====================================== | [ 18.648086][ T432] softirqs last disabled at (20949): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 18.648089][ T432] Preemption disabled at: | [ 18.648089][ T432] 0x0 | [ 18.648100][ T432] Tainted: [W]=WARN [ 18.648100][ T432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.648102][ T432] Call Trace: [ 18.648104][ T432] [ 18.648105][ T432] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.648112][ T432] __might_resched.cold (kernel/sched/core.c:9234) [ 18.648116][ T432] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.648121][ T432] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 18.648125][ T432] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 18.648127][ T432] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.648134][ T432] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 18.648136][ T432] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.648140][ T432] put_chars (drivers/char/virtio_console.c:1176) [ 18.648143][ T432] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.648144][ T432] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 18.648147][ T432] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.648152][ T432] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.648160][ T432] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.648163][ T432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.648165][ T432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.648168][ T432] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.648172][ T432] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.648174][ T432] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 18.648177][ T432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.648179][ T432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.648183][ T432] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.648187][ T432] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.648189][ T432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.648194][ T432] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.648197][ T432] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.648199][ T432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.648200][ T432] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 18.648204][ T432] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.648206][ T432] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.648208][ T432] vprintk_emit (kernel/printk/printk.c:2479) [ 18.648211][ T432] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.648214][ T432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.648218][ T432] _printk (kernel/printk/printk.c:2504) [ 18.648221][ T432] ? snapshot_read.cold (user.c:?) [ 18.648224][ T432] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 18.648227][ T432] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.648231][ T432] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 18.648233][ T432] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 18.648237][ T432] ? exit_notify (kernel/exit.c:780) [ 18.648238][ T432] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.648241][ T432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.648245][ T432] do_group_exit (kernel/exit.c:1151) [ 18.648247][ T432] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 18.648249][ T432] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 18.648252][ T432] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.648255][ T432] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 18.648258][ T432] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.648261][ T432] RIP: 0033:0x7f4dd5bb31b8 [ 18.648263][ T432] Code: Unable to access opcode bytes at 0x7f4dd5bb318e. Code starting with the faulting instruction =========================================== [ 18.648264][ T432] RSP: 002b:00007ffcf98795f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 18.648266][ T432] RAX: ffffffffffffffda RBX: 00007f4dd5ce3f88 RCX: 00007f4dd5bb31b8 [ 18.648268][ T432] RDX: 00007f4dd58fdfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 18.648268][ T432] RBP: 00007ffcf9879650 R08: 0000000000000000 R09: 0000000000000060 [ 18.648269][ T432] R10: 00007ffcf9879410 R11: 0000000000000246 R12: 0000000000000001 [ 18.648270][ T432] R13: 0000000000000000 R14: 00007f4dd5ce2680 R15: 00007f4dd5ce3fa0 | [ 32.052323][ T873] softirqs last disabled at (18470): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 32.052326][ T873] Preemption disabled at: | [ 32.052327][ T873] 0x0 | [ 32.052338][ T873] Tainted: [W]=WARN [ 32.052338][ T873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.052340][ T873] Call Trace: [ 32.052342][ T873] [ 32.052343][ T873] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.052352][ T873] __might_resched.cold (kernel/sched/core.c:9234) [ 32.052357][ T873] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.052361][ T873] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.052366][ T873] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 32.052368][ T873] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.052374][ T873] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.052377][ T873] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.052381][ T873] put_chars (drivers/char/virtio_console.c:1176) [ 32.052383][ T873] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.052384][ T873] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.052388][ T873] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.052394][ T873] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.052402][ T873] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.052404][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.052406][ T873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.052410][ T873] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.052415][ T873] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.052417][ T873] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 32.052420][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.052422][ T873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.052426][ T873] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.052430][ T873] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.052432][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.052438][ T873] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.052441][ T873] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.052443][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.052444][ T873] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 32.052448][ T873] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.052450][ T873] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.052453][ T873] vprintk_emit (kernel/printk/printk.c:2479) [ 32.052456][ T873] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.052459][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.052463][ T873] _printk (kernel/printk/printk.c:2504) [ 32.052467][ T873] ? snapshot_read.cold (user.c:?) [ 32.052470][ T873] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.052472][ T873] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.052476][ T873] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.052479][ T873] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 32.052483][ T873] ? exit_notify (kernel/exit.c:780) [ 32.052484][ T873] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.052487][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.052491][ T873] do_group_exit (kernel/exit.c:1151) [ 32.052494][ T873] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 32.052496][ T873] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 32.052499][ T873] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.052503][ T873] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.052506][ T873] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.052508][ T873] RIP: 0033:0x7fdec63b41b8 [ 32.052510][ T873] Code: Unable to access opcode bytes at 0x7fdec63b418e. Code starting with the faulting instruction =========================================== [ 32.052511][ T873] RSP: 002b:00007fff87cc2cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.052514][ T873] RAX: ffffffffffffffda RBX: 00007fdec64e4f88 RCX: 00007fdec63b41b8 [ 32.052515][ T873] RDX: 00007fdec60fefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 32.052516][ T873] RBP: 00007fff87cc2d50 R08: 0000000000000000 R09: 0000000000000050 [ 32.052517][ T873] R10: 00007fff87cc2b10 R11: 0000000000000246 R12: 0000000000000001 [ 32.052518][ T873] R13: 0000000000000000 R14: 00007fdec64e3680 R15: 00007fdec64e4fa0 | [ 34.510687][ T943] softirqs last disabled at (30449): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 34.510689][ T943] Preemption disabled at: | [ 34.510690][ T943] 0x0 | [ 34.510701][ T943] Tainted: [W]=WARN [ 34.510701][ T943] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.510703][ T943] Call Trace: [ 34.510705][ T943] [ 34.510706][ T943] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.510713][ T943] __might_resched.cold (kernel/sched/core.c:9234) [ 34.510717][ T943] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.510721][ T943] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 34.510726][ T943] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 34.510728][ T943] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.510735][ T943] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 34.510738][ T943] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.510742][ T943] put_chars (drivers/char/virtio_console.c:1176) [ 34.510744][ T943] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.510746][ T943] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 34.510749][ T943] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 34.510755][ T943] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.510762][ T943] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.510765][ T943] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.510767][ T943] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.510772][ T943] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.510776][ T943] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.510778][ T943] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 34.510781][ T943] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.510783][ T943] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.510787][ T943] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.510791][ T943] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.510793][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.510799][ T943] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.510802][ T943] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.510804][ T943] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.510806][ T943] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 34.510809][ T943] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.510811][ T943] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.510814][ T943] vprintk_emit (kernel/printk/printk.c:2479) [ 34.510817][ T943] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.510820][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.510824][ T943] _printk (kernel/printk/printk.c:2504) [ 34.510828][ T943] ? snapshot_read.cold (user.c:?) [ 34.510831][ T943] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 34.510833][ T943] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.510837][ T943] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 34.510840][ T943] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 34.510844][ T943] ? exit_notify (kernel/exit.c:780) [ 34.510846][ T943] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 34.510848][ T943] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.510852][ T943] do_group_exit (kernel/exit.c:1151) [ 34.510855][ T943] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 34.510857][ T943] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 34.510859][ T943] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.510863][ T943] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.510866][ T943] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.510869][ T943] RIP: 0033:0x7f9c28a811b8 [ 34.510871][ T943] Code: Unable to access opcode bytes at 0x7f9c28a8118e. Code starting with the faulting instruction =========================================== [ 34.510872][ T943] RSP: 002b:00007ffe69aff148 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 34.510874][ T943] RAX: ffffffffffffffda RBX: 00007f9c28bb1f88 RCX: 00007f9c28a811b8 [ 34.510876][ T943] RDX: 00007f9c287cc588 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 34.510877][ T943] RBP: 00007ffe69aff1a0 R08: 0000000000000000 R09: 0000000000000000 [ 34.510878][ T943] R10: 00007ffe69afef40 R11: 0000000000000246 R12: 0000000000000001 [ 34.510878][ T943] R13: 0000000000000000 R14: 00007f9c28bb0680 R15: 00007f9c28bb1fa0 | [ 65.706810][ T1876] softirqs last disabled at (45141): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 65.706814][ T1876] Preemption disabled at: | [ 65.706815][ T1876] 0x0 | [ 65.706829][ T1876] Tainted: [W]=WARN [ 65.706830][ T1876] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.706832][ T1876] Call Trace: [ 65.706834][ T1876] [ 65.706837][ T1876] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 65.706845][ T1876] __might_resched.cold (kernel/sched/core.c:9234) [ 65.706851][ T1876] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 65.706857][ T1876] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 65.706864][ T1876] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 65.706867][ T1876] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.706877][ T1876] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 65.706880][ T1876] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.706886][ T1876] put_chars (drivers/char/virtio_console.c:1176) [ 65.706890][ T1876] ? __send_to_port (drivers/char/virtio_console.c:654) [ 65.706892][ T1876] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 65.706898][ T1876] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 65.706907][ T1876] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 65.706918][ T1876] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 65.706922][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.706926][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.706932][ T1876] console_emit_next_record (kernel/printk/printk.c:3183) [ 65.706939][ T1876] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 65.706941][ T1876] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 65.706947][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.706950][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.706956][ T1876] console_flush_one_record (kernel/printk/printk.c:3268) [ 65.706963][ T1876] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 65.706966][ T1876] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.706975][ T1876] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 65.706979][ T1876] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 65.706982][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.706985][ T1876] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 65.706991][ T1876] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 65.706994][ T1876] ? vprintk_emit (kernel/printk/printk.c:2478) [ 65.706999][ T1876] vprintk_emit (kernel/printk/printk.c:2479) [ 65.707004][ T1876] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 65.707009][ T1876] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.707015][ T1876] _printk (kernel/printk/printk.c:2504) [ 65.707020][ T1876] ? snapshot_read.cold (user.c:?) [ 65.707025][ T1876] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 65.707029][ T1876] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.707035][ T1876] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 65.707040][ T1876] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 65.707045][ T1876] ? exit_notify (kernel/exit.c:780) [ 65.707047][ T1876] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 65.707051][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.707057][ T1876] do_group_exit (kernel/exit.c:1151) [ 65.707062][ T1876] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 65.707065][ T1876] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 65.707068][ T1876] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 65.707073][ T1876] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 65.707078][ T1876] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.707081][ T1876] RIP: 0033:0x7f3ee95df1b8 [ 65.707084][ T1876] Code: Unable to access opcode bytes at 0x7f3ee95df18e. Code starting with the faulting instruction =========================================== [ 65.707085][ T1876] RSP: 002b:00007ffce2199da8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 65.707089][ T1876] RAX: ffffffffffffffda RBX: 00007f3ee970ff88 RCX: 00007f3ee95df1b8 [ 65.707091][ T1876] RDX: 00007f3ee93707c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 65.707092][ T1876] RBP: 00007ffce2199e00 R08: 0000000000000000 R09: 0000000000001010 [ 65.707094][ T1876] R10: 00007ffce2199c20 R11: 0000000000000246 R12: 0000000000000002 [ 65.707095][ T1876] R13: 0000000000000000 R14: 00007f3ee970e680 R15: 00007f3ee970ffa0 | [ 142.315480][ T4016] softirqs last disabled at (30336): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 142.315483][ T4016] Preemption disabled at: | [ 142.315483][ T4016] vprintk_emit (kernel/printk/printk.c:2471) | [ 142.315492][ T4016] Tainted: [W]=WARN [ 142.315493][ T4016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 142.315495][ T4016] Call Trace: [ 142.315497][ T4016] [ 142.315498][ T4016] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 142.315505][ T4016] ? vprintk_emit (kernel/printk/printk.c:2471) [ 142.315514][ T4016] __might_resched.cold (kernel/sched/core.c:9234) [ 142.315519][ T4016] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 142.315523][ T4016] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 142.315528][ T4016] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 142.315530][ T4016] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 142.315537][ T4016] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 142.315539][ T4016] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 142.315543][ T4016] put_chars (drivers/char/virtio_console.c:1176) [ 142.315546][ T4016] ? __send_to_port (drivers/char/virtio_console.c:654) [ 142.315548][ T4016] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 142.315554][ T4016] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 142.315561][ T4016] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 142.315564][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315567][ T4016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 142.315571][ T4016] console_emit_next_record (kernel/printk/printk.c:3183) [ 142.315574][ T4016] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 142.315577][ T4016] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 142.315580][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315582][ T4016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 142.315586][ T4016] console_flush_one_record (kernel/printk/printk.c:3268) [ 142.315590][ T4016] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 142.315592][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 142.315597][ T4016] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 142.315600][ T4016] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 142.315602][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315604][ T4016] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 142.315607][ T4016] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 142.315609][ T4016] ? vprintk_emit (kernel/printk/printk.c:2478) [ 142.315612][ T4016] vprintk_emit (kernel/printk/printk.c:2479) [ 142.315615][ T4016] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 142.315617][ T4016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 142.315619][ T4016] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 142.315623][ T4016] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 142.315626][ T4016] _printk (kernel/printk/printk.c:2504) [ 142.315630][ T4016] ? snapshot_read.cold (user.c:?) [ 142.315634][ T4016] ? br_multicast_flood (??:?) [ 142.315637][ T4016] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 142.315638][ T4016] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 142.315640][ T4016] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 142.315644][ T4016] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 142.315648][ T4016] br_init_port (net/bridge/br_stp_if.c:39) [ 142.315650][ T4016] new_nbp (net/bridge/br_if.c:449) [ 142.315654][ T4016] br_add_if (net/bridge/br_if.c:592) [ 142.315657][ T4016] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 142.315660][ T4016] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 142.315666][ T4016] do_set_master (net/core/rtnetlink.c:3071) [ 142.315669][ T4016] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 142.315673][ T4016] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 142.315676][ T4016] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 142.315677][ T4016] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 142.315680][ T4016] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 142.315684][ T4016] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 142.315686][ T4016] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 142.315688][ T4016] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 142.315690][ T4016] ? kasan_save_stack (mm/kasan/common.c:58) [ 142.315693][ T4016] ? kasan_save_stack (mm/kasan/common.c:57) [ 142.315694][ T4016] ? kasan_save_track (mm/kasan/common.c:78) [ 142.315695][ T4016] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 142.315697][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 142.315699][ T4016] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 142.315702][ T4016] ? ___sys_sendmsg (net/socket.c:2758) [ 142.315706][ T4016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 142.315708][ T4016] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 142.315711][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315712][ T4016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 142.315714][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315715][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315717][ T4016] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 142.315719][ T4016] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 142.315721][ T4016] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 142.315723][ T4016] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 142.315726][ T4016] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 142.315727][ T4016] ? nla_get_range_signed (lib/nlattr.c:270) [ 142.315732][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315735][ T4016] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 142.315740][ T4016] rtnl_newlink (net/core/rtnetlink.c:4215) [ 142.315745][ T4016] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 142.315747][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 142.315752][ T4016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 142.315753][ T4016] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 142.315756][ T4016] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 142.315758][ T4016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 142.315761][ T4016] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 142.315763][ T4016] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 142.315767][ T4016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 142.315768][ T4016] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 142.315772][ T4016] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 142.315775][ T4016] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 142.315778][ T4016] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 142.315781][ T4016] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 142.315784][ T4016] ? netlink_ack (./include/linux/skbuff.h:2718) [ 142.315791][ T4016] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 142.315793][ T4016] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 142.315797][ T4016] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 142.315801][ T4016] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 142.315804][ T4016] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 142.315808][ T4016] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 142.315812][ T4016] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 142.315816][ T4016] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 142.315818][ T4016] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 142.315823][ T4016] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 142.315826][ T4016] ____sys_sendmsg (net/socket.c:2713) [ 142.315828][ T4016] ? copy_msghdr_from_user (net/socket.c:2650) [ 142.315831][ T4016] ? sock_write_iter (net/socket.c:1269) [ 142.315832][ T4016] ? move_addr_to_kernel (net/socket.c:258) [ 142.315840][ T4016] ___sys_sendmsg (net/socket.c:2767) [ 142.315843][ T4016] ? copy_msghdr_from_user (net/socket.c:2619) [ 142.315859][ T4016] __sys_sendmsg (net/socket.c:2799) [ 142.315862][ T4016] ? __sys_sendmsg_sock (net/socket.c:2780) [ 142.315868][ T4016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 142.315871][ T4016] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 142.315874][ T4016] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 142.315877][ T4016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 142.315879][ T4016] RIP: 0033:0x7fc3ce42554e [ 142.315883][ T4016] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 142.315885][ T4016] RSP: 002b:00007ffd515fd280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 142.315888][ T4016] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc3ce42554e [ 142.315889][ T4016] RDX: 0000000000000000 RSI: 00007ffd515fd330 RDI: 0000000000000005 [ 142.315890][ T4016] RBP: 00007ffd515fd290 R08: 0000000000000000 R09: 0000000000000000 [ 142.315891][ T4016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b884 [ 142.315892][ T4016] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd515fd9f0 | [ 146.758615][ T12] softirqs last disabled at (4353713): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 146.758617][ T12] Preemption disabled at: | [ 146.758618][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 146.758627][ T12] Tainted: [W]=WARN [ 146.758628][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.758630][ T12] Workqueue: netns cleanup_net [ 146.758633][ T12] Call Trace: [ 146.758635][ T12] [ 146.758636][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 146.758642][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 146.758644][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 146.758648][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 146.758653][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 146.758657][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 146.758660][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.758666][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 146.758669][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.758673][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 146.758675][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 146.758678][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 146.758684][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 146.758688][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 146.758693][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 146.758696][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.758702][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 146.758707][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 146.758709][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 146.758712][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.758714][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.758718][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 146.758723][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 146.758725][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 146.758730][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 146.758733][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 146.758735][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.758737][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 146.758741][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 146.758743][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 146.758746][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 146.758749][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 146.758750][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 146.758752][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 146.758754][ T12] ? kthread (kernel/kthread.c:436) [ 146.758757][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 146.758759][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 146.758764][ T12] _printk (kernel/printk/printk.c:2504) [ 146.758768][ T12] ? snapshot_read.cold (user.c:?) [ 146.758773][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 146.758777][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 146.758781][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 146.758784][ T12] ? netdev_notice (net/core/dev.c:13194) [ 146.758788][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.758790][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 146.758793][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 146.758795][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 146.758798][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 146.758802][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 146.758805][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 146.758812][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 146.758816][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 146.758819][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 146.758824][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 146.758828][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 146.758829][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 146.758833][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 146.758838][ T12] cleanup_net (net/core/net_namespace.c:706) [ 146.758841][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 146.758845][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.758847][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.758851][ T12] process_one_work (kernel/workqueue.c:3387) [ 146.758858][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 146.758861][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 146.758869][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 146.758877][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 146.758879][ T12] kthread (kernel/kthread.c:436) [ 146.758881][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.758885][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 146.758888][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 146.758890][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 146.758894][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 146.758897][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 146.758900][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 151.284744][ T4230] softirqs last disabled at (44770): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 151.284748][ T4230] Preemption disabled at: | [ 151.284748][ T4230] vprintk_emit (kernel/printk/printk.c:2471) | [ 151.284759][ T4230] Tainted: [W]=WARN [ 151.284760][ T4230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.284762][ T4230] Call Trace: [ 151.284764][ T4230] [ 151.284766][ T4230] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 151.284773][ T4230] ? vprintk_emit (kernel/printk/printk.c:2471) [ 151.284776][ T4230] __might_resched.cold (kernel/sched/core.c:9234) [ 151.284781][ T4230] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 151.284787][ T4230] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 151.284792][ T4230] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 151.284795][ T4230] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.284803][ T4230] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 151.284807][ T4230] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.284812][ T4230] put_chars (drivers/char/virtio_console.c:1176) [ 151.284816][ T4230] ? __send_to_port (drivers/char/virtio_console.c:654) [ 151.284817][ T4230] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 151.284822][ T4230] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 151.284830][ T4230] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 151.284840][ T4230] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 151.284844][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.284847][ T4230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.284853][ T4230] console_emit_next_record (kernel/printk/printk.c:3183) [ 151.284858][ T4230] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 151.284861][ T4230] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 151.284866][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.284868][ T4230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.284874][ T4230] console_flush_one_record (kernel/printk/printk.c:3268) [ 151.284880][ T4230] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 151.284882][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.284891][ T4230] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 151.284895][ T4230] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 151.284897][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.284900][ T4230] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 151.284905][ T4230] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 151.284907][ T4230] ? vprintk_emit (kernel/printk/printk.c:2478) [ 151.284912][ T4230] vprintk_emit (kernel/printk/printk.c:2479) [ 151.284916][ T4230] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 151.284919][ T4230] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 151.284923][ T4230] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 151.284929][ T4230] _printk (kernel/printk/printk.c:2504) [ 151.284933][ T4230] ? snapshot_read.cold (user.c:?) [ 151.284939][ T4230] ? br_multicast_flood (??:?) [ 151.284943][ T4230] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 151.284945][ T4230] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 151.284946][ T4230] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.284953][ T4230] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 151.284959][ T4230] br_init_port (net/bridge/br_stp_if.c:39) [ 151.284963][ T4230] new_nbp (net/bridge/br_if.c:449) [ 151.284968][ T4230] br_add_if (net/bridge/br_if.c:592) [ 151.284972][ T4230] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 151.284976][ T4230] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 151.284984][ T4230] do_set_master (net/core/rtnetlink.c:3071) [ 151.284990][ T4230] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 151.284995][ T4230] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 151.285000][ T4230] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 151.285002][ T4230] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 151.285006][ T4230] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 151.285010][ T4230] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 151.285014][ T4230] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.285017][ T4230] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 151.285020][ T4230] ? kasan_save_stack (mm/kasan/common.c:58) [ 151.285024][ T4230] ? kasan_save_stack (mm/kasan/common.c:57) [ 151.285026][ T4230] ? kasan_save_track (mm/kasan/common.c:78) [ 151.285028][ T4230] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 151.285032][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.285035][ T4230] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 151.285039][ T4230] ? ___sys_sendmsg (net/socket.c:2758) [ 151.285045][ T4230] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 151.285048][ T4230] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 151.285052][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.285055][ T4230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.285058][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.285060][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.285063][ T4230] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 151.285067][ T4230] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 151.285070][ T4230] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 151.285074][ T4230] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 151.285079][ T4230] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 151.285081][ T4230] ? nla_get_range_signed (lib/nlattr.c:270) [ 151.285089][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.285093][ T4230] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 151.285102][ T4230] rtnl_newlink (net/core/rtnetlink.c:4215) [ 151.285112][ T4230] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.285115][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.285122][ T4230] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 151.285125][ T4230] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 151.285129][ T4230] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.285132][ T4230] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 151.285138][ T4230] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.285142][ T4230] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.285147][ T4230] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.285149][ T4230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 151.285157][ T4230] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 151.285160][ T4230] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 151.285166][ T4230] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 151.285171][ T4230] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.285176][ T4230] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.285187][ T4230] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 151.285190][ T4230] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 151.285198][ T4230] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.285204][ T4230] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.285208][ T4230] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 151.285214][ T4230] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.285221][ T4230] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 151.285226][ T4230] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 151.285229][ T4230] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 151.285236][ T4230] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 151.285240][ T4230] ____sys_sendmsg (net/socket.c:2713) [ 151.285244][ T4230] ? copy_msghdr_from_user (net/socket.c:2650) [ 151.285247][ T4230] ? sock_write_iter (net/socket.c:1269) [ 151.285249][ T4230] ? move_addr_to_kernel (net/socket.c:258) [ 151.285261][ T4230] ___sys_sendmsg (net/socket.c:2767) [ 151.285265][ T4230] ? copy_msghdr_from_user (net/socket.c:2619) [ 151.285291][ T4230] __sys_sendmsg (net/socket.c:2799) [ 151.285296][ T4230] ? __sys_sendmsg_sock (net/socket.c:2780) [ 151.285306][ T4230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.285311][ T4230] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 151.285314][ T4230] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 151.285318][ T4230] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.285322][ T4230] RIP: 0033:0x7f05cc3fb54e [ 151.285327][ T4230] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 151.285329][ T4230] RSP: 002b:00007fff00465f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.285332][ T4230] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f05cc3fb54e [ 151.285334][ T4230] RDX: 0000000000000000 RSI: 00007fff00466020 RDI: 0000000000000005 [ 151.285336][ T4230] RBP: 00007fff00465f80 R08: 0000000000000000 R09: 0000000000000000 [ 151.285337][ T4230] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b88d [ 151.285338][ T4230] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff004666e0 | [ 155.768982][ T12] softirqs last disabled at (4552096): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 155.768986][ T12] Preemption disabled at: | [ 155.768987][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 155.768996][ T12] Tainted: [W]=WARN [ 155.768997][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.768999][ T12] Workqueue: netns cleanup_net [ 155.769002][ T12] Call Trace: [ 155.769004][ T12] [ 155.769006][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 155.769012][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 155.769014][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 155.769019][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 155.769023][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 155.769027][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 155.769029][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 155.769036][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 155.769039][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 155.769043][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 155.769046][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 155.769047][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 155.769051][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 155.769054][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 155.769059][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 155.769063][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 155.769068][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 155.769071][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.769076][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 155.769081][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 155.769083][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 155.769086][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.769088][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 155.769092][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 155.769097][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 155.769099][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 155.769104][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 155.769107][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 155.769109][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.769111][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 155.769115][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 155.769117][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 155.769120][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 155.769123][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 155.769124][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 155.769126][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 155.769128][ T12] ? kthread (kernel/kthread.c:436) [ 155.769131][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 155.769134][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 155.769139][ T12] _printk (kernel/printk/printk.c:2504) [ 155.769142][ T12] ? snapshot_read.cold (user.c:?) [ 155.769147][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 155.769151][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 155.769155][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 155.769158][ T12] ? netdev_notice (net/core/dev.c:13194) [ 155.769162][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.769164][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 155.769167][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 155.769169][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 155.769171][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 155.769176][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 155.769179][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 155.769186][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 155.769190][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 155.769193][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 155.769197][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 155.769201][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 155.769202][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 155.769206][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 155.769211][ T12] cleanup_net (net/core/net_namespace.c:706) [ 155.769214][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 155.769218][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 155.769220][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 155.769224][ T12] process_one_work (kernel/workqueue.c:3387) [ 155.769230][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 155.769234][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 155.769242][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 155.769249][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 155.769251][ T12] kthread (kernel/kthread.c:436) [ 155.769253][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 155.769257][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 155.769260][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 155.769263][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 155.769266][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 155.769270][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 155.769273][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 160.024588][ T4432] softirqs last disabled at (39070): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 160.024590][ T4432] Preemption disabled at: | [ 160.024591][ T4432] vprintk_emit (kernel/printk/printk.c:2471) | [ 160.024600][ T4432] Tainted: [W]=WARN [ 160.024601][ T4432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.024603][ T4432] Call Trace: [ 160.024604][ T4432] [ 160.024606][ T4432] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 160.024612][ T4432] ? vprintk_emit (kernel/printk/printk.c:2471) [ 160.024614][ T4432] __might_resched.cold (kernel/sched/core.c:9234) [ 160.024618][ T4432] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 160.024623][ T4432] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 160.024627][ T4432] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 160.024629][ T4432] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 160.024636][ T4432] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 160.024639][ T4432] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 160.024643][ T4432] put_chars (drivers/char/virtio_console.c:1176) [ 160.024645][ T4432] ? __send_to_port (drivers/char/virtio_console.c:654) [ 160.024646][ T4432] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 160.024650][ T4432] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 160.024655][ T4432] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 160.024663][ T4432] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 160.024666][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024668][ T4432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 160.024672][ T4432] console_emit_next_record (kernel/printk/printk.c:3183) [ 160.024676][ T4432] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 160.024678][ T4432] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 160.024681][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024683][ T4432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 160.024687][ T4432] console_flush_one_record (kernel/printk/printk.c:3268) [ 160.024691][ T4432] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 160.024693][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 160.024698][ T4432] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 160.024701][ T4432] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 160.024703][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024705][ T4432] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 160.024709][ T4432] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 160.024710][ T4432] ? vprintk_emit (kernel/printk/printk.c:2478) [ 160.024713][ T4432] vprintk_emit (kernel/printk/printk.c:2479) [ 160.024716][ T4432] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 160.024718][ T4432] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 160.024721][ T4432] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 160.024725][ T4432] _printk (kernel/printk/printk.c:2504) [ 160.024728][ T4432] ? snapshot_read.cold (user.c:?) [ 160.024732][ T4432] ? br_multicast_flood (??:?) [ 160.024735][ T4432] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 160.024737][ T4432] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 160.024738][ T4432] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 160.024742][ T4432] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 160.024747][ T4432] br_init_port (net/bridge/br_stp_if.c:39) [ 160.024749][ T4432] new_nbp (net/bridge/br_if.c:449) [ 160.024753][ T4432] br_add_if (net/bridge/br_if.c:592) [ 160.024756][ T4432] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 160.024759][ T4432] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 160.024765][ T4432] do_set_master (net/core/rtnetlink.c:3071) [ 160.024769][ T4432] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 160.024772][ T4432] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 160.024775][ T4432] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 160.024777][ T4432] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 160.024780][ T4432] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 160.024783][ T4432] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 160.024785][ T4432] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 160.024787][ T4432] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 160.024789][ T4432] ? kasan_save_stack (mm/kasan/common.c:58) [ 160.024792][ T4432] ? kasan_save_stack (mm/kasan/common.c:57) [ 160.024793][ T4432] ? kasan_save_track (mm/kasan/common.c:78) [ 160.024794][ T4432] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 160.024797][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 160.024799][ T4432] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 160.024802][ T4432] ? ___sys_sendmsg (net/socket.c:2758) [ 160.024805][ T4432] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 160.024807][ T4432] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 160.024810][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024812][ T4432] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 160.024813][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024814][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024816][ T4432] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 160.024818][ T4432] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 160.024821][ T4432] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 160.024823][ T4432] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 160.024826][ T4432] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 160.024828][ T4432] ? nla_get_range_signed (lib/nlattr.c:270) [ 160.024833][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024835][ T4432] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 160.024840][ T4432] rtnl_newlink (net/core/rtnetlink.c:4215) [ 160.024845][ T4432] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 160.024847][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 160.024852][ T4432] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 160.024854][ T4432] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 160.024856][ T4432] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 160.024858][ T4432] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 160.024862][ T4432] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 160.024864][ T4432] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 160.024867][ T4432] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 160.024868][ T4432] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 160.024873][ T4432] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 160.024875][ T4432] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 160.024878][ T4432] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 160.024882][ T4432] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 160.024885][ T4432] ? netlink_ack (./include/linux/skbuff.h:2718) [ 160.024891][ T4432] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 160.024893][ T4432] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 160.024897][ T4432] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 160.024901][ T4432] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 160.024904][ T4432] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 160.024908][ T4432] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 160.024912][ T4432] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 160.024916][ T4432] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 160.024918][ T4432] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 160.024923][ T4432] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 160.024926][ T4432] ____sys_sendmsg (net/socket.c:2713) [ 160.024929][ T4432] ? copy_msghdr_from_user (net/socket.c:2650) [ 160.024931][ T4432] ? sock_write_iter (net/socket.c:1269) [ 160.024932][ T4432] ? move_addr_to_kernel (net/socket.c:258) [ 160.024940][ T4432] ___sys_sendmsg (net/socket.c:2767) [ 160.024943][ T4432] ? copy_msghdr_from_user (net/socket.c:2619) [ 160.024959][ T4432] __sys_sendmsg (net/socket.c:2799) [ 160.024962][ T4432] ? __sys_sendmsg_sock (net/socket.c:2780) [ 160.024968][ T4432] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 160.024971][ T4432] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 160.024974][ T4432] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 160.024977][ T4432] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 160.024980][ T4432] RIP: 0033:0x7fc44ed7154e [ 160.024984][ T4432] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 160.024985][ T4432] RSP: 002b:00007ffecb5179f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 160.024988][ T4432] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc44ed7154e [ 160.024989][ T4432] RDX: 0000000000000000 RSI: 00007ffecb517aa0 RDI: 0000000000000005 [ 160.024990][ T4432] RBP: 00007ffecb517a00 R08: 0000000000000000 R09: 0000000000000000 [ 160.024991][ T4432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b896 [ 160.024992][ T4432] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecb518160 | [ 164.585744][ T12] softirqs last disabled at (4771704): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 164.585748][ T12] Preemption disabled at: | [ 164.585749][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 164.585758][ T12] Tainted: [W]=WARN [ 164.585759][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 164.585760][ T12] Workqueue: netns cleanup_net [ 164.585764][ T12] Call Trace: [ 164.585765][ T12] [ 164.585767][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 164.585773][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 164.585775][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 164.585780][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 164.585785][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 164.585789][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 164.585791][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 164.585798][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 164.585801][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 164.585805][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 164.585808][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 164.585809][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 164.585813][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 164.585815][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 164.585821][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 164.585825][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 164.585831][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 164.585834][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.585839][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 164.585843][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 164.585845][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 164.585848][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.585850][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.585854][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 164.585859][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 164.585861][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 164.585867][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 164.585870][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 164.585871][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.585873][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 164.585877][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 164.585879][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 164.585882][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 164.585885][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 164.585887][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 164.585888][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 164.585890][ T12] ? kthread (kernel/kthread.c:436) [ 164.585893][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 164.585896][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 164.585901][ T12] _printk (kernel/printk/printk.c:2504) [ 164.585904][ T12] ? snapshot_read.cold (user.c:?) [ 164.585909][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 164.585913][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 164.585917][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 164.585920][ T12] ? netdev_notice (net/core/dev.c:13194) [ 164.585924][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.585926][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 164.585929][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 164.585931][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 164.585934][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 164.585938][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 164.585942][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 164.585949][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 164.585952][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 164.585956][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 164.585960][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 164.585963][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 164.585965][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 164.585968][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 164.585973][ T12] cleanup_net (net/core/net_namespace.c:706) [ 164.585977][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 164.585980][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.585982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.585986][ T12] process_one_work (kernel/workqueue.c:3387) [ 164.585993][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 164.585996][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 164.586004][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 164.586011][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 164.586014][ T12] kthread (kernel/kthread.c:436) [ 164.586016][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 164.586019][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 164.586022][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 164.586025][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 164.586028][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 164.586032][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 164.586035][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 169.028084][ T4649] softirqs last disabled at (44058): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 169.028087][ T4649] Preemption disabled at: | [ 169.028087][ T4649] vprintk_emit (kernel/printk/printk.c:2471) | [ 169.028096][ T4649] Tainted: [W]=WARN [ 169.028097][ T4649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 169.028100][ T4649] Call Trace: [ 169.028101][ T4649] [ 169.028103][ T4649] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 169.028109][ T4649] ? vprintk_emit (kernel/printk/printk.c:2471) [ 169.028111][ T4649] __might_resched.cold (kernel/sched/core.c:9234) [ 169.028116][ T4649] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 169.028120][ T4649] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 169.028125][ T4649] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 169.028127][ T4649] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.028133][ T4649] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 169.028136][ T4649] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.028140][ T4649] put_chars (drivers/char/virtio_console.c:1176) [ 169.028142][ T4649] ? __send_to_port (drivers/char/virtio_console.c:654) [ 169.028144][ T4649] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 169.028147][ T4649] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 169.028153][ T4649] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 169.028161][ T4649] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 169.028164][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028166][ T4649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.028170][ T4649] console_emit_next_record (kernel/printk/printk.c:3183) [ 169.028174][ T4649] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 169.028176][ T4649] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 169.028180][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028181][ T4649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.028186][ T4649] console_flush_one_record (kernel/printk/printk.c:3268) [ 169.028190][ T4649] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 169.028192][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.028197][ T4649] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 169.028200][ T4649] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 169.028203][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028204][ T4649] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 169.028208][ T4649] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 169.028210][ T4649] ? vprintk_emit (kernel/printk/printk.c:2478) [ 169.028213][ T4649] vprintk_emit (kernel/printk/printk.c:2479) [ 169.028216][ T4649] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 169.028218][ T4649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 169.028221][ T4649] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 169.028225][ T4649] _printk (kernel/printk/printk.c:2504) [ 169.028229][ T4649] ? snapshot_read.cold (user.c:?) [ 169.028232][ T4649] ? br_multicast_flood (??:?) [ 169.028236][ T4649] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 169.028237][ T4649] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 169.028239][ T4649] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 169.028243][ T4649] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 169.028247][ T4649] br_init_port (net/bridge/br_stp_if.c:39) [ 169.028250][ T4649] new_nbp (net/bridge/br_if.c:449) [ 169.028254][ T4649] br_add_if (net/bridge/br_if.c:592) [ 169.028256][ T4649] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 169.028260][ T4649] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 169.028266][ T4649] do_set_master (net/core/rtnetlink.c:3071) [ 169.028270][ T4649] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 169.028274][ T4649] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 169.028277][ T4649] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 169.028279][ T4649] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 169.028281][ T4649] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 169.028285][ T4649] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 169.028287][ T4649] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 169.028289][ T4649] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 169.028291][ T4649] ? kasan_save_stack (mm/kasan/common.c:58) [ 169.028294][ T4649] ? kasan_save_stack (mm/kasan/common.c:57) [ 169.028295][ T4649] ? kasan_save_track (mm/kasan/common.c:78) [ 169.028296][ T4649] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 169.028298][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.028300][ T4649] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 169.028303][ T4649] ? ___sys_sendmsg (net/socket.c:2758) [ 169.028307][ T4649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 169.028309][ T4649] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 169.028312][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028314][ T4649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.028315][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028317][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028318][ T4649] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 169.028321][ T4649] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 169.028324][ T4649] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 169.028325][ T4649] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 169.028329][ T4649] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 169.028330][ T4649] ? nla_get_range_signed (lib/nlattr.c:270) [ 169.028335][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028338][ T4649] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 169.028343][ T4649] rtnl_newlink (net/core/rtnetlink.c:4215) [ 169.028351][ T4649] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.028353][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.028358][ T4649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 169.028360][ T4649] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 169.028362][ T4649] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.028364][ T4649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 169.028368][ T4649] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.028370][ T4649] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 169.028373][ T4649] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 169.028375][ T4649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 169.028379][ T4649] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 169.028381][ T4649] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 169.028385][ T4649] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 169.028389][ T4649] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 169.028392][ T4649] ? netlink_ack (./include/linux/skbuff.h:2718) [ 169.028398][ T4649] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 169.028400][ T4649] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 169.028405][ T4649] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 169.028409][ T4649] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 169.028412][ T4649] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 169.028416][ T4649] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 169.028420][ T4649] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 169.028424][ T4649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 169.028426][ T4649] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 169.028432][ T4649] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 169.028435][ T4649] ____sys_sendmsg (net/socket.c:2713) [ 169.028437][ T4649] ? copy_msghdr_from_user (net/socket.c:2650) [ 169.028440][ T4649] ? sock_write_iter (net/socket.c:1269) [ 169.028441][ T4649] ? move_addr_to_kernel (net/socket.c:258) [ 169.028449][ T4649] ___sys_sendmsg (net/socket.c:2767) [ 169.028452][ T4649] ? copy_msghdr_from_user (net/socket.c:2619) [ 169.028469][ T4649] __sys_sendmsg (net/socket.c:2799) [ 169.028472][ T4649] ? __sys_sendmsg_sock (net/socket.c:2780) [ 169.028478][ T4649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.028482][ T4649] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 169.028485][ T4649] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 169.028488][ T4649] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 169.028490][ T4649] RIP: 0033:0x7fed0ea6c54e [ 169.028494][ T4649] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 169.028495][ T4649] RSP: 002b:00007fffc1ea4710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 169.028498][ T4649] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fed0ea6c54e [ 169.028500][ T4649] RDX: 0000000000000000 RSI: 00007fffc1ea47c0 RDI: 0000000000000005 [ 169.028500][ T4649] RBP: 00007fffc1ea4720 R08: 0000000000000000 R09: 0000000000000000 [ 169.028501][ T4649] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b89f [ 169.028502][ T4649] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc1ea4e80 | [ 173.369931][ T12] softirqs last disabled at (5000660): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 173.369935][ T12] Preemption disabled at: | [ 173.369935][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 173.369944][ T12] Tainted: [W]=WARN [ 173.369945][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 173.369947][ T12] Workqueue: netns cleanup_net [ 173.369950][ T12] Call Trace: [ 173.369951][ T12] [ 173.369953][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 173.369960][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 173.369961][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 173.369966][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 173.369970][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 173.369975][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 173.369977][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 173.369984][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 173.369987][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 173.369990][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 173.369993][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 173.369994][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 173.369998][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 173.370001][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 173.370006][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 173.370010][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.370016][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 173.370019][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.370024][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 173.370029][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 173.370031][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 173.370034][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.370036][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 173.370040][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 173.370045][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 173.370047][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 173.370052][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 173.370055][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 173.370057][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.370059][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 173.370063][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 173.370065][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 173.370068][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 173.370071][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 173.370073][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 173.370075][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 173.370077][ T12] ? kthread (kernel/kthread.c:436) [ 173.370079][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 173.370082][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 173.370087][ T12] _printk (kernel/printk/printk.c:2504) [ 173.370091][ T12] ? snapshot_read.cold (user.c:?) [ 173.370096][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 173.370100][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 173.370104][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 173.370107][ T12] ? netdev_notice (net/core/dev.c:13194) [ 173.370112][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.370114][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 173.370116][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 173.370118][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 173.370121][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 173.370125][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 173.370129][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 173.370136][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 173.370139][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 173.370143][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 173.370147][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 173.370151][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 173.370153][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 173.370156][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 173.370161][ T12] cleanup_net (net/core/net_namespace.c:706) [ 173.370165][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 173.370169][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 173.370171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 173.370174][ T12] process_one_work (kernel/workqueue.c:3387) [ 173.370181][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 173.370184][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 173.370193][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 173.370201][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 173.370203][ T12] kthread (kernel/kthread.c:436) [ 173.370205][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 173.370208][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 173.370211][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 173.370214][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 173.370218][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 173.370222][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 173.370225][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 177.238054][ T4851] softirqs last disabled at (39942): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 177.238056][ T4851] Preemption disabled at: | [ 177.238057][ T4851] vprintk_emit (kernel/printk/printk.c:2471) | [ 177.238066][ T4851] Tainted: [W]=WARN [ 177.238067][ T4851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 177.238069][ T4851] Call Trace: [ 177.238071][ T4851] [ 177.238072][ T4851] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 177.238079][ T4851] ? vprintk_emit (kernel/printk/printk.c:2471) [ 177.238080][ T4851] __might_resched.cold (kernel/sched/core.c:9234) [ 177.238085][ T4851] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 177.238089][ T4851] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 177.238094][ T4851] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 177.238096][ T4851] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 177.238102][ T4851] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 177.238105][ T4851] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 177.238109][ T4851] put_chars (drivers/char/virtio_console.c:1176) [ 177.238112][ T4851] ? __send_to_port (drivers/char/virtio_console.c:654) [ 177.238113][ T4851] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 177.238117][ T4851] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 177.238122][ T4851] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 177.238130][ T4851] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 177.238133][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238135][ T4851] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.238139][ T4851] console_emit_next_record (kernel/printk/printk.c:3183) [ 177.238143][ T4851] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 177.238145][ T4851] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 177.238149][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238150][ T4851] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.238154][ T4851] console_flush_one_record (kernel/printk/printk.c:3268) [ 177.238159][ T4851] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 177.238161][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.238166][ T4851] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 177.238169][ T4851] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 177.238171][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238173][ T4851] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 177.238177][ T4851] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 177.238178][ T4851] ? vprintk_emit (kernel/printk/printk.c:2478) [ 177.238181][ T4851] vprintk_emit (kernel/printk/printk.c:2479) [ 177.238184][ T4851] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 177.238186][ T4851] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 177.238189][ T4851] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 177.238193][ T4851] _printk (kernel/printk/printk.c:2504) [ 177.238197][ T4851] ? snapshot_read.cold (user.c:?) [ 177.238200][ T4851] ? br_multicast_flood (??:?) [ 177.238204][ T4851] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 177.238205][ T4851] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 177.238207][ T4851] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 177.238211][ T4851] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 177.238215][ T4851] br_init_port (net/bridge/br_stp_if.c:39) [ 177.238218][ T4851] new_nbp (net/bridge/br_if.c:449) [ 177.238222][ T4851] br_add_if (net/bridge/br_if.c:592) [ 177.238225][ T4851] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 177.238228][ T4851] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 177.238234][ T4851] do_set_master (net/core/rtnetlink.c:3071) [ 177.238238][ T4851] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 177.238242][ T4851] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 177.238245][ T4851] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 177.238246][ T4851] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 177.238250][ T4851] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 177.238253][ T4851] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 177.238255][ T4851] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 177.238257][ T4851] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 177.238259][ T4851] ? kasan_save_stack (mm/kasan/common.c:58) [ 177.238262][ T4851] ? kasan_save_stack (mm/kasan/common.c:57) [ 177.238263][ T4851] ? kasan_save_track (mm/kasan/common.c:78) [ 177.238264][ T4851] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 177.238267][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.238269][ T4851] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 177.238272][ T4851] ? ___sys_sendmsg (net/socket.c:2758) [ 177.238275][ T4851] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 177.238277][ T4851] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 177.238280][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238282][ T4851] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 177.238283][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238285][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238286][ T4851] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 177.238289][ T4851] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 177.238291][ T4851] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 177.238293][ T4851] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 177.238297][ T4851] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 177.238298][ T4851] ? nla_get_range_signed (lib/nlattr.c:270) [ 177.238303][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238305][ T4851] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 177.238311][ T4851] rtnl_newlink (net/core/rtnetlink.c:4215) [ 177.238316][ T4851] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 177.238318][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.238323][ T4851] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 177.238325][ T4851] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 177.238327][ T4851] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 177.238329][ T4851] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 177.238333][ T4851] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 177.238335][ T4851] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 177.238338][ T4851] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 177.238339][ T4851] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 177.238346][ T4851] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 177.238348][ T4851] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 177.238351][ T4851] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 177.238354][ T4851] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 177.238357][ T4851] ? netlink_ack (./include/linux/skbuff.h:2718) [ 177.238364][ T4851] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 177.238366][ T4851] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 177.238371][ T4851] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 177.238375][ T4851] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 177.238377][ T4851] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 177.238382][ T4851] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 177.238386][ T4851] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 177.238390][ T4851] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 177.238391][ T4851] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 177.238397][ T4851] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 177.238400][ T4851] ____sys_sendmsg (net/socket.c:2713) [ 177.238402][ T4851] ? copy_msghdr_from_user (net/socket.c:2650) [ 177.238404][ T4851] ? sock_write_iter (net/socket.c:1269) [ 177.238406][ T4851] ? move_addr_to_kernel (net/socket.c:258) [ 177.238413][ T4851] ___sys_sendmsg (net/socket.c:2767) [ 177.238416][ T4851] ? copy_msghdr_from_user (net/socket.c:2619) [ 177.238432][ T4851] __sys_sendmsg (net/socket.c:2799) [ 177.238435][ T4851] ? __sys_sendmsg_sock (net/socket.c:2780) [ 177.238442][ T4851] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 177.238445][ T4851] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 177.238448][ T4851] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 177.238451][ T4851] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 177.238453][ T4851] RIP: 0033:0x7fdf7311554e [ 177.238457][ T4851] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 177.238459][ T4851] RSP: 002b:00007ffc32671fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 177.238461][ T4851] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdf7311554e [ 177.238463][ T4851] RDX: 0000000000000000 RSI: 00007ffc32672080 RDI: 0000000000000005 [ 177.238463][ T4851] RBP: 00007ffc32671fe0 R08: 0000000000000000 R09: 0000000000000000 [ 177.238464][ T4851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8a7 [ 177.238465][ T4851] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc32672740 | [ 181.586964][ T12] softirqs last disabled at (5223782): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 181.586968][ T12] Preemption disabled at: | [ 181.586969][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 181.586978][ T12] Tainted: [W]=WARN [ 181.586979][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 181.586981][ T12] Workqueue: netns cleanup_net [ 181.586984][ T12] Call Trace: [ 181.586986][ T12] [ 181.586988][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 181.586994][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 181.586996][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 181.587001][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 181.587005][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 181.587009][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 181.587011][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 181.587018][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 181.587021][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 181.587024][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 181.587027][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 181.587028][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 181.587032][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 181.587035][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 181.587078][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 181.587084][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 181.587090][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 181.587093][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.587098][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 181.587102][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 181.587104][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 181.587108][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.587109][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.587114][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 181.587118][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 181.587120][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 181.587126][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 181.587129][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 181.587131][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.587132][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 181.587136][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 181.587138][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 181.587141][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 181.587144][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 181.587146][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 181.587148][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 181.587150][ T12] ? kthread (kernel/kthread.c:436) [ 181.587152][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 181.587155][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 181.587160][ T12] _printk (kernel/printk/printk.c:2504) [ 181.587164][ T12] ? snapshot_read.cold (user.c:?) [ 181.587168][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 181.587172][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 181.587176][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 181.587179][ T12] ? netdev_notice (net/core/dev.c:13194) [ 181.587184][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.587186][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 181.587188][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 181.587190][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 181.587193][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 181.587197][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 181.587201][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 181.587208][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 181.587212][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 181.587215][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 181.587219][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 181.587223][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 181.587224][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 181.587228][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 181.587233][ T12] cleanup_net (net/core/net_namespace.c:706) [ 181.587236][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 181.587240][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.587242][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.587246][ T12] process_one_work (kernel/workqueue.c:3387) [ 181.587253][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 181.587256][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 181.587264][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 181.587271][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 181.587273][ T12] kthread (kernel/kthread.c:436) [ 181.587275][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 181.587279][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 181.587282][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 181.587285][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 181.587288][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 181.587292][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 181.587295][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 186.029406][ T5065] softirqs last disabled at (36578): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 186.029409][ T5065] Preemption disabled at: | [ 186.029410][ T5065] vprintk_emit (kernel/printk/printk.c:2471) | [ 186.029422][ T5065] Tainted: [W]=WARN [ 186.029423][ T5065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 186.029426][ T5065] Call Trace: [ 186.029428][ T5065] [ 186.029430][ T5065] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 186.029437][ T5065] ? vprintk_emit (kernel/printk/printk.c:2471) [ 186.029439][ T5065] __might_resched.cold (kernel/sched/core.c:9234) [ 186.029445][ T5065] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 186.029451][ T5065] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 186.029457][ T5065] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 186.029460][ T5065] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.029470][ T5065] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 186.029474][ T5065] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.029480][ T5065] put_chars (drivers/char/virtio_console.c:1176) [ 186.029484][ T5065] ? __send_to_port (drivers/char/virtio_console.c:654) [ 186.029486][ T5065] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 186.029491][ T5065] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 186.029500][ T5065] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 186.029512][ T5065] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 186.029516][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029519][ T5065] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.029526][ T5065] console_emit_next_record (kernel/printk/printk.c:3183) [ 186.029533][ T5065] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 186.029535][ T5065] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 186.029541][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029544][ T5065] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.029551][ T5065] console_flush_one_record (kernel/printk/printk.c:3268) [ 186.029558][ T5065] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 186.029560][ T5065] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.029570][ T5065] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 186.029574][ T5065] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 186.029577][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029580][ T5065] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 186.029586][ T5065] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 186.029589][ T5065] ? vprintk_emit (kernel/printk/printk.c:2478) [ 186.029594][ T5065] vprintk_emit (kernel/printk/printk.c:2479) [ 186.029599][ T5065] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 186.029602][ T5065] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 186.029607][ T5065] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 186.029613][ T5065] _printk (kernel/printk/printk.c:2504) [ 186.029618][ T5065] ? snapshot_read.cold (user.c:?) [ 186.029624][ T5065] ? br_multicast_flood (??:?) [ 186.029628][ T5065] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 186.029631][ T5065] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 186.029633][ T5065] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.029640][ T5065] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 186.029647][ T5065] br_init_port (net/bridge/br_stp_if.c:39) [ 186.029651][ T5065] new_nbp (net/bridge/br_if.c:449) [ 186.029657][ T5065] br_add_if (net/bridge/br_if.c:592) [ 186.029667][ T5065] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 186.029671][ T5065] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 186.029679][ T5065] do_set_master (net/core/rtnetlink.c:3071) [ 186.029686][ T5065] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 186.029691][ T5065] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 186.029696][ T5065] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 186.029698][ T5065] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 186.029701][ T5065] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 186.029705][ T5065] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 186.029708][ T5065] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 186.029711][ T5065] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 186.029714][ T5065] ? kasan_save_stack (mm/kasan/common.c:58) [ 186.029718][ T5065] ? kasan_save_stack (mm/kasan/common.c:57) [ 186.029719][ T5065] ? kasan_save_track (mm/kasan/common.c:78) [ 186.029721][ T5065] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 186.029725][ T5065] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.029727][ T5065] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 186.029731][ T5065] ? ___sys_sendmsg (net/socket.c:2758) [ 186.029736][ T5065] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 186.029739][ T5065] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 186.029743][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029746][ T5065] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.029748][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029749][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029752][ T5065] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 186.029755][ T5065] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 186.029759][ T5065] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 186.029762][ T5065] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 186.029767][ T5065] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 186.029769][ T5065] ? nla_get_range_signed (lib/nlattr.c:270) [ 186.029776][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029779][ T5065] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 186.029788][ T5065] rtnl_newlink (net/core/rtnetlink.c:4215) [ 186.029796][ T5065] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.029799][ T5065] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.029806][ T5065] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 186.029809][ T5065] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 186.029812][ T5065] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.029814][ T5065] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 186.029820][ T5065] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.029823][ T5065] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.029828][ T5065] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.029830][ T5065] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 186.029837][ T5065] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 186.029839][ T5065] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 186.029845][ T5065] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 186.029849][ T5065] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.029853][ T5065] ? netlink_ack (./include/linux/skbuff.h:2718) [ 186.029863][ T5065] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 186.029866][ T5065] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 186.029873][ T5065] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 186.029879][ T5065] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 186.029882][ T5065] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 186.029889][ T5065] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.029895][ T5065] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 186.029901][ T5065] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 186.029903][ T5065] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 186.029911][ T5065] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 186.029915][ T5065] ____sys_sendmsg (net/socket.c:2713) [ 186.029918][ T5065] ? copy_msghdr_from_user (net/socket.c:2650) [ 186.029921][ T5065] ? sock_write_iter (net/socket.c:1269) [ 186.029924][ T5065] ? move_addr_to_kernel (net/socket.c:258) [ 186.029935][ T5065] ___sys_sendmsg (net/socket.c:2767) [ 186.029939][ T5065] ? copy_msghdr_from_user (net/socket.c:2619) [ 186.029965][ T5065] __sys_sendmsg (net/socket.c:2799) [ 186.029969][ T5065] ? __sys_sendmsg_sock (net/socket.c:2780) [ 186.029979][ T5065] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.029984][ T5065] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 186.029987][ T5065] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 186.029991][ T5065] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 186.029995][ T5065] RIP: 0033:0x7fc06874154e [ 186.030000][ T5065] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 186.030002][ T5065] RSP: 002b:00007fff01a0c0c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 186.030006][ T5065] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc06874154e [ 186.030008][ T5065] RDX: 0000000000000000 RSI: 00007fff01a0c170 RDI: 0000000000000005 [ 186.030009][ T5065] RBP: 00007fff01a0c0d0 R08: 0000000000000000 R09: 0000000000000000 [ 186.030010][ T5065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8b0 [ 186.030011][ T5065] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff01a0c830 | [ 190.261537][ T12] softirqs last disabled at (5430648): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 190.261541][ T12] Preemption disabled at: | [ 190.261542][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 190.261551][ T12] Tainted: [W]=WARN [ 190.261552][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 190.261554][ T12] Workqueue: netns cleanup_net [ 190.261558][ T12] Call Trace: [ 190.261559][ T12] [ 190.261561][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 190.261567][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 190.261569][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 190.261573][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 190.261577][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 190.261582][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 190.261584][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 190.261591][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 190.261594][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 190.261598][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 190.261600][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 190.261602][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 190.261605][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 190.261608][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 190.261613][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 190.261617][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 190.261623][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 190.261626][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.261631][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 190.261636][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 190.261638][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 190.261641][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.261643][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.261647][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 190.261652][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 190.261654][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 190.261659][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 190.261662][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 190.261664][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.261666][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 190.261670][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 190.261672][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 190.261680][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 190.261684][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 190.261685][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 190.261687][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 190.261689][ T12] ? kthread (kernel/kthread.c:436) [ 190.261691][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 190.261694][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 190.261699][ T12] _printk (kernel/printk/printk.c:2504) [ 190.261703][ T12] ? snapshot_read.cold (user.c:?) [ 190.261708][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 190.261712][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 190.261716][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 190.261719][ T12] ? netdev_notice (net/core/dev.c:13194) [ 190.261724][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.261726][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 190.261728][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 190.261731][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 190.261733][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 190.261737][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 190.261741][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 190.261748][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 190.261752][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 190.261756][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 190.261759][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 190.261763][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 190.261765][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 190.261768][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 190.261773][ T12] cleanup_net (net/core/net_namespace.c:706) [ 190.261777][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 190.261781][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.261783][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.261786][ T12] process_one_work (kernel/workqueue.c:3387) [ 190.261793][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 190.261796][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 190.261805][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 190.261812][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 190.261815][ T12] kthread (kernel/kthread.c:436) [ 190.261817][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 190.261820][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 190.261823][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 190.261826][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 190.261830][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 190.261833][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 190.261836][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 194.162663][ T5268] softirqs last disabled at (46348): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 194.162665][ T5268] Preemption disabled at: | [ 194.162666][ T5268] vprintk_emit (kernel/printk/printk.c:2471) | [ 194.162675][ T5268] Tainted: [W]=WARN [ 194.162676][ T5268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 194.162678][ T5268] Call Trace: [ 194.162679][ T5268] [ 194.162681][ T5268] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 194.162687][ T5268] ? vprintk_emit (kernel/printk/printk.c:2471) [ 194.162689][ T5268] __might_resched.cold (kernel/sched/core.c:9234) [ 194.162698][ T5268] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 194.162703][ T5268] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 194.162707][ T5268] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 194.162709][ T5268] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.162716][ T5268] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 194.162719][ T5268] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.162723][ T5268] put_chars (drivers/char/virtio_console.c:1176) [ 194.162726][ T5268] ? __send_to_port (drivers/char/virtio_console.c:654) [ 194.162727][ T5268] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 194.162731][ T5268] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 194.162736][ T5268] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 194.162744][ T5268] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 194.162747][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.162749][ T5268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.162753][ T5268] console_emit_next_record (kernel/printk/printk.c:3183) [ 194.162757][ T5268] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 194.162759][ T5268] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 194.162762][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.162764][ T5268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.162768][ T5268] console_flush_one_record (kernel/printk/printk.c:3268) [ 194.162773][ T5268] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 194.162775][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.162780][ T5268] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 194.162783][ T5268] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 194.162785][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.162787][ T5268] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 194.162791][ T5268] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 194.162792][ T5268] ? vprintk_emit (kernel/printk/printk.c:2478) [ 194.162795][ T5268] vprintk_emit (kernel/printk/printk.c:2479) [ 194.162798][ T5268] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 194.162800][ T5268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 194.162803][ T5268] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 194.162807][ T5268] _printk (kernel/printk/printk.c:2504) [ 194.162811][ T5268] ? snapshot_read.cold (user.c:?) [ 194.162814][ T5268] ? br_multicast_flood (??:?) [ 194.162818][ T5268] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 194.162819][ T5268] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 194.162821][ T5268] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.162825][ T5268] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 194.162830][ T5268] br_init_port (net/bridge/br_stp_if.c:39) [ 194.162832][ T5268] new_nbp (net/bridge/br_if.c:449) [ 194.162836][ T5268] br_add_if (net/bridge/br_if.c:592) [ 194.162839][ T5268] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 194.162843][ T5268] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 194.162848][ T5268] do_set_master (net/core/rtnetlink.c:3071) [ 194.162852][ T5268] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 194.162856][ T5268] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 194.162859][ T5268] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 194.162861][ T5268] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 194.162863][ T5268] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 194.162867][ T5268] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 194.162869][ T5268] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 194.162871][ T5268] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 194.162873][ T5268] ? kasan_save_stack (mm/kasan/common.c:58) [ 194.162876][ T5268] ? kasan_save_stack (mm/kasan/common.c:57) [ 194.162877][ T5268] ? kasan_save_track (mm/kasan/common.c:78) [ 194.162878][ T5268] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 194.162881][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.162883][ T5268] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 194.162885][ T5268] ? ___sys_sendmsg (net/socket.c:2758) [ 194.162889][ T5268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 194.162891][ T5268] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 194.162894][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.162896][ T5268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.162898][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.162899][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.162900][ T5268] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 194.162903][ T5268] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 194.162906][ T5268] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 194.162908][ T5268] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 194.162911][ T5268] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 194.162913][ T5268] ? nla_get_range_signed (lib/nlattr.c:270) [ 194.162918][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.162920][ T5268] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 194.162925][ T5268] rtnl_newlink (net/core/rtnetlink.c:4215) [ 194.162931][ T5268] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.162932][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.162937][ T5268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 194.162939][ T5268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 194.162942][ T5268] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.162943][ T5268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 194.162947][ T5268] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.162949][ T5268] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.162953][ T5268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.162954][ T5268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 194.162959][ T5268] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 194.162961][ T5268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 194.162964][ T5268] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 194.162967][ T5268] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.162970][ T5268] ? netlink_ack (./include/linux/skbuff.h:2718) [ 194.162977][ T5268] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 194.162979][ T5268] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 194.162983][ T5268] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.162988][ T5268] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 194.162990][ T5268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 194.162995][ T5268] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.162999][ T5268] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 194.163003][ T5268] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 194.163004][ T5268] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 194.163010][ T5268] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 194.163013][ T5268] ____sys_sendmsg (net/socket.c:2713) [ 194.163015][ T5268] ? copy_msghdr_from_user (net/socket.c:2650) [ 194.163017][ T5268] ? sock_write_iter (net/socket.c:1269) [ 194.163019][ T5268] ? move_addr_to_kernel (net/socket.c:258) [ 194.163027][ T5268] ___sys_sendmsg (net/socket.c:2767) [ 194.163030][ T5268] ? copy_msghdr_from_user (net/socket.c:2619) [ 194.163046][ T5268] __sys_sendmsg (net/socket.c:2799) [ 194.163049][ T5268] ? __sys_sendmsg_sock (net/socket.c:2780) [ 194.163055][ T5268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.163059][ T5268] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 194.163062][ T5268] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 194.163065][ T5268] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 194.163067][ T5268] RIP: 0033:0x7f3546b6a54e [ 194.163072][ T5268] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 194.163073][ T5268] RSP: 002b:00007ffe3073efe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 194.163076][ T5268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3546b6a54e [ 194.163078][ T5268] RDX: 0000000000000000 RSI: 00007ffe3073f090 RDI: 0000000000000005 [ 194.163079][ T5268] RBP: 00007ffe3073eff0 R08: 0000000000000000 R09: 0000000000000000 [ 194.163080][ T5268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8b8 [ 194.163080][ T5268] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3073f750 | [ 198.610593][ T12] softirqs last disabled at (5652527): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 198.610596][ T12] Preemption disabled at: | [ 198.610597][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 198.610609][ T12] Tainted: [W]=WARN [ 198.610610][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 198.610612][ T12] Workqueue: netns cleanup_net [ 198.610616][ T12] Call Trace: [ 198.610618][ T12] [ 198.610621][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 198.610629][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 198.610632][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 198.610638][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 198.610644][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 198.610651][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 198.610655][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 198.610665][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 198.610669][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 198.610675][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 198.610679][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 198.610681][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 198.610687][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 198.610692][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 198.610701][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 198.610713][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.610723][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 198.610728][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.610737][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 198.610744][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 198.610747][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 198.610753][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.610756][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 198.610763][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 198.610771][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 198.610774][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 198.610784][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 198.610789][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 198.610792][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.610795][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 198.610802][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 198.610805][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 198.610811][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 198.610816][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 198.610818][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 198.610822][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 198.610825][ T12] ? kthread (kernel/kthread.c:436) [ 198.610828][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 198.610831][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 198.610840][ T12] _printk (kernel/printk/printk.c:2504) [ 198.610845][ T12] ? snapshot_read.cold (user.c:?) [ 198.610853][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 198.610859][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 198.610866][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 198.610870][ T12] ? netdev_notice (net/core/dev.c:13194) [ 198.610878][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.610882][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 198.610887][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 198.610890][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 198.610894][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 198.610902][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 198.610908][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 198.610918][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 198.610925][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 198.610930][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 198.610937][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 198.610942][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 198.610945][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 198.610951][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 198.610959][ T12] cleanup_net (net/core/net_namespace.c:706) [ 198.610964][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 198.610971][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 198.610974][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 198.610980][ T12] process_one_work (kernel/workqueue.c:3387) [ 198.610992][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 198.610998][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 198.611012][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 198.611026][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 198.611030][ T12] kthread (kernel/kthread.c:436) [ 198.611032][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 198.611037][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 198.611042][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 198.611047][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 198.611052][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 198.611057][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 198.611062][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 202.747790][ T5485] softirqs last disabled at (36626): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 202.747792][ T5485] Preemption disabled at: | [ 202.747793][ T5485] vprintk_emit (kernel/printk/printk.c:2471) | [ 202.747802][ T5485] Tainted: [W]=WARN [ 202.747802][ T5485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 202.747804][ T5485] Call Trace: [ 202.747805][ T5485] [ 202.747807][ T5485] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 202.747813][ T5485] ? vprintk_emit (kernel/printk/printk.c:2471) [ 202.747815][ T5485] __might_resched.cold (kernel/sched/core.c:9234) [ 202.747819][ T5485] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 202.747823][ T5485] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 202.747828][ T5485] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 202.747830][ T5485] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.747837][ T5485] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 202.747839][ T5485] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.747843][ T5485] put_chars (drivers/char/virtio_console.c:1176) [ 202.747846][ T5485] ? __send_to_port (drivers/char/virtio_console.c:654) [ 202.747847][ T5485] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 202.747851][ T5485] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 202.747857][ T5485] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 202.747864][ T5485] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 202.747867][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.747869][ T5485] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.747873][ T5485] console_emit_next_record (kernel/printk/printk.c:3183) [ 202.747878][ T5485] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 202.747880][ T5485] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 202.747883][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.747885][ T5485] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.747889][ T5485] console_flush_one_record (kernel/printk/printk.c:3268) [ 202.747893][ T5485] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 202.747895][ T5485] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.747901][ T5485] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 202.747904][ T5485] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 202.747906][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.747907][ T5485] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 202.747911][ T5485] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 202.747913][ T5485] ? vprintk_emit (kernel/printk/printk.c:2478) [ 202.747916][ T5485] vprintk_emit (kernel/printk/printk.c:2479) [ 202.747919][ T5485] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 202.747921][ T5485] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 202.747924][ T5485] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 202.747928][ T5485] _printk (kernel/printk/printk.c:2504) [ 202.747932][ T5485] ? snapshot_read.cold (user.c:?) [ 202.747935][ T5485] ? br_multicast_flood (??:?) [ 202.747939][ T5485] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 202.747940][ T5485] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 202.747941][ T5485] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.747946][ T5485] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 202.747950][ T5485] br_init_port (net/bridge/br_stp_if.c:39) [ 202.747953][ T5485] new_nbp (net/bridge/br_if.c:449) [ 202.747957][ T5485] br_add_if (net/bridge/br_if.c:592) [ 202.747960][ T5485] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 202.747963][ T5485] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 202.747969][ T5485] do_set_master (net/core/rtnetlink.c:3071) [ 202.747973][ T5485] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 202.747977][ T5485] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 202.747980][ T5485] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 202.747981][ T5485] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 202.747984][ T5485] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 202.747988][ T5485] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 202.747990][ T5485] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 202.747992][ T5485] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 202.747994][ T5485] ? kasan_save_stack (mm/kasan/common.c:58) [ 202.747996][ T5485] ? kasan_save_stack (mm/kasan/common.c:57) [ 202.747998][ T5485] ? kasan_save_track (mm/kasan/common.c:78) [ 202.747999][ T5485] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 202.748001][ T5485] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.748003][ T5485] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 202.748006][ T5485] ? ___sys_sendmsg (net/socket.c:2758) [ 202.748010][ T5485] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 202.748012][ T5485] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 202.748014][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.748016][ T5485] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.748018][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.748019][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.748021][ T5485] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 202.748023][ T5485] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 202.748026][ T5485] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 202.748028][ T5485] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 202.748031][ T5485] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 202.748032][ T5485] ? nla_get_range_signed (lib/nlattr.c:270) [ 202.748038][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.748040][ T5485] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 202.748045][ T5485] rtnl_newlink (net/core/rtnetlink.c:4215) [ 202.748051][ T5485] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.748053][ T5485] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.748058][ T5485] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 202.748060][ T5485] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 202.748062][ T5485] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.748064][ T5485] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 202.748068][ T5485] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.748070][ T5485] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.748073][ T5485] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.748075][ T5485] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 202.748079][ T5485] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 202.748081][ T5485] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 202.748085][ T5485] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 202.748088][ T5485] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.748091][ T5485] ? netlink_ack (./include/linux/skbuff.h:2718) [ 202.748098][ T5485] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 202.748100][ T5485] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 202.748105][ T5485] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.748109][ T5485] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 202.748112][ T5485] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 202.748116][ T5485] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 202.748120][ T5485] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 202.748124][ T5485] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 202.748126][ T5485] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 202.748131][ T5485] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 202.748134][ T5485] ____sys_sendmsg (net/socket.c:2713) [ 202.748137][ T5485] ? copy_msghdr_from_user (net/socket.c:2650) [ 202.748139][ T5485] ? sock_write_iter (net/socket.c:1269) [ 202.748141][ T5485] ? move_addr_to_kernel (net/socket.c:258) [ 202.748149][ T5485] ___sys_sendmsg (net/socket.c:2767) [ 202.748151][ T5485] ? copy_msghdr_from_user (net/socket.c:2619) [ 202.748168][ T5485] __sys_sendmsg (net/socket.c:2799) [ 202.748172][ T5485] ? __sys_sendmsg_sock (net/socket.c:2780) [ 202.748178][ T5485] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.748181][ T5485] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.748184][ T5485] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 202.748187][ T5485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.748189][ T5485] RIP: 0033:0x7f555189b54e [ 202.748193][ T5485] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 202.748195][ T5485] RSP: 002b:00007fffd7f7f9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 202.748197][ T5485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f555189b54e [ 202.748199][ T5485] RDX: 0000000000000000 RSI: 00007fffd7f7fa80 RDI: 0000000000000005 [ 202.748200][ T5485] RBP: 00007fffd7f7f9e0 R08: 0000000000000000 R09: 0000000000000000 [ 202.748201][ T5485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8c1 [ 202.748202][ T5485] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd7f80140 | [ 206.939942][ T12] softirqs last disabled at (5856232): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 206.939946][ T12] Preemption disabled at: | [ 206.939947][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 206.939956][ T12] Tainted: [W]=WARN [ 206.939957][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 206.939959][ T12] Workqueue: netns cleanup_net [ 206.939962][ T12] Call Trace: [ 206.939963][ T12] [ 206.939966][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 206.939972][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 206.939974][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 206.939979][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 206.939983][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 206.939987][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 206.939989][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 206.939996][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 206.939999][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 206.940003][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 206.940006][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 206.940007][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 206.940010][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 206.940013][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 206.940019][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 206.940023][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.940028][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 206.940032][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.940036][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 206.940041][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 206.940043][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 206.940046][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.940048][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 206.940052][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 206.940057][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 206.940059][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 206.940064][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 206.940067][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 206.940069][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.940071][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 206.940075][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 206.940077][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 206.940080][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 206.940083][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 206.940084][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 206.940086][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 206.940088][ T12] ? kthread (kernel/kthread.c:436) [ 206.940091][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 206.940094][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 206.940098][ T12] _printk (kernel/printk/printk.c:2504) [ 206.940102][ T12] ? snapshot_read.cold (user.c:?) [ 206.940107][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 206.940111][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 206.940115][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 206.940118][ T12] ? netdev_notice (net/core/dev.c:13194) [ 206.940123][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.940125][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 206.940128][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 206.940130][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 206.940132][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 206.940136][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 206.940140][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 206.940147][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 206.940151][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 206.940154][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 206.940158][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 206.940162][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 206.940163][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 206.940167][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 206.940172][ T12] cleanup_net (net/core/net_namespace.c:706) [ 206.940175][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 206.940179][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 206.940181][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 206.940185][ T12] process_one_work (kernel/workqueue.c:3387) [ 206.940192][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 206.940195][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 206.940203][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 206.940210][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 206.940213][ T12] kthread (kernel/kthread.c:436) [ 206.940214][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 206.940218][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 206.940221][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 206.940224][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 206.940227][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 206.940231][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 206.940234][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 210.895538][ T5689] softirqs last disabled at (39869): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 210.895541][ T5689] Preemption disabled at: | [ 210.895541][ T5689] vprintk_emit (kernel/printk/printk.c:2471) | [ 210.895550][ T5689] Tainted: [W]=WARN [ 210.895550][ T5689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 210.895552][ T5689] Call Trace: [ 210.895554][ T5689] [ 210.895555][ T5689] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 210.895561][ T5689] ? vprintk_emit (kernel/printk/printk.c:2471) [ 210.895563][ T5689] __might_resched.cold (kernel/sched/core.c:9234) [ 210.895568][ T5689] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 210.895572][ T5689] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 210.895576][ T5689] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 210.895578][ T5689] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.895585][ T5689] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 210.895587][ T5689] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.895591][ T5689] put_chars (drivers/char/virtio_console.c:1176) [ 210.895594][ T5689] ? __send_to_port (drivers/char/virtio_console.c:654) [ 210.895595][ T5689] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 210.895598][ T5689] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 210.895604][ T5689] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 210.895612][ T5689] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 210.895615][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895617][ T5689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.895622][ T5689] console_emit_next_record (kernel/printk/printk.c:3183) [ 210.895626][ T5689] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 210.895628][ T5689] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 210.895631][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895633][ T5689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.895637][ T5689] console_flush_one_record (kernel/printk/printk.c:3268) [ 210.895641][ T5689] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 210.895643][ T5689] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.895649][ T5689] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 210.895652][ T5689] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 210.895654][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895655][ T5689] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 210.895659][ T5689] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 210.895661][ T5689] ? vprintk_emit (kernel/printk/printk.c:2478) [ 210.895664][ T5689] vprintk_emit (kernel/printk/printk.c:2479) [ 210.895667][ T5689] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 210.895669][ T5689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 210.895672][ T5689] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 210.895675][ T5689] _printk (kernel/printk/printk.c:2504) [ 210.895679][ T5689] ? snapshot_read.cold (user.c:?) [ 210.895683][ T5689] ? br_multicast_flood (??:?) [ 210.895686][ T5689] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 210.895688][ T5689] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 210.895689][ T5689] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 210.895693][ T5689] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 210.895698][ T5689] br_init_port (net/bridge/br_stp_if.c:39) [ 210.895700][ T5689] new_nbp (net/bridge/br_if.c:449) [ 210.895704][ T5689] br_add_if (net/bridge/br_if.c:592) [ 210.895707][ T5689] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 210.895710][ T5689] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 210.895716][ T5689] do_set_master (net/core/rtnetlink.c:3071) [ 210.895720][ T5689] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 210.895724][ T5689] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 210.895727][ T5689] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 210.895729][ T5689] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 210.895732][ T5689] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 210.895735][ T5689] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 210.895737][ T5689] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 210.895739][ T5689] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 210.895741][ T5689] ? kasan_save_stack (mm/kasan/common.c:58) [ 210.895744][ T5689] ? kasan_save_stack (mm/kasan/common.c:57) [ 210.895745][ T5689] ? kasan_save_track (mm/kasan/common.c:78) [ 210.895746][ T5689] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 210.895755][ T5689] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.895757][ T5689] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 210.895760][ T5689] ? ___sys_sendmsg (net/socket.c:2758) [ 210.895764][ T5689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 210.895766][ T5689] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 210.895769][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895770][ T5689] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.895772][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895773][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895775][ T5689] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 210.895777][ T5689] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 210.895780][ T5689] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 210.895782][ T5689] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 210.895786][ T5689] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 210.895787][ T5689] ? nla_get_range_signed (lib/nlattr.c:270) [ 210.895792][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895794][ T5689] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 210.895800][ T5689] rtnl_newlink (net/core/rtnetlink.c:4215) [ 210.895805][ T5689] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.895807][ T5689] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.895812][ T5689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 210.895814][ T5689] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 210.895816][ T5689] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.895818][ T5689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 210.895822][ T5689] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.895824][ T5689] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 210.895827][ T5689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 210.895828][ T5689] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 210.895833][ T5689] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 210.895835][ T5689] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 210.895838][ T5689] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 210.895842][ T5689] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 210.895845][ T5689] ? netlink_ack (./include/linux/skbuff.h:2718) [ 210.895851][ T5689] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 210.895853][ T5689] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 210.895858][ T5689] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 210.895862][ T5689] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 210.895865][ T5689] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 210.895869][ T5689] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 210.895873][ T5689] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 210.895877][ T5689] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 210.895879][ T5689] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 210.895884][ T5689] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 210.895887][ T5689] ____sys_sendmsg (net/socket.c:2713) [ 210.895889][ T5689] ? copy_msghdr_from_user (net/socket.c:2650) [ 210.895892][ T5689] ? sock_write_iter (net/socket.c:1269) [ 210.895893][ T5689] ? move_addr_to_kernel (net/socket.c:258) [ 210.895901][ T5689] ___sys_sendmsg (net/socket.c:2767) [ 210.895904][ T5689] ? copy_msghdr_from_user (net/socket.c:2619) [ 210.895920][ T5689] __sys_sendmsg (net/socket.c:2799) [ 210.895923][ T5689] ? __sys_sendmsg_sock (net/socket.c:2780) [ 210.895929][ T5689] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.895932][ T5689] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 210.895936][ T5689] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 210.895938][ T5689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 210.895941][ T5689] RIP: 0033:0x7f1d792a354e [ 210.895945][ T5689] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 210.895946][ T5689] RSP: 002b:00007ffe38fb1650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 210.895949][ T5689] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1d792a354e [ 210.895950][ T5689] RDX: 0000000000000000 RSI: 00007ffe38fb1700 RDI: 0000000000000005 [ 210.895951][ T5689] RBP: 00007ffe38fb1660 R08: 0000000000000000 R09: 0000000000000000 [ 210.895952][ T5689] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8c9 [ 210.895953][ T5689] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe38fb1dc0 | [ 215.256301][ T12] softirqs last disabled at (6076122): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 215.256304][ T12] Preemption disabled at: | [ 215.256305][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 215.256314][ T12] Tainted: [W]=WARN [ 215.256315][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 215.256316][ T12] Workqueue: netns cleanup_net [ 215.256320][ T12] Call Trace: [ 215.256321][ T12] [ 215.256324][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 215.256330][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 215.256331][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 215.256336][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 215.256340][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 215.256349][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 215.256352][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 215.256359][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 215.256361][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 215.256366][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 215.256368][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 215.256370][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 215.256373][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 215.256376][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 215.256382][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 215.256385][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 215.256391][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 215.256394][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 215.256399][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 215.256404][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 215.256406][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 215.256409][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 215.256411][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 215.256415][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 215.256420][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 215.256422][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 215.256428][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 215.256431][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 215.256432][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 215.256434][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 215.256438][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 215.256440][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 215.256443][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 215.256446][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 215.256448][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 215.256450][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 215.256451][ T12] ? kthread (kernel/kthread.c:436) [ 215.256454][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 215.256457][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 215.256462][ T12] _printk (kernel/printk/printk.c:2504) [ 215.256466][ T12] ? snapshot_read.cold (user.c:?) [ 215.256470][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 215.256474][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 215.256478][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 215.256481][ T12] ? netdev_notice (net/core/dev.c:13194) [ 215.256486][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 215.256488][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 215.256491][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 215.256493][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 215.256495][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 215.256500][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 215.256504][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 215.256507][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 215.256508][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 215.256512][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 215.256516][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 215.256519][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 215.256523][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 215.256527][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 215.256529][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 215.256532][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 215.256537][ T12] cleanup_net (net/core/net_namespace.c:706) [ 215.256540][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 215.256544][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 215.256546][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 215.256550][ T12] process_one_work (kernel/workqueue.c:3387) [ 215.256557][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 215.256560][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 215.256568][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 215.256576][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 215.256578][ T12] kthread (kernel/kthread.c:436) [ 215.256580][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 215.256583][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 215.256586][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 215.256589][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 215.256592][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 215.256596][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 215.256599][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 219.582151][ T5903] softirqs last disabled at (34880): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 219.582153][ T5903] Preemption disabled at: | [ 219.582154][ T5903] vprintk_emit (kernel/printk/printk.c:2471) | [ 219.582163][ T5903] Tainted: [W]=WARN [ 219.582164][ T5903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 219.582166][ T5903] Call Trace: [ 219.582167][ T5903] [ 219.582169][ T5903] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 219.582176][ T5903] ? vprintk_emit (kernel/printk/printk.c:2471) [ 219.582177][ T5903] __might_resched.cold (kernel/sched/core.c:9234) [ 219.582181][ T5903] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 219.582186][ T5903] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 219.582190][ T5903] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 219.582192][ T5903] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 219.582199][ T5903] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 219.582202][ T5903] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 219.582205][ T5903] put_chars (drivers/char/virtio_console.c:1176) [ 219.582208][ T5903] ? __send_to_port (drivers/char/virtio_console.c:654) [ 219.582209][ T5903] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 219.582213][ T5903] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 219.582219][ T5903] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 219.582227][ T5903] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 219.582229][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582231][ T5903] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.582235][ T5903] console_emit_next_record (kernel/printk/printk.c:3183) [ 219.582240][ T5903] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 219.582242][ T5903] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 219.582245][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582247][ T5903] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.582251][ T5903] console_flush_one_record (kernel/printk/printk.c:3268) [ 219.582255][ T5903] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 219.582257][ T5903] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 219.582263][ T5903] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 219.582265][ T5903] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 219.582267][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582269][ T5903] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 219.582273][ T5903] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 219.582275][ T5903] ? vprintk_emit (kernel/printk/printk.c:2478) [ 219.582278][ T5903] vprintk_emit (kernel/printk/printk.c:2479) [ 219.582281][ T5903] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 219.582283][ T5903] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 219.582285][ T5903] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 219.582289][ T5903] _printk (kernel/printk/printk.c:2504) [ 219.582293][ T5903] ? snapshot_read.cold (user.c:?) [ 219.582297][ T5903] ? br_multicast_flood (??:?) [ 219.582300][ T5903] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 219.582301][ T5903] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 219.582303][ T5903] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 219.582307][ T5903] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 219.582312][ T5903] br_init_port (net/bridge/br_stp_if.c:39) [ 219.582314][ T5903] new_nbp (net/bridge/br_if.c:449) [ 219.582318][ T5903] br_add_if (net/bridge/br_if.c:592) [ 219.582321][ T5903] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 219.582324][ T5903] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 219.582330][ T5903] do_set_master (net/core/rtnetlink.c:3071) [ 219.582334][ T5903] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 219.582337][ T5903] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 219.582341][ T5903] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 219.582342][ T5903] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 219.582347][ T5903] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 219.582351][ T5903] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 219.582353][ T5903] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 219.582354][ T5903] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 219.582357][ T5903] ? kasan_save_stack (mm/kasan/common.c:58) [ 219.582359][ T5903] ? kasan_save_stack (mm/kasan/common.c:57) [ 219.582361][ T5903] ? kasan_save_track (mm/kasan/common.c:78) [ 219.582362][ T5903] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 219.582365][ T5903] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 219.582367][ T5903] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 219.582369][ T5903] ? ___sys_sendmsg (net/socket.c:2758) [ 219.582373][ T5903] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 219.582375][ T5903] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 219.582378][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582380][ T5903] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.582382][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582383][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582384][ T5903] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 219.582387][ T5903] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 219.582390][ T5903] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 219.582391][ T5903] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 219.582395][ T5903] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 219.582396][ T5903] ? nla_get_range_signed (lib/nlattr.c:270) [ 219.582401][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582404][ T5903] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 219.582409][ T5903] rtnl_newlink (net/core/rtnetlink.c:4215) [ 219.582415][ T5903] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 219.582416][ T5903] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 219.582421][ T5903] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 219.582423][ T5903] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 219.582425][ T5903] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 219.582427][ T5903] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 219.582431][ T5903] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 219.582433][ T5903] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 219.582436][ T5903] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 219.582438][ T5903] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 219.582442][ T5903] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 219.582444][ T5903] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 219.582448][ T5903] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 219.582451][ T5903] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 219.582454][ T5903] ? netlink_ack (./include/linux/skbuff.h:2718) [ 219.582461][ T5903] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 219.582463][ T5903] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 219.582468][ T5903] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 219.582472][ T5903] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 219.582475][ T5903] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 219.582479][ T5903] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 219.582483][ T5903] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 219.582487][ T5903] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 219.582489][ T5903] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 219.582495][ T5903] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 219.582497][ T5903] ____sys_sendmsg (net/socket.c:2713) [ 219.582500][ T5903] ? copy_msghdr_from_user (net/socket.c:2650) [ 219.582502][ T5903] ? sock_write_iter (net/socket.c:1269) [ 219.582504][ T5903] ? move_addr_to_kernel (net/socket.c:258) [ 219.582512][ T5903] ___sys_sendmsg (net/socket.c:2767) [ 219.582515][ T5903] ? copy_msghdr_from_user (net/socket.c:2619) [ 219.582532][ T5903] __sys_sendmsg (net/socket.c:2799) [ 219.582534][ T5903] ? __sys_sendmsg_sock (net/socket.c:2780) [ 219.582541][ T5903] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.582544][ T5903] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 219.582547][ T5903] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 219.582550][ T5903] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 219.582553][ T5903] RIP: 0033:0x7f48a258054e [ 219.582556][ T5903] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 219.582558][ T5903] RSP: 002b:00007ffddf245b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 219.582561][ T5903] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f48a258054e [ 219.582562][ T5903] RDX: 0000000000000000 RSI: 00007ffddf245c00 RDI: 0000000000000005 [ 219.582563][ T5903] RBP: 00007ffddf245b60 R08: 0000000000000000 R09: 0000000000000000 [ 219.582564][ T5903] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8d1 [ 219.582565][ T5903] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddf2462c0 | [ 224.043178][ T12] softirqs last disabled at (6265202): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 224.043180][ T12] Preemption disabled at: | [ 224.043181][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 224.043190][ T12] Tainted: [W]=WARN [ 224.043191][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 224.043193][ T12] Workqueue: netns cleanup_net [ 224.043197][ T12] Call Trace: [ 224.043198][ T12] [ 224.043200][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 224.043206][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 224.043208][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 224.043212][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 224.043216][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 224.043221][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 224.043223][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 224.043230][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 224.043233][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 224.043237][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 224.043240][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 224.043241][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 224.043245][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 224.043248][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 224.043253][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 224.043257][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 224.043263][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 224.043266][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.043271][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 224.043276][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 224.043278][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 224.043281][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.043283][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.043288][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 224.043292][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 224.043294][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 224.043300][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 224.043303][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 224.043305][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.043307][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 224.043311][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 224.043313][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 224.043316][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 224.043320][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 224.043321][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 224.043323][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 224.043325][ T12] ? kthread (kernel/kthread.c:436) [ 224.043327][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 224.043330][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 224.043335][ T12] _printk (kernel/printk/printk.c:2504) [ 224.043339][ T12] ? snapshot_read.cold (user.c:?) [ 224.043348][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 224.043352][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 224.043356][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 224.043359][ T12] ? netdev_notice (net/core/dev.c:13194) [ 224.043364][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.043366][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 224.043369][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 224.043371][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 224.043374][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 224.043378][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 224.043382][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 224.043385][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 224.043387][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 224.043390][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 224.043394][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 224.043398][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 224.043402][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 224.043406][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 224.043407][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 224.043411][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 224.043416][ T12] cleanup_net (net/core/net_namespace.c:706) [ 224.043420][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 224.043424][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.043426][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.043429][ T12] process_one_work (kernel/workqueue.c:3387) [ 224.043436][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 224.043439][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 224.043447][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 224.043455][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 224.043457][ T12] kthread (kernel/kthread.c:436) [ 224.043459][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 224.043463][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 224.043466][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 224.043469][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 224.043472][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 224.043476][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 224.043479][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 227.883001][ T6105] softirqs last disabled at (31756): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 227.883003][ T6105] Preemption disabled at: | [ 227.883004][ T6105] vprintk_emit (kernel/printk/printk.c:2471) | [ 227.883013][ T6105] Tainted: [W]=WARN [ 227.883013][ T6105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 227.883015][ T6105] Call Trace: [ 227.883017][ T6105] [ 227.883018][ T6105] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 227.883025][ T6105] ? vprintk_emit (kernel/printk/printk.c:2471) [ 227.883026][ T6105] __might_resched.cold (kernel/sched/core.c:9234) [ 227.883031][ T6105] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 227.883035][ T6105] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 227.883040][ T6105] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 227.883042][ T6105] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.883049][ T6105] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 227.883052][ T6105] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.883056][ T6105] put_chars (drivers/char/virtio_console.c:1176) [ 227.883058][ T6105] ? __send_to_port (drivers/char/virtio_console.c:654) [ 227.883060][ T6105] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 227.883063][ T6105] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 227.883069][ T6105] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 227.883077][ T6105] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 227.883079][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883081][ T6105] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.883086][ T6105] console_emit_next_record (kernel/printk/printk.c:3183) [ 227.883090][ T6105] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 227.883092][ T6105] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 227.883095][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883097][ T6105] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.883101][ T6105] console_flush_one_record (kernel/printk/printk.c:3268) [ 227.883105][ T6105] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 227.883107][ T6105] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 227.883113][ T6105] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 227.883115][ T6105] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 227.883117][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883119][ T6105] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 227.883123][ T6105] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 227.883125][ T6105] ? vprintk_emit (kernel/printk/printk.c:2478) [ 227.883128][ T6105] vprintk_emit (kernel/printk/printk.c:2479) [ 227.883131][ T6105] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 227.883133][ T6105] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 227.883136][ T6105] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 227.883139][ T6105] _printk (kernel/printk/printk.c:2504) [ 227.883143][ T6105] ? snapshot_read.cold (user.c:?) [ 227.883146][ T6105] ? br_multicast_flood (??:?) [ 227.883150][ T6105] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 227.883151][ T6105] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 227.883152][ T6105] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.883157][ T6105] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 227.883161][ T6105] br_init_port (net/bridge/br_stp_if.c:39) [ 227.883164][ T6105] new_nbp (net/bridge/br_if.c:449) [ 227.883167][ T6105] br_add_if (net/bridge/br_if.c:592) [ 227.883170][ T6105] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 227.883174][ T6105] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 227.883179][ T6105] do_set_master (net/core/rtnetlink.c:3071) [ 227.883183][ T6105] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 227.883187][ T6105] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 227.883190][ T6105] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 227.883192][ T6105] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 227.883194][ T6105] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 227.883198][ T6105] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 227.883200][ T6105] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 227.883201][ T6105] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 227.883204][ T6105] ? kasan_save_stack (mm/kasan/common.c:58) [ 227.883206][ T6105] ? kasan_save_stack (mm/kasan/common.c:57) [ 227.883208][ T6105] ? kasan_save_track (mm/kasan/common.c:78) [ 227.883209][ T6105] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 227.883211][ T6105] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 227.883213][ T6105] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 227.883216][ T6105] ? ___sys_sendmsg (net/socket.c:2758) [ 227.883220][ T6105] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 227.883222][ T6105] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 227.883224][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883226][ T6105] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.883228][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883229][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883230][ T6105] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 227.883233][ T6105] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 227.883235][ T6105] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 227.883237][ T6105] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 227.883241][ T6105] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 227.883242][ T6105] ? nla_get_range_signed (lib/nlattr.c:270) [ 227.883247][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883249][ T6105] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 227.883255][ T6105] rtnl_newlink (net/core/rtnetlink.c:4215) [ 227.883260][ T6105] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.883262][ T6105] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 227.883267][ T6105] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 227.883269][ T6105] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 227.883271][ T6105] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.883273][ T6105] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 227.883277][ T6105] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.883279][ T6105] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.883282][ T6105] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.883284][ T6105] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 227.883288][ T6105] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 227.883290][ T6105] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 227.883294][ T6105] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 227.883297][ T6105] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.883300][ T6105] ? netlink_ack (./include/linux/skbuff.h:2718) [ 227.883307][ T6105] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 227.883309][ T6105] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 227.883314][ T6105] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.883318][ T6105] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 227.883320][ T6105] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 227.883325][ T6105] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.883329][ T6105] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 227.883333][ T6105] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 227.883334][ T6105] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 227.883340][ T6105] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 227.883343][ T6105] ____sys_sendmsg (net/socket.c:2713) [ 227.883347][ T6105] ? copy_msghdr_from_user (net/socket.c:2650) [ 227.883350][ T6105] ? sock_write_iter (net/socket.c:1269) [ 227.883351][ T6105] ? move_addr_to_kernel (net/socket.c:258) [ 227.883359][ T6105] ___sys_sendmsg (net/socket.c:2767) [ 227.883362][ T6105] ? copy_msghdr_from_user (net/socket.c:2619) [ 227.883378][ T6105] __sys_sendmsg (net/socket.c:2799) [ 227.883381][ T6105] ? __sys_sendmsg_sock (net/socket.c:2780) [ 227.883387][ T6105] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.883390][ T6105] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 227.883393][ T6105] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 227.883396][ T6105] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 227.883398][ T6105] RIP: 0033:0x7ff99fdfa54e [ 227.883402][ T6105] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 227.883404][ T6105] RSP: 002b:00007fffb5fac160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 227.883407][ T6105] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff99fdfa54e [ 227.883408][ T6105] RDX: 0000000000000000 RSI: 00007fffb5fac210 RDI: 0000000000000005 [ 227.883409][ T6105] RBP: 00007fffb5fac170 R08: 0000000000000000 R09: 0000000000000000 [ 227.883410][ T6105] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8da [ 227.883411][ T6105] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb5fac8d0 | [ 232.323959][ T12] softirqs last disabled at (6473504): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 232.323962][ T12] Preemption disabled at: | [ 232.323962][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 232.323972][ T12] Tainted: [W]=WARN [ 232.323972][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 232.323974][ T12] Workqueue: netns cleanup_net [ 232.323977][ T12] Call Trace: [ 232.323979][ T12] [ 232.323981][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 232.323987][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 232.323989][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 232.323993][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 232.323997][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 232.324002][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 232.324004][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.324010][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 232.324013][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.324017][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 232.324020][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 232.324021][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 232.324025][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 232.324028][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 232.324033][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 232.324037][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 232.324043][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 232.324046][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.324051][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 232.324056][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 232.324058][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 232.324061][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.324063][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.324068][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 232.324072][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 232.324074][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 232.324080][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 232.324083][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 232.324085][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.324087][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 232.324091][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 232.324093][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 232.324096][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 232.324099][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 232.324100][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 232.324102][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 232.324104][ T12] ? kthread (kernel/kthread.c:436) [ 232.324107][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 232.324110][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 232.324115][ T12] _printk (kernel/printk/printk.c:2504) [ 232.324119][ T12] ? snapshot_read.cold (user.c:?) [ 232.324123][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 232.324127][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 232.324131][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 232.324134][ T12] ? netdev_notice (net/core/dev.c:13194) [ 232.324139][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.324141][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 232.324144][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 232.324146][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 232.324149][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 232.324153][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 232.324157][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 232.324161][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 232.324162][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 232.324166][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 232.324170][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 232.324174][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 232.324177][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 232.324181][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 232.324183][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 232.324186][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 232.324191][ T12] cleanup_net (net/core/net_namespace.c:706) [ 232.324195][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 232.324199][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.324201][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.324204][ T12] process_one_work (kernel/workqueue.c:3387) [ 232.324211][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 232.324215][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 232.324223][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 232.324231][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 232.324233][ T12] kthread (kernel/kthread.c:436) [ 232.324235][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 232.324238][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 232.324241][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 232.324244][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 232.324248][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 232.324252][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 232.324255][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 236.923933][ T6319] softirqs last disabled at (32444): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 236.923936][ T6319] Preemption disabled at: | [ 236.923936][ T6319] vprintk_emit (kernel/printk/printk.c:2471) | [ 236.923945][ T6319] Tainted: [W]=WARN [ 236.923946][ T6319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 236.923948][ T6319] Call Trace: [ 236.923950][ T6319] [ 236.923951][ T6319] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 236.923957][ T6319] ? vprintk_emit (kernel/printk/printk.c:2471) [ 236.923959][ T6319] __might_resched.cold (kernel/sched/core.c:9234) [ 236.923963][ T6319] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 236.923968][ T6319] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 236.923972][ T6319] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 236.923974][ T6319] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 236.923981][ T6319] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 236.923984][ T6319] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 236.923988][ T6319] put_chars (drivers/char/virtio_console.c:1176) [ 236.923990][ T6319] ? __send_to_port (drivers/char/virtio_console.c:654) [ 236.923992][ T6319] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 236.923995][ T6319] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 236.924001][ T6319] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 236.924009][ T6319] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 236.924012][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924014][ T6319] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 236.924018][ T6319] console_emit_next_record (kernel/printk/printk.c:3183) [ 236.924022][ T6319] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 236.924024][ T6319] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 236.924027][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924029][ T6319] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 236.924033][ T6319] console_flush_one_record (kernel/printk/printk.c:3268) [ 236.924037][ T6319] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 236.924039][ T6319] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 236.924045][ T6319] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 236.924048][ T6319] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 236.924050][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924052][ T6319] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 236.924055][ T6319] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 236.924057][ T6319] ? vprintk_emit (kernel/printk/printk.c:2478) [ 236.924060][ T6319] vprintk_emit (kernel/printk/printk.c:2479) [ 236.924063][ T6319] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 236.924065][ T6319] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 236.924068][ T6319] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 236.924072][ T6319] _printk (kernel/printk/printk.c:2504) [ 236.924075][ T6319] ? snapshot_read.cold (user.c:?) [ 236.924079][ T6319] ? br_multicast_flood (??:?) [ 236.924082][ T6319] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 236.924084][ T6319] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 236.924085][ T6319] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 236.924090][ T6319] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 236.924094][ T6319] br_init_port (net/bridge/br_stp_if.c:39) [ 236.924097][ T6319] new_nbp (net/bridge/br_if.c:449) [ 236.924100][ T6319] br_add_if (net/bridge/br_if.c:592) [ 236.924103][ T6319] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 236.924107][ T6319] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 236.924112][ T6319] do_set_master (net/core/rtnetlink.c:3071) [ 236.924116][ T6319] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 236.924120][ T6319] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 236.924123][ T6319] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 236.924125][ T6319] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 236.924127][ T6319] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 236.924131][ T6319] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 236.924133][ T6319] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 236.924134][ T6319] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 236.924137][ T6319] ? kasan_save_stack (mm/kasan/common.c:58) [ 236.924139][ T6319] ? kasan_save_stack (mm/kasan/common.c:57) [ 236.924141][ T6319] ? kasan_save_track (mm/kasan/common.c:78) [ 236.924142][ T6319] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 236.924144][ T6319] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 236.924146][ T6319] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 236.924149][ T6319] ? ___sys_sendmsg (net/socket.c:2758) [ 236.924153][ T6319] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 236.924155][ T6319] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 236.924158][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924159][ T6319] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 236.924161][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924162][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924164][ T6319] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 236.924167][ T6319] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 236.924169][ T6319] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 236.924171][ T6319] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 236.924175][ T6319] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 236.924176][ T6319] ? nla_get_range_signed (lib/nlattr.c:270) [ 236.924181][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924183][ T6319] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 236.924189][ T6319] rtnl_newlink (net/core/rtnetlink.c:4215) [ 236.924194][ T6319] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 236.924196][ T6319] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 236.924201][ T6319] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 236.924203][ T6319] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 236.924206][ T6319] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 236.924207][ T6319] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 236.924211][ T6319] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 236.924213][ T6319] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 236.924217][ T6319] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 236.924218][ T6319] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 236.924223][ T6319] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 236.924225][ T6319] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 236.924228][ T6319] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 236.924232][ T6319] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 236.924235][ T6319] ? netlink_ack (./include/linux/skbuff.h:2718) [ 236.924241][ T6319] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 236.924243][ T6319] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 236.924248][ T6319] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 236.924252][ T6319] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 236.924255][ T6319] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 236.924259][ T6319] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 236.924263][ T6319] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 236.924267][ T6319] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 236.924269][ T6319] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 236.924274][ T6319] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 236.924277][ T6319] ____sys_sendmsg (net/socket.c:2713) [ 236.924280][ T6319] ? copy_msghdr_from_user (net/socket.c:2650) [ 236.924282][ T6319] ? sock_write_iter (net/socket.c:1269) [ 236.924284][ T6319] ? move_addr_to_kernel (net/socket.c:258) [ 236.924292][ T6319] ___sys_sendmsg (net/socket.c:2767) [ 236.924294][ T6319] ? copy_msghdr_from_user (net/socket.c:2619) [ 236.924311][ T6319] __sys_sendmsg (net/socket.c:2799) [ 236.924314][ T6319] ? __sys_sendmsg_sock (net/socket.c:2780) [ 236.924321][ T6319] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 236.924324][ T6319] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 236.924327][ T6319] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 236.924330][ T6319] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 236.924332][ T6319] RIP: 0033:0x7f77f1e0254e [ 236.924336][ T6319] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 236.924338][ T6319] RSP: 002b:00007ffed5dd44e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 236.924340][ T6319] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77f1e0254e [ 236.924346][ T6319] RDX: 0000000000000000 RSI: 00007ffed5dd4590 RDI: 0000000000000005 [ 236.924347][ T6319] RBP: 00007ffed5dd44f0 R08: 0000000000000000 R09: 0000000000000000 [ 236.924348][ T6319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8e3 [ 236.924349][ T6319] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed5dd4c50 | [ 241.486736][ T12] softirqs last disabled at (6691450): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 241.486740][ T12] Preemption disabled at: | [ 241.486741][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 241.486753][ T12] Tainted: [W]=WARN [ 241.486754][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 241.486756][ T12] Workqueue: netns cleanup_net [ 241.486761][ T12] Call Trace: [ 241.486763][ T12] [ 241.486766][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 241.486773][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 241.486776][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 241.486783][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 241.486789][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 241.486795][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 241.486799][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.486808][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 241.486812][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.486818][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 241.486822][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 241.486825][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 241.486830][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 241.486834][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 241.486843][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 241.486848][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 241.486863][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 241.486869][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.486878][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 241.486885][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 241.486887][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 241.486893][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.486896][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.486903][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 241.486911][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 241.486914][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 241.486924][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 241.486928][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 241.486931][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.486934][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 241.486941][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 241.486944][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 241.486949][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 241.486955][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 241.486957][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 241.486960][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 241.486963][ T12] ? kthread (kernel/kthread.c:436) [ 241.486966][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 241.486970][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 241.486978][ T12] _printk (kernel/printk/printk.c:2504) [ 241.486983][ T12] ? snapshot_read.cold (user.c:?) [ 241.486991][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 241.486997][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 241.487004][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 241.487008][ T12] ? netdev_notice (net/core/dev.c:13194) [ 241.487016][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.487020][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 241.487024][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 241.487028][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 241.487032][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 241.487039][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 241.487045][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 241.487050][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 241.487052][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 241.487059][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 241.487065][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 241.487071][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 241.487078][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 241.487083][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 241.487086][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 241.487091][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 241.487099][ T12] cleanup_net (net/core/net_namespace.c:706) [ 241.487104][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 241.487111][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.487115][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.487121][ T12] process_one_work (kernel/workqueue.c:3387) [ 241.487133][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 241.487138][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 241.487153][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 241.487167][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 241.487170][ T12] kthread (kernel/kthread.c:436) [ 241.487173][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 241.487177][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 241.487182][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 241.487187][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 241.487193][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 241.487199][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 241.487203][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 241.520745][ C0] | [ 241.520746][ C0] | [ 241.520746][ C0] stack backtrace: | [ 241.520751][ C0] Tainted: [W]=WARN [ 241.520752][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 241.520754][ C0] Call Trace: [ 241.520755][ C0] [ 241.520756][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 241.520760][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 241.520763][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 241.520764][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 241.520767][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 241.520769][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 241.520771][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 241.520773][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 241.520775][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 241.520777][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.520779][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.520781][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 241.520783][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 241.520784][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 241.520786][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 241.520788][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 241.520790][ C0] _printk (kernel/printk/printk.c:2504) [ 241.520791][ C0] ? snapshot_read.cold (user.c:?) [ 241.520793][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 241.520795][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 241.520798][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 241.520799][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 241.520801][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 241.520802][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 241.520804][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 241.520806][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 241.520809][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 241.520811][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 241.520813][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.520814][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 241.520816][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 241.520818][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 241.520820][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 241.520823][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.520826][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 241.520828][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 241.520830][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 241.520832][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.520834][ C0] handle_softirqs (kernel/softirq.c:645) [ 241.520835][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 241.520837][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 241.520839][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 241.520841][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 241.520842][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 241.520844][ C0] [ 241.520844][ C0] [ 241.520845][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 241.520847][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 241.520848][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 241.520851][ C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 82 68 02 mov 0x2688294(%rip),%rdi # 0x268829b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 d3 a0 00 sub 0xa0d358(%rip),%rax # 0xa0d36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 06 0e 00 verw 0xe0613(%rip) # 0xe063b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 241.520852][ C0] RSP: 0018:ffffffff98a07cf8 EFLAGS: 00000296 [ 241.520855][ C0] RAX: 0000000000c788bb RBX: ffffffff98a30600 RCX: ffffffff95106247 [ 241.520856][ C0] RDX: ffffffff98a30600 RSI: ffffffff98311011 RDI: ffffffff97c949e0 [ 241.520862][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 241.520863][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3140fa2 [ 241.520864][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 241.520866][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 241.520868][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 241.520869][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 241.520871][ C0] default_idle_call (kernel/sched/idle.c:122) [ 241.520872][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 241.520874][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 241.520876][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 241.520878][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.520880][ C0] do_idle (kernel/sched/idle.c:355) [ 241.520882][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 241.520883][ C0] rest_init (init/main.c:727) [ 241.520885][ C0] ? __cpuidle_text_end (??:?) [ 241.520888][ C0] ? rest_init (init/main.c:727) [ 241.520889][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 241.520892][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 241.520894][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 241.520896][ C0] start_kernel (init/main.c:1185) [ 241.520898][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 241.520900][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 241.520901][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 243.937010][ T6521] softirqs last disabled at (0): 0x0 | [ 243.937012][ T6521] Preemption disabled at: | [ 243.937012][ T6521] vprintk_emit (kernel/printk/printk.c:2471) | [ 243.937023][ T6521] Tainted: [W]=WARN [ 243.937024][ T6521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 243.937026][ T6521] Call Trace: [ 243.937027][ T6521] [ 243.937028][ T6521] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 243.937034][ T6521] ? vprintk_emit (kernel/printk/printk.c:2471) [ 243.937035][ T6521] __might_resched.cold (kernel/sched/core.c:9234) [ 243.937039][ T6521] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 243.937042][ T6521] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 243.937046][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937048][ T6521] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 243.937051][ T6521] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 243.937054][ T6521] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 243.937059][ T6521] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 243.937061][ T6521] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 243.937063][ T6521] put_chars (drivers/char/virtio_console.c:1176) [ 243.937065][ T6521] ? __send_to_port (drivers/char/virtio_console.c:654) [ 243.937067][ T6521] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 243.937069][ T6521] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 243.937074][ T6521] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 243.937076][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937077][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937080][ T6521] console_emit_next_record (kernel/printk/printk.c:3183) [ 243.937082][ T6521] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 243.937085][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937085][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937086][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937087][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937089][ T6521] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 243.937091][ T6521] console_flush_one_record (kernel/printk/printk.c:3268) [ 243.937094][ T6521] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 243.937097][ T6521] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 243.937098][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937100][ T6521] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 243.937102][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937103][ T6521] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 243.937104][ T6521] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 243.937106][ T6521] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 243.937107][ T6521] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 243.937109][ T6521] ? vprintk_emit (kernel/printk/printk.c:2478) [ 243.937111][ T6521] vprintk_emit (kernel/printk/printk.c:2479) [ 243.937113][ T6521] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 243.937114][ T6521] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 243.937115][ T6521] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 243.937118][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937120][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937121][ T6521] _printk (kernel/printk/printk.c:2504) [ 243.937124][ T6521] ? snapshot_read.cold (user.c:?) [ 243.937127][ T6521] ? br_multicast_flood (??:?) [ 243.937130][ T6521] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 243.937133][ T6521] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 243.937134][ T6521] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 243.937136][ T6521] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 243.937139][ T6521] br_init_port (net/bridge/br_stp_if.c:39) [ 243.937140][ T6521] new_nbp (net/bridge/br_if.c:449) [ 243.937143][ T6521] br_add_if (net/bridge/br_if.c:592) [ 243.937144][ T6521] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 243.937147][ T6521] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 243.937149][ T6521] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 243.937152][ T6521] do_set_master (net/core/rtnetlink.c:3071) [ 243.937154][ T6521] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 243.937156][ T6521] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 243.937158][ T6521] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 243.937159][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937160][ T6521] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 243.937164][ T6521] ? kasan_save_stack (mm/kasan/common.c:58) [ 243.937166][ T6521] ? kasan_save_stack (mm/kasan/common.c:57) [ 243.937167][ T6521] ? kasan_save_track (mm/kasan/common.c:78) [ 243.937168][ T6521] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 243.937169][ T6521] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 243.937170][ T6521] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 243.937171][ T6521] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 243.937172][ T6521] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 243.937175][ T6521] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 243.937177][ T6521] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 243.937178][ T6521] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 243.937181][ T6521] ? ____sys_sendmsg (net/socket.c:2713) [ 243.937182][ T6521] ? ___sys_sendmsg (net/socket.c:2767) [ 243.937184][ T6521] ? __sys_sendmsg (net/socket.c:2799) [ 243.937185][ T6521] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 243.937189][ T6521] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 243.937191][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937192][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937194][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937195][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937196][ T6521] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 243.937197][ T6521] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 243.937199][ T6521] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 243.937200][ T6521] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 243.937202][ T6521] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 243.937203][ T6521] ? nla_get_range_signed (lib/nlattr.c:270) [ 243.937206][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937207][ T6521] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 243.937209][ T6521] rtnl_newlink (net/core/rtnetlink.c:4215) [ 243.937211][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937212][ T6521] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 243.937214][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937215][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937217][ T6521] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 243.937218][ T6521] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 243.937219][ T6521] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 243.937220][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937221][ T6521] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 243.937225][ T6521] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 243.937227][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937228][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937230][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937231][ T6521] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 243.937232][ T6521] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 243.937234][ T6521] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 243.937236][ T6521] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 243.937237][ T6521] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 243.937239][ T6521] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 243.937241][ T6521] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 243.937242][ T6521] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 243.937244][ T6521] ? netlink_ack (./include/linux/skbuff.h:2718) [ 243.937246][ T6521] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 243.937249][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937250][ T6521] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 243.937252][ T6521] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 243.937254][ T6521] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 243.937256][ T6521] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 243.937258][ T6521] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 243.937260][ T6521] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 243.937262][ T6521] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 243.937263][ T6521] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 243.937265][ T6521] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 243.937268][ T6521] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 243.937270][ T6521] ____sys_sendmsg (net/socket.c:2713) [ 243.937272][ T6521] ? copy_msghdr_from_user (net/socket.c:2650) [ 243.937273][ T6521] ? sock_write_iter (net/socket.c:1269) [ 243.937275][ T6521] ? move_addr_to_kernel (net/socket.c:258) [ 243.937276][ T6521] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 243.937279][ T6521] ___sys_sendmsg (net/socket.c:2767) [ 243.937281][ T6521] ? copy_msghdr_from_user (net/socket.c:2619) [ 243.937286][ T6521] __sys_sendmsg (net/socket.c:2799) [ 243.937288][ T6521] ? __sys_sendmsg_sock (net/socket.c:2780) [ 243.937291][ T6521] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 243.937292][ T6521] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 243.937294][ T6521] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 243.937296][ T6521] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 243.937297][ T6521] RIP: 0033:0x7f54b0b7954e [ 243.937299][ T6521] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 243.937301][ T6521] RSP: 002b:00007ffc2ce2b930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 243.937305][ T6521] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54b0b7954e [ 243.937306][ T6521] RDX: 0000000000000000 RSI: 00007ffc2ce2b9e0 RDI: 0000000000000005 [ 243.937307][ T6521] RBP: 00007ffc2ce2b940 R08: 0000000000000000 R09: 0000000000000000 [ 243.937308][ T6521] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8ea [ 243.937309][ T6521] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2ce2c0a0 | [ 247.413192][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 247.413194][ T12] Preemption disabled at: | [ 247.413195][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 247.413205][ T12] Tainted: [W]=WARN [ 247.413205][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 247.413207][ T12] Workqueue: netns cleanup_net [ 247.413213][ T12] Call Trace: [ 247.413215][ T12] [ 247.413216][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 247.413222][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 247.413223][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 247.413226][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 247.413228][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 247.413231][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413234][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 247.413237][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 247.413240][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 247.413244][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 247.413246][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 247.413248][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 247.413250][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 247.413252][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 247.413254][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 247.413259][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 247.413261][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 247.413263][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 247.413265][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413266][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413268][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 247.413270][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 247.413273][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413274][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413275][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413276][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 247.413278][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 247.413280][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 247.413282][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 247.413285][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 247.413287][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 247.413288][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 247.413290][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413291][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 247.413293][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 247.413294][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 247.413296][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 247.413297][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 247.413299][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 247.413301][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 247.413302][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 247.413303][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 247.413306][ T12] ? kthread (kernel/kthread.c:436) [ 247.413308][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 247.413311][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 247.413313][ T12] _printk (kernel/printk/printk.c:2504) [ 247.413316][ T12] ? snapshot_read.cold (user.c:?) [ 247.413318][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 247.413321][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 247.413324][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 247.413326][ T12] ? netdev_notice (net/core/dev.c:13194) [ 247.413328][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413329][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 247.413331][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 247.413334][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 247.413335][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 247.413337][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 247.413339][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 247.413341][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 247.413348][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 247.413349][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 247.413350][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 247.413352][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 247.413355][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 247.413357][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 247.413359][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 247.413361][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 247.413364][ T12] cleanup_net (net/core/net_namespace.c:706) [ 247.413366][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 247.413368][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 247.413370][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 247.413371][ T12] process_one_work (kernel/workqueue.c:3387) [ 247.413374][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 247.413376][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 247.413378][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 247.413381][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 247.413384][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 247.413386][ T12] kthread (kernel/kthread.c:436) [ 247.413387][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 247.413389][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 247.413391][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 247.413393][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 247.413395][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 247.413397][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 247.413399][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 250.114980][ T6735] softirqs last disabled at (0): 0x0 | [ 250.114982][ T6735] Preemption disabled at: | [ 250.114982][ T6735] vprintk_emit (kernel/printk/printk.c:2471) | [ 250.114993][ T6735] Tainted: [W]=WARN [ 250.114994][ T6735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.114996][ T6735] Call Trace: [ 250.114997][ T6735] [ 250.114998][ T6735] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 250.115004][ T6735] ? vprintk_emit (kernel/printk/printk.c:2471) [ 250.115005][ T6735] __might_resched.cold (kernel/sched/core.c:9234) [ 250.115009][ T6735] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 250.115012][ T6735] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 250.115016][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115018][ T6735] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 250.115021][ T6735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 250.115024][ T6735] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 250.115029][ T6735] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 250.115031][ T6735] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 250.115034][ T6735] put_chars (drivers/char/virtio_console.c:1176) [ 250.115035][ T6735] ? __send_to_port (drivers/char/virtio_console.c:654) [ 250.115037][ T6735] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 250.115040][ T6735] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 250.115045][ T6735] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 250.115047][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115048][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115050][ T6735] console_emit_next_record (kernel/printk/printk.c:3183) [ 250.115053][ T6735] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 250.115055][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115056][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115057][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115058][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115060][ T6735] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 250.115062][ T6735] console_flush_one_record (kernel/printk/printk.c:3268) [ 250.115064][ T6735] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 250.115067][ T6735] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 250.115069][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115071][ T6735] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 250.115073][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115074][ T6735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 250.115075][ T6735] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 250.115077][ T6735] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 250.115078][ T6735] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 250.115080][ T6735] ? vprintk_emit (kernel/printk/printk.c:2478) [ 250.115082][ T6735] vprintk_emit (kernel/printk/printk.c:2479) [ 250.115083][ T6735] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 250.115084][ T6735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 250.115086][ T6735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 250.115089][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115091][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115092][ T6735] _printk (kernel/printk/printk.c:2504) [ 250.115095][ T6735] ? snapshot_read.cold (user.c:?) [ 250.115097][ T6735] ? br_multicast_flood (??:?) [ 250.115101][ T6735] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 250.115104][ T6735] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 250.115105][ T6735] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 250.115107][ T6735] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 250.115109][ T6735] br_init_port (net/bridge/br_stp_if.c:39) [ 250.115111][ T6735] new_nbp (net/bridge/br_if.c:449) [ 250.115113][ T6735] br_add_if (net/bridge/br_if.c:592) [ 250.115115][ T6735] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 250.115118][ T6735] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 250.115119][ T6735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 250.115122][ T6735] do_set_master (net/core/rtnetlink.c:3071) [ 250.115125][ T6735] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 250.115126][ T6735] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 250.115128][ T6735] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 250.115129][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115130][ T6735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 250.115134][ T6735] ? kasan_save_stack (mm/kasan/common.c:58) [ 250.115135][ T6735] ? kasan_save_stack (mm/kasan/common.c:57) [ 250.115137][ T6735] ? kasan_save_track (mm/kasan/common.c:78) [ 250.115138][ T6735] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 250.115139][ T6735] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 250.115140][ T6735] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 250.115141][ T6735] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 250.115142][ T6735] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 250.115145][ T6735] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 250.115147][ T6735] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 250.115148][ T6735] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 250.115151][ T6735] ? ____sys_sendmsg (net/socket.c:2713) [ 250.115152][ T6735] ? ___sys_sendmsg (net/socket.c:2767) [ 250.115154][ T6735] ? __sys_sendmsg (net/socket.c:2799) [ 250.115156][ T6735] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 250.115159][ T6735] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 250.115161][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115163][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115164][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115165][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115166][ T6735] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 250.115168][ T6735] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 250.115169][ T6735] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 250.115170][ T6735] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 250.115172][ T6735] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 250.115173][ T6735] ? nla_get_range_signed (lib/nlattr.c:270) [ 250.115177][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115178][ T6735] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 250.115180][ T6735] rtnl_newlink (net/core/rtnetlink.c:4215) [ 250.115182][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115183][ T6735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 250.115184][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115186][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115187][ T6735] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 250.115188][ T6735] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 250.115189][ T6735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 250.115191][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115192][ T6735] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 250.115195][ T6735] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 250.115198][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115199][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115200][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115202][ T6735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 250.115203][ T6735] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 250.115205][ T6735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 250.115206][ T6735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 250.115207][ T6735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 250.115210][ T6735] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 250.115211][ T6735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 250.115213][ T6735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 250.115214][ T6735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 250.115216][ T6735] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 250.115219][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115220][ T6735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 250.115222][ T6735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 250.115224][ T6735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 250.115226][ T6735] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 250.115228][ T6735] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 250.115230][ T6735] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 250.115232][ T6735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 250.115233][ T6735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.115235][ T6735] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 250.115238][ T6735] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 250.115240][ T6735] ____sys_sendmsg (net/socket.c:2713) [ 250.115242][ T6735] ? copy_msghdr_from_user (net/socket.c:2650) [ 250.115243][ T6735] ? sock_write_iter (net/socket.c:1269) [ 250.115245][ T6735] ? move_addr_to_kernel (net/socket.c:258) [ 250.115247][ T6735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 250.115249][ T6735] ___sys_sendmsg (net/socket.c:2767) [ 250.115251][ T6735] ? copy_msghdr_from_user (net/socket.c:2619) [ 250.115256][ T6735] __sys_sendmsg (net/socket.c:2799) [ 250.115258][ T6735] ? __sys_sendmsg_sock (net/socket.c:2780) [ 250.115261][ T6735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.115262][ T6735] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 250.115264][ T6735] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 250.115266][ T6735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 250.115268][ T6735] RIP: 0033:0x7f87180b054e [ 250.115270][ T6735] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 250.115271][ T6735] RSP: 002b:00007ffd71bbb040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 250.115275][ T6735] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f87180b054e [ 250.115276][ T6735] RDX: 0000000000000000 RSI: 00007ffd71bbb0f0 RDI: 0000000000000005 [ 250.115277][ T6735] RBP: 00007ffd71bbb050 R08: 0000000000000000 R09: 0000000000000000 [ 250.115278][ T6735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8f0 [ 250.115279][ T6735] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd71bbb7b0 | [ 253.543983][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 253.543985][ T12] Preemption disabled at: | [ 253.543986][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 253.543995][ T12] Tainted: [W]=WARN [ 253.543996][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 253.543998][ T12] Workqueue: netns cleanup_net [ 253.544004][ T12] Call Trace: [ 253.544005][ T12] [ 253.544006][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 253.544012][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 253.544014][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 253.544017][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 253.544019][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 253.544023][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544025][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 253.544028][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.544031][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 253.544035][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 253.544037][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 253.544039][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 253.544041][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 253.544043][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 253.544045][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 253.544050][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 253.544051][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 253.544054][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.544056][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544057][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544058][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 253.544061][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 253.544063][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544064][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544065][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544066][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.544069][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 253.544070][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 253.544073][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 253.544076][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 253.544077][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.544079][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 253.544081][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544082][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.544083][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 253.544085][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 253.544086][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 253.544088][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 253.544090][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 253.544091][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 253.544092][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 253.544094][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 253.544097][ T12] ? kthread (kernel/kthread.c:436) [ 253.544099][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 253.544102][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 253.544104][ T12] _printk (kernel/printk/printk.c:2504) [ 253.544107][ T12] ? snapshot_read.cold (user.c:?) [ 253.544110][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 253.544113][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 253.544115][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 253.544117][ T12] ? netdev_notice (net/core/dev.c:13194) [ 253.544119][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544121][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 253.544122][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 253.544125][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 253.544126][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 253.544128][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 253.544130][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 253.544132][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 253.544136][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 253.544137][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 253.544138][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 253.544140][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 253.544142][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 253.544145][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 253.544147][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 253.544149][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 253.544152][ T12] cleanup_net (net/core/net_namespace.c:706) [ 253.544153][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 253.544155][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 253.544157][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 253.544158][ T12] process_one_work (kernel/workqueue.c:3387) [ 253.544161][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 253.544163][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 253.544165][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 253.544168][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 253.544171][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 253.544173][ T12] kthread (kernel/kthread.c:436) [ 253.544174][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 253.544176][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 253.544178][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 253.544179][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 253.544181][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 253.544185][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 253.544186][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 256.105320][ T6937] softirqs last disabled at (0): 0x0 | [ 256.105322][ T6937] Preemption disabled at: | [ 256.105323][ T6937] vprintk_emit (kernel/printk/printk.c:2471) | [ 256.105336][ T6937] Tainted: [W]=WARN [ 256.105338][ T6937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 256.105340][ T6937] Call Trace: [ 256.105342][ T6937] [ 256.105343][ T6937] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 256.105352][ T6937] ? vprintk_emit (kernel/printk/printk.c:2471) [ 256.105355][ T6937] __might_resched.cold (kernel/sched/core.c:9234) [ 256.105359][ T6937] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 256.105363][ T6937] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 256.105368][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105371][ T6937] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 256.105375][ T6937] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 256.105379][ T6937] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 256.105386][ T6937] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 256.105388][ T6937] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 256.105392][ T6937] put_chars (drivers/char/virtio_console.c:1176) [ 256.105395][ T6937] ? __send_to_port (drivers/char/virtio_console.c:654) [ 256.105397][ T6937] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 256.105401][ T6937] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 256.105408][ T6937] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 256.105411][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105413][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105417][ T6937] console_emit_next_record (kernel/printk/printk.c:3183) [ 256.105421][ T6937] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 256.105424][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105426][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105428][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105430][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105433][ T6937] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 256.105435][ T6937] console_flush_one_record (kernel/printk/printk.c:3268) [ 256.105439][ T6937] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 256.105444][ T6937] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 256.105446][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105449][ T6937] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 256.105451][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105453][ T6937] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 256.105456][ T6937] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 256.105458][ T6937] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 256.105460][ T6937] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 256.105463][ T6937] ? vprintk_emit (kernel/printk/printk.c:2478) [ 256.105466][ T6937] vprintk_emit (kernel/printk/printk.c:2479) [ 256.105468][ T6937] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 256.105471][ T6937] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 256.105473][ T6937] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 256.105477][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105479][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105482][ T6937] _printk (kernel/printk/printk.c:2504) [ 256.105486][ T6937] ? snapshot_read.cold (user.c:?) [ 256.105489][ T6937] ? br_multicast_flood (??:?) [ 256.105493][ T6937] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 256.105497][ T6937] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 256.105499][ T6937] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 256.105502][ T6937] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 256.105506][ T6937] br_init_port (net/bridge/br_stp_if.c:39) [ 256.105509][ T6937] new_nbp (net/bridge/br_if.c:449) [ 256.105513][ T6937] br_add_if (net/bridge/br_if.c:592) [ 256.105515][ T6937] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 256.105519][ T6937] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 256.105521][ T6937] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 256.105525][ T6937] do_set_master (net/core/rtnetlink.c:3071) [ 256.105529][ T6937] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 256.105532][ T6937] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 256.105534][ T6937] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 256.105536][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105538][ T6937] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 256.105543][ T6937] ? kasan_save_stack (mm/kasan/common.c:58) [ 256.105546][ T6937] ? kasan_save_stack (mm/kasan/common.c:57) [ 256.105548][ T6937] ? kasan_save_track (mm/kasan/common.c:78) [ 256.105550][ T6937] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 256.105551][ T6937] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 256.105554][ T6937] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 256.105555][ T6937] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 256.105558][ T6937] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 256.105561][ T6937] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 256.105564][ T6937] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 256.105566][ T6937] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 256.105570][ T6937] ? ____sys_sendmsg (net/socket.c:2713) [ 256.105572][ T6937] ? ___sys_sendmsg (net/socket.c:2767) [ 256.105574][ T6937] ? __sys_sendmsg (net/socket.c:2799) [ 256.105577][ T6937] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 256.105581][ T6937] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 256.105585][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105587][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105589][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105591][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105593][ T6937] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 256.105596][ T6937] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 256.105599][ T6937] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 256.105601][ T6937] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 256.105604][ T6937] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 256.105605][ T6937] ? nla_get_range_signed (lib/nlattr.c:270) [ 256.105610][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105613][ T6937] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 256.105616][ T6937] rtnl_newlink (net/core/rtnetlink.c:4215) [ 256.105619][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105622][ T6937] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 256.105624][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105627][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105629][ T6937] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 256.105631][ T6937] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 256.105633][ T6937] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 256.105636][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105638][ T6937] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 256.105642][ T6937] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 256.105645][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105647][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105650][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105652][ T6937] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 256.105654][ T6937] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 256.105657][ T6937] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 256.105659][ T6937] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 256.105662][ T6937] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 256.105665][ T6937] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 256.105668][ T6937] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 256.105670][ T6937] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 256.105673][ T6937] ? netlink_ack (./include/linux/skbuff.h:2718) [ 256.105675][ T6937] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 256.105680][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105682][ T6937] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 256.105685][ T6937] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 256.105689][ T6937] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 256.105692][ T6937] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 256.105695][ T6937] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 256.105698][ T6937] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 256.105701][ T6937] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 256.105703][ T6937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 256.105706][ T6937] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 256.105710][ T6937] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 256.105713][ T6937] ____sys_sendmsg (net/socket.c:2713) [ 256.105716][ T6937] ? copy_msghdr_from_user (net/socket.c:2650) [ 256.105718][ T6937] ? sock_write_iter (net/socket.c:1269) [ 256.105721][ T6937] ? move_addr_to_kernel (net/socket.c:258) [ 256.105723][ T6937] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 256.105727][ T6937] ___sys_sendmsg (net/socket.c:2767) [ 256.105730][ T6937] ? copy_msghdr_from_user (net/socket.c:2619) [ 256.105739][ T6937] __sys_sendmsg (net/socket.c:2799) [ 256.105741][ T6937] ? __sys_sendmsg_sock (net/socket.c:2780) [ 256.105746][ T6937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 256.105748][ T6937] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 256.105751][ T6937] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 256.105754][ T6937] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 256.105756][ T6937] RIP: 0033:0x7efe6ab2c54e [ 256.105759][ T6937] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 256.105762][ T6937] RSP: 002b:00007ffd6a2e2a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 256.105767][ T6937] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efe6ab2c54e [ 256.105769][ T6937] RDX: 0000000000000000 RSI: 00007ffd6a2e2ad0 RDI: 0000000000000005 [ 256.105770][ T6937] RBP: 00007ffd6a2e2a30 R08: 0000000000000000 R09: 0000000000000000 [ 256.105772][ T6937] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8f6 [ 256.105773][ T6937] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6a2e3190 | [ 259.646170][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 259.646172][ T12] Preemption disabled at: | [ 259.646173][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 259.646182][ T12] Tainted: [W]=WARN [ 259.646183][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 259.646185][ T12] Workqueue: netns cleanup_net [ 259.646191][ T12] Call Trace: [ 259.646192][ T12] [ 259.646194][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 259.646200][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 259.646201][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 259.646204][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 259.646207][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 259.646210][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646212][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 259.646215][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.646218][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.646223][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 259.646225][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.646227][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 259.646229][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 259.646231][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 259.646233][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 259.646238][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 259.646240][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 259.646242][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.646244][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646245][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646247][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 259.646249][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 259.646251][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646252][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646253][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646254][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.646257][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 259.646259][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 259.646261][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 259.646264][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 259.646266][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.646268][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 259.646269][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646270][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.646272][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 259.646273][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 259.646275][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 259.646277][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 259.646278][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 259.646280][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 259.646281][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 259.646283][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 259.646286][ T12] ? kthread (kernel/kthread.c:436) [ 259.646288][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 259.646291][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 259.646293][ T12] _printk (kernel/printk/printk.c:2504) [ 259.646296][ T12] ? snapshot_read.cold (user.c:?) [ 259.646299][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 259.646302][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 259.646304][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 259.646306][ T12] ? netdev_notice (net/core/dev.c:13194) [ 259.646309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646310][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 259.646311][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 259.646314][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 259.646316][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 259.646318][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 259.646321][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 259.646323][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 259.646327][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 259.646328][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 259.646329][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.646331][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 259.646333][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 259.646336][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 259.646338][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 259.646340][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 259.646343][ T12] cleanup_net (net/core/net_namespace.c:706) [ 259.646348][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 259.646350][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.646351][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.646353][ T12] process_one_work (kernel/workqueue.c:3387) [ 259.646356][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 259.646358][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 259.646360][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.646363][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 259.646366][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 259.646368][ T12] kthread (kernel/kthread.c:436) [ 259.646369][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 259.646371][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 259.646373][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 259.646375][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 259.646377][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 259.646380][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 259.646382][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 262.179017][ T7151] softirqs last disabled at (0): 0x0 | [ 262.179019][ T7151] Preemption disabled at: | [ 262.179020][ T7151] vprintk_emit (kernel/printk/printk.c:2471) | [ 262.179030][ T7151] Tainted: [W]=WARN [ 262.179031][ T7151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 262.179033][ T7151] Call Trace: [ 262.179034][ T7151] [ 262.179036][ T7151] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 262.179041][ T7151] ? vprintk_emit (kernel/printk/printk.c:2471) [ 262.179043][ T7151] __might_resched.cold (kernel/sched/core.c:9234) [ 262.179046][ T7151] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 262.179050][ T7151] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 262.179053][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179056][ T7151] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 262.179059][ T7151] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.179062][ T7151] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.179066][ T7151] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 262.179068][ T7151] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.179071][ T7151] put_chars (drivers/char/virtio_console.c:1176) [ 262.179073][ T7151] ? __send_to_port (drivers/char/virtio_console.c:654) [ 262.179075][ T7151] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 262.179078][ T7151] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 262.179082][ T7151] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 262.179084][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179086][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179088][ T7151] console_emit_next_record (kernel/printk/printk.c:3183) [ 262.179091][ T7151] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 262.179093][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179094][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179095][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179096][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179098][ T7151] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 262.179100][ T7151] console_flush_one_record (kernel/printk/printk.c:3268) [ 262.179103][ T7151] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 262.179106][ T7151] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 262.179107][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179109][ T7151] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 262.179111][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179112][ T7151] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.179113][ T7151] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 262.179115][ T7151] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 262.179116][ T7151] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 262.179119][ T7151] ? vprintk_emit (kernel/printk/printk.c:2478) [ 262.179120][ T7151] vprintk_emit (kernel/printk/printk.c:2479) [ 262.179122][ T7151] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 262.179123][ T7151] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.179125][ T7151] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 262.179128][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179129][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179131][ T7151] _printk (kernel/printk/printk.c:2504) [ 262.179134][ T7151] ? snapshot_read.cold (user.c:?) [ 262.179136][ T7151] ? br_multicast_flood (??:?) [ 262.179139][ T7151] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 262.179142][ T7151] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 262.179143][ T7151] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 262.179145][ T7151] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 262.179148][ T7151] br_init_port (net/bridge/br_stp_if.c:39) [ 262.179149][ T7151] new_nbp (net/bridge/br_if.c:449) [ 262.179152][ T7151] br_add_if (net/bridge/br_if.c:592) [ 262.179153][ T7151] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 262.179156][ T7151] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 262.179157][ T7151] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 262.179161][ T7151] do_set_master (net/core/rtnetlink.c:3071) [ 262.179163][ T7151] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 262.179164][ T7151] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 262.179166][ T7151] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 262.179167][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179168][ T7151] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 262.179172][ T7151] ? kasan_save_stack (mm/kasan/common.c:58) [ 262.179174][ T7151] ? kasan_save_stack (mm/kasan/common.c:57) [ 262.179175][ T7151] ? kasan_save_track (mm/kasan/common.c:78) [ 262.179176][ T7151] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 262.179177][ T7151] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 262.179178][ T7151] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 262.179179][ T7151] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 262.179181][ T7151] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 262.179184][ T7151] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 262.179185][ T7151] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 262.179187][ T7151] ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 262.179190][ T7151] ? ____sys_sendmsg (net/socket.c:2713) [ 262.179191][ T7151] ? ___sys_sendmsg (net/socket.c:2767) [ 262.179193][ T7151] ? __sys_sendmsg (net/socket.c:2799) [ 262.179194][ T7151] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 262.179197][ T7151] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.179200][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179201][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179203][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179204][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179205][ T7151] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 262.179207][ T7151] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 262.179208][ T7151] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 262.179210][ T7151] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 262.179211][ T7151] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 262.179212][ T7151] ? nla_get_range_signed (lib/nlattr.c:270) [ 262.179216][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179217][ T7151] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 262.179219][ T7151] rtnl_newlink (net/core/rtnetlink.c:4215) [ 262.179221][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179222][ T7151] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 262.179223][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179225][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179226][ T7151] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 262.179228][ T7151] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 262.179229][ T7151] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 262.179230][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179231][ T7151] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 262.179235][ T7151] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 262.179237][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179238][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179240][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179241][ T7151] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 262.179242][ T7151] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 262.179244][ T7151] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 262.179245][ T7151] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 262.179247][ T7151] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 262.179249][ T7151] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 262.179251][ T7151] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 262.179252][ T7151] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.179254][ T7151] ? netlink_ack (./include/linux/skbuff.h:2718) [ 262.179256][ T7151] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 262.179259][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179260][ T7151] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.179262][ T7151] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 262.179264][ T7151] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 262.179266][ T7151] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.179268][ T7151] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 262.179270][ T7151] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 262.179272][ T7151] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 262.179274][ T7151] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.179275][ T7151] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 262.179279][ T7151] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 262.179280][ T7151] ____sys_sendmsg (net/socket.c:2713) [ 262.179282][ T7151] ? copy_msghdr_from_user (net/socket.c:2650) [ 262.179284][ T7151] ? sock_write_iter (net/socket.c:1269) [ 262.179285][ T7151] ? move_addr_to_kernel (net/socket.c:258) [ 262.179287][ T7151] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 262.179290][ T7151] ___sys_sendmsg (net/socket.c:2767) [ 262.179291][ T7151] ? copy_msghdr_from_user (net/socket.c:2619) [ 262.179296][ T7151] __sys_sendmsg (net/socket.c:2799) [ 262.179298][ T7151] ? __sys_sendmsg_sock (net/socket.c:2780) [ 262.179301][ T7151] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.179303][ T7151] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 262.179305][ T7151] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 262.179307][ T7151] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.179308][ T7151] RIP: 0033:0x7f6c94d7054e [ 262.179310][ T7151] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 262.179312][ T7151] RSP: 002b:00007fff6f75ae30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 262.179315][ T7151] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6c94d7054e [ 262.179317][ T7151] RDX: 0000000000000000 RSI: 00007fff6f75aee0 RDI: 0000000000000005 [ 262.179318][ T7151] RBP: 00007fff6f75ae40 R08: 0000000000000000 R09: 0000000000000000 [ 262.179319][ T7151] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b8fc [ 262.179320][ T7151] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6f75b5a0 | [ 265.691185][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 265.691187][ T12] Preemption disabled at: | [ 265.691188][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 265.691197][ T12] Tainted: [W]=WARN [ 265.691199][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 265.691200][ T12] Workqueue: netns cleanup_net [ 265.691206][ T12] Call Trace: [ 265.691208][ T12] [ 265.691209][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 265.691215][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 265.691217][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 265.691220][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 265.691222][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 265.691225][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691228][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 265.691230][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.691233][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.691238][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 265.691239][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.691242][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 265.691244][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 265.691246][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 265.691248][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 265.691253][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 265.691254][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 265.691257][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.691258][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691260][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691261][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 265.691264][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 265.691266][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691267][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691268][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691269][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.691272][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 265.691274][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 265.691276][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 265.691279][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 265.691281][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.691283][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 265.691284][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691285][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.691287][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 265.691289][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 265.691290][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 265.691292][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 265.691293][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 265.691295][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 265.691296][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 265.691298][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 265.691300][ T12] ? kthread (kernel/kthread.c:436) [ 265.691303][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 265.691305][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 265.691308][ T12] _printk (kernel/printk/printk.c:2504) [ 265.691311][ T12] ? snapshot_read.cold (user.c:?) [ 265.691313][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 265.691317][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 265.691319][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 265.691321][ T12] ? netdev_notice (net/core/dev.c:13194) [ 265.691324][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691325][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 265.691326][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 265.691329][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 265.691331][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 265.691332][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 265.691335][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 265.691337][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) [ 265.691341][ T12] ? __up_write (kernel/locking/rwsem.c:1415) [ 265.691342][ T12] ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1)) [ 265.691347][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.691350][ T12] br_dev_delete (net/bridge/br_if.c:387) [ 265.691352][ T12] br_net_exit_rtnl (net/bridge/br.c:414) [ 265.691355][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 265.691358][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 265.691360][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 265.691363][ T12] cleanup_net (net/core/net_namespace.c:706) [ 265.691365][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 265.691368][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.691370][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.691371][ T12] process_one_work (kernel/workqueue.c:3387) [ 265.691375][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 265.691377][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 265.691380][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.691383][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 265.691386][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 265.691389][ T12] kthread (kernel/kthread.c:436) [ 265.691391][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 265.691393][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 265.691395][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 265.691397][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 265.691399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 265.691403][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 265.691405][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 268.651744][ T7340] softirqs last disabled at (0): 0x0 | [ 268.651746][ T7340] Preemption disabled at: | [ 268.651747][ T7340] vprintk_emit (kernel/printk/printk.c:2471) | [ 268.651757][ T7340] Tainted: [W]=WARN [ 268.651758][ T7340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 268.651760][ T7340] Call Trace: [ 268.651761][ T7340] [ 268.651762][ T7340] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 268.651767][ T7340] ? vprintk_emit (kernel/printk/printk.c:2471) [ 268.651769][ T7340] __might_resched.cold (kernel/sched/core.c:9234) [ 268.651772][ T7340] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 268.651775][ T7340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 268.651778][ T7340] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 268.651781][ T7340] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 268.651784][ T7340] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 268.651789][ T7340] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 268.651791][ T7340] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 268.651793][ T7340] put_chars (drivers/char/virtio_console.c:1176) [ 268.651795][ T7340] ? __send_to_port (drivers/char/virtio_console.c:654) [ 268.651797][ T7340] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 268.651800][ T7340] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 268.651804][ T7340] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 268.651807][ T7340] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 268.651809][ T7340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 268.651810][ T7340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 268.651812][ T7340] console_emit_next_record (kernel/printk/printk.c:3183) [ 268.651815][ T7340] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 268.651817][ T7340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 268.651818][ T7340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 268.651819][ T7340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 268.651820][ T7340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 268.651822][ T7340] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 268.651824][ T7340] console_flush_one_record (kernel/printk/printk.c:3268) [ 268.651827][ T7340] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 268.651830][ T7340] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 268.651831][ T7340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 268.651833][ T7340] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 268.651835][ T7340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 268.651836][ T7340] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 268.651837][ T7340] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 268.651839][ T7340] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 268.651841][ T7340] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 268.651843][ T7340] ? vprintk_emit (kernel/printk/printk.c:2478) [ 268.651844][ T7340] vprintk_emit (kernel/printk/printk.c:2479) [ 268.651846][ T7340] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 268.651848][ T7340] ? nf_nat_cleanup (./include/linux/jhash.h:126 (discriminator 32768) net/netfilter/nf_nat_core.c:526 (discriminator 32768)) nf_nat [ 268.651851][ T7340] _printk (kernel/printk/printk.c:2504) [ 268.651854][ T7340] ? snapshot_read.cold (user.c:?) [ 268.651857][ T7340] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 268.651859][ T7340] dp_init (net/openvswitch/actions.c:729) openvswitch [ 268.651866][ T7340] ? nf_nat_cleanup (./include/linux/jhash.h:126 (discriminator 32768) net/netfilter/nf_nat_core.c:526 (discriminator 32768)) nf_nat [ 268.651868][ T7340] do_one_initcall (init/main.c:1357) [ 268.651870][ T7340] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 268.651872][ T7340] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 268.651875][ T7340] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 268.651879][ T7340] do_init_module (kernel/module/main.c:3117) [ 268.651880][ T7340] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 268.651882][ T7340] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 268.651884][ T7340] load_module (kernel/module/main.c:3593) [ 268.651886][ T7340] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 268.651890][ T7340] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 268.651892][ T7340] ? __ia32_sys_fsconfig (??:?) [ 268.651895][ T7340] ? backing_file_read_iter (fs/backing-file.c:211) [ 268.651899][ T7340] init_module_from_file (kernel/module/main.c:3790) [ 268.651901][ T7340] ? __do_sys_init_module (kernel/module/main.c:3664) [ 268.651902][ T7340] ? ovl_mmap (fs/overlayfs/file.c:477) [ 268.651905][ T7340] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 268.651907][ T7340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 268.651909][ T7340] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 268.651910][ T7340] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 268.651912][ T7340] idempotent_init_module (kernel/module/main.c:3802) [ 268.651914][ T7340] ? init_module_from_file (kernel/module/main.c:3791) [ 268.651916][ T7340] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 268.651918][ T7340] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 268.651921][ T7340] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 268.651923][ T7340] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 268.651926][ T7340] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 268.651930][ T7340] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 268.651932][ T7340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 268.651934][ T7340] RIP: 0033:0x7f1af28d737d [ 268.651936][ T7340] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 268.651938][ T7340] RSP: 002b:00007ffe4363d608 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 268.651941][ T7340] RAX: ffffffffffffffda RBX: 000055c3e126a810 RCX: 00007f1af28d737d [ 268.651943][ T7340] RDX: 0000000000000000 RSI: 000055c3c2a04ffd RDI: 0000000000000005 [ 268.651944][ T7340] RBP: 00007ffe4363d6a0 R08: 0000000000000000 R09: 646f6d2f62696c2f [ 268.651945][ T7340] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c3c2a04ffd [ 268.651946][ T7340] R13: 000055c3e126aa90 R14: 0000000000040000 R15: 0000000000000000 | [ 270.364253][ T7399] softirqs last disabled at (0): 0x0 | [ 270.364255][ T7399] Preemption disabled at: | [ 270.364255][ T7399] vprintk_emit (kernel/printk/printk.c:2471) | [ 270.364266][ T7399] Tainted: [W]=WARN [ 270.364267][ T7399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 270.364269][ T7399] Call Trace: [ 270.364270][ T7399] [ 270.364271][ T7399] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 270.364278][ T7399] ? vprintk_emit (kernel/printk/printk.c:2471) [ 270.364279][ T7399] __might_resched.cold (kernel/sched/core.c:9234) [ 270.364283][ T7399] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 270.364286][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364288][ T7399] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 270.364292][ T7399] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.364295][ T7399] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.364300][ T7399] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 270.364301][ T7399] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.364304][ T7399] put_chars (drivers/char/virtio_console.c:1176) [ 270.364306][ T7399] ? __send_to_port (drivers/char/virtio_console.c:654) [ 270.364307][ T7399] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 270.364310][ T7399] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 270.364312][ T7399] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 270.364317][ T7399] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 270.364319][ T7399] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.364321][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364322][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364323][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.364326][ T7399] console_emit_next_record (kernel/printk/printk.c:3183) [ 270.364329][ T7399] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 270.364331][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364332][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364333][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364334][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.364336][ T7399] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 270.364338][ T7399] console_flush_one_record (kernel/printk/printk.c:3268) [ 270.364341][ T7399] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 270.364346][ T7399] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 270.364348][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.364350][ T7399] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 270.364352][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364353][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.364355][ T7399] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 270.364356][ T7399] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 270.364358][ T7399] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 270.364360][ T7399] ? vprintk_emit (kernel/printk/printk.c:2478) [ 270.364361][ T7399] vprintk_emit (kernel/printk/printk.c:2479) [ 270.364363][ T7399] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 270.364365][ T7399] _printk (kernel/printk/printk.c:2504) [ 270.364368][ T7399] ? snapshot_read.cold (user.c:?) [ 270.364370][ T7399] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 270.364373][ T7399] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 270.364377][ T7399] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 270.364378][ T7399] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 270.364380][ T7399] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 270.364383][ T7399] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 270.364385][ T7399] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 270.364388][ T7399] ? netdev_notice (net/core/dev.c:13194) [ 270.364389][ T7399] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 270.364398][ T7399] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 270.364399][ T7399] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 270.364401][ T7399] netif_set_promiscuity (net/core/dev.c:9699) [ 270.364404][ T7399] dev_set_promiscuity (net/core/dev_api.c:288) [ 270.364406][ T7399] ? dev_disable_lro (net/core/dev_api.c:267) [ 270.364407][ T7399] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 270.364412][ T7399] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 270.364415][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.364417][ T7399] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 270.364422][ T7399] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 270.364426][ T7399] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 270.364430][ T7399] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 270.364433][ T7399] ? __nla_validate_parse (lib/nlattr.c:635) [ 270.364438][ T7399] ? __nla_parse (lib/nlattr.c:732) [ 270.364440][ T7399] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 270.364444][ T7399] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 270.364447][ T7399] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 270.364450][ T7399] ? security_capable (security/security.c:660 (discriminator 11)) [ 270.364453][ T7399] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 270.364456][ T7399] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 270.364458][ T7399] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 270.364462][ T7399] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 270.364465][ T7399] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 270.364467][ T7399] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 270.364470][ T7399] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 270.364471][ T7399] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 270.364474][ T7399] ? netlink_ack (./include/linux/skbuff.h:2718) [ 270.364476][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.364478][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364479][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.364481][ T7399] genl_rcv (net/netlink/genetlink.c:1218) [ 270.364483][ T7399] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 270.364485][ T7399] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 270.364487][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.364489][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364490][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.364492][ T7399] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 270.364494][ T7399] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 270.364496][ T7399] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.364498][ T7399] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.364499][ T7399] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 270.364502][ T7399] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 270.364505][ T7399] __sys_sendto (net/socket.c:2281) [ 270.364508][ T7399] ? __ia32_sys_getpeername (net/socket.c:2235) [ 270.364509][ T7399] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.364512][ T7399] ? do_futex (kernel/futex/syscalls.c:138) [ 270.364514][ T7399] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 270.364517][ T7399] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 270.364520][ T7399] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 270.364522][ T7399] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 270.364524][ T7399] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 270.364526][ T7399] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 270.364528][ T7399] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 270.364529][ T7399] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 270.364533][ T7399] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 270.364535][ T7399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 270.364537][ T7399] RIP: 0033:0x7f5511011312 [ 270.364539][ T7399] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 270.364541][ T7399] RSP: 002b:00007fff3e59d2e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 270.364545][ T7399] RAX: ffffffffffffffda RBX: 00007fff3e59d418 RCX: 00007f5511011312 [ 270.364546][ T7399] RDX: 0000000000000034 RSI: 00007f550cc0d6b0 RDI: 0000000000000023 [ 270.364547][ T7399] RBP: 00007fff3e59d310 R08: 00007fff3e59d490 R09: 000000000000000c [ 270.364548][ T7399] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f550ee6a190 [ 270.364549][ T7399] R13: 00007fff3e59d418 R14: 00007f551093001a R15: 00007fff3e59d808 | [ 277.939539][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 277.939541][ T12] Preemption disabled at: | [ 277.939542][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 277.939552][ T12] Tainted: [W]=WARN [ 277.939553][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 277.939554][ T12] Workqueue: netns cleanup_net [ 277.939560][ T12] Call Trace: [ 277.939562][ T12] [ 277.939563][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 277.939569][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 277.939570][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 277.939574][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 277.939577][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 277.939579][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939581][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 277.939584][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.939587][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 277.939591][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 277.939593][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 277.939596][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 277.939597][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 277.939599][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 277.939600][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 277.939603][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 277.939607][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 277.939609][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 277.939611][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 277.939613][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.939615][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939616][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.939619][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 277.939622][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 277.939624][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939625][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939626][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939627][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.939629][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 277.939631][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 277.939633][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 277.939636][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 277.939637][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.939639][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 277.939641][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939642][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 277.939644][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 277.939645][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 277.939647][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 277.939649][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 277.939651][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 277.939653][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 277.939654][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 277.939656][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 277.939663][ T12] _printk (kernel/printk/printk.c:2504) [ 277.939666][ T12] ? snapshot_read.cold (user.c:?) [ 277.939668][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 277.939671][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 277.939673][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 277.939676][ T12] ? netdev_notice (net/core/dev.c:13194) [ 277.939677][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 277.939680][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 277.939683][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 277.939685][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 277.939687][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 277.939689][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 277.939691][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 277.939694][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 277.939700][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 277.939704][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939706][ T12] notifier_call_chain (kernel/notifier.c:85) [ 277.939709][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 277.939712][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 277.939713][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 277.939716][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 277.939717][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 277.939719][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.939721][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 277.939722][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 277.939724][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 277.939727][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 277.939729][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 277.939731][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 277.939734][ T12] cleanup_net (net/core/net_namespace.c:706) [ 277.939736][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 277.939738][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.939739][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.939741][ T12] process_one_work (kernel/workqueue.c:3387) [ 277.939745][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 277.939747][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 277.939749][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.939752][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 277.939755][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 277.939757][ T12] kthread (kernel/kthread.c:436) [ 277.939759][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 277.939762][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 277.939764][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 277.939767][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 277.939769][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 277.939772][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 277.939774][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 280.004885][ T7625] softirqs last disabled at (0): 0x0 | [ 280.004887][ T7625] Preemption disabled at: | [ 280.004887][ T7625] vprintk_emit (kernel/printk/printk.c:2471) | [ 280.004898][ T7625] Tainted: [W]=WARN [ 280.004899][ T7625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 280.004901][ T7625] Call Trace: [ 280.004902][ T7625] [ 280.004904][ T7625] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 280.004909][ T7625] ? vprintk_emit (kernel/printk/printk.c:2471) [ 280.004911][ T7625] __might_resched.cold (kernel/sched/core.c:9234) [ 280.004915][ T7625] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 280.004918][ T7625] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 280.004922][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.004924][ T7625] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 280.004927][ T7625] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 280.004930][ T7625] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 280.004935][ T7625] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 280.004937][ T7625] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 280.004940][ T7625] put_chars (drivers/char/virtio_console.c:1176) [ 280.004941][ T7625] ? __send_to_port (drivers/char/virtio_console.c:654) [ 280.004943][ T7625] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 280.004946][ T7625] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 280.004951][ T7625] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 280.004953][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.004954][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.004956][ T7625] console_emit_next_record (kernel/printk/printk.c:3183) [ 280.004959][ T7625] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 280.004961][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.004962][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.004963][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.004964][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.004966][ T7625] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 280.004968][ T7625] console_flush_one_record (kernel/printk/printk.c:3268) [ 280.004971][ T7625] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 280.004974][ T7625] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 280.004975][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.004977][ T7625] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 280.004979][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.004980][ T7625] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 280.004982][ T7625] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 280.004983][ T7625] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 280.004985][ T7625] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 280.004987][ T7625] ? vprintk_emit (kernel/printk/printk.c:2478) [ 280.004988][ T7625] vprintk_emit (kernel/printk/printk.c:2479) [ 280.004990][ T7625] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 280.004991][ T7625] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 280.004999][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.005000][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.005002][ T7625] _printk (kernel/printk/printk.c:2504) [ 280.005005][ T7625] ? snapshot_read.cold (user.c:?) [ 280.005007][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.005008][ T7625] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 280.005011][ T7625] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 280.005013][ T7625] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 280.005016][ T7625] ? netdev_notice (net/core/dev.c:13194) [ 280.005018][ T7625] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 280.005025][ T7625] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 280.005028][ T7625] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 280.005030][ T7625] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 280.005032][ T7625] netif_set_promiscuity (net/core/dev.c:9699) [ 280.005037][ T7625] dev_set_promiscuity (net/core/dev_api.c:288) [ 280.005039][ T7625] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 280.005044][ T7625] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 280.005050][ T7625] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 280.005054][ T7625] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 280.005058][ T7625] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 280.005062][ T7625] ? security_capable (security/security.c:660 (discriminator 11)) [ 280.005065][ T7625] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 280.005067][ T7625] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 280.005070][ T7625] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 280.005073][ T7625] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 280.005077][ T7625] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 280.005080][ T7625] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 280.005082][ T7625] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 280.005084][ T7625] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 280.005086][ T7625] ? netlink_ack (./include/linux/skbuff.h:2718) [ 280.005089][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.005090][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.005092][ T7625] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 280.005094][ T7625] genl_rcv (net/netlink/genetlink.c:1218) [ 280.005095][ T7625] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 280.005098][ T7625] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 280.005100][ T7625] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 280.005103][ T7625] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 280.005105][ T7625] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 280.005107][ T7625] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.005109][ T7625] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.005110][ T7625] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 280.005113][ T7625] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 280.005116][ T7625] __sys_sendto (net/socket.c:2281) [ 280.005118][ T7625] ? __ia32_sys_getpeername (net/socket.c:2235) [ 280.005120][ T7625] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 280.005122][ T7625] ? do_futex (kernel/futex/syscalls.c:133) [ 280.005124][ T7625] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 280.005126][ T7625] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 280.005130][ T7625] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 280.005132][ T7625] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 280.005135][ T7625] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 280.005137][ T7625] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 280.005138][ T7625] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 280.005141][ T7625] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 280.005143][ T7625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 280.005145][ T7625] RIP: 0033:0x7f395fc04312 [ 280.005147][ T7625] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 280.005149][ T7625] RSP: 002b:00007ffee0cbbb68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 280.005152][ T7625] RAX: ffffffffffffffda RBX: 00007ffee0cbbc98 RCX: 00007f395fc04312 [ 280.005154][ T7625] RDX: 0000000000000024 RSI: 00007f394f769bc0 RDI: 0000000000000020 [ 280.005155][ T7625] RBP: 00007ffee0cbbb90 R08: 00007ffee0cbbd10 R09: 000000000000000c [ 280.005155][ T7625] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f395da71da0 [ 280.005156][ T7625] R13: 00007ffee0cbbc98 R14: 00007f395f52301a R15: 00007ffee0cbc088 | [ 282.463364][ T7732] softirqs last disabled at (0): 0x0 | [ 282.463366][ T7732] Preemption disabled at: | [ 282.463367][ T7732] vprintk_emit (kernel/printk/printk.c:2471) | [ 282.463377][ T7732] Tainted: [W]=WARN [ 282.463378][ T7732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 282.463380][ T7732] Call Trace: [ 282.463381][ T7732] [ 282.463382][ T7732] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 282.463388][ T7732] ? vprintk_emit (kernel/printk/printk.c:2471) [ 282.463390][ T7732] __might_resched.cold (kernel/sched/core.c:9234) [ 282.463394][ T7732] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 282.463397][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463399][ T7732] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 282.463402][ T7732] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 282.463406][ T7732] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 282.463411][ T7732] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 282.463412][ T7732] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 282.463415][ T7732] put_chars (drivers/char/virtio_console.c:1176) [ 282.463417][ T7732] ? __send_to_port (drivers/char/virtio_console.c:654) [ 282.463418][ T7732] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 282.463421][ T7732] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 282.463426][ T7732] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 282.463428][ T7732] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 282.463429][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463431][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 282.463433][ T7732] console_emit_next_record (kernel/printk/printk.c:3183) [ 282.463436][ T7732] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 282.463438][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463439][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463440][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463441][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 282.463443][ T7732] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 282.463445][ T7732] console_flush_one_record (kernel/printk/printk.c:3268) [ 282.463448][ T7732] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 282.463450][ T7732] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 282.463452][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 282.463454][ T7732] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 282.463456][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463457][ T7732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 282.463458][ T7732] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 282.463460][ T7732] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 282.463461][ T7732] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 282.463463][ T7732] ? vprintk_emit (kernel/printk/printk.c:2478) [ 282.463465][ T7732] vprintk_emit (kernel/printk/printk.c:2479) [ 282.463467][ T7732] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 282.463468][ T7732] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 282.463470][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463471][ T7732] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 282.463474][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 282.463476][ T7732] _printk (kernel/printk/printk.c:2504) [ 282.463479][ T7732] ? snapshot_read.cold (user.c:?) [ 282.463481][ T7732] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 282.463485][ T7732] ? idr_get_free (??:?) [ 282.463487][ T7732] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 282.463490][ T7732] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 282.463498][ T7732] ? nla_get_range_signed (lib/nlattr.c:270) [ 282.463502][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463504][ T7732] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 282.463506][ T7732] __nla_validate_parse (lib/nlattr.c:635) [ 282.463510][ T7732] __nla_parse (lib/nlattr.c:732) [ 282.463512][ T7732] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 282.463514][ T7732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 282.463516][ T7732] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 282.463518][ T7732] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 282.463522][ T7732] ? security_capable (security/security.c:660 (discriminator 11)) [ 282.463525][ T7732] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 282.463527][ T7732] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 282.463530][ T7732] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 282.463537][ T7732] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 282.463540][ T7732] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 282.463542][ T7732] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 282.463545][ T7732] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 282.463547][ T7732] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 282.463549][ T7732] ? netlink_ack (./include/linux/skbuff.h:2718) [ 282.463552][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 282.463553][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463555][ T7732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 282.463556][ T7732] genl_rcv (net/netlink/genetlink.c:1218) [ 282.463558][ T7732] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 282.463561][ T7732] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 282.463563][ T7732] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 282.463566][ T7732] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 282.463568][ T7732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 282.463569][ T7732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 282.463571][ T7732] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 282.463574][ T7732] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 282.463577][ T7732] __sys_sendto (net/socket.c:2281) [ 282.463579][ T7732] ? __ia32_sys_getpeername (net/socket.c:2235) [ 282.463583][ T7732] ? fput_close_sync (fs/file_table.c:617) [ 282.463586][ T7732] ? alloc_file_clone (fs/file_table.c:479) [ 282.463589][ T7732] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 282.463590][ T7732] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 282.463592][ T7732] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 282.463594][ T7732] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 282.463595][ T7732] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 282.463598][ T7732] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 282.463600][ T7732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 282.463601][ T7732] RIP: 0033:0x7f495a318312 [ 282.463603][ T7732] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 282.463605][ T7732] RSP: 002b:00007ffd4ce42028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 282.463609][ T7732] RAX: ffffffffffffffda RBX: 00007ffd4ce42158 RCX: 00007f495a318312 [ 282.463611][ T7732] RDX: 0000000000000044 RSI: 00007f4955ef3050 RDI: 0000000000000020 [ 282.463611][ T7732] RBP: 00007ffd4ce42050 R08: 00007ffd4ce421d0 R09: 000000000000000c [ 282.463612][ T7732] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49581860b0 [ 282.463613][ T7732] R13: 00007ffd4ce42158 R14: 00007f4959c3701a R15: 00007ffd4ce42548 | [ 284.319540][ T7789] softirqs last disabled at (0): 0x0 | [ 284.319542][ T7789] Preemption disabled at: | [ 284.319543][ T7789] vprintk_emit (kernel/printk/printk.c:2471) | [ 284.319555][ T7789] Tainted: [W]=WARN [ 284.319556][ T7789] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 284.319558][ T7789] Call Trace: [ 284.319559][ T7789] [ 284.319561][ T7789] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 284.319567][ T7789] ? vprintk_emit (kernel/printk/printk.c:2471) [ 284.319569][ T7789] __might_resched.cold (kernel/sched/core.c:9234) [ 284.319574][ T7789] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 284.319578][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319581][ T7789] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 284.319585][ T7789] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.319588][ T7789] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.319594][ T7789] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 284.319597][ T7789] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.319600][ T7789] put_chars (drivers/char/virtio_console.c:1176) [ 284.319602][ T7789] ? __send_to_port (drivers/char/virtio_console.c:654) [ 284.319605][ T7789] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 284.319608][ T7789] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 284.319611][ T7789] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 284.319617][ T7789] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 284.319620][ T7789] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.319622][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319624][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319626][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.319629][ T7789] console_emit_next_record (kernel/printk/printk.c:3183) [ 284.319633][ T7789] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 284.319636][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319637][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319639][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319641][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.319644][ T7789] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 284.319647][ T7789] console_flush_one_record (kernel/printk/printk.c:3268) [ 284.319650][ T7789] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 284.319654][ T7789] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 284.319656][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.319659][ T7789] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 284.319661][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319663][ T7789] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.319665][ T7789] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 284.319667][ T7789] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 284.319669][ T7789] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 284.319672][ T7789] ? vprintk_emit (kernel/printk/printk.c:2478) [ 284.319674][ T7789] vprintk_emit (kernel/printk/printk.c:2479) [ 284.319677][ T7789] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 284.319680][ T7789] _printk (kernel/printk/printk.c:2504) [ 284.319684][ T7789] ? snapshot_read.cold (user.c:?) [ 284.319686][ T7789] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 284.319689][ T7789] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 284.319694][ T7789] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 284.319696][ T7789] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 284.319699][ T7789] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 284.319702][ T7789] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 284.319705][ T7789] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 284.319708][ T7789] ? netdev_notice (net/core/dev.c:13194) [ 284.319711][ T7789] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 284.319721][ T7789] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 284.319723][ T7789] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 284.319727][ T7789] netif_set_promiscuity (net/core/dev.c:9699) [ 284.319730][ T7789] dev_set_promiscuity (net/core/dev_api.c:288) [ 284.319733][ T7789] ? dev_disable_lro (net/core/dev_api.c:267) [ 284.319735][ T7789] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 284.319741][ T7789] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 284.319747][ T7789] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.319750][ T7789] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 284.319757][ T7789] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 284.319763][ T7789] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 284.319770][ T7789] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 284.319775][ T7789] ? __nla_validate_parse (lib/nlattr.c:635) [ 284.319781][ T7789] ? __nla_parse (lib/nlattr.c:732) [ 284.319784][ T7789] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 284.319790][ T7789] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 284.319793][ T7789] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 284.319798][ T7789] ? security_capable (security/security.c:660 (discriminator 11)) [ 284.319802][ T7789] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 284.319806][ T7789] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 284.319809][ T7789] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 284.319815][ T7789] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 284.319820][ T7789] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 284.319823][ T7789] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 284.319827][ T7789] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 284.319829][ T7789] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 284.319832][ T7789] ? netlink_ack (./include/linux/skbuff.h:2718) [ 284.319837][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.319839][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319841][ T7789] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.319844][ T7789] genl_rcv (net/netlink/genetlink.c:1218) [ 284.319847][ T7789] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 284.319851][ T7789] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 284.319854][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.319856][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319858][ T7789] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.319861][ T7789] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 284.319865][ T7789] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 284.319868][ T7789] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.319871][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319873][ T7789] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 284.319877][ T7789] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 284.319881][ T7789] __sys_sendto (net/socket.c:2281) [ 284.319884][ T7789] ? __ia32_sys_getpeername (net/socket.c:2235) [ 284.319888][ T7789] ? do_futex (kernel/futex/syscalls.c:138) [ 284.319891][ T7789] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 284.319895][ T7789] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.319898][ T7789] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 284.319900][ T7789] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 284.319903][ T7789] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 284.319907][ T7789] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 284.319910][ T7789] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 284.319912][ T7789] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 284.319916][ T7789] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 284.319919][ T7789] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 284.319922][ T7789] RIP: 0033:0x7fc358f02312 [ 284.319925][ T7789] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 284.319928][ T7789] RSP: 002b:00007ffc36210b08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 284.319933][ T7789] RAX: ffffffffffffffda RBX: 00007ffc36210c38 RCX: 00007fc358f02312 [ 284.319935][ T7789] RDX: 0000000000000034 RSI: 00007fc3541cec30 RDI: 0000000000000023 [ 284.319937][ T7789] RBP: 00007ffc36210b30 R08: 00007ffc36210cb0 R09: 000000000000000c [ 284.319939][ T7789] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc356d66190 [ 284.319940][ T7789] R13: 00007ffc36210c38 R14: 00007fc35882101a R15: 00007ffc36211028 | [ 291.667959][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 291.667962][ T12] Preemption disabled at: | [ 291.667963][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 291.667972][ T12] Tainted: [W]=WARN [ 291.667973][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 291.667975][ T12] Workqueue: netns cleanup_net [ 291.667981][ T12] Call Trace: [ 291.667982][ T12] [ 291.667984][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 291.667990][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 291.667991][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 291.667995][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 291.667998][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 291.668000][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668002][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 291.668005][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 291.668008][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 291.668012][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 291.668014][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 291.668017][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 291.668018][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 291.668020][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 291.668022][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 291.668024][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 291.668029][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 291.668031][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 291.668040][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 291.668043][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 291.668045][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668046][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.668049][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 291.668051][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 291.668053][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668055][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668056][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668057][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.668059][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 291.668061][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 291.668063][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 291.668066][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 291.668068][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.668070][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 291.668071][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668072][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.668074][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 291.668075][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 291.668077][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 291.668079][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 291.668080][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 291.668082][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 291.668084][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 291.668085][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 291.668092][ T12] _printk (kernel/printk/printk.c:2504) [ 291.668095][ T12] ? snapshot_read.cold (user.c:?) [ 291.668097][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 291.668100][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 291.668102][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 291.668105][ T12] ? netdev_notice (net/core/dev.c:13194) [ 291.668106][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 291.668109][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 291.668112][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 291.668114][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 291.668116][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 291.668118][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 291.668120][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 291.668123][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 291.668129][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 291.668133][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668136][ T12] notifier_call_chain (kernel/notifier.c:85) [ 291.668139][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 291.668141][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 291.668143][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 291.668145][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 291.668147][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 291.668149][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.668150][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 291.668152][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 291.668154][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 291.668157][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 291.668159][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 291.668161][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 291.668164][ T12] cleanup_net (net/core/net_namespace.c:706) [ 291.668166][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 291.668167][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 291.668170][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.668171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.668173][ T12] process_one_work (kernel/workqueue.c:3387) [ 291.668177][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 291.668179][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 291.668181][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 291.668184][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 291.668187][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 291.668189][ T12] kthread (kernel/kthread.c:436) [ 291.668191][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 291.668194][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 291.668196][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 291.668199][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 291.668201][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 291.668204][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 291.668206][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 293.614705][ T8016] softirqs last disabled at (0): 0x0 | [ 293.614707][ T8016] Preemption disabled at: | [ 293.614708][ T8016] vprintk_emit (kernel/printk/printk.c:2471) | [ 293.614719][ T8016] Tainted: [W]=WARN [ 293.614720][ T8016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 293.614721][ T8016] Call Trace: [ 293.614723][ T8016] [ 293.614724][ T8016] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 293.614730][ T8016] ? vprintk_emit (kernel/printk/printk.c:2471) [ 293.614731][ T8016] __might_resched.cold (kernel/sched/core.c:9234) [ 293.614735][ T8016] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 293.614738][ T8016] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 293.614742][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614744][ T8016] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 293.614747][ T8016] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 293.614750][ T8016] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 293.614756][ T8016] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 293.614757][ T8016] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 293.614760][ T8016] put_chars (drivers/char/virtio_console.c:1176) [ 293.614762][ T8016] ? __send_to_port (drivers/char/virtio_console.c:654) [ 293.614764][ T8016] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 293.614766][ T8016] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 293.614771][ T8016] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 293.614773][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614774][ T8016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.614777][ T8016] console_emit_next_record (kernel/printk/printk.c:3183) [ 293.614780][ T8016] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 293.614782][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614783][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614784][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614785][ T8016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.614787][ T8016] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 293.614789][ T8016] console_flush_one_record (kernel/printk/printk.c:3268) [ 293.614791][ T8016] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 293.614794][ T8016] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 293.614796][ T8016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.614798][ T8016] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 293.614800][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614801][ T8016] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 293.614802][ T8016] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 293.614804][ T8016] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 293.614805][ T8016] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 293.614807][ T8016] ? vprintk_emit (kernel/printk/printk.c:2478) [ 293.614809][ T8016] vprintk_emit (kernel/printk/printk.c:2479) [ 293.614811][ T8016] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 293.614812][ T8016] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 293.614815][ T8016] _printk (kernel/printk/printk.c:2504) [ 293.614818][ T8016] ? snapshot_read.cold (user.c:?) [ 293.614820][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614821][ T8016] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 293.614824][ T8016] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 293.614826][ T8016] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 293.614829][ T8016] ? netdev_notice (net/core/dev.c:13194) [ 293.614830][ T8016] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 293.614838][ T8016] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 293.614841][ T8016] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 293.614843][ T8016] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 293.614845][ T8016] netif_set_promiscuity (net/core/dev.c:9699) [ 293.614850][ T8016] dev_set_promiscuity (net/core/dev_api.c:288) [ 293.614852][ T8016] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 293.614856][ T8016] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 293.614862][ T8016] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 293.614866][ T8016] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 293.614870][ T8016] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 293.614874][ T8016] ? security_capable (security/security.c:660 (discriminator 11)) [ 293.614877][ T8016] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 293.614879][ T8016] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 293.614882][ T8016] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 293.614885][ T8016] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 293.614889][ T8016] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 293.614892][ T8016] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 293.614894][ T8016] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 293.614896][ T8016] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 293.614898][ T8016] ? netlink_ack (./include/linux/skbuff.h:2718) [ 293.614901][ T8016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.614903][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614904][ T8016] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 293.614906][ T8016] genl_rcv (net/netlink/genetlink.c:1218) [ 293.614908][ T8016] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 293.614910][ T8016] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 293.614913][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614914][ T8016] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 293.614916][ T8016] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 293.614918][ T8016] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.614920][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614922][ T8016] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 293.614925][ T8016] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 293.614928][ T8016] __sys_sendto (net/socket.c:2281) [ 293.614930][ T8016] ? __ia32_sys_getpeername (net/socket.c:2235) [ 293.614934][ T8016] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.614935][ T8016] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 293.614937][ T8016] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 293.614939][ T8016] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 293.614942][ T8016] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 293.614944][ T8016] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 293.614945][ T8016] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 293.614948][ T8016] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 293.614950][ T8016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 293.614952][ T8016] RIP: 0033:0x7f91348b1312 [ 293.614954][ T8016] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 293.614956][ T8016] RSP: 002b:00007ffc65e40a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 293.614959][ T8016] RAX: ffffffffffffffda RBX: 00007ffc65e40b48 RCX: 00007f91348b1312 [ 293.614961][ T8016] RDX: 0000000000000024 RSI: 00007f9130421c80 RDI: 0000000000000020 [ 293.614961][ T8016] RBP: 00007ffc65e40a40 R08: 00007ffc65e40bc0 R09: 000000000000000c [ 293.614962][ T8016] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f913270de10 [ 293.614963][ T8016] R13: 00007ffc65e40b48 R14: 00007f91341d001a R15: 00007ffc65e40f38 | [ 295.763757][ T8111] softirqs last disabled at (0): 0x0 | [ 295.763758][ T8111] Preemption disabled at: | [ 295.763759][ T8111] vprintk_emit (kernel/printk/printk.c:2471) | [ 295.763770][ T8111] Tainted: [W]=WARN [ 295.763771][ T8111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 295.763772][ T8111] Call Trace: [ 295.763774][ T8111] [ 295.763775][ T8111] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 295.763781][ T8111] ? vprintk_emit (kernel/printk/printk.c:2471) [ 295.763782][ T8111] __might_resched.cold (kernel/sched/core.c:9234) [ 295.763786][ T8111] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 295.763790][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763793][ T8111] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 295.763796][ T8111] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 295.763799][ T8111] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 295.763804][ T8111] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 295.763806][ T8111] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 295.763808][ T8111] put_chars (drivers/char/virtio_console.c:1176) [ 295.763810][ T8111] ? __send_to_port (drivers/char/virtio_console.c:654) [ 295.763811][ T8111] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 295.763814][ T8111] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 295.763819][ T8111] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 295.763821][ T8111] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 295.763823][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763824][ T8111] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.763827][ T8111] console_emit_next_record (kernel/printk/printk.c:3183) [ 295.763830][ T8111] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 295.763832][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763833][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763834][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763835][ T8111] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.763837][ T8111] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 295.763839][ T8111] console_flush_one_record (kernel/printk/printk.c:3268) [ 295.763841][ T8111] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 295.763844][ T8111] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 295.763846][ T8111] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.763847][ T8111] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 295.763849][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763850][ T8111] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.763852][ T8111] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 295.763853][ T8111] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 295.763855][ T8111] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 295.763857][ T8111] ? vprintk_emit (kernel/printk/printk.c:2478) [ 295.763858][ T8111] vprintk_emit (kernel/printk/printk.c:2479) [ 295.763860][ T8111] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 295.763861][ T8111] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 295.763863][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763864][ T8111] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 295.763868][ T8111] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.763870][ T8111] _printk (kernel/printk/printk.c:2504) [ 295.763873][ T8111] ? snapshot_read.cold (user.c:?) [ 295.763875][ T8111] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 295.763879][ T8111] ? idr_get_free (??:?) [ 295.763881][ T8111] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 295.763884][ T8111] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 295.763892][ T8111] ? nla_get_range_signed (lib/nlattr.c:270) [ 295.763896][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763897][ T8111] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 295.763900][ T8111] __nla_validate_parse (lib/nlattr.c:635) [ 295.763903][ T8111] __nla_parse (lib/nlattr.c:732) [ 295.763905][ T8111] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 295.763908][ T8111] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.763910][ T8111] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 295.763912][ T8111] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 295.763915][ T8111] ? security_capable (security/security.c:660 (discriminator 11)) [ 295.763919][ T8111] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 295.763921][ T8111] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 295.763924][ T8111] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 295.763931][ T8111] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 295.763934][ T8111] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 295.763936][ T8111] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 295.763938][ T8111] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 295.763940][ T8111] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 295.763943][ T8111] ? netlink_ack (./include/linux/skbuff.h:2718) [ 295.763945][ T8111] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.763947][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763948][ T8111] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.763950][ T8111] genl_rcv (net/netlink/genetlink.c:1218) [ 295.763952][ T8111] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 295.763954][ T8111] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 295.763957][ T8111] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 295.763959][ T8111] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 295.763961][ T8111] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.763963][ T8111] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.763964][ T8111] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 295.763967][ T8111] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 295.763971][ T8111] __sys_sendto (net/socket.c:2281) [ 295.763973][ T8111] ? __ia32_sys_getpeername (net/socket.c:2235) [ 295.763977][ T8111] ? fput_close_sync (fs/file_table.c:617) [ 295.763980][ T8111] ? alloc_file_clone (fs/file_table.c:479) [ 295.763982][ T8111] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 295.763984][ T8111] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 295.763985][ T8111] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 295.763987][ T8111] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 295.763988][ T8111] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 295.763991][ T8111] ? irq_exit_rcu (kernel/softirq.c:786) [ 295.763994][ T8111] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 295.763996][ T8111] RIP: 0033:0x7efdbe916312 [ 295.763998][ T8111] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 295.764000][ T8111] RSP: 002b:00007ffdc1fd6aa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 295.764004][ T8111] RAX: ffffffffffffffda RBX: 00007ffdc1fd6bd8 RCX: 00007efdbe916312 [ 295.764005][ T8111] RDX: 0000000000000044 RSI: 00007efdba4e7eb0 RDI: 0000000000000020 [ 295.764006][ T8111] RBP: 00007ffdc1fd6ad0 R08: 00007ffdc1fd6c50 R09: 000000000000000c [ 295.764007][ T8111] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efdbc77a0b0 [ 295.764008][ T8111] R13: 00007ffdc1fd6bd8 R14: 00007efdbe23501a R15: 00007ffdc1fd6fc8 | [ 297.309693][ T8168] softirqs last disabled at (0): 0x0 | [ 297.309695][ T8168] Preemption disabled at: | [ 297.309696][ T8168] vprintk_emit (kernel/printk/printk.c:2471) | [ 297.309706][ T8168] Tainted: [W]=WARN [ 297.309707][ T8168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 297.309709][ T8168] Call Trace: [ 297.309711][ T8168] [ 297.309712][ T8168] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 297.309718][ T8168] ? vprintk_emit (kernel/printk/printk.c:2471) [ 297.309719][ T8168] __might_resched.cold (kernel/sched/core.c:9234) [ 297.309723][ T8168] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 297.309726][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309729][ T8168] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 297.309732][ T8168] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 297.309735][ T8168] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.309740][ T8168] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 297.309742][ T8168] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.309744][ T8168] put_chars (drivers/char/virtio_console.c:1176) [ 297.309746][ T8168] ? __send_to_port (drivers/char/virtio_console.c:654) [ 297.309747][ T8168] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 297.309750][ T8168] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 297.309752][ T8168] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 297.309757][ T8168] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 297.309759][ T8168] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 297.309760][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309761][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309763][ T8168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.309765][ T8168] console_emit_next_record (kernel/printk/printk.c:3183) [ 297.309768][ T8168] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 297.309770][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309771][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309772][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309773][ T8168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.309775][ T8168] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 297.309777][ T8168] console_flush_one_record (kernel/printk/printk.c:3268) [ 297.309779][ T8168] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 297.309782][ T8168] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 297.309784][ T8168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.309785][ T8168] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 297.309787][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309788][ T8168] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.309789][ T8168] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 297.309791][ T8168] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 297.309792][ T8168] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 297.309794][ T8168] ? vprintk_emit (kernel/printk/printk.c:2478) [ 297.309796][ T8168] vprintk_emit (kernel/printk/printk.c:2479) [ 297.309798][ T8168] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 297.309800][ T8168] _printk (kernel/printk/printk.c:2504) [ 297.309803][ T8168] ? snapshot_read.cold (user.c:?) [ 297.309804][ T8168] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 297.309807][ T8168] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 297.309811][ T8168] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 297.309812][ T8168] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 297.309814][ T8168] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 297.309817][ T8168] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 297.309819][ T8168] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 297.309822][ T8168] ? netdev_notice (net/core/dev.c:13194) [ 297.309823][ T8168] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 297.309831][ T8168] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 297.309833][ T8168] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 297.309835][ T8168] netif_set_promiscuity (net/core/dev.c:9699) [ 297.309837][ T8168] dev_set_promiscuity (net/core/dev_api.c:288) [ 297.309839][ T8168] ? dev_disable_lro (net/core/dev_api.c:267) [ 297.309840][ T8168] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 297.309845][ T8168] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 297.309849][ T8168] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.309851][ T8168] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 297.309855][ T8168] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 297.309859][ T8168] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 297.309863][ T8168] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 297.309866][ T8168] ? __nla_validate_parse (lib/nlattr.c:635) [ 297.309871][ T8168] ? __nla_parse (lib/nlattr.c:732) [ 297.309873][ T8168] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 297.309877][ T8168] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 297.309879][ T8168] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 297.309882][ T8168] ? security_capable (security/security.c:660 (discriminator 11)) [ 297.309885][ T8168] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 297.309888][ T8168] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 297.309890][ T8168] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 297.309893][ T8168] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 297.309896][ T8168] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 297.309899][ T8168] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 297.309901][ T8168] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 297.309903][ T8168] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 297.309905][ T8168] ? netlink_ack (./include/linux/skbuff.h:2718) [ 297.309908][ T8168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.309909][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309911][ T8168] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.309912][ T8168] genl_rcv (net/netlink/genetlink.c:1218) [ 297.309914][ T8168] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 297.309917][ T8168] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 297.309919][ T8168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.309920][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309921][ T8168] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.309923][ T8168] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 297.309925][ T8168] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 297.309927][ T8168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.309929][ T8168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.309930][ T8168] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 297.309933][ T8168] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 297.309936][ T8168] __sys_sendto (net/socket.c:2281) [ 297.309938][ T8168] ? __ia32_sys_getpeername (net/socket.c:2235) [ 297.309940][ T8168] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.309942][ T8168] ? do_futex (kernel/futex/syscalls.c:138) [ 297.309945][ T8168] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 297.309947][ T8168] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 297.309950][ T8168] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 297.309952][ T8168] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 297.309954][ T8168] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 297.309957][ T8168] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 297.309958][ T8168] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 297.309960][ T8168] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 297.309963][ T8168] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 297.309965][ T8168] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 297.309967][ T8168] RIP: 0033:0x7f6802bec312 [ 297.309969][ T8168] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 297.309971][ T8168] RSP: 002b:00007ffcd7089858 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 297.309975][ T8168] RAX: ffffffffffffffda RBX: 00007ffcd7089988 RCX: 00007f6802bec312 [ 297.309976][ T8168] RDX: 0000000000000034 RSI: 00007f67f8661930 RDI: 0000000000000023 [ 297.309977][ T8168] RBP: 00007ffcd7089880 R08: 00007ffcd7089a00 R09: 000000000000000c [ 297.309978][ T8168] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6800a5a190 [ 297.309979][ T8168] R13: 00007ffcd7089988 R14: 00007f680250b01a R15: 00007ffcd7089d78 | [ 304.509186][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 304.509188][ T12] Preemption disabled at: | [ 304.509189][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 304.509198][ T12] Tainted: [W]=WARN [ 304.509199][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 304.509201][ T12] Workqueue: netns cleanup_net [ 304.509207][ T12] Call Trace: [ 304.509209][ T12] [ 304.509210][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 304.509216][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 304.509218][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 304.509222][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 304.509225][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 304.509227][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509229][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 304.509232][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.509235][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.509240][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 304.509242][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.509244][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 304.509246][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 304.509247][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 304.509249][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 304.509251][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 304.509256][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 304.509258][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 304.509260][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 304.509262][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.509264][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509265][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.509268][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 304.509271][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 304.509273][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509274][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509275][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509276][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.509278][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 304.509280][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 304.509282][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 304.509285][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 304.509287][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.509289][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 304.509290][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509291][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.509293][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 304.509295][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 304.509296][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 304.509298][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 304.509300][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 304.509302][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 304.509303][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 304.509305][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 304.509311][ T12] _printk (kernel/printk/printk.c:2504) [ 304.509314][ T12] ? snapshot_read.cold (user.c:?) [ 304.509317][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 304.509320][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 304.509322][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 304.509325][ T12] ? netdev_notice (net/core/dev.c:13194) [ 304.509326][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 304.509329][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 304.509332][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 304.509333][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 304.509335][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 304.509338][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 304.509340][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 304.509343][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 304.509351][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 304.509355][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509357][ T12] notifier_call_chain (kernel/notifier.c:85) [ 304.509361][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 304.509363][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 304.509365][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 304.509367][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 304.509369][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 304.509371][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.509372][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 304.509374][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 304.509376][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 304.509379][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 304.509381][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 304.509383][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 304.509386][ T12] cleanup_net (net/core/net_namespace.c:706) [ 304.509388][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 304.509390][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.509391][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.509393][ T12] process_one_work (kernel/workqueue.c:3387) [ 304.509397][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 304.509399][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 304.509402][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.509404][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 304.509407][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 304.509409][ T12] kthread (kernel/kthread.c:436) [ 304.509411][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 304.509414][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 304.509416][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 304.509419][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 304.509421][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 304.509424][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 304.509426][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 306.540327][ T8395] softirqs last disabled at (0): 0x0 | [ 306.540330][ T8395] Preemption disabled at: | [ 306.540331][ T8395] vprintk_emit (kernel/printk/printk.c:2471) | [ 306.540349][ T8395] Tainted: [W]=WARN [ 306.540350][ T8395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 306.540352][ T8395] Call Trace: [ 306.540354][ T8395] [ 306.540356][ T8395] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 306.540363][ T8395] ? vprintk_emit (kernel/printk/printk.c:2471) [ 306.540365][ T8395] __might_resched.cold (kernel/sched/core.c:9234) [ 306.540371][ T8395] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 306.540375][ T8395] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 306.540379][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540383][ T8395] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 306.540386][ T8395] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 306.540390][ T8395] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 306.540397][ T8395] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 306.540400][ T8395] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 306.540404][ T8395] put_chars (drivers/char/virtio_console.c:1176) [ 306.540406][ T8395] ? __send_to_port (drivers/char/virtio_console.c:654) [ 306.540409][ T8395] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 306.540414][ T8395] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 306.540420][ T8395] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 306.540423][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540425][ T8395] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 306.540429][ T8395] console_emit_next_record (kernel/printk/printk.c:3183) [ 306.540433][ T8395] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 306.540436][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540438][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540439][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540441][ T8395] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 306.540445][ T8395] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 306.540447][ T8395] console_flush_one_record (kernel/printk/printk.c:3268) [ 306.540451][ T8395] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 306.540455][ T8395] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 306.540458][ T8395] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 306.540460][ T8395] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 306.540463][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540465][ T8395] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 306.540467][ T8395] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 306.540470][ T8395] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 306.540472][ T8395] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 306.540475][ T8395] ? vprintk_emit (kernel/printk/printk.c:2478) [ 306.540478][ T8395] vprintk_emit (kernel/printk/printk.c:2479) [ 306.540481][ T8395] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 306.540483][ T8395] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 306.540487][ T8395] _printk (kernel/printk/printk.c:2504) [ 306.540491][ T8395] ? snapshot_read.cold (user.c:?) [ 306.540495][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540497][ T8395] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 306.540501][ T8395] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 306.540504][ T8395] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 306.540507][ T8395] ? netdev_notice (net/core/dev.c:13194) [ 306.540510][ T8395] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 306.540521][ T8395] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 306.540526][ T8395] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 306.540528][ T8395] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 306.540532][ T8395] netif_set_promiscuity (net/core/dev.c:9699) [ 306.540537][ T8395] dev_set_promiscuity (net/core/dev_api.c:288) [ 306.540541][ T8395] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 306.540547][ T8395] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 306.540557][ T8395] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 306.540563][ T8395] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 306.540569][ T8395] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 306.540574][ T8395] ? security_capable (security/security.c:660 (discriminator 11)) [ 306.540579][ T8395] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 306.540582][ T8395] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 306.540585][ T8395] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 306.540591][ T8395] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 306.540595][ T8395] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 306.540600][ T8395] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 306.540603][ T8395] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 306.540606][ T8395] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 306.540609][ T8395] ? netlink_ack (./include/linux/skbuff.h:2718) [ 306.540614][ T8395] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 306.540616][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540618][ T8395] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 306.540621][ T8395] genl_rcv (net/netlink/genetlink.c:1218) [ 306.540624][ T8395] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 306.540628][ T8395] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 306.540631][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540634][ T8395] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 306.540637][ T8395] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 306.540640][ T8395] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 306.540643][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540646][ T8395] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 306.540649][ T8395] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 306.540653][ T8395] __sys_sendto (net/socket.c:2281) [ 306.540656][ T8395] ? __ia32_sys_getpeername (net/socket.c:2235) [ 306.540663][ T8395] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 306.540665][ T8395] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 306.540668][ T8395] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 306.540671][ T8395] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 306.540674][ T8395] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 306.540677][ T8395] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 306.540679][ T8395] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 306.540683][ T8395] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 306.540685][ T8395] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 306.540688][ T8395] RIP: 0033:0x7ff135d90312 [ 306.540690][ T8395] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 306.540693][ T8395] RSP: 002b:00007ffdb1e63e38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 306.540699][ T8395] RAX: ffffffffffffffda RBX: 00007ffdb1e63f68 RCX: 00007ff135d90312 [ 306.540701][ T8395] RDX: 0000000000000024 RSI: 00007ff1319197d0 RDI: 0000000000000020 [ 306.540702][ T8395] RBP: 00007ffdb1e63e60 R08: 00007ffdb1e63fe0 R09: 000000000000000c [ 306.540704][ T8395] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff133bfde10 [ 306.540705][ T8395] R13: 00007ffdb1e63f68 R14: 00007ff1356af01a R15: 00007ffdb1e64358 | [ 308.867255][ T8502] softirqs last disabled at (0): 0x0 | [ 308.867257][ T8502] Preemption disabled at: | [ 308.867258][ T8502] vprintk_emit (kernel/printk/printk.c:2471) | [ 308.867269][ T8502] Tainted: [W]=WARN [ 308.867270][ T8502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 308.867271][ T8502] Call Trace: [ 308.867273][ T8502] [ 308.867274][ T8502] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 308.867280][ T8502] ? vprintk_emit (kernel/printk/printk.c:2471) [ 308.867281][ T8502] __might_resched.cold (kernel/sched/core.c:9234) [ 308.867285][ T8502] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 308.867288][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867291][ T8502] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 308.867294][ T8502] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.867297][ T8502] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.867302][ T8502] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 308.867303][ T8502] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.867306][ T8502] put_chars (drivers/char/virtio_console.c:1176) [ 308.867308][ T8502] ? __send_to_port (drivers/char/virtio_console.c:654) [ 308.867309][ T8502] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 308.867313][ T8502] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 308.867317][ T8502] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 308.867319][ T8502] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.867321][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867322][ T8502] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.867325][ T8502] console_emit_next_record (kernel/printk/printk.c:3183) [ 308.867328][ T8502] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 308.867330][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867331][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867332][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867333][ T8502] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.867335][ T8502] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 308.867337][ T8502] console_flush_one_record (kernel/printk/printk.c:3268) [ 308.867339][ T8502] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 308.867342][ T8502] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 308.867347][ T8502] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.867349][ T8502] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 308.867351][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867352][ T8502] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.867353][ T8502] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 308.867355][ T8502] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 308.867356][ T8502] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 308.867358][ T8502] ? vprintk_emit (kernel/printk/printk.c:2478) [ 308.867360][ T8502] vprintk_emit (kernel/printk/printk.c:2479) [ 308.867362][ T8502] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 308.867363][ T8502] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 308.867365][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867366][ T8502] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 308.867370][ T8502] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.867372][ T8502] _printk (kernel/printk/printk.c:2504) [ 308.867375][ T8502] ? snapshot_read.cold (user.c:?) [ 308.867376][ T8502] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 308.867380][ T8502] ? idr_get_free (??:?) [ 308.867382][ T8502] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 308.867386][ T8502] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 308.867393][ T8502] ? nla_get_range_signed (lib/nlattr.c:270) [ 308.867397][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867399][ T8502] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 308.867402][ T8502] __nla_validate_parse (lib/nlattr.c:635) [ 308.867405][ T8502] __nla_parse (lib/nlattr.c:732) [ 308.867407][ T8502] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 308.867409][ T8502] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.867411][ T8502] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 308.867413][ T8502] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 308.867417][ T8502] ? security_capable (security/security.c:660 (discriminator 11)) [ 308.867420][ T8502] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 308.867422][ T8502] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 308.867425][ T8502] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 308.867432][ T8502] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 308.867435][ T8502] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 308.867437][ T8502] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 308.867440][ T8502] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 308.867442][ T8502] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 308.867444][ T8502] ? netlink_ack (./include/linux/skbuff.h:2718) [ 308.867446][ T8502] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.867448][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867449][ T8502] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.867451][ T8502] genl_rcv (net/netlink/genetlink.c:1218) [ 308.867453][ T8502] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 308.867455][ T8502] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 308.867458][ T8502] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 308.867460][ T8502] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 308.867462][ T8502] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.867464][ T8502] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.867465][ T8502] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 308.867468][ T8502] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 308.867471][ T8502] __sys_sendto (net/socket.c:2281) [ 308.867473][ T8502] ? __ia32_sys_getpeername (net/socket.c:2235) [ 308.867477][ T8502] ? fput_close_sync (fs/file_table.c:617) [ 308.867480][ T8502] ? alloc_file_clone (fs/file_table.c:479) [ 308.867483][ T8502] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 308.867484][ T8502] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 308.867486][ T8502] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 308.867487][ T8502] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 308.867489][ T8502] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 308.867492][ T8502] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 308.867494][ T8502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 308.867496][ T8502] RIP: 0033:0x7fcc39ee1312 [ 308.867498][ T8502] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 308.867500][ T8502] RSP: 002b:00007fff2d3f8a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 308.867503][ T8502] RAX: ffffffffffffffda RBX: 00007fff2d3f8b48 RCX: 00007fcc39ee1312 [ 308.867505][ T8502] RDX: 0000000000000044 RSI: 00007fcc37c46f60 RDI: 0000000000000020 [ 308.867506][ T8502] RBP: 00007fff2d3f8a40 R08: 00007fff2d3f8bc0 R09: 000000000000000c [ 308.867507][ T8502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcc37d3e120 [ 308.867508][ T8502] R13: 00007fff2d3f8b48 R14: 00007fcc3980001a R15: 00007fff2d3f8f38 | [ 310.414026][ T8559] softirqs last disabled at (0): 0x0 | [ 310.414028][ T8559] Preemption disabled at: | [ 310.414029][ T8559] vprintk_emit (kernel/printk/printk.c:2471) | [ 310.414039][ T8559] Tainted: [W]=WARN [ 310.414040][ T8559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 310.414042][ T8559] Call Trace: [ 310.414043][ T8559] [ 310.414045][ T8559] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 310.414050][ T8559] ? vprintk_emit (kernel/printk/printk.c:2471) [ 310.414052][ T8559] __might_resched.cold (kernel/sched/core.c:9234) [ 310.414056][ T8559] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 310.414059][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414062][ T8559] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 310.414065][ T8559] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 310.414068][ T8559] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 310.414073][ T8559] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 310.414075][ T8559] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 310.414078][ T8559] put_chars (drivers/char/virtio_console.c:1176) [ 310.414079][ T8559] ? __send_to_port (drivers/char/virtio_console.c:654) [ 310.414081][ T8559] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 310.414083][ T8559] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 310.414086][ T8559] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 310.414091][ T8559] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 310.414093][ T8559] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 310.414095][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414096][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414097][ T8559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.414107][ T8559] console_emit_next_record (kernel/printk/printk.c:3183) [ 310.414109][ T8559] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 310.414112][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414113][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414114][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414115][ T8559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.414117][ T8559] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 310.414119][ T8559] console_flush_one_record (kernel/printk/printk.c:3268) [ 310.414121][ T8559] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 310.414124][ T8559] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 310.414126][ T8559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.414128][ T8559] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 310.414130][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414131][ T8559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.414133][ T8559] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 310.414134][ T8559] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 310.414136][ T8559] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 310.414138][ T8559] ? vprintk_emit (kernel/printk/printk.c:2478) [ 310.414139][ T8559] vprintk_emit (kernel/printk/printk.c:2479) [ 310.414141][ T8559] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 310.414143][ T8559] _printk (kernel/printk/printk.c:2504) [ 310.414147][ T8559] ? snapshot_read.cold (user.c:?) [ 310.414148][ T8559] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 310.414151][ T8559] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 310.414155][ T8559] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 310.414157][ T8559] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 310.414158][ T8559] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 310.414162][ T8559] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 310.414164][ T8559] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 310.414166][ T8559] ? netdev_notice (net/core/dev.c:13194) [ 310.414168][ T8559] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 310.414176][ T8559] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 310.414177][ T8559] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 310.414179][ T8559] netif_set_promiscuity (net/core/dev.c:9699) [ 310.414182][ T8559] dev_set_promiscuity (net/core/dev_api.c:288) [ 310.414184][ T8559] ? dev_disable_lro (net/core/dev_api.c:267) [ 310.414185][ T8559] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 310.414190][ T8559] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 310.414194][ T8559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.414196][ T8559] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 310.414201][ T8559] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 310.414205][ T8559] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 310.414209][ T8559] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 310.414212][ T8559] ? __nla_validate_parse (lib/nlattr.c:635) [ 310.414217][ T8559] ? __nla_parse (lib/nlattr.c:732) [ 310.414219][ T8559] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 310.414223][ T8559] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 310.414225][ T8559] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 310.414229][ T8559] ? security_capable (security/security.c:660 (discriminator 11)) [ 310.414232][ T8559] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 310.414234][ T8559] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 310.414237][ T8559] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 310.414240][ T8559] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 310.414244][ T8559] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 310.414246][ T8559] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 310.414248][ T8559] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 310.414250][ T8559] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 310.414252][ T8559] ? netlink_ack (./include/linux/skbuff.h:2718) [ 310.414255][ T8559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.414257][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414258][ T8559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.414260][ T8559] genl_rcv (net/netlink/genetlink.c:1218) [ 310.414262][ T8559] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 310.414264][ T8559] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 310.414266][ T8559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.414268][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414269][ T8559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.414271][ T8559] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 310.414273][ T8559] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 310.414275][ T8559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.414277][ T8559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.414278][ T8559] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 310.414281][ T8559] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 310.414285][ T8559] __sys_sendto (net/socket.c:2281) [ 310.414287][ T8559] ? __ia32_sys_getpeername (net/socket.c:2235) [ 310.414288][ T8559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.414291][ T8559] ? do_futex (kernel/futex/syscalls.c:138) [ 310.414293][ T8559] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 310.414296][ T8559] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 310.414298][ T8559] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 310.414300][ T8559] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 310.414303][ T8559] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 310.414304][ T8559] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 310.414306][ T8559] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 310.414309][ T8559] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 310.414311][ T8559] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 310.414313][ T8559] RIP: 0033:0x7fb6b7b64312 [ 310.414315][ T8559] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 310.414317][ T8559] RSP: 002b:00007ffe9f644b88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 310.414321][ T8559] RAX: ffffffffffffffda RBX: 00007ffe9f644cb8 RCX: 00007fb6b7b64312 [ 310.414323][ T8559] RDX: 0000000000000034 RSI: 00007fb6b4635db0 RDI: 0000000000000023 [ 310.414324][ T8559] RBP: 00007ffe9f644bb0 R08: 00007ffe9f644d30 R09: 000000000000000c [ 310.414324][ T8559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6b59d2190 [ 310.414325][ T8559] R13: 00007ffe9f644cb8 R14: 00007fb6b748301a R15: 00007ffe9f6450a8 | [ 317.497851][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 317.497854][ T12] Preemption disabled at: | [ 317.497854][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 317.497864][ T12] Tainted: [W]=WARN [ 317.497865][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 317.497867][ T12] Workqueue: netns cleanup_net [ 317.497873][ T12] Call Trace: [ 317.497874][ T12] [ 317.497876][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 317.497881][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 317.497883][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 317.497886][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 317.497889][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 317.497891][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.497893][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 317.497896][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 317.497899][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 317.497903][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 317.497905][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 317.497908][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 317.497909][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 317.497911][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 317.497912][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 317.497915][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 317.497919][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 317.497921][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 317.497923][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 317.497926][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 317.497927][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.497929][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.497931][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 317.497934][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 317.497936][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.497937][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.497938][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.497939][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.497941][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 317.497943][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 317.497945][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 317.497948][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 317.497950][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.497951][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 317.497953][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.497954][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 317.497956][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 317.497957][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 317.497959][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 317.497961][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 317.497962][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 317.497964][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 317.497965][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 317.497967][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 317.497974][ T12] _printk (kernel/printk/printk.c:2504) [ 317.497977][ T12] ? snapshot_read.cold (user.c:?) [ 317.497979][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 317.497982][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 317.497984][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 317.497986][ T12] ? netdev_notice (net/core/dev.c:13194) [ 317.497988][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 317.497991][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 317.497994][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 317.497995][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 317.497997][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 317.498000][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 317.498002][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 317.498005][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 317.498011][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 317.498015][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.498017][ T12] notifier_call_chain (kernel/notifier.c:85) [ 317.498020][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 317.498023][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 317.498024][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 317.498027][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 317.498028][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 317.498030][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.498032][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 317.498034][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 317.498036][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 317.498039][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 317.498041][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 317.498043][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 317.498045][ T12] cleanup_net (net/core/net_namespace.c:706) [ 317.498047][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 317.498049][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 317.498051][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 317.498053][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 317.498055][ T12] process_one_work (kernel/workqueue.c:3387) [ 317.498059][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 317.498061][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 317.498063][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 317.498065][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 317.498068][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 317.498070][ T12] kthread (kernel/kthread.c:436) [ 317.498072][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 317.498075][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 317.498077][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 317.498080][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 317.498082][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 317.498085][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 317.498087][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 319.377988][ T8785] softirqs last disabled at (0): 0x0 | [ 319.377989][ T8785] Preemption disabled at: | [ 319.377990][ T8785] vprintk_emit (kernel/printk/printk.c:2471) | [ 319.378001][ T8785] Tainted: [W]=WARN [ 319.378002][ T8785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 319.378003][ T8785] Call Trace: [ 319.378005][ T8785] [ 319.378006][ T8785] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 319.378012][ T8785] ? vprintk_emit (kernel/printk/printk.c:2471) [ 319.378013][ T8785] __might_resched.cold (kernel/sched/core.c:9234) [ 319.378018][ T8785] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 319.378021][ T8785] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 319.378024][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378027][ T8785] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 319.378030][ T8785] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 319.378033][ T8785] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 319.378038][ T8785] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 319.378040][ T8785] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 319.378043][ T8785] put_chars (drivers/char/virtio_console.c:1176) [ 319.378044][ T8785] ? __send_to_port (drivers/char/virtio_console.c:654) [ 319.378046][ T8785] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 319.378049][ T8785] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 319.378053][ T8785] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 319.378055][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378057][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.378059][ T8785] console_emit_next_record (kernel/printk/printk.c:3183) [ 319.378062][ T8785] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 319.378064][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378065][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378066][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378067][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.378069][ T8785] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 319.378071][ T8785] console_flush_one_record (kernel/printk/printk.c:3268) [ 319.378073][ T8785] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 319.378076][ T8785] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 319.378078][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.378080][ T8785] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 319.378082][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378083][ T8785] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 319.378084][ T8785] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 319.378086][ T8785] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 319.378087][ T8785] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 319.378089][ T8785] ? vprintk_emit (kernel/printk/printk.c:2478) [ 319.378090][ T8785] vprintk_emit (kernel/printk/printk.c:2479) [ 319.378092][ T8785] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 319.378094][ T8785] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 319.378096][ T8785] _printk (kernel/printk/printk.c:2504) [ 319.378100][ T8785] ? snapshot_read.cold (user.c:?) [ 319.378102][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378103][ T8785] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 319.378106][ T8785] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 319.378108][ T8785] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 319.378111][ T8785] ? netdev_notice (net/core/dev.c:13194) [ 319.378112][ T8785] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 319.378120][ T8785] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 319.378123][ T8785] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 319.378125][ T8785] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 319.378127][ T8785] netif_set_promiscuity (net/core/dev.c:9699) [ 319.378137][ T8785] dev_set_promiscuity (net/core/dev_api.c:288) [ 319.378140][ T8785] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 319.378144][ T8785] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 319.378150][ T8785] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 319.378154][ T8785] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 319.378158][ T8785] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 319.378162][ T8785] ? security_capable (security/security.c:660 (discriminator 11)) [ 319.378165][ T8785] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 319.378168][ T8785] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 319.378170][ T8785] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 319.378173][ T8785] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 319.378177][ T8785] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 319.378180][ T8785] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 319.378182][ T8785] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 319.378184][ T8785] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 319.378186][ T8785] ? netlink_ack (./include/linux/skbuff.h:2718) [ 319.378189][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.378191][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378192][ T8785] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 319.378194][ T8785] genl_rcv (net/netlink/genetlink.c:1218) [ 319.378196][ T8785] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 319.378198][ T8785] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 319.378200][ T8785] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 319.378203][ T8785] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 319.378206][ T8785] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 319.378208][ T8785] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.378210][ T8785] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.378211][ T8785] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 319.378214][ T8785] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 319.378217][ T8785] __sys_sendto (net/socket.c:2281) [ 319.378220][ T8785] ? __ia32_sys_getpeername (net/socket.c:2235) [ 319.378221][ T8785] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 319.378224][ T8785] ? do_futex (kernel/futex/syscalls.c:133) [ 319.378225][ T8785] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 319.378228][ T8785] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 319.378230][ T8785] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 319.378232][ T8785] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 319.378235][ T8785] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 319.378236][ T8785] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 319.378238][ T8785] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 319.378241][ T8785] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 319.378243][ T8785] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 319.378244][ T8785] RIP: 0033:0x7f3339857312 [ 319.378246][ T8785] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 319.378248][ T8785] RSP: 002b:00007ffd6b984bb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 319.378252][ T8785] RAX: ffffffffffffffda RBX: 00007ffd6b984ce8 RCX: 00007f3339857312 [ 319.378253][ T8785] RDX: 0000000000000024 RSI: 00007f333759aca0 RDI: 0000000000000020 [ 319.378254][ T8785] RBP: 00007ffd6b984be0 R08: 00007ffd6b984d60 R09: 000000000000000c [ 319.378255][ T8785] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33376b9e10 [ 319.378256][ T8785] R13: 00007ffd6b984ce8 R14: 00007f333917601a R15: 00007ffd6b9850d8 | [ 321.596308][ T8880] softirqs last disabled at (0): 0x0 | [ 321.596310][ T8880] Preemption disabled at: | [ 321.596310][ T8880] vprintk_emit (kernel/printk/printk.c:2471) | [ 321.596321][ T8880] Tainted: [W]=WARN [ 321.596322][ T8880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 321.596324][ T8880] Call Trace: [ 321.596325][ T8880] [ 321.596327][ T8880] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 321.596332][ T8880] ? vprintk_emit (kernel/printk/printk.c:2471) [ 321.596334][ T8880] __might_resched.cold (kernel/sched/core.c:9234) [ 321.596338][ T8880] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 321.596342][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596347][ T8880] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 321.596350][ T8880] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 321.596353][ T8880] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 321.596359][ T8880] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 321.596360][ T8880] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 321.596363][ T8880] put_chars (drivers/char/virtio_console.c:1176) [ 321.596365][ T8880] ? __send_to_port (drivers/char/virtio_console.c:654) [ 321.596366][ T8880] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 321.596369][ T8880] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 321.596374][ T8880] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 321.596376][ T8880] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 321.596378][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596379][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.596382][ T8880] console_emit_next_record (kernel/printk/printk.c:3183) [ 321.596385][ T8880] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 321.596387][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596388][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596389][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596390][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.596392][ T8880] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 321.596394][ T8880] console_flush_one_record (kernel/printk/printk.c:3268) [ 321.596396][ T8880] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 321.596399][ T8880] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 321.596400][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.596402][ T8880] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 321.596404][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596405][ T8880] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 321.596407][ T8880] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 321.596408][ T8880] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 321.596410][ T8880] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 321.596412][ T8880] ? vprintk_emit (kernel/printk/printk.c:2478) [ 321.596413][ T8880] vprintk_emit (kernel/printk/printk.c:2479) [ 321.596415][ T8880] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 321.596416][ T8880] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 321.596418][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596419][ T8880] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 321.596423][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.596425][ T8880] _printk (kernel/printk/printk.c:2504) [ 321.596428][ T8880] ? snapshot_read.cold (user.c:?) [ 321.596429][ T8880] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 321.596433][ T8880] ? idr_get_free (??:?) [ 321.596435][ T8880] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 321.596438][ T8880] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 321.596446][ T8880] ? nla_get_range_signed (lib/nlattr.c:270) [ 321.596450][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596451][ T8880] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 321.596454][ T8880] __nla_validate_parse (lib/nlattr.c:635) [ 321.596458][ T8880] __nla_parse (lib/nlattr.c:732) [ 321.596460][ T8880] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 321.596462][ T8880] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 321.596464][ T8880] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 321.596466][ T8880] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 321.596470][ T8880] ? security_capable (security/security.c:660 (discriminator 11)) [ 321.596473][ T8880] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 321.596475][ T8880] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 321.596478][ T8880] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 321.596485][ T8880] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 321.596488][ T8880] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 321.596491][ T8880] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 321.596493][ T8880] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 321.596495][ T8880] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 321.596497][ T8880] ? netlink_ack (./include/linux/skbuff.h:2718) [ 321.596500][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.596501][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596503][ T8880] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 321.596505][ T8880] genl_rcv (net/netlink/genetlink.c:1218) [ 321.596507][ T8880] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 321.596509][ T8880] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 321.596511][ T8880] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 321.596514][ T8880] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 321.596516][ T8880] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 321.596518][ T8880] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 321.596519][ T8880] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 321.596522][ T8880] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 321.596526][ T8880] __sys_sendto (net/socket.c:2281) [ 321.596528][ T8880] ? __ia32_sys_getpeername (net/socket.c:2235) [ 321.596532][ T8880] ? fput_close_sync (fs/file_table.c:617) [ 321.596535][ T8880] ? alloc_file_clone (fs/file_table.c:479) [ 321.596537][ T8880] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 321.596539][ T8880] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 321.596540][ T8880] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 321.596542][ T8880] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 321.596543][ T8880] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 321.596546][ T8880] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 321.596548][ T8880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 321.596550][ T8880] RIP: 0033:0x7f6fb3721312 [ 321.596553][ T8880] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 321.596555][ T8880] RSP: 002b:00007ffd863d7d08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 321.596559][ T8880] RAX: ffffffffffffffda RBX: 00007ffd863d7e38 RCX: 00007f6fb3721312 [ 321.596560][ T8880] RDX: 0000000000000044 RSI: 00007f6fb0297320 RDI: 0000000000000020 [ 321.596561][ T8880] RBP: 00007ffd863d7d30 R08: 00007ffd863d7eb0 R09: 000000000000000c [ 321.596562][ T8880] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6fb157e0b0 [ 321.596563][ T8880] R13: 00007ffd863d7e38 R14: 00007f6fb304001a R15: 00007ffd863d8228 | [ 323.296536][ T8937] softirqs last disabled at (0): 0x0 | [ 323.296537][ T8937] Preemption disabled at: | [ 323.296538][ T8937] vprintk_emit (kernel/printk/printk.c:2471) | [ 323.296549][ T8937] Tainted: [W]=WARN [ 323.296549][ T8937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 323.296551][ T8937] Call Trace: [ 323.296553][ T8937] [ 323.296554][ T8937] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 323.296560][ T8937] ? vprintk_emit (kernel/printk/printk.c:2471) [ 323.296561][ T8937] __might_resched.cold (kernel/sched/core.c:9234) [ 323.296565][ T8937] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 323.296569][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296571][ T8937] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 323.296574][ T8937] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 323.296578][ T8937] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 323.296583][ T8937] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 323.296584][ T8937] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 323.296587][ T8937] put_chars (drivers/char/virtio_console.c:1176) [ 323.296589][ T8937] ? __send_to_port (drivers/char/virtio_console.c:654) [ 323.296590][ T8937] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 323.296593][ T8937] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 323.296595][ T8937] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 323.296599][ T8937] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 323.296602][ T8937] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 323.296603][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296604][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296605][ T8937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.296608][ T8937] console_emit_next_record (kernel/printk/printk.c:3183) [ 323.296610][ T8937] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 323.296613][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296614][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296615][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296616][ T8937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.296618][ T8937] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 323.296619][ T8937] console_flush_one_record (kernel/printk/printk.c:3268) [ 323.296622][ T8937] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 323.296625][ T8937] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 323.296626][ T8937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.296628][ T8937] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 323.296630][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296631][ T8937] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.296632][ T8937] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 323.296634][ T8937] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 323.296635][ T8937] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 323.296638][ T8937] ? vprintk_emit (kernel/printk/printk.c:2478) [ 323.296639][ T8937] vprintk_emit (kernel/printk/printk.c:2479) [ 323.296642][ T8937] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 323.296644][ T8937] _printk (kernel/printk/printk.c:2504) [ 323.296648][ T8937] ? snapshot_read.cold (user.c:?) [ 323.296650][ T8937] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 323.296652][ T8937] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 323.296656][ T8937] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 323.296658][ T8937] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 323.296659][ T8937] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 323.296663][ T8937] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 323.296665][ T8937] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 323.296667][ T8937] ? netdev_notice (net/core/dev.c:13194) [ 323.296669][ T8937] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 323.296677][ T8937] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 323.296678][ T8937] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 323.296680][ T8937] netif_set_promiscuity (net/core/dev.c:9699) [ 323.296683][ T8937] dev_set_promiscuity (net/core/dev_api.c:288) [ 323.296685][ T8937] ? dev_disable_lro (net/core/dev_api.c:267) [ 323.296686][ T8937] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 323.296691][ T8937] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 323.296695][ T8937] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.296697][ T8937] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 323.296701][ T8937] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 323.296704][ T8937] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 323.296709][ T8937] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 323.296712][ T8937] ? __nla_validate_parse (lib/nlattr.c:635) [ 323.296717][ T8937] ? __nla_parse (lib/nlattr.c:732) [ 323.296718][ T8937] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 323.296723][ T8937] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 323.296725][ T8937] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 323.296728][ T8937] ? security_capable (security/security.c:660 (discriminator 11)) [ 323.296732][ T8937] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 323.296734][ T8937] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 323.296736][ T8937] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 323.296740][ T8937] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 323.296743][ T8937] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 323.296745][ T8937] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 323.296747][ T8937] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 323.296749][ T8937] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 323.296751][ T8937] ? netlink_ack (./include/linux/skbuff.h:2718) [ 323.296754][ T8937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.296755][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296757][ T8937] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.296759][ T8937] genl_rcv (net/netlink/genetlink.c:1218) [ 323.296760][ T8937] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 323.296763][ T8937] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 323.296764][ T8937] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 323.296767][ T8937] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 323.296770][ T8937] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 323.296772][ T8937] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 323.296774][ T8937] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 323.296776][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296777][ T8937] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 323.296780][ T8937] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 323.296783][ T8937] __sys_sendto (net/socket.c:2281) [ 323.296785][ T8937] ? __ia32_sys_getpeername (net/socket.c:2235) [ 323.296789][ T8937] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 323.296790][ T8937] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 323.296792][ T8937] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 323.296794][ T8937] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 323.296796][ T8937] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 323.296797][ T8937] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 323.296799][ T8937] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 323.296802][ T8937] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 323.296804][ T8937] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 323.296806][ T8937] RIP: 0033:0x7f6b94a5d312 [ 323.296808][ T8937] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 323.296810][ T8937] RSP: 002b:00007fff710f1388 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 323.296814][ T8937] RAX: ffffffffffffffda RBX: 00007fff710f14b8 RCX: 00007f6b94a5d312 [ 323.296815][ T8937] RDX: 0000000000000034 RSI: 00007f6b9050c6f0 RDI: 0000000000000023 [ 323.296816][ T8937] RBP: 00007fff710f13b0 R08: 00007fff710f1530 R09: 000000000000000c [ 323.296817][ T8937] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6b928b6190 [ 323.296818][ T8937] R13: 00007fff710f14b8 R14: 00007f6b9437c01a R15: 00007fff710f18a8 | [ 330.674033][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 330.674036][ T12] Preemption disabled at: | [ 330.674037][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 330.674046][ T12] Tainted: [W]=WARN [ 330.674047][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 330.674049][ T12] Workqueue: netns cleanup_net [ 330.674054][ T12] Call Trace: [ 330.674056][ T12] [ 330.674057][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 330.674063][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 330.674064][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 330.674068][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 330.674071][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 330.674073][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674075][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 330.674078][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 330.674081][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 330.674086][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 330.674088][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 330.674091][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 330.674092][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 330.674093][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 330.674095][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 330.674098][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 330.674102][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 330.674104][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 330.674106][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 330.674108][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 330.674110][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674111][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.674114][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 330.674116][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 330.674118][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674119][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674120][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674121][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.674123][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 330.674125][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 330.674127][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 330.674130][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 330.674132][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.674134][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 330.674135][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674136][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 330.674138][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 330.674139][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 330.674141][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 330.674143][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 330.674144][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 330.674146][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 330.674147][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 330.674149][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 330.674155][ T12] _printk (kernel/printk/printk.c:2504) [ 330.674159][ T12] ? snapshot_read.cold (user.c:?) [ 330.674161][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 330.674164][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 330.674166][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 330.674168][ T12] ? netdev_notice (net/core/dev.c:13194) [ 330.674170][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 330.674179][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 330.674182][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 330.674183][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 330.674185][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 330.674188][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 330.674190][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 330.674193][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 330.674199][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 330.674203][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674205][ T12] notifier_call_chain (kernel/notifier.c:85) [ 330.674208][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 330.674211][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 330.674212][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 330.674215][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 330.674216][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 330.674218][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.674220][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 330.674221][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 330.674223][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 330.674226][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 330.674228][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 330.674230][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 330.674232][ T12] cleanup_net (net/core/net_namespace.c:706) [ 330.674234][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 330.674236][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 330.674238][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 330.674239][ T12] process_one_work (kernel/workqueue.c:3387) [ 330.674244][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 330.674246][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 330.674248][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 330.674250][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 330.674253][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 330.674255][ T12] kthread (kernel/kthread.c:436) [ 330.674257][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 330.674260][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 330.674262][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 330.674266][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 330.674268][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 330.674270][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 330.674272][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 332.570777][ T9163] softirqs last disabled at (0): 0x0 | [ 332.570779][ T9163] Preemption disabled at: | [ 332.570780][ T9163] vprintk_emit (kernel/printk/printk.c:2471) | [ 332.570791][ T9163] Tainted: [W]=WARN [ 332.570792][ T9163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 332.570794][ T9163] Call Trace: [ 332.570795][ T9163] [ 332.570797][ T9163] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 332.570803][ T9163] ? vprintk_emit (kernel/printk/printk.c:2471) [ 332.570804][ T9163] __might_resched.cold (kernel/sched/core.c:9234) [ 332.570808][ T9163] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 332.570812][ T9163] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 332.570815][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570818][ T9163] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 332.570820][ T9163] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 332.570824][ T9163] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 332.570829][ T9163] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 332.570831][ T9163] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 332.570833][ T9163] put_chars (drivers/char/virtio_console.c:1176) [ 332.570835][ T9163] ? __send_to_port (drivers/char/virtio_console.c:654) [ 332.570837][ T9163] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 332.570840][ T9163] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 332.570844][ T9163] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 332.570846][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570848][ T9163] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.570850][ T9163] console_emit_next_record (kernel/printk/printk.c:3183) [ 332.570853][ T9163] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 332.570855][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570856][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570857][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570858][ T9163] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.570860][ T9163] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 332.570862][ T9163] console_flush_one_record (kernel/printk/printk.c:3268) [ 332.570864][ T9163] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 332.570867][ T9163] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 332.570869][ T9163] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.570871][ T9163] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 332.570873][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570874][ T9163] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 332.570875][ T9163] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 332.570877][ T9163] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 332.570879][ T9163] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 332.570881][ T9163] ? vprintk_emit (kernel/printk/printk.c:2478) [ 332.570882][ T9163] vprintk_emit (kernel/printk/printk.c:2479) [ 332.570884][ T9163] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 332.570886][ T9163] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 332.570888][ T9163] _printk (kernel/printk/printk.c:2504) [ 332.570891][ T9163] ? snapshot_read.cold (user.c:?) [ 332.570893][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570894][ T9163] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 332.570897][ T9163] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 332.570899][ T9163] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 332.570902][ T9163] ? netdev_notice (net/core/dev.c:13194) [ 332.570903][ T9163] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 332.570911][ T9163] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 332.570914][ T9163] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 332.570916][ T9163] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 332.570918][ T9163] netif_set_promiscuity (net/core/dev.c:9699) [ 332.570922][ T9163] dev_set_promiscuity (net/core/dev_api.c:288) [ 332.570924][ T9163] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 332.570929][ T9163] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 332.570935][ T9163] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 332.570939][ T9163] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 332.570943][ T9163] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 332.570947][ T9163] ? security_capable (security/security.c:660 (discriminator 11)) [ 332.570950][ T9163] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 332.570952][ T9163] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 332.570954][ T9163] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 332.570958][ T9163] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 332.570961][ T9163] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 332.570964][ T9163] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 332.570967][ T9163] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 332.570969][ T9163] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 332.570971][ T9163] ? netlink_ack (./include/linux/skbuff.h:2718) [ 332.570974][ T9163] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.570975][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570977][ T9163] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 332.570978][ T9163] genl_rcv (net/netlink/genetlink.c:1218) [ 332.570980][ T9163] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 332.570983][ T9163] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 332.570985][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570986][ T9163] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 332.570989][ T9163] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 332.570991][ T9163] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 332.570992][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.570994][ T9163] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 332.570997][ T9163] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 332.571000][ T9163] __sys_sendto (net/socket.c:2281) [ 332.571002][ T9163] ? __ia32_sys_getpeername (net/socket.c:2235) [ 332.571006][ T9163] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 332.571007][ T9163] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 332.571009][ T9163] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 332.571011][ T9163] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 332.571014][ T9163] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 332.571016][ T9163] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 332.571017][ T9163] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 332.571020][ T9163] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 332.571022][ T9163] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 332.571024][ T9163] RIP: 0033:0x7fd60258e312 [ 332.571026][ T9163] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 332.571028][ T9163] RSP: 002b:00007ffc03524258 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 332.571032][ T9163] RAX: ffffffffffffffda RBX: 00007ffc03524388 RCX: 00007fd60258e312 [ 332.571033][ T9163] RDX: 0000000000000024 RSI: 00007fd5fe10d7d0 RDI: 0000000000000020 [ 332.571034][ T9163] RBP: 00007ffc03524280 R08: 00007ffc03524400 R09: 000000000000000c [ 332.571035][ T9163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd6003f1e10 [ 332.571036][ T9163] R13: 00007ffc03524388 R14: 00007fd601ead01a R15: 00007ffc03524778 | [ 334.845919][ T9270] softirqs last disabled at (0): 0x0 | [ 334.845921][ T9270] Preemption disabled at: | [ 334.845922][ T9270] vprintk_emit (kernel/printk/printk.c:2471) | [ 334.845933][ T9270] Tainted: [W]=WARN [ 334.845934][ T9270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 334.845935][ T9270] Call Trace: [ 334.845937][ T9270] [ 334.845938][ T9270] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 334.845944][ T9270] ? vprintk_emit (kernel/printk/printk.c:2471) [ 334.845945][ T9270] __might_resched.cold (kernel/sched/core.c:9234) [ 334.845949][ T9270] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 334.845953][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.845956][ T9270] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 334.845959][ T9270] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 334.845963][ T9270] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 334.845968][ T9270] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 334.845970][ T9270] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 334.845972][ T9270] put_chars (drivers/char/virtio_console.c:1176) [ 334.845974][ T9270] ? __send_to_port (drivers/char/virtio_console.c:654) [ 334.845975][ T9270] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 334.845979][ T9270] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 334.845983][ T9270] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 334.845986][ T9270] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 334.845987][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.845989][ T9270] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.845991][ T9270] console_emit_next_record (kernel/printk/printk.c:3183) [ 334.845994][ T9270] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 334.845996][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.845997][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.845998][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.845999][ T9270] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.846001][ T9270] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 334.846003][ T9270] console_flush_one_record (kernel/printk/printk.c:3268) [ 334.846005][ T9270] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 334.846008][ T9270] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 334.846010][ T9270] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.846012][ T9270] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 334.846013][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.846015][ T9270] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 334.846016][ T9270] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 334.846018][ T9270] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 334.846019][ T9270] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 334.846021][ T9270] ? vprintk_emit (kernel/printk/printk.c:2478) [ 334.846023][ T9270] vprintk_emit (kernel/printk/printk.c:2479) [ 334.846024][ T9270] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 334.846026][ T9270] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 334.846028][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.846029][ T9270] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 334.846032][ T9270] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.846034][ T9270] _printk (kernel/printk/printk.c:2504) [ 334.846038][ T9270] ? snapshot_read.cold (user.c:?) [ 334.846039][ T9270] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 334.846043][ T9270] ? idr_get_free (??:?) [ 334.846045][ T9270] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 334.846048][ T9270] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 334.846056][ T9270] ? nla_get_range_signed (lib/nlattr.c:270) [ 334.846060][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.846062][ T9270] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 334.846064][ T9270] __nla_validate_parse (lib/nlattr.c:635) [ 334.846067][ T9270] __nla_parse (lib/nlattr.c:732) [ 334.846070][ T9270] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 334.846072][ T9270] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 334.846074][ T9270] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 334.846076][ T9270] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 334.846080][ T9270] ? security_capable (security/security.c:660 (discriminator 11)) [ 334.846083][ T9270] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 334.846085][ T9270] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 334.846088][ T9270] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 334.846095][ T9270] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 334.846097][ T9270] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 334.846100][ T9270] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 334.846102][ T9270] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 334.846104][ T9270] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 334.846106][ T9270] ? netlink_ack (./include/linux/skbuff.h:2718) [ 334.846109][ T9270] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.846110][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.846111][ T9270] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 334.846113][ T9270] genl_rcv (net/netlink/genetlink.c:1218) [ 334.846115][ T9270] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 334.846117][ T9270] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 334.846120][ T9270] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 334.846122][ T9270] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 334.846124][ T9270] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 334.846126][ T9270] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 334.846127][ T9270] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 334.846130][ T9270] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 334.846133][ T9270] __sys_sendto (net/socket.c:2281) [ 334.846136][ T9270] ? __ia32_sys_getpeername (net/socket.c:2235) [ 334.846140][ T9270] ? fput_close_sync (fs/file_table.c:617) [ 334.846143][ T9270] ? alloc_file_clone (fs/file_table.c:479) [ 334.846145][ T9270] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 334.846147][ T9270] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 334.846148][ T9270] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 334.846150][ T9270] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 334.846151][ T9270] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 334.846154][ T9270] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 334.846156][ T9270] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 334.846158][ T9270] RIP: 0033:0x7f14bb469312 [ 334.846160][ T9270] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 334.846162][ T9270] RSP: 002b:00007ffdcac6b9b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 334.846166][ T9270] RAX: ffffffffffffffda RBX: 00007ffdcac6bae8 RCX: 00007f14bb469312 [ 334.846167][ T9270] RDX: 0000000000000044 RSI: 00007f14b91a3460 RDI: 0000000000000020 [ 334.846168][ T9270] RBP: 00007ffdcac6b9e0 R08: 00007ffdcac6bb60 R09: 000000000000000c [ 334.846169][ T9270] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14b92c60b0 [ 334.846170][ T9270] R13: 00007ffdcac6bae8 R14: 00007f14bad8801a R15: 00007ffdcac6bed8 | [ 336.436041][ T9327] softirqs last disabled at (0): 0x0 | [ 336.436042][ T9327] Preemption disabled at: | [ 336.436043][ T9327] vprintk_emit (kernel/printk/printk.c:2471) | [ 336.436053][ T9327] Tainted: [W]=WARN [ 336.436054][ T9327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 336.436056][ T9327] Call Trace: [ 336.436058][ T9327] [ 336.436059][ T9327] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 336.436065][ T9327] ? vprintk_emit (kernel/printk/printk.c:2471) [ 336.436066][ T9327] __might_resched.cold (kernel/sched/core.c:9234) [ 336.436070][ T9327] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 336.436073][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436076][ T9327] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 336.436079][ T9327] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 336.436082][ T9327] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 336.436088][ T9327] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 336.436089][ T9327] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 336.436092][ T9327] put_chars (drivers/char/virtio_console.c:1176) [ 336.436094][ T9327] ? __send_to_port (drivers/char/virtio_console.c:654) [ 336.436095][ T9327] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 336.436098][ T9327] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 336.436100][ T9327] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 336.436105][ T9327] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 336.436107][ T9327] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 336.436109][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436110][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436111][ T9327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.436113][ T9327] console_emit_next_record (kernel/printk/printk.c:3183) [ 336.436116][ T9327] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 336.436118][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436119][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436120][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436121][ T9327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.436123][ T9327] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 336.436125][ T9327] console_flush_one_record (kernel/printk/printk.c:3268) [ 336.436127][ T9327] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 336.436130][ T9327] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 336.436132][ T9327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.436134][ T9327] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 336.436135][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436136][ T9327] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 336.436138][ T9327] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 336.436139][ T9327] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 336.436141][ T9327] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 336.436143][ T9327] ? vprintk_emit (kernel/printk/printk.c:2478) [ 336.436144][ T9327] vprintk_emit (kernel/printk/printk.c:2479) [ 336.436146][ T9327] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 336.436148][ T9327] _printk (kernel/printk/printk.c:2504) [ 336.436151][ T9327] ? snapshot_read.cold (user.c:?) [ 336.436153][ T9327] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 336.436156][ T9327] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 336.436159][ T9327] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 336.436161][ T9327] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 336.436162][ T9327] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 336.436166][ T9327] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 336.436168][ T9327] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 336.436170][ T9327] ? netdev_notice (net/core/dev.c:13194) [ 336.436172][ T9327] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 336.436180][ T9327] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 336.436181][ T9327] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 336.436183][ T9327] netif_set_promiscuity (net/core/dev.c:9699) [ 336.436186][ T9327] dev_set_promiscuity (net/core/dev_api.c:288) [ 336.436187][ T9327] ? dev_disable_lro (net/core/dev_api.c:267) [ 336.436189][ T9327] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 336.436201][ T9327] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 336.436204][ T9327] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 336.436206][ T9327] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 336.436211][ T9327] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 336.436214][ T9327] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 336.436218][ T9327] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 336.436222][ T9327] ? __nla_validate_parse (lib/nlattr.c:635) [ 336.436226][ T9327] ? __nla_parse (lib/nlattr.c:732) [ 336.436228][ T9327] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 336.436232][ T9327] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 336.436235][ T9327] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 336.436238][ T9327] ? security_capable (security/security.c:660 (discriminator 11)) [ 336.436241][ T9327] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 336.436243][ T9327] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 336.436246][ T9327] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 336.436249][ T9327] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 336.436252][ T9327] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 336.436254][ T9327] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 336.436257][ T9327] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 336.436259][ T9327] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 336.436261][ T9327] ? netlink_ack (./include/linux/skbuff.h:2718) [ 336.436263][ T9327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.436265][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436266][ T9327] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 336.436268][ T9327] genl_rcv (net/netlink/genetlink.c:1218) [ 336.436270][ T9327] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 336.436272][ T9327] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 336.436274][ T9327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.436275][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436277][ T9327] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 336.436278][ T9327] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 336.436281][ T9327] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 336.436282][ T9327] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 336.436284][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436286][ T9327] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 336.436288][ T9327] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 336.436291][ T9327] __sys_sendto (net/socket.c:2281) [ 336.436294][ T9327] ? __ia32_sys_getpeername (net/socket.c:2235) [ 336.436296][ T9327] ? do_futex (kernel/futex/syscalls.c:138) [ 336.436299][ T9327] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 336.436301][ T9327] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 336.436302][ T9327] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 336.436304][ T9327] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 336.436306][ T9327] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 336.436309][ T9327] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 336.436310][ T9327] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 336.436311][ T9327] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 336.436315][ T9327] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 336.436317][ T9327] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 336.436319][ T9327] RIP: 0033:0x7f289744c312 [ 336.436321][ T9327] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 336.436323][ T9327] RSP: 002b:00007ffcfed4f8c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 336.436327][ T9327] RAX: ffffffffffffffda RBX: 00007ffcfed4f9f8 RCX: 00007f289744c312 [ 336.436329][ T9327] RDX: 0000000000000034 RSI: 00007f288ce651f0 RDI: 0000000000000023 [ 336.436330][ T9327] RBP: 00007ffcfed4f8f0 R08: 00007ffcfed4fa70 R09: 000000000000000c [ 336.436331][ T9327] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f28952ba190 [ 336.436332][ T9327] R13: 00007ffcfed4f9f8 R14: 00007f2896d6b01a R15: 00007ffcfed4fde8 | [ 343.449813][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 343.449816][ T12] Preemption disabled at: | [ 343.449817][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 343.449826][ T12] Tainted: [W]=WARN [ 343.449827][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 343.449829][ T12] Workqueue: netns cleanup_net [ 343.449835][ T12] Call Trace: [ 343.449837][ T12] [ 343.449838][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 343.449844][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 343.449846][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 343.449849][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 343.449853][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 343.449854][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.449857][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 343.449860][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 343.449863][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 343.449867][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 343.449869][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 343.449872][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 343.449873][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 343.449875][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 343.449877][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 343.449880][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 343.449884][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 343.449886][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 343.449888][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 343.449891][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 343.449892][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.449893][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.449896][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 343.449899][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 343.449901][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.449902][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.449903][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.449904][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.449906][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 343.449908][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 343.449911][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 343.449913][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 343.449915][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.449917][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 343.449919][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.449920][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 343.449921][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 343.449923][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 343.449924][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 343.449926][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 343.449928][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 343.449930][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 343.449931][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 343.449933][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 343.449940][ T12] _printk (kernel/printk/printk.c:2504) [ 343.449943][ T12] ? snapshot_read.cold (user.c:?) [ 343.449946][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 343.449949][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 343.449951][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 343.449954][ T12] ? netdev_notice (net/core/dev.c:13194) [ 343.449955][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 343.449958][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 343.449961][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 343.449963][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 343.449965][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 343.449968][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 343.449969][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 343.449973][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 343.449979][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 343.449983][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.449985][ T12] notifier_call_chain (kernel/notifier.c:85) [ 343.449988][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 343.449991][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 343.449993][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 343.449995][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 343.449997][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 343.449999][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.450001][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 343.450002][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 343.450004][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 343.450007][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 343.450010][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 343.450011][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 343.450014][ T12] cleanup_net (net/core/net_namespace.c:706) [ 343.450016][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 343.450018][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 343.450020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 343.450021][ T12] process_one_work (kernel/workqueue.c:3387) [ 343.450026][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 343.450028][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 343.450031][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 343.450034][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 343.450036][ T12] kthread (kernel/kthread.c:436) [ 343.450038][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 343.450041][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 343.450043][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 343.450046][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 343.450048][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 343.450051][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 343.450053][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 345.289869][ T9553] softirqs last disabled at (0): 0x0 | [ 345.289871][ T9553] Preemption disabled at: | [ 345.289872][ T9553] vprintk_emit (kernel/printk/printk.c:2471) | [ 345.289883][ T9553] Tainted: [W]=WARN [ 345.289884][ T9553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 345.289886][ T9553] Call Trace: [ 345.289888][ T9553] [ 345.289889][ T9553] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 345.289895][ T9553] ? vprintk_emit (kernel/printk/printk.c:2471) [ 345.289896][ T9553] __might_resched.cold (kernel/sched/core.c:9234) [ 345.289900][ T9553] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 345.289903][ T9553] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 345.289907][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.289909][ T9553] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 345.289912][ T9553] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 345.289915][ T9553] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 345.289921][ T9553] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 345.289923][ T9553] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 345.289925][ T9553] put_chars (drivers/char/virtio_console.c:1176) [ 345.289927][ T9553] ? __send_to_port (drivers/char/virtio_console.c:654) [ 345.289929][ T9553] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 345.289932][ T9553] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 345.289937][ T9553] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 345.289939][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.289940][ T9553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.289943][ T9553] console_emit_next_record (kernel/printk/printk.c:3183) [ 345.289945][ T9553] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 345.289948][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.289949][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.289950][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.289951][ T9553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.289953][ T9553] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 345.289955][ T9553] console_flush_one_record (kernel/printk/printk.c:3268) [ 345.289957][ T9553] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 345.289960][ T9553] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 345.289962][ T9553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.289964][ T9553] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 345.289966][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.289967][ T9553] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 345.289969][ T9553] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 345.289970][ T9553] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 345.289972][ T9553] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 345.289974][ T9553] ? vprintk_emit (kernel/printk/printk.c:2478) [ 345.289975][ T9553] vprintk_emit (kernel/printk/printk.c:2479) [ 345.289977][ T9553] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 345.289978][ T9553] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 345.289981][ T9553] _printk (kernel/printk/printk.c:2504) [ 345.289984][ T9553] ? snapshot_read.cold (user.c:?) [ 345.289986][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.289988][ T9553] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 345.289991][ T9553] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 345.289993][ T9553] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 345.289995][ T9553] ? netdev_notice (net/core/dev.c:13194) [ 345.289997][ T9553] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 345.290004][ T9553] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 345.290008][ T9553] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 345.290010][ T9553] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 345.290012][ T9553] netif_set_promiscuity (net/core/dev.c:9699) [ 345.290016][ T9553] dev_set_promiscuity (net/core/dev_api.c:288) [ 345.290019][ T9553] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 345.290023][ T9553] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 345.290029][ T9553] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 345.290033][ T9553] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 345.290037][ T9553] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 345.290041][ T9553] ? security_capable (security/security.c:660 (discriminator 11)) [ 345.290044][ T9553] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 345.290047][ T9553] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 345.290049][ T9553] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 345.290052][ T9553] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 345.290056][ T9553] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 345.290059][ T9553] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 345.290061][ T9553] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 345.290063][ T9553] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 345.290065][ T9553] ? netlink_ack (./include/linux/skbuff.h:2718) [ 345.290068][ T9553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.290070][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.290071][ T9553] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 345.290073][ T9553] genl_rcv (net/netlink/genetlink.c:1218) [ 345.290075][ T9553] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 345.290078][ T9553] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 345.290080][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.290082][ T9553] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 345.290084][ T9553] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 345.290086][ T9553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 345.290088][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.290089][ T9553] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 345.290092][ T9553] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 345.290095][ T9553] __sys_sendto (net/socket.c:2281) [ 345.290098][ T9553] ? __ia32_sys_getpeername (net/socket.c:2235) [ 345.290102][ T9553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 345.290103][ T9553] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 345.290105][ T9553] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 345.290107][ T9553] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 345.290110][ T9553] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 345.290112][ T9553] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 345.290113][ T9553] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 345.290116][ T9553] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 345.290118][ T9553] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 345.290120][ T9553] RIP: 0033:0x7fb1b7951312 [ 345.290122][ T9553] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 345.290124][ T9553] RSP: 002b:00007ffc4f640918 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 345.290128][ T9553] RAX: ffffffffffffffda RBX: 00007ffc4f640a48 RCX: 00007fb1b7951312 [ 345.290129][ T9553] RDX: 0000000000000024 RSI: 00007fb1b56bcbd0 RDI: 0000000000000020 [ 345.290130][ T9553] RBP: 00007ffc4f640940 R08: 00007ffc4f640ac0 R09: 000000000000000c [ 345.290131][ T9553] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1b57ade10 [ 345.290132][ T9553] R13: 00007ffc4f640a48 R14: 00007fb1b727001a R15: 00007ffc4f640e38 | [ 347.351974][ T9648] softirqs last disabled at (0): 0x0 | [ 347.351976][ T9648] Preemption disabled at: | [ 347.351976][ T9648] vprintk_emit (kernel/printk/printk.c:2471) | [ 347.351988][ T9648] Tainted: [W]=WARN [ 347.351989][ T9648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 347.351991][ T9648] Call Trace: [ 347.351992][ T9648] [ 347.351993][ T9648] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 347.352000][ T9648] ? vprintk_emit (kernel/printk/printk.c:2471) [ 347.352001][ T9648] __might_resched.cold (kernel/sched/core.c:9234) [ 347.352005][ T9648] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 347.352009][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352012][ T9648] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 347.352015][ T9648] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 347.352018][ T9648] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 347.352024][ T9648] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 347.352025][ T9648] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 347.352028][ T9648] put_chars (drivers/char/virtio_console.c:1176) [ 347.352030][ T9648] ? __send_to_port (drivers/char/virtio_console.c:654) [ 347.352032][ T9648] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 347.352035][ T9648] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 347.352039][ T9648] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 347.352041][ T9648] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 347.352043][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352045][ T9648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.352047][ T9648] console_emit_next_record (kernel/printk/printk.c:3183) [ 347.352050][ T9648] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 347.352052][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352053][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352054][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352055][ T9648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.352058][ T9648] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 347.352059][ T9648] console_flush_one_record (kernel/printk/printk.c:3268) [ 347.352062][ T9648] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 347.352065][ T9648] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 347.352067][ T9648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.352068][ T9648] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 347.352070][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352071][ T9648] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.352073][ T9648] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 347.352075][ T9648] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 347.352076][ T9648] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 347.352078][ T9648] ? vprintk_emit (kernel/printk/printk.c:2478) [ 347.352080][ T9648] vprintk_emit (kernel/printk/printk.c:2479) [ 347.352081][ T9648] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 347.352083][ T9648] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 347.352085][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352086][ T9648] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 347.352090][ T9648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.352092][ T9648] _printk (kernel/printk/printk.c:2504) [ 347.352095][ T9648] ? snapshot_read.cold (user.c:?) [ 347.352097][ T9648] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 347.352101][ T9648] ? idr_get_free (??:?) [ 347.352103][ T9648] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 347.352106][ T9648] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 347.352113][ T9648] ? nla_get_range_signed (lib/nlattr.c:270) [ 347.352118][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352119][ T9648] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 347.352122][ T9648] __nla_validate_parse (lib/nlattr.c:635) [ 347.352125][ T9648] __nla_parse (lib/nlattr.c:732) [ 347.352127][ T9648] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 347.352130][ T9648] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.352132][ T9648] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 347.352134][ T9648] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 347.352137][ T9648] ? security_capable (security/security.c:660 (discriminator 11)) [ 347.352141][ T9648] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 347.352143][ T9648] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 347.352146][ T9648] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 347.352153][ T9648] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 347.352156][ T9648] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 347.352158][ T9648] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 347.352161][ T9648] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 347.352163][ T9648] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 347.352165][ T9648] ? netlink_ack (./include/linux/skbuff.h:2718) [ 347.352168][ T9648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.352169][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352171][ T9648] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 347.352173][ T9648] genl_rcv (net/netlink/genetlink.c:1218) [ 347.352175][ T9648] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 347.352177][ T9648] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 347.352180][ T9648] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 347.352182][ T9648] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 347.352184][ T9648] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 347.352186][ T9648] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 347.352187][ T9648] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 347.352190][ T9648] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 347.352194][ T9648] __sys_sendto (net/socket.c:2281) [ 347.352196][ T9648] ? __ia32_sys_getpeername (net/socket.c:2235) [ 347.352200][ T9648] ? fput_close_sync (fs/file_table.c:617) [ 347.352203][ T9648] ? alloc_file_clone (fs/file_table.c:479) [ 347.352205][ T9648] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 347.352207][ T9648] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 347.352209][ T9648] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 347.352210][ T9648] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 347.352212][ T9648] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 347.352214][ T9648] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 347.352216][ T9648] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 347.352219][ T9648] RIP: 0033:0x7f91e9dfb312 [ 347.352221][ T9648] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 347.352223][ T9648] RSP: 002b:00007ffdcaabd0a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 347.352226][ T9648] RAX: ffffffffffffffda RBX: 00007ffdcaabd1d8 RCX: 00007f91e9dfb312 [ 347.352228][ T9648] RDX: 0000000000000044 RSI: 00007f91e59ce7e0 RDI: 0000000000000020 [ 347.352229][ T9648] RBP: 00007ffdcaabd0d0 R08: 00007ffdcaabd250 R09: 000000000000000c [ 347.352236][ T9648] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f91e7c620b0 [ 347.352237][ T9648] R13: 00007ffdcaabd1d8 R14: 00007f91e971a01a R15: 00007ffdcaabd5c8 | [ 348.862712][ T9705] softirqs last disabled at (0): 0x0 | [ 348.862714][ T9705] Preemption disabled at: | [ 348.862714][ T9705] vprintk_emit (kernel/printk/printk.c:2471) | [ 348.862725][ T9705] Tainted: [W]=WARN [ 348.862726][ T9705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 348.862728][ T9705] Call Trace: [ 348.862729][ T9705] [ 348.862731][ T9705] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 348.862736][ T9705] ? vprintk_emit (kernel/printk/printk.c:2471) [ 348.862738][ T9705] __might_resched.cold (kernel/sched/core.c:9234) [ 348.862742][ T9705] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 348.862745][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862748][ T9705] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 348.862751][ T9705] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 348.862754][ T9705] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 348.862759][ T9705] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 348.862761][ T9705] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 348.862764][ T9705] put_chars (drivers/char/virtio_console.c:1176) [ 348.862766][ T9705] ? __send_to_port (drivers/char/virtio_console.c:654) [ 348.862767][ T9705] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 348.862770][ T9705] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 348.862772][ T9705] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 348.862777][ T9705] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 348.862779][ T9705] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 348.862781][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862782][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862783][ T9705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.862786][ T9705] console_emit_next_record (kernel/printk/printk.c:3183) [ 348.862789][ T9705] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 348.862791][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862792][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862793][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862795][ T9705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.862797][ T9705] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 348.862799][ T9705] console_flush_one_record (kernel/printk/printk.c:3268) [ 348.862801][ T9705] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 348.862804][ T9705] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 348.862806][ T9705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.862808][ T9705] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 348.862809][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862810][ T9705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.862812][ T9705] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 348.862814][ T9705] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 348.862815][ T9705] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 348.862817][ T9705] ? vprintk_emit (kernel/printk/printk.c:2478) [ 348.862819][ T9705] vprintk_emit (kernel/printk/printk.c:2479) [ 348.862821][ T9705] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 348.862823][ T9705] _printk (kernel/printk/printk.c:2504) [ 348.862826][ T9705] ? snapshot_read.cold (user.c:?) [ 348.862828][ T9705] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 348.862831][ T9705] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 348.862835][ T9705] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 348.862836][ T9705] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 348.862838][ T9705] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 348.862841][ T9705] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 348.862843][ T9705] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 348.862846][ T9705] ? netdev_notice (net/core/dev.c:13194) [ 348.862848][ T9705] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 348.862855][ T9705] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 348.862857][ T9705] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 348.862859][ T9705] netif_set_promiscuity (net/core/dev.c:9699) [ 348.862862][ T9705] dev_set_promiscuity (net/core/dev_api.c:288) [ 348.862864][ T9705] ? dev_disable_lro (net/core/dev_api.c:267) [ 348.862865][ T9705] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 348.862870][ T9705] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 348.862874][ T9705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.862876][ T9705] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 348.862880][ T9705] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 348.862884][ T9705] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 348.862888][ T9705] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 348.862891][ T9705] ? __nla_validate_parse (lib/nlattr.c:635) [ 348.862896][ T9705] ? __nla_parse (lib/nlattr.c:732) [ 348.862898][ T9705] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 348.862902][ T9705] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 348.862905][ T9705] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 348.862908][ T9705] ? security_capable (security/security.c:660 (discriminator 11)) [ 348.862911][ T9705] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 348.862914][ T9705] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 348.862916][ T9705] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 348.862919][ T9705] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 348.862922][ T9705] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 348.862925][ T9705] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 348.862927][ T9705] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 348.862929][ T9705] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 348.862931][ T9705] ? netlink_ack (./include/linux/skbuff.h:2718) [ 348.862934][ T9705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.862936][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862937][ T9705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.862939][ T9705] genl_rcv (net/netlink/genetlink.c:1218) [ 348.862941][ T9705] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 348.862944][ T9705] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 348.862945][ T9705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.862947][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862948][ T9705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 348.862950][ T9705] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 348.862953][ T9705] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 348.862955][ T9705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 348.862957][ T9705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 348.862958][ T9705] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 348.862961][ T9705] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 348.862964][ T9705] __sys_sendto (net/socket.c:2281) [ 348.862967][ T9705] ? __ia32_sys_getpeername (net/socket.c:2235) [ 348.862969][ T9705] ? do_futex (kernel/futex/syscalls.c:138) [ 348.862972][ T9705] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 348.862974][ T9705] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 348.862976][ T9705] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 348.862978][ T9705] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 348.862981][ T9705] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 348.862983][ T9705] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 348.862984][ T9705] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 348.862988][ T9705] ? irq_exit_rcu (kernel/softirq.c:786) [ 348.862991][ T9705] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 348.862993][ T9705] RIP: 0033:0x7efd657d5312 [ 348.862995][ T9705] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 348.862997][ T9705] RSP: 002b:00007ffc09be66a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 348.863001][ T9705] RAX: ffffffffffffffda RBX: 00007ffc09be67d8 RCX: 00007efd657d5312 [ 348.863002][ T9705] RDX: 0000000000000034 RSI: 00007efd60290eb0 RDI: 0000000000000023 [ 348.863003][ T9705] RBP: 00007ffc09be66d0 R08: 00007ffc09be6850 R09: 000000000000000c [ 348.863004][ T9705] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efd6362e190 [ 348.863005][ T9705] R13: 00007ffc09be67d8 R14: 00007efd650f401a R15: 00007ffc09be6bc8 | [ 355.779237][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 355.779239][ T12] Preemption disabled at: | [ 355.779240][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 355.779249][ T12] Tainted: [W]=WARN [ 355.779250][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 355.779252][ T12] Workqueue: netns cleanup_net [ 355.779258][ T12] Call Trace: [ 355.779265][ T12] [ 355.779267][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 355.779273][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 355.779274][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 355.779278][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 355.779281][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 355.779284][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779286][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 355.779289][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 355.779292][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 355.779296][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 355.779298][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 355.779301][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 355.779303][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 355.779304][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 355.779306][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 355.779309][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 355.779313][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 355.779316][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 355.779317][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 355.779320][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 355.779322][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779323][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.779326][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 355.779328][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 355.779331][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779332][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779333][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779334][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.779336][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 355.779338][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 355.779340][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 355.779346][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 355.779348][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.779350][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 355.779352][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779353][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 355.779355][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 355.779356][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 355.779358][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 355.779360][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 355.779361][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 355.779363][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 355.779365][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 355.779367][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 355.779373][ T12] _printk (kernel/printk/printk.c:2504) [ 355.779376][ T12] ? snapshot_read.cold (user.c:?) [ 355.779379][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 355.779382][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 355.779384][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 355.779387][ T12] ? netdev_notice (net/core/dev.c:13194) [ 355.779388][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 355.779391][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 355.779394][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 355.779396][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 355.779398][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 355.779401][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 355.779403][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 355.779406][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 355.779412][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 355.779416][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779418][ T12] notifier_call_chain (kernel/notifier.c:85) [ 355.779421][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 355.779424][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 355.779426][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 355.779428][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 355.779430][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 355.779432][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.779434][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 355.779436][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 355.779438][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 355.779441][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 355.779443][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 355.779445][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 355.779448][ T12] cleanup_net (net/core/net_namespace.c:706) [ 355.779450][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 355.779452][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 355.779454][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 355.779456][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 355.779458][ T12] process_one_work (kernel/workqueue.c:3387) [ 355.779462][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 355.779465][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 355.779467][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 355.779470][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 355.779472][ T12] kthread (kernel/kthread.c:436) [ 355.779474][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 355.779478][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 355.779480][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 355.779483][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 355.779485][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 355.779488][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 355.779490][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 357.591176][ T9931] softirqs last disabled at (0): 0x0 | [ 357.591178][ T9931] Preemption disabled at: | [ 357.591178][ T9931] vprintk_emit (kernel/printk/printk.c:2471) | [ 357.591189][ T9931] Tainted: [W]=WARN [ 357.591190][ T9931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 357.591192][ T9931] Call Trace: [ 357.591194][ T9931] [ 357.591195][ T9931] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 357.591201][ T9931] ? vprintk_emit (kernel/printk/printk.c:2471) [ 357.591203][ T9931] __might_resched.cold (kernel/sched/core.c:9234) [ 357.591207][ T9931] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 357.591210][ T9931] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 357.591214][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591216][ T9931] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 357.591219][ T9931] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 357.591223][ T9931] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 357.591228][ T9931] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 357.591230][ T9931] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 357.591232][ T9931] put_chars (drivers/char/virtio_console.c:1176) [ 357.591234][ T9931] ? __send_to_port (drivers/char/virtio_console.c:654) [ 357.591235][ T9931] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 357.591238][ T9931] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 357.591243][ T9931] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 357.591245][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591246][ T9931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.591249][ T9931] console_emit_next_record (kernel/printk/printk.c:3183) [ 357.591252][ T9931] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 357.591254][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591255][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591256][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591257][ T9931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.591259][ T9931] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 357.591261][ T9931] console_flush_one_record (kernel/printk/printk.c:3268) [ 357.591263][ T9931] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 357.591271][ T9931] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 357.591274][ T9931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.591275][ T9931] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 357.591277][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591278][ T9931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.591280][ T9931] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 357.591281][ T9931] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 357.591283][ T9931] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 357.591285][ T9931] ? vprintk_emit (kernel/printk/printk.c:2478) [ 357.591286][ T9931] vprintk_emit (kernel/printk/printk.c:2479) [ 357.591288][ T9931] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 357.591289][ T9931] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 357.591292][ T9931] _printk (kernel/printk/printk.c:2504) [ 357.591295][ T9931] ? snapshot_read.cold (user.c:?) [ 357.591297][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591298][ T9931] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 357.591301][ T9931] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 357.591303][ T9931] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 357.591306][ T9931] ? netdev_notice (net/core/dev.c:13194) [ 357.591308][ T9931] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 357.591315][ T9931] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 357.591319][ T9931] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 357.591320][ T9931] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 357.591323][ T9931] netif_set_promiscuity (net/core/dev.c:9699) [ 357.591327][ T9931] dev_set_promiscuity (net/core/dev_api.c:288) [ 357.591330][ T9931] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 357.591334][ T9931] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 357.591340][ T9931] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 357.591347][ T9931] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 357.591352][ T9931] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 357.591355][ T9931] ? security_capable (security/security.c:660 (discriminator 11)) [ 357.591358][ T9931] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 357.591361][ T9931] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 357.591363][ T9931] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 357.591366][ T9931] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 357.591370][ T9931] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 357.591373][ T9931] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 357.591376][ T9931] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 357.591378][ T9931] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 357.591380][ T9931] ? netlink_ack (./include/linux/skbuff.h:2718) [ 357.591383][ T9931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.591384][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591386][ T9931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.591388][ T9931] genl_rcv (net/netlink/genetlink.c:1218) [ 357.591389][ T9931] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 357.591392][ T9931] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 357.591394][ T9931] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 357.591397][ T9931] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 357.591399][ T9931] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 357.591401][ T9931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 357.591403][ T9931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 357.591405][ T9931] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 357.591407][ T9931] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 357.591410][ T9931] __sys_sendto (net/socket.c:2281) [ 357.591413][ T9931] ? __ia32_sys_getpeername (net/socket.c:2235) [ 357.591414][ T9931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 357.591417][ T9931] ? do_futex (kernel/futex/syscalls.c:133) [ 357.591418][ T9931] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 357.591421][ T9931] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 357.591425][ T9931] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 357.591427][ T9931] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 357.591430][ T9931] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 357.591431][ T9931] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 357.591432][ T9931] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 357.591435][ T9931] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 357.591438][ T9931] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 357.591439][ T9931] RIP: 0033:0x7f047a7b6312 [ 357.591441][ T9931] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 357.591443][ T9931] RSP: 002b:00007fffb7dfcda8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 357.591447][ T9931] RAX: ffffffffffffffda RBX: 00007fffb7dfced8 RCX: 00007f047a7b6312 [ 357.591448][ T9931] RDX: 0000000000000024 RSI: 00007f04763298c0 RDI: 0000000000000020 [ 357.591449][ T9931] RBP: 00007fffb7dfcdd0 R08: 00007fffb7dfcf50 R09: 000000000000000c [ 357.591450][ T9931] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0478619e10 [ 357.591451][ T9931] R13: 00007fffb7dfced8 R14: 00007f047a0d501a R15: 00007fffb7dfd2c8 | [ 359.943687][T10038] softirqs last disabled at (0): 0x0 | [ 359.943689][T10038] Preemption disabled at: | [ 359.943690][T10038] vprintk_emit (kernel/printk/printk.c:2471) | [ 359.943701][T10038] Tainted: [W]=WARN [ 359.943702][T10038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 359.943704][T10038] Call Trace: [ 359.943705][T10038] [ 359.943706][T10038] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 359.943712][T10038] ? vprintk_emit (kernel/printk/printk.c:2471) [ 359.943714][T10038] __might_resched.cold (kernel/sched/core.c:9234) [ 359.943718][T10038] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 359.943721][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943724][T10038] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 359.943727][T10038] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 359.943730][T10038] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 359.943736][T10038] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 359.943737][T10038] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 359.943740][T10038] put_chars (drivers/char/virtio_console.c:1176) [ 359.943742][T10038] ? __send_to_port (drivers/char/virtio_console.c:654) [ 359.943743][T10038] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 359.943747][T10038] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 359.943752][T10038] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 359.943754][T10038] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 359.943756][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943757][T10038] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.943760][T10038] console_emit_next_record (kernel/printk/printk.c:3183) [ 359.943762][T10038] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 359.943765][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943766][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943767][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943768][T10038] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.943770][T10038] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 359.943772][T10038] console_flush_one_record (kernel/printk/printk.c:3268) [ 359.943775][T10038] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 359.943778][T10038] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 359.943779][T10038] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.943781][T10038] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 359.943783][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943784][T10038] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.943786][T10038] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 359.943787][T10038] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 359.943789][T10038] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 359.943791][T10038] ? vprintk_emit (kernel/printk/printk.c:2478) [ 359.943792][T10038] vprintk_emit (kernel/printk/printk.c:2479) [ 359.943794][T10038] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 359.943795][T10038] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 359.943797][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943798][T10038] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 359.943802][T10038] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.943804][T10038] _printk (kernel/printk/printk.c:2504) [ 359.943807][T10038] ? snapshot_read.cold (user.c:?) [ 359.943809][T10038] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 359.943813][T10038] ? idr_get_free (??:?) [ 359.943815][T10038] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 359.943818][T10038] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 359.943826][T10038] ? nla_get_range_signed (lib/nlattr.c:270) [ 359.943830][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943831][T10038] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 359.943834][T10038] __nla_validate_parse (lib/nlattr.c:635) [ 359.943837][T10038] __nla_parse (lib/nlattr.c:732) [ 359.943839][T10038] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 359.943842][T10038] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.943844][T10038] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 359.943846][T10038] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 359.943850][T10038] ? security_capable (security/security.c:660 (discriminator 11)) [ 359.943853][T10038] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 359.943855][T10038] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 359.943858][T10038] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 359.943865][T10038] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 359.943868][T10038] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 359.943870][T10038] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 359.943873][T10038] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 359.943875][T10038] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 359.943877][T10038] ? netlink_ack (./include/linux/skbuff.h:2718) [ 359.943880][T10038] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.943881][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943883][T10038] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 359.943885][T10038] genl_rcv (net/netlink/genetlink.c:1218) [ 359.943887][T10038] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 359.943889][T10038] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 359.943891][T10038] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 359.943894][T10038] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 359.943896][T10038] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 359.943898][T10038] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 359.943899][T10038] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 359.943902][T10038] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 359.943906][T10038] __sys_sendto (net/socket.c:2281) [ 359.943908][T10038] ? __ia32_sys_getpeername (net/socket.c:2235) [ 359.943912][T10038] ? fput_close_sync (fs/file_table.c:617) [ 359.943915][T10038] ? alloc_file_clone (fs/file_table.c:479) [ 359.943917][T10038] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 359.943919][T10038] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 359.943920][T10038] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 359.943922][T10038] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 359.943923][T10038] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 359.943926][T10038] ? irq_exit_rcu (kernel/softirq.c:786) [ 359.943929][T10038] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 359.943931][T10038] RIP: 0033:0x7f2f500c7312 [ 359.943933][T10038] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 359.943935][T10038] RSP: 002b:00007ffd1fa5f0a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 359.943939][T10038] RAX: ffffffffffffffda RBX: 00007ffd1fa5f1d8 RCX: 00007f2f500c7312 [ 359.943940][T10038] RDX: 0000000000000044 RSI: 00007f2f4c49a790 RDI: 0000000000000020 [ 359.943941][T10038] RBP: 00007ffd1fa5f0d0 R08: 00007ffd1fa5f250 R09: 000000000000000c [ 359.943942][T10038] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f4df2a0b0 [ 359.943943][T10038] R13: 00007ffd1fa5f1d8 R14: 00007f2f4f9e601a R15: 00007ffd1fa5f5c8 | [ 361.527818][T10095] softirqs last disabled at (0): 0x0 | [ 361.527820][T10095] Preemption disabled at: | [ 361.527821][T10095] vprintk_emit (kernel/printk/printk.c:2471) | [ 361.527832][T10095] Tainted: [W]=WARN [ 361.527833][T10095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 361.527835][T10095] Call Trace: [ 361.527837][T10095] [ 361.527838][T10095] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 361.527844][T10095] ? vprintk_emit (kernel/printk/printk.c:2471) [ 361.527845][T10095] __might_resched.cold (kernel/sched/core.c:9234) [ 361.527849][T10095] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 361.527853][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.527856][T10095] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 361.527859][T10095] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 361.527862][T10095] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 361.527867][T10095] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 361.527869][T10095] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 361.527872][T10095] put_chars (drivers/char/virtio_console.c:1176) [ 361.527873][T10095] ? __send_to_port (drivers/char/virtio_console.c:654) [ 361.527875][T10095] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 361.527877][T10095] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 361.527880][T10095] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 361.527885][T10095] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 361.527887][T10095] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 361.527889][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.527890][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.527891][T10095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.527894][T10095] console_emit_next_record (kernel/printk/printk.c:3183) [ 361.527897][T10095] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 361.527899][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.527900][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.527901][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.527902][T10095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.527904][T10095] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 361.527906][T10095] console_flush_one_record (kernel/printk/printk.c:3268) [ 361.527908][T10095] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 361.527911][T10095] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 361.527913][T10095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.527915][T10095] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 361.527917][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.527918][T10095] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 361.527919][T10095] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 361.527921][T10095] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 361.527922][T10095] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 361.527924][T10095] ? vprintk_emit (kernel/printk/printk.c:2478) [ 361.527926][T10095] vprintk_emit (kernel/printk/printk.c:2479) [ 361.527928][T10095] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 361.527930][T10095] _printk (kernel/printk/printk.c:2504) [ 361.527933][T10095] ? snapshot_read.cold (user.c:?) [ 361.527935][T10095] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 361.527937][T10095] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 361.527941][T10095] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 361.527943][T10095] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 361.527945][T10095] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 361.527948][T10095] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 361.527950][T10095] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 361.527952][T10095] ? netdev_notice (net/core/dev.c:13194) [ 361.527954][T10095] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 361.527962][T10095] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 361.527964][T10095] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 361.527966][T10095] netif_set_promiscuity (net/core/dev.c:9699) [ 361.527968][T10095] dev_set_promiscuity (net/core/dev_api.c:288) [ 361.527970][T10095] ? dev_disable_lro (net/core/dev_api.c:267) [ 361.527972][T10095] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 361.527976][T10095] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 361.527980][T10095] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 361.527982][T10095] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 361.527986][T10095] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 361.527990][T10095] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 361.527994][T10095] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 361.527998][T10095] ? __nla_validate_parse (lib/nlattr.c:635) [ 361.528002][T10095] ? __nla_parse (lib/nlattr.c:732) [ 361.528004][T10095] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 361.528008][T10095] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 361.528011][T10095] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 361.528014][T10095] ? security_capable (security/security.c:660 (discriminator 11)) [ 361.528017][T10095] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 361.528020][T10095] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 361.528022][T10095] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 361.528025][T10095] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 361.528029][T10095] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 361.528031][T10095] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 361.528033][T10095] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 361.528035][T10095] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 361.528037][T10095] ? netlink_ack (./include/linux/skbuff.h:2718) [ 361.528040][T10095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.528042][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.528043][T10095] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 361.528045][T10095] genl_rcv (net/netlink/genetlink.c:1218) [ 361.528047][T10095] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 361.528049][T10095] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 361.528051][T10095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.528053][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.528054][T10095] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 361.528056][T10095] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 361.528058][T10095] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 361.528060][T10095] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 361.528062][T10095] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 361.528064][T10095] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 361.528067][T10095] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 361.528070][T10095] __sys_sendto (net/socket.c:2281) [ 361.528072][T10095] ? __ia32_sys_getpeername (net/socket.c:2235) [ 361.528074][T10095] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 361.528076][T10095] ? do_futex (kernel/futex/syscalls.c:138) [ 361.528079][T10095] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 361.528081][T10095] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 361.528083][T10095] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 361.528085][T10095] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 361.528088][T10095] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 361.528090][T10095] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 361.528091][T10095] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 361.528095][T10095] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 361.528097][T10095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 361.528099][T10095] RIP: 0033:0x7f127217a312 [ 361.528101][T10095] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 361.528103][T10095] RSP: 002b:00007ffc251ff8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 361.528107][T10095] RAX: ffffffffffffffda RBX: 00007ffc251ffa08 RCX: 00007f127217a312 [ 361.528108][T10095] RDX: 0000000000000034 RSI: 00007f126dda9f30 RDI: 0000000000000023 [ 361.528109][T10095] RBP: 00007ffc251ff900 R08: 00007ffc251ffa80 R09: 000000000000000c [ 361.528110][T10095] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f126ffde190 [ 361.528111][T10095] R13: 00007ffc251ffa08 R14: 00007f1271a9901a R15: 00007ffc251ffdf8 | [ 368.527112][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 368.527116][ T12] Preemption disabled at: | [ 368.527117][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 368.527129][ T12] Tainted: [W]=WARN [ 368.527130][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 368.527132][ T12] Workqueue: netns cleanup_net [ 368.527139][ T12] Call Trace: [ 368.527141][ T12] [ 368.527144][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 368.527150][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 368.527152][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 368.527157][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 368.527161][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 368.527164][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527168][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 368.527171][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 368.527175][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 368.527181][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 368.527184][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 368.527188][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 368.527190][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 368.527192][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 368.527195][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 368.527199][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 368.527206][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 368.527209][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 368.527211][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 368.527215][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 368.527217][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527219][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.527223][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 368.527227][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 368.527230][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527232][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527234][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527236][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.527239][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 368.527242][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 368.527245][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 368.527250][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 368.527252][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.527255][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 368.527258][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527260][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 368.527262][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 368.527264][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 368.527267][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 368.527270][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 368.527272][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 368.527275][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 368.527277][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 368.527280][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 368.527291][ T12] _printk (kernel/printk/printk.c:2504) [ 368.527295][ T12] ? snapshot_read.cold (user.c:?) [ 368.527298][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 368.527302][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 368.527313][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 368.527316][ T12] ? netdev_notice (net/core/dev.c:13194) [ 368.527319][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 368.527323][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 368.527327][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 368.527329][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 368.527333][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 368.527337][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 368.527339][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 368.527343][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 368.527355][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 368.527363][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527366][ T12] notifier_call_chain (kernel/notifier.c:85) [ 368.527370][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 368.527374][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 368.527377][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 368.527381][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 368.527383][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 368.527386][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.527389][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 368.527391][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 368.527394][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 368.527399][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 368.527402][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 368.527405][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 368.527409][ T12] cleanup_net (net/core/net_namespace.c:706) [ 368.527412][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 368.527414][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 368.527418][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 368.527421][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 368.527423][ T12] process_one_work (kernel/workqueue.c:3387) [ 368.527429][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 368.527433][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 368.527437][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 368.527442][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 368.527445][ T12] kthread (kernel/kthread.c:436) [ 368.527448][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 368.527452][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 368.527455][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 368.527459][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 368.527462][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 368.527466][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 368.527469][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 370.355403][T10321] softirqs last disabled at (0): 0x0 | [ 370.355405][T10321] Preemption disabled at: | [ 370.355406][T10321] vprintk_emit (kernel/printk/printk.c:2471) | [ 370.355416][T10321] Tainted: [W]=WARN [ 370.355418][T10321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 370.355419][T10321] Call Trace: [ 370.355421][T10321] [ 370.355422][T10321] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 370.355427][T10321] ? vprintk_emit (kernel/printk/printk.c:2471) [ 370.355429][T10321] __might_resched.cold (kernel/sched/core.c:9234) [ 370.355433][T10321] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 370.355436][T10321] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 370.355440][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355443][T10321] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 370.355446][T10321] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 370.355448][T10321] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 370.355454][T10321] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 370.355455][T10321] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 370.355458][T10321] put_chars (drivers/char/virtio_console.c:1176) [ 370.355460][T10321] ? __send_to_port (drivers/char/virtio_console.c:654) [ 370.355462][T10321] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 370.355465][T10321] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 370.355469][T10321] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 370.355471][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355473][T10321] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.355475][T10321] console_emit_next_record (kernel/printk/printk.c:3183) [ 370.355478][T10321] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 370.355481][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355482][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355483][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355484][T10321] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.355486][T10321] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 370.355488][T10321] console_flush_one_record (kernel/printk/printk.c:3268) [ 370.355490][T10321] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 370.355493][T10321] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 370.355495][T10321] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.355497][T10321] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 370.355499][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355500][T10321] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 370.355501][T10321] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 370.355503][T10321] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 370.355504][T10321] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 370.355506][T10321] ? vprintk_emit (kernel/printk/printk.c:2478) [ 370.355508][T10321] vprintk_emit (kernel/printk/printk.c:2479) [ 370.355510][T10321] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 370.355511][T10321] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 370.355513][T10321] _printk (kernel/printk/printk.c:2504) [ 370.355517][T10321] ? snapshot_read.cold (user.c:?) [ 370.355519][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355520][T10321] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 370.355523][T10321] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 370.355525][T10321] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 370.355528][T10321] ? netdev_notice (net/core/dev.c:13194) [ 370.355530][T10321] ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch [ 370.355537][T10321] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 370.355540][T10321] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 370.355542][T10321] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 370.355544][T10321] netif_set_promiscuity (net/core/dev.c:9699) [ 370.355549][T10321] dev_set_promiscuity (net/core/dev_api.c:288) [ 370.355551][T10321] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch [ 370.355555][T10321] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch [ 370.355561][T10321] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch [ 370.355565][T10321] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 370.355569][T10321] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 370.355573][T10321] ? security_capable (security/security.c:660 (discriminator 11)) [ 370.355576][T10321] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 370.355579][T10321] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 370.355581][T10321] ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch [ 370.355584][T10321] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 370.355588][T10321] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 370.355591][T10321] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 370.355593][T10321] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 370.355595][T10321] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 370.355598][T10321] ? netlink_ack (./include/linux/skbuff.h:2718) [ 370.355600][T10321] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.355602][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355603][T10321] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 370.355605][T10321] genl_rcv (net/netlink/genetlink.c:1218) [ 370.355607][T10321] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 370.355610][T10321] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 370.355611][T10321] ? __futex_wake_mark (kernel/futex/waitwake.c:123 (discriminator 4) kernel/futex/waitwake.c:110 (discriminator 4)) [ 370.355615][T10321] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 370.355617][T10321] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 370.355619][T10321] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 370.355621][T10321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 370.355622][T10321] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 370.355625][T10321] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 370.355628][T10321] __sys_sendto (net/socket.c:2281) [ 370.355631][T10321] ? __ia32_sys_getpeername (net/socket.c:2235) [ 370.355632][T10321] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 370.355635][T10321] ? do_futex (kernel/futex/syscalls.c:133) [ 370.355636][T10321] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 370.355639][T10321] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 370.355643][T10321] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 370.355645][T10321] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 370.355648][T10321] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 370.355650][T10321] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 370.355651][T10321] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 370.355654][T10321] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 370.355656][T10321] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 370.355658][T10321] RIP: 0033:0x7fead9ffe312 [ 370.355659][T10321] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 370.355662][T10321] RSP: 002b:00007ffc22b8dc88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 370.355665][T10321] RAX: ffffffffffffffda RBX: 00007ffc22b8ddb8 RCX: 00007fead9ffe312 [ 370.355667][T10321] RDX: 0000000000000024 RSI: 00007fead7cef510 RDI: 0000000000000020 [ 370.355668][T10321] RBP: 00007ffc22b8dcb0 R08: 00007ffc22b8de30 R09: 000000000000000c [ 370.355669][T10321] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fead7e61e80 [ 370.355670][T10321] R13: 00007ffc22b8ddb8 R14: 00007fead991d01a R15: 00007ffc22b8e1a8 | [ 372.340476][T10416] softirqs last disabled at (0): 0x0 | [ 372.340478][T10416] Preemption disabled at: | [ 372.340479][T10416] vprintk_emit (kernel/printk/printk.c:2471) | [ 372.340489][T10416] Tainted: [W]=WARN [ 372.340490][T10416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 372.340492][T10416] Call Trace: [ 372.340493][T10416] [ 372.340495][T10416] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 372.340500][T10416] ? vprintk_emit (kernel/printk/printk.c:2471) [ 372.340502][T10416] __might_resched.cold (kernel/sched/core.c:9234) [ 372.340505][T10416] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 372.340508][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340511][T10416] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 372.340514][T10416] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 372.340516][T10416] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 372.340521][T10416] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 372.340523][T10416] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 372.340525][T10416] put_chars (drivers/char/virtio_console.c:1176) [ 372.340527][T10416] ? __send_to_port (drivers/char/virtio_console.c:654) [ 372.340529][T10416] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 372.340532][T10416] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 372.340536][T10416] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 372.340538][T10416] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 372.340540][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340541][T10416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 372.340544][T10416] console_emit_next_record (kernel/printk/printk.c:3183) [ 372.340547][T10416] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 372.340549][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340550][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340551][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340552][T10416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 372.340554][T10416] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 372.340556][T10416] console_flush_one_record (kernel/printk/printk.c:3268) [ 372.340558][T10416] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 372.340561][T10416] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 372.340563][T10416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 372.340564][T10416] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 372.340566][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340567][T10416] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 372.340569][T10416] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 372.340570][T10416] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 372.340572][T10416] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 372.340573][T10416] ? vprintk_emit (kernel/printk/printk.c:2478) [ 372.340575][T10416] vprintk_emit (kernel/printk/printk.c:2479) [ 372.340577][T10416] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 372.340578][T10416] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 372.340580][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340581][T10416] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 372.340584][T10416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 372.340586][T10416] _printk (kernel/printk/printk.c:2504) [ 372.340589][T10416] ? snapshot_read.cold (user.c:?) [ 372.340591][T10416] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 372.340595][T10416] ? idr_get_free (??:?) [ 372.340597][T10416] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 372.340600][T10416] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 372.340607][T10416] ? nla_get_range_signed (lib/nlattr.c:270) [ 372.340611][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340613][T10416] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 372.340616][T10416] __nla_validate_parse (lib/nlattr.c:635) [ 372.340619][T10416] __nla_parse (lib/nlattr.c:732) [ 372.340621][T10416] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 372.340623][T10416] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 372.340625][T10416] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 372.340627][T10416] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 372.340631][T10416] ? security_capable (security/security.c:660 (discriminator 11)) [ 372.340634][T10416] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 372.340636][T10416] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 372.340639][T10416] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 372.340646][T10416] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 372.340649][T10416] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 372.340651][T10416] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 372.340653][T10416] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 372.340655][T10416] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 372.340657][T10416] ? netlink_ack (./include/linux/skbuff.h:2718) [ 372.340660][T10416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 372.340661][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340663][T10416] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 372.340665][T10416] genl_rcv (net/netlink/genetlink.c:1218) [ 372.340666][T10416] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 372.340669][T10416] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 372.340671][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340672][T10416] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 372.340674][T10416] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 372.340676][T10416] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 372.340678][T10416] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 372.340680][T10416] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 372.340681][T10416] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 372.340684][T10416] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 372.340687][T10416] __sys_sendto (net/socket.c:2281) [ 372.340690][T10416] ? __ia32_sys_getpeername (net/socket.c:2235) [ 372.340692][T10416] ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507) [ 372.340697][T10416] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 372.340698][T10416] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 372.340700][T10416] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 372.340701][T10416] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 372.340703][T10416] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 372.340705][T10416] ? irq_exit_rcu (kernel/softirq.c:786) [ 372.340708][T10416] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 372.340710][T10416] RIP: 0033:0x7f9f03aab312 [ 372.340712][T10416] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 372.340713][T10416] RSP: 002b:00007ffc0d65d358 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 372.340717][T10416] RAX: ffffffffffffffda RBX: 00007ffc0d65d488 RCX: 00007f9f03aab312 [ 372.340719][T10416] RDX: 0000000000000044 RSI: 00007f9f017f33c0 RDI: 0000000000000020 [ 372.340720][T10416] RBP: 00007ffc0d65d380 R08: 00007ffc0d65d500 R09: 000000000000000c [ 372.340720][T10416] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f0190e0b0 [ 372.340721][T10416] R13: 00007ffc0d65d488 R14: 00007f9f033ca01a R15: 00007ffc0d65d878 | [ 373.844197][T10473] softirqs last disabled at (0): 0x0 | [ 373.844199][T10473] Preemption disabled at: | [ 373.844200][T10473] vprintk_emit (kernel/printk/printk.c:2471) | [ 373.844210][T10473] Tainted: [W]=WARN [ 373.844212][T10473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 373.844213][T10473] Call Trace: [ 373.844215][T10473] [ 373.844216][T10473] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 373.844222][T10473] ? vprintk_emit (kernel/printk/printk.c:2471) [ 373.844224][T10473] __might_resched.cold (kernel/sched/core.c:9234) [ 373.844228][T10473] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 373.844231][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844234][T10473] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 373.844237][T10473] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 373.844240][T10473] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 373.844245][T10473] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 373.844247][T10473] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 373.844249][T10473] put_chars (drivers/char/virtio_console.c:1176) [ 373.844251][T10473] ? __send_to_port (drivers/char/virtio_console.c:654) [ 373.844252][T10473] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 373.844255][T10473] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 373.844257][T10473] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 373.844262][T10473] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 373.844264][T10473] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 373.844265][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844266][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844268][T10473] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.844270][T10473] console_emit_next_record (kernel/printk/printk.c:3183) [ 373.844273][T10473] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 373.844275][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844276][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844277][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844278][T10473] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.844280][T10473] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 373.844282][T10473] console_flush_one_record (kernel/printk/printk.c:3268) [ 373.844285][T10473] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 373.844287][T10473] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 373.844289][T10473] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.844291][T10473] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 373.844293][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844294][T10473] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 373.844295][T10473] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 373.844297][T10473] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 373.844298][T10473] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 373.844300][T10473] ? vprintk_emit (kernel/printk/printk.c:2478) [ 373.844302][T10473] vprintk_emit (kernel/printk/printk.c:2479) [ 373.844303][T10473] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 373.844305][T10473] _printk (kernel/printk/printk.c:2504) [ 373.844308][T10473] ? snapshot_read.cold (user.c:?) [ 373.844310][T10473] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 373.844313][T10473] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 373.844316][T10473] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 373.844318][T10473] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 373.844320][T10473] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 373.844328][T10473] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 373.844330][T10473] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 373.844332][T10473] ? netdev_notice (net/core/dev.c:13194) [ 373.844334][T10473] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 373.844342][T10473] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 373.844343][T10473] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 373.844348][T10473] netif_set_promiscuity (net/core/dev.c:9699) [ 373.844350][T10473] dev_set_promiscuity (net/core/dev_api.c:288) [ 373.844352][T10473] ? dev_disable_lro (net/core/dev_api.c:267) [ 373.844353][T10473] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 373.844358][T10473] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 373.844361][T10473] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 373.844363][T10473] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 373.844368][T10473] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 373.844371][T10473] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 373.844375][T10473] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 373.844378][T10473] ? __nla_validate_parse (lib/nlattr.c:635) [ 373.844383][T10473] ? __nla_parse (lib/nlattr.c:732) [ 373.844385][T10473] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 373.844389][T10473] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 373.844391][T10473] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 373.844395][T10473] ? security_capable (security/security.c:660 (discriminator 11)) [ 373.844398][T10473] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 373.844400][T10473] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 373.844402][T10473] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 373.844405][T10473] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 373.844408][T10473] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 373.844411][T10473] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 373.844413][T10473] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 373.844415][T10473] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 373.844417][T10473] ? netlink_ack (./include/linux/skbuff.h:2718) [ 373.844420][T10473] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.844421][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844422][T10473] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 373.844424][T10473] genl_rcv (net/netlink/genetlink.c:1218) [ 373.844426][T10473] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 373.844428][T10473] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 373.844430][T10473] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 373.844433][T10473] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 373.844436][T10473] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 373.844438][T10473] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 373.844440][T10473] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 373.844441][T10473] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 373.844443][T10473] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 373.844446][T10473] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 373.844449][T10473] __sys_sendto (net/socket.c:2281) [ 373.844451][T10473] ? __ia32_sys_getpeername (net/socket.c:2235) [ 373.844455][T10473] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 373.844459][T10473] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 373.844461][T10473] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 373.844462][T10473] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 373.844464][T10473] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 373.844465][T10473] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 373.844469][T10473] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 373.844471][T10473] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 373.844473][T10473] RIP: 0033:0x7f1325a57312 [ 373.844475][T10473] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 373.844476][T10473] RSP: 002b:00007fff53291fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 373.844480][T10473] RAX: ffffffffffffffda RBX: 00007fff53292118 RCX: 00007f1325a57312 [ 373.844482][T10473] RDX: 0000000000000038 RSI: 00007f13216a8db0 RDI: 0000000000000023 [ 373.844483][T10473] RBP: 00007fff53292010 R08: 00007fff53292190 R09: 000000000000000c [ 373.844484][T10473] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f13238be190 [ 373.844485][T10473] R13: 00007fff53292118 R14: 00007f132537601a R15: 00007fff53292508 | [ 380.715143][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 380.715146][ T12] Preemption disabled at: | [ 380.715147][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 380.715160][ T12] Tainted: [W]=WARN [ 380.715161][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 380.715164][ T12] Workqueue: netns cleanup_net [ 380.715170][ T12] Call Trace: [ 380.715172][ T12] [ 380.715174][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 380.715181][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 380.715183][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 380.715187][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 380.715191][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 380.715193][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715196][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 380.715199][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 380.715203][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 380.715208][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 380.715210][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 380.715213][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 380.715215][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 380.715218][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 380.715220][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 380.715223][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 380.715229][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 380.715231][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 380.715233][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 380.715237][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 380.715239][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715241][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.715244][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 380.715247][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 380.715250][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715251][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715253][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715254][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.715257][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 380.715259][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 380.715262][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 380.715266][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 380.715268][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.715271][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 380.715273][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715274][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 380.715276][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 380.715279][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 380.715281][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 380.715283][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 380.715285][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 380.715288][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 380.715290][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 380.715293][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 380.715301][ T12] _printk (kernel/printk/printk.c:2504) [ 380.715305][ T12] ? snapshot_read.cold (user.c:?) [ 380.715308][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 380.715311][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 380.715314][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 380.715317][ T12] ? netdev_notice (net/core/dev.c:13194) [ 380.715319][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 380.715323][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 380.715327][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 380.715329][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 380.715332][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 380.715335][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 380.715337][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 380.715341][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 380.715357][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 380.715363][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715365][ T12] notifier_call_chain (kernel/notifier.c:85) [ 380.715369][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 380.715372][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 380.715375][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 380.715378][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 380.715380][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 380.715383][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.715385][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 380.715387][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 380.715390][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 380.715393][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 380.715396][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 380.715399][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 380.715402][ T12] cleanup_net (net/core/net_namespace.c:706) [ 380.715405][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 380.715408][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 380.715410][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 380.715412][ T12] process_one_work (kernel/workqueue.c:3387) [ 380.715417][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 380.715420][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 380.715424][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 380.715428][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 380.715431][ T12] kthread (kernel/kthread.c:436) [ 380.715433][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 380.715438][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 380.715440][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 380.715444][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 380.715447][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 380.715450][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 380.715453][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 382.002792][T10687] softirqs last disabled at (0): 0x0 | [ 382.002793][T10687] Preemption disabled at: | [ 382.002794][T10687] vprintk_emit (kernel/printk/printk.c:2471) | [ 382.002804][T10687] Tainted: [W]=WARN [ 382.002806][T10687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 382.002807][T10687] Call Trace: [ 382.002808][T10687] [ 382.002810][T10687] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 382.002816][T10687] ? vprintk_emit (kernel/printk/printk.c:2471) [ 382.002817][T10687] __might_resched.cold (kernel/sched/core.c:9234) [ 382.002822][T10687] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 382.002825][T10687] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 382.002829][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.002831][T10687] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 382.002834][T10687] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 382.002837][T10687] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 382.002842][T10687] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 382.002844][T10687] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 382.002847][T10687] put_chars (drivers/char/virtio_console.c:1176) [ 382.002849][T10687] ? __send_to_port (drivers/char/virtio_console.c:654) [ 382.002850][T10687] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 382.002853][T10687] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 382.002858][T10687] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 382.002860][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.002862][T10687] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.002864][T10687] console_emit_next_record (kernel/printk/printk.c:3183) [ 382.002867][T10687] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 382.002869][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.002870][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.002871][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.002872][T10687] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.002874][T10687] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 382.002876][T10687] console_flush_one_record (kernel/printk/printk.c:3268) [ 382.002878][T10687] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 382.002881][T10687] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 382.002883][T10687] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.002885][T10687] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 382.002887][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.002888][T10687] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 382.002889][T10687] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 382.002891][T10687] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 382.002892][T10687] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 382.002894][T10687] ? vprintk_emit (kernel/printk/printk.c:2478) [ 382.002896][T10687] vprintk_emit (kernel/printk/printk.c:2479) [ 382.002897][T10687] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 382.002899][T10687] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 382.002902][T10687] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 382.002909][T10687] _printk (kernel/printk/printk.c:2504) [ 382.002912][T10687] ? snapshot_read.cold (user.c:?) [ 382.002915][T10687] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 382.002918][T10687] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 382.002920][T10687] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 382.002923][T10687] ? netdev_notice (net/core/dev.c:13194) [ 382.002924][T10687] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 382.002927][T10687] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 382.002930][T10687] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 382.002932][T10687] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 382.002934][T10687] netif_set_promiscuity (net/core/dev.c:9699) [ 382.002937][T10687] dev_set_promiscuity (net/core/dev_api.c:288) [ 382.002939][T10687] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 382.002942][T10687] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 382.002948][T10687] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 382.002952][T10687] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 382.002956][T10687] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 382.002962][T10687] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 382.002966][T10687] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 382.002969][T10687] ? security_capable (security/security.c:660 (discriminator 11)) [ 382.002972][T10687] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 382.002975][T10687] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 382.002977][T10687] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 382.002981][T10687] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 382.002984][T10687] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 382.002988][T10687] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 382.002990][T10687] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 382.002992][T10687] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 382.002994][T10687] ? netlink_ack (./include/linux/skbuff.h:2718) [ 382.002997][T10687] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.002999][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.003000][T10687] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 382.003002][T10687] genl_rcv (net/netlink/genetlink.c:1218) [ 382.003004][T10687] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 382.003006][T10687] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 382.003008][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.003010][T10687] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 382.003012][T10687] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 382.003014][T10687] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 382.003016][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.003017][T10687] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 382.003020][T10687] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 382.003023][T10687] __sys_sendto (net/socket.c:2281) [ 382.003025][T10687] ? __ia32_sys_getpeername (net/socket.c:2235) [ 382.003029][T10687] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 382.003030][T10687] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 382.003032][T10687] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 382.003034][T10687] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 382.003037][T10687] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 382.003039][T10687] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 382.003040][T10687] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 382.003044][T10687] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 382.003046][T10687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 382.003048][T10687] RIP: 0033:0x7f4c3924e312 [ 382.003050][T10687] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 382.003052][T10687] RSP: 002b:00007ffcfd718768 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 382.003056][T10687] RAX: ffffffffffffffda RBX: 00007ffcfd718898 RCX: 00007f4c3924e312 [ 382.003057][T10687] RDX: 0000000000000028 RSI: 00007f4c34eb1350 RDI: 0000000000000023 [ 382.003059][T10687] RBP: 00007ffcfd718790 R08: 00007ffcfd718910 R09: 000000000000000c [ 382.003060][T10687] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4c370b1fd0 [ 382.003061][T10687] R13: 00007ffcfd718898 R14: 00007f4c38b6d01a R15: 00007ffcfd718c88 | [ 384.971255][T10807] softirqs last disabled at (0): 0x0 | [ 384.971257][T10807] Preemption disabled at: | [ 384.971258][T10807] vprintk_emit (kernel/printk/printk.c:2471) | [ 384.971268][T10807] Tainted: [W]=WARN [ 384.971269][T10807] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 384.971271][T10807] Call Trace: [ 384.971272][T10807] [ 384.971274][T10807] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 384.971280][T10807] ? vprintk_emit (kernel/printk/printk.c:2471) [ 384.971281][T10807] __might_resched.cold (kernel/sched/core.c:9234) [ 384.971285][T10807] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 384.971288][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971291][T10807] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 384.971294][T10807] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 384.971298][T10807] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 384.971303][T10807] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 384.971305][T10807] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 384.971307][T10807] put_chars (drivers/char/virtio_console.c:1176) [ 384.971309][T10807] ? __send_to_port (drivers/char/virtio_console.c:654) [ 384.971311][T10807] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 384.971314][T10807] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 384.971319][T10807] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 384.971321][T10807] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 384.971323][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971324][T10807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 384.971327][T10807] console_emit_next_record (kernel/printk/printk.c:3183) [ 384.971330][T10807] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 384.971332][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971333][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971334][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971335][T10807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 384.971337][T10807] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 384.971339][T10807] console_flush_one_record (kernel/printk/printk.c:3268) [ 384.971341][T10807] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 384.971348][T10807] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 384.971350][T10807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 384.971352][T10807] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 384.971353][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971354][T10807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 384.971356][T10807] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 384.971358][T10807] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 384.971359][T10807] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 384.971361][T10807] ? vprintk_emit (kernel/printk/printk.c:2478) [ 384.971369][T10807] vprintk_emit (kernel/printk/printk.c:2479) [ 384.971371][T10807] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 384.971373][T10807] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 384.971374][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971375][T10807] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 384.971379][T10807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 384.971382][T10807] _printk (kernel/printk/printk.c:2504) [ 384.971385][T10807] ? snapshot_read.cold (user.c:?) [ 384.971386][T10807] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 384.971390][T10807] ? idr_get_free (??:?) [ 384.971392][T10807] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 384.971396][T10807] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 384.971403][T10807] ? nla_get_range_signed (lib/nlattr.c:270) [ 384.971407][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971409][T10807] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 384.971411][T10807] __nla_validate_parse (lib/nlattr.c:635) [ 384.971415][T10807] __nla_parse (lib/nlattr.c:732) [ 384.971417][T10807] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 384.971420][T10807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 384.971422][T10807] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 384.971424][T10807] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 384.971427][T10807] ? security_capable (security/security.c:660 (discriminator 11)) [ 384.971430][T10807] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 384.971433][T10807] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 384.971436][T10807] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 384.971443][T10807] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 384.971446][T10807] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 384.971448][T10807] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 384.971450][T10807] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 384.971452][T10807] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 384.971455][T10807] ? netlink_ack (./include/linux/skbuff.h:2718) [ 384.971457][T10807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 384.971459][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971460][T10807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 384.971462][T10807] genl_rcv (net/netlink/genetlink.c:1218) [ 384.971464][T10807] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 384.971467][T10807] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 384.971469][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971470][T10807] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 384.971473][T10807] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 384.971474][T10807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 384.971476][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971478][T10807] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 384.971481][T10807] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 384.971484][T10807] __sys_sendto (net/socket.c:2281) [ 384.971486][T10807] ? __ia32_sys_getpeername (net/socket.c:2235) [ 384.971490][T10807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 384.971492][T10807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 384.971494][T10807] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 384.971496][T10807] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 384.971497][T10807] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 384.971499][T10807] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 384.971500][T10807] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 384.971503][T10807] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 384.971505][T10807] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 384.971507][T10807] RIP: 0033:0x7f2308d7a312 [ 384.971509][T10807] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 384.971511][T10807] RSP: 002b:00007ffcff1143d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 384.971515][T10807] RAX: ffffffffffffffda RBX: 00007ffcff114508 RCX: 00007f2308d7a312 [ 384.971516][T10807] RDX: 0000000000000044 RSI: 00007f2304947fa0 RDI: 0000000000000020 [ 384.971518][T10807] RBP: 00007ffcff114400 R08: 00007ffcff114580 R09: 000000000000000c [ 384.971519][T10807] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2306bde0b0 [ 384.971520][T10807] R13: 00007ffcff114508 R14: 00007f230869901a R15: 00007ffcff1148f8 | [ 386.739223][T10864] softirqs last disabled at (0): 0x0 | [ 386.739225][T10864] Preemption disabled at: | [ 386.739226][T10864] vprintk_emit (kernel/printk/printk.c:2471) | [ 386.739236][T10864] Tainted: [W]=WARN [ 386.739237][T10864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 386.739239][T10864] Call Trace: [ 386.739241][T10864] [ 386.739242][T10864] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 386.739248][T10864] ? vprintk_emit (kernel/printk/printk.c:2471) [ 386.739250][T10864] __might_resched.cold (kernel/sched/core.c:9234) [ 386.739253][T10864] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 386.739257][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739260][T10864] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 386.739263][T10864] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 386.739266][T10864] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 386.739272][T10864] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 386.739273][T10864] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 386.739276][T10864] put_chars (drivers/char/virtio_console.c:1176) [ 386.739278][T10864] ? __send_to_port (drivers/char/virtio_console.c:654) [ 386.739280][T10864] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 386.739282][T10864] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 386.739285][T10864] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 386.739290][T10864] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 386.739292][T10864] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 386.739293][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739294][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739296][T10864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.739298][T10864] console_emit_next_record (kernel/printk/printk.c:3183) [ 386.739301][T10864] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 386.739303][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739304][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739306][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739307][T10864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.739309][T10864] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 386.739311][T10864] console_flush_one_record (kernel/printk/printk.c:3268) [ 386.739313][T10864] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 386.739316][T10864] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 386.739318][T10864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.739320][T10864] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 386.739322][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739323][T10864] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 386.739324][T10864] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 386.739326][T10864] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 386.739327][T10864] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 386.739330][T10864] ? vprintk_emit (kernel/printk/printk.c:2478) [ 386.739331][T10864] vprintk_emit (kernel/printk/printk.c:2479) [ 386.739333][T10864] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 386.739335][T10864] _printk (kernel/printk/printk.c:2504) [ 386.739338][T10864] ? snapshot_read.cold (user.c:?) [ 386.739340][T10864] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 386.739346][T10864] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 386.739351][T10864] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 386.739352][T10864] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 386.739354][T10864] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 386.739357][T10864] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 386.739359][T10864] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 386.739362][T10864] ? netdev_notice (net/core/dev.c:13194) [ 386.739364][T10864] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 386.739377][T10864] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 386.739379][T10864] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 386.739381][T10864] netif_set_promiscuity (net/core/dev.c:9699) [ 386.739384][T10864] dev_set_promiscuity (net/core/dev_api.c:288) [ 386.739385][T10864] ? dev_disable_lro (net/core/dev_api.c:267) [ 386.739387][T10864] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 386.739391][T10864] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 386.739395][T10864] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 386.739397][T10864] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 386.739402][T10864] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 386.739405][T10864] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 386.739409][T10864] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 386.739413][T10864] ? __nla_validate_parse (lib/nlattr.c:635) [ 386.739417][T10864] ? __nla_parse (lib/nlattr.c:732) [ 386.739419][T10864] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 386.739423][T10864] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 386.739426][T10864] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 386.739429][T10864] ? security_capable (security/security.c:660 (discriminator 11)) [ 386.739432][T10864] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 386.739435][T10864] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 386.739437][T10864] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 386.739440][T10864] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 386.739444][T10864] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 386.739446][T10864] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 386.739448][T10864] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 386.739450][T10864] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 386.739452][T10864] ? netlink_ack (./include/linux/skbuff.h:2718) [ 386.739455][T10864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.739457][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739458][T10864] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 386.739460][T10864] genl_rcv (net/netlink/genetlink.c:1218) [ 386.739462][T10864] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 386.739464][T10864] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 386.739466][T10864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.739468][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739469][T10864] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 386.739471][T10864] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 386.739473][T10864] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 386.739475][T10864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 386.739477][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739479][T10864] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 386.739481][T10864] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 386.739485][T10864] __sys_sendto (net/socket.c:2281) [ 386.739487][T10864] ? __ia32_sys_getpeername (net/socket.c:2235) [ 386.739490][T10864] ? do_futex (kernel/futex/syscalls.c:138) [ 386.739492][T10864] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 386.739495][T10864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 386.739496][T10864] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 386.739498][T10864] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 386.739500][T10864] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 386.739502][T10864] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 386.739504][T10864] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 386.739506][T10864] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 386.739509][T10864] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 386.739511][T10864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 386.739513][T10864] RIP: 0033:0x7f5a05f19312 [ 386.739516][T10864] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 386.739518][T10864] RSP: 002b:00007ffe2f5cf2a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 386.739521][T10864] RAX: ffffffffffffffda RBX: 00007ffe2f5cf3d8 RCX: 00007f5a05f19312 [ 386.739523][T10864] RDX: 0000000000000038 RSI: 00007f5a001cadf0 RDI: 0000000000000023 [ 386.739524][T10864] RBP: 00007ffe2f5cf2d0 R08: 00007ffe2f5cf450 R09: 000000000000000c [ 386.739525][T10864] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5a03d76190 [ 386.739526][T10864] R13: 00007ffe2f5cf3d8 R14: 00007f5a0583801a R15: 00007ffe2f5cf7c8 | [ 393.959457][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 393.959460][ T12] Preemption disabled at: | [ 393.959461][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 393.959471][ T12] Tainted: [W]=WARN [ 393.959472][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 393.959473][ T12] Workqueue: netns cleanup_net [ 393.959479][ T12] Call Trace: [ 393.959481][ T12] [ 393.959483][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 393.959488][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 393.959490][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 393.959493][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 393.959496][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 393.959498][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959501][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 393.959503][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 393.959506][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 393.959511][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 393.959513][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 393.959515][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 393.959517][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 393.959519][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 393.959520][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 393.959523][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 393.959528][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 393.959530][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 393.959532][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 393.959534][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 393.959536][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959537][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.959540][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 393.959542][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 393.959545][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959546][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959547][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959548][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.959550][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 393.959552][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 393.959554][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 393.959557][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 393.959559][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.959560][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 393.959562][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959563][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 393.959565][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 393.959566][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 393.959568][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 393.959570][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 393.959571][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 393.959573][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 393.959575][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 393.959577][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 393.959583][ T12] _printk (kernel/printk/printk.c:2504) [ 393.959587][ T12] ? snapshot_read.cold (user.c:?) [ 393.959589][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 393.959593][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 393.959595][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 393.959597][ T12] ? netdev_notice (net/core/dev.c:13194) [ 393.959599][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 393.959602][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 393.959604][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 393.959606][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 393.959608][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 393.959611][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 393.959613][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 393.959616][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 393.959622][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 393.959626][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959628][ T12] notifier_call_chain (kernel/notifier.c:85) [ 393.959631][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 393.959634][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 393.959636][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 393.959638][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 393.959640][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 393.959643][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.959646][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 393.959648][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 393.959651][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 393.959654][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 393.959656][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 393.959658][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 393.959661][ T12] cleanup_net (net/core/net_namespace.c:706) [ 393.959663][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 393.959665][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 393.959666][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 393.959668][ T12] process_one_work (kernel/workqueue.c:3387) [ 393.959672][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 393.959675][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 393.959677][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 393.959680][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 393.959682][ T12] kthread (kernel/kthread.c:436) [ 393.959684][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 393.959688][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 393.959690][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 393.959693][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 393.959695][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 393.959698][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 393.959700][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 395.440067][T11078] softirqs last disabled at (0): 0x0 | [ 395.440070][T11078] Preemption disabled at: | [ 395.440071][T11078] vprintk_emit (kernel/printk/printk.c:2471) | [ 395.440084][T11078] Tainted: [W]=WARN [ 395.440085][T11078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 395.440088][T11078] Call Trace: [ 395.440090][T11078] [ 395.440092][T11078] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 395.440099][T11078] ? vprintk_emit (kernel/printk/printk.c:2471) [ 395.440101][T11078] __might_resched.cold (kernel/sched/core.c:9234) [ 395.440106][T11078] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 395.440110][T11078] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 395.440114][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440118][T11078] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 395.440121][T11078] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 395.440125][T11078] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 395.440132][T11078] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 395.440134][T11078] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 395.440138][T11078] put_chars (drivers/char/virtio_console.c:1176) [ 395.440141][T11078] ? __send_to_port (drivers/char/virtio_console.c:654) [ 395.440143][T11078] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 395.440147][T11078] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 395.440153][T11078] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 395.440156][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440158][T11078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.440162][T11078] console_emit_next_record (kernel/printk/printk.c:3183) [ 395.440166][T11078] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 395.440169][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440171][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440173][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440175][T11078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.440178][T11078] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 395.440181][T11078] console_flush_one_record (kernel/printk/printk.c:3268) [ 395.440184][T11078] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 395.440189][T11078] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 395.440191][T11078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.440194][T11078] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 395.440197][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440198][T11078] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 395.440201][T11078] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 395.440203][T11078] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 395.440206][T11078] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 395.440209][T11078] ? vprintk_emit (kernel/printk/printk.c:2478) [ 395.440211][T11078] vprintk_emit (kernel/printk/printk.c:2479) [ 395.440214][T11078] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 395.440216][T11078] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 395.440220][T11078] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 395.440229][T11078] _printk (kernel/printk/printk.c:2504) [ 395.440233][T11078] ? snapshot_read.cold (user.c:?) [ 395.440237][T11078] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 395.440241][T11078] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 395.440244][T11078] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 395.440247][T11078] ? netdev_notice (net/core/dev.c:13194) [ 395.440250][T11078] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 395.440254][T11078] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 395.440258][T11078] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 395.440261][T11078] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 395.440264][T11078] netif_set_promiscuity (net/core/dev.c:9699) [ 395.440268][T11078] dev_set_promiscuity (net/core/dev_api.c:288) [ 395.440271][T11078] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 395.440275][T11078] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 395.440284][T11078] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 395.440289][T11078] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 395.440297][T11078] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 395.440306][T11078] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 395.440310][T11078] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 395.440316][T11078] ? security_capable (security/security.c:660 (discriminator 11)) [ 395.440320][T11078] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 395.440324][T11078] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 395.440327][T11078] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 395.440333][T11078] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 395.440338][T11078] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 395.440347][T11078] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 395.440351][T11078] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 395.440353][T11078] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 395.440357][T11078] ? netlink_ack (./include/linux/skbuff.h:2718) [ 395.440361][T11078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.440364][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440366][T11078] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 395.440369][T11078] genl_rcv (net/netlink/genetlink.c:1218) [ 395.440371][T11078] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 395.440375][T11078] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 395.440378][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440380][T11078] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 395.440384][T11078] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 395.440387][T11078] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 395.440389][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440392][T11078] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 395.440396][T11078] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 395.440405][T11078] __sys_sendto (net/socket.c:2281) [ 395.440408][T11078] ? __ia32_sys_getpeername (net/socket.c:2235) [ 395.440414][T11078] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 395.440417][T11078] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 395.440420][T11078] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 395.440423][T11078] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 395.440426][T11078] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 395.440429][T11078] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 395.440431][T11078] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 395.440435][T11078] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 395.440438][T11078] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 395.440441][T11078] RIP: 0033:0x7f5726717312 [ 395.440444][T11078] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 395.440447][T11078] RSP: 002b:00007ffc046a4238 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 395.440452][T11078] RAX: ffffffffffffffda RBX: 00007ffc046a4368 RCX: 00007f5726717312 [ 395.440454][T11078] RDX: 0000000000000028 RSI: 00007f572237cb10 RDI: 0000000000000023 [ 395.440456][T11078] RBP: 00007ffc046a4260 R08: 00007ffc046a43e0 R09: 000000000000000c [ 395.440457][T11078] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f572457dfd0 [ 395.440459][T11078] R13: 00007ffc046a4368 R14: 00007f572603601a R15: 00007ffc046a4758 | [ 398.251688][T11186] softirqs last disabled at (0): 0x0 | [ 398.251691][T11186] Preemption disabled at: | [ 398.251692][T11186] vprintk_emit (kernel/printk/printk.c:2471) | [ 398.251706][T11186] Tainted: [W]=WARN [ 398.251707][T11186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 398.251709][T11186] Call Trace: [ 398.251711][T11186] [ 398.251713][T11186] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 398.251720][T11186] ? vprintk_emit (kernel/printk/printk.c:2471) [ 398.251722][T11186] __might_resched.cold (kernel/sched/core.c:9234) [ 398.251727][T11186] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 398.251731][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251735][T11186] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 398.251739][T11186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 398.251743][T11186] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 398.251749][T11186] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 398.251752][T11186] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 398.251755][T11186] put_chars (drivers/char/virtio_console.c:1176) [ 398.251758][T11186] ? __send_to_port (drivers/char/virtio_console.c:654) [ 398.251761][T11186] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 398.251765][T11186] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 398.251771][T11186] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 398.251774][T11186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 398.251777][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251779][T11186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.251783][T11186] console_emit_next_record (kernel/printk/printk.c:3183) [ 398.251787][T11186] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 398.251790][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251792][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251793][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251795][T11186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.251799][T11186] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 398.251801][T11186] console_flush_one_record (kernel/printk/printk.c:3268) [ 398.251805][T11186] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 398.251809][T11186] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 398.251812][T11186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.251814][T11186] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 398.251817][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251819][T11186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 398.251821][T11186] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 398.251823][T11186] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 398.251826][T11186] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 398.251829][T11186] ? vprintk_emit (kernel/printk/printk.c:2478) [ 398.251831][T11186] vprintk_emit (kernel/printk/printk.c:2479) [ 398.251834][T11186] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 398.251837][T11186] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 398.251839][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251841][T11186] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 398.251846][T11186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.251849][T11186] _printk (kernel/printk/printk.c:2504) [ 398.251853][T11186] ? snapshot_read.cold (user.c:?) [ 398.251855][T11186] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 398.251861][T11186] ? idr_get_free (??:?) [ 398.251864][T11186] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 398.251868][T11186] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 398.251876][T11186] ? nla_get_range_signed (lib/nlattr.c:270) [ 398.251882][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251885][T11186] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 398.251889][T11186] __nla_validate_parse (lib/nlattr.c:635) [ 398.251893][T11186] __nla_parse (lib/nlattr.c:732) [ 398.251896][T11186] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 398.251899][T11186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 398.251902][T11186] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 398.251906][T11186] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 398.251911][T11186] ? security_capable (security/security.c:660 (discriminator 11)) [ 398.251915][T11186] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 398.251918][T11186] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 398.251922][T11186] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 398.251932][T11186] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 398.251936][T11186] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 398.251939][T11186] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 398.251943][T11186] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 398.251945][T11186] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 398.251949][T11186] ? netlink_ack (./include/linux/skbuff.h:2718) [ 398.251953][T11186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.251956][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251958][T11186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 398.251961][T11186] genl_rcv (net/netlink/genetlink.c:1218) [ 398.251964][T11186] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 398.251967][T11186] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 398.251971][T11186] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 398.251974][T11186] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 398.251977][T11186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 398.251980][T11186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 398.251983][T11186] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 398.251987][T11186] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 398.251991][T11186] __sys_sendto (net/socket.c:2281) [ 398.251994][T11186] ? __ia32_sys_getpeername (net/socket.c:2235) [ 398.252000][T11186] ? fput_close_sync (fs/file_table.c:617) [ 398.252004][T11186] ? alloc_file_clone (fs/file_table.c:479) [ 398.252007][T11186] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 398.252010][T11186] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 398.252012][T11186] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 398.252015][T11186] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 398.252017][T11186] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 398.252020][T11186] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 398.252023][T11186] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 398.252026][T11186] RIP: 0033:0x7f5b808e4312 [ 398.252029][T11186] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 398.252032][T11186] RSP: 002b:00007ffe545c0108 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 398.252036][T11186] RAX: ffffffffffffffda RBX: 00007ffe545c0238 RCX: 00007f5b808e4312 [ 398.252038][T11186] RDX: 0000000000000044 RSI: 00007f5b7c4bf0a0 RDI: 0000000000000020 [ 398.252040][T11186] RBP: 00007ffe545c0130 R08: 00007ffe545c02b0 R09: 000000000000000c [ 398.252041][T11186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5b7e7520b0 [ 398.252043][T11186] R13: 00007ffe545c0238 R14: 00007f5b8020301a R15: 00007ffe545c0628 | [ 399.895233][T11243] softirqs last disabled at (0): 0x0 | [ 399.895235][T11243] Preemption disabled at: | [ 399.895236][T11243] vprintk_emit (kernel/printk/printk.c:2471) | [ 399.895246][T11243] Tainted: [W]=WARN [ 399.895247][T11243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 399.895249][T11243] Call Trace: [ 399.895250][T11243] [ 399.895252][T11243] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 399.895258][T11243] ? vprintk_emit (kernel/printk/printk.c:2471) [ 399.895259][T11243] __might_resched.cold (kernel/sched/core.c:9234) [ 399.895263][T11243] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 399.895266][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895268][T11243] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 399.895271][T11243] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 399.895274][T11243] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 399.895279][T11243] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 399.895281][T11243] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 399.895284][T11243] put_chars (drivers/char/virtio_console.c:1176) [ 399.895285][T11243] ? __send_to_port (drivers/char/virtio_console.c:654) [ 399.895287][T11243] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 399.895289][T11243] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 399.895292][T11243] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 399.895296][T11243] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 399.895298][T11243] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 399.895300][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895301][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895302][T11243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.895305][T11243] console_emit_next_record (kernel/printk/printk.c:3183) [ 399.895308][T11243] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 399.895310][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895311][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895312][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895313][T11243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.895315][T11243] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 399.895316][T11243] console_flush_one_record (kernel/printk/printk.c:3268) [ 399.895319][T11243] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 399.895322][T11243] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 399.895323][T11243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.895325][T11243] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 399.895327][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895328][T11243] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.895329][T11243] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 399.895331][T11243] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 399.895332][T11243] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 399.895334][T11243] ? vprintk_emit (kernel/printk/printk.c:2478) [ 399.895336][T11243] vprintk_emit (kernel/printk/printk.c:2479) [ 399.895338][T11243] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 399.895340][T11243] _printk (kernel/printk/printk.c:2504) [ 399.895347][T11243] ? snapshot_read.cold (user.c:?) [ 399.895349][T11243] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 399.895352][T11243] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 399.895355][T11243] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 399.895357][T11243] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 399.895359][T11243] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 399.895362][T11243] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 399.895364][T11243] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 399.895366][T11243] ? netdev_notice (net/core/dev.c:13194) [ 399.895368][T11243] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 399.895376][T11243] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 399.895377][T11243] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 399.895380][T11243] netif_set_promiscuity (net/core/dev.c:9699) [ 399.895383][T11243] dev_set_promiscuity (net/core/dev_api.c:288) [ 399.895384][T11243] ? dev_disable_lro (net/core/dev_api.c:267) [ 399.895386][T11243] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 399.895390][T11243] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 399.895394][T11243] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.895396][T11243] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 399.895400][T11243] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 399.895404][T11243] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 399.895407][T11243] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 399.895411][T11243] ? __nla_validate_parse (lib/nlattr.c:635) [ 399.895421][T11243] ? __nla_parse (lib/nlattr.c:732) [ 399.895423][T11243] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 399.895427][T11243] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 399.895429][T11243] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 399.895432][T11243] ? security_capable (security/security.c:660 (discriminator 11)) [ 399.895436][T11243] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 399.895438][T11243] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 399.895440][T11243] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 399.895444][T11243] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 399.895447][T11243] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 399.895449][T11243] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 399.895451][T11243] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 399.895453][T11243] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 399.895455][T11243] ? netlink_ack (./include/linux/skbuff.h:2718) [ 399.895458][T11243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.895459][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895461][T11243] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.895462][T11243] genl_rcv (net/netlink/genetlink.c:1218) [ 399.895464][T11243] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 399.895466][T11243] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 399.895468][T11243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.895470][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895471][T11243] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.895473][T11243] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 399.895475][T11243] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 399.895477][T11243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 399.895479][T11243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 399.895480][T11243] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 399.895483][T11243] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 399.895486][T11243] __sys_sendto (net/socket.c:2281) [ 399.895488][T11243] ? __ia32_sys_getpeername (net/socket.c:2235) [ 399.895490][T11243] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 399.895492][T11243] ? do_futex (kernel/futex/syscalls.c:138) [ 399.895495][T11243] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 399.895497][T11243] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 399.895501][T11243] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 399.895503][T11243] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 399.895506][T11243] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 399.895507][T11243] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 399.895509][T11243] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 399.895512][T11243] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 399.895514][T11243] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 399.895516][T11243] RIP: 0033:0x7f10bf578312 [ 399.895518][T11243] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 399.895520][T11243] RSP: 002b:00007ffc2e5084a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 399.895524][T11243] RAX: ffffffffffffffda RBX: 00007ffc2e5085d8 RCX: 00007f10bf578312 [ 399.895526][T11243] RDX: 0000000000000038 RSI: 00007f10b4f59cb0 RDI: 0000000000000023 [ 399.895527][T11243] RBP: 00007ffc2e5084d0 R08: 00007ffc2e508650 R09: 000000000000000c [ 399.895528][T11243] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f10bd3e6190 [ 399.895529][T11243] R13: 00007ffc2e5085d8 R14: 00007f10bee9701a R15: 00007ffc2e5089c8 | [ 406.924210][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 406.924213][ T12] Preemption disabled at: | [ 406.924213][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 406.924223][ T12] Tainted: [W]=WARN [ 406.924224][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 406.924226][ T12] Workqueue: netns cleanup_net [ 406.924232][ T12] Call Trace: [ 406.924234][ T12] [ 406.924235][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 406.924241][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 406.924243][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 406.924246][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 406.924250][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 406.924252][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924254][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 406.924258][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 406.924261][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 406.924266][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 406.924267][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 406.924270][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 406.924272][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 406.924274][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 406.924275][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 406.924278][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 406.924283][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 406.924285][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 406.924287][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 406.924289][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 406.924291][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924292][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.924295][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 406.924298][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 406.924300][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924301][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924302][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924303][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.924305][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 406.924307][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 406.924310][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 406.924313][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 406.924315][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.924316][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 406.924318][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924319][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 406.924321][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 406.924322][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 406.924324][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 406.924326][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 406.924327][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 406.924329][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 406.924331][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 406.924333][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 406.924339][ T12] _printk (kernel/printk/printk.c:2504) [ 406.924342][ T12] ? snapshot_read.cold (user.c:?) [ 406.924348][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 406.924352][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 406.924354][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 406.924356][ T12] ? netdev_notice (net/core/dev.c:13194) [ 406.924358][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 406.924361][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 406.924364][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 406.924366][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 406.924368][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 406.924371][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 406.924373][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 406.924376][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 406.924382][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 406.924386][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924388][ T12] notifier_call_chain (kernel/notifier.c:85) [ 406.924392][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 406.924394][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 406.924396][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 406.924398][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 406.924400][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 406.924402][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.924404][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 406.924405][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 406.924407][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 406.924410][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 406.924412][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 406.924414][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 406.924417][ T12] cleanup_net (net/core/net_namespace.c:706) [ 406.924419][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 406.924421][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 406.924423][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 406.924425][ T12] process_one_work (kernel/workqueue.c:3387) [ 406.924429][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 406.924432][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 406.924434][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 406.924437][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 406.924439][ T12] kthread (kernel/kthread.c:436) [ 406.924446][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 406.924449][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 406.924451][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 406.924454][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 406.924456][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 406.924459][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 406.924461][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 408.341892][T11456] softirqs last disabled at (0): 0x0 | [ 408.341894][T11456] Preemption disabled at: | [ 408.341895][T11456] vprintk_emit (kernel/printk/printk.c:2471) | [ 408.341905][T11456] Tainted: [W]=WARN [ 408.341906][T11456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 408.341908][T11456] Call Trace: [ 408.341910][T11456] [ 408.341911][T11456] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 408.341916][T11456] ? vprintk_emit (kernel/printk/printk.c:2471) [ 408.341918][T11456] __might_resched.cold (kernel/sched/core.c:9234) [ 408.341922][T11456] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 408.341925][T11456] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 408.341929][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.341932][T11456] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 408.341934][T11456] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 408.341937][T11456] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 408.341942][T11456] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 408.341944][T11456] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 408.341947][T11456] put_chars (drivers/char/virtio_console.c:1176) [ 408.341949][T11456] ? __send_to_port (drivers/char/virtio_console.c:654) [ 408.341950][T11456] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 408.341953][T11456] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 408.341958][T11456] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 408.341960][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.341961][T11456] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.341964][T11456] console_emit_next_record (kernel/printk/printk.c:3183) [ 408.341967][T11456] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 408.341969][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.341970][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.341971][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.341972][T11456] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.341974][T11456] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 408.341976][T11456] console_flush_one_record (kernel/printk/printk.c:3268) [ 408.341979][T11456] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 408.341981][T11456] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 408.341984][T11456] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.341985][T11456] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 408.341987][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.341988][T11456] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 408.341990][T11456] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 408.341992][T11456] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 408.341993][T11456] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 408.341995][T11456] ? vprintk_emit (kernel/printk/printk.c:2478) [ 408.341997][T11456] vprintk_emit (kernel/printk/printk.c:2479) [ 408.341998][T11456] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 408.342000][T11456] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 408.342003][T11456] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 408.342010][T11456] _printk (kernel/printk/printk.c:2504) [ 408.342013][T11456] ? snapshot_read.cold (user.c:?) [ 408.342016][T11456] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 408.342019][T11456] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 408.342021][T11456] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 408.342024][T11456] ? netdev_notice (net/core/dev.c:13194) [ 408.342026][T11456] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 408.342029][T11456] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 408.342031][T11456] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 408.342033][T11456] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 408.342035][T11456] netif_set_promiscuity (net/core/dev.c:9699) [ 408.342038][T11456] dev_set_promiscuity (net/core/dev_api.c:288) [ 408.342040][T11456] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 408.342043][T11456] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 408.342049][T11456] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 408.342052][T11456] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 408.342056][T11456] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 408.342062][T11456] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 408.342066][T11456] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 408.342069][T11456] ? security_capable (security/security.c:660 (discriminator 11)) [ 408.342073][T11456] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 408.342075][T11456] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 408.342077][T11456] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 408.342081][T11456] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 408.342084][T11456] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 408.342088][T11456] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 408.342090][T11456] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 408.342092][T11456] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 408.342094][T11456] ? netlink_ack (./include/linux/skbuff.h:2718) [ 408.342097][T11456] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.342099][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.342100][T11456] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 408.342102][T11456] genl_rcv (net/netlink/genetlink.c:1218) [ 408.342104][T11456] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 408.342106][T11456] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 408.342109][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.342110][T11456] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 408.342112][T11456] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 408.342115][T11456] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 408.342117][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.342118][T11456] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 408.342121][T11456] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 408.342124][T11456] __sys_sendto (net/socket.c:2281) [ 408.342126][T11456] ? __ia32_sys_getpeername (net/socket.c:2235) [ 408.342130][T11456] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 408.342131][T11456] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 408.342134][T11456] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 408.342136][T11456] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 408.342138][T11456] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 408.342140][T11456] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 408.342142][T11456] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 408.342145][T11456] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 408.342147][T11456] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 408.342149][T11456] RIP: 0033:0x7f9365105312 [ 408.342152][T11456] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 408.342154][T11456] RSP: 002b:00007ffc19f2f4d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 408.342157][T11456] RAX: ffffffffffffffda RBX: 00007ffc19f2f608 RCX: 00007f9365105312 [ 408.342159][T11456] RDX: 0000000000000028 RSI: 00007f9360d58c30 RDI: 0000000000000023 [ 408.342160][T11456] RBP: 00007ffc19f2f500 R08: 00007ffc19f2f680 R09: 000000000000000c [ 408.342161][T11456] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9362f61fd0 [ 408.342162][T11456] R13: 00007ffc19f2f608 R14: 00007f9364a2401a R15: 00007ffc19f2f9f8 | [ 410.975506][T11576] softirqs last disabled at (0): 0x0 | [ 410.975508][T11576] Preemption disabled at: | [ 410.975509][T11576] vprintk_emit (kernel/printk/printk.c:2471) | [ 410.975520][T11576] Tainted: [W]=WARN [ 410.975521][T11576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 410.975522][T11576] Call Trace: [ 410.975524][T11576] [ 410.975525][T11576] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 410.975531][T11576] ? vprintk_emit (kernel/printk/printk.c:2471) [ 410.975532][T11576] __might_resched.cold (kernel/sched/core.c:9234) [ 410.975536][T11576] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 410.975539][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975542][T11576] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 410.975545][T11576] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 410.975548][T11576] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 410.975553][T11576] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 410.975554][T11576] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 410.975557][T11576] put_chars (drivers/char/virtio_console.c:1176) [ 410.975559][T11576] ? __send_to_port (drivers/char/virtio_console.c:654) [ 410.975560][T11576] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 410.975563][T11576] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 410.975568][T11576] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 410.975570][T11576] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 410.975572][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975573][T11576] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.975576][T11576] console_emit_next_record (kernel/printk/printk.c:3183) [ 410.975578][T11576] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 410.975580][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975581][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975582][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975583][T11576] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.975585][T11576] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 410.975587][T11576] console_flush_one_record (kernel/printk/printk.c:3268) [ 410.975589][T11576] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 410.975592][T11576] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 410.975594][T11576] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.975596][T11576] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 410.975597][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975598][T11576] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 410.975600][T11576] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 410.975601][T11576] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 410.975603][T11576] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 410.975605][T11576] ? vprintk_emit (kernel/printk/printk.c:2478) [ 410.975606][T11576] vprintk_emit (kernel/printk/printk.c:2479) [ 410.975608][T11576] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 410.975609][T11576] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 410.975611][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975612][T11576] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 410.975616][T11576] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.975618][T11576] _printk (kernel/printk/printk.c:2504) [ 410.975621][T11576] ? snapshot_read.cold (user.c:?) [ 410.975622][T11576] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 410.975626][T11576] ? idr_get_free (??:?) [ 410.975628][T11576] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 410.975631][T11576] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 410.975639][T11576] ? nla_get_range_signed (lib/nlattr.c:270) [ 410.975644][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975645][T11576] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 410.975648][T11576] __nla_validate_parse (lib/nlattr.c:635) [ 410.975651][T11576] __nla_parse (lib/nlattr.c:732) [ 410.975653][T11576] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 410.975655][T11576] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 410.975657][T11576] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 410.975660][T11576] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 410.975663][T11576] ? security_capable (security/security.c:660 (discriminator 11)) [ 410.975666][T11576] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 410.975668][T11576] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 410.975671][T11576] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 410.975678][T11576] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 410.975681][T11576] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 410.975683][T11576] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 410.975685][T11576] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 410.975687][T11576] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 410.975689][T11576] ? netlink_ack (./include/linux/skbuff.h:2718) [ 410.975692][T11576] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.975693][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975694][T11576] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 410.975696][T11576] genl_rcv (net/netlink/genetlink.c:1218) [ 410.975698][T11576] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 410.975700][T11576] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 410.975702][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975703][T11576] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 410.975706][T11576] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 410.975708][T11576] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 410.975710][T11576] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 410.975712][T11576] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 410.975713][T11576] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 410.975716][T11576] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 410.975719][T11576] __sys_sendto (net/socket.c:2281) [ 410.975722][T11576] ? __ia32_sys_getpeername (net/socket.c:2235) [ 410.975726][T11576] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 410.975728][T11576] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 410.975729][T11576] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 410.975731][T11576] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 410.975732][T11576] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 410.975735][T11576] ? irq_exit_rcu (kernel/softirq.c:786) [ 410.975738][T11576] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 410.975740][T11576] RIP: 0033:0x7f2baf3b1312 [ 410.975742][T11576] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 410.975743][T11576] RSP: 002b:00007ffc07225128 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 410.975747][T11576] RAX: ffffffffffffffda RBX: 00007ffc07225258 RCX: 00007f2baf3b1312 [ 410.975749][T11576] RDX: 0000000000000044 RSI: 00007f2ba6f23d70 RDI: 0000000000000020 [ 410.975750][T11576] RBP: 00007ffc07225150 R08: 00007ffc072252d0 R09: 000000000000000c [ 410.975751][T11576] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bad20e0b0 [ 410.975751][T11576] R13: 00007ffc07225258 R14: 00007f2baecd001a R15: 00007ffc07225648 | [ 412.480286][T11633] softirqs last disabled at (0): 0x0 | [ 412.480288][T11633] Preemption disabled at: | [ 412.480289][T11633] vprintk_emit (kernel/printk/printk.c:2471) | [ 412.480300][T11633] Tainted: [W]=WARN [ 412.480301][T11633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 412.480302][T11633] Call Trace: [ 412.480304][T11633] [ 412.480305][T11633] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 412.480311][T11633] ? vprintk_emit (kernel/printk/printk.c:2471) [ 412.480313][T11633] __might_resched.cold (kernel/sched/core.c:9234) [ 412.480317][T11633] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 412.480321][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480323][T11633] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 412.480327][T11633] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 412.480330][T11633] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 412.480335][T11633] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 412.480337][T11633] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 412.480340][T11633] put_chars (drivers/char/virtio_console.c:1176) [ 412.480341][T11633] ? __send_to_port (drivers/char/virtio_console.c:654) [ 412.480346][T11633] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 412.480349][T11633] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 412.480352][T11633] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 412.480356][T11633] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 412.480359][T11633] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 412.480361][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480362][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480363][T11633] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 412.480366][T11633] console_emit_next_record (kernel/printk/printk.c:3183) [ 412.480369][T11633] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 412.480372][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480373][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480374][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480375][T11633] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 412.480377][T11633] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 412.480379][T11633] console_flush_one_record (kernel/printk/printk.c:3268) [ 412.480382][T11633] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 412.480385][T11633] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 412.480387][T11633] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 412.480389][T11633] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 412.480391][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480392][T11633] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 412.480393][T11633] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 412.480395][T11633] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 412.480397][T11633] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 412.480399][T11633] ? vprintk_emit (kernel/printk/printk.c:2478) [ 412.480400][T11633] vprintk_emit (kernel/printk/printk.c:2479) [ 412.480402][T11633] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 412.480405][T11633] _printk (kernel/printk/printk.c:2504) [ 412.480408][T11633] ? snapshot_read.cold (user.c:?) [ 412.480410][T11633] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 412.480412][T11633] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 412.480416][T11633] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 412.480418][T11633] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 412.480420][T11633] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 412.480423][T11633] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 412.480425][T11633] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 412.480427][T11633] ? netdev_notice (net/core/dev.c:13194) [ 412.480429][T11633] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 412.480437][T11633] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 412.480439][T11633] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 412.480441][T11633] netif_set_promiscuity (net/core/dev.c:9699) [ 412.480444][T11633] dev_set_promiscuity (net/core/dev_api.c:288) [ 412.480446][T11633] ? dev_disable_lro (net/core/dev_api.c:267) [ 412.480448][T11633] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 412.480452][T11633] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 412.480456][T11633] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 412.480458][T11633] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 412.480469][T11633] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 412.480473][T11633] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 412.480478][T11633] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 412.480481][T11633] ? __nla_validate_parse (lib/nlattr.c:635) [ 412.480486][T11633] ? __nla_parse (lib/nlattr.c:732) [ 412.480489][T11633] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 412.480493][T11633] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 412.480495][T11633] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 412.480499][T11633] ? security_capable (security/security.c:660 (discriminator 11)) [ 412.480502][T11633] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 412.480505][T11633] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 412.480507][T11633] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 412.480511][T11633] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 412.480514][T11633] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 412.480516][T11633] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 412.480518][T11633] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 412.480520][T11633] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 412.480523][T11633] ? netlink_ack (./include/linux/skbuff.h:2718) [ 412.480525][T11633] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 412.480527][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480528][T11633] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 412.480530][T11633] genl_rcv (net/netlink/genetlink.c:1218) [ 412.480532][T11633] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 412.480535][T11633] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 412.480537][T11633] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 412.480539][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480540][T11633] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 412.480542][T11633] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 412.480544][T11633] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 412.480546][T11633] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 412.480548][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480550][T11633] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 412.480553][T11633] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 412.480556][T11633] __sys_sendto (net/socket.c:2281) [ 412.480559][T11633] ? __ia32_sys_getpeername (net/socket.c:2235) [ 412.480561][T11633] ? do_futex (kernel/futex/syscalls.c:138) [ 412.480564][T11633] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 412.480566][T11633] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 412.480568][T11633] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 412.480569][T11633] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 412.480571][T11633] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 412.480574][T11633] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 412.480576][T11633] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 412.480577][T11633] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 412.480581][T11633] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 412.480583][T11633] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 412.480585][T11633] RIP: 0033:0x7ff77990b312 [ 412.480587][T11633] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 412.480589][T11633] RSP: 002b:00007fffcd8cd758 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 412.480593][T11633] RAX: ffffffffffffffda RBX: 00007fffcd8cd888 RCX: 00007ff77990b312 [ 412.480594][T11633] RDX: 0000000000000038 RSI: 00007ff7743cbb70 RDI: 0000000000000023 [ 412.480595][T11633] RBP: 00007fffcd8cd780 R08: 00007fffcd8cd900 R09: 000000000000000c [ 412.480596][T11633] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff77776e190 [ 412.480597][T11633] R13: 00007fffcd8cd888 R14: 00007ff77922a01a R15: 00007fffcd8cdc78 | [ 419.266491][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 419.266493][ T12] Preemption disabled at: | [ 419.266494][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 419.266503][ T12] Tainted: [W]=WARN [ 419.266505][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 419.266506][ T12] Workqueue: netns cleanup_net [ 419.266512][ T12] Call Trace: [ 419.266514][ T12] [ 419.266516][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 419.266522][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 419.266523][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 419.266527][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 419.266530][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 419.266531][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.266534][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 419.266537][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 419.266540][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 419.266544][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 419.266546][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 419.266548][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 419.266550][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 419.266551][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 419.266553][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 419.266555][ T12] ? kvm_register_clock (arch/x86/kernel/kvmclock.c:200 (discriminator 12)) [ 419.266557][ T12] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 419.266561][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 419.266566][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 419.266568][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 419.266569][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.266570][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 419.266572][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.266573][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.266576][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 419.266578][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 419.266581][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.266582][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.266584][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 419.266586][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 419.266588][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 419.266591][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 419.266593][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.266595][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 419.266596][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.266597][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 419.266599][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 419.266601][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 419.266602][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 419.266604][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 419.266606][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 419.266607][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 419.266609][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 419.266611][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 419.266618][ T12] _printk (kernel/printk/printk.c:2504) [ 419.266621][ T12] ? snapshot_read.cold (user.c:?) [ 419.266623][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 419.266627][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 419.266629][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 419.266631][ T12] ? netdev_notice (net/core/dev.c:13194) [ 419.266633][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 419.266635][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 419.266638][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 419.266640][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 419.266643][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 419.266645][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 419.266647][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 419.266650][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 419.266656][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 419.266661][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.266663][ T12] notifier_call_chain (kernel/notifier.c:85) [ 419.266666][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 419.266668][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 419.266670][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 419.266672][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 419.266673][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 419.266676][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.266677][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 419.266679][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 419.266681][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 419.266684][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 419.266686][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 419.266688][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 419.266691][ T12] cleanup_net (net/core/net_namespace.c:706) [ 419.266693][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 419.266694][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 419.266697][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 419.266699][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 419.266700][ T12] process_one_work (kernel/workqueue.c:3387) [ 419.266704][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 419.266707][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 419.266709][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 419.266712][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 419.266714][ T12] kthread (kernel/kthread.c:436) [ 419.266716][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 419.266719][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 419.266721][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 419.266724][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 419.266726][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 419.266729][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 419.266731][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 420.543259][T11847] softirqs last disabled at (0): 0x0 | [ 420.543261][T11847] Preemption disabled at: | [ 420.543262][T11847] vprintk_emit (kernel/printk/printk.c:2471) | [ 420.543273][T11847] Tainted: [W]=WARN [ 420.543274][T11847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 420.543275][T11847] Call Trace: [ 420.543277][T11847] [ 420.543278][T11847] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 420.543284][T11847] ? vprintk_emit (kernel/printk/printk.c:2471) [ 420.543285][T11847] __might_resched.cold (kernel/sched/core.c:9234) [ 420.543289][T11847] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 420.543292][T11847] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 420.543296][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543298][T11847] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 420.543301][T11847] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 420.543304][T11847] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 420.543309][T11847] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 420.543311][T11847] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 420.543314][T11847] put_chars (drivers/char/virtio_console.c:1176) [ 420.543315][T11847] ? __send_to_port (drivers/char/virtio_console.c:654) [ 420.543317][T11847] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 420.543320][T11847] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 420.543324][T11847] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 420.543326][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543328][T11847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 420.543330][T11847] console_emit_next_record (kernel/printk/printk.c:3183) [ 420.543333][T11847] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 420.543335][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543336][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543337][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543338][T11847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 420.543340][T11847] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 420.543345][T11847] console_flush_one_record (kernel/printk/printk.c:3268) [ 420.543348][T11847] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 420.543351][T11847] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 420.543353][T11847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 420.543354][T11847] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 420.543356][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543357][T11847] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 420.543359][T11847] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 420.543361][T11847] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 420.543362][T11847] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 420.543364][T11847] ? vprintk_emit (kernel/printk/printk.c:2478) [ 420.543366][T11847] vprintk_emit (kernel/printk/printk.c:2479) [ 420.543367][T11847] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 420.543369][T11847] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 420.543372][T11847] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 420.543379][T11847] _printk (kernel/printk/printk.c:2504) [ 420.543382][T11847] ? snapshot_read.cold (user.c:?) [ 420.543384][T11847] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 420.543388][T11847] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 420.543390][T11847] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 420.543392][T11847] ? netdev_notice (net/core/dev.c:13194) [ 420.543394][T11847] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 420.543397][T11847] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 420.543400][T11847] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 420.543402][T11847] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 420.543404][T11847] netif_set_promiscuity (net/core/dev.c:9699) [ 420.543407][T11847] dev_set_promiscuity (net/core/dev_api.c:288) [ 420.543409][T11847] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 420.543412][T11847] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 420.543418][T11847] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 420.543421][T11847] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 420.543426][T11847] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 420.543431][T11847] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 420.543435][T11847] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 420.543439][T11847] ? security_capable (security/security.c:660 (discriminator 11)) [ 420.543442][T11847] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 420.543444][T11847] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 420.543447][T11847] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 420.543450][T11847] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 420.543454][T11847] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 420.543457][T11847] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 420.543459][T11847] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 420.543461][T11847] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 420.543464][T11847] ? netlink_ack (./include/linux/skbuff.h:2718) [ 420.543467][T11847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 420.543468][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543469][T11847] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 420.543472][T11847] genl_rcv (net/netlink/genetlink.c:1218) [ 420.543473][T11847] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 420.543476][T11847] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 420.543478][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543479][T11847] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 420.543482][T11847] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 420.543484][T11847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 420.543485][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543487][T11847] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 420.543496][T11847] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 420.543499][T11847] __sys_sendto (net/socket.c:2281) [ 420.543502][T11847] ? __ia32_sys_getpeername (net/socket.c:2235) [ 420.543505][T11847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 420.543507][T11847] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 420.543509][T11847] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 420.543511][T11847] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 420.543514][T11847] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 420.543515][T11847] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 420.543517][T11847] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 420.543520][T11847] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 420.543522][T11847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 420.543524][T11847] RIP: 0033:0x7f23603c8312 [ 420.543527][T11847] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 420.543529][T11847] RSP: 002b:00007ffcd4997678 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 420.543533][T11847] RAX: ffffffffffffffda RBX: 00007ffcd49977a8 RCX: 00007f23603c8312 [ 420.543534][T11847] RDX: 0000000000000028 RSI: 00007f234ddfcb40 RDI: 0000000000000023 [ 420.543535][T11847] RBP: 00007ffcd49976a0 R08: 00007ffcd4997820 R09: 000000000000000c [ 420.543536][T11847] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f235e235fd0 [ 420.543537][T11847] R13: 00007ffcd49977a8 R14: 00007f235fce701a R15: 00007ffcd4997b98 | [ 423.110386][T11956] softirqs last disabled at (0): 0x0 | [ 423.110389][T11956] Preemption disabled at: | [ 423.110389][T11956] vprintk_emit (kernel/printk/printk.c:2471) | [ 423.110400][T11956] Tainted: [W]=WARN [ 423.110400][T11956] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 423.110402][T11956] Call Trace: [ 423.110403][T11956] [ 423.110405][T11956] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 423.110411][T11956] ? vprintk_emit (kernel/printk/printk.c:2471) [ 423.110412][T11956] __might_resched.cold (kernel/sched/core.c:9234) [ 423.110416][T11956] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 423.110420][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110422][T11956] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 423.110425][T11956] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 423.110428][T11956] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 423.110433][T11956] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 423.110435][T11956] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 423.110437][T11956] put_chars (drivers/char/virtio_console.c:1176) [ 423.110439][T11956] ? __send_to_port (drivers/char/virtio_console.c:654) [ 423.110441][T11956] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 423.110443][T11956] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 423.110448][T11956] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 423.110450][T11956] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 423.110452][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110453][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.110455][T11956] console_emit_next_record (kernel/printk/printk.c:3183) [ 423.110458][T11956] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 423.110460][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110461][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110462][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110463][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.110465][T11956] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 423.110467][T11956] console_flush_one_record (kernel/printk/printk.c:3268) [ 423.110469][T11956] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 423.110472][T11956] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 423.110474][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.110476][T11956] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 423.110477][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110478][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 423.110480][T11956] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 423.110481][T11956] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 423.110483][T11956] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 423.110485][T11956] ? vprintk_emit (kernel/printk/printk.c:2478) [ 423.110486][T11956] vprintk_emit (kernel/printk/printk.c:2479) [ 423.110488][T11956] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 423.110489][T11956] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 423.110491][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110492][T11956] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 423.110496][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.110503][T11956] _printk (kernel/printk/printk.c:2504) [ 423.110506][T11956] ? snapshot_read.cold (user.c:?) [ 423.110507][T11956] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 423.110511][T11956] ? idr_get_free (??:?) [ 423.110513][T11956] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 423.110516][T11956] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 423.110524][T11956] ? nla_get_range_signed (lib/nlattr.c:270) [ 423.110528][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110529][T11956] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 423.110532][T11956] __nla_validate_parse (lib/nlattr.c:635) [ 423.110535][T11956] __nla_parse (lib/nlattr.c:732) [ 423.110538][T11956] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 423.110540][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 423.110542][T11956] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 423.110544][T11956] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 423.110548][T11956] ? security_capable (security/security.c:660 (discriminator 11)) [ 423.110551][T11956] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 423.110553][T11956] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 423.110556][T11956] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 423.110563][T11956] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 423.110565][T11956] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 423.110568][T11956] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 423.110570][T11956] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 423.110572][T11956] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 423.110574][T11956] ? netlink_ack (./include/linux/skbuff.h:2718) [ 423.110576][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.110578][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110579][T11956] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 423.110581][T11956] genl_rcv (net/netlink/genetlink.c:1218) [ 423.110583][T11956] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 423.110585][T11956] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 423.110588][T11956] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 423.110590][T11956] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 423.110592][T11956] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 423.110594][T11956] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 423.110596][T11956] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 423.110599][T11956] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 423.110602][T11956] __sys_sendto (net/socket.c:2281) [ 423.110605][T11956] ? __ia32_sys_getpeername (net/socket.c:2235) [ 423.110608][T11956] ? fput_close_sync (fs/file_table.c:617) [ 423.110611][T11956] ? alloc_file_clone (fs/file_table.c:479) [ 423.110614][T11956] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 423.110615][T11956] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 423.110617][T11956] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 423.110619][T11956] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 423.110620][T11956] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 423.110623][T11956] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 423.110625][T11956] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 423.110627][T11956] RIP: 0033:0x7f3aa08dc312 [ 423.110629][T11956] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 423.110631][T11956] RSP: 002b:00007fff89be2468 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 423.110635][T11956] RAX: ffffffffffffffda RBX: 00007fff89be2598 RCX: 00007f3aa08dc312 [ 423.110636][T11956] RDX: 0000000000000044 RSI: 00007f3a9c4b72d0 RDI: 0000000000000020 [ 423.110637][T11956] RBP: 00007fff89be2490 R08: 00007fff89be2610 R09: 000000000000000c [ 423.110638][T11956] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a9e74a0b0 [ 423.110639][T11956] R13: 00007fff89be2598 R14: 00007f3aa01fb01a R15: 00007fff89be2988 | [ 424.743569][T12013] softirqs last disabled at (0): 0x0 | [ 424.743571][T12013] Preemption disabled at: | [ 424.743572][T12013] vprintk_emit (kernel/printk/printk.c:2471) | [ 424.743582][T12013] Tainted: [W]=WARN [ 424.743583][T12013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 424.743585][T12013] Call Trace: [ 424.743586][T12013] [ 424.743587][T12013] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 424.743593][T12013] ? vprintk_emit (kernel/printk/printk.c:2471) [ 424.743595][T12013] __might_resched.cold (kernel/sched/core.c:9234) [ 424.743598][T12013] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 424.743602][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743604][T12013] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 424.743607][T12013] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 424.743611][T12013] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 424.743616][T12013] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 424.743618][T12013] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 424.743620][T12013] put_chars (drivers/char/virtio_console.c:1176) [ 424.743622][T12013] ? __send_to_port (drivers/char/virtio_console.c:654) [ 424.743624][T12013] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 424.743626][T12013] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 424.743628][T12013] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 424.743633][T12013] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 424.743635][T12013] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 424.743637][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743638][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743639][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.743642][T12013] console_emit_next_record (kernel/printk/printk.c:3183) [ 424.743646][T12013] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 424.743648][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743649][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743650][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743651][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.743653][T12013] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 424.743655][T12013] console_flush_one_record (kernel/printk/printk.c:3268) [ 424.743658][T12013] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 424.743660][T12013] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 424.743662][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.743664][T12013] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 424.743666][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743667][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.743668][T12013] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 424.743670][T12013] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 424.743671][T12013] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 424.743673][T12013] ? vprintk_emit (kernel/printk/printk.c:2478) [ 424.743675][T12013] vprintk_emit (kernel/printk/printk.c:2479) [ 424.743676][T12013] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 424.743678][T12013] _printk (kernel/printk/printk.c:2504) [ 424.743681][T12013] ? snapshot_read.cold (user.c:?) [ 424.743683][T12013] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 424.743685][T12013] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 424.743689][T12013] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 424.743690][T12013] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 424.743692][T12013] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 424.743696][T12013] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 424.743698][T12013] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 424.743700][T12013] ? netdev_notice (net/core/dev.c:13194) [ 424.743702][T12013] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 424.743709][T12013] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 424.743711][T12013] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 424.743713][T12013] netif_set_promiscuity (net/core/dev.c:9699) [ 424.743716][T12013] dev_set_promiscuity (net/core/dev_api.c:288) [ 424.743718][T12013] ? dev_disable_lro (net/core/dev_api.c:267) [ 424.743719][T12013] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 424.743723][T12013] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 424.743727][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.743729][T12013] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 424.743733][T12013] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 424.743737][T12013] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 424.743741][T12013] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 424.743744][T12013] ? __nla_validate_parse (lib/nlattr.c:635) [ 424.743749][T12013] ? __nla_parse (lib/nlattr.c:732) [ 424.743751][T12013] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 424.743755][T12013] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 424.743757][T12013] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 424.743760][T12013] ? security_capable (security/security.c:660 (discriminator 11)) [ 424.743763][T12013] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 424.743766][T12013] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 424.743768][T12013] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 424.743771][T12013] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 424.743774][T12013] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 424.743776][T12013] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 424.743778][T12013] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 424.743781][T12013] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 424.743783][T12013] ? netlink_ack (./include/linux/skbuff.h:2718) [ 424.743785][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.743787][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743788][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.743790][T12013] genl_rcv (net/netlink/genetlink.c:1218) [ 424.743792][T12013] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 424.743794][T12013] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 424.743796][T12013] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 424.743798][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.743800][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743801][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.743803][T12013] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 424.743805][T12013] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 424.743807][T12013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 424.743809][T12013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 424.743810][T12013] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 424.743813][T12013] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 424.743816][T12013] __sys_sendto (net/socket.c:2281) [ 424.743818][T12013] ? __ia32_sys_getpeername (net/socket.c:2235) [ 424.743820][T12013] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 424.743822][T12013] ? do_futex (kernel/futex/syscalls.c:138) [ 424.743824][T12013] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 424.743827][T12013] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 424.743830][T12013] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 424.743832][T12013] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 424.743834][T12013] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 424.743835][T12013] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 424.743837][T12013] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 424.743838][T12013] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 424.743842][T12013] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 424.743844][T12013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 424.743846][T12013] RIP: 0033:0x7fd65d87e312 [ 424.743848][T12013] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 424.743849][T12013] RSP: 002b:00007ffd2bb650b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 424.743853][T12013] RAX: ffffffffffffffda RBX: 00007ffd2bb651e8 RCX: 00007fd65d87e312 [ 424.743855][T12013] RDX: 0000000000000038 RSI: 00007fd65949bdb0 RDI: 0000000000000023 [ 424.743855][T12013] RBP: 00007ffd2bb650e0 R08: 00007ffd2bb65260 R09: 000000000000000c [ 424.743856][T12013] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd65b6e2190 [ 424.743857][T12013] R13: 00007ffd2bb651e8 R14: 00007fd65d19d01a R15: 00007ffd2bb655d8 | [ 431.619174][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 431.619176][ T12] Preemption disabled at: | [ 431.619177][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 431.619187][ T12] Tainted: [W]=WARN [ 431.619188][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 431.619190][ T12] Workqueue: netns cleanup_net [ 431.619196][ T12] Call Trace: [ 431.619197][ T12] [ 431.619199][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 431.619205][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 431.619206][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 431.619210][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 431.619213][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 431.619215][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619218][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 431.619220][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 431.619223][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 431.619228][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 431.619230][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 431.619232][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 431.619234][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 431.619235][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 431.619237][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 431.619240][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 431.619245][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 431.619246][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 431.619248][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 431.619251][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 431.619253][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619254][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.619256][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 431.619259][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 431.619261][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619262][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619263][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619265][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.619267][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 431.619268][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 431.619271][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 431.619274][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 431.619276][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.619277][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 431.619279][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619280][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 431.619282][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 431.619283][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 431.619285][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 431.619287][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 431.619288][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 431.619290][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 431.619291][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 431.619293][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 431.619300][ T12] _printk (kernel/printk/printk.c:2504) [ 431.619303][ T12] ? snapshot_read.cold (user.c:?) [ 431.619305][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 431.619309][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 431.619311][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 431.619313][ T12] ? netdev_notice (net/core/dev.c:13194) [ 431.619315][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 431.619318][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 431.619320][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 431.619322][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 431.619325][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 431.619327][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 431.619329][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 431.619333][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 431.619338][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 431.619343][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619348][ T12] notifier_call_chain (kernel/notifier.c:85) [ 431.619351][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 431.619354][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 431.619356][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 431.619358][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 431.619360][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 431.619362][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.619364][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 431.619365][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 431.619367][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 431.619370][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 431.619372][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 431.619374][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 431.619377][ T12] cleanup_net (net/core/net_namespace.c:706) [ 431.619379][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 431.619381][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 431.619383][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 431.619384][ T12] process_one_work (kernel/workqueue.c:3387) [ 431.619388][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 431.619391][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 431.619394][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 431.619397][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 431.619399][ T12] kthread (kernel/kthread.c:436) [ 431.619401][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 431.619404][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 431.619406][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 431.619409][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 431.619411][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 431.619413][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 431.619415][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 432.829495][T12226] softirqs last disabled at (0): 0x0 | [ 432.829497][T12226] Preemption disabled at: | [ 432.829498][T12226] vprintk_emit (kernel/printk/printk.c:2471) | [ 432.829508][T12226] Tainted: [W]=WARN [ 432.829510][T12226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 432.829511][T12226] Call Trace: [ 432.829513][T12226] [ 432.829514][T12226] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 432.829520][T12226] ? vprintk_emit (kernel/printk/printk.c:2471) [ 432.829522][T12226] __might_resched.cold (kernel/sched/core.c:9234) [ 432.829525][T12226] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 432.829529][T12226] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 432.829537][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829540][T12226] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 432.829542][T12226] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 432.829546][T12226] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 432.829551][T12226] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 432.829552][T12226] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 432.829555][T12226] put_chars (drivers/char/virtio_console.c:1176) [ 432.829557][T12226] ? __send_to_port (drivers/char/virtio_console.c:654) [ 432.829559][T12226] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 432.829562][T12226] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 432.829567][T12226] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 432.829569][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829570][T12226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 432.829572][T12226] console_emit_next_record (kernel/printk/printk.c:3183) [ 432.829575][T12226] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 432.829577][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829578][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829580][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829581][T12226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 432.829583][T12226] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 432.829584][T12226] console_flush_one_record (kernel/printk/printk.c:3268) [ 432.829587][T12226] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 432.829590][T12226] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 432.829592][T12226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 432.829593][T12226] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 432.829595][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829596][T12226] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 432.829598][T12226] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 432.829599][T12226] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 432.829601][T12226] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 432.829603][T12226] ? vprintk_emit (kernel/printk/printk.c:2478) [ 432.829604][T12226] vprintk_emit (kernel/printk/printk.c:2479) [ 432.829606][T12226] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 432.829608][T12226] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 432.829611][T12226] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 432.829618][T12226] _printk (kernel/printk/printk.c:2504) [ 432.829621][T12226] ? snapshot_read.cold (user.c:?) [ 432.829623][T12226] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 432.829626][T12226] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 432.829629][T12226] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 432.829631][T12226] ? netdev_notice (net/core/dev.c:13194) [ 432.829633][T12226] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 432.829635][T12226] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 432.829638][T12226] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 432.829640][T12226] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 432.829642][T12226] netif_set_promiscuity (net/core/dev.c:9699) [ 432.829645][T12226] dev_set_promiscuity (net/core/dev_api.c:288) [ 432.829647][T12226] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 432.829650][T12226] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 432.829656][T12226] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 432.829659][T12226] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 432.829664][T12226] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 432.829669][T12226] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 432.829673][T12226] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 432.829677][T12226] ? security_capable (security/security.c:660 (discriminator 11)) [ 432.829680][T12226] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 432.829682][T12226] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 432.829685][T12226] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 432.829688][T12226] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 432.829692][T12226] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 432.829695][T12226] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 432.829697][T12226] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 432.829699][T12226] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 432.829701][T12226] ? netlink_ack (./include/linux/skbuff.h:2718) [ 432.829704][T12226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 432.829706][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829707][T12226] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 432.829709][T12226] genl_rcv (net/netlink/genetlink.c:1218) [ 432.829711][T12226] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 432.829713][T12226] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 432.829715][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829717][T12226] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 432.829719][T12226] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 432.829721][T12226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 432.829723][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829724][T12226] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 432.829727][T12226] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 432.829730][T12226] __sys_sendto (net/socket.c:2281) [ 432.829732][T12226] ? __ia32_sys_getpeername (net/socket.c:2235) [ 432.829736][T12226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 432.829737][T12226] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 432.829739][T12226] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 432.829741][T12226] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 432.829744][T12226] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 432.829745][T12226] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 432.829747][T12226] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 432.829751][T12226] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 432.829753][T12226] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 432.829755][T12226] RIP: 0033:0x7fc522f21312 [ 432.829757][T12226] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 432.829758][T12226] RSP: 002b:00007ffdbac2a2c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 432.829762][T12226] RAX: ffffffffffffffda RBX: 00007ffdbac2a3f8 RCX: 00007fc522f21312 [ 432.829764][T12226] RDX: 0000000000000028 RSI: 00007fc520375440 RDI: 0000000000000023 [ 432.829765][T12226] RBP: 00007ffdbac2a2f0 R08: 00007ffdbac2a470 R09: 000000000000000c [ 432.829766][T12226] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc520d7dfd0 [ 432.829767][T12226] R13: 00007ffdbac2a3f8 R14: 00007fc52284001a R15: 00007ffdbac2a7e8 | [ 435.372137][T12346] softirqs last disabled at (0): 0x0 | [ 435.372139][T12346] Preemption disabled at: | [ 435.372140][T12346] vprintk_emit (kernel/printk/printk.c:2471) | [ 435.372150][T12346] Tainted: [W]=WARN [ 435.372151][T12346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 435.372153][T12346] Call Trace: [ 435.372154][T12346] [ 435.372156][T12346] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 435.372161][T12346] ? vprintk_emit (kernel/printk/printk.c:2471) [ 435.372163][T12346] __might_resched.cold (kernel/sched/core.c:9234) [ 435.372167][T12346] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 435.372170][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372173][T12346] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 435.372176][T12346] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 435.372179][T12346] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 435.372184][T12346] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 435.372186][T12346] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 435.372189][T12346] put_chars (drivers/char/virtio_console.c:1176) [ 435.372190][T12346] ? __send_to_port (drivers/char/virtio_console.c:654) [ 435.372192][T12346] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 435.372195][T12346] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 435.372200][T12346] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 435.372202][T12346] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 435.372204][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372205][T12346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.372208][T12346] console_emit_next_record (kernel/printk/printk.c:3183) [ 435.372210][T12346] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 435.372213][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372214][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372215][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372216][T12346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.372218][T12346] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 435.372220][T12346] console_flush_one_record (kernel/printk/printk.c:3268) [ 435.372222][T12346] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 435.372225][T12346] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 435.372227][T12346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.372229][T12346] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 435.372231][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372232][T12346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 435.372233][T12346] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 435.372235][T12346] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 435.372236][T12346] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 435.372238][T12346] ? vprintk_emit (kernel/printk/printk.c:2478) [ 435.372240][T12346] vprintk_emit (kernel/printk/printk.c:2479) [ 435.372242][T12346] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 435.372243][T12346] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 435.372245][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372246][T12346] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 435.372250][T12346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.372252][T12346] _printk (kernel/printk/printk.c:2504) [ 435.372255][T12346] ? snapshot_read.cold (user.c:?) [ 435.372257][T12346] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 435.372261][T12346] ? idr_get_free (??:?) [ 435.372263][T12346] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 435.372266][T12346] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 435.372274][T12346] ? nla_get_range_signed (lib/nlattr.c:270) [ 435.372278][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372279][T12346] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 435.372282][T12346] __nla_validate_parse (lib/nlattr.c:635) [ 435.372285][T12346] __nla_parse (lib/nlattr.c:732) [ 435.372288][T12346] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 435.372290][T12346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 435.372292][T12346] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 435.372294][T12346] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 435.372298][T12346] ? security_capable (security/security.c:660 (discriminator 11)) [ 435.372301][T12346] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 435.372303][T12346] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 435.372307][T12346] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 435.372313][T12346] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 435.372316][T12346] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 435.372318][T12346] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 435.372321][T12346] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 435.372322][T12346] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 435.372325][T12346] ? netlink_ack (./include/linux/skbuff.h:2718) [ 435.372328][T12346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.372329][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372331][T12346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 435.372333][T12346] genl_rcv (net/netlink/genetlink.c:1218) [ 435.372334][T12346] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 435.372337][T12346] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 435.372339][T12346] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 435.372342][T12346] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 435.372347][T12346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 435.372349][T12346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 435.372351][T12346] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 435.372354][T12346] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 435.372357][T12346] __sys_sendto (net/socket.c:2281) [ 435.372359][T12346] ? __ia32_sys_getpeername (net/socket.c:2235) [ 435.372363][T12346] ? fput_close_sync (fs/file_table.c:617) [ 435.372366][T12346] ? alloc_file_clone (fs/file_table.c:479) [ 435.372368][T12346] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 435.372370][T12346] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 435.372372][T12346] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 435.372373][T12346] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 435.372375][T12346] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 435.372378][T12346] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 435.372380][T12346] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 435.372382][T12346] RIP: 0033:0x7fb970bd6312 [ 435.372384][T12346] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 435.372386][T12346] RSP: 002b:00007fffb4aa0f58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 435.372389][T12346] RAX: ffffffffffffffda RBX: 00007fffb4aa1088 RCX: 00007fb970bd6312 [ 435.372391][T12346] RDX: 0000000000000044 RSI: 00007fb96c7a7280 RDI: 0000000000000020 [ 435.372392][T12346] RBP: 00007fffb4aa0f80 R08: 00007fffb4aa1100 R09: 000000000000000c [ 435.372393][T12346] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb96ea3a0b0 [ 435.372394][T12346] R13: 00007fffb4aa1088 R14: 00007fb9704f501a R15: 00007fffb4aa1478 | [ 436.918919][T12403] softirqs last disabled at (0): 0x0 | [ 436.918921][T12403] Preemption disabled at: | [ 436.918922][T12403] vprintk_emit (kernel/printk/printk.c:2471) | [ 436.918933][T12403] Tainted: [W]=WARN [ 436.918934][T12403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 436.918935][T12403] Call Trace: [ 436.918937][T12403] [ 436.918938][T12403] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 436.918944][T12403] ? vprintk_emit (kernel/printk/printk.c:2471) [ 436.918945][T12403] __might_resched.cold (kernel/sched/core.c:9234) [ 436.918949][T12403] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 436.918953][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.918955][T12403] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 436.918958][T12403] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 436.918962][T12403] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 436.918967][T12403] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 436.918969][T12403] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 436.918971][T12403] put_chars (drivers/char/virtio_console.c:1176) [ 436.918973][T12403] ? __send_to_port (drivers/char/virtio_console.c:654) [ 436.918975][T12403] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 436.918977][T12403] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 436.918980][T12403] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 436.918985][T12403] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 436.918987][T12403] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 436.918988][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.918990][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.918991][T12403] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.918993][T12403] console_emit_next_record (kernel/printk/printk.c:3183) [ 436.918996][T12403] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 436.918999][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.919000][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.919001][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.919002][T12403] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.919004][T12403] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 436.919006][T12403] console_flush_one_record (kernel/printk/printk.c:3268) [ 436.919008][T12403] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 436.919011][T12403] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 436.919013][T12403] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.919015][T12403] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 436.919017][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.919018][T12403] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 436.919019][T12403] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 436.919021][T12403] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 436.919023][T12403] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 436.919025][T12403] ? vprintk_emit (kernel/printk/printk.c:2478) [ 436.919026][T12403] vprintk_emit (kernel/printk/printk.c:2479) [ 436.919028][T12403] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 436.919031][T12403] _printk (kernel/printk/printk.c:2504) [ 436.919034][T12403] ? snapshot_read.cold (user.c:?) [ 436.919036][T12403] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 436.919038][T12403] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 436.919042][T12403] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 436.919044][T12403] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 436.919046][T12403] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 436.919049][T12403] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 436.919051][T12403] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 436.919054][T12403] ? netdev_notice (net/core/dev.c:13194) [ 436.919055][T12403] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 436.919063][T12403] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 436.919065][T12403] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 436.919067][T12403] netif_set_promiscuity (net/core/dev.c:9699) [ 436.919070][T12403] dev_set_promiscuity (net/core/dev_api.c:288) [ 436.919071][T12403] ? dev_disable_lro (net/core/dev_api.c:267) [ 436.919073][T12403] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 436.919077][T12403] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 436.919081][T12403] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 436.919083][T12403] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 436.919088][T12403] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 436.919091][T12403] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 436.919095][T12403] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 436.919099][T12403] ? __nla_validate_parse (lib/nlattr.c:635) [ 436.919103][T12403] ? __nla_parse (lib/nlattr.c:732) [ 436.919105][T12403] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 436.919109][T12403] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 436.919112][T12403] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 436.919115][T12403] ? security_capable (security/security.c:660 (discriminator 11)) [ 436.919119][T12403] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 436.919121][T12403] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 436.919123][T12403] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 436.919127][T12403] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 436.919130][T12403] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 436.919132][T12403] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 436.919135][T12403] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 436.919137][T12403] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 436.919139][T12403] ? netlink_ack (./include/linux/skbuff.h:2718) [ 436.919142][T12403] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.919144][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.919145][T12403] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 436.919147][T12403] genl_rcv (net/netlink/genetlink.c:1218) [ 436.919149][T12403] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 436.919151][T12403] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 436.919153][T12403] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 436.919156][T12403] ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3)) [ 436.919159][T12403] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 436.919161][T12403] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 436.919163][T12403] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.919165][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.919166][T12403] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 436.919169][T12403] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 436.919172][T12403] __sys_sendto (net/socket.c:2281) [ 436.919174][T12403] ? __ia32_sys_getpeername (net/socket.c:2235) [ 436.919177][T12403] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 436.919179][T12403] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 436.919181][T12403] ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1)) [ 436.919184][T12403] ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1)) [ 436.919187][T12403] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 436.919189][T12403] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 436.919191][T12403] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 436.919193][T12403] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 436.919194][T12403] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 436.919198][T12403] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 436.919200][T12403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 436.919202][T12403] RIP: 0033:0x7f15e2e5a312 [ 436.919204][T12403] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 436.919206][T12403] RSP: 002b:00007ffe7e695f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 436.919210][T12403] RAX: ffffffffffffffda RBX: 00007ffe7e696068 RCX: 00007f15e2e5a312 [ 436.919211][T12403] RDX: 0000000000000038 RSI: 00007f15e00d1970 RDI: 0000000000000023 [ 436.919213][T12403] RBP: 00007ffe7e695f60 R08: 00007ffe7e6960e0 R09: 000000000000000c [ 436.919213][T12403] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f15e0cbe190 [ 436.919214][T12403] R13: 00007ffe7e696068 R14: 00007f15e277901a R15: 00007ffe7e696458 | [ 443.559488][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 443.559490][ T12] Preemption disabled at: | [ 443.559491][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 443.559501][ T12] Tainted: [W]=WARN [ 443.559502][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 443.559504][ T12] Workqueue: netns cleanup_net [ 443.559510][ T12] Call Trace: [ 443.559511][ T12] [ 443.559512][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 443.559518][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 443.559520][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 443.559523][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 443.559527][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 443.559529][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559531][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 443.559534][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 443.559537][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 443.559542][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 443.559544][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 443.559546][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 443.559548][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 443.559549][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 443.559551][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 443.559554][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 443.559558][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 443.559560][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 443.559562][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 443.559565][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 443.559566][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559568][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.559576][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 443.559579][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 443.559581][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559582][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559583][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559584][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.559586][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 443.559588][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 443.559591][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 443.559594][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 443.559595][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.559597][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 443.559599][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559600][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 443.559602][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 443.559603][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 443.559605][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 443.559607][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 443.559608][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 443.559610][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 443.559611][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 443.559613][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 443.559620][ T12] _printk (kernel/printk/printk.c:2504) [ 443.559623][ T12] ? snapshot_read.cold (user.c:?) [ 443.559625][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 443.559629][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 443.559631][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 443.559633][ T12] ? netdev_notice (net/core/dev.c:13194) [ 443.559635][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 443.559638][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 443.559641][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 443.559642][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 443.559644][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 443.559647][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 443.559649][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 443.559652][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 443.559658][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 443.559663][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559665][ T12] notifier_call_chain (kernel/notifier.c:85) [ 443.559668][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 443.559670][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 443.559672][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 443.559674][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 443.559676][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 443.559678][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.559680][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 443.559681][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 443.559683][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 443.559686][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 443.559689][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 443.559690][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 443.559693][ T12] cleanup_net (net/core/net_namespace.c:706) [ 443.559695][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 443.559697][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 443.559699][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 443.559701][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 443.559703][ T12] process_one_work (kernel/workqueue.c:3387) [ 443.559707][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 443.559709][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 443.559712][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 443.559715][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 443.559717][ T12] kthread (kernel/kthread.c:436) [ 443.559719][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 443.559722][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 443.559724][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 443.559727][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 443.559729][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 443.559732][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 443.559734][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 444.852397][T12617] softirqs last disabled at (0): 0x0 | [ 444.852398][T12617] Preemption disabled at: | [ 444.852399][T12617] vprintk_emit (kernel/printk/printk.c:2471) | [ 444.852410][T12617] Tainted: [W]=WARN [ 444.852411][T12617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 444.852413][T12617] Call Trace: [ 444.852415][T12617] [ 444.852416][T12617] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 444.852422][T12617] ? vprintk_emit (kernel/printk/printk.c:2471) [ 444.852423][T12617] __might_resched.cold (kernel/sched/core.c:9234) [ 444.852427][T12617] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 444.852431][T12617] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 444.852434][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852437][T12617] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 444.852440][T12617] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 444.852443][T12617] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 444.852449][T12617] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 444.852451][T12617] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 444.852454][T12617] put_chars (drivers/char/virtio_console.c:1176) [ 444.852455][T12617] ? __send_to_port (drivers/char/virtio_console.c:654) [ 444.852457][T12617] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 444.852460][T12617] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 444.852465][T12617] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 444.852467][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852468][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.852471][T12617] console_emit_next_record (kernel/printk/printk.c:3183) [ 444.852474][T12617] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 444.852476][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852477][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.852479][T12617] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 444.852481][T12617] console_flush_one_record (kernel/printk/printk.c:3268) [ 444.852484][T12617] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 444.852487][T12617] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 444.852489][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.852490][T12617] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 444.852492][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852493][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 444.852495][T12617] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 444.852497][T12617] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 444.852498][T12617] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 444.852500][T12617] ? vprintk_emit (kernel/printk/printk.c:2478) [ 444.852502][T12617] vprintk_emit (kernel/printk/printk.c:2479) [ 444.852503][T12617] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 444.852505][T12617] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 444.852508][T12617] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 444.852515][T12617] _printk (kernel/printk/printk.c:2504) [ 444.852518][T12617] ? snapshot_read.cold (user.c:?) [ 444.852520][T12617] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 444.852524][T12617] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 444.852526][T12617] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 444.852528][T12617] ? netdev_notice (net/core/dev.c:13194) [ 444.852530][T12617] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 444.852532][T12617] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 444.852535][T12617] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 444.852537][T12617] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 444.852539][T12617] netif_set_promiscuity (net/core/dev.c:9699) [ 444.852542][T12617] dev_set_promiscuity (net/core/dev_api.c:288) [ 444.852543][T12617] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 444.852546][T12617] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 444.852552][T12617] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 444.852555][T12617] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 444.852560][T12617] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 444.852565][T12617] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 444.852569][T12617] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 444.852573][T12617] ? security_capable (security/security.c:660 (discriminator 11)) [ 444.852581][T12617] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 444.852583][T12617] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 444.852586][T12617] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 444.852589][T12617] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 444.852592][T12617] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 444.852596][T12617] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 444.852598][T12617] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 444.852600][T12617] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 444.852603][T12617] ? netlink_ack (./include/linux/skbuff.h:2718) [ 444.852605][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.852607][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852608][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 444.852610][T12617] genl_rcv (net/netlink/genetlink.c:1218) [ 444.852612][T12617] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 444.852615][T12617] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 444.852617][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852619][T12617] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 444.852621][T12617] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 444.852623][T12617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 444.852625][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852626][T12617] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 444.852629][T12617] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 444.852632][T12617] __sys_sendto (net/socket.c:2281) [ 444.852634][T12617] ? __ia32_sys_getpeername (net/socket.c:2235) [ 444.852638][T12617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 444.852639][T12617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 444.852642][T12617] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 444.852644][T12617] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 444.852647][T12617] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 444.852649][T12617] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 444.852650][T12617] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 444.852654][T12617] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 444.852656][T12617] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 444.852658][T12617] RIP: 0033:0x7f5d98aa8312 [ 444.852660][T12617] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 444.852662][T12617] RSP: 002b:00007ffcb89f4148 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 444.852666][T12617] RAX: ffffffffffffffda RBX: 00007ffcb89f4278 RCX: 00007f5d98aa8312 [ 444.852668][T12617] RDX: 0000000000000028 RSI: 00007f5d94519d70 RDI: 0000000000000023 [ 444.852669][T12617] RBP: 00007ffcb89f4170 R08: 00007ffcb89f42f0 R09: 000000000000000c [ 444.852670][T12617] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d96915fd0 [ 444.852671][T12617] R13: 00007ffcb89f4278 R14: 00007f5d983c701a R15: 00007ffcb89f4668 | [ 447.387821][T12725] softirqs last disabled at (0): 0x0 | [ 447.387823][T12725] Preemption disabled at: | [ 447.387824][T12725] vprintk_emit (kernel/printk/printk.c:2471) | [ 447.387835][T12725] Tainted: [W]=WARN [ 447.387835][T12725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 447.387837][T12725] Call Trace: [ 447.387839][T12725] [ 447.387840][T12725] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 447.387846][T12725] ? vprintk_emit (kernel/printk/printk.c:2471) [ 447.387847][T12725] __might_resched.cold (kernel/sched/core.c:9234) [ 447.387851][T12725] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 447.387854][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387857][T12725] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 447.387860][T12725] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 447.387864][T12725] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 447.387869][T12725] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 447.387870][T12725] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 447.387873][T12725] put_chars (drivers/char/virtio_console.c:1176) [ 447.387875][T12725] ? __send_to_port (drivers/char/virtio_console.c:654) [ 447.387876][T12725] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 447.387879][T12725] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 447.387883][T12725] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 447.387885][T12725] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 447.387887][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387889][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.387891][T12725] console_emit_next_record (kernel/printk/printk.c:3183) [ 447.387894][T12725] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 447.387896][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387897][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387898][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387899][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.387901][T12725] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 447.387903][T12725] console_flush_one_record (kernel/printk/printk.c:3268) [ 447.387905][T12725] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 447.387908][T12725] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 447.387910][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.387911][T12725] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 447.387913][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387914][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 447.387916][T12725] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 447.387917][T12725] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 447.387919][T12725] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 447.387921][T12725] ? vprintk_emit (kernel/printk/printk.c:2478) [ 447.387922][T12725] vprintk_emit (kernel/printk/printk.c:2479) [ 447.387924][T12725] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 447.387925][T12725] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 447.387927][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387928][T12725] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 447.387932][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.387934][T12725] _printk (kernel/printk/printk.c:2504) [ 447.387937][T12725] ? snapshot_read.cold (user.c:?) [ 447.387938][T12725] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 447.387942][T12725] ? idr_get_free (??:?) [ 447.387944][T12725] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 447.387947][T12725] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 447.387955][T12725] ? nla_get_range_signed (lib/nlattr.c:270) [ 447.387959][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.387960][T12725] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 447.387963][T12725] __nla_validate_parse (lib/nlattr.c:635) [ 447.387966][T12725] __nla_parse (lib/nlattr.c:732) [ 447.387968][T12725] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 447.387970][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 447.387972][T12725] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 447.387975][T12725] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 447.387978][T12725] ? security_capable (security/security.c:660 (discriminator 11)) [ 447.387981][T12725] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 447.387983][T12725] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 447.387986][T12725] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 447.387993][T12725] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 447.387996][T12725] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 447.387998][T12725] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 447.388000][T12725] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 447.388002][T12725] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 447.388004][T12725] ? netlink_ack (./include/linux/skbuff.h:2718) [ 447.388007][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.388008][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.388010][T12725] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 447.388011][T12725] genl_rcv (net/netlink/genetlink.c:1218) [ 447.388013][T12725] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 447.388016][T12725] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 447.388018][T12725] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 447.388020][T12725] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 447.388022][T12725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 447.388024][T12725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 447.388026][T12725] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 447.388029][T12725] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 447.388032][T12725] __sys_sendto (net/socket.c:2281) [ 447.388034][T12725] ? __ia32_sys_getpeername (net/socket.c:2235) [ 447.388038][T12725] ? fput_close_sync (fs/file_table.c:617) [ 447.388041][T12725] ? alloc_file_clone (fs/file_table.c:479) [ 447.388044][T12725] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 447.388045][T12725] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 447.388047][T12725] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 447.388048][T12725] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 447.388050][T12725] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 447.388052][T12725] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 447.388055][T12725] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 447.388056][T12725] RIP: 0033:0x7fb1a2d20312 [ 447.388058][T12725] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 447.388061][T12725] RSP: 002b:00007ffce26af748 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 447.388064][T12725] RAX: ffffffffffffffda RBX: 00007ffce26af878 RCX: 00007fb1a2d20312 [ 447.388066][T12725] RDX: 0000000000000044 RSI: 00007fb1a0128bc0 RDI: 0000000000000020 [ 447.388067][T12725] RBP: 00007ffce26af770 R08: 00007ffce26af8f0 R09: 000000000000000c [ 447.388068][T12725] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1a0b8e0b0 [ 447.388069][T12725] R13: 00007ffce26af878 R14: 00007fb1a263f01a R15: 00007ffce26afc68 | [ 448.861335][T12782] softirqs last disabled at (0): 0x0 | [ 448.861337][T12782] Preemption disabled at: | [ 448.861338][T12782] vprintk_emit (kernel/printk/printk.c:2471) | [ 448.861351][T12782] Tainted: [W]=WARN [ 448.861352][T12782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 448.861353][T12782] Call Trace: [ 448.861355][T12782] [ 448.861356][T12782] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 448.861362][T12782] ? vprintk_emit (kernel/printk/printk.c:2471) [ 448.861363][T12782] __might_resched.cold (kernel/sched/core.c:9234) [ 448.861367][T12782] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 448.861370][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861373][T12782] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 448.861376][T12782] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 448.861379][T12782] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 448.861384][T12782] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 448.861386][T12782] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 448.861388][T12782] put_chars (drivers/char/virtio_console.c:1176) [ 448.861390][T12782] ? __send_to_port (drivers/char/virtio_console.c:654) [ 448.861391][T12782] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 448.861394][T12782] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 448.861396][T12782] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 448.861400][T12782] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 448.861402][T12782] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 448.861404][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861405][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861406][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 448.861409][T12782] console_emit_next_record (kernel/printk/printk.c:3183) [ 448.861412][T12782] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 448.861414][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861415][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861416][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861417][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 448.861419][T12782] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 448.861420][T12782] console_flush_one_record (kernel/printk/printk.c:3268) [ 448.861423][T12782] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 448.861426][T12782] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 448.861427][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 448.861429][T12782] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 448.861431][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861431][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 448.861433][T12782] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 448.861434][T12782] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 448.861436][T12782] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 448.861438][T12782] ? vprintk_emit (kernel/printk/printk.c:2478) [ 448.861440][T12782] vprintk_emit (kernel/printk/printk.c:2479) [ 448.861441][T12782] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 448.861443][T12782] _printk (kernel/printk/printk.c:2504) [ 448.861446][T12782] ? snapshot_read.cold (user.c:?) [ 448.861448][T12782] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 448.861450][T12782] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 448.861454][T12782] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 448.861455][T12782] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 448.861457][T12782] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 448.861460][T12782] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 448.861462][T12782] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 448.861464][T12782] ? netdev_notice (net/core/dev.c:13194) [ 448.861466][T12782] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 448.861473][T12782] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 448.861475][T12782] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 448.861477][T12782] netif_set_promiscuity (net/core/dev.c:9699) [ 448.861480][T12782] dev_set_promiscuity (net/core/dev_api.c:288) [ 448.861481][T12782] ? dev_disable_lro (net/core/dev_api.c:267) [ 448.861483][T12782] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 448.861487][T12782] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 448.861491][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 448.861493][T12782] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 448.861497][T12782] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 448.861500][T12782] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 448.861504][T12782] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 448.861507][T12782] ? __nla_validate_parse (lib/nlattr.c:635) [ 448.861512][T12782] ? __nla_parse (lib/nlattr.c:732) [ 448.861514][T12782] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 448.861518][T12782] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 448.861520][T12782] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 448.861523][T12782] ? security_capable (security/security.c:660 (discriminator 11)) [ 448.861526][T12782] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 448.861529][T12782] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 448.861531][T12782] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 448.861534][T12782] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 448.861537][T12782] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 448.861539][T12782] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 448.861541][T12782] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 448.861543][T12782] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 448.861545][T12782] ? netlink_ack (./include/linux/skbuff.h:2718) [ 448.861548][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 448.861550][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861551][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 448.861553][T12782] genl_rcv (net/netlink/genetlink.c:1218) [ 448.861555][T12782] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 448.861557][T12782] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 448.861559][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 448.861560][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861561][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 448.861563][T12782] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 448.861565][T12782] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 448.861567][T12782] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 448.861569][T12782] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 448.861570][T12782] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 448.861573][T12782] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 448.861576][T12782] __sys_sendto (net/socket.c:2281) [ 448.861578][T12782] ? __ia32_sys_getpeername (net/socket.c:2235) [ 448.861580][T12782] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 448.861582][T12782] ? do_futex (kernel/futex/syscalls.c:138) [ 448.861585][T12782] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 448.861587][T12782] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 448.861595][T12782] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 448.861597][T12782] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 448.861599][T12782] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 448.861601][T12782] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 448.861602][T12782] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 448.861606][T12782] ? irq_exit_rcu (kernel/softirq.c:786) [ 448.861609][T12782] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 448.861611][T12782] RIP: 0033:0x7f1d6a5ac312 [ 448.861612][T12782] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 448.861614][T12782] RSP: 002b:00007ffc12ee3b48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 448.861618][T12782] RAX: ffffffffffffffda RBX: 00007ffc12ee3c78 RCX: 00007f1d6a5ac312 [ 448.861620][T12782] RDX: 0000000000000038 RSI: 00007f1d661d1a30 RDI: 0000000000000023 [ 448.861621][T12782] RBP: 00007ffc12ee3b70 R08: 00007ffc12ee3cf0 R09: 000000000000000c [ 448.861622][T12782] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1d6841a190 [ 448.861623][T12782] R13: 00007ffc12ee3c78 R14: 00007f1d69ecb01a R15: 00007ffc12ee4068 | [ 455.507891][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 455.507893][ T12] Preemption disabled at: | [ 455.507894][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 455.507903][ T12] Tainted: [W]=WARN [ 455.507904][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 455.507905][ T12] Workqueue: netns cleanup_net [ 455.507911][ T12] Call Trace: [ 455.507913][ T12] [ 455.507914][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 455.507920][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 455.507921][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 455.507925][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 455.507928][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 455.507930][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.507932][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 455.507936][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 455.507939][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 455.507943][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 455.507945][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 455.507947][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 455.507949][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 455.507950][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 455.507952][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 455.507954][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 455.507959][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 455.507961][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 455.507963][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 455.507965][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 455.507967][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.507968][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 455.507970][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 455.507973][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 455.507975][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.507976][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.507977][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.507978][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 455.507980][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 455.507982][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 455.507984][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 455.507987][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 455.507989][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 455.507991][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 455.507992][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.507993][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 455.507995][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 455.507996][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 455.507998][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 455.508000][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 455.508001][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 455.508003][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 455.508004][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 455.508006][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 455.508013][ T12] _printk (kernel/printk/printk.c:2504) [ 455.508016][ T12] ? snapshot_read.cold (user.c:?) [ 455.508018][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 455.508021][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 455.508023][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 455.508026][ T12] ? netdev_notice (net/core/dev.c:13194) [ 455.508027][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 455.508030][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 455.508033][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 455.508035][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 455.508037][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 455.508040][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 455.508041][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 455.508044][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 455.508050][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 455.508054][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.508056][ T12] notifier_call_chain (kernel/notifier.c:85) [ 455.508059][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 455.508061][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 455.508063][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 455.508065][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 455.508067][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 455.508069][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 455.508070][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 455.508072][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 455.508074][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 455.508077][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 455.508079][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 455.508081][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 455.508083][ T12] cleanup_net (net/core/net_namespace.c:706) [ 455.508085][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 455.508087][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 455.508089][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 455.508090][ T12] process_one_work (kernel/workqueue.c:3387) [ 455.508094][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 455.508097][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 455.508099][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 455.508102][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 455.508104][ T12] kthread (kernel/kthread.c:436) [ 455.508106][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 455.508109][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 455.508111][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 455.508114][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 455.508116][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 455.508119][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 455.508121][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 456.703174][T12995] softirqs last disabled at (0): 0x0 | [ 456.703176][T12995] Preemption disabled at: | [ 456.703176][T12995] vprintk_emit (kernel/printk/printk.c:2471) | [ 456.703186][T12995] Tainted: [W]=WARN [ 456.703187][T12995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 456.703188][T12995] Call Trace: [ 456.703190][T12995] [ 456.703191][T12995] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 456.703197][T12995] ? vprintk_emit (kernel/printk/printk.c:2471) [ 456.703198][T12995] __might_resched.cold (kernel/sched/core.c:9234) [ 456.703201][T12995] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 456.703205][T12995] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 456.703208][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703210][T12995] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 456.703213][T12995] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 456.703216][T12995] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 456.703220][T12995] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 456.703222][T12995] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 456.703225][T12995] put_chars (drivers/char/virtio_console.c:1176) [ 456.703226][T12995] ? __send_to_port (drivers/char/virtio_console.c:654) [ 456.703228][T12995] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 456.703231][T12995] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 456.703235][T12995] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 456.703237][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703238][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 456.703241][T12995] console_emit_next_record (kernel/printk/printk.c:3183) [ 456.703243][T12995] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 456.703245][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703246][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703247][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703248][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 456.703250][T12995] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 456.703252][T12995] console_flush_one_record (kernel/printk/printk.c:3268) [ 456.703254][T12995] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 456.703257][T12995] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 456.703259][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 456.703260][T12995] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 456.703262][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703263][T12995] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 456.703265][T12995] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 456.703266][T12995] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 456.703268][T12995] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 456.703270][T12995] ? vprintk_emit (kernel/printk/printk.c:2478) [ 456.703271][T12995] vprintk_emit (kernel/printk/printk.c:2479) [ 456.703273][T12995] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 456.703274][T12995] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 456.703278][T12995] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 456.703284][T12995] _printk (kernel/printk/printk.c:2504) [ 456.703287][T12995] ? snapshot_read.cold (user.c:?) [ 456.703289][T12995] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 456.703292][T12995] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 456.703294][T12995] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 456.703296][T12995] ? netdev_notice (net/core/dev.c:13194) [ 456.703298][T12995] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 456.703301][T12995] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 456.703304][T12995] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 456.703305][T12995] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 456.703307][T12995] netif_set_promiscuity (net/core/dev.c:9699) [ 456.703310][T12995] dev_set_promiscuity (net/core/dev_api.c:288) [ 456.703312][T12995] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 456.703315][T12995] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 456.703320][T12995] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 456.703324][T12995] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 456.703328][T12995] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 456.703333][T12995] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 456.703337][T12995] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 456.703340][T12995] ? security_capable (security/security.c:660 (discriminator 11)) [ 456.703346][T12995] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 456.703349][T12995] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 456.703351][T12995] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 456.703355][T12995] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 456.703358][T12995] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 456.703361][T12995] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 456.703363][T12995] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 456.703365][T12995] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 456.703367][T12995] ? netlink_ack (./include/linux/skbuff.h:2718) [ 456.703370][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 456.703371][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703373][T12995] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 456.703375][T12995] genl_rcv (net/netlink/genetlink.c:1218) [ 456.703376][T12995] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 456.703379][T12995] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 456.703381][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703382][T12995] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 456.703384][T12995] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 456.703386][T12995] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 456.703388][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703389][T12995] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 456.703392][T12995] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 456.703395][T12995] __sys_sendto (net/socket.c:2281) [ 456.703397][T12995] ? __ia32_sys_getpeername (net/socket.c:2235) [ 456.703401][T12995] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 456.703402][T12995] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 456.703404][T12995] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 456.703406][T12995] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 456.703409][T12995] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 456.703410][T12995] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 456.703412][T12995] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 456.703415][T12995] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 456.703417][T12995] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 456.703419][T12995] RIP: 0033:0x7f7d18bd8312 [ 456.703421][T12995] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 456.703423][T12995] RSP: 002b:00007fff600c6708 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 456.703427][T12995] RAX: ffffffffffffffda RBX: 00007fff600c6838 RCX: 00007f7d18bd8312 [ 456.703428][T12995] RDX: 0000000000000028 RSI: 00007f7d14648b70 RDI: 0000000000000023 [ 456.703429][T12995] RBP: 00007fff600c6730 R08: 00007fff600c68b0 R09: 000000000000000c [ 456.703430][T12995] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7d16a45fd0 [ 456.703431][T12995] R13: 00007fff600c6838 R14: 00007f7d184f701a R15: 00007fff600c6c28 | [ 459.539740][T13115] softirqs last disabled at (0): 0x0 | [ 459.539742][T13115] Preemption disabled at: | [ 459.539742][T13115] vprintk_emit (kernel/printk/printk.c:2471) | [ 459.539753][T13115] Tainted: [W]=WARN [ 459.539754][T13115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 459.539756][T13115] Call Trace: [ 459.539758][T13115] [ 459.539759][T13115] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 459.539765][T13115] ? vprintk_emit (kernel/printk/printk.c:2471) [ 459.539766][T13115] __might_resched.cold (kernel/sched/core.c:9234) [ 459.539770][T13115] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 459.539774][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539776][T13115] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 459.539779][T13115] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 459.539782][T13115] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 459.539787][T13115] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 459.539789][T13115] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 459.539792][T13115] put_chars (drivers/char/virtio_console.c:1176) [ 459.539794][T13115] ? __send_to_port (drivers/char/virtio_console.c:654) [ 459.539795][T13115] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 459.539798][T13115] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 459.539803][T13115] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 459.539805][T13115] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 459.539807][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539808][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.539811][T13115] console_emit_next_record (kernel/printk/printk.c:3183) [ 459.539814][T13115] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 459.539816][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539817][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539818][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539819][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.539821][T13115] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 459.539823][T13115] console_flush_one_record (kernel/printk/printk.c:3268) [ 459.539825][T13115] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 459.539828][T13115] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 459.539830][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.539832][T13115] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 459.539834][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539835][T13115] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 459.539836][T13115] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 459.539838][T13115] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 459.539839][T13115] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 459.539841][T13115] ? vprintk_emit (kernel/printk/printk.c:2478) [ 459.539843][T13115] vprintk_emit (kernel/printk/printk.c:2479) [ 459.539845][T13115] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 459.539846][T13115] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 459.539848][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539849][T13115] ? genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 459.539853][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.539855][T13115] _printk (kernel/printk/printk.c:2504) [ 459.539858][T13115] ? snapshot_read.cold (user.c:?) [ 459.539859][T13115] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 459.539863][T13115] ? idr_get_free (??:?) [ 459.539865][T13115] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 459.539868][T13115] validate_nla.cold (lib/nlattr.c:414 (discriminator 4)) [ 459.539876][T13115] ? nla_get_range_signed (lib/nlattr.c:270) [ 459.539880][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539881][T13115] ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22)) [ 459.539884][T13115] __nla_validate_parse (lib/nlattr.c:635) [ 459.539888][T13115] __nla_parse (lib/nlattr.c:732) [ 459.539890][T13115] genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 459.539892][T13115] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 459.539894][T13115] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092) [ 459.539897][T13115] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 459.539900][T13115] ? security_capable (security/security.c:660 (discriminator 11)) [ 459.539903][T13115] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 459.539905][T13115] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 459.539908][T13115] ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch [ 459.539915][T13115] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 459.539919][T13115] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 459.539921][T13115] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 459.539923][T13115] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 459.539925][T13115] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 459.539927][T13115] ? netlink_ack (./include/linux/skbuff.h:2718) [ 459.539930][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.539932][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539933][T13115] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 459.539935][T13115] genl_rcv (net/netlink/genetlink.c:1218) [ 459.539937][T13115] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 459.539939][T13115] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 459.539942][T13115] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 459.539944][T13115] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 459.539946][T13115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 459.539948][T13115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 459.539949][T13115] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 459.539952][T13115] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 459.539956][T13115] __sys_sendto (net/socket.c:2281) [ 459.539958][T13115] ? __ia32_sys_getpeername (net/socket.c:2235) [ 459.539962][T13115] ? fput_close_sync (fs/file_table.c:617) [ 459.539965][T13115] ? alloc_file_clone (fs/file_table.c:479) [ 459.539967][T13115] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 459.539969][T13115] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 459.539970][T13115] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 459.539972][T13115] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 459.539973][T13115] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 459.539976][T13115] ? irq_exit_rcu (kernel/softirq.c:786) [ 459.539978][T13115] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 459.539981][T13115] RIP: 0033:0x7fc5823c2312 [ 459.539983][T13115] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 459.539985][T13115] RSP: 002b:00007ffed6bee0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 459.539988][T13115] RAX: ffffffffffffffda RBX: 00007ffed6bee1f8 RCX: 00007fc5823c2312 [ 459.539990][T13115] RDX: 0000000000000044 RSI: 00007fc58011b140 RDI: 0000000000000020 [ 459.539991][T13115] RBP: 00007ffed6bee0f0 R08: 00007ffed6bee270 R09: 000000000000000c [ 459.539992][T13115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5802220b0 [ 459.539993][T13115] R13: 00007ffed6bee1f8 R14: 00007fc581ce101a R15: 00007ffed6bee5e8 | [ 461.014490][T13172] softirqs last disabled at (0): 0x0 | [ 461.014491][T13172] Preemption disabled at: | [ 461.014492][T13172] vprintk_emit (kernel/printk/printk.c:2471) | [ 461.014502][T13172] Tainted: [W]=WARN [ 461.014503][T13172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 461.014505][T13172] Call Trace: [ 461.014507][T13172] [ 461.014508][T13172] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 461.014513][T13172] ? vprintk_emit (kernel/printk/printk.c:2471) [ 461.014515][T13172] __might_resched.cold (kernel/sched/core.c:9234) [ 461.014519][T13172] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 461.014522][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014525][T13172] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 461.014528][T13172] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 461.014531][T13172] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 461.014536][T13172] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 461.014538][T13172] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 461.014540][T13172] put_chars (drivers/char/virtio_console.c:1176) [ 461.014542][T13172] ? __send_to_port (drivers/char/virtio_console.c:654) [ 461.014544][T13172] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 461.014546][T13172] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 461.014548][T13172] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 461.014553][T13172] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 461.014555][T13172] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 461.014556][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014558][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014559][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 461.014561][T13172] console_emit_next_record (kernel/printk/printk.c:3183) [ 461.014564][T13172] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 461.014566][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014567][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014568][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014569][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 461.014571][T13172] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 461.014573][T13172] console_flush_one_record (kernel/printk/printk.c:3268) [ 461.014575][T13172] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 461.014578][T13172] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 461.014580][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 461.014581][T13172] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 461.014583][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014584][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 461.014586][T13172] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 461.014587][T13172] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 461.014589][T13172] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 461.014591][T13172] ? vprintk_emit (kernel/printk/printk.c:2478) [ 461.014592][T13172] vprintk_emit (kernel/printk/printk.c:2479) [ 461.014594][T13172] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 461.014596][T13172] _printk (kernel/printk/printk.c:2504) [ 461.014599][T13172] ? snapshot_read.cold (user.c:?) [ 461.014600][T13172] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 461.014603][T13172] ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 1)) [ 461.014607][T13172] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 461.014608][T13172] ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2)) [ 461.014610][T13172] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 461.014613][T13172] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 461.014615][T13172] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 461.014618][T13172] ? netdev_notice (net/core/dev.c:13194) [ 461.014620][T13172] ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch [ 461.014627][T13172] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 461.014629][T13172] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 461.014636][T13172] netif_set_promiscuity (net/core/dev.c:9699) [ 461.014639][T13172] dev_set_promiscuity (net/core/dev_api.c:288) [ 461.014640][T13172] ? dev_disable_lro (net/core/dev_api.c:267) [ 461.014642][T13172] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch [ 461.014647][T13172] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch [ 461.014651][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 461.014653][T13172] new_vport (net/openvswitch/datapath.c:203) openvswitch [ 461.014657][T13172] ? ovs_lookup_vport (net/openvswitch/datapath.c:190) openvswitch [ 461.014660][T13172] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch [ 461.014664][T13172] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 461.014667][T13172] ? __nla_validate_parse (lib/nlattr.c:635) [ 461.014672][T13172] ? __nla_parse (lib/nlattr.c:732) [ 461.014674][T13172] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2)) [ 461.014678][T13172] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 461.014680][T13172] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 461.014683][T13172] ? security_capable (security/security.c:660 (discriminator 11)) [ 461.014686][T13172] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 461.014689][T13172] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 461.014691][T13172] ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch [ 461.014694][T13172] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 461.014698][T13172] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 461.014700][T13172] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 461.014702][T13172] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 461.014704][T13172] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 461.014706][T13172] ? netlink_ack (./include/linux/skbuff.h:2718) [ 461.014709][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 461.014710][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014711][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 461.014713][T13172] genl_rcv (net/netlink/genetlink.c:1218) [ 461.014715][T13172] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 461.014717][T13172] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 461.014719][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 461.014721][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014722][T13172] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 461.014724][T13172] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 461.014726][T13172] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 461.014728][T13172] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 461.014730][T13172] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 461.014731][T13172] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 461.014734][T13172] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 461.014737][T13172] __sys_sendto (net/socket.c:2281) [ 461.014739][T13172] ? __ia32_sys_getpeername (net/socket.c:2235) [ 461.014742][T13172] ? do_futex (kernel/futex/syscalls.c:138) [ 461.014744][T13172] ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94) [ 461.014747][T13172] ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1)) [ 461.014749][T13172] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 461.014750][T13172] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 461.014753][T13172] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 461.014755][T13172] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 461.014756][T13172] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 461.014760][T13172] ? preempt_count_add (./include/linux/ftrace.h:1177 kernel/sched/core.c:5970 kernel/sched/core.c:5967 kernel/sched/core.c:6000) [ 461.014762][T13172] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 461.014764][T13172] RIP: 0033:0x7fafb1b8f312 [ 461.014766][T13172] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 461.014767][T13172] RSP: 002b:00007ffe6b8a3d08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 461.014771][T13172] RAX: ffffffffffffffda RBX: 00007ffe6b8a3e38 RCX: 00007fafb1b8f312 [ 461.014773][T13172] RDX: 0000000000000038 RSI: 00007fafac64ceb0 RDI: 0000000000000023 [ 461.014773][T13172] RBP: 00007ffe6b8a3d30 R08: 00007ffe6b8a3eb0 R09: 000000000000000c [ 461.014774][T13172] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fafaf9f6190 [ 461.014775][T13172] R13: 00007ffe6b8a3e38 R14: 00007fafb14ae01a R15: 00007ffe6b8a4228 | [ 467.595157][ T12] softirqs last disabled at (6691907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 467.595159][ T12] Preemption disabled at: | [ 467.595160][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 467.595170][ T12] Tainted: [W]=WARN [ 467.595170][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 467.595172][ T12] Workqueue: netns cleanup_net [ 467.595178][ T12] Call Trace: [ 467.595180][ T12] [ 467.595181][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 467.595187][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 467.595189][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 467.595193][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 467.595196][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 467.595198][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595200][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 467.595203][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 467.595206][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 467.595211][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 467.595213][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 467.595215][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 467.595217][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 467.595218][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 467.595220][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 467.595223][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 467.595227][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 467.595229][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 467.595231][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 467.595234][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 467.595235][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595237][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 467.595239][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 467.595242][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 467.595244][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595245][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595246][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595248][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 467.595250][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 467.595251][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 467.595254][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 467.595257][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 467.595259][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 467.595261][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 467.595263][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595264][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 467.595265][ T12] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 467.595267][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 467.595268][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 467.595270][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 467.595272][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 467.595273][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 467.595275][ T12] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 467.595277][ T12] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 467.595284][ T12] _printk (kernel/printk/printk.c:2504) [ 467.595287][ T12] ? snapshot_read.cold (user.c:?) [ 467.595289][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 467.595292][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 467.595294][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 467.595297][ T12] ? netdev_notice (net/core/dev.c:13194) [ 467.595298][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 467.595301][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 467.595304][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 467.595306][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 467.595308][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 467.595311][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 467.595313][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 467.595316][ T12] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 467.595321][ T12] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch [ 467.595326][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595328][ T12] notifier_call_chain (kernel/notifier.c:85) [ 467.595331][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 467.595333][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 467.595335][ T12] ? get_rps_cpu (net/core/dev.c:5240) [ 467.595338][ T12] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 467.595339][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 467.595346][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 467.595348][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 467.595350][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 467.595352][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 467.595355][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 467.595357][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 467.595359][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 467.595362][ T12] cleanup_net (net/core/net_namespace.c:706) [ 467.595364][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 467.595365][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 467.595368][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 467.595370][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 467.595371][ T12] process_one_work (kernel/workqueue.c:3387) [ 467.595375][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 467.595378][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 467.595381][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 467.595384][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 467.595386][ T12] kthread (kernel/kthread.c:436) [ 467.595388][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 467.595391][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 467.595394][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 467.595397][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 467.595399][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 467.595402][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 467.595404][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 468.824000][T13385] softirqs last disabled at (0): 0x0 | [ 468.824001][T13385] Preemption disabled at: | [ 468.824002][T13385] vprintk_emit (kernel/printk/printk.c:2471) | [ 468.824012][T13385] Tainted: [W]=WARN [ 468.824013][T13385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 468.824015][T13385] Call Trace: [ 468.824016][T13385] [ 468.824018][T13385] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 468.824023][T13385] ? vprintk_emit (kernel/printk/printk.c:2471) [ 468.824025][T13385] __might_resched.cold (kernel/sched/core.c:9234) [ 468.824028][T13385] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 468.824032][T13385] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 468.824035][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824038][T13385] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 468.824041][T13385] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 468.824044][T13385] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 468.824049][T13385] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 468.824050][T13385] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 468.824053][T13385] put_chars (drivers/char/virtio_console.c:1176) [ 468.824054][T13385] ? __send_to_port (drivers/char/virtio_console.c:654) [ 468.824056][T13385] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 468.824059][T13385] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 468.824063][T13385] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 468.824065][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824067][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 468.824069][T13385] console_emit_next_record (kernel/printk/printk.c:3183) [ 468.824072][T13385] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 468.824074][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824075][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824076][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824077][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 468.824079][T13385] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 468.824081][T13385] console_flush_one_record (kernel/printk/printk.c:3268) [ 468.824084][T13385] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 468.824086][T13385] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 468.824088][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 468.824090][T13385] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 468.824092][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824093][T13385] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 468.824094][T13385] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 468.824096][T13385] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 468.824097][T13385] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 468.824099][T13385] ? vprintk_emit (kernel/printk/printk.c:2478) [ 468.824101][T13385] vprintk_emit (kernel/printk/printk.c:2479) [ 468.824102][T13385] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 468.824104][T13385] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 468.824107][T13385] ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan [ 468.824114][T13385] _printk (kernel/printk/printk.c:2504) [ 468.824117][T13385] ? snapshot_read.cold (user.c:?) [ 468.824119][T13385] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 468.824122][T13385] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 468.824124][T13385] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 468.824127][T13385] ? netdev_notice (net/core/dev.c:13194) [ 468.824128][T13385] ? __netdev_upper_dev_unlink (net/core/dev.c:9094) [ 468.824131][T13385] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 468.824134][T13385] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 468.824135][T13385] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 468.824137][T13385] netif_set_promiscuity (net/core/dev.c:9699) [ 468.824140][T13385] dev_set_promiscuity (net/core/dev_api.c:288) [ 468.824142][T13385] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 468.824145][T13385] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch [ 468.824150][T13385] ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch [ 468.824154][T13385] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch [ 468.824158][T13385] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch [ 468.824163][T13385] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 468.824167][T13385] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 468.824171][T13385] ? security_capable (security/security.c:660 (discriminator 11)) [ 468.824174][T13385] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 468.824176][T13385] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 468.824178][T13385] ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch [ 468.824182][T13385] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 468.824185][T13385] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 468.824188][T13385] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 468.824191][T13385] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 468.824192][T13385] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 468.824194][T13385] ? netlink_ack (./include/linux/skbuff.h:2718) [ 468.824197][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 468.824199][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824200][T13385] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 468.824202][T13385] genl_rcv (net/netlink/genetlink.c:1218) [ 468.824203][T13385] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 468.824206][T13385] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 468.824208][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824209][T13385] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 468.824212][T13385] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 468.824213][T13385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 468.824215][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824217][T13385] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 468.824220][T13385] ? fdget (fs/file.c:1200 fs/file.c:1208) [ 468.824222][T13385] __sys_sendto (net/socket.c:2281) [ 468.824225][T13385] ? __ia32_sys_getpeername (net/socket.c:2235) [ 468.824228][T13385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 468.824230][T13385] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 468.824232][T13385] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 468.824233][T13385] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 468.824236][T13385] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 468.824238][T13385] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 468.824239][T13385] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 468.824243][T13385] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 468.824245][T13385] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 468.824247][T13385] RIP: 0033:0x7f28c14e6312 [ 468.824249][T13385] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 All code ======== 0: 08 0f or %cl,(%rdi) 2: 85 71 41 test %esi,0x41(%rcx) 5: ff (bad) 6: ff 49 89 decl -0x77(%rcx) 9: fb sti a: 48 89 f0 mov %rsi,%rax d: 48 89 d7 mov %rdx,%rdi 10: 48 89 ce mov %rcx,%rsi 13: 4c 89 c2 mov %r8,%rdx 16: 4d 89 ca mov %r9,%r10 19: 4c 8b 44 24 08 mov 0x8(%rsp),%r8 1e: 4c 8b 4c 24 10 mov 0x10(%rsp),%r9 23: 4c 89 5c 24 08 mov %r11,0x8(%rsp) 28: 0f 05 syscall 2a:* c3 ret <-- trapping instruction 2b: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 32: 00 00 00 35: 0f 1f 00 nopl (%rax) 38: f3 0f 1e fa endbr64 3c: 55 push %rbp 3d: bf .byte 0xbf 3e: 01 00 add %eax,(%rax) Code starting with the faulting instruction =========================================== 0: c3 ret 1: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 8: 00 00 00 b: 0f 1f 00 nopl (%rax) e: f3 0f 1e fa endbr64 12: 55 push %rbp 13: bf .byte 0xbf 14: 01 00 add %eax,(%rax) [ 468.824250][T13385] RSP: 002b:00007fff2f750cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 468.824254][T13385] RAX: ffffffffffffffda RBX: 00007fff2f750de8 RCX: 00007f28c14e6312 [ 468.824256][T13385] RDX: 0000000000000028 RSI: 00007f28bd145590 RDI: 0000000000000023 [ 468.824257][T13385] RBP: 00007fff2f750ce0 R08: 00007fff2f750e60 R09: 000000000000000c [ 468.824258][T13385] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f28bf349fd0 [ 468.824259][T13385] R13: 00007fff2f750de8 R14: 00007f28c0e0501a R15: 00007fff2f7511d8 | [ 533.100931][T17134] softirqs last disabled at (0): 0x0 | [ 533.100933][T17134] Preemption disabled at: | [ 533.100933][T17134] vprintk_emit (kernel/printk/printk.c:2471) | [ 533.100944][T17134] Tainted: [W]=WARN [ 533.100945][T17134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 533.100947][T17134] Call Trace: [ 533.100948][T17134] [ 533.100949][T17134] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 533.100955][T17134] ? vprintk_emit (kernel/printk/printk.c:2471) [ 533.100956][T17134] __might_resched.cold (kernel/sched/core.c:9234) [ 533.100960][T17134] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 533.100963][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.100966][T17134] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 533.100969][T17134] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 533.100972][T17134] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 533.100977][T17134] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 533.100979][T17134] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 533.100981][T17134] put_chars (drivers/char/virtio_console.c:1176) [ 533.100983][T17134] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 533.100985][T17134] ? __send_to_port (drivers/char/virtio_console.c:654) [ 533.100987][T17134] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 533.100990][T17134] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 533.100994][T17134] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 533.100996][T17134] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 533.100998][T17134] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 533.100999][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.101001][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.101002][T17134] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 533.101004][T17134] console_emit_next_record (kernel/printk/printk.c:3183) [ 533.101007][T17134] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 533.101009][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.101010][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.101011][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.101012][T17134] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 533.101014][T17134] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 533.101016][T17134] console_flush_one_record (kernel/printk/printk.c:3268) [ 533.101019][T17134] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 533.101022][T17134] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 533.101023][T17134] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 533.101025][T17134] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 533.101027][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.101028][T17134] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 533.101029][T17134] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 533.101031][T17134] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 533.101032][T17134] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 533.101034][T17134] ? vprintk_emit (kernel/printk/printk.c:2478) [ 533.101036][T17134] vprintk_emit (kernel/printk/printk.c:2479) [ 533.101038][T17134] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 533.101040][T17134] ? nf_nat_cleanup (./include/linux/jhash.h:126 (discriminator 32768) net/netfilter/nf_nat_core.c:526 (discriminator 32768)) nf_nat [ 533.101043][T17134] _printk (kernel/printk/printk.c:2504) [ 533.101046][T17134] ? snapshot_read.cold (user.c:?) [ 533.101049][T17134] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 533.101051][T17134] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user [ 533.101054][T17134] do_one_initcall (init/main.c:1357) [ 533.101056][T17134] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 533.101059][T17134] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 533.101061][T17134] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 533.101065][T17134] do_init_module (kernel/module/main.c:3117) [ 533.101067][T17134] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 533.101068][T17134] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 533.101070][T17134] load_module (kernel/module/main.c:3593) [ 533.101072][T17134] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 533.101076][T17134] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 533.101079][T17134] ? backing_file_read_iter (fs/backing-file.c:211) [ 533.101082][T17134] init_module_from_file (kernel/module/main.c:3790) [ 533.101084][T17134] ? __do_sys_init_module (kernel/module/main.c:3664) [ 533.101086][T17134] ? ovl_mmap (fs/overlayfs/file.c:477) [ 533.101089][T17134] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 533.101091][T17134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 533.101092][T17134] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 533.101094][T17134] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 533.101096][T17134] idempotent_init_module (kernel/module/main.c:3802) [ 533.101097][T17134] ? init_module_from_file (kernel/module/main.c:3791) [ 533.101100][T17134] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 533.101102][T17134] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 533.101105][T17134] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 533.101106][T17134] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 533.101109][T17134] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 533.101113][T17134] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 533.101115][T17134] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 533.101117][T17134] RIP: 0033:0x7fc7c3f1737d [ 533.101119][T17134] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 533.101121][T17134] RSP: 002b:00007ffc65b51cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 533.101125][T17134] RAX: ffffffffffffffda RBX: 000056205101b810 RCX: 00007fc7c3f1737d [ 533.101126][T17134] RDX: 0000000000000000 RSI: 0000562024948ffd RDI: 0000000000000000 [ 533.101127][T17134] RBP: 00007ffc65b51d90 R08: 0000000000000000 R09: 0000000000000000 [ 533.101128][T17134] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562024948ffd Finger prints: do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vxlan_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning