====================================== | [ 11.466298][ T219] softirqs last disabled at (17530): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.466300][ T219] Preemption disabled at: | [ 11.466301][ T219] 0x0 | [ 11.466311][ T219] Tainted: [W]=WARN [ 11.466312][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.466313][ T219] Call Trace: [ 11.466315][ T219] [ 11.466317][ T219] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.466324][ T219] __might_resched.cold (kernel/sched/core.c:9234) [ 11.466329][ T219] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.466333][ T219] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.466337][ T219] __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)) [ 11.466339][ T219] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.466345][ T219] ? 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) [ 11.466348][ T219] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.466352][ T219] put_chars (drivers/char/virtio_console.c:1176) [ 11.466354][ T219] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.466355][ T219] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.466359][ T219] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.466364][ T219] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.466371][ T219] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.466373][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466375][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.466379][ T219] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.466383][ T219] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.466385][ T219] ? 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)) [ 11.466388][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466390][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.466394][ T219] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.466398][ T219] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.466400][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.466405][ T219] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.466407][ T219] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.466409][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466411][ T219] ? 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) [ 11.466415][ T219] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.466416][ T219] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.466419][ T219] vprintk_emit (kernel/printk/printk.c:2479) [ 11.466422][ T219] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.466425][ T219] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.466428][ T219] _printk (kernel/printk/printk.c:2504) [ 11.466432][ T219] ? snapshot_read.cold (user.c:?) [ 11.466435][ T219] ? 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) [ 11.466437][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.466441][ T219] ? 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) [ 11.466444][ T219] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.466448][ T219] ? exit_notify (kernel/exit.c:780) [ 11.466449][ T219] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.466452][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466455][ T219] do_group_exit (kernel/exit.c:1151) [ 11.466458][ T219] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.466460][ T219] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.466462][ T219] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.466469][ T219] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.466472][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.466474][ T219] RIP: 0033:0x7f173a0dc1b8 [ 11.466476][ T219] Code: Unable to access opcode bytes at 0x7f173a0dc18e. Code starting with the faulting instruction =========================================== [ 11.466477][ T219] RSP: 002b:00007fff22e525b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.466479][ T219] RAX: ffffffffffffffda RBX: 00007f173a20cf88 RCX: 00007f173a0dc1b8 [ 11.466480][ T219] RDX: 00007f1739e26fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.466481][ T219] RBP: 00007fff22e52610 R08: 0000000000000000 R09: 0000000000000050 [ 11.466482][ T219] R10: 00007fff22e523d0 R11: 0000000000000246 R12: 0000000000000001 [ 11.466483][ T219] R13: 0000000000000000 R14: 00007f173a20b680 R15: 00007f173a20cfa0 | [ 12.759584][ T277] softirqs last disabled at (20772): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 12.759586][ T277] Preemption disabled at: | [ 12.759587][ T277] 0x0 | [ 12.759597][ T277] Tainted: [W]=WARN [ 12.759598][ T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.759599][ T277] Call Trace: [ 12.759601][ T277] [ 12.759602][ T277] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.759609][ T277] __might_resched.cold (kernel/sched/core.c:9234) [ 12.759613][ T277] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.759617][ T277] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.759622][ T277] __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)) [ 12.759623][ T277] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.759630][ T277] ? 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) [ 12.759633][ T277] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.759636][ T277] put_chars (drivers/char/virtio_console.c:1176) [ 12.759639][ T277] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.759640][ T277] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.759643][ T277] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.759649][ T277] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.759656][ T277] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.759659][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.759661][ T277] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.759665][ T277] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.759669][ T277] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.759670][ T277] ? 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)) [ 12.759674][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.759675][ T277] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.759679][ T277] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.759683][ T277] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.759685][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.759690][ T277] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.759693][ T277] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.759695][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.759697][ T277] ? 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) [ 12.759700][ T277] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.759702][ T277] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.759705][ T277] vprintk_emit (kernel/printk/printk.c:2479) [ 12.759708][ T277] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.759711][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.759714][ T277] _printk (kernel/printk/printk.c:2504) [ 12.759718][ T277] ? snapshot_read.cold (user.c:?) [ 12.759721][ T277] ? 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) [ 12.759723][ T277] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.759727][ T277] ? 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) [ 12.759730][ T277] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.759733][ T277] ? exit_notify (kernel/exit.c:780) [ 12.759735][ T277] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.759738][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.759741][ T277] do_group_exit (kernel/exit.c:1151) [ 12.759744][ T277] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.759746][ T277] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.759748][ T277] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.759752][ T277] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.759755][ T277] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.759757][ T277] RIP: 0033:0x7fd4f74121b8 [ 12.759759][ T277] Code: Unable to access opcode bytes at 0x7fd4f741218e. Code starting with the faulting instruction =========================================== [ 12.759760][ T277] RSP: 002b:00007fffff782408 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.759763][ T277] RAX: ffffffffffffffda RBX: 00007fd4f7542f88 RCX: 00007fd4f74121b8 [ 12.759764][ T277] RDX: 00007fd4f715cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.759765][ T277] RBP: 00007fffff782460 R08: 0000000000000000 R09: 0000000000000050 [ 12.759766][ T277] R10: 00007fffff782220 R11: 0000000000000246 R12: 0000000000000001 [ 12.759766][ T277] R13: 0000000000000000 R14: 00007fd4f7541680 R15: 00007fd4f7542fa0 | [ 32.858512][ T1115] softirqs last disabled at (18568): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 32.858515][ T1115] Preemption disabled at: | [ 32.858516][ T1115] 0x0 | [ 32.858526][ T1115] Tainted: [W]=WARN [ 32.858527][ T1115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.858529][ T1115] Call Trace: [ 32.858530][ T1115] [ 32.858532][ T1115] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.858538][ T1115] __might_resched.cold (kernel/sched/core.c:9234) [ 32.858543][ T1115] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.858547][ T1115] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.858552][ T1115] __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)) [ 32.858554][ T1115] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.858560][ T1115] ? 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) [ 32.858563][ T1115] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.858567][ T1115] put_chars (drivers/char/virtio_console.c:1176) [ 32.858569][ T1115] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.858570][ T1115] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.858574][ T1115] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.858579][ T1115] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.858587][ T1115] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.858590][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.858592][ T1115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.858596][ T1115] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.858600][ T1115] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.858602][ T1115] ? 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)) [ 32.858605][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.858606][ T1115] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.858610][ T1115] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.858615][ T1115] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.858617][ T1115] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.858622][ T1115] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.858625][ T1115] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.858627][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.858628][ T1115] ? 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) [ 32.858632][ T1115] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.858634][ T1115] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.858636][ T1115] vprintk_emit (kernel/printk/printk.c:2479) [ 32.858640][ T1115] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.858642][ T1115] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.858646][ T1115] _printk (kernel/printk/printk.c:2504) [ 32.858650][ T1115] ? snapshot_read.cold (user.c:?) [ 32.858653][ T1115] ? 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) [ 32.858655][ T1115] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.858659][ T1115] ? 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) [ 32.858662][ T1115] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 32.858666][ T1115] ? exit_notify (kernel/exit.c:780) [ 32.858667][ T1115] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.858670][ T1115] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.858673][ T1115] do_group_exit (kernel/exit.c:1151) [ 32.858676][ T1115] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 32.858678][ T1115] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 32.858681][ T1115] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.858685][ T1115] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.858687][ T1115] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.858689][ T1115] RIP: 0033:0x7f58c0bcd1b8 [ 32.858691][ T1115] Code: Unable to access opcode bytes at 0x7f58c0bcd18e. Code starting with the faulting instruction =========================================== [ 32.858693][ T1115] RSP: 002b:00007ffef2cf4e08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.858695][ T1115] RAX: ffffffffffffffda RBX: 00007f58c0cfdf88 RCX: 00007f58c0bcd1b8 [ 32.858696][ T1115] RDX: 00007f58c0916b48 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 32.858697][ T1115] RBP: 00007ffef2cf4e60 R08: 0000000000000000 R09: 0000000000008010 [ 32.858698][ T1115] R10: 00007ffef2cf4c20 R11: 0000000000000246 R12: 0000000000000001 [ 32.858699][ T1115] R13: 0000000000000000 R14: 00007f58c0cfc680 R15: 00007f58c0cfdfa0 | [ 38.648889][ T1380] softirqs last disabled at (33652): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 38.648892][ T1380] Preemption disabled at: | [ 38.648893][ T1380] vprintk_emit (kernel/printk/printk.c:2471) | [ 38.648901][ T1380] Tainted: [W]=WARN [ 38.648902][ T1380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.648904][ T1380] Call Trace: [ 38.648905][ T1380] [ 38.648907][ T1380] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.648913][ T1380] ? vprintk_emit (kernel/printk/printk.c:2471) [ 38.648914][ T1380] __might_resched.cold (kernel/sched/core.c:9234) [ 38.648919][ T1380] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.648923][ T1380] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 38.648927][ T1380] __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)) [ 38.648929][ T1380] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.648936][ T1380] ? 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) [ 38.648939][ T1380] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.648942][ T1380] put_chars (drivers/char/virtio_console.c:1176) [ 38.648945][ T1380] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.648947][ T1380] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 38.648953][ T1380] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.648960][ T1380] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.648963][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.648965][ T1380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.648969][ T1380] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.648973][ T1380] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.648975][ T1380] ? 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)) [ 38.648978][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.648980][ T1380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.648984][ T1380] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.648988][ T1380] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.648990][ T1380] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.648995][ T1380] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.648998][ T1380] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.649000][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.649001][ T1380] ? 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) [ 38.649005][ T1380] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.649007][ T1380] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.649009][ T1380] vprintk_emit (kernel/printk/printk.c:2479) [ 38.649012][ T1380] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.649014][ T1380] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 38.649016][ T1380] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 38.649020][ T1380] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 38.649023][ T1380] _printk (kernel/printk/printk.c:2504) [ 38.649027][ T1380] ? snapshot_read.cold (user.c:?) [ 38.649030][ T1380] ? br_multicast_flood (??:?) [ 38.649033][ T1380] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 38.649035][ T1380] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 38.649036][ T1380] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 38.649040][ T1380] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 38.649045][ T1380] br_init_port (net/bridge/br_stp_if.c:39) [ 38.649047][ T1380] new_nbp (net/bridge/br_if.c:449) [ 38.649051][ T1380] br_add_if (net/bridge/br_if.c:592) [ 38.649053][ T1380] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 38.649057][ T1380] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 38.649062][ T1380] do_set_master (net/core/rtnetlink.c:3071) [ 38.649066][ T1380] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 38.649069][ T1380] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 38.649072][ T1380] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 38.649074][ T1380] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 38.649076][ T1380] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 38.649080][ T1380] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 38.649082][ T1380] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.649084][ T1380] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 38.649086][ T1380] ? kasan_save_stack (mm/kasan/common.c:58) [ 38.649088][ T1380] ? kasan_save_stack (mm/kasan/common.c:57) [ 38.649090][ T1380] ? kasan_save_track (mm/kasan/common.c:78) [ 38.649091][ T1380] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 38.649093][ T1380] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.649095][ T1380] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 38.649098][ T1380] ? ___sys_sendmsg (net/socket.c:2758) [ 38.649102][ T1380] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 38.649104][ T1380] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 38.649106][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.649108][ T1380] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.649109][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.649110][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.649112][ T1380] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 38.649114][ T1380] ? __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) [ 38.649116][ T1380] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 38.649117][ T1380] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 38.649121][ T1380] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 38.649122][ T1380] ? nla_get_range_signed (lib/nlattr.c:270) [ 38.649127][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.649129][ T1380] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 38.649134][ T1380] rtnl_newlink (net/core/rtnetlink.c:4215) [ 38.649140][ T1380] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 38.649142][ T1380] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.649146][ T1380] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 38.649148][ T1380] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.649150][ T1380] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 38.649152][ T1380] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 38.649156][ T1380] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 38.649158][ T1380] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 38.649161][ T1380] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 38.649162][ T1380] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.649167][ T1380] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 38.649168][ T1380] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.649172][ T1380] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 38.649175][ T1380] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 38.649178][ T1380] ? netlink_ack (./include/linux/skbuff.h:2718) [ 38.649184][ T1380] ? 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)) [ 38.649186][ T1380] ? 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)) [ 38.649191][ T1380] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 38.649195][ T1380] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 38.649197][ T1380] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.649208][ T1380] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 38.649212][ T1380] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 38.649215][ T1380] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 38.649217][ T1380] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 38.649222][ T1380] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 38.649225][ T1380] ____sys_sendmsg (net/socket.c:2713) [ 38.649227][ T1380] ? copy_msghdr_from_user (net/socket.c:2650) [ 38.649229][ T1380] ? sock_write_iter (net/socket.c:1269) [ 38.649231][ T1380] ? move_addr_to_kernel (net/socket.c:258) [ 38.649238][ T1380] ___sys_sendmsg (net/socket.c:2767) [ 38.649241][ T1380] ? copy_msghdr_from_user (net/socket.c:2619) [ 38.649256][ T1380] __sys_sendmsg (net/socket.c:2799) [ 38.649259][ T1380] ? __sys_sendmsg_sock (net/socket.c:2780) [ 38.649265][ T1380] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.649268][ T1380] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 38.649271][ T1380] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 38.649274][ T1380] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.649276][ T1380] RIP: 0033:0x7fc75381654e [ 38.649280][ T1380] 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 [ 38.649281][ T1380] RSP: 002b:00007ffe01bdec10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 38.649284][ T1380] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc75381654e [ 38.649285][ T1380] RDX: 0000000000000000 RSI: 00007ffe01bdecc0 RDI: 0000000000000005 [ 38.649286][ T1380] RBP: 00007ffe01bdec20 R08: 0000000000000000 R09: 0000000000000000 [ 38.649287][ T1380] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9133c0 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars