====================================== | [ 9.563241][ T206] softirqs last disabled at (38715): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.563244][ T206] Preemption disabled at: | [ 9.563245][ T206] 0x0 | [ 9.563255][ T206] Tainted: [W]=WARN [ 9.563256][ T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.563258][ T206] Call Trace: [ 9.563260][ T206] [ 9.563261][ T206] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.563267][ T206] __might_resched.cold (kernel/sched/core.c:9234) [ 9.563273][ T206] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.563277][ T206] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.563282][ T206] __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)) [ 9.563284][ T206] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.563291][ T206] ? 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) [ 9.563294][ T206] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.563298][ T206] put_chars (drivers/char/virtio_console.c:1176) [ 9.563301][ T206] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.563302][ T206] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.563306][ T206] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.563312][ T206] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.563321][ T206] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.563324][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.563326][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.563331][ T206] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.563340][ T206] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.563342][ T206] ? 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)) [ 9.563346][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.563348][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.563352][ T206] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.563357][ T206] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.563359][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.563366][ T206] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.563369][ T206] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.563371][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.563373][ T206] ? 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) [ 9.563377][ T206] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.563379][ T206] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.563382][ T206] vprintk_emit (kernel/printk/printk.c:2479) [ 9.563386][ T206] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.563389][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.563394][ T206] _printk (kernel/printk/printk.c:2504) [ 9.563398][ T206] ? snapshot_read.cold (user.c:?) [ 9.563401][ T206] ? 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) [ 9.563404][ T206] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.563408][ T206] ? 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) [ 9.563412][ T206] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.563416][ T206] ? exit_notify (kernel/exit.c:780) [ 9.563417][ T206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.563421][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.563425][ T206] do_group_exit (kernel/exit.c:1151) [ 9.563428][ T206] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.563430][ T206] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.563433][ T206] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.563437][ T206] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.563441][ T206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.563443][ T206] RIP: 0033:0x7f27e91a61b8 [ 9.563446][ T206] Code: Unable to access opcode bytes at 0x7f27e91a618e. Code starting with the faulting instruction =========================================== [ 9.563447][ T206] RSP: 002b:00007ffe7f475c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.563449][ T206] RAX: ffffffffffffffda RBX: 00007f27e92d6f88 RCX: 00007f27e91a61b8 [ 9.563451][ T206] RDX: 00007f27e8ef0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.563452][ T206] RBP: 00007ffe7f475c90 R08: 0000000000000000 R09: 0000000000008010 [ 9.563453][ T206] R10: 00007ffe7f475a50 R11: 0000000000000246 R12: 0000000000000001 [ 9.563454][ T206] R13: 0000000000000000 R14: 00007f27e92d5680 R15: 00007f27e92d6fa0 | [ 12.184211][ T300] softirqs last disabled at (25788): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 12.184213][ T300] Preemption disabled at: | [ 12.184214][ T300] 0x0 | [ 12.184224][ T300] Tainted: [W]=WARN [ 12.184225][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.184226][ T300] Call Trace: [ 12.184228][ T300] [ 12.184229][ T300] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.184235][ T300] __might_resched.cold (kernel/sched/core.c:9234) [ 12.184240][ T300] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.184244][ T300] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.184248][ T300] __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)) [ 12.184250][ T300] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.184257][ T300] ? 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) [ 12.184259][ T300] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.184263][ T300] put_chars (drivers/char/virtio_console.c:1176) [ 12.184265][ T300] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.184267][ T300] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.184270][ T300] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.184276][ T300] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.184283][ T300] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.184286][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.184287][ T300] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.184291][ T300] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.184295][ T300] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.184297][ T300] ? 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)) [ 12.184300][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.184302][ T300] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.184306][ T300] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.184310][ T300] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.184312][ T300] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.184317][ T300] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.184320][ T300] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.184322][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.184323][ T300] ? 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) [ 12.184327][ T300] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.184329][ T300] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.184331][ T300] vprintk_emit (kernel/printk/printk.c:2479) [ 12.184335][ T300] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.184337][ T300] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.184341][ T300] _printk (kernel/printk/printk.c:2504) [ 12.184345][ T300] ? snapshot_read.cold (user.c:?) [ 12.184352][ T300] ? 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) [ 12.184354][ T300] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.184358][ T300] ? 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) [ 12.184361][ T300] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.184365][ T300] ? exit_notify (kernel/exit.c:780) [ 12.184366][ T300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.184369][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.184372][ T300] do_group_exit (kernel/exit.c:1151) [ 12.184375][ T300] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.184377][ T300] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.184379][ T300] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.184382][ T300] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.184385][ T300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.184387][ T300] RIP: 0033:0x7fdbf51e41b8 [ 12.184389][ T300] Code: Unable to access opcode bytes at 0x7fdbf51e418e. Code starting with the faulting instruction =========================================== [ 12.184390][ T300] RSP: 002b:00007fffc853fc58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.184392][ T300] RAX: ffffffffffffffda RBX: 00007fdbf5314f88 RCX: 00007fdbf51e41b8 [ 12.184394][ T300] RDX: 00007fdbf4f2efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.184394][ T300] RBP: 00007fffc853fcb0 R08: 0000000000000000 R09: 0000000000000050 [ 12.184395][ T300] R10: 00007fffc853fa70 R11: 0000000000000246 R12: 0000000000000001 [ 12.184396][ T300] R13: 0000000000000000 R14: 00007fdbf5313680 R15: 00007fdbf5314fa0 | [ 26.766176][ T609] softirqs last disabled at (14866): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 26.766178][ T609] Preemption disabled at: | [ 26.766179][ T609] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.766188][ T609] Tainted: [W]=WARN [ 26.766189][ T609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.766191][ T609] Call Trace: [ 26.766192][ T609] [ 26.766194][ T609] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.766200][ T609] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.766201][ T609] __might_resched.cold (kernel/sched/core.c:9234) [ 26.766206][ T609] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.766210][ T609] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.766215][ T609] __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)) [ 26.766217][ T609] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.766223][ T609] ? 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) [ 26.766226][ T609] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.766230][ T609] put_chars (drivers/char/virtio_console.c:1176) [ 26.766232][ T609] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.766235][ T609] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 26.766240][ T609] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.766248][ T609] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.766250][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766253][ T609] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.766257][ T609] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.766261][ T609] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.766263][ T609] ? 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)) [ 26.766266][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766268][ T609] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.766272][ T609] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.766276][ T609] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.766277][ T609] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.766283][ T609] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.766285][ T609] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.766287][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766289][ T609] ? 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) [ 26.766293][ T609] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.766294][ T609] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.766297][ T609] vprintk_emit (kernel/printk/printk.c:2479) [ 26.766300][ T609] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.766302][ T609] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.766304][ T609] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 26.766308][ T609] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 26.766311][ T609] _printk (kernel/printk/printk.c:2504) [ 26.766314][ T609] ? snapshot_read.cold (user.c:?) [ 26.766318][ T609] ? br_multicast_flood (??:?) [ 26.766321][ T609] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 26.766323][ T609] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 26.766324][ T609] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 26.766328][ T609] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 26.766332][ T609] br_init_port (net/bridge/br_stp_if.c:39) [ 26.766334][ T609] new_nbp (net/bridge/br_if.c:449) [ 26.766338][ T609] br_add_if (net/bridge/br_if.c:592) [ 26.766340][ T609] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 26.766344][ T609] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 26.766349][ T609] do_set_master (net/core/rtnetlink.c:3071) [ 26.766353][ T609] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 26.766356][ T609] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 26.766360][ T609] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 26.766361][ T609] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 26.766364][ T609] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 26.766368][ T609] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.766370][ T609] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 26.766372][ T609] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.766374][ T609] ? kasan_save_stack (mm/kasan/common.c:58) [ 26.766376][ T609] ? kasan_save_stack (mm/kasan/common.c:57) [ 26.766377][ T609] ? kasan_save_track (mm/kasan/common.c:78) [ 26.766379][ T609] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 26.766381][ T609] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.766383][ T609] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 26.766386][ T609] ? ___sys_sendmsg (net/socket.c:2758) [ 26.766389][ T609] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.766391][ T609] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 26.766394][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766396][ T609] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.766397][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766398][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766400][ T609] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 26.766403][ T609] ? __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) [ 26.766404][ T609] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 26.766406][ T609] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 26.766409][ T609] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 26.766410][ T609] ? nla_get_range_signed (lib/nlattr.c:270) [ 26.766415][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766417][ T609] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 26.766423][ T609] rtnl_newlink (net/core/rtnetlink.c:4215) [ 26.766432][ T609] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 26.766434][ T609] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.766439][ T609] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.766441][ T609] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.766443][ T609] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 26.766445][ T609] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.766448][ T609] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 26.766450][ T609] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 26.766453][ T609] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 26.766454][ T609] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.766459][ T609] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.766461][ T609] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.766464][ T609] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 26.766467][ T609] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 26.766470][ T609] ? netlink_ack (./include/linux/skbuff.h:2718) [ 26.766476][ T609] ? 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)) [ 26.766478][ T609] ? 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)) [ 26.766483][ T609] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 26.766487][ T609] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 26.766489][ T609] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.766493][ T609] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 26.766497][ T609] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 26.766501][ T609] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.766502][ T609] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 26.766507][ T609] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 26.766510][ T609] ____sys_sendmsg (net/socket.c:2713) [ 26.766512][ T609] ? copy_msghdr_from_user (net/socket.c:2650) [ 26.766515][ T609] ? sock_write_iter (net/socket.c:1269) [ 26.766516][ T609] ? move_addr_to_kernel (net/socket.c:258) [ 26.766523][ T609] ___sys_sendmsg (net/socket.c:2767) [ 26.766526][ T609] ? copy_msghdr_from_user (net/socket.c:2619) [ 26.766541][ T609] __sys_sendmsg (net/socket.c:2799) [ 26.766544][ T609] ? __sys_sendmsg_sock (net/socket.c:2780) [ 26.766550][ T609] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.766553][ T609] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.766556][ T609] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.766559][ T609] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.766561][ T609] RIP: 0033:0x7f3e9f13754e [ 26.766564][ T609] 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 [ 26.766566][ T609] RSP: 002b:00007ffce59dd4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.766569][ T609] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3e9f13754e [ 26.766570][ T609] RDX: 0000000000000000 RSI: 00007ffce59dd560 RDI: 0000000000000005 [ 26.766571][ T609] RBP: 00007ffce59dd4c0 R08: 0000000000000000 R09: 0000000000000000 [ 26.766572][ T609] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f217 [ 26.766573][ T609] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce59ddc30 | [ 29.354516][ T628] softirqs last disabled at (1370220): fpu__clear_user_states (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:835 (discriminator 2)) | [ 29.354518][ T628] Preemption disabled at: | [ 29.354519][ T628] 0x0 | [ 29.354529][ T628] Tainted: [W]=WARN [ 29.354530][ T628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.354531][ T628] Call Trace: [ 29.354533][ T628] [ 29.354535][ T628] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.354541][ T628] __might_resched.cold (kernel/sched/core.c:9234) [ 29.354545][ T628] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.354549][ T628] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 29.354554][ T628] __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)) [ 29.354556][ T628] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.354563][ T628] ? 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) [ 29.354565][ T628] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.354569][ T628] put_chars (drivers/char/virtio_console.c:1176) [ 29.354570][ T628] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 29.354573][ T628] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.354576][ T628] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 29.354579][ T628] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.354582][ T628] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 29.354585][ T628] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.354590][ T628] ? mark_usage (kernel/locking/lockdep.c:4690) [ 29.354591][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.354593][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.354597][ T628] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.354600][ T628] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 29.354603][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.354605][ T628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.354609][ T628] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.354613][ T628] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.354615][ T628] ? 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)) [ 29.354618][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.354620][ T628] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.354623][ T628] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.354628][ T628] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.354630][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.354635][ T628] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.354638][ T628] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.354640][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.354641][ T628] ? 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) [ 29.354645][ T628] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.354647][ T628] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.354650][ T628] vprintk_emit (kernel/printk/printk.c:2479) [ 29.354653][ T628] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.354654][ T628] ? 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) [ 29.354657][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.354661][ T628] _printk (kernel/printk/printk.c:2504) [ 29.354664][ T628] ? snapshot_read.cold (user.c:?) [ 29.354667][ T628] ? 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) [ 29.354670][ T628] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.354674][ T628] ? 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) [ 29.354676][ T628] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 29.354680][ T628] ? exit_notify (kernel/exit.c:780) [ 29.354685][ T628] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 29.354687][ T628] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 29.354689][ T628] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.354693][ T628] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.354696][ T628] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.354699][ T628] RIP: 0033:0x7fd9848bdc49 [ 29.354701][ T628] Code: Unable to access opcode bytes at 0x7fd9848bdc1f. Code starting with the faulting instruction =========================================== [ 29.354702][ T628] RSP: 002b:00007fd98407ce60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 29.354704][ T628] RAX: ffffffffffffffda RBX: 00007fd98407d6c0 RCX: 00007fd9848bdc49 [ 29.354705][ T628] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 29.354706][ T628] RBP: 00007fd98407cf70 R08: 0000000000000001 R09: 00007fd98407d6c0 [ 29.354707][ T628] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fd98387d000 [ 29.354708][ T628] R13: 00007fffbd1a33d0 R14: 0000000000000002 R15: 00007fffbd1a34d7 | [ 46.661742][ T1062] softirqs last disabled at (26962): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 46.661744][ T1062] Preemption disabled at: | [ 46.661744][ T1062] vprintk_emit (kernel/printk/printk.c:2471) | [ 46.661753][ T1062] Tainted: [W]=WARN [ 46.661754][ T1062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.661755][ T1062] Call Trace: [ 46.661757][ T1062] [ 46.661759][ T1062] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.661764][ T1062] ? vprintk_emit (kernel/printk/printk.c:2471) [ 46.661766][ T1062] __might_resched.cold (kernel/sched/core.c:9234) [ 46.661771][ T1062] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.661775][ T1062] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 46.661779][ T1062] __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)) [ 46.661781][ T1062] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.661787][ T1062] ? 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) [ 46.661790][ T1062] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.661794][ T1062] put_chars (drivers/char/virtio_console.c:1176) [ 46.661796][ T1062] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.661798][ T1062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 46.661801][ T1062] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.661807][ T1062] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.661815][ T1062] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.661817][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.661819][ T1062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.661823][ T1062] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.661827][ T1062] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.661829][ T1062] ? 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)) [ 46.661832][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.661834][ T1062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.661838][ T1062] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.661842][ T1062] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.661844][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.661849][ T1062] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.661852][ T1062] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.661854][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.661856][ T1062] ? 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) [ 46.661859][ T1062] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.661861][ T1062] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.661864][ T1062] vprintk_emit (kernel/printk/printk.c:2479) [ 46.661867][ T1062] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.661869][ T1062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.661872][ T1062] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 46.661875][ T1062] _printk (kernel/printk/printk.c:2504) [ 46.661879][ T1062] ? snapshot_read.cold (user.c:?) [ 46.661882][ T1062] ? br_multicast_flood (??:?) [ 46.661885][ T1062] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 46.661887][ T1062] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 46.661888][ T1062] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 46.661892][ T1062] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 46.661896][ T1062] br_init_port (net/bridge/br_stp_if.c:39) [ 46.661899][ T1062] new_nbp (net/bridge/br_if.c:449) [ 46.661902][ T1062] br_add_if (net/bridge/br_if.c:592) [ 46.661905][ T1062] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 46.661908][ T1062] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 46.661914][ T1062] do_set_master (net/core/rtnetlink.c:3071) [ 46.661917][ T1062] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 46.661921][ T1062] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 46.661924][ T1062] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 46.661925][ T1062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 46.661928][ T1062] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 46.661932][ T1062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 46.661934][ T1062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.661935][ T1062] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.661938][ T1062] ? kasan_save_stack (mm/kasan/common.c:58) [ 46.661940][ T1062] ? kasan_save_stack (mm/kasan/common.c:57) [ 46.661942][ T1062] ? kasan_save_track (mm/kasan/common.c:78) [ 46.661943][ T1062] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 46.661945][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.661947][ T1062] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 46.661950][ T1062] ? ___sys_sendmsg (net/socket.c:2758) [ 46.661954][ T1062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.661956][ T1062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 46.661958][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.661960][ T1062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.661962][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.661963][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.661965][ T1062] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 46.661967][ T1062] ? __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) [ 46.661970][ T1062] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 46.661972][ T1062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 46.661975][ T1062] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 46.661976][ T1062] ? nla_get_range_signed (lib/nlattr.c:270) [ 46.661981][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.661983][ T1062] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 46.661988][ T1062] rtnl_newlink (net/core/rtnetlink.c:4215) [ 46.661994][ T1062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.661996][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.662000][ T1062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.662002][ T1062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.662004][ T1062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.662006][ T1062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.662010][ T1062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.662012][ T1062] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 46.662015][ T1062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.662016][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.662020][ T1062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.662022][ T1062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.662026][ T1062] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 46.662029][ T1062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.662032][ T1062] ? netlink_ack (./include/linux/skbuff.h:2718) [ 46.662038][ T1062] ? 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)) [ 46.662040][ T1062] ? 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)) [ 46.662045][ T1062] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 46.662049][ T1062] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 46.662051][ T1062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.662056][ T1062] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 46.662060][ T1062] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 46.662063][ T1062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.662065][ T1062] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 46.662070][ T1062] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 46.662073][ T1062] ____sys_sendmsg (net/socket.c:2713) [ 46.662075][ T1062] ? copy_msghdr_from_user (net/socket.c:2650) [ 46.662078][ T1062] ? sock_write_iter (net/socket.c:1269) [ 46.662079][ T1062] ? move_addr_to_kernel (net/socket.c:258) [ 46.662087][ T1062] ___sys_sendmsg (net/socket.c:2767) [ 46.662090][ T1062] ? copy_msghdr_from_user (net/socket.c:2619) [ 46.662105][ T1062] __sys_sendmsg (net/socket.c:2799) [ 46.662108][ T1062] ? __sys_sendmsg_sock (net/socket.c:2780) [ 46.662115][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.662118][ T1062] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 46.662121][ T1062] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 46.662124][ T1062] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 46.662126][ T1062] RIP: 0033:0x7f209a3cd54e [ 46.662130][ T1062] 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 [ 46.662132][ T1062] RSP: 002b:00007ffcb91c9e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 46.662134][ T1062] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f209a3cd54e [ 46.662136][ T1062] RDX: 0000000000000000 RSI: 00007ffcb91c9f30 RDI: 0000000000000005 [ 46.662137][ T1062] RBP: 00007ffcb91c9e90 R08: 0000000000000000 R09: 0000000000000000 [ 46.662137][ T1062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f22a [ 46.662138][ T1062] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb91ca600 | [ 49.232937][ T1081] softirqs last disabled at (1325258): fpu__clear_user_states (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:835 (discriminator 2)) | [ 49.232940][ T1081] Preemption disabled at: | [ 49.232940][ T1081] 0x0 | [ 49.232950][ T1081] Tainted: [W]=WARN [ 49.232951][ T1081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.232953][ T1081] Call Trace: [ 49.232955][ T1081] [ 49.232957][ T1081] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 49.232962][ T1081] __might_resched.cold (kernel/sched/core.c:9234) [ 49.232967][ T1081] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 49.232971][ T1081] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 49.232975][ T1081] __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)) [ 49.232977][ T1081] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.232984][ T1081] ? 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) [ 49.232986][ T1081] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.232990][ T1081] put_chars (drivers/char/virtio_console.c:1176) [ 49.232992][ T1081] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 49.232994][ T1081] ? __send_to_port (drivers/char/virtio_console.c:654) [ 49.232997][ T1081] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 49.233000][ T1081] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.233002][ T1081] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 49.233006][ T1081] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 49.233011][ T1081] ? mark_usage (kernel/locking/lockdep.c:4690) [ 49.233012][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.233014][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.233018][ T1081] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 49.233021][ T1081] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 49.233024][ T1081] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.233026][ T1081] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.233030][ T1081] console_emit_next_record (kernel/printk/printk.c:3183) [ 49.233034][ T1081] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 49.233035][ T1081] ? 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)) [ 49.233038][ T1081] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.233040][ T1081] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.233044][ T1081] console_flush_one_record (kernel/printk/printk.c:3268) [ 49.233048][ T1081] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 49.233050][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.233055][ T1081] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 49.233058][ T1081] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 49.233060][ T1081] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.233062][ T1081] ? 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) [ 49.233065][ T1081] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 49.233067][ T1081] ? vprintk_emit (kernel/printk/printk.c:2478) [ 49.233070][ T1081] vprintk_emit (kernel/printk/printk.c:2479) [ 49.233073][ T1081] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 49.233074][ T1081] ? 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) [ 49.233077][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.233081][ T1081] _printk (kernel/printk/printk.c:2504) [ 49.233085][ T1081] ? snapshot_read.cold (user.c:?) [ 49.233088][ T1081] ? 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) [ 49.233090][ T1081] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.233094][ T1081] ? 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) [ 49.233096][ T1081] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 49.233100][ T1081] ? exit_notify (kernel/exit.c:780) [ 49.233105][ T1081] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 49.233107][ T1081] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 49.233110][ T1081] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 49.233114][ T1081] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 49.233117][ T1081] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.233119][ T1081] RIP: 0033:0x7ff80e433c49 [ 49.233121][ T1081] Code: Unable to access opcode bytes at 0x7ff80e433c1f. Code starting with the faulting instruction =========================================== [ 49.233123][ T1081] RSP: 002b:00007ff80dbf2e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 49.233125][ T1081] RAX: ffffffffffffffda RBX: 00007ff80dbf36c0 RCX: 00007ff80e433c49 [ 49.233126][ T1081] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 49.233127][ T1081] RBP: 00007ff80dbf2f70 R08: 0000000000000001 R09: 00007ff80dbf36c0 [ 49.233128][ T1081] R10: 0000000000000008 R11: 0000000000000246 R12: 00007ff80d3f3000 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print fpu__clear_user_states:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars