====================================== | [ 9.736488][ T187] softirqs last disabled at (31786): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.736490][ T187] Preemption disabled at: | [ 9.736491][ T187] 0x0 | [ 9.736502][ T187] Tainted: [W]=WARN [ 9.736503][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.736505][ T187] Call Trace: [ 9.736506][ T187] [ 9.736508][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.736514][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 9.736519][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.736523][ T187] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.736528][ T187] __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)) [ 9.736530][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.736536][ T187] ? 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) [ 9.736539][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.736542][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 9.736545][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.736546][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.736551][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.736556][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.736563][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.736565][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.736568][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.736572][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.736576][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.736578][ T187] ? 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)) [ 9.736581][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.736583][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.736587][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.736592][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.736594][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.736599][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.736602][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.736604][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.736606][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.736610][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.736612][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.736616][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 9.736620][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.736623][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.736627][ T187] _printk (kernel/printk/printk.c:2504) [ 9.736631][ T187] ? snapshot_read.cold (user.c:?) [ 9.736634][ T187] ? 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) [ 9.736636][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.736640][ T187] ? 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) [ 9.736643][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.736647][ T187] ? exit_notify (kernel/exit.c:780) [ 9.736649][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.736652][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.736656][ T187] do_group_exit (kernel/exit.c:1151) [ 9.736659][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.736661][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.736663][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.736666][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.736670][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.736672][ T187] RIP: 0033:0x7efda58bb1b8 [ 9.736674][ T187] Code: Unable to access opcode bytes at 0x7efda58bb18e. Code starting with the faulting instruction =========================================== [ 9.736676][ T187] RSP: 002b:00007ffdae9ba6c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.736678][ T187] RAX: ffffffffffffffda RBX: 00007efda59ebf88 RCX: 00007efda58bb1b8 [ 9.736679][ T187] RDX: 00007efda5605fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.736680][ T187] RBP: 00007ffdae9ba720 R08: 0000000000000000 R09: 0000000000008010 [ 9.736681][ T187] R10: 00007ffdae9ba4e0 R11: 0000000000000246 R12: 0000000000000001 [ 9.736682][ T187] R13: 0000000000000000 R14: 00007efda59ea680 R15: 00007efda59ebfa0 | [ 10.936407][ T237] softirqs last disabled at (28713): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.936409][ T237] Preemption disabled at: | [ 10.936410][ T237] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.936419][ T237] Tainted: [W]=WARN [ 10.936420][ T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.936422][ T237] Call Trace: [ 10.936424][ T237] [ 10.936425][ T237] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.936431][ T237] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.936433][ T237] __might_resched.cold (kernel/sched/core.c:9234) [ 10.936438][ T237] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.936442][ T237] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.936448][ T237] __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)) [ 10.936450][ T237] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.936456][ T237] ? 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) [ 10.936459][ T237] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.936462][ T237] put_chars (drivers/char/virtio_console.c:1176) [ 10.936465][ T237] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.936466][ T237] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.936471][ T237] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.936473][ T237] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.936478][ T237] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.936480][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.936485][ T237] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.936488][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936493][ T237] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.936497][ T237] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.936498][ T237] ? 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)) [ 10.936502][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936504][ T237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.936508][ T237] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.936512][ T237] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.936514][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.936519][ T237] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.936522][ T237] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.936523][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936526][ T237] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.936529][ T237] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.936531][ T237] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.936534][ T237] vprintk_emit (kernel/printk/printk.c:2479) [ 10.936538][ T237] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.936544][ T237] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 10.936548][ T237] _printk (kernel/printk/printk.c:2504) [ 10.936551][ T237] ? snapshot_read.cold (user.c:?) [ 10.936558][ T237] ? 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) [ 10.936561][ T237] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 10.936564][ T237] do_one_initcall (init/main.c:1357) [ 10.936567][ T237] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.936571][ T237] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 10.936574][ T237] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.936579][ T237] do_init_module (kernel/module/main.c:3117) [ 10.936583][ T237] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.936587][ T237] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.936590][ T237] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 10.936594][ T237] load_module (kernel/module/main.c:3593) [ 10.936601][ T237] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 10.936605][ T237] ? __ia32_sys_fsconfig (??:?) [ 10.936607][ T237] ? ovl_real_file (fs/overlayfs/file.c:195) [ 10.936612][ T237] ? backing_file_read_iter (fs/backing-file.c:211) [ 10.936615][ T237] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.936618][ T237] init_module_from_file (kernel/module/main.c:3790) [ 10.936622][ T237] ? __do_sys_init_module (kernel/module/main.c:3664) [ 10.936630][ T237] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.936633][ T237] ? 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) [ 10.936636][ T237] idempotent_init_module (kernel/module/main.c:3802) [ 10.936640][ T237] ? init_module_from_file (kernel/module/main.c:3791) [ 10.936646][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936648][ T237] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.936654][ T237] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 10.936656][ T237] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.936660][ T237] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.936662][ T237] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.936664][ T237] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.936667][ T237] RIP: 0033:0x7f99f3e6737d [ 10.936671][ T237] 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 [ 10.936672][ T237] RSP: 002b:00007ffcf1e57348 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.936676][ T237] RAX: ffffffffffffffda RBX: 00005636f1205810 RCX: 00007f99f3e6737d [ 10.936677][ T237] RDX: 0000000000000000 RSI: 00005636dca61ffd RDI: 0000000000000000 [ 10.936678][ T237] RBP: 00007ffcf1e573e0 R08: 0000000000000000 R09: 0000000000000000 [ 10.936679][ T237] R10: 0000000000000000 R11: 0000000000000246 R12: 00005636dca61ffd [ 10.936680][ T237] R13: 00005636f1205960 R14: 0000000000040000 R15: 0000000000000000 | [ 12.173695][ T282] softirqs last disabled at (23826): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 12.173697][ T282] Preemption disabled at: | [ 12.173698][ T282] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.173707][ T282] Tainted: [W]=WARN [ 12.173708][ T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.173710][ T282] Call Trace: [ 12.173711][ T282] [ 12.173713][ T282] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.173719][ T282] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.173721][ T282] __might_resched.cold (kernel/sched/core.c:9234) [ 12.173725][ T282] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.173730][ T282] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.173735][ T282] __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)) [ 12.173737][ T282] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.173743][ T282] ? 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) [ 12.173745][ T282] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.173749][ T282] put_chars (drivers/char/virtio_console.c:1176) [ 12.173751][ T282] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.173756][ T282] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 12.173759][ T282] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.173762][ T282] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.173764][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.173766][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.173770][ T282] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.173772][ T282] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.173775][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.173779][ T282] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.173783][ T282] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.173787][ T282] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.173789][ T282] ? 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)) [ 12.173792][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.173794][ T282] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.173798][ T282] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.173802][ T282] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.173804][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.173809][ T282] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.173812][ T282] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.173814][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.173816][ T282] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.173820][ T282] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.173822][ T282] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.173825][ T282] vprintk_emit (kernel/printk/printk.c:2479) [ 12.173829][ T282] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.173831][ T282] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.173833][ T282] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 12.173838][ T282] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.173841][ T282] _printk (kernel/printk/printk.c:2504) [ 12.173844][ T282] ? snapshot_read.cold (user.c:?) [ 12.173848][ T282] ? br_multicast_flood (??:?) bridge [ 12.173861][ T282] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.173862][ T282] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.173863][ T282] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.173867][ T282] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 12.173877][ T282] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 12.173885][ T282] new_nbp (net/bridge/br_if.c:449) bridge [ 12.173895][ T282] br_add_if (net/bridge/br_if.c:592) bridge [ 12.173903][ T282] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.173907][ T282] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 12.173910][ T282] ? __kernel_text_address (kernel/extable.c:79) [ 12.173913][ T282] do_set_master (net/core/rtnetlink.c:3071) [ 12.173918][ T282] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.173921][ T282] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 12.173924][ T282] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.173926][ T282] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.173928][ T282] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.173932][ T282] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.173935][ T282] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.173936][ T282] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.173939][ T282] ? kasan_save_stack (mm/kasan/common.c:58) [ 12.173942][ T282] ? kasan_save_stack (mm/kasan/common.c:57) [ 12.173949][ T282] ? kasan_save_track (mm/kasan/common.c:78) [ 12.173952][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.173954][ T282] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 12.173957][ T282] ? ___sys_sendmsg (net/socket.c:2757) [ 12.173961][ T282] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.173963][ T282] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.173966][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.173968][ T282] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.173970][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.173971][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.173974][ T282] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.173977][ T282] ? __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) [ 12.173979][ T282] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.173981][ T282] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.173984][ T282] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.173986][ T282] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.173991][ T282] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 12.173996][ T282] rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.174001][ T282] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.174003][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.174007][ T282] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.174009][ T282] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.174011][ T282] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.174016][ T282] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.174020][ T282] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.174022][ T282] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.174025][ T282] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.174026][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.174030][ T282] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.174032][ T282] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.174036][ T282] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.174037][ T282] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.174040][ T282] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.174046][ T282] ? 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)) [ 12.174048][ T282] ? 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)) [ 12.174052][ T282] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.174055][ T282] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.174058][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.174062][ T282] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.174065][ T282] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.174069][ T282] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.174074][ T282] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.174077][ T282] ? copy_msghdr_from_user (net/socket.c:2650) [ 12.174079][ T282] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 12.174080][ T282] ? move_addr_to_kernel (net/socket.c:258) [ 12.174088][ T282] ___sys_sendmsg (net/socket.c:2767) [ 12.174090][ T282] ? copy_msghdr_from_user (net/socket.c:2619) [ 12.174105][ T282] __sys_sendmsg (net/socket.c:2799) [ 12.174108][ T282] ? __sys_sendmsg_sock (net/socket.c:2780) [ 12.174114][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.174118][ T282] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.174120][ T282] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.174123][ T282] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.174125][ T282] RIP: 0033:0x7f2062cd054e [ 12.174129][ T282] 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 [ 12.174131][ T282] RSP: 002b:00007fffdd8faed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.174134][ T282] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2062cd054e [ 12.174135][ T282] RDX: 0000000000000000 RSI: 00007fffdd8faf80 RDI: 0000000000000005 [ 12.174136][ T282] RBP: 00007fffdd8faee0 R08: 0000000000000000 R09: 0000000000000000 [ 12.174137][ T282] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91056b [ 12.174138][ T282] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffdd8fb640 | [ 13.779881][ T339] softirqs last disabled at (11058): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 13.779884][ T339] Preemption disabled at: | [ 13.779884][ T339] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.779894][ T339] Tainted: [W]=WARN [ 13.779895][ T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.779896][ T339] Call Trace: [ 13.779897][ T339] [ 13.779899][ T339] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.779905][ T339] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.779907][ T339] __might_resched.cold (kernel/sched/core.c:9234) [ 13.779912][ T339] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.779916][ T339] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.779921][ T339] __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)) [ 13.779924][ T339] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.779929][ T339] ? 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) [ 13.779932][ T339] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.779935][ T339] put_chars (drivers/char/virtio_console.c:1176) [ 13.779937][ T339] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 13.779939][ T339] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.779942][ T339] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.779946][ T339] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.779954][ T339] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.779958][ T339] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.779961][ T339] ? mark_usage (kernel/locking/lockdep.c:4690) [ 13.779962][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.779964][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.779968][ T339] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.779970][ T339] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 13.779973][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.779976][ T339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.779979][ T339] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.779983][ T339] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.779985][ T339] ? 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)) [ 13.779988][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.779990][ T339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.779994][ T339] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.779998][ T339] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.780000][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.780005][ T339] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.780007][ T339] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.780009][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.780012][ T339] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.780017][ T339] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.780019][ T339] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.780022][ T339] vprintk_emit (kernel/printk/printk.c:2479) [ 13.780026][ T339] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.780029][ T339] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.780031][ T339] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 13.780035][ T339] _printk (kernel/printk/printk.c:2504) [ 13.780039][ T339] ? snapshot_read.cold (user.c:?) [ 13.780042][ T339] ? br_multicast_flood (??:?) bridge [ 13.780056][ T339] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.780057][ T339] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.780058][ T339] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.780062][ T339] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 13.780073][ T339] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 13.780081][ T339] new_nbp (net/bridge/br_if.c:449) bridge [ 13.780091][ T339] br_add_if (net/bridge/br_if.c:592) bridge [ 13.780098][ T339] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.780102][ T339] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.780105][ T339] ? __kernel_text_address (kernel/extable.c:79) [ 13.780109][ T339] do_set_master (net/core/rtnetlink.c:3071) [ 13.780113][ T339] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.780116][ T339] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 13.780120][ T339] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 13.780121][ T339] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 13.780123][ T339] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 13.780126][ T339] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.780129][ T339] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.780131][ T339] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.780133][ T339] ? kasan_save_stack (mm/kasan/common.c:58) [ 13.780136][ T339] ? kasan_save_stack (mm/kasan/common.c:57) [ 13.780138][ T339] ? kasan_save_track (mm/kasan/common.c:78) [ 13.780141][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.780143][ T339] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 13.780145][ T339] ? ___sys_sendmsg (net/socket.c:2757) [ 13.780150][ T339] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.780152][ T339] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 13.780154][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.780157][ T339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.780158][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.780160][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.780162][ T339] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 13.780166][ T339] ? __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) [ 13.780169][ T339] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.780171][ T339] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 13.780175][ T339] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 13.780176][ T339] ? nla_get_range_signed (lib/nlattr.c:270) [ 13.780181][ T339] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 13.780186][ T339] rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.780191][ T339] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.780193][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.780197][ T339] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.780199][ T339] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 13.780201][ T339] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.780203][ T339] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.780207][ T339] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.780209][ T339] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.780212][ T339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.780213][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.780217][ T339] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.780219][ T339] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 13.780222][ T339] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.780225][ T339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.780227][ T339] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.780233][ T339] ? 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)) [ 13.780235][ T339] ? 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)) [ 13.780239][ T339] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.780242][ T339] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.780245][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.780249][ T339] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.780253][ T339] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 13.780257][ T339] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 13.780262][ T339] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 13.780264][ T339] ? copy_msghdr_from_user (net/socket.c:2650) [ 13.780266][ T339] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 13.780268][ T339] ? move_addr_to_kernel (net/socket.c:258) [ 13.780275][ T339] ___sys_sendmsg (net/socket.c:2767) [ 13.780278][ T339] ? copy_msghdr_from_user (net/socket.c:2619) [ 13.780293][ T339] __sys_sendmsg (net/socket.c:2799) [ 13.780296][ T339] ? __sys_sendmsg_sock (net/socket.c:2780) [ 13.780302][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.780305][ T339] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.780308][ T339] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.780310][ T339] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.780313][ T339] RIP: 0033:0x7f7ac893954e [ 13.780316][ T339] 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 [ 13.780318][ T339] RSP: 002b:00007ffe39a48e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.780321][ T339] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7ac893954e [ 13.780322][ T339] RDX: 0000000000000000 RSI: 00007ffe39a48f40 RDI: 0000000000000005 [ 13.780323][ T339] RBP: 00007ffe39a48ea0 R08: 0000000000000000 R09: 0000000000000000 [ 13.780324][ T339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91056d [ 13.780325][ T339] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe39a49600 | [ 15.114563][ T393] softirqs last disabled at (13088): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 15.114566][ T393] Preemption disabled at: | [ 15.114566][ T393] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.114576][ T393] Tainted: [W]=WARN [ 15.114577][ T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.114578][ T393] Call Trace: [ 15.114580][ T393] [ 15.114581][ T393] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.114588][ T393] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.114590][ T393] __might_resched.cold (kernel/sched/core.c:9234) [ 15.114594][ T393] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.114598][ T393] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.114603][ T393] __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)) [ 15.114606][ T393] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.114611][ T393] ? 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) [ 15.114614][ T393] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.114617][ T393] put_chars (drivers/char/virtio_console.c:1176) [ 15.114619][ T393] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 15.114621][ T393] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.114624][ T393] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.114628][ T393] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.114631][ T393] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.114634][ T393] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.114637][ T393] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.114639][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.114640][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.114644][ T393] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.114646][ T393] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.114649][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.114651][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.114655][ T393] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.114659][ T393] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.114661][ T393] ? 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)) [ 15.114664][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.114666][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.114670][ T393] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.114674][ T393] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.114676][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.114681][ T393] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.114684][ T393] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.114686][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.114688][ T393] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.114692][ T393] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.114693][ T393] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.114696][ T393] vprintk_emit (kernel/printk/printk.c:2479) [ 15.114701][ T393] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.114703][ T393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.114706][ T393] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.114709][ T393] _printk (kernel/printk/printk.c:2504) [ 15.114713][ T393] ? snapshot_read.cold (user.c:?) [ 15.114717][ T393] ? br_multicast_flood (??:?) bridge [ 15.114730][ T393] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.114731][ T393] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.114732][ T393] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.114737][ T393] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 15.114747][ T393] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 15.114755][ T393] new_nbp (net/bridge/br_if.c:449) bridge [ 15.114764][ T393] br_add_if (net/bridge/br_if.c:592) bridge [ 15.114771][ T393] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 15.114775][ T393] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.114778][ T393] ? __kernel_text_address (kernel/extable.c:79) [ 15.114782][ T393] do_set_master (net/core/rtnetlink.c:3071) [ 15.114787][ T393] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.114790][ T393] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.114793][ T393] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.114795][ T393] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.114797][ T393] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.114800][ T393] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.114803][ T393] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.114804][ T393] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.114807][ T393] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.114810][ T393] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.114812][ T393] ? kasan_save_track (mm/kasan/common.c:78) [ 15.114814][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.114816][ T393] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 15.114819][ T393] ? ___sys_sendmsg (net/socket.c:2757) [ 15.114824][ T393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.114826][ T393] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.114828][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.114830][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.114832][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.114834][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.114836][ T393] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.114839][ T393] ? __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) [ 15.114842][ T393] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.114844][ T393] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.114848][ T393] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.114849][ T393] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.114854][ T393] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.114859][ T393] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.114865][ T393] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.114866][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.114871][ T393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.114873][ T393] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.114875][ T393] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.114876][ T393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.114880][ T393] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.114882][ T393] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.114885][ T393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.114886][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.114890][ T393] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.114892][ T393] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.114896][ T393] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.114897][ T393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.114900][ T393] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.114906][ T393] ? 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)) [ 15.114908][ T393] ? 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)) [ 15.114912][ T393] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.114916][ T393] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.114918][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.114922][ T393] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.114926][ T393] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.114930][ T393] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.114935][ T393] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.114937][ T393] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.114940][ T393] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.114941][ T393] ? move_addr_to_kernel (net/socket.c:258) [ 15.114948][ T393] ___sys_sendmsg (net/socket.c:2767) [ 15.114951][ T393] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.114972][ T393] __sys_sendmsg (net/socket.c:2799) [ 15.114975][ T393] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.114981][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.114985][ T393] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.114987][ T393] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.114990][ T393] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.114993][ T393] RIP: 0033:0x7f08b989954e [ 15.114997][ T393] 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 [ 15.114998][ T393] RSP: 002b:00007ffeb0cd2530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.115001][ T393] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f08b989954e [ 15.115002][ T393] RDX: 0000000000000000 RSI: 00007ffeb0cd25e0 RDI: 0000000000000005 [ 15.115003][ T393] RBP: 00007ffeb0cd2540 R08: 0000000000000000 R09: 0000000000000000 [ 15.115004][ T393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91056e [ 15.115005][ T393] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb0cd2ca0 | [ 16.114761][ T438] softirqs last disabled at (15230): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 16.114763][ T438] Preemption disabled at: | [ 16.114764][ T438] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.114773][ T438] Tainted: [W]=WARN [ 16.114773][ T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.114775][ T438] Call Trace: [ 16.114777][ T438] [ 16.114778][ T438] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.114784][ T438] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.114786][ T438] __might_resched.cold (kernel/sched/core.c:9234) [ 16.114791][ T438] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.114795][ T438] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.114800][ T438] __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)) [ 16.114802][ T438] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.114808][ T438] ? 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) [ 16.114811][ T438] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.114814][ T438] put_chars (drivers/char/virtio_console.c:1176) [ 16.114815][ T438] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 16.114817][ T438] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.114820][ T438] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.114824][ T438] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.114827][ T438] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.114830][ T438] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.114833][ T438] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.114835][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.114836][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.114840][ T438] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.114842][ T438] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 16.114845][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.114847][ T438] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.114851][ T438] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.114854][ T438] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.114856][ T438] ? 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)) [ 16.114859][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.114861][ T438] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.114865][ T438] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.114869][ T438] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.114871][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.114876][ T438] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.114879][ T438] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.114881][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.114883][ T438] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.114886][ T438] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.114888][ T438] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.114891][ T438] vprintk_emit (kernel/printk/printk.c:2479) [ 16.114895][ T438] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.114901][ T438] _printk (kernel/printk/printk.c:2504) [ 16.114904][ T438] ? snapshot_read.cold (user.c:?) [ 16.114908][ T438] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 16.114912][ T438] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 16.114915][ T438] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.114917][ T438] ? netdev_notice (net/core/dev.c:13194) [ 16.114920][ T438] ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:70 (discriminator 1)) [ 16.114925][ T438] ? netif_disable_lro (net/core/dev.c:11164 net/core/dev.c:1854) [ 16.114927][ T438] ? netdev_wait_allrefs_any (net/core/dev.c:11702) [ 16.114930][ T438] ? 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) [ 16.114934][ T438] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 16.114938][ T438] netif_set_promiscuity (net/core/dev.c:9699) [ 16.114942][ T438] dev_set_promiscuity (net/core/dev_api.c:288) [ 16.114945][ T438] br_port_set_promisc (net/bridge/br_if.c:109) bridge [ 16.114965][ T438] br_manage_promisc (net/bridge/br_if.c:175) bridge [ 16.114978][ T438] br_add_if (net/bridge/br_if.c:243 net/bridge/br_if.c:633) bridge [ 16.114989][ T438] do_set_master (net/core/rtnetlink.c:3071) [ 16.114994][ T438] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 16.114998][ T438] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 16.115001][ T438] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 16.115002][ T438] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 16.115004][ T438] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 16.115007][ T438] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.115010][ T438] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.115012][ T438] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.115017][ T438] ? kasan_save_stack (mm/kasan/common.c:58) [ 16.115020][ T438] ? kasan_save_stack (mm/kasan/common.c:57) [ 16.115021][ T438] ? kasan_save_track (mm/kasan/common.c:78) [ 16.115024][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.115026][ T438] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 16.115029][ T438] ? ___sys_sendmsg (net/socket.c:2757) [ 16.115033][ T438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.115035][ T438] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 16.115038][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.115040][ T438] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.115042][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.115044][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.115046][ T438] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 16.115049][ T438] ? __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) [ 16.115051][ T438] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.115053][ T438] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 16.115057][ T438] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 16.115058][ T438] ? nla_get_range_signed (lib/nlattr.c:270) [ 16.115063][ T438] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 16.115068][ T438] rtnl_newlink (net/core/rtnetlink.c:4215) [ 16.115073][ T438] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.115075][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.115079][ T438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.115081][ T438] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.115083][ T438] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.115085][ T438] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.115089][ T438] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.115091][ T438] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 16.115094][ T438] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.115095][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.115099][ T438] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.115101][ T438] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.115105][ T438] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 16.115107][ T438] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.115109][ T438] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.115115][ T438] ? 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)) [ 16.115117][ T438] ? 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)) [ 16.115121][ T438] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.115124][ T438] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.115127][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.115131][ T438] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 16.115135][ T438] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.115138][ T438] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 16.115144][ T438] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 16.115146][ T438] ? copy_msghdr_from_user (net/socket.c:2650) [ 16.115148][ T438] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 16.115150][ T438] ? move_addr_to_kernel (net/socket.c:258) [ 16.115158][ T438] ___sys_sendmsg (net/socket.c:2767) [ 16.115163][ T438] ? copy_msghdr_from_user (net/socket.c:2619) [ 16.115179][ T438] __sys_sendmsg (net/socket.c:2799) [ 16.115182][ T438] ? __sys_sendmsg_sock (net/socket.c:2780) [ 16.115188][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.115192][ T438] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.115194][ T438] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.115197][ T438] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.115199][ T438] RIP: 0033:0x7fd9169f254e [ 16.115203][ T438] 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 [ 16.115205][ T438] RSP: 002b:00007ffcc5daafc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.115207][ T438] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd9169f254e [ 16.115209][ T438] RDX: 0000000000000000 RSI: 00007ffcc5dab070 RDI: 0000000000000005 [ 16.115210][ T438] RBP: 00007ffcc5daafd0 R08: 0000000000000000 R09: 0000000000000000 [ 16.115210][ T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91056f [ 16.115211][ T438] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc5dab730 | [ 16.466882][ C1] | [ 16.466882][ C1] | [ 16.466882][ C1] stack backtrace: | [ 16.466888][ C1] Tainted: [W]=WARN [ 16.466889][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.466891][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.466894][ C1] Call Trace: [ 16.466895][ C1] [ 16.466897][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.466901][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 16.466903][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 16.466905][ C1] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 16.466908][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 16.466909][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 16.466911][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 16.466913][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.466914][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.466916][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.466921][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.466924][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.466926][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.466929][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 16.466932][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.466934][ C1] ? 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)) [ 16.466937][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.466939][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.466941][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.466943][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.466945][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.466947][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.466949][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.466951][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.466952][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.466954][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.466956][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.466965][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.466967][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.466969][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.466971][ C1] _printk (kernel/printk/printk.c:2504) [ 16.466973][ C1] ? snapshot_read.cold (user.c:?) [ 16.466975][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.466978][ C1] ? idr_get_free (??:?) [ 16.466980][ C1] addrconf_dad_failure.cold (net/ipv6/addrconf.c:2187 (discriminator 4)) [ 16.466982][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.466984][ C1] ? inet6_rtm_newaddr (net/ipv6/addrconf.c:5042 (discriminator 2)) [ 16.466986][ C1] ? ipv6_get_ifaddr (./include/linux/rcupdate.h:882 net/ipv6/addrconf.c:2118) [ 16.466988][ C1] ? addrconf_dad_work (./include/net/ipv6.h:593) [ 16.466990][ C1] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.466992][ C1] ? ndisc_parse_options.part.0 (net/ipv6/ndisc.c:228) [ 16.466995][ C1] ndisc_recv_ns (net/ipv6/ndisc.c:867) [ 16.466996][ C1] ? __print_lock_name (kernel/locking/lockdep.c:735) [ 16.466998][ C1] ? ndisc_netdev_event (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.466999][ C1] ? ip6_pol_route (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/route.c:2339 (discriminator 2)) [ 16.467003][ C1] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.467004][ C1] ? ndisc_rcv (net/ipv6/ndisc.c:1835) [ 16.467005][ C1] icmpv6_rcv (net/ipv6/icmp.c:1193) [ 16.467007][ C1] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:479) [ 16.467010][ C1] ip6_input_finish (net/ipv6/ip6_input.c:534) [ 16.467016][ C1] ip6_input (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv6/ip6_input.c:545) [ 16.467017][ C1] ? ip6_input_finish (net/ipv6/ip6_input.c:527 (discriminator 46)) [ 16.467019][ C1] ? ipv6_chk_mcast_addr (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/mcast.c:1076 (discriminator 2)) [ 16.467022][ C1] ? ipv6_chk_mcast_addr (./include/linux/rcupdate.h:882 net/ipv6/mcast.c:1076) [ 16.467024][ C1] ip6_mc_input (net/ipv6/ip6_input.c:636) [ 16.467025][ C1] ? ip6_input (./include/linux/rcupdate.h:878 (discriminator 3)) [ 16.467027][ C1] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.467028][ C1] ? ip6_rcv_core (./include/linux/rcupdate.h:882 net/ipv6/ip6_input.c:328) [ 16.467030][ C1] ipv6_rcv (./include/net/dst.h:480 (discriminator 4) net/ipv6/ip6_input.c:119 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/ip6_input.c:351 (discriminator 4)) [ 16.467032][ C1] ? ip6_rcv_core (net/ipv6/ip6_input.c:211 (discriminator 96)) [ 16.467033][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.467035][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.467037][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 16.467038][ C1] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 16.467040][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.467042][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 16.467043][ C1] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 16.467045][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.467048][ C1] process_backlog (net/core/dev.c:6728) [ 16.467050][ C1] __napi_poll (net/core/dev.c:7787) [ 16.467052][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.467054][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.467057][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.467058][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.467061][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 16.467064][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.467065][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.467067][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.467069][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.467070][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.467072][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.467074][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 16.467075][ C1] [ 16.467076][ C1] [ 16.467076][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 16.467078][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.467080][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.467082][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 16.467084][ C1] ? eth_header (net/ethernet/eth.c:99) [ 16.467089][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 16.467091][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 16.467092][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.467094][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.467095][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 16.467097][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 16.467099][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 16.467101][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 16.467102][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.467103][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.467105][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.467106][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 16.467108][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 16.467111][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.467113][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.467116][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 16.467117][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.467119][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 16.467120][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.467122][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 16.467123][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.467125][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.467126][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.467128][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 16.467130][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 16.467132][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.467134][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.467136][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.467137][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.467139][ C1] process_one_work (kernel/workqueue.c:3387) [ 16.467142][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.467144][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.467146][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.467148][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.467150][ C1] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 16.467152][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.467154][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.467155][ C1] kthread (kernel/kthread.c:436) [ 16.467157][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.467158][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.467160][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.467161][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.467163][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.467165][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.467167][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.076032][ T70] softirqs last disabled at (21297): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 24.076036][ T70] Preemption disabled at: | [ 24.076037][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.076047][ T70] Tainted: [W]=WARN [ 24.076048][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.076049][ T70] Workqueue: netns cleanup_net [ 24.076055][ T70] Call Trace: [ 24.076056][ T70] [ 24.076058][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.076063][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.076065][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 24.076069][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.076072][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076076][ T70] __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)) [ 24.076080][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.076083][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.076086][ T70] ? 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) [ 24.076088][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.076090][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 24.076091][ T70] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 24.076093][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.076095][ T70] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 24.076098][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.076101][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.076102][ T70] ? 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) [ 24.076104][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.076106][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076107][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076109][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.076111][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.076114][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.076116][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076118][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076119][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076121][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.076123][ T70] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 24.076125][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.076127][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.076130][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.076132][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.076133][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.076135][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076136][ T70] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.076138][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.076139][ T70] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 24.076141][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.076143][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.076145][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 24.076148][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.076149][ T70] ? process_one_work (kernel/workqueue.c:3387) [ 24.076152][ T70] ? kthread (kernel/kthread.c:436) [ 24.076154][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 24.076156][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 24.076159][ T70] _printk (kernel/printk/printk.c:2504) [ 24.076162][ T70] ? snapshot_read.cold (user.c:?) [ 24.076164][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 24.076167][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 24.076169][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 24.076171][ T70] ? netdev_notice (net/core/dev.c:13194) [ 24.076174][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076176][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 24.076177][ T70] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 24.076180][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 24.076182][ T70] ? 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) [ 24.076184][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 24.076187][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 24.076190][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 24.076205][ T70] br_dev_delete (net/bridge/br_if.c:387) bridge [ 24.076213][ T70] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 24.076224][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 24.076227][ T70] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 24.076229][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 24.076233][ T70] cleanup_net (net/core/net_namespace.c:706) [ 24.076235][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 24.076237][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.076238][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.076240][ T70] process_one_work (kernel/workqueue.c:3387) [ 24.076243][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 24.076245][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.076247][ T70] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.076249][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 24.076252][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.076253][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 24.076255][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.076257][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.076258][ T70] kthread (kernel/kthread.c:436) [ 24.076260][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.076261][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.076263][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.076265][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 24.076267][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.076269][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars