======================================
| [   11.663809][  T315] softirqs last disabled at (14693): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.663812][  T315] Preemption disabled at:
| [   11.663812][  T315] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.663822][  T315] Tainted: [W]=WARN
[   11.663822][  T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.663824][  T315] Call Trace:
[   11.663826][  T315]  <TASK>
[   11.663827][  T315]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.663832][  T315]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.663835][  T315]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.663839][  T315]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.663843][  T315]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.663848][  T315]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.663850][  T315]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.663856][  T315]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.663859][  T315]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.663862][  T315]  put_chars (drivers/char/virtio_console.c:1176)
[   11.663864][  T315]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.663866][  T315]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.663869][  T315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.663872][  T315]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.663876][  T315]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.663879][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.663881][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.663885][  T315]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.663886][  T315]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.663889][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.663892][  T315]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.663896][  T315]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.663900][  T315]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.663902][  T315]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.663905][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.663907][  T315]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.663911][  T315]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.663915][  T315]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.663917][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.663922][  T315]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.663924][  T315]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.663926][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.663928][  T315]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.663932][  T315]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.663934][  T315]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.663937][  T315]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.663941][  T315]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.663946][  T315]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   11.663949][  T315]  _printk (kernel/printk/printk.c:2504)
[   11.663953][  T315]  ? snapshot_read.cold (user.c:?)
[   11.663962][  T315]  ? 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)
[   11.663965][  T315] gact_init_module (net/sched/act_gact.c:180) act_gact
[   11.663967][  T315]  do_one_initcall (init/main.c:1357)
[   11.663970][  T315]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.663974][  T315]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.663977][  T315]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.663982][  T315]  do_init_module (kernel/module/main.c:3117)
[   11.663986][  T315]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.663990][  T315]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.663993][  T315]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.663997][  T315]  load_module (kernel/module/main.c:3593)
[   11.664004][  T315]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.664008][  T315]  ? __ia32_sys_fsconfig (??:?)
[   11.664011][  T315]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.664015][  T315]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.664018][  T315]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.664022][  T315]  init_module_from_file (kernel/module/main.c:3790)
[   11.664025][  T315]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.664033][  T315]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.664036][  T315]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.664039][  T315]  idempotent_init_module (kernel/module/main.c:3802)
[   11.664043][  T315]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.664049][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.664051][  T315]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.664057][  T315]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.664059][  T315]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.664063][  T315]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.664065][  T315]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.664067][  T315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.664070][  T315] RIP: 0033:0x7f84af80537d
[   11.664073][  T315] 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
[   11.664075][  T315] RSP: 002b:00007ffc8af0c908 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.664078][  T315] RAX: ffffffffffffffda RBX: 000055586d0fb810 RCX: 00007f84af80537d
[   11.664079][  T315] RDX: 0000000000000000 RSI: 000055585f6c8ffd RDI: 0000000000000000
[   11.664080][  T315] RBP: 00007ffc8af0c9a0 R08: 0000000000000000 R09: 0000000000000000
[   11.664081][  T315] R10: 0000000000000000 R11: 0000000000000246 R12: 000055585f6c8ffd
[   11.664081][  T315] R13: 000055586d0fb960 R14: 0000000000040000 R15: 0000000000000000
| [   12.765442][  T424] softirqs last disabled at (20652): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.765444][  T424] Preemption disabled at:
| [   12.765445][  T424] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.765454][  T424] Tainted: [W]=WARN
[   12.765455][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.765457][  T424] Call Trace:
[   12.765459][  T424]  <TASK>
[   12.765460][  T424]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.765466][  T424]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.765468][  T424]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.765473][  T424]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.765477][  T424]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.765482][  T424]  __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))
[   12.765484][  T424]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.765490][  T424]  ? 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)
[   12.765492][  T424]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.765495][  T424]  put_chars (drivers/char/virtio_console.c:1176)
[   12.765497][  T424]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   12.765499][  T424]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.765502][  T424]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.765506][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.765508][  T424]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.765512][  T424]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.765514][  T424]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.765516][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.765518][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.765521][  T424]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.765523][  T424]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.765527][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.765529][  T424]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.765533][  T424]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.765536][  T424]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.765538][  T424]  ? 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))
[   12.765541][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.765543][  T424]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.765547][  T424]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.765551][  T424]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.765553][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.765558][  T424]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.765561][  T424]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.765562][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.765565][  T424]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.765568][  T424]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.765570][  T424]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.765573][  T424]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.765577][  T424]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.765579][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.765582][  T424]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.765586][  T424]  _printk (kernel/printk/printk.c:2504)
[   12.765589][  T424]  ? snapshot_read.cold (user.c:?)
[   12.765593][  T424]  ? br_multicast_flood (??:?) bridge
[   12.765605][  T424]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.765606][  T424]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.765608][  T424]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.765612][  T424] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.765622][  T424] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.765630][  T424] new_nbp (net/bridge/br_if.c:449) bridge
[   12.765639][  T424] br_add_if (net/bridge/br_if.c:592) bridge
[   12.765647][  T424]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.765651][  T424]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.765653][  T424]  ? __kernel_text_address (kernel/extable.c:79)
[   12.765657][  T424]  do_set_master (net/core/rtnetlink.c:3071)
[   12.765662][  T424]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.765665][  T424]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.765668][  T424]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.765669][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.765671][  T424]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.765675][  T424]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.765677][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.765679][  T424]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.765681][  T424]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.765684][  T424]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.765686][  T424]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.765689][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.765690][  T424]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.765693][  T424]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.765698][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.765700][  T424]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.765702][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.765704][  T424]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.765706][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.765708][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.765710][  T424]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.765714][  T424]  ? __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)
[   12.765717][  T424]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.765719][  T424]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.765722][  T424]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.765724][  T424]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.765728][  T424]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.765733][  T424]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.765739][  T424]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.765740][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.765745][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.765747][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.765749][  T424]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.765750][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.765754][  T424]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.765756][  T424]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.765759][  T424]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.765760][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.765764][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.765766][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.765769][  T424]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.765771][  T424]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.765774][  T424]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.765780][  T424]  ? 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))
[   12.765781][  T424]  ? 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))
[   12.765785][  T424]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.765789][  T424]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.765792][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.765795][  T424]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.765799][  T424]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.765803][  T424]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.765808][  T424]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.765810][  T424]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.765812][  T424]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.765814][  T424]  ? move_addr_to_kernel (net/socket.c:258)
[   12.765821][  T424]  ___sys_sendmsg (net/socket.c:2767)
[   12.765824][  T424]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.765839][  T424]  __sys_sendmsg (net/socket.c:2799)
[   12.765842][  T424]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.765848][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.765851][  T424]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.765854][  T424]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.765857][  T424]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.765859][  T424] RIP: 0033:0x7f1a928b354e
[   12.765862][  T424] 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 <c9> 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
[   12.765864][  T424] RSP: 002b:00007ffcd7a3a100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.765867][  T424] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a928b354e
[   12.765868][  T424] RDX: 0000000000000000 RSI: 00007ffcd7a3a1b0 RDI: 0000000000000005
[   12.765869][  T424] RBP: 00007ffcd7a3a110 R08: 0000000000000000 R09: 0000000000000000
[   12.765870][  T424] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2a0
[   12.765871][  T424] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd7a3a870
| [   28.017237][    C3] softirqs last disabled at (1043395): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.017240][    C3] Preemption disabled at:
| [   28.017240][    C3] 0x0
| [   28.017250][    C3] Tainted: [W]=WARN
[   28.017251][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.017253][    C3] Call Trace:
[   28.017255][    C3]  <IRQ>
[   28.017256][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.017262][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.017266][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.017270][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.017273][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017276][    C3]  __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))
[   28.017280][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.017283][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.017286][    C3]  ? 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)
[   28.017288][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.017290][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   28.017292][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.017293][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.017297][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.017300][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.017301][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017303][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.017305][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.017308][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.017310][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017311][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017313][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.017315][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.017317][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.017319][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.017321][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.017323][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.017325][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.017326][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017328][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.017329][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.017331][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.017333][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.017335][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.017337][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.017339][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.017351][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.017353][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.017359][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.017365][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   28.017368][    C3]  _printk (kernel/printk/printk.c:2504)
[   28.017372][    C3]  ? snapshot_read.cold (user.c:?)
[   28.017374][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.017378][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.017380][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.017381][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.017384][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.017387][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.017389][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.017390][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.017392][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.017394][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.017400][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017402][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.017404][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.017410][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.017412][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.017418][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.017424][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.017430][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.017433][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.017435][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.017439][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.017440][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.017442][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017444][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.017446][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.017453][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.017455][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.017457][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.017460][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.017462][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.017463][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.017466][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017467][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.017469][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.017471][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.017473][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.017474][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.017476][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.017479][    C3]  </IRQ>
[   28.017479][    C3]  <TASK>
[   28.017480][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.017482][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.017484][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.017486][    C3] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   28.017488][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.017491][    C3] RAX: 00000000000febc1 RBX: ff11000001c88040 RCX: ffffffff918f0307
[   28.017493][    C3] RDX: ff11000001c88040 RSI: ffffffff94638af6 RDI: ffffffff9408d8e0
[   28.017494][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.017495][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.017495][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.017497][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.017500][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.017502][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.017504][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.017506][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.017507][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.017510][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.017511][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.017513][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.017515][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.017516][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.017518][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.017520][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.081005][    C3]
| [   28.081081][    C3]
| [   28.081081][    C3] stack backtrace:
| [   28.081304][    C3] Tainted: [W]=WARN
[   28.081304][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.081305][    C3] Call Trace:
[   28.081306][    C3]  <IRQ>
[   28.081307][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.081310][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.081313][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.081316][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.081317][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.081319][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.081321][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.081323][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.081330][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081333][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.081335][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.081341][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.081343][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.081349][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.081355][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.081361][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.081363][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.081365][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.081368][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.081370][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.081372][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081374][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.081376][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.081382][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.081384][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.081387][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.081389][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.081391][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.081393][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.081395][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081397][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.081399][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.081400][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.081402][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.081404][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.081405][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.081407][    C3]  </IRQ>
[   28.081408][    C3]  <TASK>
[   28.081408][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.081410][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.081412][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.081414][    C3] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   28.081415][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.081417][    C3] RAX: 00000000000febc1 RBX: ff11000001c88040 RCX: ffffffff918f0307
[   28.081418][    C3] RDX: ff11000001c88040 RSI: ffffffff94638af6 RDI: ffffffff9408d8e0
[   28.081419][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.081420][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.081420][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.081422][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.081424][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.081426][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.081427][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.081429][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.081431][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.081432][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.081433][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081435][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.081437][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.081438][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.081440][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.081442][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.236837][  T935] softirqs last disabled at (0): 0x0
| [   29.236839][  T935] Preemption disabled at:
| [   29.236840][  T935] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.236851][  T935] Tainted: [W]=WARN
[   29.236852][  T935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.236854][  T935] Call Trace:
[   29.236855][  T935]  <TASK>
[   29.236856][  T935]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.236861][  T935]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.236863][  T935]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.236867][  T935]  ? __module_address (kernel/module/main.c:3915)
[   29.236870][  T935]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.236873][  T935]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   29.236874][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.236878][  T935]  __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))
[   29.236881][  T935]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.236884][  T935]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.236888][  T935]  ? 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)
[   29.236889][  T935]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.236891][  T935]  put_chars (drivers/char/virtio_console.c:1176)
[   29.236893][  T935]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   29.236894][  T935]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.236896][  T935]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   29.236898][  T935]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.236902][  T935]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.236903][  T935]  ? 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)
[   29.236904][  T935]  ? vsnprintf (lib/vsprintf.c:2900)
[   29.236908][  T935]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.236909][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.236911][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.236913][  T935]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.236916][  T935]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.236918][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.236919][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.236921][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.236922][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.236924][  T935]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.236926][  T935]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.236928][  T935]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.236930][  T935]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.236932][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.236934][  T935]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.236935][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.236937][  T935]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.236938][  T935]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.236939][  T935]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   29.236942][  T935]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.236943][  T935]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.236945][  T935]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.236948][  T935]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.236950][  T935]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.236951][  T935]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.236953][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.236955][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.236957][  T935]  _printk (kernel/printk/printk.c:2504)
[   29.236960][  T935]  ? snapshot_read.cold (user.c:?)
[   29.236962][  T935]  ? br_multicast_flood (??:?) bridge
[   29.236974][  T935]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   29.236976][  T935]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.236977][  T935]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.236980][  T935] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   29.236988][  T935] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   29.236995][  T935] new_nbp (net/bridge/br_if.c:449) bridge
[   29.237002][  T935] br_add_if (net/bridge/br_if.c:592) bridge
[   29.237008][  T935]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   29.237012][  T935]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.237014][  T935]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.237016][  T935]  ? __kernel_text_address (kernel/extable.c:79)
[   29.237022][  T935]  do_set_master (net/core/rtnetlink.c:3071)
[   29.237026][  T935]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   29.237027][  T935]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.237029][  T935]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.237030][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237031][  T935]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.237035][  T935]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.237038][  T935]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.237039][  T935]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.237040][  T935]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.237042][  T935]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   29.237043][  T935]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   29.237044][  T935]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.237045][  T935]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.237048][  T935]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.237050][  T935]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.237051][  T935]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.237053][  T935]  ? ___sys_sendmsg (net/socket.c:2767)
[   29.237055][  T935]  ? __sys_sendmsg (net/socket.c:2799)
[   29.237056][  T935]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.237058][  T935]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.237061][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237063][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.237064][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237065][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237067][  T935]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.237070][  T935]  ? __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)
[   29.237072][  T935]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.237073][  T935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.237075][  T935]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.237076][  T935]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.237078][  T935]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.237080][  T935]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.237082][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237084][  T935]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.237085][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.237087][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237089][  T935]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   29.237090][  T935]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.237092][  T935]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.237093][  T935]  ? __kernel_text_address (kernel/extable.c:79)
[   29.237094][  T935]  ? write_profile (profile.c:?)
[   29.237095][  T935]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.237098][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237099][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237101][  T935]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.237104][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.237106][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237108][  T935]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.237109][  T935]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.237110][  T935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.237112][  T935]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.237113][  T935]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.237115][  T935]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.237117][  T935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.237118][  T935]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.237119][  T935]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.237121][  T935]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   29.237123][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237125][  T935]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.237127][  T935]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.237129][  T935]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.237130][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237132][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237133][  T935]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.237135][  T935]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.237137][  T935]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.237139][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237140][  T935]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.237142][  T935]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.237144][  T935]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.237145][  T935]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.237147][  T935]  ? move_addr_to_kernel (net/socket.c:258)
[   29.237148][  T935]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.237151][  T935]  ___sys_sendmsg (net/socket.c:2767)
[   29.237154][  T935]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.237159][  T935]  __sys_sendmsg (net/socket.c:2799)
[   29.237161][  T935]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.237163][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.237165][  T935]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.237166][  T935]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.237168][  T935]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.237170][  T935] RIP: 0033:0x7fb37639354e
[   29.237171][  T935] 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 <c9> 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
[   29.237173][  T935] RSP: 002b:00007ffcf188b250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.237177][  T935] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb37639354e
[   29.237178][  T935] RDX: 0000000000000000 RSI: 00007ffcf188b300 RDI: 0000000000000005
[   29.237179][  T935] RBP: 00007ffcf188b260 R08: 0000000000000000 R09: 0000000000000000
[   29.237180][  T935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2b0
[   29.237181][  T935] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf188b9c0
| [   45.680678][ T1392] softirqs last disabled at (0): 0x0
| [   45.680680][ T1392] Preemption disabled at:
| [   45.680681][ T1392] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.680691][ T1392] Tainted: [W]=WARN
[   45.680692][ T1392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.680694][ T1392] Call Trace:
[   45.680695][ T1392]  <TASK>
[   45.680696][ T1392]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.680701][ T1392]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.680703][ T1392]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.680707][ T1392]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.680710][ T1392]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   45.680713][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680717][ T1392]  __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))
[   45.680720][ T1392]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.680722][ T1392]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.680726][ T1392]  ? 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)
[   45.680728][ T1392]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.680729][ T1392]  put_chars (drivers/char/virtio_console.c:1176)
[   45.680731][ T1392]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.680733][ T1392]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   45.680736][ T1392]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.680739][ T1392]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.680740][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680742][ T1392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.680744][ T1392]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.680746][ T1392]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.680748][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680750][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680751][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680753][ T1392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.680755][ T1392]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.680756][ T1392]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.680758][ T1392]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.680761][ T1392]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.680763][ T1392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.680764][ T1392]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.680766][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680767][ T1392]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.680768][ T1392]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.680770][ T1392]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.680772][ T1392]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.680774][ T1392]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.680776][ T1392]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.680778][ T1392]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.680779][ T1392]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.680782][ T1392]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.680785][ T1392]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.680786][ T1392]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.680788][ T1392]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.680790][ T1392]  ? __sys_sendmsg (net/socket.c:2799)
[   45.680792][ T1392]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.680795][ T1392]  _printk (kernel/printk/printk.c:2504)
[   45.680798][ T1392]  ? snapshot_read.cold (user.c:?)
[   45.680800][ T1392]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.680803][ T1392]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.680805][ T1392]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.680806][ T1392]  ? netdev_notice (net/core/dev.c:13194)
[   45.680808][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680810][ T1392]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   45.680811][ T1392]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   45.680814][ T1392]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   45.680815][ T1392]  ? 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)
[   45.680818][ T1392]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   45.680821][ T1392]  dev_set_allmulti (net/core/dev_api.c:315)
[   45.680823][ T1392] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   45.680835][ T1392]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.680839][ T1392]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.680841][ T1392] br_del_if (net/bridge/br_if.c:732) bridge
[   45.680848][ T1392]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   45.680851][ T1392]  do_set_master (net/core/rtnetlink.c:3055)
[   45.680853][ T1392]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   45.680855][ T1392]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.680858][ T1392]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.680859][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680860][ T1392]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.680864][ T1392]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.680866][ T1392]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.680868][ T1392]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.680869][ T1392]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.680870][ T1392]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.680872][ T1392]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.680873][ T1392]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.680874][ T1392]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.680875][ T1392]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.680876][ T1392]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.680877][ T1392]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.680879][ T1392]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.680880][ T1392]  ? __sys_sendmsg (net/socket.c:2799)
[   45.680881][ T1392]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.680882][ T1392]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.680885][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680887][ T1392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.680888][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680890][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680891][ T1392]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.680894][ T1392]  ? __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)
[   45.680896][ T1392]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.680897][ T1392]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.680899][ T1392]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.680900][ T1392]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.680902][ T1392]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.680904][ T1392]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.680906][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680907][ T1392]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.680909][ T1392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.680910][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680912][ T1392]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.680914][ T1392]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.680915][ T1392]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.680917][ T1392]  ? __kernel_text_address (kernel/extable.c:79)
[   45.680918][ T1392]  ? write_profile (profile.c:?)
[   45.680919][ T1392]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.680921][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680923][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680925][ T1392]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.680928][ T1392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.680929][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680931][ T1392]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.680932][ T1392]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.680934][ T1392]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.680935][ T1392]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.680937][ T1392]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.680939][ T1392]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.680940][ T1392]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.680942][ T1392]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.680943][ T1392]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.680944][ T1392]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.680947][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680948][ T1392]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.680950][ T1392]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.680952][ T1392]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.680954][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680955][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680957][ T1392]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.680959][ T1392]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.680960][ T1392]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.680962][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680964][ T1392]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.680966][ T1392]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.680967][ T1392]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.680969][ T1392]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.680970][ T1392]  ? move_addr_to_kernel (net/socket.c:258)
[   45.680971][ T1392]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.680974][ T1392]  ___sys_sendmsg (net/socket.c:2767)
[   45.680975][ T1392]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.680980][ T1392]  __sys_sendmsg (net/socket.c:2799)
[   45.680982][ T1392]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.680985][ T1392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.680987][ T1392]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.680988][ T1392]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.680990][ T1392]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.680991][ T1392] RIP: 0033:0x7f8320bf954e
[   45.680993][ T1392] 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 <c9> 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
[   45.680995][ T1392] RSP: 002b:00007ffe10eaa180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.680998][ T1392] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8320bf954e
[   45.681000][ T1392] RDX: 0000000000000000 RSI: 00007ffe10eaa230 RDI: 0000000000000005
[   45.681001][ T1392] RBP: 00007ffe10eaa190 R08: 0000000000000000 R09: 0000000000000000
[   45.681002][ T1392] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2c1
[   45.681002][ T1392] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe10eaa8f0
| [   60.342791][ T1905] softirqs last disabled at (0): 0x0
| [   60.342792][ T1905] Preemption disabled at:
| [   60.342793][ T1905] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.342804][ T1905] Tainted: [W]=WARN
[   60.342805][ T1905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.342807][ T1905] Call Trace:
[   60.342808][ T1905]  <TASK>
[   60.342809][ T1905]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.342814][ T1905]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.342816][ T1905]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.342820][ T1905]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.342824][ T1905]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   60.342827][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342830][ T1905]  __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))
[   60.342834][ T1905]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.342836][ T1905]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.342841][ T1905]  ? 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)
[   60.342842][ T1905]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.342844][ T1905]  put_chars (drivers/char/virtio_console.c:1176)
[   60.342846][ T1905]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.342848][ T1905]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   60.342850][ T1905]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.342854][ T1905]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.342855][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342857][ T1905]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.342859][ T1905]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.342862][ T1905]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.342864][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342865][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342867][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342869][ T1905]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.342870][ T1905]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   60.342872][ T1905]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.342874][ T1905]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.342877][ T1905]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.342879][ T1905]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.342880][ T1905]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.342882][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342883][ T1905]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.342885][ T1905]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.342886][ T1905]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   60.342888][ T1905]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.342890][ T1905]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.342892][ T1905]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.342895][ T1905]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.342897][ T1905]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.342900][ T1905]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.342903][ T1905]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.342904][ T1905]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.342907][ T1905]  ? ___sys_sendmsg (net/socket.c:2767)
[   60.342908][ T1905]  ? __sys_sendmsg (net/socket.c:2799)
[   60.342910][ T1905]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.342913][ T1905]  _printk (kernel/printk/printk.c:2504)
[   60.342916][ T1905]  ? snapshot_read.cold (user.c:?)
[   60.342918][ T1905]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.342921][ T1905]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.342923][ T1905]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.342925][ T1905]  ? netdev_notice (net/core/dev.c:13194)
[   60.342927][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342928][ T1905]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   60.342930][ T1905]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   60.342933][ T1905]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   60.342934][ T1905]  ? 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)
[   60.342937][ T1905]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   60.342940][ T1905]  dev_set_allmulti (net/core/dev_api.c:315)
[   60.342942][ T1905] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   60.342955][ T1905]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   60.342958][ T1905]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   60.342961][ T1905] br_del_if (net/bridge/br_if.c:732) bridge
[   60.342968][ T1905]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.342970][ T1905]  do_set_master (net/core/rtnetlink.c:3055)
[   60.342973][ T1905]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   60.342975][ T1905]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   60.342977][ T1905]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   60.342979][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.342980][ T1905]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.342984][ T1905]  ? kasan_save_stack (mm/kasan/common.c:58)
[   60.342987][ T1905]  ? kasan_save_stack (mm/kasan/common.c:57)
[   60.342988][ T1905]  ? kasan_save_track (mm/kasan/common.c:78)
[   60.342990][ T1905]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   60.342991][ T1905]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   60.342993][ T1905]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   60.342994][ T1905]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.342995][ T1905]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.342996][ T1905]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.342997][ T1905]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.342999][ T1905]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.343000][ T1905]  ? ___sys_sendmsg (net/socket.c:2767)
[   60.343001][ T1905]  ? __sys_sendmsg (net/socket.c:2799)
[   60.343003][ T1905]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.343004][ T1905]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.343007][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343008][ T1905]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.343010][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343011][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343013][ T1905]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   60.343015][ T1905]  ? __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)
[   60.343018][ T1905]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   60.343019][ T1905]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.343020][ T1905]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.343022][ T1905]  ? nla_get_range_signed (lib/nlattr.c:270)
[   60.343024][ T1905]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   60.343026][ T1905]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.343028][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343030][ T1905]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.343031][ T1905]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.343032][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343035][ T1905]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   60.343036][ T1905]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   60.343038][ T1905]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   60.343039][ T1905]  ? __kernel_text_address (kernel/extable.c:79)
[   60.343041][ T1905]  ? write_profile (profile.c:?)
[   60.343042][ T1905]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.343044][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343046][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343048][ T1905]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   60.343051][ T1905]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.343053][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343055][ T1905]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.343056][ T1905]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.343058][ T1905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.343059][ T1905]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.343060][ T1905]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.343063][ T1905]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.343064][ T1905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.343065][ T1905]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.343067][ T1905]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.343068][ T1905]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   60.343071][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343073][ T1905]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.343074][ T1905]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.343076][ T1905]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.343078][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343080][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343081][ T1905]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.343083][ T1905]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.343085][ T1905]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.343087][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343089][ T1905]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.343091][ T1905]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.343092][ T1905]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.343094][ T1905]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.343096][ T1905]  ? move_addr_to_kernel (net/socket.c:258)
[   60.343097][ T1905]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.343100][ T1905]  ___sys_sendmsg (net/socket.c:2767)
[   60.343101][ T1905]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.343106][ T1905]  __sys_sendmsg (net/socket.c:2799)
[   60.343108][ T1905]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.343111][ T1905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.343113][ T1905]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.343114][ T1905]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.343116][ T1905]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.343118][ T1905] RIP: 0033:0x7fda688a754e
[   60.343127][ T1905] 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 <c9> 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
[   60.343129][ T1905] RSP: 002b:00007fffcda1d070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.343133][ T1905] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fda688a754e
[   60.343134][ T1905] RDX: 0000000000000000 RSI: 00007fffcda1d120 RDI: 0000000000000005
[   60.343135][ T1905] RBP: 00007fffcda1d080 R08: 0000000000000000 R09: 0000000000000000
[   60.343136][ T1905] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2cf
[   60.343137][ T1905] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcda1d7e0
| [   77.611981][ T2442] softirqs last disabled at (0): 0x0
| [   77.611982][ T2442] Preemption disabled at:
| [   77.611983][ T2442] vprintk_emit (kernel/printk/printk.c:2471)
| [   77.611994][ T2442] Tainted: [W]=WARN
[   77.611995][ T2442] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.611997][ T2442] Call Trace:
[   77.611998][ T2442]  <TASK>
[   77.611999][ T2442]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   77.612005][ T2442]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   77.612006][ T2442]  __might_resched.cold (kernel/sched/core.c:9234)
[   77.612010][ T2442]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   77.612013][ T2442]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   77.612016][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612020][ T2442]  __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))
[   77.612023][ T2442]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   77.612025][ T2442]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.612029][ T2442]  ? 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)
[   77.612031][ T2442]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.612033][ T2442]  put_chars (drivers/char/virtio_console.c:1176)
[   77.612035][ T2442]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   77.612037][ T2442]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   77.612039][ T2442]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   77.612042][ T2442]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   77.612044][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612045][ T2442]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.612047][ T2442]  console_emit_next_record (kernel/printk/printk.c:3183)
[   77.612050][ T2442]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   77.612052][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612053][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612055][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612057][ T2442]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.612059][ T2442]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   77.612060][ T2442]  console_flush_one_record (kernel/printk/printk.c:3268)
[   77.612062][ T2442]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   77.612065][ T2442]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   77.612067][ T2442]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.612068][ T2442]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   77.612070][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612071][ T2442]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.612073][ T2442]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   77.612074][ T2442]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   77.612076][ T2442]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   77.612078][ T2442]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   77.612080][ T2442]  vprintk_emit (kernel/printk/printk.c:2479)
[   77.612082][ T2442]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   77.612084][ T2442]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.612087][ T2442]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.612089][ T2442]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.612091][ T2442]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.612093][ T2442]  ? ___sys_sendmsg (net/socket.c:2767)
[   77.612095][ T2442]  ? __sys_sendmsg (net/socket.c:2799)
[   77.612097][ T2442]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.612100][ T2442]  _printk (kernel/printk/printk.c:2504)
[   77.612103][ T2442]  ? snapshot_read.cold (user.c:?)
[   77.612105][ T2442]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   77.612108][ T2442]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   77.612110][ T2442]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   77.612111][ T2442]  ? netdev_notice (net/core/dev.c:13194)
[   77.612113][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612115][ T2442]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   77.612117][ T2442]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   77.612119][ T2442]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   77.612121][ T2442]  ? 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)
[   77.612123][ T2442]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   77.612126][ T2442]  dev_set_allmulti (net/core/dev_api.c:315)
[   77.612129][ T2442] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   77.612141][ T2442]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   77.612144][ T2442]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   77.612147][ T2442] br_del_if (net/bridge/br_if.c:732) bridge
[   77.612156][ T2442]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.612159][ T2442]  do_set_master (net/core/rtnetlink.c:3055)
[   77.612161][ T2442]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   77.612163][ T2442]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   77.612166][ T2442]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   77.612167][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612169][ T2442]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   77.612172][ T2442]  ? kasan_save_stack (mm/kasan/common.c:58)
[   77.612174][ T2442]  ? kasan_save_stack (mm/kasan/common.c:57)
[   77.612182][ T2442]  ? kasan_save_track (mm/kasan/common.c:78)
[   77.612184][ T2442]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   77.612185][ T2442]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   77.612187][ T2442]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   77.612188][ T2442]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.612189][ T2442]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.612191][ T2442]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.612192][ T2442]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.612193][ T2442]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.612194][ T2442]  ? ___sys_sendmsg (net/socket.c:2767)
[   77.612196][ T2442]  ? __sys_sendmsg (net/socket.c:2799)
[   77.612197][ T2442]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.612198][ T2442]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.612201][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612203][ T2442]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.612204][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612206][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612207][ T2442]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   77.612210][ T2442]  ? __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)
[   77.612212][ T2442]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   77.612213][ T2442]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   77.612215][ T2442]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   77.612216][ T2442]  ? nla_get_range_signed (lib/nlattr.c:270)
[   77.612218][ T2442]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   77.612220][ T2442]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   77.612222][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612224][ T2442]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   77.612225][ T2442]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.612226][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612228][ T2442]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   77.612230][ T2442]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   77.612232][ T2442]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   77.612233][ T2442]  ? __kernel_text_address (kernel/extable.c:79)
[   77.612234][ T2442]  ? write_profile (profile.c:?)
[   77.612236][ T2442]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.612238][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612240][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612241][ T2442]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   77.612245][ T2442]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.612246][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612248][ T2442]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   77.612249][ T2442]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.612251][ T2442]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.612252][ T2442]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   77.612253][ T2442]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   77.612256][ T2442]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.612257][ T2442]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.612258][ T2442]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.612260][ T2442]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.612261][ T2442]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   77.612264][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612265][ T2442]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.612267][ T2442]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.612269][ T2442]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.612271][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612272][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612274][ T2442]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.612276][ T2442]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.612278][ T2442]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   77.612279][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612281][ T2442]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.612283][ T2442]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.612285][ T2442]  ? copy_msghdr_from_user (net/socket.c:2650)
[   77.612286][ T2442]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   77.612288][ T2442]  ? move_addr_to_kernel (net/socket.c:258)
[   77.612289][ T2442]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   77.612292][ T2442]  ___sys_sendmsg (net/socket.c:2767)
[   77.612293][ T2442]  ? copy_msghdr_from_user (net/socket.c:2619)
[   77.612298][ T2442]  __sys_sendmsg (net/socket.c:2799)
[   77.612300][ T2442]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   77.612302][ T2442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.612304][ T2442]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.612306][ T2442]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   77.612308][ T2442]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.612309][ T2442] RIP: 0033:0x7f380791454e
[   77.612311][ T2442] 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 <c9> 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
[   77.612313][ T2442] RSP: 002b:00007ffcb223a6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.612317][ T2442] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f380791454e
[   77.612318][ T2442] RDX: 0000000000000000 RSI: 00007ffcb223a790 RDI: 0000000000000005
[   77.612319][ T2442] RBP: 00007ffcb223a6f0 R08: 0000000000000000 R09: 0000000000000000
[   77.612320][ T2442] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2e1
[   77.612320][ T2442] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb223ae50
| [   84.836830][ T2602] softirqs last disabled at (0): 0x0
| [   84.836832][ T2602] Preemption disabled at:
| [   84.836832][ T2602] vprintk_emit (kernel/printk/printk.c:2471)
| [   84.836843][ T2602] Tainted: [W]=WARN
[   84.836844][ T2602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.836846][ T2602] Call Trace:
[   84.836847][ T2602]  <TASK>
[   84.836848][ T2602]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   84.836854][ T2602]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   84.836856][ T2602]  __might_resched.cold (kernel/sched/core.c:9234)
[   84.836860][ T2602]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   84.836863][ T2602]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   84.836866][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.836870][ T2602]  __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))
[   84.836873][ T2602]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   84.836876][ T2602]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   84.836879][ T2602]  ? 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)
[   84.836881][ T2602]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   84.836883][ T2602]  put_chars (drivers/char/virtio_console.c:1176)
[   84.836885][ T2602]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   84.836887][ T2602]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   84.836889][ T2602]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   84.836893][ T2602]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   84.836894][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.836896][ T2602]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.836898][ T2602]  console_emit_next_record (kernel/printk/printk.c:3183)
[   84.836901][ T2602]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   84.836903][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.836904][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.836906][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.836907][ T2602]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.836909][ T2602]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   84.836911][ T2602]  console_flush_one_record (kernel/printk/printk.c:3268)
[   84.836913][ T2602]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   84.836916][ T2602]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   84.836918][ T2602]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.836919][ T2602]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   84.836921][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.836922][ T2602]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   84.836924][ T2602]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   84.836925][ T2602]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   84.836927][ T2602]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   84.836929][ T2602]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   84.836931][ T2602]  vprintk_emit (kernel/printk/printk.c:2479)
[   84.836934][ T2602]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   84.836935][ T2602]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   84.836938][ T2602]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   84.836941][ T2602]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   84.836943][ T2602]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   84.836945][ T2602]  ? ___sys_sendmsg (net/socket.c:2767)
[   84.836947][ T2602]  ? __sys_sendmsg (net/socket.c:2799)
[   84.836949][ T2602]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   84.836952][ T2602]  _printk (kernel/printk/printk.c:2504)
[   84.836955][ T2602]  ? snapshot_read.cold (user.c:?)
[   84.836957][ T2602]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   84.836960][ T2602]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   84.836962][ T2602]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   84.836964][ T2602]  ? netdev_notice (net/core/dev.c:13194)
[   84.836965][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.836967][ T2602]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   84.836969][ T2602]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   84.836971][ T2602]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   84.836973][ T2602]  ? 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)
[   84.836975][ T2602]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   84.836978][ T2602]  dev_set_allmulti (net/core/dev_api.c:315)
[   84.836981][ T2602] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   84.836993][ T2602]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   84.836997][ T2602]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   84.837000][ T2602] br_del_if (net/bridge/br_if.c:732) bridge
[   84.837007][ T2602]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.837009][ T2602]  do_set_master (net/core/rtnetlink.c:3055)
[   84.837012][ T2602]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   84.837014][ T2602]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   84.837016][ T2602]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   84.837018][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837019][ T2602]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   84.837023][ T2602]  ? kasan_save_stack (mm/kasan/common.c:58)
[   84.837026][ T2602]  ? kasan_save_stack (mm/kasan/common.c:57)
[   84.837027][ T2602]  ? kasan_save_track (mm/kasan/common.c:78)
[   84.837029][ T2602]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   84.837030][ T2602]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   84.837032][ T2602]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   84.837033][ T2602]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   84.837034][ T2602]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   84.837035][ T2602]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   84.837037][ T2602]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   84.837038][ T2602]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   84.837039][ T2602]  ? ___sys_sendmsg (net/socket.c:2767)
[   84.837040][ T2602]  ? __sys_sendmsg (net/socket.c:2799)
[   84.837042][ T2602]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   84.837043][ T2602]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   84.837046][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837048][ T2602]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.837049][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837051][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837052][ T2602]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   84.837054][ T2602]  ? __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)
[   84.837057][ T2602]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   84.837058][ T2602]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   84.837060][ T2602]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   84.837061][ T2602]  ? nla_get_range_signed (lib/nlattr.c:270)
[   84.837063][ T2602]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   84.837065][ T2602]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   84.837067][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837069][ T2602]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   84.837070][ T2602]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.837071][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837073][ T2602]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   84.837075][ T2602]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   84.837077][ T2602]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   84.837078][ T2602]  ? __kernel_text_address (kernel/extable.c:79)
[   84.837080][ T2602]  ? write_profile (profile.c:?)
[   84.837081][ T2602]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   84.837083][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837085][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837086][ T2602]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   84.837090][ T2602]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.837091][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837093][ T2602]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   84.837095][ T2602]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   84.837096][ T2602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   84.837097][ T2602]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   84.837099][ T2602]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   84.837101][ T2602]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   84.837103][ T2602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   84.837104][ T2602]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   84.837106][ T2602]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   84.837107][ T2602]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   84.837109][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837111][ T2602]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   84.837113][ T2602]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   84.837115][ T2602]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   84.837117][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837118][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837120][ T2602]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.837122][ T2602]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   84.837124][ T2602]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   84.837126][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837127][ T2602]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   84.837129][ T2602]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   84.837131][ T2602]  ? copy_msghdr_from_user (net/socket.c:2650)
[   84.837133][ T2602]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   84.837134][ T2602]  ? move_addr_to_kernel (net/socket.c:258)
[   84.837135][ T2602]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   84.837138][ T2602]  ___sys_sendmsg (net/socket.c:2767)
[   84.837140][ T2602]  ? copy_msghdr_from_user (net/socket.c:2619)
[   84.837145][ T2602]  __sys_sendmsg (net/socket.c:2799)
[   84.837147][ T2602]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   84.837149][ T2602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.837154][ T2602]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   84.837156][ T2602]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   84.837158][ T2602]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   84.837159][ T2602] RIP: 0033:0x7f88e9b2354e
[   84.837161][ T2602] 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 <c9> 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
[   84.837163][ T2602] RSP: 002b:00007ffc26f6e550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   84.837167][ T2602] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f88e9b2354e
[   84.837169][ T2602] RDX: 0000000000000000 RSI: 00007ffc26f6e600 RDI: 0000000000000005
[   84.837169][ T2602] RBP: 00007ffc26f6e560 R08: 0000000000000000 R09: 0000000000000000
[   84.837170][ T2602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b2e8


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars