======================================
| [   10.799868][  T174] softirqs last disabled at (75887): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.799871][  T174] Preemption disabled at:
| [   10.799871][  T174] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.799880][  T174] Tainted: [W]=WARN
[   10.799881][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.799883][  T174] Call Trace:
[   10.799884][  T174]  <TASK>
[   10.799886][  T174]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.799891][  T174]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.799892][  T174]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.799897][  T174]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.799900][  T174]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.799904][  T174]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.799907][  T174]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.799913][  T174]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.799916][  T174]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.799919][  T174]  put_chars (drivers/char/virtio_console.c:1176)
[   10.799922][  T174]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.799925][  T174]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.799930][  T174]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.799937][  T174]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.799939][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.799943][  T174]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.799947][  T174]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.799950][  T174]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.799951][  T174]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.799954][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.799955][  T174]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.799959][  T174]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.799963][  T174]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.799964][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.799970][  T174]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.799972][  T174]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.799973][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.799975][  T174]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.799979][  T174]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.799981][  T174]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.799984][  T174]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.799987][  T174]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.799989][  T174]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   10.799993][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.799995][  T174]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   10.799997][  T174]  ? ip_vs_dst_event (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/netfilter/ipvs/ip_vs_ctl.c:2275 (discriminator 1)) ip_vs
[   10.800007][  T174]  ? ip_vs_conn_init (net/netfilter/ipvs/ip_vs_conn.c:1750) ip_vs
[   10.800012][  T174]  _printk (kernel/printk/printk.c:2504)
[   10.800016][  T174]  ? snapshot_read.cold (user.c:?)
[   10.800019][  T174]  ? netdev_run_todo (net/core/dev.c:11776)
[   10.800023][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.800028][  T174] ip_vs_protocol_init (net/netfilter/ipvs/ip_vs_conn.c:1781 (discriminator 7)) ip_vs
[   10.800033][  T174]  ? register_ip_vs_protocol (net/netfilter/ipvs/ip_vs_conn.c:1781 (discriminator 4)) ip_vs
[   10.800040][  T174]  ? register_netdevice_notifier (net/core/dev.c:2019)
[   10.800044][  T174] ip_vs_init (net/netfilter/ipvs/ip_vs_conn.c:1751) ip_vs
[   10.800048][  T174]  do_one_initcall (init/main.c:1357)
[   10.800052][  T174]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.800057][  T174]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.800059][  T174]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.800064][  T174]  do_init_module (kernel/module/main.c:3117)
[   10.800072][  T174]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.800075][  T174]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.800078][  T174]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.800082][  T174]  load_module (kernel/module/main.c:3593)
[   10.800089][  T174]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.800093][  T174]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.800096][  T174]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.800100][  T174]  init_module_from_file (kernel/module/main.c:3790)
[   10.800103][  T174]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   10.800110][  T174]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.800114][  T174]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.800117][  T174]  idempotent_init_module (kernel/module/main.c:3802)
[   10.800120][  T174]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.800126][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.800127][  T174]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.800133][  T174]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.800134][  T174]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.800138][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.800140][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.800143][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.800146][  T174] RIP: 0033:0x7fc41870537d
[   10.800149][  T174] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.800150][  T174] RSP: 002b:00007ffd8defc358 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.800153][  T174] RAX: ffffffffffffffda RBX: 0000564c0b17ea00 RCX: 00007fc41870537d
[   10.800154][  T174] RDX: 0000000000000000 RSI: 0000564be69d3ffd RDI: 0000000000000007
[   10.800155][  T174] RBP: 00007ffd8defc3f0 R08: 0000000000000000 R09: 646f6d2f62696c2f
[   10.800156][  T174] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564be69d3ffd
[   10.800156][  T174] R13: 0000564c0b17eb20 R14: 0000000000040000 R15: 0000000000000000
| [   12.255601][  T206] softirqs last disabled at (78755): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.255605][  T206] Preemption disabled at:
| [   12.255606][  T206] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.255617][  T206] Tainted: [W]=WARN
[   12.255618][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.255621][  T206] Call Trace:
[   12.255623][  T206]  <TASK>
[   12.255625][  T206]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.255631][  T206]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.255634][  T206]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.255640][  T206]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.255645][  T206]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.255652][  T206]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.255656][  T206]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.255665][  T206]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.255669][  T206]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.255674][  T206]  put_chars (drivers/char/virtio_console.c:1176)
[   12.255678][  T206]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.255684][  T206]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.255692][  T206]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.255703][  T206]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.255707][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.255712][  T206]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.255718][  T206]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.255724][  T206]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.255726][  T206]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.255730][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.255733][  T206]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.255740][  T206]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.255746][  T206]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.255749][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.255758][  T206]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.255762][  T206]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.255764][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.255767][  T206]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.255773][  T206]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.255776][  T206]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.255781][  T206]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.255786][  T206]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.255788][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.255793][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.255799][  T206]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   12.255804][  T206]  _printk (kernel/printk/printk.c:2504)
[   12.255809][  T206]  ? snapshot_read.cold (user.c:?)
[   12.255811][  T206]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   12.255818][  T206]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   12.255825][  T206]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   12.255830][  T206] br_init (bridge.mod.c:?) bridge
[   12.255850][  T206]  do_one_initcall (init/main.c:1357)
[   12.255855][  T206]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.255863][  T206]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.255867][  T206]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.255874][  T206]  do_init_module (kernel/module/main.c:3117)
[   12.255880][  T206]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.255885][  T206]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.255889][  T206]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.255896][  T206]  load_module (kernel/module/main.c:3593)
[   12.255908][  T206]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.255916][  T206]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.255921][  T206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.255927][  T206]  init_module_from_file (kernel/module/main.c:3790)
[   12.255931][  T206]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   12.255944][  T206]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.255950][  T206]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.255955][  T206]  idempotent_init_module (kernel/module/main.c:3802)
[   12.255960][  T206]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.255970][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.255973][  T206]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.255981][  T206]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.255984][  T206]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.255989][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.255992][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.255996][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.255999][  T206] RIP: 0033:0x7fc39291737d
[   12.256005][  T206] 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
[   12.256007][  T206] RSP: 002b:00007ffe5f442ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.256011][  T206] RAX: ffffffffffffffda RBX: 00005638ed50e810 RCX: 00007fc39291737d
[   12.256013][  T206] RDX: 0000000000000000 RSI: 00005638b8f5fffd RDI: 0000000000000002
[   12.256015][  T206] RBP: 00007ffe5f442b60 R08: 0000000000000000 R09: 0000000000000000
[   12.256016][  T206] R10: 0000000000000000 R11: 0000000000000246 R12: 00005638b8f5fffd
[   12.256017][  T206] R13: 00005638ed50e9c0 R14: 0000000000040000 R15: 0000000000000000
| [   14.497123][  T225] softirqs last disabled at (17689): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.497125][  T225] Preemption disabled at:
| [   14.497126][  T225] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.497135][  T225] Tainted: [W]=WARN
[   14.497136][  T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.497138][  T225] Call Trace:
[   14.497140][  T225]  <TASK>
[   14.497141][  T225]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.497147][  T225]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.497149][  T225]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.497154][  T225]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.497157][  T225]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.497162][  T225]  __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))
[   14.497165][  T225]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.497171][  T225]  ? 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)
[   14.497174][  T225]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.497178][  T225]  put_chars (drivers/char/virtio_console.c:1176)
[   14.497181][  T225]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.497185][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.497188][  T225]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.497193][  T225]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.497197][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.497198][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.497203][  T225]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.497207][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.497209][  T225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.497213][  T225]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.497217][  T225]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.497218][  T225]  ? 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))
[   14.497221][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.497223][  T225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.497227][  T225]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.497231][  T225]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.497232][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.497238][  T225]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.497240][  T225]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.497242][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.497243][  T225]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.497247][  T225]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.497249][  T225]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.497252][  T225]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.497256][  T225]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.497258][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.497261][  T225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.497265][  T225]  ? br_deinit (net/bridge/br.c:384) bridge
[   14.497274][  T225]  _printk (kernel/printk/printk.c:2504)
[   14.497278][  T225]  ? snapshot_read.cold (user.c:?)
[   14.497280][  T225]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[   14.497285][  T225]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   14.497287][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.497289][  T225]  ? br_deinit (net/bridge/br.c:384) bridge
[   14.497297][  T225]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   14.497300][  T225] register_ip_vs_scheduler (net/netfilter/ipvs/ip_vs_sched.c:213 (discriminator 1)) ip_vs
[   14.497309][  T225]  ? br_deinit (net/bridge/br.c:384) bridge
[   14.497316][  T225]  do_one_initcall (init/main.c:1357)
[   14.497320][  T225]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   14.497325][  T225]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   14.497327][  T225]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   14.497332][  T225]  do_init_module (kernel/module/main.c:3117)
[   14.497335][  T225]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.497339][  T225]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   14.497342][  T225]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   14.497346][  T225]  load_module (kernel/module/main.c:3593)
[   14.497353][  T225]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   14.497356][  T225]  ? __ia32_sys_fsconfig (??:?)
[   14.497359][  T225]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   14.497364][  T225]  ? backing_file_read_iter (fs/backing-file.c:211)
[   14.497367][  T225]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.497371][  T225]  init_module_from_file (kernel/module/main.c:3790)
[   14.497373][  T225]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   14.497381][  T225]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.497385][  T225]  ? 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)
[   14.497388][  T225]  idempotent_init_module (kernel/module/main.c:3802)
[   14.497391][  T225]  ? init_module_from_file (kernel/module/main.c:3791)
[   14.497397][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.497399][  T225]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.497404][  T225]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   14.497405][  T225]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.497409][  T225]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.497411][  T225]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.497414][  T225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.497417][  T225] RIP: 0033:0x7fd23871137d
[   14.497421][  T225] 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
[   14.497422][  T225] RSP: 002b:00007ffe4b91b458 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   14.497425][  T225] RAX: ffffffffffffffda RBX: 000055e353dbb8b0 RCX: 00007fd23871137d
[   14.497426][  T225] RDX: 0000000000000000 RSI: 000055e321f0fffd RDI: 0000000000000000
[   14.497427][  T225] RBP: 00007ffe4b91b4f0 R08: 0000000000000000 R09: 0000000000000000
[   14.497428][  T225] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e321f0fffd
[   14.497429][  T225] R13: 000055e353dbb9e0 R14: 0000000000040000 R15: 0000000000000000
| [   15.559591][   T12] softirqs last disabled at (77906): ip_vs_conn_unlink (./include/linux/bottom_half.h:20 (discriminator 2) net/netfilter/ipvs/ip_vs_conn.c:329 (discriminator 2)) ip_vs
| [   15.559598][   T12] Preemption disabled at:
| [   15.559599][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.559611][   T12] Tainted: [W]=WARN
[   15.559612][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.559614][   T12] Workqueue: netns cleanup_net
[   15.559619][   T12] Call Trace:
[   15.559621][   T12]  <TASK>
[   15.559623][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.559630][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.559633][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.559639][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.559644][   T12]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.559651][   T12]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.559655][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.559664][   T12]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.559668][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.559673][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   15.559678][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.559685][   T12]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   15.559692][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.559696][   T12]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.559699][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.559702][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.559709][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.559713][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.559718][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.559722][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.559729][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.559735][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.559737][   T12]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.559742][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.559745][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.559752][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.559758][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.559760][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.559770][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.559774][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.559776][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.559779][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.559786][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.559789][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.559794][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.559799][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.559809][   T12]  _printk (kernel/printk/printk.c:2504)
[   15.559814][   T12]  ? snapshot_read.cold (user.c:?)
[   15.559825][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6))
[   15.559831][   T12] ip_vs_estimator_net_cleanup.cold (net/netfilter/ipvs/ip_vs_est.c:532 (discriminator 1) net/netfilter/ipvs/ip_vs_est.c:966 (discriminator 1)) ip_vs
[   15.559843][   T12] __ip_vs_cleanup_batch (net/netfilter/ipvs/ip_vs_core.c:2546) ip_vs
[   15.559853][   T12]  ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253)
[   15.559859][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.559865][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   15.559867][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.559872][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   15.559880][   T12]  cleanup_net (net/core/net_namespace.c:706)
[   15.559885][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.559891][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.559894][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.559901][   T12]  process_one_work (kernel/workqueue.c:3387)
[   15.559912][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   15.559917][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.559931][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   15.559943][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   15.559946][   T12]  kthread (kernel/kthread.c:436)
[   15.559949][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.559954][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   15.559959][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.559965][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   15.559971][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.559975][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   15.559980][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.446331][  T296] softirqs last disabled at (48270): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   17.446333][  T296] Preemption disabled at:
| [   17.446334][  T296] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.446343][  T296] Tainted: [W]=WARN
[   17.446344][  T296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.446346][  T296] Call Trace:
[   17.446347][  T296]  <TASK>
[   17.446349][  T296]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.446354][  T296]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.446356][  T296]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.446360][  T296]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.446363][  T296]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.446368][  T296]  __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))
[   17.446370][  T296]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.446376][  T296]  ? 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)
[   17.446379][  T296]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.446383][  T296]  put_chars (drivers/char/virtio_console.c:1176)
[   17.446386][  T296]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.446388][  T296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.446392][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.446395][  T296]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.446399][  T296]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.446403][  T296]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.446405][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.446406][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.446411][  T296]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.446412][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.446417][  T296]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.446421][  T296]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.446424][  T296]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.446426][  T296]  ? 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))
[   17.446428][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.446430][  T296]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.446434][  T296]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.446438][  T296]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.446439][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.446445][  T296]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.446447][  T296]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.446448][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.446452][  T296]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.446456][  T296]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.446458][  T296]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.446460][  T296]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.446464][  T296]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.446466][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.446469][  T296]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.446473][  T296]  _printk (kernel/printk/printk.c:2504)
[   17.446476][  T296]  ? snapshot_read.cold (user.c:?)
[   17.446480][  T296]  ? br_multicast_flood (??:?) bridge
[   17.446492][  T296]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.446494][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.446495][  T296]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.446499][  T296] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   17.446510][  T296] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   17.446518][  T296] new_nbp (net/bridge/br_if.c:449) bridge
[   17.446527][  T296] br_add_if (net/bridge/br_if.c:592) bridge
[   17.446534][  T296]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.446538][  T296]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.446544][  T296]  do_set_master (net/core/rtnetlink.c:3071)
[   17.446549][  T296]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.446552][  T296]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.446556][  T296]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.446557][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.446559][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.446563][  T296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.446565][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.446566][  T296]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.446569][  T296]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.446572][  T296]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.446574][  T296]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.446577][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.446579][  T296]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   17.446582][  T296]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   17.446587][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.446589][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.446591][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.446593][  T296]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.446594][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.446596][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.446598][  T296]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.446600][  T296]  ? __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)
[   17.446603][  T296]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.446606][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.446609][  T296]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.446611][  T296]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.446616][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.446621][  T296]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.446626][  T296]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.446628][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.446633][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.446635][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.446637][  T296]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.446639][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.446642][  T296]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.446644][  T296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.446647][  T296]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.446648][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.446653][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.446655][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.446658][  T296]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.446660][  T296]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.446663][  T296]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.446669][  T296]  ? 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))
[   17.446670][  T296]  ? 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))
[   17.446674][  T296]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.446678][  T296]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.446680][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   17.446684][  T296]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.446688][  T296]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.446689][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.446692][  T296]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.446696][  T296]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.446700][  T296]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.446702][  T296]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.446704][  T296]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.446706][  T296]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.446713][  T296]  ___sys_sendmsg (net/socket.c:2767)
[   17.446716][  T296]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.446731][  T296]  __sys_sendmsg (net/socket.c:2799)
[   17.446734][  T296]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.446740][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.446743][  T296]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.446745][  T296]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.446748][  T296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.446751][  T296] RIP: 0033:0x7fe6adb9554e
[   17.446755][  T296] 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
[   17.446756][  T296] RSP: 002b:00007fff98ecbef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.446759][  T296] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe6adb9554e
[   17.446760][  T296] RDX: 0000000000000000 RSI: 00007fff98ecbfa0 RDI: 0000000000000005
[   17.446761][  T296] RBP: 00007fff98ecbf00 R08: 0000000000000000 R09: 0000000000000000
[   17.446762][  T296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dbe1
[   17.446763][  T296] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff98ecc660
| [   19.504899][   T36] softirqs last disabled at (144721): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.504902][   T36] Preemption disabled at:
| [   19.504902][   T36] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.504911][   T36] Tainted: [W]=WARN
[   19.504912][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.504914][   T36] Workqueue: events_dfl_long est_reload_work_handler [ip_vs]
[   19.504920][   T36] Call Trace:
[   19.504922][   T36]  <TASK>
[   19.504924][   T36]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.504929][   T36]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.504931][   T36]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.504936][   T36]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.504939][   T36]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.504944][   T36]  __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))
[   19.504947][   T36]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.504953][   T36]  ? 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)
[   19.504956][   T36]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.504960][   T36]  put_chars (drivers/char/virtio_console.c:1176)
[   19.504963][   T36]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.504966][   T36]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.504970][   T36]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.504973][   T36]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.504977][   T36]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.504980][   T36]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   19.504982][   T36]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.504984][   T36]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.504989][   T36]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.504990][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.504995][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.505006][   T36]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.505009][   T36]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.505011][   T36]  ? 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))
[   19.505013][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.505016][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.505020][   T36]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.505023][   T36]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.505025][   T36]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.505030][   T36]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.505033][   T36]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.505034][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.505036][   T36]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.505040][   T36]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.505042][   T36]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.505045][   T36]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.505048][   T36]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.505051][   T36]  ? est_reload_work_handler (net/netfilter/ipvs/ip_vs_ctl.c:269) ip_vs
[   19.505055][   T36]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.505059][   T36]  _printk (kernel/printk/printk.c:2504)
[   19.505063][   T36]  ? snapshot_read.cold (user.c:?)
[   19.505064][   T36]  ? __kthread_create_on_node (kernel/kthread.c:493)
[   19.505072][   T36]  ? ip_vs_est_kthread_start (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:252 ./include/linux/refcount.h:283 ./include/linux/refcount.h:366 ./include/linux/refcount.h:383 ./include/linux/sched/task.h:117 net/netfilter/ipvs/ip_vs_est.c:276) ip_vs
[   19.505078][   T36] ip_vs_est_kthread_start.cold (net/netfilter/ipvs/ip_vs_est.c:282 (discriminator 1)) ip_vs
[   19.505085][   T36] est_reload_work_handler (net/netfilter/ipvs/ip_vs_ctl.c:285 (discriminator 1)) ip_vs
[   19.505092][   T36]  process_one_work (kernel/workqueue.c:3387)
[   19.505098][   T36]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   19.505101][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.505109][   T36]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   19.505116][   T36]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   19.505117][   T36]  kthread (kernel/kthread.c:436)
[   19.505120][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.505123][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   19.505126][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.505131][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   19.505134][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.505138][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   19.505141][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.811029][  T382] softirqs last disabled at (39362): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   21.811031][  T382] Preemption disabled at:
| [   21.811032][  T382] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.811041][  T382] Tainted: [W]=WARN
[   21.811042][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.811044][  T382] Call Trace:
[   21.811046][  T382]  <TASK>
[   21.811047][  T382]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.811052][  T382]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.811054][  T382]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.811059][  T382]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.811062][  T382]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.811067][  T382]  __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))
[   21.811070][  T382]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.811076][  T382]  ? 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)
[   21.811079][  T382]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.811082][  T382]  put_chars (drivers/char/virtio_console.c:1176)
[   21.811085][  T382]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.811088][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.811092][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.811095][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.811099][  T382]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.811102][  T382]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.811104][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.811106][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.811111][  T382]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.811112][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.811117][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.811121][  T382]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.811125][  T382]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.811126][  T382]  ? 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))
[   21.811129][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.811131][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.811135][  T382]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.811139][  T382]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.811140][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.811146][  T382]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.811148][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.811149][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.811151][  T382]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.811155][  T382]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.811157][  T382]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.811160][  T382]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.811164][  T382]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.811166][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.811169][  T382]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.811173][  T382]  _printk (kernel/printk/printk.c:2504)
[   21.811176][  T382]  ? snapshot_read.cold (user.c:?)
[   21.811180][  T382]  ? br_multicast_flood (??:?) bridge
[   21.811193][  T382]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   21.811194][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.811196][  T382]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.811200][  T382] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   21.811211][  T382] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   21.811220][  T382] new_nbp (net/bridge/br_if.c:449) bridge
[   21.811229][  T382] br_add_if (net/bridge/br_if.c:592) bridge
[   21.811237][  T382]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   21.811241][  T382]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   21.811247][  T382]  do_set_master (net/core/rtnetlink.c:3071)
[   21.811252][  T382]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   21.811256][  T382]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.811259][  T382]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.811261][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.811263][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.811267][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.811269][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.811271][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.811274][  T382]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.811277][  T382]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.811279][  T382]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.811282][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.811284][  T382]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   21.811287][  T382]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   21.811291][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.811293][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.811296][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.811298][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.811300][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.811301][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.811303][  T382]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.811305][  T382]  ? __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)
[   21.811309][  T382]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.811311][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.811314][  T382]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.811316][  T382]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.811322][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.811327][  T382]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.811332][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.811334][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.811339][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.811341][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.811343][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.811345][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.811349][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.811351][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.811354][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.811355][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.811360][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.811362][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.811366][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.811367][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.811370][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.811376][  T382]  ? 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))
[   21.811378][  T382]  ? 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))
[   21.811382][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.811386][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.811389][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   21.811393][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.811396][  T382]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.811398][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.811401][  T382]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.811404][  T382]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.811408][  T382]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.811411][  T382]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.811413][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.811415][  T382]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.811422][  T382]  ___sys_sendmsg (net/socket.c:2767)
[   21.811425][  T382]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.811441][  T382]  __sys_sendmsg (net/socket.c:2799)
[   21.811444][  T382]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.811453][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.811456][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.811458][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.811462][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.811464][  T382] RIP: 0033:0x7fede9a0654e
[   21.811468][  T382] 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
[   21.811469][  T382] RSP: 002b:00007ffe4ea16d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.811472][  T382] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fede9a0654e
[   21.811473][  T382] RDX: 0000000000000000 RSI: 00007ffe4ea16e00 RDI: 0000000000000005
[   21.811474][  T382] RBP: 00007ffe4ea16d60 R08: 0000000000000000 R09: 0000000000000000
[   21.811475][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dbe6
[   21.811476][  T382] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4ea174c0
| [   23.758148][  T397] softirqs last disabled at (40635): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.758151][  T397] Preemption disabled at:
| [   23.758152][  T397] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.758160][  T397] Tainted: [W]=WARN
[   23.758161][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.758163][  T397] Call Trace:
[   23.758165][  T397]  <TASK>
[   23.758166][  T397]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.758171][  T397]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.758173][  T397]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.758177][  T397]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.758180][  T397]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.758185][  T397]  __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))
[   23.758187][  T397]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.758193][  T397]  ? 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)
[   23.758196][  T397]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.758199][  T397]  put_chars (drivers/char/virtio_console.c:1176)
[   23.758202][  T397]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.758205][  T397]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.758210][  T397]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.758217][  T397]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.758220][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.758223][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.758227][  T397]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.758231][  T397]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.758232][  T397]  ? 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))
[   23.758235][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.758236][  T397]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.758240][  T397]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.758244][  T397]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.758245][  T397]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.758250][  T397]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.758253][  T397]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.758254][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.758256][  T397]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.758259][  T397]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.758261][  T397]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.758264][  T397]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.758268][  T397]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.758273][  T397]  ? ipip_fini (net/ipv4/ipip.c:441 (discriminator 1)) ipip
[   23.758276][  T397]  _printk (kernel/printk/printk.c:2504)
[   23.758280][  T397]  ? snapshot_read.cold (user.c:?)
[   23.758285][  T397]  ? 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)
[   23.758289][  T397] ipip_init (net/ipv4/ipip.c:438) ipip
[   23.758291][  T397]  do_one_initcall (init/main.c:1357)
[   23.758295][  T397]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   23.758299][  T397]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   23.758302][  T397]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   23.758306][  T397]  do_init_module (kernel/module/main.c:3117)
[   23.758309][  T397]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.758314][  T397]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   23.758317][  T397]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   23.758321][  T397]  load_module (kernel/module/main.c:3593)
[   23.758327][  T397]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   23.758330][  T397]  ? __ia32_sys_fsconfig (??:?)
[   23.758334][  T397]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   23.758338][  T397]  ? backing_file_read_iter (fs/backing-file.c:211)
[   23.758341][  T397]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.758345][  T397]  init_module_from_file (kernel/module/main.c:3790)
[   23.758347][  T397]  ? __ia32_sys_init_module (kernel/module/main.c:3647)
[   23.758355][  T397]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.758359][  T397]  ? 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)
[   23.758362][  T397]  idempotent_init_module (kernel/module/main.c:3802)
[   23.758364][  T397]  ? init_module_from_file (kernel/module/main.c:3791)
[   23.758370][  T397]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.758372][  T397]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   23.758376][  T397]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   23.758378][  T397]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.758382][  T397]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.758384][  T397]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.758387][  T397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.758389][  T397] RIP: 0033:0x7fc951cce37d
[   23.758392][  T397] 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
[   23.758394][  T397] RSP: 002b:00007ffdf7db0888 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   23.758397][  T397] RAX: ffffffffffffffda RBX: 000055de3f9ba9b0 RCX: 00007fc951cce37d
[   23.758398][  T397] RDX: 0000000000000000 RSI: 000055de12675ffd RDI: 0000000000000007
[   23.758399][  T397] RBP: 00007ffdf7db0920 R08: 0000000000000000 R09: 0000000000000000
[   23.758400][  T397] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de12675ffd
[   23.758401][  T397] R13: 000055de3f9baad0 R14: 0000000000040000 R15: 0000000000000000
| [   25.120592][   T12] softirqs last disabled at (169254): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   25.120594][   T12] Preemption disabled at:
| [   25.120595][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.120604][   T12] Tainted: [W]=WARN
[   25.120605][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.120607][   T12] Workqueue: netns cleanup_net
[   25.120611][   T12] Call Trace:
[   25.120613][   T12]  <TASK>
[   25.120615][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.120621][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.120622][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.120627][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.120630][   T12]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.120635][   T12]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.120638][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.120644][   T12]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.120647][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.120651][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   25.120653][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.120655][   T12]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.120659][   T12]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.120662][   T12]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.120668][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.120671][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.120676][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.120679][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.120684][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.120688][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.120689][   T12]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   25.120692][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.120694][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.120698][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.120702][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.120703][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.120708][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.120711][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.120712][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.120714][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.120718][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.120720][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.120723][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.120726][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.120728][   T12]  ? cleanup_net (net/core/net_namespace.c:706)
[   25.120729][   T12]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   25.120731][   T12]  ? kthread (kernel/kthread.c:436)
[   25.120733][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   25.120736][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   25.120741][   T12]  _printk (kernel/printk/printk.c:2504)
[   25.120745][   T12]  ? snapshot_read.cold (user.c:?)
[   25.120749][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.120752][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.120756][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.120759][   T12]  ? netdev_notice (net/core/dev.c:13194)
[   25.120763][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.120765][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   25.120768][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   25.120770][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.120773][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   25.120778][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[   25.120782][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   25.120795][   T12]  ? unregister_netdevice_many (net/core/dev.c:12589)
[   25.120798][   T12]  ? net_generic (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) ip_tunnel
[   25.120805][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[   25.120821][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   25.120830][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   25.120834][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.120838][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   25.120840][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.120843][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   25.120848][   T12]  cleanup_net (net/core/net_namespace.c:706)
[   25.120851][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.120855][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.120857][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.120861][   T12]  process_one_work (kernel/workqueue.c:3387)
[   25.120867][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   25.120869][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.120877][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   25.120884][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   25.120885][   T12]  kthread (kernel/kthread.c:436)
[   25.120887][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.120891][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   25.120894][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.120897][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   25.120900][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.120903][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
ip_vs_conn_unlink:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars