======================================
| [   20.459754][  T317] veth1: entered promiscuous mode
| [   20.461985][  T317] ------------[ cut here ]------------
| [ 20.462305][ T317] WARNING: CPU: 0 PID: 317 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   20.463087][  T317] Modules linked in: vrf bridge stp llc veth
[   20.464338][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.464732][ T317] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 20.465239][ T317] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   20.466482][  T317] RSP: 0018:ffffc90000656ef0 EFLAGS: 00010246
[   20.466889][  T317] RAX: 0000000000000000 RBX: ffff88800f362000 RCX: 0000000000000001
[   20.467357][  T317] RDX: 0000000000000000 RSI: ffffffff9f29b941 RDI: ffffffff9ea555e0
[   20.467833][  T317] RBP: ffffc90000656fe0 R08: 0000000000000000 R09: 0000000000000000
[   20.468310][  T317] R10: ffffc90000657010 R11: ffffffffa00a8918 R12: 1ffff920000cade2
[   20.468772][  T317] R13: 00000000000005dc R14: ffffc90000657010 R15: ffff88800f362f08
[   20.469252][  T317] FS:  00007fb295a6a800(0000) GS:ffff88808e0b7000(0000) knlGS:0000000000000000
[   20.469792][  T317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.470229][  T317] CR2: 00000000004e5aa8 CR3: 0000000009922006 CR4: 0000000000772ef0
[   20.470707][  T317] PKRU: 55555554
[   20.470989][  T317] Call Trace:
[   20.471230][  T317]  <TASK>
[ 20.471393][ T317] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.471706][ T317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.472219][ T317] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 20.472541][ T317] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 20.472940][ T317] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.473250][ T317] netif_set_mtu (net/core/dev.c:9652) 
[ 20.473563][ T317] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 20.473890][ T317] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 20.474334][ T317] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 20.474589][ T317] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 20.475031][ T317] br_add_if (net/bridge/br_if.c:697) bridge 
[ 20.475391][ T317] do_set_master (net/core/rtnetlink.c:2948) 
[ 20.475711][ T317] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 20.476033][ T317] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 20.476428][ T317] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.476742][ T317] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 20.477066][ T317] ? __kernel_text_address (kernel/extable.c:79) 
[ 20.477381][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.477688][ T317] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 20.478006][ T317] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 20.478394][ T317] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.478705][ T317] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.479022][ T317] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 20.479333][ T317] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 20.479639][ T317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.479957][ T317] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.480262][ T317] ? __create_object (mm/kmemleak.c:771) 
[ 20.480575][ T317] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 20.480897][ T317] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 20.481210][ T317] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.481594][ T317] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 20.481928][ T317] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.482244][ T317] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.482552][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.482874][ T317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.483185][ T317] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.483489][ T317] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.483801][ T317] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.484120][ T317] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.484443][ T317] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.484756][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.485078][ T317] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.485390][ T317] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.485696][ T317] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.486026][ T317] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.486338][ T317] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 20.486660][ T317] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 20.486982][ T317] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.487299][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.487612][ T317] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.487929][ T317] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.488241][ T317] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.488565][ T317] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.488884][ T317] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.489192][ T317] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.489599][ T317] ___sys_sendmsg (net/socket.c:2670) 
[ 20.489913][ T317] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.490221][ T317] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 20.490605][ T317] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.490930][ T317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.491245][ T317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.491559][ T317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.491873][ T317] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.492179][ T317] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.492497][ T317] __sys_sendmsg (net/socket.c:2700) 
[ 20.493066][ T317] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.493453][ T317] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.493777][ T317] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.494760][ T317] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.495087][ T317] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.495475][  T317] RIP: 0033:0x7fb295c371e7
[ 20.496031][ T317] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   20.497431][  T317] RSP: 002b:00007ffe734a1668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.498165][  T317] RAX: ffffffffffffffda RBX: 00007ffe734a1d90 RCX: 00007fb295c371e7
[   20.498872][  T317] RDX: 0000000000000000 RSI: 00007ffe734a16d0 RDI: 0000000000000005
[   20.499336][  T317] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   20.499802][  T317] R10: 000000001cd34910 R11: 0000000000000246 R12: 0000000000000004
[   20.500267][  T317] R13: 00000000686e11eb R14: 0000000000499600 R15: 0000000000000000
| [   20.623652][  T319] ------------[ cut here ]------------
| [ 20.626143][ T319] WARNING: CPU: 3 PID: 319 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   20.627464][  T319] Modules linked in: vrf bridge stp llc veth
| [   20.629231][  T319] Tainted: [W]=WARN
[   20.629645][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.630329][ T319] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 20.630898][ T319] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   20.632824][  T319] RSP: 0018:ffffc90000666ef0 EFLAGS: 00010246
[   20.633511][  T319] RAX: 0000000000000000 RBX: ffff88800f362000 RCX: 0000000000000001
[   20.634321][  T319] RDX: 0000000000000000 RSI: ffffffff9f29b941 RDI: ffffffff9ea555e0
[   20.635156][  T319] RBP: ffffc90000666fe0 R08: 0000000000000000 R09: 0000000000000000
[   20.635975][  T319] R10: ffffc90000667010 R11: ffffffffa00a8918 R12: 1ffff920000ccde2
[   20.636773][  T319] R13: 00000000000005dc R14: ffffc90000667010 R15: ffff88800f362f08
[   20.637571][  T319] FS:  00007f0cf4a88800(0000) GS:ffff88808e237000(0000) knlGS:0000000000000000
[   20.638494][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.639170][  T319] CR2: 00000000004e5ab8 CR3: 000000000adf5002 CR4: 0000000000772ef0
[   20.640015][  T319] PKRU: 55555554
[   20.640432][  T319] Call Trace:
[   20.640863][  T319]  <TASK>
[ 20.641164][ T319] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.641716][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.642325][ T319] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 20.642835][ T319] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 20.643459][ T319] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.643792][ T319] netif_set_mtu (net/core/dev.c:9652) 
[ 20.644116][ T319] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 20.644467][ T319] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 20.645005][ T319] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 20.645242][ T319] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 20.645681][ T319] br_add_if (net/bridge/br_if.c:697) bridge 
[ 20.646051][ T319] do_set_master (net/core/rtnetlink.c:2948) 
[ 20.646368][ T319] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 20.646691][ T319] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 20.647102][ T319] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.647411][ T319] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 20.647730][ T319] ? __kernel_text_address (kernel/extable.c:79) 
[ 20.648053][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.648367][ T319] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 20.648689][ T319] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 20.649117][ T319] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.649429][ T319] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.649754][ T319] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 20.650071][ T319] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 20.650378][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.650709][ T319] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.651022][ T319] ? __create_object (mm/kmemleak.c:771) 
[ 20.651332][ T319] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 20.651654][ T319] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 20.651982][ T319] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.652375][ T319] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 20.652701][ T319] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.653028][ T319] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.653336][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.653737][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.654055][ T319] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.654381][ T319] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.654699][ T319] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.655019][ T319] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.655333][ T319] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.655652][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.655983][ T319] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.656311][ T319] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.656625][ T319] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.656996][ T319] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.657306][ T319] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 20.657638][ T319] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 20.657970][ T319] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.658280][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.658592][ T319] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.658909][ T319] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.659230][ T319] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.659549][ T319] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.659873][ T319] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.660183][ T319] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.660578][ T319] ___sys_sendmsg (net/socket.c:2670) 
[ 20.660891][ T319] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.661207][ T319] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 20.661611][ T319] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.661943][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.662257][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.662570][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.662885][ T319] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.663202][ T319] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.663517][ T319] __sys_sendmsg (net/socket.c:2700) 
[ 20.663860][ T319] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.664252][ T319] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.664574][ T319] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.664889][ T319] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.665213][ T319] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.665591][  T319] RIP: 0033:0x7f0cf4c551e7
[ 20.665917][ T319] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   20.667022][  T319] RSP: 002b:00007ffdb54cf9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.667483][  T319] RAX: ffffffffffffffda RBX: 00007ffdb54d00f0 RCX: 00007f0cf4c551e7
[   20.667953][  T319] RDX: 0000000000000000 RSI: 00007ffdb54cfa30 RDI: 0000000000000005
[   20.668418][  T319] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   20.668884][  T319] R10: 0000000039241910 R11: 0000000000000246 R12: 0000000000000004
[   20.669348][  T319] R13: 00000000686e11eb R14: 0000000000499600 R15: 0000000000000000
| [   41.086253][  T560] ------------[ cut here ]------------
| [ 41.086577][ T560] WARNING: CPU: 0 PID: 560 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.087200][  T560] Modules linked in: vrf bridge stp llc veth
| [   41.088233][  T560] Tainted: [W]=WARN
[   41.088467][  T560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.088878][ T560] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.089195][ T560] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.091794][  T560] RSP: 0018:ffffc90000f16ef0 EFLAGS: 00010246
[   41.092205][  T560] RAX: 0000000000000000 RBX: ffff88800f362000 RCX: 0000000000000001
[   41.092668][  T560] RDX: 0000000000000000 RSI: ffffffff9f29b941 RDI: ffffffff9ea555e0
[   41.093145][  T560] RBP: ffffc90000f16fe0 R08: 0000000000000000 R09: 0000000000000000
[   41.093640][  T560] R10: ffffc90000f17010 R11: ffffffffa00a8918 R12: 1ffff920001e2de2
[   41.094145][  T560] R13: 00000000000005dc R14: ffffc90000f17010 R15: ffff88800f362f08
[   41.094617][  T560] FS:  00007efde7df2800(0000) GS:ffff88808e0b7000(0000) knlGS:0000000000000000
[   41.095160][  T560] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.095549][  T560] CR2: 00000000004e5ac8 CR3: 000000000e626006 CR4: 0000000000772ef0
[   41.096027][  T560] PKRU: 55555554
[   41.096257][  T560] Call Trace:
[   41.096507][  T560]  <TASK>
[ 41.096665][ T560] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.096994][ T560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.097317][ T560] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 41.097625][ T560] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 41.098014][ T560] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 41.098328][ T560] netif_set_mtu (net/core/dev.c:9652) 
[ 41.098636][ T560] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 41.098960][ T560] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 41.099411][ T560] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 41.099644][ T560] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 41.100081][ T560] br_add_if (net/bridge/br_if.c:697) bridge 
[ 41.100443][ T560] do_set_master (net/core/rtnetlink.c:2948) 
[ 41.100752][ T560] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 41.101082][ T560] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.101474][ T560] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.101781][ T560] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.102090][ T560] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.102400][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.102726][ T560] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.103042][ T560] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.103423][ T560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.103731][ T560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.104044][ T560] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.104359][ T560] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.104670][ T560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.104995][ T560] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.105300][ T560] ? __create_object (mm/kmemleak.c:771) 
[ 41.105630][ T560] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.105951][ T560] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.106255][ T560] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.106631][ T560] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.106951][ T560] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.107260][ T560] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.107571][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.107891][ T560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.108196][ T560] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.108496][ T560] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.108827][ T560] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.109157][ T560] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.109465][ T560] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.109772][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.110108][ T560] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.110456][ T560] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.110776][ T560] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.111119][ T560] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.111421][ T560] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.111739][ T560] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.112062][ T560] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.112369][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.112679][ T560] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.113011][ T560] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.113317][ T560] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.113630][ T560] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.113955][ T560] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.114272][ T560] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.114733][ T560] ___sys_sendmsg (net/socket.c:2670) 
[ 41.115047][ T560] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.115348][ T560] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.115732][ T560] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.116045][ T560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.116360][ T560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.116675][ T560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.117007][ T560] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.117312][ T560] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.117628][ T560] __sys_sendmsg (net/socket.c:2700) 
[ 41.117954][ T560] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.118337][ T560] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.118657][ T560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.118972][ T560] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.119281][ T560] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.119667][  T560] RIP: 0033:0x7efde7fbf1e7
[ 41.119990][ T560] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.121087][  T560] RSP: 002b:00007ffd40143f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.121580][  T560] RAX: ffffffffffffffda RBX: 00007ffd40144660 RCX: 00007efde7fbf1e7
[   41.122049][  T560] RDX: 0000000000000000 RSI: 00007ffd40143fa0 RDI: 0000000000000005
[   41.122505][  T560] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   41.122990][  T560] R10: 0000000023040910 R11: 0000000000000246 R12: 0000000000000003
[   41.123447][  T560] R13: 00000000686e11ff R14: 0000000000499600 R15: 0000000000000000
| [   41.392209][  T565] ------------[ cut here ]------------
| [ 41.392568][ T565] WARNING: CPU: 3 PID: 565 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.393225][  T565] Modules linked in: vrf bridge stp llc veth
| [   41.394298][  T565] Tainted: [W]=WARN
[   41.394531][  T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.394934][ T565] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.395260][ T565] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.396376][  T565] RSP: 0018:ffffc90000c86f70 EFLAGS: 00010246
[   41.396764][  T565] RAX: 0000000000000000 RBX: ffff88800f362000 RCX: 0000000000000001
[   41.397483][  T565] RDX: 0000000000000000 RSI: ffffffff9f29b941 RDI: ffffffff9ea555e0
[   41.398093][  T565] RBP: ffffc90000c87058 R08: 0000000000000000 R09: 0000000000000000
[   41.398551][  T565] R10: ffffc90000c87088 R11: ffffffff9b600130 R12: 1ffff92000190df2
[   41.399162][  T565] R13: 00000000000005dc R14: ffffc90000c87088 R15: ffff88800f362f08
[   41.399622][  T565] FS:  00007f285c16a800(0000) GS:ffff88808e237000(0000) knlGS:0000000000000000
[   41.400316][  T565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.400703][  T565] CR2: 00000000004e5ac8 CR3: 000000000e435006 CR4: 0000000000772ef0
[   41.401335][  T565] PKRU: 55555554
[   41.401584][  T565] Call Trace:
[   41.401817][  T565]  <TASK>
[ 41.402169][ T565] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.402563][ T565] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 41.403057][ T565] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 41.403364][ T565] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 41.403668][ T565] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.404013][ T565] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.404330][ T565] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.404633][ T565] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.404948][ T565] ? ___sys_sendmsg (net/socket.c:2670) 
[ 41.405263][ T565] ? __sys_sendmsg (net/socket.c:2700) 
[ 41.405566][ T565] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.405907][ T565] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 41.406287][ T565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.406605][ T565] netif_set_mtu (net/core/dev.c:9652) 
[ 41.406924][ T565] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 41.407247][ T565] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 41.407483][ T565] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 41.407920][ T565] br_del_if (net/bridge/br_if.c:743) bridge 
[ 41.408261][ T565] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 41.408569][ T565] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 41.408887][ T565] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 41.409195][ T565] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.409590][ T565] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.409909][ T565] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.410213][ T565] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.410522][ T565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.410835][ T565] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.411151][ T565] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.411527][ T565] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.411832][ T565] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.412303][ T565] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.412755][ T565] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.413286][ T565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.413764][ T565] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.414304][ T565] ? __create_object (mm/kmemleak.c:771) 
[ 41.414873][ T565] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.415441][ T565] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.416001][ T565] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.416665][ T565] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.417225][ T565] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.417801][ T565] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.418355][ T565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.418928][ T565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.419486][ T565] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.420042][ T565] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.420594][ T565] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.421157][ T565] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.421698][ T565] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.422211][ T565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.422776][ T565] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.423344][ T565] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.423912][ T565] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.424499][ T565] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.425096][ T565] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.425657][ T565] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.426201][ T565] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.426761][ T565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.427349][ T565] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.427923][ T565] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.428483][ T565] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.429066][ T565] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.429632][ T565] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.430197][ T565] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.430924][ T565] ___sys_sendmsg (net/socket.c:2670) 
[ 41.431449][ T565] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.431978][ T565] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.432666][ T565] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.433255][ T565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.433819][ T565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.434419][ T565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.434997][ T565] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.435542][ T565] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.436115][ T565] __sys_sendmsg (net/socket.c:2700) 
[ 41.436642][ T565] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.437337][ T565] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.437940][ T565] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.438494][ T565] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.439069][ T565] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.439765][  T565] RIP: 0033:0x7f285c3371e7
[ 41.440367][ T565] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.442087][  T565] RSP: 002b:00007ffd9b3247d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.442558][  T565] RAX: ffffffffffffffda RBX: 00007ffd9b324f00 RCX: 00007f285c3371e7
[   41.443220][  T565] RDX: 0000000000000000 RSI: 00007ffd9b324840 RDI: 0000000000000005
[   41.443680][  T565] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   41.444173][  T565] R10: 00007f285c234ee8 R11: 0000000000000246 R12: 0000000000000002
[   41.444662][  T565] R13: 00000000686e11ff R14: 0000000000499600 R15: 0000000000000000
| [   42.699159][  T580] ------------[ cut here ]------------
| [ 42.699532][ T580] WARNING: CPU: 2 PID: 580 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.700206][  T580] Modules linked in: vrf bridge stp llc veth
| [   42.701503][  T580] Tainted: [W]=WARN
[   42.701996][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.702533][ T580] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.702900][ T580] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.704085][  T580] RSP: 0018:ffffc90000f86ef0 EFLAGS: 00010246
[   42.704518][  T580] RAX: 0000000000000000 RBX: ffff88800f362000 RCX: 0000000000000001
[   42.705014][  T580] RDX: 0000000000000000 RSI: ffffffff9f29b941 RDI: ffffffff9ea555e0
[   42.705485][  T580] RBP: ffffc90000f86fe0 R08: 0000000000000000 R09: 0000000000000000
[   42.706009][  T580] R10: ffffc90000f87010 R11: ffffffffa00a8918 R12: 1ffff920001f0de2
[   42.706497][  T580] R13: 00000000000005dc R14: ffffc90000f87010 R15: ffff88800f362f08
[   42.707008][  T580] FS:  00007f886a4b2800(0000) GS:ffff88808e1b7000(0000) knlGS:0000000000000000
[   42.707556][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.707987][  T580] CR2: 00000000004e5ac8 CR3: 000000000e63b003 CR4: 0000000000772ef0
[   42.708461][  T580] PKRU: 55555554
[   42.708723][  T580] Call Trace:
[   42.708979][  T580]  <TASK>
[ 42.709160][ T580] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.709482][ T580] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.709831][ T580] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 42.710170][ T580] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 42.710572][ T580] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 42.710923][ T580] netif_set_mtu (net/core/dev.c:9652) 
[ 42.711278][ T580] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 42.711621][ T580] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 42.712148][ T580] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 42.712408][ T580] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 42.712899][ T580] br_add_if (net/bridge/br_if.c:697) bridge 
[ 42.713265][ T580] do_set_master (net/core/rtnetlink.c:2948) 
[ 42.713589][ T580] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 42.713936][ T580] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.714388][ T580] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.714705][ T580] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.715059][ T580] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.715382][ T580] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.715708][ T580] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.716070][ T580] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.716473][ T580] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.716811][ T580] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.717164][ T580] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.717483][ T580] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.717802][ T580] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.718175][ T580] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.718502][ T580] ? __create_object (mm/kmemleak.c:771) 
[ 42.718825][ T580] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.719189][ T580] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.719507][ T580] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.719925][ T580] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.720282][ T580] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.720626][ T580] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.720957][ T580] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.721298][ T580] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.721619][ T580] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.721966][ T580] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.722314][ T580] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.722635][ T580] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.722974][ T580] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.723321][ T580] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.723645][ T580] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.723988][ T580] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.724366][ T580] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.724696][ T580] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.725060][ T580] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.725409][ T580] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.725735][ T580] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.726105][ T580] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.726450][ T580] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.726811][ T580] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.727177][ T580] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.727512][ T580] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.727892][ T580] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.728237][ T580] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.728644][ T580] ___sys_sendmsg (net/socket.c:2670) 
[ 42.729008][ T580] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.729348][ T580] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.729744][ T580] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.730108][ T580] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.730514][ T580] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.730841][ T580] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.731207][ T580] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.731570][ T580] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.731925][ T580] __sys_sendmsg (net/socket.c:2700) 
[ 42.732259][ T580] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.732693][ T580] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.733054][ T580] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.733388][ T580] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.733719][ T580] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.734124][  T580] RIP: 0033:0x7f886a67f1e7
[ 42.734482][ T580] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.735605][  T580] RSP: 002b:00007ffea0ade238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.736104][  T580] RAX: ffffffffffffffda RBX: 00007ffea0ade960 RCX: 00007f886a67f1e7
[   42.736615][  T580] RDX: 0000000000000000 RSI: 00007ffea0ade2a0 RDI: 0000000000000005
[   42.737117][  T580] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   42.737605][  T580] R10: 000000003afb9910 R11: 0000000000000246 R12: 0000000000000003
[   42.738098][  T580] R13: 00000000686e1201 R14: 0000000000499600 R15: 0000000000000000
| [   43.066743][  T585] ------------[ cut here ]------------
| [ 43.067133][ T585] WARNING: CPU: 0 PID: 585 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   43.067744][  T585] Modules linked in: vrf bridge stp llc veth
| [   43.068794][  T585] Tainted: [W]=WARN
[   43.069032][  T585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.069412][ T585] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 43.069728][ T585] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.070838][  T585] RSP: 0018:ffffc90000f96f70 EFLAGS: 00010246
[   43.071237][  T585] RAX: 0000000000000000 RBX: ffff88800f362000 RCX: 0000000000000001
[   43.071694][  T585] RDX: 0000000000000000 RSI: ffffffff9f29b941 RDI: ffffffff9ea555e0
[   43.072167][  T585] RBP: ffffc90000f97058 R08: 0000000000000000 R09: 0000000000000000
[   43.072622][  T585] R10: ffffc90000f97088 R11: ffffffff9f779160 R12: 1ffff920001f2df2
[   43.073088][  T585] R13: 00000000000005dc R14: ffffc90000f97088 R15: ffff88800f362f08
[   43.073545][  T585] FS:  00007f73aa3c7800(0000) GS:ffff88808e0b7000(0000) knlGS:0000000000000000
[   43.074094][  T585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.074500][  T585] CR2: 00000000004e5ac8 CR3: 000000000e674005 CR4: 0000000000772ef0
[   43.075193][  T585] PKRU: 55555554
[   43.075422][  T585] Call Trace:
[   43.075652][  T585]  <TASK>
[ 43.075804][ T585] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 43.076422][ T585] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 43.076775][ T585] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 43.077226][ T585] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 43.077530][ T585] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.077834][ T585] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 43.078329][ T585] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.078639][ T585] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.079097][ T585] ? ___sys_sendmsg (net/socket.c:2670) 
[ 43.079405][ T585] ? __sys_sendmsg (net/socket.c:2700) 
[ 43.079712][ T585] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.080021][ T585] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 43.080399][ T585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.080713][ T585] netif_set_mtu (net/core/dev.c:9652) 
[ 43.081029][ T585] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 43.081351][ T585] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 43.081585][ T585] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 43.082022][ T585] br_del_if (net/bridge/br_if.c:743) bridge 
[ 43.082363][ T585] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 43.082669][ T585] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 43.082988][ T585] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 43.083298][ T585] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.083686][ T585] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.083999][ T585] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.084319][ T585] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.084628][ T585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.084952][ T585] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 43.085259][ T585] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.085635][ T585] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.085956][ T585] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.086258][ T585] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.086565][ T585] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.086885][ T585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.087189][ T585] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.087490][ T585] ? __create_object (mm/kmemleak.c:771) 
[ 43.087797][ T585] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.088116][ T585] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.088418][ T585] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.088795][ T585] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.089126][ T585] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.089438][ T585] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.089742][ T585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.090062][ T585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.090370][ T585] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.090672][ T585] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.090989][ T585] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.091294][ T585] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.091602][ T585] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.091921][ T585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.092231][ T585] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.092535][ T585] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.092842][ T585] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.093177][ T585] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.093480][ T585] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 43.093788][ T585] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 43.094104][ T585] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.094418][ T585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.094727][ T585] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.095048][ T585] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.095354][ T585] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.095665][ T585] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.095986][ T585] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.096290][ T585] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.096681][ T585] ___sys_sendmsg (net/socket.c:2670) 
[ 43.096999][ T585] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.097302][ T585] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 43.097681][ T585] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.098005][ T585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.098316][ T585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.098628][ T585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.098943][ T585] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.099249][ T585] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.099559][ T585] __sys_sendmsg (net/socket.c:2700) 
[ 43.099873][ T585] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.100249][ T585] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.100568][ T585] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.100883][ T585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.101189][ T585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.101565][  T585] RIP: 0033:0x7f73aa5941e7
[ 43.101893][ T585] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   43.102995][  T585] RSP: 002b:00007ffcccfe40d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.103461][  T585] RAX: ffffffffffffffda RBX: 00007ffcccfe4800 RCX: 00007f73aa5941e7
[   43.103923][  T585] RDX: 0000000000000000 RSI: 00007ffcccfe4140 RDI: 0000000000000005
[   43.104394][  T585] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   43.104868][  T585] R10: 00007f73aa491ee8 R11: 0000000000000246 R12: 0000000000000002
[   43.105325][  T585] R13: 00000000686e1201 R14: 0000000000499600 R15: 0000000000000000
| [  104.465824][ T1325] ------------[ cut here ]------------
| [ 104.466165][ T1325] WARNING: CPU: 3 PID: 1325 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  104.466792][ T1325] Modules linked in: vrf bridge stp llc veth
| [  104.467878][ T1325] Tainted: [W]=WARN
[  104.468120][ T1325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 104.468520][ T1325] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 104.468855][ T1325] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  104.469998][ T1325] RSP: 0018:ffffc90002376ef0 EFLAGS: 00010246
[  104.470406][ T1325] RAX: 0000000000000000 RBX: ffff88800f362000 RCX: 0000000000000001
[  104.470893][ T1325] RDX: 0000000000000000 RSI: ffffffff9f29b941 RDI: ffffffff9ea555e0
[  104.471381][ T1325] RBP: ffffc90002376fe0 R08: 0000000000000000 R09: 0000000000000000
[  104.471864][ T1325] R10: ffffc90002377010 R11: ffffffffa00a8918 R12: 1ffff9200046ede2
[  104.472342][ T1325] R13: 00000000000005dc R14: ffffc90002377010 R15: ffff88800f362f08
[  104.472822][ T1325] FS:  00007ff214b77800(0000) GS:ffff88808e237000(0000) knlGS:0000000000000000
[  104.473391][ T1325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  104.473793][ T1325] CR2: 00000000004e5ac8 CR3: 000000000eb71006 CR4: 0000000000772ef0
[  104.474296][ T1325] PKRU: 55555554
[  104.474548][ T1325] Call Trace:
[  104.474789][ T1325]  <TASK>
[ 104.474963][ T1325] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 104.475290][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.475616][ T1325] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 104.475944][ T1325] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 104.476342][ T1325] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 104.476664][ T1325] netif_set_mtu (net/core/dev.c:9652) 
[ 104.476998][ T1325] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 104.477330][ T1325] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 104.477782][ T1325] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 104.478036][ T1325] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 104.478471][ T1325] br_add_if (net/bridge/br_if.c:697) bridge 
[ 104.478836][ T1325] do_set_master (net/core/rtnetlink.c:2948) 
[ 104.479225][ T1325] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 104.479629][ T1325] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 104.480047][ T1325] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 104.480376][ T1325] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 104.480699][ T1325] ? __kernel_text_address (kernel/extable.c:79) 
[ 104.481031][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.481353][ T1325] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 104.481672][ T1325] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 104.482094][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.482416][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.482738][ T1325] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 104.483067][ T1325] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 104.483390][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.483711][ T1325] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 104.484034][ T1325] ? __create_object (mm/kmemleak.c:771) 
[ 104.484381][ T1325] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 104.484698][ T1325] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 104.485021][ T1325] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 104.485426][ T1325] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 104.485753][ T1325] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 104.486087][ T1325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.486406][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.486731][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.487067][ T1325] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 104.487383][ T1325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.487708][ T1325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.488032][ T1325] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 104.488355][ T1325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.488678][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.489011][ T1325] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 104.489331][ T1325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.489649][ T1325] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 104.489987][ T1325] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 104.490312][ T1325] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 104.490637][ T1325] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 104.490973][ T1325] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 104.491291][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.491615][ T1325] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 104.491942][ T1325] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 104.492263][ T1325] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 104.492596][ T1325] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 104.492928][ T1325] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 104.493248][ T1325] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 104.493657][ T1325] ___sys_sendmsg (net/socket.c:2670) 
[ 104.493982][ T1325] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 104.494305][ T1325] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 104.494705][ T1325] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 104.495048][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.495395][ T1325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.495718][ T1325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.496047][ T1325] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 104.496366][ T1325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.496693][ T1325] __sys_sendmsg (net/socket.c:2700) 
[ 104.497021][ T1325] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 104.497423][ T1325] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 104.497756][ T1325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.498088][ T1325] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 104.498409][ T1325] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  104.498808][ T1325] RIP: 0033:0x7ff214d441e7
[ 104.499149][ T1325] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  104.500297][ T1325] RSP: 002b:00007ffeae40e528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  104.500779][ T1325] RAX: ffffffffffffffda RBX: 00007ffeae40ec50 RCX: 00007ff214d441e7
[  104.501266][ T1325] RDX: 0000000000000000 RSI: 00007ffeae40e590 RDI: 0000000000000005
[  104.501751][ T1325] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  104.502237][ T1325] R10: 000000000ff6b910 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if