======================================
| [   29.651247][  T320] eth0: entered promiscuous mode
| [   29.654911][  T320] ------------[ cut here ]------------
| [ 29.655310][ T320] WARNING: CPU: 1 PID: 320 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) 
| [   29.655959][  T320] Modules linked in:
[   29.656905][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.657330][ T320] 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) 
[ 29.657886][ T320] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   29.659254][  T320] RSP: 0018:ffffc90000dd6ef0 EFLAGS: 00010246
[   29.659673][  T320] RAX: 0000000000000000 RBX: ffff88800d4fa000 RCX: 0000000000000001
[   29.660319][  T320] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   29.660831][  T320] RBP: ffffc90000dd6fd8 R08: 0000000000000000 R09: 0000000000000000
[   29.661469][  T320] R10: ffffc90000dd7008 R11: ffffffff88b8d1e0 R12: 1ffff920001bade2
[   29.661949][  T320] R13: 00000000000005dc R14: ffffc90000dd7008 R15: ffff88800d4faf48
[   29.662757][  T320] FS:  00007ff7b0ea7800(0000) GS:ffff8880e2819000(0000) knlGS:0000000000000000
[   29.663731][  T320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.664313][  T320] CR2: 00000000004e59f0 CR3: 0000000010c82004 CR4: 0000000000772ef0
[   29.664792][  T320] PKRU: 55555554
[   29.665074][  T320] Call Trace:
[   29.665339][  T320]  <TASK>
[ 29.665516][ T320] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.665855][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.666208][ T320] netif_set_mtu (net/core/dev.c:9652) 
[ 29.666528][ T320] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.666864][ T320] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.667117][ T320] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 29.667438][ T320] br_add_if (net/bridge/br_if.c:697) 
[ 29.667685][ T320] do_set_master (net/core/rtnetlink.c:2948) 
[ 29.668010][ T320] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.668342][ T320] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.668668][ T320] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.669104][ T320] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.669429][ T320] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.669749][ T320] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.670081][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.670426][ T320] ? __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) 
[ 29.670744][ T320] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.671165][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.671492][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.671815][ T320] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.672143][ T320] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.672465][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.672800][ T320] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.673141][ T320] ? __create_object (mm/kmemleak.c:771) 
[ 29.673464][ T320] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.673774][ T320] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.674105][ T320] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.674492][ T320] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.674821][ T320] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.675153][ T320] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.675461][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.675782][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.676101][ T320] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.676415][ T320] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.676732][ T320] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.677089][ T320] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.677423][ T320] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.677749][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.678086][ T320] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.678398][ T320] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.678709][ T320] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.679036][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.679349][ T320] ? 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) 
[ 29.679662][ T320] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.679972][ T320] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.680321][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.680635][ T320] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.680948][ T320] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.681296][ T320] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.681616][ T320] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.681928][ T320] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.682258][ T320] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.682670][ T320] ___sys_sendmsg (net/socket.c:2670) 
[ 29.682998][ T320] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.683314][ T320] ? __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) 
[ 29.683700][ T320] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.684021][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.684332][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.684648][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.684969][ T320] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.685302][ T320] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.685637][ T320] __sys_sendmsg (net/socket.c:2700) 
[ 29.685945][ T320] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.686338][ T320] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.686662][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.686972][ T320] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.687302][ T320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.687710][  T320] RIP: 0033:0x7ff7b10741e7
[ 29.688098][ T320] 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)
[   29.689529][  T320] RSP: 002b:00007ffd9045ee48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.690038][  T320] RAX: ffffffffffffffda RBX: 00007ffd9045f580 RCX: 00007ff7b10741e7
[   29.690751][  T320] RDX: 0000000000000000 RSI: 00007ffd9045eeb0 RDI: 0000000000000005
[   29.691228][  T320] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.691917][  T320] R10: 000000002eede910 R11: 0000000000000246 R12: 0000000000000004
[   29.692410][  T320] R13: 00000000686e5431 R14: 0000000000499600 R15: 0000000000000000
| [   29.840601][  T321] ------------[ cut here ]------------
| [ 29.841021][ T321] WARNING: CPU: 2 PID: 321 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) 
| [   29.841661][  T321] Modules linked in:
| [   29.842567][  T321] Tainted: [W]=WARN
[   29.842821][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.844693][ T321] 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) 
[ 29.845096][ T321] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   29.846220][  T321] RSP: 0018:ffffc90000de6ef0 EFLAGS: 00010246
[   29.846631][  T321] RAX: 0000000000000000 RBX: ffff88800d4fa000 RCX: 0000000000000001
[   29.847184][  T321] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   29.847673][  T321] RBP: ffffc90000de6fd8 R08: 0000000000000000 R09: 0000000000000000
[   29.848161][  T321] R10: ffffc90000de7008 R11: ffffffff88b8d1e0 R12: 1ffff920001bcde2
[   29.848636][  T321] R13: 00000000000005dc R14: ffffc90000de7008 R15: ffff88800d4faf48
[   29.849130][  T321] FS:  00007f1eaa9fe800(0000) GS:ffff8880e2899000(0000) knlGS:0000000000000000
[   29.849690][  T321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.850107][  T321] CR2: 00000000004e59f8 CR3: 0000000010417004 CR4: 0000000000772ef0
[   29.850608][  T321] PKRU: 55555554
[   29.850865][  T321] Call Trace:
[   29.851192][  T321]  <TASK>
[ 29.851385][ T321] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.851720][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.852066][ T321] netif_set_mtu (net/core/dev.c:9652) 
[ 29.852390][ T321] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.852732][ T321] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.852993][ T321] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 29.853330][ T321] br_add_if (net/bridge/br_if.c:697) 
[ 29.853588][ T321] do_set_master (net/core/rtnetlink.c:2948) 
[ 29.853926][ T321] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.854264][ T321] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.854596][ T321] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.855021][ T321] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.855389][ T321] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.855720][ T321] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.856067][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.856393][ T321] ? __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) 
[ 29.856724][ T321] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.857135][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.857461][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.857785][ T321] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.858117][ T321] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.858447][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.858788][ T321] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.859163][ T321] ? __create_object (mm/kmemleak.c:771) 
[ 29.859502][ T321] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.859831][ T321] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.860199][ T321] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.860607][ T321] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.860943][ T321] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.861301][ T321] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.861629][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.861966][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.862325][ T321] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.862649][ T321] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.862992][ T321] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.863353][ T321] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.863685][ T321] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.864041][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.864377][ T321] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.864709][ T321] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.865091][ T321] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.865433][ T321] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.865755][ T321] ? 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) 
[ 29.866107][ T321] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.866468][ T321] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.866797][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.867192][ T321] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.867531][ T321] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.867858][ T321] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.868201][ T321] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.868527][ T321] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.868861][ T321] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.869282][ T321] ___sys_sendmsg (net/socket.c:2670) 
[ 29.869605][ T321] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.869930][ T321] ? __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) 
[ 29.870394][ T321] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.870755][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.871141][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.871486][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.871815][ T321] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.872146][ T321] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.872476][ T321] __sys_sendmsg (net/socket.c:2700) 
[ 29.872797][ T321] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.873203][ T321] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.873541][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.873873][ T321] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.874230][ T321] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.874634][  T321] RIP: 0033:0x7f1eaabcb1e7
[ 29.874970][ T321] 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)
[   29.876139][  T321] RSP: 002b:00007ffdf40925c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.876634][  T321] RAX: ffffffffffffffda RBX: 00007ffdf4092d00 RCX: 00007f1eaabcb1e7
[   29.877116][  T321] RDX: 0000000000000000 RSI: 00007ffdf4092630 RDI: 0000000000000005
[   29.877589][  T321] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.878082][  T321] R10: 0000000010c97910 R11: 0000000000000246 R12: 0000000000000004
[   29.878615][  T321] R13: 00000000686e5432 R14: 0000000000499600 R15: 0000000000000000
| [   40.674331][  T375] ------------[ cut here ]------------
| [ 40.674675][ T375] WARNING: CPU: 3 PID: 375 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) 
| [   40.675276][  T375] Modules linked in:
| [   40.676106][  T375] Tainted: [W]=WARN
[   40.676324][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.676688][ T375] 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) 
[ 40.676995][ T375] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   40.678033][  T375] RSP: 0018:ffffc90000f67140 EFLAGS: 00010246
[   40.678411][  T375] RAX: 0000000000000000 RBX: ffff888010c44000 RCX: 0000000000000001
[   40.678846][  T375] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   40.680320][  T375] RBP: ffffc90000f67228 R08: ffff88800e630800 R09: 0000000000000000
[   40.680764][  T375] R10: ffffc90000f675c8 R11: ffffffff89473028 R12: 1ffff920001ece2c
[   40.681237][  T375] R13: 0000000000000514 R14: ffffc90000f67880 R15: ffff88800a104e60
[   40.681673][  T375] FS:  00007f7e9f9c6800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[   40.682193][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.682570][  T375] CR2: 00000000004e59f0 CR3: 0000000010404006 CR4: 0000000000772ef0
[   40.683020][  T375] PKRU: 55555554
[   40.683241][  T375] Call Trace:
[   40.683455][  T375]  <TASK>
[ 40.683603][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.683902][ T375] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.684199][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.684490][ T375] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.684785][ T375] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.685091][ T375] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.685390][ T375] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.685688][ T375] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.686080][ T375] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.686377][ T375] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.686668][ T375] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.686957][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.687258][ T375] ? __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) 
[ 40.687548][ T375] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.687906][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.688205][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.688495][ T375] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.688780][ T375] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.689090][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.689394][ T375] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.689679][ T375] ? __create_object (mm/kmemleak.c:771) 
[ 40.689972][ T375] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.690305][ T375] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.690600][ T375] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.690962][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.691271][ T375] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.691574][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.691866][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.692174][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.692469][ T375] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.692756][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.693053][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.693340][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.693627][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.693916][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.694216][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.694505][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.694796][ T375] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.695100][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.695400][ T375] ? 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) 
[ 40.695684][ T375] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 40.695969][ T375] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.696267][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.696564][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.696870][ T375] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.697165][ T375] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.697462][ T375] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.697751][ T375] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.698039][ T375] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.698405][ T375] ___sys_sendmsg (net/socket.c:2670) 
[ 40.698687][ T375] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.698971][ T375] ? __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) 
[ 40.699338][ T375] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.699639][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.699929][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.700239][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.700531][ T375] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.700823][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.701131][ T375] __sys_sendmsg (net/socket.c:2700) 
[ 40.701419][ T375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.701780][ T375] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.702102][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.702404][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.702701][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.703075][  T375] RIP: 0033:0x7f7e9fb931e7
[ 40.703384][ T375] 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)
[   40.704446][  T375] RSP: 002b:00007ffebfe76e68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.704890][  T375] RAX: ffffffffffffffda RBX: 00007ffebfe775a0 RCX: 00007f7e9fb931e7
[   40.705336][  T375] RDX: 0000000000000000 RSI: 00007ffebfe76ed0 RDI: 0000000000000005
[   40.705774][  T375] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   40.706231][  T375] R10: 00007f7e9fa90498 R11: 0000000000000246 R12: 0000000000000003
[   40.706672][  T375] R13: 00000000686e543c R14: 0000000000499600 R15: 0000000000000000
| [   40.853060][  T377] ------------[ cut here ]------------
| [ 40.853422][ T377] WARNING: CPU: 1 PID: 377 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) 
| [   40.855391][  T377] Modules linked in:
| [   40.856393][  T377] Tainted: [W]=WARN
[   40.856630][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.857042][ T377] 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) 
[ 40.857362][ T377] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   40.858465][  T377] RSP: 0018:ffffc90000f67140 EFLAGS: 00010246
[   40.858853][  T377] RAX: 0000000000000000 RBX: ffff888010c51000 RCX: 0000000000000001
[   40.859319][  T377] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   40.859782][  T377] RBP: ffffc90000f67228 R08: ffff8880054b6800 R09: 0000000000000000
[   40.860262][  T377] R10: ffffc90000f675c8 R11: ffffffff89473028 R12: 1ffff920001ece2c
[   40.860732][  T377] R13: 0000000000000514 R14: ffffc90000f67880 R15: ffff888004da26e0
[   40.861208][  T377] FS:  00007ff42b7ba800(0000) GS:ffff8880e2819000(0000) knlGS:0000000000000000
[   40.861740][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.862130][  T377] CR2: 00000000004e5a00 CR3: 000000000c271005 CR4: 0000000000772ef0
[   40.862588][  T377] PKRU: 55555554
[   40.862817][  T377] Call Trace:
[   40.863072][  T377]  <TASK>
[ 40.863230][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.863545][ T377] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.863845][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.864162][ T377] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.864475][ T377] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.864780][ T377] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.865105][ T377] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.865419][ T377] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.865807][ T377] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.866119][ T377] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.866419][ T377] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.866722][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.867045][ T377] ? __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) 
[ 40.867356][ T377] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.867734][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.868057][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.868367][ T377] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.868676][ T377] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.869019][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.869325][ T377] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.869634][ T377] ? __create_object (mm/kmemleak.c:771) 
[ 40.869944][ T377] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.870271][ T377] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.870583][ T377] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.870964][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.871288][ T377] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.871601][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.871906][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.872237][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.872545][ T377] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.872851][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.873171][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.873477][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.873780][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.874095][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.874402][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.874715][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.875037][ T377] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.875352][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.875652][ T377] ? 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) 
[ 40.875960][ T377] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 40.876283][ T377] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.876599][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.876910][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.877234][ T377] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.877538][ T377] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.877847][ T377] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.878165][ T377] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.878465][ T377] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.878854][ T377] ___sys_sendmsg (net/socket.c:2670) 
[ 40.879171][ T377] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.879476][ T377] ? __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) 
[ 40.879860][ T377] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.880186][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.880508][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.880818][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.881134][ T377] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.881446][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.881754][ T377] __sys_sendmsg (net/socket.c:2700) 
[ 40.882062][ T377] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.882443][ T377] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.882758][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.883071][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.883378][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.883760][  T377] RIP: 0033:0x7ff42b9871e7
[ 40.884092][ T377] 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)
[   40.885198][  T377] RSP: 002b:00007ffddf543798 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.885654][  T377] RAX: ffffffffffffffda RBX: 00007ffddf543ed0 RCX: 00007ff42b9871e7
[   40.886125][  T377] RDX: 0000000000000000 RSI: 00007ffddf543800 RDI: 0000000000000005
[   40.886578][  T377] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   40.887042][  T377] R10: 00007ff42b884498 R11: 0000000000000246 R12: 0000000000000003
[   40.887516][  T377] R13: 00000000686e543d R14: 0000000000499600 R15: 0000000000000000
| [   41.732845][  T387] ------------[ cut here ]------------
| [ 41.733590][ T387] WARNING: CPU: 0 PID: 387 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) 
| [   41.734288][  T387] Modules linked in:
| [   41.735606][  T387] Tainted: [W]=WARN
[   41.735976][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.736604][ T387] 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) 
[ 41.737078][ T387] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   41.738763][  T387] RSP: 0018:ffffc90000f87140 EFLAGS: 00010246
[   41.739401][  T387] RAX: 0000000000000000 RBX: ffff888010c44000 RCX: 0000000000000001
[   41.740142][  T387] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   41.740879][  T387] RBP: ffffc90000f87228 R08: ffff88800c355000 R09: 0000000000000000
[   41.741624][  T387] R10: ffffc90000f875c8 R11: ffffffff89473028 R12: 1ffff920001f0e2c
[   41.742381][  T387] R13: 00000000000005dc R14: ffffc90000f87880 R15: ffff88800d70fbe0
[   41.743119][  T387] FS:  00007f58a0282800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[   41.743853][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.744384][  T387] CR2: 00000000004e59f0 CR3: 000000000bde3004 CR4: 0000000000772ef0
[   41.745145][  T387] PKRU: 55555554
[   41.745511][  T387] Call Trace:
[   41.745875][  T387]  <TASK>
[ 41.746135][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.746631][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.747137][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.747632][ T387] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.748128][ T387] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.748619][ T387] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.749123][ T387] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.749615][ T387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.750279][ T387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.750763][ T387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.751254][ T387] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.751742][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.752263][ T387] ? __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) 
[ 41.752750][ T387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.753360][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.753843][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.754337][ T387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.754816][ T387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.755315][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.755813][ T387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.756313][ T387] ? __create_object (mm/kmemleak.c:771) 
[ 41.756797][ T387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.757296][ T387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.757777][ T387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.758386][ T387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.758882][ T387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.759395][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.759899][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.760416][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.760900][ T387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.761391][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.761876][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.762371][ T387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.762855][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.763372][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.763776][ T387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.764199][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.764676][ T387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.765197][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.765676][ T387] ? 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) 
[ 41.766174][ T387] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.766668][ T387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.767160][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.767598][ T387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.768009][ T387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.768480][ T387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.769005][ T387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.769490][ T387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.769969][ T387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.770623][ T387] ___sys_sendmsg (net/socket.c:2670) 
[ 41.771124][ T387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.771613][ T387] ? __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) 
[ 41.772227][ T387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.772716][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.773216][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.773714][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.774217][ T387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.774616][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.775095][ T387] __sys_sendmsg (net/socket.c:2700) 
[ 41.775576][ T387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.776186][ T387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.776702][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.777206][ T387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.777706][ T387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.778334][  T387] RIP: 0033:0x7f58a044f1e7
[ 41.778835][ T387] 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)
[   41.780590][  T387] RSP: 002b:00007ffe1c575028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.781351][  T387] RAX: ffffffffffffffda RBX: 00007ffe1c575760 RCX: 00007f58a044f1e7
[   41.782094][  T387] RDX: 0000000000000000 RSI: 00007ffe1c575090 RDI: 0000000000000005
[   41.782812][  T387] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   41.783546][  T387] R10: 00007f58a034c498 R11: 0000000000000246 R12: 0000000000000003
[   41.784290][  T387] R13: 00000000686e543d R14: 0000000000499600 R15: 0000000000000000
| [   41.916476][  T389] ------------[ cut here ]------------
| [ 41.916887][ T389] WARNING: CPU: 0 PID: 389 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) 
| [   41.917820][  T389] Modules linked in:
| [   41.919263][  T389] Tainted: [W]=WARN
[   41.919638][  T389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.920098][ T389] 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) 
[ 41.920509][ T389] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   41.923330][  T389] RSP: 0018:ffffc90000b17140 EFLAGS: 00010246
[   41.923802][  T389] RAX: 0000000000000000 RBX: ffff888010c51000 RCX: 0000000000000001
[   41.924521][  T389] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   41.925270][  T389] RBP: ffffc90000b17228 R08: ffff88800c326800 R09: 0000000000000000
[   41.926032][  T389] R10: ffffc90000b175c8 R11: ffffffff89473028 R12: 1ffff92000162e2c
[   41.926765][  T389] R13: 00000000000005dc R14: ffffc90000b17880 R15: ffff8880104dd1e0
[   41.927504][  T389] FS:  00007ff2b5741800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[   41.928234][  T389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.928862][  T389] CR2: 00000000004e5a00 CR3: 000000000ff8d006 CR4: 0000000000772ef0
[   41.929612][  T389] PKRU: 55555554
[   41.929974][  T389] Call Trace:
[   41.930359][  T389]  <TASK>
[ 41.930607][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.931121][ T389] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.931606][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.932129][ T389] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.932608][ T389] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.933018][ T389] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.933498][ T389] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.934036][ T389] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.934653][ T389] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.935153][ T389] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.935630][ T389] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.936133][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.936622][ T389] ? __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) 
[ 41.937120][ T389] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.937730][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.938232][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.938724][ T389] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.939185][ T389] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.939573][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.940069][ T389] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.940558][ T389] ? __create_object (mm/kmemleak.c:771) 
[ 41.941056][ T389] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.941546][ T389] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.942036][ T389] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.942641][ T389] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.943151][ T389] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.943653][ T389] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.944108][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.944533][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.945033][ T389] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.945510][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.946013][ T389] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.946503][ T389] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.947010][ T389] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.947503][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.948014][ T389] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.948479][ T389] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.948873][ T389] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.949396][ T389] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.949883][ T389] ? 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) 
[ 41.950391][ T389] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.950880][ T389] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.951373][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.951867][ T389] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.952372][ T389] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.952861][ T389] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.953378][ T389] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.953876][ T389] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.954381][ T389] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.955026][ T389] ___sys_sendmsg (net/socket.c:2670) 
[ 41.955507][ T389] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.956005][ T389] ? __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) 
[ 41.956611][ T389] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.957125][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.957622][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.958132][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.958624][ T389] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.959130][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.959633][ T389] __sys_sendmsg (net/socket.c:2700) 
[ 41.960127][ T389] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.960740][ T389] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.961277][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.961770][ T389] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.962272][ T389] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.962882][  T389] RIP: 0033:0x7ff2b590e1e7
[ 41.963406][ T389] 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)
[   41.965165][  T389] RSP: 002b:00007ffdea2dc658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.965895][  T389] RAX: ffffffffffffffda RBX: 00007ffdea2dcd90 RCX: 00007ff2b590e1e7
[   41.966626][  T389] RDX: 0000000000000000 RSI: 00007ffdea2dc6c0 RDI: 0000000000000005
[   41.967373][  T389] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   41.968119][  T389] R10: 00007ff2b580b498 R11: 0000000000000246 R12: 0000000000000003
[   41.968836][  T389] R13: 00000000686e543e R14: 0000000000499600 R15: 0000000000000000
| [   43.946902][  T417] ------------[ cut here ]------------
| [ 43.947493][ T417] WARNING: CPU: 0 PID: 417 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) 
| [   43.948301][  T417] Modules linked in:
| [   43.949643][  T417] Tainted: [W]=WARN
[   43.950031][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.950634][ T417] 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) 
[ 43.951139][ T417] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   43.952870][  T417] RSP: 0018:ffffc90000fc7140 EFLAGS: 00010246
[   43.953487][  T417] RAX: 0000000000000000 RBX: ffff888010c44000 RCX: 0000000000000001
[   43.954211][  T417] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   43.954924][  T417] RBP: ffffc90000fc7228 R08: ffff888002c6b800 R09: 0000000000000000
[   43.955681][  T417] R10: ffffc90000fc75c8 R11: ffffffff89473028 R12: 1ffff920001f8e2c
[   43.956609][  T417] R13: 0000000000000514 R14: ffffc90000fc7880 R15: ffff88800d70dfe0
[   43.957665][  T417] FS:  00007f4558ec6800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[   43.958581][  T417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.959082][  T417] CR2: 00000000004e59f0 CR3: 0000000010de4005 CR4: 0000000000772ef0
[   43.959779][  T417] PKRU: 55555554
[   43.960151][  T417] Call Trace:
[   43.960521][  T417]  <TASK>
[ 43.960762][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.961259][ T417] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.961729][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.962222][ T417] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.962708][ T417] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.963210][ T417] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.963691][ T417] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.964186][ T417] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.964795][ T417] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.965281][ T417] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.965759][ T417] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.966250][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.966731][ T417] ? __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) 
[ 43.967233][ T417] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.967820][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.968314][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.968784][ T417] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.969276][ T417] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.969756][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.970248][ T417] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.970721][ T417] ? __create_object (mm/kmemleak.c:771) 
[ 43.971226][ T417] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.971702][ T417] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.972189][ T417] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.972776][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.973283][ T417] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.973773][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.974262][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.974753][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.975260][ T417] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.975728][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.976220][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.976694][ T417] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.977203][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.977691][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.978189][ T417] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.978661][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.979166][ T417] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.979660][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.980139][ T417] ? 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) 
[ 43.980630][ T417] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.981121][ T417] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.981590][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.982085][ T417] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.982570][ T417] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.983074][ T417] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.983569][ T417] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.984071][ T417] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.984541][ T417] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.985172][ T417] ___sys_sendmsg (net/socket.c:2670) 
[ 43.985647][ T417] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.986128][ T417] ? __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) 
[ 43.986729][ T417] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.987241][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.987723][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.988222][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.988697][ T417] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.989183][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.989682][ T417] __sys_sendmsg (net/socket.c:2700) 
[ 43.990161][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.990765][ T417] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.991301][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.991780][ T417] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.992266][ T417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.992850][  T417] RIP: 0033:0x7f45590931e7
[ 43.993352][ T417] 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)
[   43.995080][  T417] RSP: 002b:00007fff00b181e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.995794][  T417] RAX: ffffffffffffffda RBX: 00007fff00b18920 RCX: 00007f45590931e7
[   43.996519][  T417] RDX: 0000000000000000 RSI: 00007fff00b18250 RDI: 0000000000000005
[   43.997239][  T417] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   43.997955][  T417] R10: 00007f4558f90498 R11: 0000000000000246 R12: 0000000000000003
[   43.998674][  T417] R13: 00000000686e5440 R14: 0000000000499600 R15: 0000000000000000
| [   44.155795][  T419] ------------[ cut here ]------------
| [ 44.156143][ T419] WARNING: CPU: 1 PID: 419 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) 
| [   44.156731][  T419] Modules linked in:
| [   44.157582][  T419] Tainted: [W]=WARN
[   44.157812][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 44.158916][ T419] 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) 
[ 44.159234][ T419] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   44.160295][  T419] RSP: 0018:ffffc90001017140 EFLAGS: 00010246
[   44.160666][  T419] RAX: 0000000000000000 RBX: ffff888010c51000 RCX: 0000000000000001
[   44.161126][  T419] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   44.161560][  T419] RBP: ffffc90001017228 R08: ffff88800cbd3800 R09: 0000000000000000
[   44.162005][  T419] R10: ffffc900010175c8 R11: ffffffff89473028 R12: 1ffff92000202e2c
[   44.162452][  T419] R13: 0000000000000514 R14: ffffc90001017880 R15: ffff88800d70ce60
[   44.162889][  T419] FS:  00007efc2838d800(0000) GS:ffff8880e2819000(0000) knlGS:0000000000000000
[   44.163405][  T419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.163770][  T419] CR2: 00000000004e5a00 CR3: 000000000e795003 CR4: 0000000000772ef0
[   44.164212][  T419] PKRU: 55555554
[   44.164435][  T419] Call Trace:
[   44.164651][  T419]  <TASK>
[ 44.164799][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.165119][ T419] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 44.165413][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.165702][ T419] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 44.166011][ T419] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 44.166303][ T419] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 44.166606][ T419] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 44.166900][ T419] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 44.167273][ T419] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 44.167568][ T419] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 44.167852][ T419] ? __kernel_text_address (kernel/extable.c:79) 
[ 44.168165][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.168465][ T419] ? __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) 
[ 44.168757][ T419] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 44.169132][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.169434][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.169724][ T419] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 44.170020][ T419] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 44.170321][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.170612][ T419] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 44.170895][ T419] ? __create_object (mm/kmemleak.c:771) 
[ 44.171200][ T419] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 44.171497][ T419] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 44.171793][ T419] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 44.172160][ T419] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 44.172456][ T419] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 44.172759][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.173066][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.173366][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.173656][ T419] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 44.173942][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.174240][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.174534][ T419] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 44.174828][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.175139][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.175436][ T419] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 44.175728][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.176031][ T419] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 44.176333][ T419] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 44.176619][ T419] ? 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) 
[ 44.176913][ T419] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 44.177226][ T419] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 44.177516][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.177812][ T419] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 44.178119][ T419] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 44.178410][ T419] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 44.178711][ T419] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 44.179016][ T419] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 44.179304][ T419] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 44.179675][ T419] ___sys_sendmsg (net/socket.c:2670) 
[ 44.179974][ T419] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 44.180290][ T419] ? __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) 
[ 44.180652][ T419] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 44.180945][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.181246][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.181540][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.181830][ T419] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 44.182155][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.182455][ T419] __sys_sendmsg (net/socket.c:2700) 
[ 44.182742][ T419] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 44.183109][ T419] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 44.183413][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.183704][ T419] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 44.184007][ T419] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   44.184372][  T419] RIP: 0033:0x7efc2855a1e7
[ 44.184672][ T419] 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)
[   44.185713][  T419] RSP: 002b:00007ffdc1937848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   44.186170][  T419] RAX: ffffffffffffffda RBX: 00007ffdc1937f80 RCX: 00007efc2855a1e7
[   44.186621][  T419] RDX: 0000000000000000 RSI: 00007ffdc19378b0 RDI: 0000000000000005
[   44.187067][  T419] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   44.187501][  T419] R10: 00007efc28457498 R11: 0000000000000246 R12: 0000000000000003
[   44.187936][  T419] R13: 00000000686e5440 R14: 0000000000499600 R15: 0000000000000000
| [   62.385020][  T549] ------------[ cut here ]------------
| [ 62.385352][ T549] WARNING: CPU: 2 PID: 549 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) 
| [   62.385979][  T549] Modules linked in:
| [   62.387723][  T549] Tainted: [W]=WARN
[   62.387958][  T549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.388349][ T549] 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) 
[ 62.388670][ T549] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   62.389742][  T549] RSP: 0018:ffffc90001556ef0 EFLAGS: 00010246
[   62.390141][  T549] RAX: 0000000000000000 RBX: ffff888010c5a000 RCX: 0000000000000001
[   62.390612][  T549] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   62.391079][  T549] RBP: ffffc90001556fd8 R08: 0000000000000000 R09: 0000000000000000
[   62.391531][  T549] R10: ffffc90001557008 R11: ffffffff88b8d1e0 R12: 1ffff920002aade2
[   62.391994][  T549] R13: 00000000000005dc R14: ffffc90001557008 R15: ffff888010c5af48
[   62.392450][  T549] FS:  00007f32433cd800(0000) GS:ffff8880e2899000(0000) knlGS:0000000000000000
[   62.392995][  T549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.393387][  T549] CR2: 00000000004e59f0 CR3: 000000000e776005 CR4: 0000000000772ef0
[   62.393842][  T549] PKRU: 55555554
[   62.394087][  T549] Call Trace:
[   62.394319][  T549]  <TASK>
[ 62.394487][ T549] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.394796][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.395140][ T549] netif_set_mtu (net/core/dev.c:9652) 
[ 62.395451][ T549] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.395772][ T549] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.396021][ T549] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 62.396344][ T549] br_add_if (net/bridge/br_if.c:697) 
[ 62.396589][ T549] do_set_master (net/core/rtnetlink.c:2948) 
[ 62.396900][ T549] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 62.397231][ T549] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.397544][ T549] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.397927][ T549] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.398249][ T549] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.398551][ T549] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.398872][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.399191][ T549] ? __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) 
[ 62.399506][ T549] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.399889][ T549] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.400232][ T549] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.400542][ T549] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.400851][ T549] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.401191][ T549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.401500][ T549] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.401805][ T549] ? __create_object (mm/kmemleak.c:771) 
[ 62.402133][ T549] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.402451][ T549] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.402773][ T549] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.403169][ T549] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.403485][ T549] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.403804][ T549] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.404122][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.404437][ T549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.404742][ T549] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.405062][ T549] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.405371][ T549] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.405681][ T549] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.405999][ T549] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.406311][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.406622][ T549] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.406939][ T549] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.407261][ T549] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.407582][ T549] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.407886][ T549] ? 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) 
[ 62.408203][ T549] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 62.408513][ T549] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.408819][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.409141][ T549] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.409457][ T549] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.409767][ T549] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.410101][ T549] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.410429][ T549] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.410735][ T549] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.411135][ T549] ___sys_sendmsg (net/socket.c:2670) 
[ 62.411441][ T549] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.411758][ T549] ? __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) 
[ 62.412150][ T549] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.412461][ T549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.412771][ T549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.413094][ T549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.413400][ T549] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.413713][ T549] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.414040][ T549] __sys_sendmsg (net/socket.c:2700) 
[ 62.414350][ T549] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.414728][ T549] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.415055][ T549] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.415585][ T549] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.415898][ T549] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.416288][  T549] RIP: 0033:0x7f324359a1e7
[ 62.416615][ T549] 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)
[   62.417916][  T549] RSP: 002b:00007ffe3cbf7bb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.418600][  T549] RAX: ffffffffffffffda RBX: 00007ffe3cbf82f0 RCX: 00007f324359a1e7
[   62.419063][  T549] RDX: 0000000000000000 RSI: 00007ffe3cbf7c20 RDI: 0000000000000005
[   62.419524][  T549] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   62.420199][  T549] R10: 0000000020a2a910 R11: 0000000000000246 R12: 0000000000000004
[   62.420668][  T549] R13: 00000000686e5452 R14: 0000000000499600 R15: 0000000000000000
| [   62.557508][  T550] ------------[ cut here ]------------
| [ 62.557811][ T550] WARNING: CPU: 0 PID: 550 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) 
| [   62.558406][  T550] Modules linked in:
| [   62.559244][  T550] Tainted: [W]=WARN
[   62.559466][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.559832][ T550] 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) 
[ 62.560149][ T550] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   62.561235][  T550] RSP: 0018:ffffc90001566ef0 EFLAGS: 00010246
[   62.561606][  T550] RAX: 0000000000000000 RBX: ffff888010c5a000 RCX: 0000000000000001
[   62.562056][  T550] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   62.562493][  T550] RBP: ffffc90001566fd8 R08: 0000000000000000 R09: 0000000000000000
[   62.562933][  T550] R10: ffffc90001567008 R11: ffffffff88b8d1e0 R12: 1ffff920002acde2
[   62.564664][  T550] R13: 00000000000005dc R14: ffffc90001567008 R15: ffff888010c5af48
[   62.565114][  T550] FS:  00007f8fe921b800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[   62.565626][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.566003][  T550] CR2: 00000000004e59f8 CR3: 000000000d470003 CR4: 0000000000772ef0
[   62.566453][  T550] PKRU: 55555554
[   62.566674][  T550] Call Trace:
[   62.566892][  T550]  <TASK>
[ 62.567054][ T550] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.567348][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.567655][ T550] netif_set_mtu (net/core/dev.c:9652) 
[ 62.567946][ T550] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.568264][ T550] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.568500][ T550] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 62.568800][ T550] br_add_if (net/bridge/br_if.c:697) 
[ 62.569041][ T550] do_set_master (net/core/rtnetlink.c:2948) 
[ 62.569335][ T550] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 62.569631][ T550] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.569929][ T550] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.570323][ T550] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.570620][ T550] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.570910][ T550] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.571215][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.571512][ T550] ? __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) 
[ 62.571806][ T550] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.572178][ T550] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.572472][ T550] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.572769][ T550] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.573072][ T550] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.573370][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.573668][ T550] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.573957][ T550] ? __create_object (mm/kmemleak.c:771) 
[ 62.574261][ T550] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.574555][ T550] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.574849][ T550] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.575230][ T550] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.575533][ T550] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.575831][ T550] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.576133][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.576432][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.576724][ T550] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.577021][ T550] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.577323][ T550] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.577621][ T550] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.577916][ T550] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.578222][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.578519][ T550] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.578812][ T550] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.579116][ T550] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.579421][ T550] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.579715][ T550] ? 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) 
[ 62.580016][ T550] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 62.580326][ T550] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.580618][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.580915][ T550] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.581220][ T550] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.581513][ T550] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.581819][ T550] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.582121][ T550] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.582414][ T550] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.582789][ T550] ___sys_sendmsg (net/socket.c:2670) 
[ 62.583085][ T550] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.583378][ T550] ? __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) 
[ 62.583745][ T550] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.584052][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.584350][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.584647][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.584939][ T550] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.585239][ T550] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.585539][ T550] __sys_sendmsg (net/socket.c:2700) 
[ 62.585830][ T550] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.586204][ T550] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.586509][ T550] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.586802][ T550] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.587103][ T550] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.587468][  T550] RIP: 0033:0x7f8fe93e81e7
[ 62.587771][ T550] 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)
[   62.588823][  T550] RSP: 002b:00007fff45f39918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.589273][  T550] RAX: ffffffffffffffda RBX: 00007fff45f3a050 RCX: 00007f8fe93e81e7
[   62.589712][  T550] RDX: 0000000000000000 RSI: 00007fff45f39980 RDI: 0000000000000005
[   62.590163][  T550] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   62.590622][  T550] R10: 00000000317d0910 R11: 0000000000000246 R12: 0000000000000004
[   62.591067][  T550] R13: 00000000686e5452 R14: 0000000000499600 R15: 0000000000000000
| [   73.135880][  T604] ------------[ cut here ]------------
| [ 73.136329][ T604] WARNING: CPU: 0 PID: 604 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) 
| [   73.136878][  T604] Modules linked in:
| [   73.137665][  T604] Tainted: [W]=WARN
[   73.137873][  T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 73.138225][ T604] 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) 
[ 73.138509][ T604] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   73.139497][  T604] RSP: 0018:ffffc90001647140 EFLAGS: 00010246
[   73.139844][  T604] RAX: 0000000000000000 RBX: ffff88800d9ec000 RCX: 0000000000000001
[   73.140274][  T604] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   73.140683][  T604] RBP: ffffc90001647228 R08: ffff888010583800 R09: 0000000000000000
[   73.141101][  T604] R10: ffffc900016475c8 R11: ffffffff89473028 R12: 1ffff920002c8e2c
[   73.141516][  T604] R13: 0000000000000514 R14: ffffc90001647880 R15: ffff8880104df4e0
[   73.141923][  T604] FS:  00007ffb62bb0800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[   73.142413][  T604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.142763][  T604] CR2: 00000000004e59f0 CR3: 000000000e069004 CR4: 0000000000772ef0
[   73.143184][  T604] PKRU: 55555554
[   73.143391][  T604] Call Trace:
[   73.143597][  T604]  <TASK>
[ 73.143737][ T604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.144034][ T604] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 73.144306][ T604] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.144583][ T604] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 73.144862][ T604] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 73.145154][ T604] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 73.145433][ T604] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 73.145713][ T604] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 73.146070][ T604] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 73.146346][ T604] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 73.146617][ T604] ? __kernel_text_address (kernel/extable.c:79) 
[ 73.146899][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.147182][ T604] ? __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) 
[ 73.147459][ T604] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 73.147801][ T604] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.148083][ T604] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.148359][ T604] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 73.148630][ T604] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 73.148911][ T604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.149194][ T604] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 73.149465][ T604] ? __create_object (mm/kmemleak.c:771) 
[ 73.149741][ T604] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 73.150023][ T604] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 73.150307][ T604] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 73.150647][ T604] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 73.150931][ T604] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 73.151216][ T604] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.151488][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.151784][ T604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.152069][ T604] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 73.152341][ T604] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.152616][ T604] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.152922][ T604] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 73.153215][ T604] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.153495][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.153774][ T604] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 73.154055][ T604] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.154333][ T604] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 73.154618][ T604] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 73.154894][ T604] ? 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) 
[ 73.155177][ T604] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 73.155453][ T604] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 73.155727][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.156013][ T604] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 73.156289][ T604] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 73.156565][ T604] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 73.156847][ T604] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 73.157131][ T604] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 73.157402][ T604] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 73.157758][ T604] ___sys_sendmsg (net/socket.c:2670) 
[ 73.158041][ T604] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 73.158312][ T604] ? __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) 
[ 73.158659][ T604] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 73.158934][ T604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.159216][ T604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.159496][ T604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.159768][ T604] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 73.160046][ T604] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.160341][ T604] __sys_sendmsg (net/socket.c:2700) 
[ 73.160618][ T604] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 73.160954][ T604] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 73.161262][ T604] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.161537][ T604] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 73.161813][ T604] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   73.162158][  T604] RIP: 0033:0x7ffb62d7d1e7
[ 73.162442][ T604] 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)
[   73.163427][  T604] RSP: 002b:00007fffa212ef48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   73.163841][  T604] RAX: ffffffffffffffda RBX: 00007fffa212f680 RCX: 00007ffb62d7d1e7
[   73.164257][  T604] RDX: 0000000000000000 RSI: 00007fffa212efb0 RDI: 0000000000000005
[   73.164676][  T604] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   73.165092][  T604] R10: 00007ffb62c7a498 R11: 0000000000000246 R12: 0000000000000003
[   73.165502][  T604] R13: 00000000686e545d R14: 0000000000499600 R15: 0000000000000000
| [   73.291320][  T606] ------------[ cut here ]------------
| [ 73.291636][ T606] WARNING: CPU: 3 PID: 606 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) 
| [   73.292207][  T606] Modules linked in:
| [   73.292977][  T606] Tainted: [W]=WARN
[   73.293209][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 73.293567][ T606] 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) 
[ 73.293851][ T606] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   73.294840][  T606] RSP: 0018:ffffc90001667140 EFLAGS: 00010246
[   73.295202][  T606] RAX: 0000000000000000 RBX: ffff88800d699000 RCX: 0000000000000001
[   73.295611][  T606] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   73.296028][  T606] RBP: ffffc90001667228 R08: ffff888008c35000 R09: 0000000000000000
[   73.296438][  T606] R10: ffffc900016675c8 R11: ffffffff89473028 R12: 1ffff920002cce2c
[   73.296851][  T606] R13: 0000000000000514 R14: ffffc90001667880 R15: ffff8880104dd1e0
[   73.297421][  T606] FS:  00007f34067bd800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[   73.297900][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.298388][  T606] CR2: 00000000004e5a00 CR3: 00000000110cd003 CR4: 0000000000772ef0
[   73.298804][  T606] PKRU: 55555554
[   73.299018][  T606] Call Trace:
[   73.299222][  T606]  <TASK>
[ 73.299360][ T606] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.299642][ T606] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 73.299912][ T606] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.300199][ T606] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 73.300483][ T606] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 73.300757][ T606] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 73.301051][ T606] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 73.301337][ T606] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 73.301681][ T606] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 73.301954][ T606] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 73.302232][ T606] ? __kernel_text_address (kernel/extable.c:79) 
[ 73.302509][ T606] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.302790][ T606] ? __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) 
[ 73.303073][ T606] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 73.303410][ T606] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.303685][ T606] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.303959][ T606] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 73.304239][ T606] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 73.304516][ T606] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.304796][ T606] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 73.305081][ T606] ? __create_object (mm/kmemleak.c:771) 
[ 73.305359][ T606] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 73.305635][ T606] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 73.305912][ T606] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 73.306257][ T606] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 73.306537][ T606] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 73.306816][ T606] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.307101][ T606] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.307382][ T606] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.307658][ T606] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 73.307928][ T606] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.308224][ T606] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.308497][ T606] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 73.308772][ T606] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.309058][ T606] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.309340][ T606] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 73.309615][ T606] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.309888][ T606] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 73.310180][ T606] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 73.310461][ T606] ? 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) 
[ 73.310736][ T606] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 73.311019][ T606] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 73.311296][ T606] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.311576][ T606] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 73.311853][ T606] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 73.312134][ T606] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 73.312417][ T606] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 73.312696][ T606] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 73.312967][ T606] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 73.313334][ T606] ___sys_sendmsg (net/socket.c:2670) 
[ 73.313614][ T606] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 73.313884][ T606] ? __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) 
[ 73.314237][ T606] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 73.314515][ T606] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.314793][ T606] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.315081][ T606] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.315363][ T606] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 73.315638][ T606] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.315921][ T606] __sys_sendmsg (net/socket.c:2700) 
[ 73.316200][ T606] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 73.316541][ T606] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 73.316828][ T606] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.317114][ T606] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 73.317396][ T606] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   73.317738][  T606] RIP: 0033:0x7f340698a1e7
[ 73.318026][ T606] 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)
[   73.319009][  T606] RSP: 002b:00007ffd422fbed8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   73.319426][  T606] RAX: ffffffffffffffda RBX: 00007ffd422fc610 RCX: 00007f340698a1e7
[   73.319833][  T606] RDX: 0000000000000000 RSI: 00007ffd422fbf40 RDI: 0000000000000005
[   73.320254][  T606] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   73.320666][  T606] R10: 00007f3406887498 R11: 0000000000000246 R12: 0000000000000003
[   73.321088][  T606] R13: 00000000686e545d R14: 0000000000499600 R15: 0000000000000000
| [   74.054577][  T616] ------------[ cut here ]------------
| [ 74.054939][ T616] WARNING: CPU: 2 PID: 616 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) 
| [   74.055537][  T616] Modules linked in:
| [   74.056364][  T616] Tainted: [W]=WARN
[   74.056595][  T616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 74.056950][ T616] 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) 
[ 74.057256][ T616] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   74.058254][  T616] RSP: 0018:ffffc90001687140 EFLAGS: 00010246
[   74.058607][  T616] RAX: 0000000000000000 RBX: ffff88800d9ec000 RCX: 0000000000000001
[   74.059023][  T616] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   74.059433][  T616] RBP: ffffc90001687228 R08: ffff88800b11b800 R09: 0000000000000000
[   74.059842][  T616] R10: ffffc900016875c8 R11: ffffffff89473028 R12: 1ffff920002d0e2c
[   74.060454][  T616] R13: 00000000000005dc R14: ffffc90001687880 R15: ffff88800e628e60
[   74.060916][  T616] FS:  00007fc9c3a29800(0000) GS:ffff8880e2899000(0000) knlGS:0000000000000000
[   74.061416][  T616] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.061798][  T616] CR2: 00000000004e59f0 CR3: 000000000e57b004 CR4: 0000000000772ef0
[   74.062236][  T616] PKRU: 55555554
[   74.062458][  T616] Call Trace:
[   74.062674][  T616]  <TASK>
[ 74.062836][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.063133][ T616] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 74.063409][ T616] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.063709][ T616] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 74.064008][ T616] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 74.064301][ T616] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 74.064590][ T616] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 74.064883][ T616] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 74.065250][ T616] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 74.065541][ T616] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 74.065815][ T616] ? __kernel_text_address (kernel/extable.c:79) 
[ 74.066126][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.066420][ T616] ? __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) 
[ 74.066707][ T616] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 74.067065][ T616] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.067360][ T616] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.067657][ T616] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 74.067942][ T616] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 74.068241][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.068539][ T616] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 74.068820][ T616] ? __create_object (mm/kmemleak.c:771) 
[ 74.069117][ T616] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 74.069405][ T616] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 74.069701][ T616] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 74.070052][ T616] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 74.070370][ T616] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 74.070662][ T616] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 74.070956][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.071256][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.071545][ T616] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 74.071827][ T616] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.072128][ T616] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 74.072415][ T616] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 74.072703][ T616] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 74.073007][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.073301][ T616] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 74.073594][ T616] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 74.073897][ T616] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 74.074201][ T616] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 74.074482][ T616] ? 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) 
[ 74.074772][ T616] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 74.075078][ T616] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 74.075374][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.075665][ T616] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 74.075958][ T616] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 74.076255][ T616] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 74.076551][ T616] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 74.076841][ T616] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 74.077134][ T616] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 74.077503][ T616] ___sys_sendmsg (net/socket.c:2670) 
[ 74.077787][ T616] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 74.078091][ T616] ? __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) 
[ 74.078448][ T616] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 74.078736][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.079038][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.079321][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.079621][ T616] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 74.079907][ T616] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.080212][ T616] __sys_sendmsg (net/socket.c:2700) 
[ 74.080516][ T616] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 74.080869][ T616] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 74.081175][ T616] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.081465][ T616] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 74.081761][ T616] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   74.082112][  T616] RIP: 0033:0x7fc9c3bf61e7
[ 74.082402][ T616] 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)
[   74.083409][  T616] RSP: 002b:00007fffdb5a5aa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   74.083837][  T616] RAX: ffffffffffffffda RBX: 00007fffdb5a61e0 RCX: 00007fc9c3bf61e7
[   74.084268][  T616] RDX: 0000000000000000 RSI: 00007fffdb5a5b10 RDI: 0000000000000005
[   74.084686][  T616] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   74.085119][  T616] R10: 00007fc9c3af3498 R11: 0000000000000246 R12: 0000000000000003
[   74.085543][  T616] R13: 00000000686e545e R14: 0000000000499600 R15: 0000000000000000
| [   74.212567][  T618] ------------[ cut here ]------------
| [ 74.212886][ T618] WARNING: CPU: 3 PID: 618 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) 
| [   74.214064][  T618] Modules linked in:
| [   74.214843][  T618] Tainted: [W]=WARN
[   74.215059][  T618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 74.215402][ T618] 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) 
[ 74.215684][ T618] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   74.216673][  T618] RSP: 0018:ffffc90001667140 EFLAGS: 00010246
[   74.217028][  T618] RAX: 0000000000000000 RBX: ffff88800d699000 RCX: 0000000000000001
[   74.217438][  T618] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   74.217845][  T618] RBP: ffffc90001667228 R08: ffff88800aafe800 R09: 0000000000000000
[   74.218270][  T618] R10: ffffc900016675c8 R11: ffffffff89473028 R12: 1ffff920002cce2c
[   74.218680][  T618] R13: 00000000000005dc R14: ffffc90001667880 R15: ffff888008b751e0
[   74.219096][  T618] FS:  00007f59e8eba800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[   74.219575][  T618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.219923][  T618] CR2: 00000000004e5a00 CR3: 0000000010544001 CR4: 0000000000772ef0
[   74.220354][  T618] PKRU: 55555554
[   74.220562][  T618] Call Trace:
[   74.220768][  T618]  <TASK>
[ 74.220908][ T618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.221197][ T618] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 74.221470][ T618] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.221747][ T618] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 74.222035][ T618] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 74.222310][ T618] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 74.222588][ T618] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 74.222867][ T618] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 74.223223][ T618] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 74.223500][ T618] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 74.223775][ T618] ? __kernel_text_address (kernel/extable.c:79) 
[ 74.224067][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.224346][ T618] ? __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) 
[ 74.224622][ T618] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 74.224963][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.225246][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.225518][ T618] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 74.225792][ T618] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 74.226079][ T618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.226351][ T618] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 74.226626][ T618] ? __create_object (mm/kmemleak.c:771) 
[ 74.226905][ T618] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 74.227201][ T618] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 74.227517][ T618] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 74.227861][ T618] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 74.228159][ T618] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 74.228441][ T618] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 74.228714][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.229003][ T618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.229277][ T618] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 74.229548][ T618] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.229822][ T618] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 74.230100][ T618] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 74.230389][ T618] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 74.230667][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.230947][ T618] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 74.231233][ T618] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 74.231510][ T618] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 74.231798][ T618] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 74.232078][ T618] ? 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) 
[ 74.232360][ T618] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 74.232637][ T618] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 74.232909][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.233194][ T618] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 74.233469][ T618] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 74.233744][ T618] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 74.234032][ T618] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 74.234308][ T618] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 74.234584][ T618] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 74.234936][ T618] ___sys_sendmsg (net/socket.c:2670) 
[ 74.235212][ T618] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 74.235483][ T618] ? __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) 
[ 74.235824][ T618] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 74.236108][ T618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.236388][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.236667][ T618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.236938][ T618] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 74.237221][ T618] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.237501][ T618] __sys_sendmsg (net/socket.c:2700) 
[ 74.237771][ T618] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 74.238116][ T618] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 74.238400][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.238679][ T618] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 74.238953][ T618] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   74.239295][  T618] RIP: 0033:0x7f59e90871e7
[ 74.239578][ T618] 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)
[   74.240567][  T618] RSP: 002b:00007ffe0aca95a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   74.240978][  T618] RAX: ffffffffffffffda RBX: 00007ffe0aca9ce0 RCX: 00007f59e90871e7
[   74.241393][  T618] RDX: 0000000000000000 RSI: 00007ffe0aca9610 RDI: 0000000000000005
[   74.241800][  T618] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   74.242216][  T618] R10: 00007f59e8f84498 R11: 0000000000000246 R12: 0000000000000003
[   74.242624][  T618] R13: 00000000686e545e R14: 0000000000499600 R15: 0000000000000000
| [   75.987732][  T646] ------------[ cut here ]------------
| [ 75.989593][ T646] WARNING: CPU: 2 PID: 646 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) 
| [   75.990296][  T646] Modules linked in:
| [   75.991151][  T646] Tainted: [W]=WARN
[   75.991373][  T646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 75.991730][ T646] 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) 
[ 75.992046][ T646] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   75.993035][  T646] RSP: 0018:ffffc900017a7140 EFLAGS: 00010246
[   75.993388][  T646] RAX: 0000000000000000 RBX: ffff88800d9ec000 RCX: 0000000000000001
[   75.993803][  T646] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   75.994225][  T646] RBP: ffffc900017a7228 R08: ffff888010580800 R09: 0000000000000000
[   75.994660][  T646] R10: ffffc900017a75c8 R11: ffffffff89473028 R12: 1ffff920002f4e2c
[   75.995091][  T646] R13: 0000000000000514 R14: ffffc900017a7880 R15: ffff8880106c51e0
[   75.995520][  T646] FS:  00007f6306e8e800(0000) GS:ffff8880e2899000(0000) knlGS:0000000000000000
[   75.996025][  T646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.996392][  T646] CR2: 00000000004e59f0 CR3: 000000000e16d006 CR4: 0000000000772ef0
[   75.996811][  T646] PKRU: 55555554
[   75.997033][  T646] Call Trace:
[   75.997246][  T646]  <TASK>
[ 75.997396][ T646] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 75.997705][ T646] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 75.998004][ T646] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 75.998297][ T646] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 75.998590][ T646] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 75.998876][ T646] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 75.999177][ T646] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 75.999475][ T646] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 75.999840][ T646] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 76.000136][ T646] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 76.000446][ T646] ? __kernel_text_address (kernel/extable.c:79) 
[ 76.000735][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.001035][ T646] ? __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) 
[ 76.001322][ T646] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 76.001678][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.001967][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.002266][ T646] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 76.002555][ T646] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 76.002846][ T646] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.003142][ T646] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 76.003433][ T646] ? __create_object (mm/kmemleak.c:771) 
[ 76.003723][ T646] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 76.004034][ T646] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 76.004324][ T646] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 76.004680][ T646] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 76.004971][ T646] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 76.005273][ T646] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 76.005557][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.005849][ T646] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.006148][ T646] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 76.006438][ T646] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 76.006724][ T646] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 76.007019][ T646] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 76.007305][ T646] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 76.007596][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.007888][ T646] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 76.008184][ T646] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 76.008478][ T646] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 76.008773][ T646] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 76.009068][ T646] ? 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) 
[ 76.009355][ T646] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 76.009644][ T646] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 76.009930][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.010241][ T646] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 76.010538][ T646] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 76.010827][ T646] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 76.011128][ T646] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 76.011420][ T646] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 76.011704][ T646] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 76.012081][ T646] ___sys_sendmsg (net/socket.c:2670) 
[ 76.012365][ T646] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 76.012657][ T646] ? __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) 
[ 76.013025][ T646] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 76.013316][ T646] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.013604][ T646] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.013900][ T646] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.014212][ T646] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 76.014504][ T646] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 76.014801][ T646] __sys_sendmsg (net/socket.c:2700) 
[ 76.015095][ T646] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 76.015444][ T646] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 76.015746][ T646] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.016045][ T646] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 76.016337][ T646] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   76.016685][  T646] RIP: 0033:0x7f630705b1e7
[ 76.016995][ T646] 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)
[   76.018005][  T646] RSP: 002b:00007ffc7b65f518 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   76.018440][  T646] RAX: ffffffffffffffda RBX: 00007ffc7b65fc50 RCX: 00007f630705b1e7
[   76.018868][  T646] RDX: 0000000000000000 RSI: 00007ffc7b65f580 RDI: 0000000000000005
[   76.019300][  T646] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   76.019722][  T646] R10: 00007f6306f58498 R11: 0000000000000246 R12: 0000000000000003
[   76.020156][  T646] R13: 00000000686e5460 R14: 0000000000499600 R15: 0000000000000000
| [   76.147813][  T648] ------------[ cut here ]------------
| [ 76.148147][ T648] WARNING: CPU: 0 PID: 648 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) 
| [   76.148698][  T648] Modules linked in:
| [   76.150517][  T648] Tainted: [W]=WARN
[   76.150728][  T648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 76.151107][ T648] 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) 
[ 76.151399][ T648] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   76.152392][  T648] RSP: 0018:ffffc900017a7140 EFLAGS: 00010246
[   76.152739][  T648] RAX: 0000000000000000 RBX: ffff88800d699000 RCX: 0000000000000001
[   76.153161][  T648] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   76.153570][  T648] RBP: ffffc900017a7228 R08: ffff88800b210800 R09: 0000000000000000
[   76.153979][  T648] R10: ffffc900017a75c8 R11: ffffffff89473028 R12: 1ffff920002f4e2c
[   76.154396][  T648] R13: 0000000000000514 R14: ffffc900017a7880 R15: ffff8880106c5c60
[   76.154803][  T648] FS:  00007f42ae2aa800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[   76.155295][  T648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.155640][  T648] CR2: 00000000004e5a00 CR3: 0000000010526003 CR4: 0000000000772ef0
[   76.156060][  T648] PKRU: 55555554
[   76.156266][  T648] Call Trace:
[   76.156469][  T648]  <TASK>
[ 76.156608][ T648] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.156891][ T648] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 76.157171][ T648] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 76.157448][ T648] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 76.157723][ T648] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 76.158005][ T648] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 76.158283][ T648] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 76.158561][ T648] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 76.158914][ T648] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 76.159194][ T648] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 76.159465][ T648] ? __kernel_text_address (kernel/extable.c:79) 
[ 76.159741][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.160028][ T648] ? __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) 
[ 76.160310][ T648] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 76.160650][ T648] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.160932][ T648] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.161211][ T648] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 76.161486][ T648] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 76.161763][ T648] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.162045][ T648] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 76.162317][ T648] ? __create_object (mm/kmemleak.c:771) 
[ 76.162592][ T648] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 76.162870][ T648] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 76.163156][ T648] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 76.163497][ T648] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 76.163782][ T648] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 76.164067][ T648] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 76.164341][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.164622][ T648] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.164897][ T648] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 76.165181][ T648] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 76.165459][ T648] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 76.165734][ T648] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 76.166015][ T648] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 76.166294][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.166574][ T648] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 76.166850][ T648] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 76.167134][ T648] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 76.167423][ T648] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 76.167694][ T648] ? 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) 
[ 76.167967][ T648] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 76.168250][ T648] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 76.168524][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.168801][ T648] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 76.169084][ T648] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 76.169363][ T648] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 76.169646][ T648] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 76.169922][ T648] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 76.170201][ T648] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 76.170563][ T648] ___sys_sendmsg (net/socket.c:2670) 
[ 76.170835][ T648] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 76.171114][ T648] ? __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) 
[ 76.171461][ T648] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 76.171738][ T648] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.172035][ T648] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.172314][ T648] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.172589][ T648] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 76.172864][ T648] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 76.173152][ T648] __sys_sendmsg (net/socket.c:2700) 
[ 76.173433][ T648] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 76.173774][ T648] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 76.174069][ T648] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.174344][ T648] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 76.174622][ T648] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   76.174958][  T648] RIP: 0033:0x7f42ae4771e7
[ 76.175247][ T648] 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)
[   76.176242][  T648] RSP: 002b:00007ffd981090b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   76.176655][  T648] RAX: ffffffffffffffda RBX: 00007ffd981097f0 RCX: 00007f42ae4771e7
[   76.177073][  T648] RDX: 0000000000000000 RSI: 00007ffd98109120 RDI: 0000000000000005
[   76.177488][  T648] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   76.177895][  T648] R10: 00007f42ae374498 R11: 0000000000000246 R12: 0000000000000003
[   76.178310][  T648] R13: 00000000686e5460 R14: 0000000000499600 R15: 0000000000000000
| [   92.729505][  T770] ------------[ cut here ]------------
| [ 92.729809][ T770] WARNING: CPU: 0 PID: 770 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) 
| [   92.730413][  T770] Modules linked in:
| [   92.731255][  T770] Tainted: [W]=WARN
[   92.731481][  T770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.731850][ T770] 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) 
[ 92.732160][ T770] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   92.733224][  T770] RSP: 0018:ffffc90001e06ef0 EFLAGS: 00010246
[   92.733599][  T770] RAX: 0000000000000000 RBX: ffff88800e502000 RCX: 0000000000000001
[   92.734046][  T770] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   92.734485][  T770] RBP: ffffc90001e06fd8 R08: 0000000000000000 R09: 0000000000000000
[   92.734927][  T770] R10: ffffc90001e07008 R11: ffffffff88b8d1e0 R12: 1ffff920003c0de2
[   92.735371][  T770] R13: 00000000000005dc R14: ffffc90001e07008 R15: ffff88800e502f48
[   92.735829][  T770] FS:  00007ff79af57800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[   92.736360][  T770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.736731][  T770] CR2: 00000000004e59f0 CR3: 0000000011760006 CR4: 0000000000772ef0
[   92.737386][  T770] PKRU: 55555554
[   92.737608][  T770] Call Trace:
[   92.737827][  T770]  <TASK>
[ 92.737979][ T770] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 92.738411][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.738718][ T770] netif_set_mtu (net/core/dev.c:9652) 
[ 92.739144][ T770] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 92.739454][ T770] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 92.739679][ T770] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 92.739979][ T770] br_add_if (net/bridge/br_if.c:697) 
[ 92.740351][ T770] do_set_master (net/core/rtnetlink.c:2948) 
[ 92.740645][ T770] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 92.740942][ T770] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.741276][ T770] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 92.741650][ T770] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 92.741946][ T770] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 92.742247][ T770] ? __kernel_text_address (kernel/extable.c:79) 
[ 92.742544][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.742839][ T770] ? __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) 
[ 92.743143][ T770] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 92.743507][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.743804][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.744104][ T770] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 92.744398][ T770] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 92.744697][ T770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.745002][ T770] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 92.745297][ T770] ? __create_object (mm/kmemleak.c:771) 
[ 92.745595][ T770] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 92.745891][ T770] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 92.746197][ T770] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 92.746562][ T770] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 92.746863][ T770] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 92.747167][ T770] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.747461][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.747765][ T770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.748067][ T770] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 92.748363][ T770] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.748675][ T770] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.748966][ T770] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 92.749271][ T770] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.749571][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.749869][ T770] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 92.750180][ T770] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.750491][ T770] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 92.750806][ T770] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 92.751103][ T770] ? 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) 
[ 92.751398][ T770] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 92.751694][ T770] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 92.751992][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.752289][ T770] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.752584][ T770] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 92.752886][ T770] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 92.753196][ T770] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.753493][ T770] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 92.753786][ T770] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 92.754166][ T770] ___sys_sendmsg (net/socket.c:2670) 
[ 92.754458][ T770] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 92.754749][ T770] ? __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) 
[ 92.755131][ T770] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 92.755427][ T770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.755725][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.756028][ T770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.756321][ T770] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 92.756613][ T770] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.756912][ T770] __sys_sendmsg (net/socket.c:2700) 
[ 92.757228][ T770] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 92.757600][ T770] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 92.757907][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.758211][ T770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.758509][ T770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   92.758871][  T770] RIP: 0033:0x7ff79b1241e7
[ 92.759181][ T770] 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)
[   92.760243][  T770] RSP: 002b:00007ffef354d988 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   92.760693][  T770] RAX: ffffffffffffffda RBX: 00007ffef354e0c0 RCX: 00007ff79b1241e7
[   92.761139][  T770] RDX: 0000000000000000 RSI: 00007ffef354d9f0 RDI: 0000000000000005
[   92.761588][  T770] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   92.762034][  T770] R10: 000000003a86d910 R11: 0000000000000246 R12: 0000000000000004
[   92.762475][  T770] R13: 00000000686e5470 R14: 0000000000499600 R15: 0000000000000000
| [   92.889237][  T771] ------------[ cut here ]------------
| [ 92.889534][ T771] WARNING: CPU: 3 PID: 771 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) 
| [   92.890775][  T771] Modules linked in:
| [   92.891605][  T771] Tainted: [W]=WARN
[   92.891832][  T771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.892203][ T771] 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) 
[ 92.892505][ T771] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   92.893569][  T771] RSP: 0018:ffffc90001e16ef0 EFLAGS: 00010246
[   92.893951][  T771] RAX: 0000000000000000 RBX: ffff88800e502000 RCX: 0000000000000001
[   92.894399][  T771] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[   92.894838][  T771] RBP: ffffc90001e16fd8 R08: 0000000000000000 R09: 0000000000000000
[   92.895282][  T771] R10: ffffc90001e17008 R11: ffffffff88b8d1e0 R12: 1ffff920003c2de2
[   92.895721][  T771] R13: 00000000000005dc R14: ffffc90001e17008 R15: ffff88800e502f48
[   92.896168][  T771] FS:  00007f3d198b5800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[   92.896681][  T771] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.897067][  T771] CR2: 00000000004e59f8 CR3: 00000000114d6005 CR4: 0000000000772ef0
[   92.897516][  T771] PKRU: 55555554
[   92.897738][  T771] Call Trace:
[   92.897956][  T771]  <TASK>
[ 92.898116][ T771] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 92.898410][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.898719][ T771] netif_set_mtu (net/core/dev.c:9652) 
[ 92.899017][ T771] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 92.899325][ T771] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 92.899549][ T771] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 92.899849][ T771] br_add_if (net/bridge/br_if.c:697) 
[ 92.900107][ T771] do_set_master (net/core/rtnetlink.c:2948) 
[ 92.900407][ T771] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 92.900705][ T771] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.901022][ T771] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 92.901393][ T771] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 92.901686][ T771] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 92.901990][ T771] ? __kernel_text_address (kernel/extable.c:79) 
[ 92.902295][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.902583][ T771] ? __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) 
[ 92.902869][ T771] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 92.903232][ T771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.903519][ T771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.903802][ T771] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 92.904099][ T771] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 92.904412][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.904705][ T771] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 92.905015][ T771] ? __create_object (mm/kmemleak.c:771) 
[ 92.905315][ T771] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 92.905607][ T771] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 92.905902][ T771] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 92.906272][ T771] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 92.906584][ T771] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 92.906875][ T771] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.907167][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.907460][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.907744][ T771] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 92.908035][ T771] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.908321][ T771] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.908604][ T771] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 92.908891][ T771] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.909196][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.909512][ T771] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 92.909804][ T771] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.910107][ T771] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 92.910425][ T771] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 92.910716][ T771] ? 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) 
[ 92.911020][ T771] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 92.911319][ T771] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 92.911617][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.911906][ T771] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.912202][ T771] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 92.912489][ T771] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 92.912781][ T771] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.913088][ T771] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 92.913398][ T771] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 92.913776][ T771] ___sys_sendmsg (net/socket.c:2670) 
[ 92.914074][ T771] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 92.914376][ T771] ? __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) 
[ 92.914734][ T771] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 92.915032][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.915325][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.915616][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.915901][ T771] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 92.916194][ T771] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.916486][ T771] __sys_sendmsg (net/socket.c:2700) 
[ 92.916769][ T771] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 92.917136][ T771] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 92.917468][ T771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.917764][ T771] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.918068][ T771] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   92.918441][  T771] RIP: 0033:0x7f3d19a821e7
[ 92.918735][ T771] 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)
[   92.919876][  T771] RSP: 002b:00007ffecbcbec08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   92.920371][  T771] RAX: ffffffffffffffda RBX: 00007ffecbcbf340 RCX: 00007f3d19a821e7
[   92.920811][  T771] RDX: 0000000000000000 RSI: 00007ffecbcbec70 RDI: 0000000000000005
[   92.921268][  T771] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   92.921712][  T771] R10: 000000002c883910 R11: 0000000000000246 R12: 0000000000000004
[   92.922158][  T771] R13: 00000000686e5471 R14: 0000000000499600 R15: 0000000000000000
| [  103.731385][  T833] ------------[ cut here ]------------
| [ 103.731706][ T833] WARNING: CPU: 3 PID: 833 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) 
| [  103.733003][  T833] Modules linked in:
| [  103.733779][  T833] Tainted: [W]=WARN
[  103.733996][  T833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.734343][ T833] 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) 
[ 103.734627][ T833] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  103.735620][  T833] RSP: 0018:ffffc90001f57140 EFLAGS: 00010246
[  103.735970][  T833] RAX: 0000000000000000 RBX: ffff888009839000 RCX: 0000000000000001
[  103.736387][  T833] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  103.736799][  T833] RBP: ffffc90001f57228 R08: ffff88800b100800 R09: 0000000000000000
[  103.737221][  T833] R10: ffffc90001f575c8 R11: ffffffff89473028 R12: 1ffff920003eae2c
[  103.737633][  T833] R13: 0000000000000514 R14: ffffc90001f57880 R15: ffff888010e7e6e0
[  103.738051][  T833] FS:  00007f468f46c800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[  103.738537][  T833] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  103.738885][  T833] CR2: 00000000004e59f0 CR3: 0000000011900005 CR4: 0000000000772ef0
[  103.739311][  T833] PKRU: 55555554
[  103.739518][  T833] Call Trace:
[  103.739723][  T833]  <TASK>
[ 103.739865][ T833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.740159][ T833] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 103.740442][ T833] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.740718][ T833] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 103.741004][ T833] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 103.741279][ T833] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 103.741563][ T833] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 103.741844][ T833] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 103.742201][ T833] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 103.742474][ T833] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 103.742747][ T833] ? __kernel_text_address (kernel/extable.c:79) 
[ 103.743033][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.743310][ T833] ? __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) 
[ 103.743583][ T833] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 103.743922][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.744206][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.744481][ T833] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 103.744757][ T833] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 103.745040][ T833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.745314][ T833] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 103.745583][ T833] ? __create_object (mm/kmemleak.c:771) 
[ 103.745860][ T833] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 103.746144][ T833] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 103.746423][ T833] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 103.746766][ T833] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 103.747051][ T833] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 103.747331][ T833] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.747608][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.747886][ T833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.748169][ T833] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 103.748442][ T833] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.748724][ T833] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.749012][ T833] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 103.749287][ T833] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.749567][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.749850][ T833] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 103.750135][ T833] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.750427][ T833] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 103.750717][ T833] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 103.751005][ T833] ? 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) 
[ 103.751282][ T833] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 103.751560][ T833] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 103.751833][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.752122][ T833] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 103.752402][ T833] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 103.752677][ T833] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 103.752964][ T833] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 103.753248][ T833] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 103.753521][ T833] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 103.753887][ T833] ___sys_sendmsg (net/socket.c:2670) 
[ 103.754169][ T833] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 103.754443][ T833] ? __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) 
[ 103.754783][ T833] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 103.755090][ T833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.755369][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.755650][ T833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.755925][ T833] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 103.756205][ T833] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.756488][ T833] __sys_sendmsg (net/socket.c:2700) 
[ 103.756760][ T833] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 103.757105][ T833] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 103.757398][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.757675][ T833] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 103.757954][ T833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  103.758301][  T833] RIP: 0033:0x7f468f6391e7
[ 103.758585][ T833] 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)
[  103.759573][  T833] RSP: 002b:00007ffecce4c508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  103.759992][  T833] RAX: ffffffffffffffda RBX: 00007ffecce4cc40 RCX: 00007f468f6391e7
[  103.760407][  T833] RDX: 0000000000000000 RSI: 00007ffecce4c570 RDI: 0000000000000005
[  103.760817][  T833] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  103.761238][  T833] R10: 00007f468f536498 R11: 0000000000000246 R12: 0000000000000003
[  103.761652][  T833] R13: 00000000686e547b R14: 0000000000499600 R15: 0000000000000000
| [  103.895559][  T835] ------------[ cut here ]------------
| [ 103.895886][ T835] WARNING: CPU: 3 PID: 835 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) 
| [  103.897778][  T835] Modules linked in:
| [  103.898852][  T835] Tainted: [W]=WARN
[  103.899073][  T835] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.899420][ T835] 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) 
[ 103.899709][ T835] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  103.900729][  T835] RSP: 0018:ffffc90001f57140 EFLAGS: 00010246
[  103.901086][  T835] RAX: 0000000000000000 RBX: ffff88800983c000 RCX: 0000000000000001
[  103.901496][  T835] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  103.901907][  T835] RBP: ffffc90001f57228 R08: ffff888009163800 R09: 0000000000000000
[  103.902331][  T835] R10: ffffc90001f575c8 R11: ffffffff89473028 R12: 1ffff920003eae2c
[  103.902743][  T835] R13: 0000000000000514 R14: ffffc90001f57880 R15: ffff888010770ae0
[  103.903162][  T835] FS:  00007feef48a7800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[  103.903640][  T835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  103.903993][  T835] CR2: 00000000004e5a00 CR3: 000000000b8d6001 CR4: 0000000000772ef0
[  103.904435][  T835] PKRU: 55555554
[  103.904642][  T835] Call Trace:
[  103.904849][  T835]  <TASK>
[ 103.905002][ T835] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.905289][ T835] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 103.905564][ T835] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.905842][ T835] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 103.906136][ T835] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 103.906414][ T835] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 103.906693][ T835] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 103.906973][ T835] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 103.907332][ T835] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 103.907606][ T835] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 103.907876][ T835] ? __kernel_text_address (kernel/extable.c:79) 
[ 103.908163][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.908443][ T835] ? __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) 
[ 103.908718][ T835] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 103.909063][ T835] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.909339][ T835] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.909610][ T835] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 103.909885][ T835] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 103.910178][ T835] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.910459][ T835] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 103.910730][ T835] ? __create_object (mm/kmemleak.c:771) 
[ 103.911015][ T835] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 103.911291][ T835] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 103.911567][ T835] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 103.911905][ T835] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 103.912196][ T835] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 103.912482][ T835] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.912757][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.913052][ T835] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.913331][ T835] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 103.913603][ T835] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.913881][ T835] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.914168][ T835] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 103.914447][ T835] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.914730][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.915020][ T835] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 103.915297][ T835] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.915574][ T835] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 103.915862][ T835] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 103.916144][ T835] ? 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) 
[ 103.916422][ T835] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 103.916700][ T835] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 103.916975][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.917281][ T835] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 103.917560][ T835] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 103.917835][ T835] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 103.918128][ T835] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 103.918412][ T835] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 103.918691][ T835] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 103.919060][ T835] ___sys_sendmsg (net/socket.c:2670) 
[ 103.919332][ T835] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 103.919605][ T835] ? __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) 
[ 103.919953][ T835] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 103.920240][ T835] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.920527][ T835] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.920813][ T835] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.921097][ T835] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 103.921369][ T835] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.921650][ T835] __sys_sendmsg (net/socket.c:2700) 
[ 103.921921][ T835] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 103.922271][ T835] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 103.922558][ T835] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.922839][ T835] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 103.923125][ T835] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  103.923465][  T835] RIP: 0033:0x7feef4a741e7
[ 103.923752][ T835] 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)
[  103.924743][  T835] RSP: 002b:00007ffc5c638088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  103.925165][  T835] RAX: ffffffffffffffda RBX: 00007ffc5c6387c0 RCX: 00007feef4a741e7
[  103.925577][  T835] RDX: 0000000000000000 RSI: 00007ffc5c6380f0 RDI: 0000000000000005
[  103.926002][  T835] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  103.926414][  T835] R10: 00007feef4971498 R11: 0000000000000246 R12: 0000000000000003
[  103.926831][  T835] R13: 00000000686e547c R14: 0000000000499600 R15: 0000000000000000
| [  104.639546][  T845] ------------[ cut here ]------------
| [ 104.639873][ T845] WARNING: CPU: 0 PID: 845 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) 
| [  104.640438][  T845] Modules linked in:
| [  104.641217][  T845] Tainted: [W]=WARN
[  104.641424][  T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 104.641790][ T845] 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) 
[ 104.642080][ T845] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  104.644185][  T845] RSP: 0018:ffffc90001ec7140 EFLAGS: 00010246
[  104.644534][  T845] RAX: 0000000000000000 RBX: ffff888009839000 RCX: 0000000000000001
[  104.644953][  T845] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  104.645368][  T845] RBP: ffffc90001ec7228 R08: ffff88800607e800 R09: 0000000000000000
[  104.645780][  T845] R10: ffffc90001ec75c8 R11: ffffffff89473028 R12: 1ffff920003d8e2c
[  104.646194][  T845] R13: 00000000000005dc R14: ffffc90001ec7880 R15: ffff888004da2de0
[  104.646613][  T845] FS:  00007f73e605f800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[  104.647096][  T845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  104.647444][  T845] CR2: 00000000004e59f0 CR3: 000000001177f001 CR4: 0000000000772ef0
[  104.647853][  T845] PKRU: 55555554
[  104.648064][  T845] Call Trace:
[  104.648279][  T845]  <TASK>
[ 104.648417][ T845] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.648695][ T845] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 104.648964][ T845] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.649246][ T845] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 104.649523][ T845] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 104.649794][ T845] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 104.650090][ T845] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 104.650376][ T845] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 104.650722][ T845] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 104.651002][ T845] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 104.651275][ T845] ? __kernel_text_address (kernel/extable.c:79) 
[ 104.651550][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.651837][ T845] ? __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) 
[ 104.652119][ T845] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 104.652456][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.652733][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.653012][ T845] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 104.653287][ T845] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 104.653562][ T845] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.653850][ T845] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 104.654129][ T845] ? __create_object (mm/kmemleak.c:771) 
[ 104.654405][ T845] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 104.654679][ T845] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 104.654954][ T845] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 104.655300][ T845] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 104.655596][ T845] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 104.655874][ T845] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.656153][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.656433][ T845] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.656704][ T845] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 104.656973][ T845] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.657267][ T845] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.657538][ T845] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 104.657813][ T845] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.658097][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.658374][ T845] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 104.658648][ T845] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.658920][ T845] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 104.659223][ T845] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 104.659494][ T845] ? 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) 
[ 104.659771][ T845] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 104.660054][ T845] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 104.660333][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.660610][ T845] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 104.660902][ T845] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 104.661183][ T845] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 104.661463][ T845] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 104.661741][ T845] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 104.662018][ T845] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 104.662367][ T845] ___sys_sendmsg (net/socket.c:2670) 
[ 104.662638][ T845] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 104.662923][ T845] ? __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) 
[ 104.663269][ T845] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 104.663546][ T845] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.663824][ T845] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.664108][ T845] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.664380][ T845] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 104.664664][ T845] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.664943][ T845] __sys_sendmsg (net/socket.c:2700) 
[ 104.665221][ T845] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 104.665559][ T845] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 104.665847][ T845] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.666129][ T845] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 104.666417][ T845] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  104.666753][  T845] RIP: 0033:0x7f73e622c1e7
[ 104.667042][ T845] 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)
[  104.668025][  T845] RSP: 002b:00007ffe150217f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  104.668447][  T845] RAX: ffffffffffffffda RBX: 00007ffe15021f30 RCX: 00007f73e622c1e7
[  104.668853][  T845] RDX: 0000000000000000 RSI: 00007ffe15021860 RDI: 0000000000000005
[  104.669268][  T845] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  104.669678][  T845] R10: 00007f73e6129498 R11: 0000000000000246 R12: 0000000000000003
[  104.670107][  T845] R13: 00000000686e547c R14: 0000000000499600 R15: 0000000000000000
| [  104.809067][  T847] ------------[ cut here ]------------
| [ 104.809469][ T847] WARNING: CPU: 0 PID: 847 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) 
| [  104.810026][  T847] Modules linked in:
| [  104.810814][  T847] Tainted: [W]=WARN
[  104.811031][  T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 104.811379][ T847] 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) 
[ 104.811661][ T847] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  104.812650][  T847] RSP: 0018:ffffc90001ec7140 EFLAGS: 00010246
[  104.813004][  T847] RAX: 0000000000000000 RBX: ffff88800983c000 RCX: 0000000000000001
[  104.813414][  T847] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  104.813826][  T847] RBP: ffffc90001ec7228 R08: ffff88800e1d3800 R09: 0000000000000000
[  104.814244][  T847] R10: ffffc90001ec75c8 R11: ffffffff89473028 R12: 1ffff920003d8e2c
[  104.814653][  T847] R13: 00000000000005dc R14: ffffc90001ec7880 R15: ffff888004da0060
[  104.815073][  T847] FS:  00007f104feb4800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[  104.815557][  T847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  104.815903][  T847] CR2: 00000000004e5a00 CR3: 000000000a315004 CR4: 0000000000772ef0
[  104.816323][  T847] PKRU: 55555554
[  104.816528][  T847] Call Trace:
[  104.816730][  T847]  <TASK>
[ 104.816870][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.817169][ T847] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 104.817448][ T847] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.817729][ T847] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 104.818012][ T847] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 104.818286][ T847] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 104.818562][ T847] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 104.818848][ T847] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 104.819206][ T847] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 104.819486][ T847] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 104.819762][ T847] ? __kernel_text_address (kernel/extable.c:79) 
[ 104.820048][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.820335][ T847] ? __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) 
[ 104.820611][ T847] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 104.820952][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.821236][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.821511][ T847] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 104.821787][ T847] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 104.822070][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.822345][ T847] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 104.822617][ T847] ? __create_object (mm/kmemleak.c:771) 
[ 104.822892][ T847] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 104.823173][ T847] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 104.823451][ T847] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 104.823791][ T847] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 104.824079][ T847] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 104.824357][ T847] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.824632][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.824919][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.825202][ T847] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 104.825474][ T847] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.825753][ T847] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.826051][ T847] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 104.826328][ T847] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.826609][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.826887][ T847] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 104.827170][ T847] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.827447][ T847] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 104.827736][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 104.828015][ T847] ? 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) 
[ 104.828291][ T847] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 104.828569][ T847] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 104.828842][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.829128][ T847] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 104.829406][ T847] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 104.829683][ T847] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 104.829967][ T847] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 104.830253][ T847] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 104.830546][ T847] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 104.830900][ T847] ___sys_sendmsg (net/socket.c:2670) 
[ 104.831181][ T847] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 104.831456][ T847] ? __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) 
[ 104.831804][ T847] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 104.832089][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.832370][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.832648][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.832923][ T847] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 104.833205][ T847] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.833487][ T847] __sys_sendmsg (net/socket.c:2700) 
[ 104.833765][ T847] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 104.834117][ T847] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 104.834406][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.834682][ T847] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 104.834959][ T847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  104.835308][  T847] RIP: 0033:0x7f10500811e7
[ 104.835593][ T847] 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)
[  104.836581][  T847] RSP: 002b:00007ffdcf476758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  104.837001][  T847] RAX: ffffffffffffffda RBX: 00007ffdcf476e90 RCX: 00007f10500811e7
[  104.837413][  T847] RDX: 0000000000000000 RSI: 00007ffdcf4767c0 RDI: 0000000000000005
[  104.837841][  T847] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  104.838261][  T847] R10: 00007f104ff7e498 R11: 0000000000000246 R12: 0000000000000003
[  104.838669][  T847] R13: 00000000686e547d R14: 0000000000499600 R15: 0000000000000000
| [  106.886502][  T879] ------------[ cut here ]------------
| [ 106.886854][ T879] WARNING: CPU: 0 PID: 879 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) 
| [  106.887414][  T879] Modules linked in:
| [  106.888198][  T879] Tainted: [W]=WARN
[  106.888408][  T879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 106.888751][ T879] 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) 
[ 106.889053][ T879] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  106.890052][  T879] RSP: 0018:ffffc90002067140 EFLAGS: 00010246
[  106.890410][  T879] RAX: 0000000000000000 RBX: ffff888009839000 RCX: 0000000000000001
[  106.890821][  T879] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  106.891238][  T879] RBP: ffffc90002067228 R08: ffff888006083800 R09: 0000000000000000
[  106.891648][  T879] R10: ffffc900020675c8 R11: ffffffff89473028 R12: 1ffff9200040ce2c
[  106.892072][  T879] R13: 0000000000000514 R14: ffffc90002067880 R15: ffff8880106ab4e0
[  106.892488][  T879] FS:  00007f53d8dde800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[  106.892971][  T879] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  106.893333][  T879] CR2: 00000000004e59f0 CR3: 00000000104f0001 CR4: 0000000000772ef0
[  106.893750][  T879] PKRU: 55555554
[  106.893955][  T879] Call Trace:
[  106.894179][  T879]  <TASK>
[ 106.894319][ T879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.894604][ T879] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 106.894877][ T879] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 106.895286][ T879] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 106.895566][ T879] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 106.895840][ T879] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 106.896251][ T879] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 106.896531][ T879] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 106.896883][ T879] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 106.897267][ T879] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 106.897541][ T879] ? __kernel_text_address (kernel/extable.c:79) 
[ 106.897820][ T879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.898114][ T879] ? __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) 
[ 106.898400][ T879] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 106.898738][ T879] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 106.899019][ T879] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 106.899291][ T879] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 106.899565][ T879] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 106.899843][ T879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.900126][ T879] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 106.900409][ T879] ? __create_object (mm/kmemleak.c:771) 
[ 106.900692][ T879] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 106.900968][ T879] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 106.901254][ T879] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 106.901597][ T879] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 106.901885][ T879] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 106.902183][ T879] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 106.902463][ T879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.902743][ T879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.903024][ T879] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 106.903302][ T879] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 106.903576][ T879] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 106.903850][ T879] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 106.904138][ T879] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 106.904422][ T879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.904701][ T879] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 106.904977][ T879] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 106.905264][ T879] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 106.905555][ T879] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 106.905826][ T879] ? 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) 
[ 106.906134][ T879] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 106.906420][ T879] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 106.906697][ T879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.906979][ T879] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 106.907275][ T879] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 106.907550][ T879] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 106.907831][ T879] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 106.908117][ T879] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 106.908391][ T879] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 106.908742][ T879] ___sys_sendmsg (net/socket.c:2670) 
[ 106.909022][ T879] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 106.909302][ T879] ? __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) 
[ 106.909647][ T879] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 106.909924][ T879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.910219][ T879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.910506][ T879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.910781][ T879] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 106.911063][ T879] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 106.911350][ T879] __sys_sendmsg (net/socket.c:2700) 
[ 106.911622][ T879] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 106.911964][ T879] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 106.912259][ T879] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 106.912535][ T879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 106.912811][ T879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  106.913156][  T879] RIP: 0033:0x7f53d8fab1e7
[ 106.913445][ T879] 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)
[  106.914439][  T879] RSP: 002b:00007fff3f0b68a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  106.914860][  T879] RAX: ffffffffffffffda RBX: 00007fff3f0b6fe0 RCX: 00007f53d8fab1e7
[  106.915278][  T879] RDX: 0000000000000000 RSI: 00007fff3f0b6910 RDI: 0000000000000005
[  106.915687][  T879] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  106.916103][  T879] R10: 00007f53d8ea8498 R11: 0000000000000246 R12: 0000000000000003
[  106.916513][  T879] R13: 00000000686e547f R14: 0000000000499600 R15: 0000000000000000
| [  107.047629][  T881] ------------[ cut here ]------------
| [ 107.047947][ T881] WARNING: CPU: 0 PID: 881 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) 
| [  107.049349][  T881] Modules linked in:
| [  107.050133][  T881] Tainted: [W]=WARN
[  107.050350][  T881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 107.050699][ T881] 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) 
[ 107.050995][ T881] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  107.051972][  T881] RSP: 0018:ffffc900020d7140 EFLAGS: 00010246
[  107.052327][  T881] RAX: 0000000000000000 RBX: ffff88800983c000 RCX: 0000000000000001
[  107.052741][  T881] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  107.053164][  T881] RBP: ffffc900020d7228 R08: ffff8880092c3800 R09: 0000000000000000
[  107.053580][  T881] R10: ffffc900020d75c8 R11: ffffffff89473028 R12: 1ffff9200041ae2c
[  107.054000][  T881] R13: 0000000000000514 R14: ffffc900020d7880 R15: ffff8880106aa6e0
[  107.054411][  T881] FS:  00007fd681a3e800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[  107.054888][  T881] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  107.055247][  T881] CR2: 00000000004e5a00 CR3: 000000001191c003 CR4: 0000000000772ef0
[  107.055661][  T881] PKRU: 55555554
[  107.055867][  T881] Call Trace:
[  107.056077][  T881]  <TASK>
[ 107.056217][ T881] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 107.056495][ T881] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 107.056766][ T881] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 107.057052][ T881] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 107.057328][ T881] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 107.057604][ T881] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 107.057881][ T881] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 107.058165][ T881] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 107.058514][ T881] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 107.058787][ T881] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 107.059068][ T881] ? __kernel_text_address (kernel/extable.c:79) 
[ 107.059343][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 107.059620][ T881] ? __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) 
[ 107.059894][ T881] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 107.060240][ T881] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 107.060527][ T881] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 107.060800][ T881] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 107.061083][ T881] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 107.061360][ T881] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 107.061636][ T881] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 107.061905][ T881] ? __create_object (mm/kmemleak.c:771) 
[ 107.062190][ T881] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 107.062466][ T881] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 107.062741][ T881] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 107.063091][ T881] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 107.063375][ T881] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 107.063654][ T881] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 107.063930][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 107.064216][ T881] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 107.064491][ T881] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 107.064763][ T881] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 107.065054][ T881] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 107.065332][ T881] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 107.065607][ T881] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 107.065887][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 107.066174][ T881] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 107.066451][ T881] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 107.066726][ T881] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 107.067019][ T881] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 107.067297][ T881] ? 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) 
[ 107.067572][ T881] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 107.067847][ T881] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 107.068130][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 107.068410][ T881] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 107.068688][ T881] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 107.068962][ T881] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 107.069253][ T881] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 107.069532][ T881] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 107.069803][ T881] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 107.070177][ T881] ___sys_sendmsg (net/socket.c:2670) 
[ 107.070468][ T881] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 107.070739][ T881] ? __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) 
[ 107.071088][ T881] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 107.071370][ T881] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 107.071650][ T881] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 107.071935][ T881] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 107.072219][ T881] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 107.072496][ T881] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 107.072781][ T881] __sys_sendmsg (net/socket.c:2700) 
[ 107.073064][ T881] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 107.073404][ T881] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 107.073692][ T881] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 107.073969][ T881] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 107.074256][ T881] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  107.074597][  T881] RIP: 0033:0x7fd681c0b1e7
[ 107.074882][ T881] 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)
[  107.075871][  T881] RSP: 002b:00007ffd70ab7208 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  107.076293][  T881] RAX: ffffffffffffffda RBX: 00007ffd70ab7940 RCX: 00007fd681c0b1e7
[  107.076701][  T881] RDX: 0000000000000000 RSI: 00007ffd70ab7270 RDI: 0000000000000005
[  107.077120][  T881] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  107.077535][  T881] R10: 00007fd681b08498 R11: 0000000000000246 R12: 0000000000000003
[  107.077944][  T881] R13: 00000000686e547f R14: 0000000000499600 R15: 0000000000000000
| [  124.584214][ T1012] ------------[ cut here ]------------
| [ 124.584531][ T1012] WARNING: CPU: 3 PID: 1012 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) 
| [  124.585405][ T1012] Modules linked in:
| [  124.586237][ T1012] Tainted: [W]=WARN
[  124.586460][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 124.586828][ T1012] 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) 
[ 124.587139][ T1012] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  124.588282][ T1012] RSP: 0018:ffffc90002706ef0 EFLAGS: 00010246
[  124.588657][ T1012] RAX: 0000000000000000 RBX: ffff8880027aa000 RCX: 0000000000000001
[  124.589109][ T1012] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  124.589549][ T1012] RBP: ffffc90002706fd8 R08: 0000000000000000 R09: 0000000000000000
[  124.589994][ T1012] R10: ffffc90002707008 R11: ffffffff88b8d1e0 R12: 1ffff920004e0de2
[  124.590443][ T1012] R13: 00000000000005dc R14: ffffc90002707008 R15: ffff8880027aaf48
[  124.590908][ T1012] FS:  00007f84f0338800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[  124.591431][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.591805][ T1012] CR2: 00000000004e59f0 CR3: 000000000d81e006 CR4: 0000000000772ef0
[  124.592258][ T1012] PKRU: 55555554
[  124.592480][ T1012] Call Trace:
[  124.592704][ T1012]  <TASK>
[ 124.592857][ T1012] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 124.593157][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.593468][ T1012] netif_set_mtu (net/core/dev.c:9652) 
[ 124.593794][ T1012] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 124.594111][ T1012] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 124.594338][ T1012] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 124.594640][ T1012] br_add_if (net/bridge/br_if.c:697) 
[ 124.594899][ T1012] do_set_master (net/core/rtnetlink.c:2948) 
[ 124.595203][ T1012] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 124.595502][ T1012] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 124.595802][ T1012] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 124.596181][ T1012] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 124.596474][ T1012] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 124.596765][ T1012] ? __kernel_text_address (kernel/extable.c:79) 
[ 124.597072][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.597368][ T1012] ? __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) 
[ 124.597666][ T1012] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 124.598064][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 124.598362][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 124.598654][ T1012] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 124.598950][ T1012] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 124.599257][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.599557][ T1012] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 124.599853][ T1012] ? __create_object (mm/kmemleak.c:771) 
[ 124.600156][ T1012] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 124.600462][ T1012] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 124.600766][ T1012] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 124.601138][ T1012] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 124.601461][ T1012] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 124.601758][ T1012] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 124.602061][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.602361][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.602654][ T1012] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 124.602943][ T1012] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 124.603252][ T1012] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 124.603545][ T1012] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 124.603839][ T1012] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 124.604144][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.604441][ T1012] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 124.604734][ T1012] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 124.605036][ T1012] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 124.605344][ T1012] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 124.605635][ T1012] ? 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) 
[ 124.605930][ T1012] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 124.606232][ T1012] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 124.606524][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.606820][ T1012] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 124.607125][ T1012] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 124.607422][ T1012] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 124.607722][ T1012] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 124.608024][ T1012] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 124.608317][ T1012] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 124.608691][ T1012] ___sys_sendmsg (net/socket.c:2670) 
[ 124.608989][ T1012] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 124.609282][ T1012] ? __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) 
[ 124.609649][ T1012] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 124.609945][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.610249][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.610558][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.610850][ T1012] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 124.611170][ T1012] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 124.611470][ T1012] __sys_sendmsg (net/socket.c:2700) 
[ 124.611759][ T1012] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 124.612132][ T1012] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 124.612438][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 124.612733][ T1012] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 124.613037][ T1012] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  124.613401][ T1012] RIP: 0033:0x7f84f05051e7
[ 124.613701][ T1012] 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)
[  124.614755][ T1012] RSP: 002b:00007ffe287082f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  124.615202][ T1012] RAX: ffffffffffffffda RBX: 00007ffe28708a30 RCX: 00007f84f05051e7
[  124.615641][ T1012] RDX: 0000000000000000 RSI: 00007ffe28708360 RDI: 0000000000000005
[  124.616091][ T1012] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  124.616531][ T1012] R10: 000000001ab05910 R11: 0000000000000246 R12: 0000000000000004
[  124.616969][ T1012] R13: 00000000686e5490 R14: 0000000000499600 R15: 0000000000000000
| [  124.748634][ T1013] ------------[ cut here ]------------
| [ 124.748934][ T1013] WARNING: CPU: 0 PID: 1013 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) 
| [  124.749541][ T1013] Modules linked in:
| [  124.750390][ T1013] Tainted: [W]=WARN
[  124.750620][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 124.750995][ T1013] 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) 
[ 124.751300][ T1013] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  124.752353][ T1013] RSP: 0018:ffffc90002716ef0 EFLAGS: 00010246
[  124.752731][ T1013] RAX: 0000000000000000 RBX: ffff8880027aa000 RCX: 0000000000000001
[  124.753187][ T1013] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  124.753628][ T1013] RBP: ffffc90002716fd8 R08: 0000000000000000 R09: 0000000000000000
[  124.754160][ T1013] R10: ffffc90002717008 R11: ffffffff894ceab8 R12: 1ffff920004e2de2
[  124.754604][ T1013] R13: 00000000000005dc R14: ffffc90002717008 R15: ffff8880027aaf48
[  124.755051][ T1013] FS:  00007fe9c2aaf800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[  124.755565][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.755933][ T1013] CR2: 00000000004e59f8 CR3: 0000000008ca6002 CR4: 0000000000772ef0
[  124.756382][ T1013] PKRU: 55555554
[  124.756607][ T1013] Call Trace:
[  124.756826][ T1013]  <TASK>
[ 124.756978][ T1013] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 124.757311][ T1013] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 124.757609][ T1013] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 124.757975][ T1013] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 124.758282][ T1013] netif_set_mtu (net/core/dev.c:9652) 
[ 124.758575][ T1013] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 124.758882][ T1013] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 124.759267][ T1013] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 124.759492][ T1013] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 124.759789][ T1013] br_add_if (net/bridge/br_if.c:697) 
[ 124.760028][ T1013] do_set_master (net/core/rtnetlink.c:2948) 
[ 124.760321][ T1013] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 124.760635][ T1013] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 124.760937][ T1013] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 124.761326][ T1013] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 124.761620][ T1013] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 124.761909][ T1013] ? __kernel_text_address (kernel/extable.c:79) 
[ 124.762212][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.762510][ T1013] ? __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) 
[ 124.762805][ T1013] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 124.763178][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 124.763476][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 124.763766][ T1013] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 124.764067][ T1013] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 124.764366][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.764661][ T1013] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 124.764951][ T1013] ? __create_object (mm/kmemleak.c:771) 
[ 124.765262][ T1013] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 124.765564][ T1013] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 124.765859][ T1013] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 124.766226][ T1013] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 124.766532][ T1013] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 124.766830][ T1013] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 124.767131][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.767430][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.767730][ T1013] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 124.768028][ T1013] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 124.768323][ T1013] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 124.768615][ T1013] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 124.768909][ T1013] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 124.769222][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.769523][ T1013] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 124.769816][ T1013] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 124.770121][ T1013] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 124.770438][ T1013] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 124.770731][ T1013] ? 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) 
[ 124.771033][ T1013] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 124.771330][ T1013] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 124.771622][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.771919][ T1013] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 124.772227][ T1013] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 124.772522][ T1013] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 124.772822][ T1013] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 124.773135][ T1013] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 124.773425][ T1013] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 124.773803][ T1013] ___sys_sendmsg (net/socket.c:2670) 
[ 124.774100][ T1013] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 124.774394][ T1013] ? __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) 
[ 124.774761][ T1013] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 124.775066][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.775360][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 124.775659][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 124.775951][ T1013] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 124.776252][ T1013] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 124.776554][ T1013] __sys_sendmsg (net/socket.c:2700) 
[ 124.776846][ T1013] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 124.777228][ T1013] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 124.777535][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 124.777829][ T1013] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 124.778132][ T1013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  124.778494][ T1013] RIP: 0033:0x7fe9c2c7c1e7
[ 124.778801][ T1013] 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)
[  124.779851][ T1013] RSP: 002b:00007ffcdd4aeea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  124.780307][ T1013] RAX: ffffffffffffffda RBX: 00007ffcdd4af5e0 RCX: 00007fe9c2c7c1e7
[  124.780752][ T1013] RDX: 0000000000000000 RSI: 00007ffcdd4aef10 RDI: 0000000000000005
[  124.781205][ T1013] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  124.781643][ T1013] R10: 00000000080dd910 R11: 0000000000000246 R12: 0000000000000004
[  124.782087][ T1013] R13: 00000000686e5490 R14: 0000000000499600 R15: 0000000000000000
| [  135.600696][ T1075] ------------[ cut here ]------------
| [ 135.601029][ T1075] WARNING: CPU: 3 PID: 1075 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) 
| [  135.601577][ T1075] Modules linked in:
| [  135.602578][ T1075] Tainted: [W]=WARN
[  135.602793][ T1075] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 135.603146][ T1075] 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) 
[ 135.603431][ T1075] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  135.604420][ T1075] RSP: 0018:ffffc900027f7140 EFLAGS: 00010246
[  135.604770][ T1075] RAX: 0000000000000000 RBX: ffff888010c49000 RCX: 0000000000000001
[  135.605188][ T1075] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  135.605600][ T1075] RBP: ffffc900027f7228 R08: ffff88800b1e2000 R09: 0000000000000000
[  135.606015][ T1075] R10: ffffc900027f75c8 R11: ffffffff89473028 R12: 1ffff920004fee2c
[  135.606425][ T1075] R13: 0000000000000514 R14: ffffc900027f7880 R15: ffff8880104dc760
[  135.606840][ T1075] FS:  00007feda36fc800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[  135.607332][ T1075] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  135.607676][ T1075] CR2: 00000000004e59f0 CR3: 000000000ab72001 CR4: 0000000000772ef0
[  135.608097][ T1075] PKRU: 55555554
[  135.608302][ T1075] Call Trace:
[  135.608507][ T1075]  <TASK>
[ 135.608646][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.608930][ T1075] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 135.609209][ T1075] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.609488][ T1075] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 135.609763][ T1075] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 135.610045][ T1075] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 135.610335][ T1075] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 135.610616][ T1075] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 135.610963][ T1075] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 135.611248][ T1075] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 135.611523][ T1075] ? __kernel_text_address (kernel/extable.c:79) 
[ 135.611801][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.612084][ T1075] ? __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) 
[ 135.612360][ T1075] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 135.612698][ T1075] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.612975][ T1075] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.613265][ T1075] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 135.613538][ T1075] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 135.613814][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.614095][ T1075] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 135.614365][ T1075] ? __create_object (mm/kmemleak.c:771) 
[ 135.614646][ T1075] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 135.614922][ T1075] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 135.615205][ T1075] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 135.615547][ T1075] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 135.615828][ T1075] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 135.616114][ T1075] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.616393][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.616678][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.616955][ T1075] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 135.617237][ T1075] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.617515][ T1075] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.617792][ T1075] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 135.618080][ T1075] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.618358][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.618640][ T1075] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 135.618915][ T1075] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.619196][ T1075] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 135.619481][ T1075] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 135.619754][ T1075] ? 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) 
[ 135.620041][ T1075] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 135.620332][ T1075] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 135.620615][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.620895][ T1075] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 135.621177][ T1075] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 135.621453][ T1075] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 135.621733][ T1075] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 135.622021][ T1075] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 135.622292][ T1075] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 135.622645][ T1075] ___sys_sendmsg (net/socket.c:2670) 
[ 135.622915][ T1075] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 135.623192][ T1075] ? __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) 
[ 135.623533][ T1075] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 135.623811][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.624114][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.624393][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.624665][ T1075] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 135.624936][ T1075] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.625223][ T1075] __sys_sendmsg (net/socket.c:2700) 
[ 135.625494][ T1075] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 135.625830][ T1075] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 135.626127][ T1075] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.626404][ T1075] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 135.626678][ T1075] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  135.627020][ T1075] RIP: 0033:0x7feda38c91e7
[ 135.627304][ T1075] 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)
[  135.628295][ T1075] RSP: 002b:00007ffc93853448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  135.628711][ T1075] RAX: ffffffffffffffda RBX: 00007ffc93853b80 RCX: 00007feda38c91e7
[  135.629125][ T1075] RDX: 0000000000000000 RSI: 00007ffc938534b0 RDI: 0000000000000005
[  135.629534][ T1075] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  135.629947][ T1075] R10: 00007feda37c6498 R11: 0000000000000246 R12: 0000000000000003
[  135.630415][ T1075] R13: 00000000686e549b R14: 0000000000499600 R15: 0000000000000000
| [  135.765171][ T1077] ------------[ cut here ]------------
| [ 135.765492][ T1077] WARNING: CPU: 0 PID: 1077 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) 
| [  135.766058][ T1077] Modules linked in:
| [  135.766832][ T1077] Tainted: [W]=WARN
[  135.767051][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 135.767402][ T1077] 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) 
[ 135.767685][ T1077] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  135.769301][ T1077] RSP: 0018:ffffc90002887140 EFLAGS: 00010246
[  135.769650][ T1077] RAX: 0000000000000000 RBX: ffff888010c4c000 RCX: 0000000000000001
[  135.770073][ T1077] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  135.770490][ T1077] RBP: ffffc90002887228 R08: ffff88800957e800 R09: 0000000000000000
[  135.770897][ T1077] R10: ffffc900028875c8 R11: ffffffff89473028 R12: 1ffff92000510e2c
[  135.771314][ T1077] R13: 0000000000000514 R14: ffffc90002887880 R15: ffff8880104ddc60
[  135.771725][ T1077] FS:  00007f65f3fc8800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[  135.772213][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  135.772558][ T1077] CR2: 00000000004e5a00 CR3: 000000000c899001 CR4: 0000000000772ef0
[  135.772967][ T1077] PKRU: 55555554
[  135.773180][ T1077] Call Trace:
[  135.773389][ T1077]  <TASK>
[ 135.773527][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.773807][ T1077] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 135.774101][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.774379][ T1077] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 135.774654][ T1077] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 135.774928][ T1077] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 135.775212][ T1077] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 135.775495][ T1077] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 135.775839][ T1077] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 135.776122][ T1077] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 135.776394][ T1077] ? __kernel_text_address (kernel/extable.c:79) 
[ 135.776668][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.776945][ T1077] ? __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) 
[ 135.777232][ T1077] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 135.777570][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.777846][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.778126][ T1077] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 135.778398][ T1077] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 135.778674][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.778948][ T1077] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 135.779225][ T1077] ? __create_object (mm/kmemleak.c:771) 
[ 135.779512][ T1077] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 135.779787][ T1077] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 135.780070][ T1077] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 135.780420][ T1077] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 135.780700][ T1077] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 135.780989][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.781261][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.781542][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.781819][ T1077] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 135.782099][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.782375][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.782648][ T1077] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 135.782923][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.783206][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.783485][ T1077] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 135.783764][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.784046][ T1077] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 135.784333][ T1077] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 135.784604][ T1077] ? 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) 
[ 135.784879][ T1077] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 135.785161][ T1077] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 135.785432][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.785713][ T1077] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 135.785996][ T1077] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 135.786268][ T1077] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 135.786549][ T1077] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 135.786825][ T1077] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 135.787104][ T1077] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 135.787454][ T1077] ___sys_sendmsg (net/socket.c:2670) 
[ 135.787728][ T1077] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 135.788009][ T1077] ? __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) 
[ 135.788355][ T1077] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 135.788633][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.788908][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.789196][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.789471][ T1077] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 135.789747][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.790037][ T1077] __sys_sendmsg (net/socket.c:2700) 
[ 135.790314][ T1077] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 135.790656][ T1077] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 135.790940][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.791221][ T1077] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 135.791498][ T1077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  135.791838][ T1077] RIP: 0033:0x7f65f41951e7
[ 135.792130][ T1077] 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)
[  135.793112][ T1077] RSP: 002b:00007ffd962a1e78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  135.793525][ T1077] RAX: ffffffffffffffda RBX: 00007ffd962a25b0 RCX: 00007f65f41951e7
[  135.793935][ T1077] RDX: 0000000000000000 RSI: 00007ffd962a1ee0 RDI: 0000000000000005
[  135.794351][ T1077] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  135.794761][ T1077] R10: 00007f65f4092498 R11: 0000000000000246 R12: 0000000000000003
[  135.795177][ T1077] R13: 00000000686e549c R14: 0000000000499600 R15: 0000000000000000
| [  136.579287][ T1087] ------------[ cut here ]------------
| [ 136.579636][ T1087] WARNING: CPU: 1 PID: 1087 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) 
| [  136.580967][ T1087] Modules linked in:
| [  136.581751][ T1087] Tainted: [W]=WARN
[  136.581958][ T1087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 136.582315][ T1087] 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) 
[ 136.582624][ T1087] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  136.583605][ T1087] RSP: 0018:ffffc900028a7140 EFLAGS: 00010246
[  136.583956][ T1087] RAX: 0000000000000000 RBX: ffff888010c49000 RCX: 0000000000000001
[  136.584372][ T1087] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  136.584780][ T1087] RBP: ffffc900028a7228 R08: ffff8880098e5000 R09: 0000000000000000
[  136.585194][ T1087] R10: ffffc900028a75c8 R11: ffffffff89473028 R12: 1ffff92000514e2c
[  136.585603][ T1087] R13: 00000000000005dc R14: ffffc900028a7880 R15: ffff888006037be0
[  136.586026][ T1087] FS:  00007efc5480f800(0000) GS:ffff8880e2819000(0000) knlGS:0000000000000000
[  136.586509][ T1087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  136.586852][ T1087] CR2: 00000000004e59f0 CR3: 000000000ffe6004 CR4: 0000000000772ef0
[  136.587282][ T1087] PKRU: 55555554
[  136.587488][ T1087] Call Trace:
[  136.587696][ T1087]  <TASK>
[ 136.587834][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.588122][ T1087] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 136.588394][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.588668][ T1087] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 136.588944][ T1087] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 136.589226][ T1087] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 136.589509][ T1087] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 136.589789][ T1087] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 136.590141][ T1087] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 136.590425][ T1087] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 136.590697][ T1087] ? __kernel_text_address (kernel/extable.c:79) 
[ 136.590972][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.591257][ T1087] ? __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) 
[ 136.591537][ T1087] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 136.591876][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.592163][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.592436][ T1087] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 136.592711][ T1087] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 136.592997][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.593272][ T1087] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 136.593543][ T1087] ? __create_object (mm/kmemleak.c:771) 
[ 136.593823][ T1087] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 136.594106][ T1087] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 136.594382][ T1087] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 136.594723][ T1087] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 136.595014][ T1087] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 136.595296][ T1087] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 136.595570][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.595853][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.596137][ T1087] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 136.596409][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.596681][ T1087] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 136.596952][ T1087] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 136.597234][ T1087] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 136.597511][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.597788][ T1087] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 136.598074][ T1087] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 136.598348][ T1087] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 136.598633][ T1087] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 136.598904][ T1087] ? 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) 
[ 136.599186][ T1087] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 136.599462][ T1087] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 136.599732][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.600023][ T1087] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 136.600310][ T1087] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 136.600586][ T1087] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 136.600867][ T1087] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 136.601152][ T1087] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 136.601425][ T1087] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 136.601781][ T1087] ___sys_sendmsg (net/socket.c:2670) 
[ 136.602058][ T1087] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 136.602342][ T1087] ? __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) 
[ 136.602684][ T1087] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 136.602963][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.603252][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.603542][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.603808][ T1087] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 136.604087][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.604362][ T1087] __sys_sendmsg (net/socket.c:2700) 
[ 136.604628][ T1087] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 136.604997][ T1087] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 136.605283][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.605560][ T1087] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 136.605837][ T1087] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  136.606190][ T1087] RIP: 0033:0x7efc549dc1e7
[ 136.606476][ T1087] 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)
[  136.607459][ T1087] RSP: 002b:00007ffe751c05e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  136.607873][ T1087] RAX: ffffffffffffffda RBX: 00007ffe751c0d20 RCX: 00007efc549dc1e7
[  136.608296][ T1087] RDX: 0000000000000000 RSI: 00007ffe751c0650 RDI: 0000000000000005
[  136.608707][ T1087] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  136.609123][ T1087] R10: 00007efc548d9498 R11: 0000000000000246 R12: 0000000000000003
[  136.609531][ T1087] R13: 00000000686e549c R14: 0000000000499600 R15: 0000000000000000
| [  136.734611][ T1089] ------------[ cut here ]------------
| [ 136.734932][ T1089] WARNING: CPU: 0 PID: 1089 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) 
| [  136.735486][ T1089] Modules linked in:
| [  136.736264][ T1089] Tainted: [W]=WARN
[  136.736482][ T1089] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 136.736827][ T1089] 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) 
[ 136.737424][ T1089] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  136.738408][ T1089] RSP: 0018:ffffc900028b7140 EFLAGS: 00010246
[  136.738752][ T1089] RAX: 0000000000000000 RBX: ffff888010c4c000 RCX: 0000000000000001
[  136.739175][ T1089] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  136.739585][ T1089] RBP: ffffc900028b7228 R08: ffff88800db95000 R09: 0000000000000000
[  136.739998][ T1089] R10: ffffc900028b75c8 R11: ffffffff89473028 R12: 1ffff92000516e2c
[  136.740414][ T1089] R13: 00000000000005dc R14: ffffc900028b7880 R15: ffff88800e0a5560
[  136.740820][ T1089] FS:  00007f88a88dd800(0000) GS:ffff8880e2799000(0000) knlGS:0000000000000000
[  136.741308][ T1089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  136.741652][ T1089] CR2: 00000000004e5a00 CR3: 000000001042c001 CR4: 0000000000772ef0
[  136.742071][ T1089] PKRU: 55555554
[  136.742275][ T1089] Call Trace:
[  136.742479][ T1089]  <TASK>
[ 136.742617][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.742901][ T1089] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 136.743179][ T1089] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.743455][ T1089] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 136.743730][ T1089] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 136.744010][ T1089] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 136.744289][ T1089] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 136.744568][ T1089] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 136.744917][ T1089] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 136.745197][ T1089] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 136.745469][ T1089] ? __kernel_text_address (kernel/extable.c:79) 
[ 136.745745][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.746030][ T1089] ? __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) 
[ 136.746305][ T1089] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 136.746641][ T1089] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.746920][ T1089] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.747199][ T1089] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 136.747472][ T1089] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 136.747750][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.748031][ T1089] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 136.748301][ T1089] ? __create_object (mm/kmemleak.c:771) 
[ 136.748577][ T1089] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 136.748851][ T1089] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 136.749136][ T1089] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 136.749474][ T1089] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 136.749753][ T1089] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 136.750040][ T1089] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 136.750318][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.750597][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.750871][ T1089] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 136.751153][ T1089] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.751428][ T1089] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 136.751700][ T1089] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 136.751974][ T1089] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 136.752259][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.752536][ T1089] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 136.752812][ T1089] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 136.753112][ T1089] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 136.753400][ T1089] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 136.753671][ T1089] ? 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) 
[ 136.753945][ T1089] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 136.754227][ T1089] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 136.754499][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.754776][ T1089] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 136.755059][ T1089] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 136.755338][ T1089] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 136.755619][ T1089] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 136.755895][ T1089] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 136.756174][ T1089] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 136.756528][ T1089] ___sys_sendmsg (net/socket.c:2670) 
[ 136.756802][ T1089] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 136.757080][ T1089] ? __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) 
[ 136.757426][ T1089] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 136.757705][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.757980][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.758266][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.758539][ T1089] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 136.758809][ T1089] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.759100][ T1089] __sys_sendmsg (net/socket.c:2700) 
[ 136.759373][ T1089] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 136.759712][ T1089] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 136.760005][ T1089] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.760280][ T1089] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 136.760564][ T1089] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  136.760901][ T1089] RIP: 0033:0x7f88a8aaa1e7
[ 136.761189][ T1089] 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)
[  136.762176][ T1089] RSP: 002b:00007fff4059a9d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  136.762588][ T1089] RAX: ffffffffffffffda RBX: 00007fff4059b110 RCX: 00007f88a8aaa1e7
[  136.763005][ T1089] RDX: 0000000000000000 RSI: 00007fff4059aa40 RDI: 0000000000000005
[  136.763418][ T1089] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  136.763825][ T1089] R10: 00007f88a89a7498 R11: 0000000000000246 R12: 0000000000000003
[  136.764239][ T1089] R13: 00000000686e549c R14: 0000000000499600 R15: 0000000000000000
| [  138.772492][ T1121] ------------[ cut here ]------------
| [ 138.772815][ T1121] WARNING: CPU: 3 PID: 1121 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) 
| [  138.773377][ T1121] Modules linked in:
| [  138.774157][ T1121] Tainted: [W]=WARN
[  138.774368][ T1121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.774718][ T1121] 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) 
[ 138.775013][ T1121] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  138.776024][ T1121] RSP: 0018:ffffc90002987140 EFLAGS: 00010246
[  138.776381][ T1121] RAX: 0000000000000000 RBX: ffff888010c49000 RCX: 0000000000000001
[  138.776791][ T1121] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  138.777852][ T1121] RBP: ffffc90002987228 R08: ffff88800a8a3800 R09: 0000000000000000
[  138.778271][ T1121] R10: ffffc900029875c8 R11: ffffffff89473028 R12: 1ffff92000530e2c
[  138.778680][ T1121] R13: 0000000000000514 R14: ffffc90002987880 R15: ffff888008c68ae0
[  138.779094][ T1121] FS:  00007f7066c82800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[  138.779573][ T1121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  138.779915][ T1121] CR2: 00000000004e59f0 CR3: 0000000011024006 CR4: 0000000000772ef0
[  138.780350][ T1121] PKRU: 55555554
[  138.780560][ T1121] Call Trace:
[  138.780764][ T1121]  <TASK>
[ 138.780903][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.781193][ T1121] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 138.781470][ T1121] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 138.781746][ T1121] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 138.782031][ T1121] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 138.782307][ T1121] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 138.782584][ T1121] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 138.782862][ T1121] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 138.783216][ T1121] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 138.783497][ T1121] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 138.783766][ T1121] ? __kernel_text_address (kernel/extable.c:79) 
[ 138.784060][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.784339][ T1121] ? __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) 
[ 138.784615][ T1121] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 138.784955][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 138.785240][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 138.785517][ T1121] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 138.785790][ T1121] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 138.786074][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.786349][ T1121] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 138.786620][ T1121] ? __create_object (mm/kmemleak.c:771) 
[ 138.786895][ T1121] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 138.787176][ T1121] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 138.787457][ T1121] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 138.787798][ T1121] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 138.788094][ T1121] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 138.788377][ T1121] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 138.788651][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.788930][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.789215][ T1121] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 138.789487][ T1121] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 138.789770][ T1121] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 138.790051][ T1121] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 138.790333][ T1121] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 138.790617][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.790895][ T1121] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 138.791180][ T1121] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 138.791456][ T1121] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 138.791744][ T1121] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 138.792033][ T1121] ? 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) 
[ 138.792309][ T1121] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 138.792585][ T1121] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 138.792857][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.793149][ T1121] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 138.793428][ T1121] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 138.793707][ T1121] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 138.794015][ T1121] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 138.794294][ T1121] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 138.794566][ T1121] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 138.794918][ T1121] ___sys_sendmsg (net/socket.c:2670) 
[ 138.795197][ T1121] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 138.795468][ T1121] ? __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) 
[ 138.795815][ T1121] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 138.796109][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.796397][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.796676][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.796952][ T1121] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 138.797234][ T1121] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 138.797514][ T1121] __sys_sendmsg (net/socket.c:2700) 
[ 138.797786][ T1121] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 138.798138][ T1121] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 138.798425][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 138.798700][ T1121] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 138.798977][ T1121] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  138.799326][ T1121] RIP: 0033:0x7f7066e4f1e7
[ 138.799608][ T1121] 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)
[  138.800610][ T1121] RSP: 002b:00007ffd4c9c7cc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  138.801031][ T1121] RAX: ffffffffffffffda RBX: 00007ffd4c9c8400 RCX: 00007f7066e4f1e7
[  138.801439][ T1121] RDX: 0000000000000000 RSI: 00007ffd4c9c7d30 RDI: 0000000000000005
[  138.801853][ T1121] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  138.802269][ T1121] R10: 00007f7066d4c498 R11: 0000000000000246 R12: 0000000000000003
[  138.802681][ T1121] R13: 00000000686e549f R14: 0000000000499600 R15: 0000000000000000
| [  138.935446][ T1123] ------------[ cut here ]------------
| [ 138.935830][ T1123] WARNING: CPU: 3 PID: 1123 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) 
| [  138.936384][ T1123] Modules linked in:
| [  138.937169][ T1123] Tainted: [W]=WARN
[  138.937377][ T1123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.937718][ T1123] 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) 
[ 138.938009][ T1123] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  138.939001][ T1123] RSP: 0018:ffffc900029f7140 EFLAGS: 00010246
[  138.939356][ T1123] RAX: 0000000000000000 RBX: ffff888010c4c000 RCX: 0000000000000001
[  138.939764][ T1123] RDX: 0000000000000000 RSI: ffffffff88110759 RDI: ffffffff87858280
[  138.940185][ T1123] RBP: ffffc900029f7228 R08: ffff8880027eb800 R09: 0000000000000000
[  138.940613][ T1123] R10: ffffc900029f75c8 R11: ffffffff89473028 R12: 1ffff9200053ee2c
[  138.941030][ T1123] R13: 0000000000000514 R14: ffffc900029f7880 R15: ffff888008c698e0
[  138.941440][ T1123] FS:  00007f5331715800(0000) GS:ffff8880e2919000(0000) knlGS:0000000000000000
[  138.941924][ T1123] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  138.942282][ T1123] CR2: 00000000004e5a00 CR3: 00000000116b1002 CR4: 0000000000772ef0
[  138.942694][ T1123] PKRU: 55555554
[  138.942898][ T1123] Call Trace:
[  138.943110][ T1123]  <TASK>
[ 138.943249][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.943531][ T1123] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 138.943801][ T1123] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 138.944088][ T1123] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 138.944364][ T1123] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 138.944637][ T1123] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 138.944915][ T1123] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 138.945201][ T1123] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 138.945547][ T1123] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 138.945823][ T1123] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 138.946103][ T1123] ? __kernel_text_address (kernel/extable.c:79) 
[ 138.946380][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.946655][ T1123] ? __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) 
[ 138.946929][ T1123] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 138.947274][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 138.947550][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 138.947825][ T1123] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 138.948110][ T1123] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 138.948390][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.948663][ T1123] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 138.948934][ T1123] ? __create_object (mm/kmemleak.c:771) 
[ 138.949216][ T1123] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 138.949491][ T1123] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 138.949770][ T1123] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 138.950121][ T1123] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 138.950411][ T1123] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 138.950693][ T1123] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 138.950967][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.951256][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.951531][ T1123] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 138.951803][ T1123] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 138.952086][ T1123] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 138.952362][ T1123] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 138.952638][ T1123] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 138.952917][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.953203][ T1123] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 138.953480][ T1123] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 138.953755][ T1123] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 138.954047][ T1123] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 138.954324][ T1123] ? 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) 
[ 138.954601][ T1123] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 138.954878][ T1123] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 138.955158][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.955439][ T1123] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 138.955716][ T1123] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 138.955999][ T1123] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 138.956286][ T1123] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 138.956565][ T1123] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 138.956836][ T1123] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 138.957213][ T1123] ___sys_sendmsg (net/socket.c:2670) 
[ 138.957486][ T1123] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 138.957758][ T1123] ? __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) 
[ 138.958109][ T1123] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 138.958395][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.958676][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 138.958955][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 138.959237][ T1123] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 138.959512][ T1123] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 138.959795][ T1123] __sys_sendmsg (net/socket.c:2700) 
[ 138.960074][ T1123] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 138.960426][ T1123] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 138.960713][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 138.961000][ T1123] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 138.961278][ T1123] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  138.961619][ T1123] RIP: 0033:0x7f53318e21e7
[ 138.961900][ T1123] 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)
[  138.962887][ T1123] RSP: 002b:00007ffc62650178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  138.963309][ T1123] RAX: ffffffffffffffda RBX: 00007ffc626508b0 RCX: 00007f53318e21e7
[  138.963721][ T1123] RDX: 0000000000000000 RSI: 00007ffc626501e0 RDI: 0000000000000005
[  138.964137][ T1123] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  138.964549][ T1123] R10: 00007f53317df498 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if