======================================
| xx__-> [   14.827240][  T250] ip (250) used greatest stack depth: 24800 bytes left
| [   18.521908][  T309] ------------[ cut here ]------------
| [ 18.522420][ T309] WARNING: CPU: 0 PID: 309 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) 
| [   18.523047][  T309] Modules linked in: vrf veth
[   18.524219][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.524584][ T309] 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) 
[ 18.524912][ T309] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   18.526032][  T309] RSP: 0018:ffffc90000957140 EFLAGS: 00010246
[   18.526417][  T309] RAX: 0000000000000000 RBX: ffff88800f6f9000 RCX: 0000000000000001
[   18.526872][  T309] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   18.527353][  T309] RBP: ffffc90000957230 R08: ffff888010572000 R09: 0000000000000000
[   18.527823][  T309] R10: ffffc900009575c8 R11: ffffffffa5050668 R12: 1ffff9200012ae2c
[   18.528280][  T309] R13: 0000000000002710 R14: ffffc90000957880 R15: ffff888012465fe0
[   18.528733][  T309] FS:  00007f8e83c2b800(0000) GS:ffff88808feb7000(0000) knlGS:0000000000000000
[   18.529247][  T309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.529649][  T309] CR2: 00000000004e5aa0 CR3: 0000000013909004 CR4: 0000000000772ef0
[   18.530118][  T309] PKRU: 55555554
[   18.530343][  T309] Call Trace:
[   18.530564][  T309]  <TASK>
[ 18.530783][ T309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.531092][ T309] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 18.531388][ T309] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.531707][ T309] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 18.531999][ T309] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 18.532288][ T309] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 18.532581][ T309] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 18.532898][ T309] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 18.533268][ T309] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 18.533561][ T309] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 18.533883][ T309] ? __kernel_text_address (kernel/extable.c:79) 
[ 18.534179][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.534471][ T309] ? __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) 
[ 18.534768][ T309] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 18.535140][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.535434][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.535734][ T309] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 18.536025][ T309] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 18.536314][ T309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.536600][ T309] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 18.536897][ T309] ? __create_object (mm/kmemleak.c:771) 
[ 18.537191][ T309] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 18.537481][ T309] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 18.537794][ T309] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.538163][ T309] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 18.538464][ T309] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 18.538769][ T309] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.539060][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.539355][ T309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.539650][ T309] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 18.539952][ T309] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.540244][ T309] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.540533][ T309] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 18.540837][ T309] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.541134][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.541432][ T309] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 18.541759][ T309] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.542063][ T309] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 18.542365][ T309] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 18.542660][ T309] ? 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) 
[ 18.542963][ T309] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 18.543257][ T309] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 18.543545][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.543849][ T309] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 18.544142][ T309] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 18.544441][ T309] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 18.544745][ T309] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 18.545050][ T309] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 18.545340][ T309] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 18.545736][ T309] ___sys_sendmsg (net/socket.c:2670) 
[ 18.546031][ T309] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.546321][ T309] ? __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) 
[ 18.546700][ T309] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 18.547009][ T309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.547299][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.547593][ T309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.547894][ T309] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 18.548184][ T309] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.548478][ T309] __sys_sendmsg (net/socket.c:2700) 
[ 18.548772][ T309] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 18.549131][ T309] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 18.549432][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.549742][ T309] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 18.550051][ T309] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   18.550407][  T309] RIP: 0033:0x7f8e83df81e7
[ 18.550719][ T309] 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)
[   18.551772][  T309] RSP: 002b:00007fffca38ff68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   18.552209][  T309] RAX: ffffffffffffffda RBX: 00007fffca390690 RCX: 00007f8e83df81e7
[   18.552643][  T309] RDX: 0000000000000000 RSI: 00007fffca38ffd0 RDI: 0000000000000005
[   18.553088][  T309] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   18.553532][  T309] R10: 00007f8e83cf5ee8 R11: 0000000000000246 R12: 0000000000000004
[   18.553990][  T309] R13: 00000000686e1b19 R14: 0000000000499600 R15: 0000000000000000
| [   20.701570][  T335] ------------[ cut here ]------------
| [ 20.702028][ T335] WARNING: CPU: 3 PID: 335 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   20.702651][  T335] Modules linked in: sch_tbf vrf veth
| [   20.703577][  T335] Tainted: [W]=WARN
[   20.703811][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.704172][ T335] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 20.704486][ T335] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   20.705510][  T335] RSP: 0018:ffffc90000667140 EFLAGS: 00010246
[   20.705896][  T335] RAX: 0000000000000000 RBX: ffff88801157c000 RCX: 0000000000000001
[   20.706330][  T335] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   20.706774][  T335] RBP: ffffc90000667230 R08: ffff8880125e0800 R09: 0000000000000000
[   20.707210][  T335] R10: ffffc900006675c8 R11: ffffffffa5050668 R12: 1ffff920000cce2c
[   20.707646][  T335] R13: 0000000000002710 R14: ffffc90000667880 R15: ffff888012bc74e0
[   20.708231][  T335] FS:  00007f49d0ec8800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[   20.708754][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.709121][  T335] CR2: 00000000004e5ab0 CR3: 00000000027ac002 CR4: 0000000000772ef0
[   20.709553][  T335] PKRU: 55555554
[   20.709788][  T335] Call Trace:
[   20.710008][  T335]  <TASK>
[ 20.710160][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.710476][ T335] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.710771][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.711056][ T335] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 20.711338][ T335] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 20.711649][ T335] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 20.711962][ T335] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 20.712270][ T335] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 20.712626][ T335] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.712925][ T335] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 20.713207][ T335] ? __kernel_text_address (kernel/extable.c:79) 
[ 20.713493][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.713795][ T335] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 20.714087][ T335] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 20.714443][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.714739][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.715019][ T335] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 20.715298][ T335] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 20.715592][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.715880][ T335] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.716166][ T335] ? __create_object (mm/kmemleak.c:771) 
[ 20.716459][ T335] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 20.716755][ T335] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 20.717053][ T335] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.717401][ T335] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 20.717705][ T335] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.718000][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.718282][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.718565][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.718866][ T335] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.719142][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.719422][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.719713][ T335] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.719998][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.720280][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.720563][ T335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.720866][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.721155][ T335] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.721460][ T335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.721761][ T335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 20.722046][ T335] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 20.722334][ T335] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.722619][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.722919][ T335] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.723209][ T335] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.723495][ T335] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.723805][ T335] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.724110][ T335] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.724393][ T335] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.724771][ T335] ___sys_sendmsg (net/socket.c:2670) 
[ 20.725048][ T335] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.725331][ T335] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 20.725704][ T335] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.725998][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.726286][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.726573][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.726860][ T335] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.727150][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.727453][ T335] __sys_sendmsg (net/socket.c:2700) 
[ 20.727743][ T335] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.728090][ T335] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.728383][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.728665][ T335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.728968][ T335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.729329][  T335] RIP: 0033:0x7f49d10951e7
[ 20.729644][ T335] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   20.730694][  T335] RSP: 002b:00007ffde304ff08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.731123][  T335] RAX: ffffffffffffffda RBX: 00007ffde3050630 RCX: 00007f49d10951e7
[   20.731550][  T335] RDX: 0000000000000000 RSI: 00007ffde304ff70 RDI: 0000000000000005
[   20.731994][  T335] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   20.732415][  T335] R10: 00007f49d0f92ee8 R11: 0000000000000246 R12: 0000000000000004
[   20.732851][  T335] R13: 00000000686e1b1b R14: 0000000000499600 R15: 0000000000000000
| [   22.055665][  T355] ------------[ cut here ]------------
| [ 22.056453][ T355] WARNING: CPU: 3 PID: 355 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) 
| [   22.058333][  T355] Modules linked in: sch_tbf vrf veth
| [   22.059884][  T355] Tainted: [W]=WARN
[   22.060297][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.061026][ T355] 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) 
[ 22.061588][ T355] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.063414][  T355] RSP: 0018:ffffc90000737140 EFLAGS: 00010246
[   22.064131][  T355] RAX: 0000000000000000 RBX: ffff888004fd4000 RCX: 0000000000000001
[   22.064817][  T355] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   22.065648][  T355] RBP: ffffc90000737230 R08: ffff888012a12000 R09: 0000000000000000
[   22.066601][  T355] R10: ffffc900007375c8 R11: ffffffffa5050668 R12: 1ffff920000e6e2c
[   22.067252][  T355] R13: 0000000000002710 R14: ffffc90000737880 R15: ffff88800fcc3860
[   22.068224][  T355] FS:  00007f1c6c0eb800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[   22.069268][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.069856][  T355] CR2: 00000000004e5ac8 CR3: 0000000004dd1003 CR4: 0000000000772ef0
[   22.070636][  T355] PKRU: 55555554
[   22.071114][  T355] Call Trace:
[   22.071647][  T355]  <TASK>
[ 22.072033][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.072552][ T355] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.073035][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.073728][ T355] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 22.074347][ T355] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 22.074962][ T355] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 22.075334][ T355] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 22.075922][ T355] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.076752][ T355] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.077436][ T355] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.077964][ T355] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.078356][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.078943][ T355] ? __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) 
[ 22.079532][ T355] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.080308][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.080828][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.081247][ T355] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.081885][ T355] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.082404][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.083025][ T355] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.083396][ T355] ? __create_object (mm/kmemleak.c:771) 
[ 22.083876][ T355] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.084447][ T355] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.085077][ T355] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.085830][ T355] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.086215][ T355] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.086810][ T355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.087406][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.088031][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.088585][ T355] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.088918][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.089479][ T355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.090028][ T355] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.090601][ T355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.091133][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.091516][ T355] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.092173][ T355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.092773][ T355] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.093377][ T355] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.093853][ T355] ? 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) 
[ 22.094217][ T355] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.094837][ T355] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.095447][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.096095][ T355] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.096546][ T355] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.097095][ T355] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.097811][ T355] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.098487][ T355] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.099123][ T355] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.099586][ T355] ___sys_sendmsg (net/socket.c:2670) 
[ 22.100168][ T355] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.100748][ T355] ? __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) 
[ 22.101495][ T355] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.101980][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.102332][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.102988][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.103524][ T355] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.104074][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.104511][ T355] __sys_sendmsg (net/socket.c:2700) 
[ 22.104986][ T355] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.105782][ T355] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.106505][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.107060][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.107385][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.108183][  T355] RIP: 0033:0x7f1c6c2b81e7
[ 22.108922][ T355] 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)
[   22.110835][  T355] RSP: 002b:00007fff2f02a408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.111805][  T355] RAX: ffffffffffffffda RBX: 00007fff2f02ab30 RCX: 00007f1c6c2b81e7
[   22.112665][  T355] RDX: 0000000000000000 RSI: 00007fff2f02a470 RDI: 0000000000000005
[   22.113310][  T355] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   22.114325][  T355] R10: 00007f1c6c1b5ee8 R11: 0000000000000246 R12: 0000000000000004
[   22.115343][  T355] R13: 00000000686e1b1c R14: 0000000000499600 R15: 0000000000000000
| [   22.896608][  T367] ------------[ cut here ]------------
| [ 22.897006][ T367] WARNING: CPU: 3 PID: 367 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) 
| [   22.897708][  T367] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   22.898862][  T367] Tainted: [W]=WARN
[   22.899125][  T367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.899561][ T367] 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) 
[ 22.899940][ T367] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.901164][  T367] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   22.901612][  T367] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[   22.902149][  T367] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   22.902666][  T367] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.903189][  T367] R10: ffffc900005a7010 R11: ffffffffa50a8918 R12: 1ffff920000b4de2
[   22.903737][  T367] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff8880130f2f08
[   22.904250][  T367] FS:  00007f1e585c5800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[   22.904846][  T367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.905260][  T367] CR2: 00000000004e5aa8 CR3: 0000000012630005 CR4: 0000000000772ef0
[   22.905767][  T367] PKRU: 55555554
[   22.906014][  T367] Call Trace:
[   22.906260][  T367]  <TASK>
[ 22.906426][ T367] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.906761][ T367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.907097][ T367] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.907430][ T367] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.907852][ T367] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.908196][ T367] netif_set_mtu (net/core/dev.c:9652) 
[ 22.908535][ T367] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.908895][ T367] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.909343][ T367] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.909592][ T367] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.910048][ T367] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.910417][ T367] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.910755][ T367] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.911083][ T367] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.911486][ T367] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.911834][ T367] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.912175][ T367] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.912520][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.912862][ T367] ? __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) 
[ 22.913186][ T367] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.913583][ T367] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.913920][ T367] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.914239][ T367] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.914560][ T367] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.914900][ T367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.915229][ T367] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.915554][ T367] ? __create_object (mm/kmemleak.c:771) 
[ 22.915893][ T367] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.916219][ T367] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.916556][ T367] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.917070][ T367] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.917405][ T367] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.917750][ T367] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.918076][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.918403][ T367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.918736][ T367] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.919061][ T367] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.919387][ T367] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.919717][ T367] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.920050][ T367] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.920377][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.920721][ T367] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.921046][ T367] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.921375][ T367] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.921734][ T367] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.922061][ T367] ? 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) 
[ 22.922389][ T367] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.922725][ T367] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.923050][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.923388][ T367] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.923738][ T367] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.924075][ T367] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.924417][ T367] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.924766][ T367] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.925098][ T367] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.925518][ T367] ___sys_sendmsg (net/socket.c:2670) 
[ 22.925851][ T367] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.926189][ T367] ? __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) 
[ 22.926593][ T367] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.926934][ T367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.927277][ T367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.927616][ T367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.927962][ T367] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.928307][ T367] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.928656][ T367] __sys_sendmsg (net/socket.c:2700) 
[ 22.929006][ T367] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.929436][ T367] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.929805][ T367] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.930147][ T367] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.930489][ T367] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.930924][  T367] RIP: 0033:0x7f1e587921e7
[ 22.931280][ T367] 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)
[   22.932520][  T367] RSP: 002b:00007ffda2e928c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.933051][  T367] RAX: ffffffffffffffda RBX: 00007ffda2e92ff0 RCX: 00007f1e587921e7
[   22.933558][  T367] RDX: 0000000000000000 RSI: 00007ffda2e92930 RDI: 0000000000000005
[   22.934092][  T367] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   22.934605][  T367] R10: 0000000005503910 R11: 0000000000000246 R12: 0000000000000005
[   22.935123][  T367] R13: 00000000686e1b1d R14: 0000000000499600 R15: 0000000000000000
| [   23.169479][  T373] ------------[ cut here ]------------
| [ 23.169812][ T373] WARNING: CPU: 1 PID: 373 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) 
| [   23.170419][  T373] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.171555][  T373] Tainted: [W]=WARN
[   23.171832][  T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.172239][ T373] 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) 
[ 23.172569][ T373] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.174121][  T373] RSP: 0018:ffffc900005b6ef0 EFLAGS: 00010246
[   23.174504][  T373] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[   23.174973][  T373] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   23.175424][  T373] RBP: ffffc900005b6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.175896][  T373] R10: ffffc900005b7010 R11: ffffffffa50a8918 R12: 1ffff920000b6de2
[   23.176349][  T373] R13: 00000000000005dc R14: ffffc900005b7010 R15: ffff8880130f2f08
[   23.176826][  T373] FS:  00007fd893bd4800(0000) GS:ffff88808ff37000(0000) knlGS:0000000000000000
[   23.177389][  T373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.177782][  T373] CR2: 00000000004e5ab8 CR3: 0000000012b37005 CR4: 0000000000772ef0
[   23.178238][  T373] PKRU: 55555554
[   23.178465][  T373] Call Trace:
[   23.178704][  T373]  <TASK>
[ 23.178869][ T373] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.179176][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.179489][ T373] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.179812][ T373] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.180195][ T373] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.180501][ T373] netif_set_mtu (net/core/dev.c:9652) 
[ 23.180817][ T373] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.181138][ T373] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.181571][ T373] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.181824][ T373] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.182246][ T373] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.182598][ T373] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.182917][ T373] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.183226][ T373] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.183621][ T373] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.183947][ T373] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.184255][ T373] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.184568][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.184888][ T373] ? __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) 
[ 23.185195][ T373] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.185578][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.185896][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.186200][ T373] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.186505][ T373] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.186823][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.187129][ T373] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.187429][ T373] ? __create_object (mm/kmemleak.c:771) 
[ 23.187761][ T373] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.188072][ T373] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.188376][ T373] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.188767][ T373] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.189076][ T373] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.189386][ T373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.189703][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.190013][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.190317][ T373] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.190629][ T373] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.190942][ T373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.191243][ T373] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.191548][ T373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.191883][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.192191][ T373] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.192497][ T373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.192817][ T373] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.193133][ T373] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.193435][ T373] ? 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) 
[ 23.193748][ T373] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.194055][ T373] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.194356][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.194669][ T373] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.194992][ T373] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.195298][ T373] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.195616][ T373] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.195944][ T373] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.196249][ T373] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.196641][ T373] ___sys_sendmsg (net/socket.c:2670) 
[ 23.196964][ T373] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.197276][ T373] ? __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) 
[ 23.197658][ T373] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.197982][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.198300][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.198615][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.198970][ T373] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.199291][ T373] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.199616][ T373] __sys_sendmsg (net/socket.c:2700) 
[ 23.199952][ T373] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.200344][ T373] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.200674][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.201002][ T373] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.201322][ T373] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.201745][  T373] RIP: 0033:0x7fd893da11e7
[ 23.202075][ T373] 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)
[   23.203220][  T373] RSP: 002b:00007fff81447638 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.203720][  T373] RAX: ffffffffffffffda RBX: 00007fff81447d60 RCX: 00007fd893da11e7
[   23.204196][  T373] RDX: 0000000000000000 RSI: 00007fff814476a0 RDI: 0000000000000005
[   23.204698][  T373] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   23.205168][  T373] R10: 0000000037720910 R11: 0000000000000246 R12: 0000000000000005
[   23.205622][  T373] R13: 00000000686e1b1d R14: 0000000000499600 R15: 0000000000000000
| [   23.378451][  T378] ------------[ cut here ]------------
| [ 23.378768][ T378] WARNING: CPU: 0 PID: 378 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) 
| [   23.379369][  T378] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.382261][  T378] Tainted: [W]=WARN
[   23.382501][  T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.382891][ T378] 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) 
[ 23.383215][ T378] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.384305][  T378] RSP: 0018:ffffc90000646ef0 EFLAGS: 00010246
[   23.384699][  T378] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[   23.385159][  T378] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   23.385616][  T378] RBP: ffffc90000646fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.386086][  T378] R10: ffffc90000647010 R11: ffffffffa50a8918 R12: 1ffff920000c8de2
[   23.386544][  T378] R13: 00000000000005dc R14: ffffc90000647010 R15: ffff8880130f2f08
[   23.387013][  T378] FS:  00007f70e69c5800(0000) GS:ffff88808feb7000(0000) knlGS:0000000000000000
[   23.387545][  T378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.387951][  T378] CR2: 00000000004e5ac0 CR3: 00000000050cb003 CR4: 0000000000772ef0
[   23.388408][  T378] PKRU: 55555554
[   23.388636][  T378] Call Trace:
[   23.388873][  T378]  <TASK>
[ 23.389032][ T378] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.389343][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.389657][ T378] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.390181][ T378] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.390818][ T378] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.391334][ T378] netif_set_mtu (net/core/dev.c:9652) 
[ 23.391896][ T378] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.392433][ T378] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.393202][ T378] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.393613][ T378] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.394383][ T378] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.395018][ T378] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.395572][ T378] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.396151][ T378] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.396869][ T378] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.397406][ T378] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.397977][ T378] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.398540][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.399120][ T378] ? __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) 
[ 23.399673][ T378] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.400361][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.400942][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.401492][ T378] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.402072][ T378] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.402623][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.403193][ T378] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.403760][ T378] ? __create_object (mm/kmemleak.c:771) 
[ 23.404315][ T378] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.404862][ T378] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.405409][ T378] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.406105][ T378] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.406671][ T378] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.407240][ T378] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.407809][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.408387][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.408954][ T378] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.409494][ T378] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.410067][ T378] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.410615][ T378] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.411174][ T378] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.411756][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.412311][ T378] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.412878][ T378] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.413420][ T378] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.414016][ T378] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.414553][ T378] ? 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) 
[ 23.415118][ T378] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.415661][ T378] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.416206][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.416786][ T378] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.417356][ T378] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.417923][ T378] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.418500][ T378] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.419065][ T378] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.419607][ T378] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.420362][ T378] ___sys_sendmsg (net/socket.c:2670) 
[ 23.420921][ T378] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.421451][ T378] ? __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) 
[ 23.422166][ T378] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.422731][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.423278][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.423879][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.424440][ T378] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.424997][ T378] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.425557][ T378] __sys_sendmsg (net/socket.c:2700) 
[ 23.426115][ T378] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.426807][ T378] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.427382][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.427988][ T378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.428552][ T378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.429242][  T378] RIP: 0033:0x7f70e6b921e7
[ 23.429821][ T378] 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)
[   23.431981][  T378] RSP: 002b:00007ffd432a2fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.432832][  T378] RAX: ffffffffffffffda RBX: 00007ffd432a36e0 RCX: 00007f70e6b921e7
[   23.433639][  T378] RDX: 0000000000000000 RSI: 00007ffd432a3020 RDI: 0000000000000005
[   23.434473][  T378] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   23.435307][  T378] R10: 0000000010e73910 R11: 0000000000000246 R12: 0000000000000005
[   23.436132][  T378] R13: 00000000686e1b1e R14: 0000000000499600 R15: 0000000000000000
| [   23.731955][  T386] ------------[ cut here ]------------
| [ 23.732300][ T386] WARNING: CPU: 2 PID: 386 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) 
| [   23.734143][  T386] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.735110][  T386] Tainted: [W]=WARN
[   23.735332][  T386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.735692][ T386] 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) 
[ 23.735994][ T386] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.737003][  T386] RSP: 0018:ffffc90000577140 EFLAGS: 00010246
[   23.737362][  T386] RAX: 0000000000000000 RBX: ffff8880081a9000 RCX: 0000000000000001
[   23.737797][  T386] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   23.738221][  T386] RBP: ffffc90000577230 R08: ffff88800fe32000 R09: 0000000000000000
[   23.738643][  T386] R10: ffffc900005775c8 R11: ffffffffa5050668 R12: 1ffff920000aee2c
[   23.739082][  T386] R13: 0000000000002710 R14: ffffc90000577880 R15: ffff888012bc7860
[   23.739504][  T386] FS:  00007f8c568b4800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[   23.740001][  T386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.740392][  T386] CR2: 00000000004e5aa8 CR3: 00000000104a7005 CR4: 0000000000772ef0
[   23.740828][  T386] PKRU: 55555554
[   23.741049][  T386] Call Trace:
[   23.741266][  T386]  <TASK>
[ 23.741419][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.741738][ T386] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.742028][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.742321][ T386] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.742613][ T386] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.742913][ T386] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.743211][ T386] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.743506][ T386] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.743878][ T386] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.744166][ T386] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.744451][ T386] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.744751][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.745044][ T386] ? __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) 
[ 23.745335][ T386] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.745694][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.745984][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.746273][ T386] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.746563][ T386] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.746859][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.747154][ T386] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.747436][ T386] ? __create_object (mm/kmemleak.c:771) 
[ 23.747733][ T386] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.748021][ T386] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.748347][ T386] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.748717][ T386] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.749011][ T386] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.749303][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.749592][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.749898][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.750187][ T386] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.750469][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.750770][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.751067][ T386] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.751380][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.751709][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.752009][ T386] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.752297][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.752586][ T386] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.752893][ T386] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.753186][ T386] ? 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) 
[ 23.753477][ T386] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.753784][ T386] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.754070][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.754366][ T386] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.754659][ T386] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.754959][ T386] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.755253][ T386] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.755545][ T386] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.755842][ T386] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.756219][ T386] ___sys_sendmsg (net/socket.c:2670) 
[ 23.756507][ T386] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.756805][ T386] ? __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) 
[ 23.757160][ T386] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.757454][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.757754][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.758055][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.758342][ T386] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.758632][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.758966][ T386] __sys_sendmsg (net/socket.c:2700) 
[ 23.759271][ T386] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.759627][ T386] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.759952][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.760242][ T386] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.760532][ T386] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.760899][  T386] RIP: 0033:0x7f8c56a811e7
[ 23.761200][ T386] 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)
[   23.762215][  T386] RSP: 002b:00007ffe2d4b3318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.762653][  T386] RAX: ffffffffffffffda RBX: 00007ffe2d4b3a40 RCX: 00007f8c56a811e7
[   23.763103][  T386] RDX: 0000000000000000 RSI: 00007ffe2d4b3380 RDI: 0000000000000005
[   23.763528][  T386] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.763964][  T386] R10: 00007f8c5697eee8 R11: 0000000000000246 R12: 0000000000000004
[   23.764406][  T386] R13: 00000000686e1b1e R14: 0000000000499600 R15: 0000000000000000
| [   23.767948][  T386] ------------[ cut here ]------------
| [ 23.768286][ T386] WARNING: CPU: 2 PID: 386 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) 
| [   23.768922][  T386] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.769982][  T386] Tainted: [W]=WARN
[   23.770230][  T386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.770630][ T386] 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) 
[ 23.770971][ T386] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.772102][  T386] RSP: 0018:ffffc90000576de0 EFLAGS: 00010246
[   23.772509][  T386] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[   23.773000][  T386] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   23.773473][  T386] RBP: ffffc90000576ed0 R08: 0000000000000000 R09: 0000000000000000
[   23.773955][  T386] R10: ffffc90000576f00 R11: ffffffffa4779160 R12: 1ffff920000aedc0
[   23.774426][  T386] R13: 00000000000005dc R14: ffffc90000576f00 R15: ffff8880130f2f08
[   23.774906][  T386] FS:  00007f8c568b4800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[   23.775460][  T386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.775873][  T386] CR2: 00000000004e5aa8 CR3: 00000000104a7005 CR4: 0000000000772ef0
[   23.776348][  T386] PKRU: 55555554
[   23.776592][  T386] Call Trace:
[   23.776844][  T386]  <TASK>
[ 23.777017][ T386] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.777343][ T386] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.777664][ T386] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.777992][ T386] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.778324][ T386] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.778643][ T386] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.778981][ T386] netif_set_mtu (net/core/dev.c:9652) 
[ 23.779303][ T386] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.779637][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.779970][ T386] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 23.780302][ T386] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.780549][ T386] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.781237][ T386] br_device_event (net/bridge/br.c:142) bridge 
[ 23.781596][ T386] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 23.782055][ T386] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 23.782393][ T386] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 23.782950][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.783275][ T386] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.783596][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.784165][ T386] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.784487][ T386] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.784818][ T386] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.785145][ T386] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.785475][ T386] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.786119][ T386] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.786465][ T386] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.786797][ T386] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.787349][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.787676][ T386] ? __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) 
[ 23.788017][ T386] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.788418][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.789007][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.789330][ T386] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.789653][ T386] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.789987][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.790542][ T386] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.790871][ T386] ? __create_object (mm/kmemleak.c:771) 
[ 23.791200][ T386] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.791523][ T386] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.791868][ T386] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.792263][ T386] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.792593][ T386] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.792928][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.793477][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.793813][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.794135][ T386] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.794451][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.795011][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.795330][ T386] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.795653][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.795986][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.796541][ T386] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.796878][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.797202][ T386] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.797531][ T386] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.798085][ T386] ? 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) 
[ 23.798406][ T386] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.798737][ T386] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.799059][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.799617][ T386] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.799957][ T386] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.800281][ T386] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.800610][ T386] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.800945][ T386] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.801269][ T386] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.801693][ T386] ___sys_sendmsg (net/socket.c:2670) 
[ 23.802021][ T386] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.802570][ T386] ? __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) 
[ 23.802979][ T386] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.803305][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.803862][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.804214][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.804536][ T386] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.804872][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.805426][ T386] __sys_sendmsg (net/socket.c:2700) 
[ 23.805755][ T386] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.806148][ T386] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.806480][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.807035][ T386] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.807358][ T386] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.807766][  T386] RIP: 0033:0x7f8c56a811e7
[ 23.808098][ T386] 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)
[   23.809450][  T386] RSP: 002b:00007ffe2d4b3318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.809932][  T386] RAX: ffffffffffffffda RBX: 00007ffe2d4b3a40 RCX: 00007f8c56a811e7
[   23.810405][  T386] RDX: 0000000000000000 RSI: 00007ffe2d4b3380 RDI: 0000000000000005
[   23.810904][  T386] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.811616][  T386] R10: 00007f8c5697eee8 R11: 0000000000000246 R12: 0000000000000004
[   23.812099][  T386] R13: 00000000686e1b1e R14: 0000000000499600 R15: 0000000000000000
| [   24.123569][  T394] ------------[ cut here ]------------
| [ 24.123949][ T394] WARNING: CPU: 2 PID: 394 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) 
| [   24.124551][  T394] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.125572][  T394] Tainted: [W]=WARN
[   24.125817][  T394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.126195][ T394] 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) 
[ 24.126514][ T394] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.127574][  T394] RSP: 0018:ffffc90000637140 EFLAGS: 00010246
[   24.127968][  T394] RAX: 0000000000000000 RBX: ffff888012a61000 RCX: 0000000000000001
[   24.128416][  T394] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   24.128870][  T394] RBP: ffffc90000637230 R08: ffff888005358800 R09: 0000000000000000
[   24.129332][  T394] R10: ffffc900006375c8 R11: ffffffffa5050668 R12: 1ffff920000c6e2c
[   24.129798][  T394] R13: 0000000000002710 R14: ffffc90000637880 R15: ffff88800fcc1560
[   24.130241][  T394] FS:  00007f4e38eb7800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[   24.130767][  T394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.131156][  T394] CR2: 00000000004e5ab8 CR3: 0000000015481001 CR4: 0000000000772ef0
[   24.131614][  T394] PKRU: 55555554
[   24.131859][  T394] Call Trace:
[   24.132090][  T394]  <TASK>
[ 24.132247][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.132558][ T394] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.132869][ T394] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.133181][ T394] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.133494][ T394] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.133808][ T394] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.134128][ T394] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.134444][ T394] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.134839][ T394] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.135142][ T394] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.135442][ T394] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.135762][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.136069][ T394] ? __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) 
[ 24.136371][ T394] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.136754][ T394] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.137073][ T394] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.137371][ T394] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.137674][ T394] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.137999][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.138309][ T394] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.138606][ T394] ? __create_object (mm/kmemleak.c:771) 
[ 24.138922][ T394] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.139225][ T394] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.139527][ T394] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.139926][ T394] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.140245][ T394] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.140569][ T394] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.140911][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.141219][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.141532][ T394] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.141865][ T394] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.142172][ T394] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.142485][ T394] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.142804][ T394] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.143111][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.143452][ T394] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.143770][ T394] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.144076][ T394] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.144390][ T394] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.144701][ T394] ? 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) 
[ 24.145014][ T394] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.145314][ T394] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.145633][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.145961][ T394] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.146270][ T394] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.146571][ T394] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.146892][ T394] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.147199][ T394] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.147513][ T394] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.147918][ T394] ___sys_sendmsg (net/socket.c:2670) 
[ 24.148227][ T394] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.148534][ T394] ? __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) 
[ 24.148936][ T394] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.149239][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.149550][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.149874][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.150177][ T394] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.150476][ T394] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.150795][ T394] __sys_sendmsg (net/socket.c:2700) 
[ 24.151093][ T394] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.151461][ T394] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.151794][ T394] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.152112][ T394] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.152411][ T394] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.152791][  T394] RIP: 0033:0x7f4e390841e7
[ 24.153104][ T394] 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)
[   24.154175][  T394] RSP: 002b:00007fff330811b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.154648][  T394] RAX: ffffffffffffffda RBX: 00007fff330818e0 RCX: 00007f4e390841e7
[   24.155120][  T394] RDX: 0000000000000000 RSI: 00007fff33081220 RDI: 0000000000000005
[   24.155587][  T394] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.156044][  T394] R10: 00007f4e38f81ee8 R11: 0000000000000246 R12: 0000000000000004
[   24.156496][  T394] R13: 00000000686e1b1e R14: 0000000000499600 R15: 0000000000000000
| [   24.160196][  T394] ------------[ cut here ]------------
| [ 24.160550][ T394] WARNING: CPU: 2 PID: 394 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) 
| [   24.161236][  T394] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.162552][  T394] Tainted: [W]=WARN
[   24.162827][  T394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.163253][ T394] 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) 
[ 24.163596][ T394] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.164770][  T394] RSP: 0018:ffffc90000636de0 EFLAGS: 00010246
[   24.165203][  T394] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[   24.165713][  T394] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   24.166218][  T394] RBP: ffffc90000636ed0 R08: 0000000000000000 R09: 0000000000000000
[   24.166723][  T394] R10: ffffc90000636f00 R11: ffffffffa4779160 R12: 1ffff920000c6dc0
[   24.167237][  T394] R13: 00000000000005dc R14: ffffc90000636f00 R15: ffff8880130f2f08
[   24.167751][  T394] FS:  00007f4e38eb7800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[   24.168344][  T394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.168784][  T394] CR2: 00000000004e5ab8 CR3: 0000000015481001 CR4: 0000000000772ef0
[   24.169286][  T394] PKRU: 55555554
[   24.169541][  T394] Call Trace:
[   24.169808][  T394]  <TASK>
[ 24.169996][ T394] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.170334][ T394] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.170718][ T394] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.171056][ T394] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.171394][ T394] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.171754][ T394] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.172104][ T394] netif_set_mtu (net/core/dev.c:9652) 
[ 24.172439][ T394] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.172800][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.173147][ T394] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 24.173489][ T394] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.173758][ T394] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.174228][ T394] br_device_event (net/bridge/br.c:142) bridge 
[ 24.174604][ T394] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 24.175080][ T394] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 24.175422][ T394] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 24.175769][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.176112][ T394] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.176449][ T394] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.176800][ T394] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.177144][ T394] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.177480][ T394] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.177834][ T394] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.178174][ T394] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.178602][ T394] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.178952][ T394] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.179290][ T394] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.179637][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.179986][ T394] ? __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) 
[ 24.180323][ T394] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.180744][ T394] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.181093][ T394] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.181427][ T394] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.181803][ T394] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.182155][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.182526][ T394] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.182881][ T394] ? __create_object (mm/kmemleak.c:771) 
[ 24.183222][ T394] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.183564][ T394] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.183916][ T394] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.184336][ T394] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.184704][ T394] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.185049][ T394] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.185385][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.185741][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.186079][ T394] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.186415][ T394] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.186770][ T394] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.187109][ T394] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.187457][ T394] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.187811][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.188157][ T394] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.188493][ T394] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.188848][ T394] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.189197][ T394] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.189534][ T394] ? 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) 
[ 24.189893][ T394] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.190240][ T394] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.190577][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.190939][ T394] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.191284][ T394] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.191632][ T394] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.191985][ T394] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.192326][ T394] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.192667][ T394] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.193111][ T394] ___sys_sendmsg (net/socket.c:2670) 
[ 24.193454][ T394] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.193803][ T394] ? __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) 
[ 24.194216][ T394] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.194555][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.194913][ T394] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.195257][ T394] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.195592][ T394] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.195945][ T394] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.196287][ T394] __sys_sendmsg (net/socket.c:2700) 
[ 24.196622][ T394] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.197046][ T394] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.197397][ T394] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.197749][ T394] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.198098][ T394] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.198534][  T394] RIP: 0033:0x7f4e390841e7
[ 24.198899][ T394] 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)
[   24.200116][  T394] RSP: 002b:00007fff330811b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.200626][  T394] RAX: ffffffffffffffda RBX: 00007fff330818e0 RCX: 00007f4e390841e7
[   24.201137][  T394] RDX: 0000000000000000 RSI: 00007fff33081220 RDI: 0000000000000005
[   24.201646][  T394] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.202157][  T394] R10: 00007f4e38f81ee8 R11: 0000000000000246 R12: 0000000000000004
[   24.202655][  T394] R13: 00000000686e1b1e R14: 0000000000499600 R15: 0000000000000000
| [   24.524967][  T402] ------------[ cut here ]------------
| [ 24.525298][ T402] WARNING: CPU: 3 PID: 402 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) 
| [   24.525869][  T402] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.526827][  T402] Tainted: [W]=WARN
[   24.527042][  T402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.527393][ T402] 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) 
[ 24.527707][ T402] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.529896][  T402] RSP: 0018:ffffc90000537140 EFLAGS: 00010246
[   24.530258][  T402] RAX: 0000000000000000 RBX: ffff8880021b1000 RCX: 0000000000000001
[   24.530675][  T402] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   24.531105][  T402] RBP: ffffc90000537230 R08: ffff888010685000 R09: 0000000000000000
[   24.531528][  T402] R10: ffffc900005375c8 R11: ffffffffa5050668 R12: 1ffff920000a6e2c
[   24.531966][  T402] R13: 0000000000002710 R14: ffffc90000537880 R15: ffff888012465fe0
[   24.532383][  T402] FS:  00007fbb21f9c800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[   24.532879][  T402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.533238][  T402] CR2: 00000000004e5ac0 CR3: 0000000011801001 CR4: 0000000000772ef0
[   24.533657][  T402] PKRU: 55555554
[   24.533879][  T402] Call Trace:
[   24.534089][  T402]  <TASK>
[ 24.534234][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.534522][ T402] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.534812][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.535096][ T402] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.535381][ T402] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.535671][ T402] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.535967][ T402] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.536256][ T402] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.536611][ T402] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.536899][ T402] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.537181][ T402] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.537463][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.537754][ T402] ? __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) 
[ 24.538033][ T402] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.538380][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.538661][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.538952][ T402] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.539234][ T402] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.539515][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.539806][ T402] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.540083][ T402] ? __create_object (mm/kmemleak.c:771) 
[ 24.540375][ T402] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.540654][ T402] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.540980][ T402] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.541330][ T402] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.541638][ T402] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.541934][ T402] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.542212][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.542498][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.542786][ T402] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.543062][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.543342][ T402] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.543623][ T402] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.543919][ T402] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.544201][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.544486][ T402] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.544779][ T402] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.545080][ T402] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.545377][ T402] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.545657][ T402] ? 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) 
[ 24.545954][ T402] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.546240][ T402] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.546517][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.546809][ T402] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.547093][ T402] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.547375][ T402] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.547664][ T402] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.547961][ T402] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.548242][ T402] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.548606][ T402] ___sys_sendmsg (net/socket.c:2670) 
[ 24.548893][ T402] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.549176][ T402] ? __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) 
[ 24.549524][ T402] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.549818][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.550104][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.550393][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.550673][ T402] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.550961][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.551248][ T402] __sys_sendmsg (net/socket.c:2700) 
[ 24.551527][ T402] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.551896][ T402] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.552198][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.552479][ T402] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.552770][ T402] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.553114][  T402] RIP: 0033:0x7fbb221691e7
[ 24.553403][ T402] 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)
[   24.554417][  T402] RSP: 002b:00007ffeaee3b088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.554849][  T402] RAX: ffffffffffffffda RBX: 00007ffeaee3b7b0 RCX: 00007fbb221691e7
[   24.555269][  T402] RDX: 0000000000000000 RSI: 00007ffeaee3b0f0 RDI: 0000000000000005
[   24.555702][  T402] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.556128][  T402] R10: 00007fbb22066ee8 R11: 0000000000000246 R12: 0000000000000004
[   24.556550][  T402] R13: 00000000686e1b1f R14: 0000000000499600 R15: 0000000000000000
| [   24.560012][  T402] ------------[ cut here ]------------
| [ 24.560326][ T402] WARNING: CPU: 3 PID: 402 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) 
| [   24.562070][  T402] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.563135][  T402] Tainted: [W]=WARN
[   24.563374][  T402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.563775][ T402] 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) 
[ 24.564098][ T402] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.565219][  T402] RSP: 0018:ffffc90000536de0 EFLAGS: 00010246
[   24.565613][  T402] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[   24.566089][  T402] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[   24.566555][  T402] RBP: ffffc90000536ed0 R08: 0000000000000000 R09: 0000000000000000
[   24.567031][  T402] R10: ffffc90000536f00 R11: ffffffffa4779160 R12: 1ffff920000a6dc0
[   24.567503][  T402] R13: 0000000000002710 R14: ffffc90000536f00 R15: ffff8880130f2f08
[   24.567984][  T402] FS:  00007fbb21f9c800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[   24.568529][  T402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.568932][  T402] CR2: 00000000004e5ac0 CR3: 0000000011801001 CR4: 0000000000772ef0
[   24.569411][  T402] PKRU: 55555554
[   24.569647][  T402] Call Trace:
[   24.569893][  T402]  <TASK>
[ 24.570058][ T402] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.570373][ T402] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.570701][ T402] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.571017][ T402] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.571333][ T402] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.571661][ T402] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.571992][ T402] netif_set_mtu (net/core/dev.c:9652) 
[ 24.572310][ T402] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.572655][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.572990][ T402] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 24.573309][ T402] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.573545][ T402] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.573996][ T402] br_device_event (net/bridge/br.c:142) bridge 
[ 24.574343][ T402] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 24.574782][ T402] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 24.575103][ T402] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 24.575413][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.575738][ T402] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.576049][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.576364][ T402] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.576696][ T402] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.577015][ T402] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.577332][ T402] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.577649][ T402] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.578054][ T402] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.578367][ T402] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.578681][ T402] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.579010][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.579326][ T402] ? __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) 
[ 24.579637][ T402] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.580032][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.580348][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.580659][ T402] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.580984][ T402] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.581298][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.581617][ T402] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.581936][ T402] ? __create_object (mm/kmemleak.c:771) 
[ 24.582255][ T402] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.582568][ T402] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.582896][ T402] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.583286][ T402] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.583612][ T402] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.583949][ T402] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.584261][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.584582][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.584908][ T402] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.585220][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.585541][ T402] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.585864][ T402] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.586187][ T402] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.586504][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.586832][ T402] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.587148][ T402] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.587461][ T402] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.587797][ T402] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.588109][ T402] ? 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) 
[ 24.588430][ T402] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.588757][ T402] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.589071][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.589391][ T402] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.589721][ T402] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.590039][ T402] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.590359][ T402] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.590695][ T402] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.591010][ T402] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.591412][ T402] ___sys_sendmsg (net/socket.c:2670) 
[ 24.591744][ T402] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.592061][ T402] ? __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) 
[ 24.592451][ T402] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.592779][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.593103][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.593423][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.593748][ T402] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.594066][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.594390][ T402] __sys_sendmsg (net/socket.c:2700) 
[ 24.594715][ T402] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.595107][ T402] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.595436][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.595765][ T402] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.596085][ T402] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.596476][  T402] RIP: 0033:0x7fbb221691e7
[ 24.596810][ T402] 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)
[   24.597948][  T402] RSP: 002b:00007ffeaee3b088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.598423][  T402] RAX: ffffffffffffffda RBX: 00007ffeaee3b7b0 RCX: 00007fbb221691e7
[   24.598903][  T402] RDX: 0000000000000000 RSI: 00007ffeaee3b0f0 RDI: 0000000000000005
[   24.599372][  T402] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.599858][  T402] R10: 00007fbb22066ee8 R11: 0000000000000246 R12: 0000000000000004
[   24.600350][  T402] R13: 00000000686e1b1f R14: 0000000000499600 R15: 0000000000000000
| [  164.912263][  T981] ------------[ cut here ]------------
| [ 164.912617][ T981] WARNING: CPU: 3 PID: 981 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) 
| [  164.913189][  T981] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  164.914350][  T981] Tainted: [W]=WARN
[  164.914574][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 164.914931][ T981] 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) 
[ 164.915217][ T981] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  164.916236][  T981] RSP: 0018:ffffc90000bc7140 EFLAGS: 00010246
[  164.916618][  T981] RAX: 0000000000000000 RBX: ffff888004fd4000 RCX: 0000000000000001
[  164.917049][  T981] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  164.917474][  T981] RBP: ffffc90000bc7230 R08: ffff888016793800 R09: 0000000000000000
[  164.918058][  T981] R10: ffffc90000bc75c8 R11: ffffffffa5050668 R12: 1ffff92000178e2c
[  164.918482][  T981] R13: 00000000000005dc R14: ffffc90000bc7880 R15: ffff888011bdf860
[  164.918934][  T981] FS:  00007f5a0b460800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[  164.919425][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  164.919810][  T981] CR2: 00000000004e5ac8 CR3: 0000000011379006 CR4: 0000000000772ef0
[  164.920236][  T981] PKRU: 55555554
[  164.920450][  T981] Call Trace:
[  164.920675][  T981]  <TASK>
[ 164.920832][ T981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 164.921125][ T981] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 164.921402][ T981] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 164.921713][ T981] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 164.922009][ T981] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 164.922290][ T981] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 164.922575][ T981] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 164.922892][ T981] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 164.923246][ T981] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 164.923535][ T981] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 164.923863][ T981] ? __kernel_text_address (kernel/extable.c:79) 
[ 164.924147][ T981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 164.924432][ T981] ? __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) 
[ 164.924739][ T981] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 164.925087][ T981] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 164.925367][ T981] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 164.925646][ T981] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 164.925947][ T981] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 164.926234][ T981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 164.926519][ T981] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 164.926828][ T981] ? __create_object (mm/kmemleak.c:771) 
[ 164.927111][ T981] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 164.927391][ T981] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 164.927674][ T981] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 164.928053][ T981] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 164.928340][ T981] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 164.928627][ T981] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 164.928932][ T981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 164.929217][ T981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 164.929504][ T981] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 164.929794][ T981] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 164.930104][ T981] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 164.930384][ T981] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 164.930666][ T981] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 164.930987][ T981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 164.931275][ T981] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 164.931560][ T981] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 164.931890][ T981] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 164.932184][ T981] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 164.932459][ T981] ? 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) 
[ 164.932751][ T981] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 164.933045][ T981] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 164.933319][ T981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 164.933611][ T981] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 164.933914][ T981] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 164.934195][ T981] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 164.934481][ T981] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 164.934778][ T981] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 164.935067][ T981] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 164.935424][ T981] ___sys_sendmsg (net/socket.c:2670) 
[ 164.935730][ T981] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 164.936052][ T981] ? __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) 
[ 164.936406][ T981] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 164.936703][ T981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 164.936998][ T981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 164.937284][ T981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 164.937567][ T981] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 164.937860][ T981] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 164.938164][ T981] __sys_sendmsg (net/socket.c:2700) 
[ 164.938441][ T981] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 164.938796][ T981] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 164.939100][ T981] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 164.939381][ T981] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 164.939663][ T981] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  164.940025][  T981] RIP: 0033:0x7f5a0b62d1e7
[ 164.940344][ T981] 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)
[  164.941373][  T981] RSP: 002b:00007ffc86fbfa48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  164.941816][  T981] RAX: ffffffffffffffda RBX: 00007ffc86fc0170 RCX: 00007f5a0b62d1e7
[  164.942285][  T981] RDX: 0000000000000000 RSI: 00007ffc86fbfab0 RDI: 0000000000000005
[  164.942720][  T981] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  164.943140][  T981] R10: 00007f5a0b52aee8 R11: 0000000000000246 R12: 0000000000000004
[  164.943564][  T981] R13: 00000000686e1bab R14: 0000000000499600 R15: 0000000000000000
| [  165.082148][  T983] ------------[ cut here ]------------
| [ 165.082565][ T983] WARNING: CPU: 2 PID: 983 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) 
| [  165.083187][  T983] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  165.084467][  T983] Tainted: [W]=WARN
[  165.084850][  T983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 165.085215][ T983] 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) 
[ 165.085516][ T983] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  165.086581][  T983] RSP: 0018:ffffc90000d5f140 EFLAGS: 00010246
[  165.086966][  T983] RAX: 0000000000000000 RBX: ffff88801157c000 RCX: 0000000000000001
[  165.087397][  T983] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  165.087842][  T983] RBP: ffffc90000d5f230 R08: ffff88801282e800 R09: 0000000000000000
[  165.088265][  T983] R10: ffffc90000d5f5c8 R11: ffffffffa5050668 R12: 1ffff920001abe2c
[  165.088703][  T983] R13: 00000000000005dc R14: ffffc90000d5f880 R15: ffff888011bdea60
[  165.089128][  T983] FS:  00007fa4a0ef4800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[  165.089629][  T983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  165.090008][  T983] CR2: 00000000004e5ab0 CR3: 00000000119cf005 CR4: 0000000000772ef0
[  165.090473][  T983] PKRU: 55555554
[  165.090716][  T983] Call Trace:
[  165.090944][  T983]  <TASK>
[ 165.091101][ T983] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.091403][ T983] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 165.091722][ T983] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.092028][ T983] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 165.092319][ T983] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 165.092611][ T983] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 165.092920][ T983] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 165.093216][ T983] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 165.093582][ T983] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 165.093888][ T983] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 165.094183][ T983] ? __kernel_text_address (kernel/extable.c:79) 
[ 165.094509][ T983] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.094840][ T983] ? __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) 
[ 165.095132][ T983] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 165.095489][ T983] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.095805][ T983] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.096093][ T983] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 165.096380][ T983] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 165.096676][ T983] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.096980][ T983] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 165.097268][ T983] ? __create_object (mm/kmemleak.c:771) 
[ 165.097566][ T983] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 165.097869][ T983] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 165.098173][ T983] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 165.098571][ T983] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 165.098888][ T983] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 165.099182][ T983] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.099472][ T983] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.099781][ T983] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.100071][ T983] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 165.100355][ T983] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.100655][ T983] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.100955][ T983] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 165.101246][ T983] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.101542][ T983] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.101861][ T983] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 165.102152][ T983] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.102441][ T983] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 165.102759][ T983] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 165.103047][ T983] ? 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) 
[ 165.103347][ T983] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.103666][ T983] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 165.103970][ T983] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.104269][ T983] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.104565][ T983] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 165.104876][ T983] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 165.105184][ T983] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.105476][ T983] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 165.105782][ T983] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 165.106148][ T983] ___sys_sendmsg (net/socket.c:2670) 
[ 165.106433][ T983] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 165.106734][ T983] ? __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) 
[ 165.107102][ T983] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 165.107425][ T983] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.107739][ T983] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.108033][ T983] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.108322][ T983] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 165.108609][ T983] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.108920][ T983] __sys_sendmsg (net/socket.c:2700) 
[ 165.109205][ T983] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 165.109577][ T983] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 165.109901][ T983] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.110196][ T983] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.110488][ T983] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  165.110856][  T983] RIP: 0033:0x7fa4a10c11e7
[ 165.111159][ T983] 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)
[  165.112223][  T983] RSP: 002b:00007fff251ce698 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  165.112654][  T983] RAX: ffffffffffffffda RBX: 00007fff251cedc0 RCX: 00007fa4a10c11e7
[  165.113095][  T983] RDX: 0000000000000000 RSI: 00007fff251ce700 RDI: 0000000000000005
[  165.113528][  T983] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  165.113970][  T983] R10: 00007fa4a0fbeee8 R11: 0000000000000246 R12: 0000000000000004
[  165.114405][  T983] R13: 00000000686e1bab R14: 0000000000499600 R15: 0000000000000000
| [  165.240441][  T985] ------------[ cut here ]------------
| [ 165.240827][ T985] WARNING: CPU: 2 PID: 985 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) 
| [  165.241448][  T985] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  165.242931][  T985] Tainted: [W]=WARN
[  165.243151][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 165.243506][ T985] 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) 
[ 165.243826][ T985] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  165.244824][  T985] RSP: 0018:ffffc90000d7f140 EFLAGS: 00010246
[  165.245186][  T985] RAX: 0000000000000000 RBX: ffff88800f6f9000 RCX: 0000000000000001
[  165.245662][  T985] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  165.246099][  T985] RBP: ffffc90000d7f230 R08: ffff88800fdee800 R09: 0000000000000000
[  165.246526][  T985] R10: ffffc90000d7f5c8 R11: ffffffffa5050668 R12: 1ffff920001afe2c
[  165.246959][  T985] R13: 00000000000005dc R14: ffffc90000d7f880 R15: ffff888011bddfe0
[  165.247391][  T985] FS:  00007f893ec60800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[  165.247895][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  165.248255][  T985] CR2: 00000000004e5aa0 CR3: 0000000004dec006 CR4: 0000000000772ef0
[  165.248694][  T985] PKRU: 55555554
[  165.248917][  T985] Call Trace:
[  165.249135][  T985]  <TASK>
[ 165.249289][ T985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.249598][ T985] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 165.249899][ T985] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.250194][ T985] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 165.250481][ T985] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 165.250826][ T985] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 165.251124][ T985] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 165.251422][ T985] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 165.251815][ T985] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 165.252125][ T985] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 165.252412][ T985] ? __kernel_text_address (kernel/extable.c:79) 
[ 165.252714][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.253005][ T985] ? __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) 
[ 165.253293][ T985] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 165.253655][ T985] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.253959][ T985] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.254246][ T985] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 165.254575][ T985] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 165.254882][ T985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.255172][ T985] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 165.255460][ T985] ? __create_object (mm/kmemleak.c:771) 
[ 165.255763][ T985] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 165.256060][ T985] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 165.256351][ T985] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 165.256714][ T985] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 165.257008][ T985] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 165.257299][ T985] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.257584][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.257890][ T985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.258178][ T985] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 165.258518][ T985] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.258830][ T985] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.259122][ T985] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 165.259410][ T985] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.259710][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.260005][ T985] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 165.260294][ T985] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.260591][ T985] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 165.260925][ T985] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 165.261212][ T985] ? 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) 
[ 165.261500][ T985] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.261806][ T985] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 165.262098][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.262420][ T985] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.262741][ T985] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 165.263031][ T985] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 165.263330][ T985] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.263626][ T985] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 165.263928][ T985] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 165.264294][ T985] ___sys_sendmsg (net/socket.c:2670) 
[ 165.264581][ T985] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 165.264888][ T985] ? __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) 
[ 165.265248][ T985] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 165.265539][ T985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.265847][ T985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.266148][ T985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.266474][ T985] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 165.266783][ T985] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.267085][ T985] __sys_sendmsg (net/socket.c:2700) 
[ 165.267383][ T985] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 165.267751][ T985] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 165.268056][ T985] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.268348][ T985] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.268640][ T985] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  165.269005][  T985] RIP: 0033:0x7f893ee2d1e7
[ 165.269311][ T985] 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)
[  165.270334][  T985] RSP: 002b:00007ffe114136c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  165.270814][  T985] RAX: ffffffffffffffda RBX: 00007ffe11413df0 RCX: 00007f893ee2d1e7
[  165.271240][  T985] RDX: 0000000000000000 RSI: 00007ffe11413730 RDI: 0000000000000005
[  165.271675][  T985] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  165.272129][  T985] R10: 00007f893ed2aee8 R11: 0000000000000246 R12: 0000000000000004
[  165.272557][  T985] R13: 00000000686e1bab R14: 0000000000499600 R15: 0000000000000000
| [  165.433902][  T987] ------------[ cut here ]------------
| [ 165.434222][ T987] WARNING: CPU: 3 PID: 987 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) 
| [  165.434869][  T987] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  165.436209][  T987] Tainted: [W]=WARN
[  165.436459][  T987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 165.436863][ T987] 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) 
[ 165.437183][ T987] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  165.438665][  T987] RSP: 0018:ffffc90000d9ef70 EFLAGS: 00010246
[  165.439068][  T987] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[  165.439545][  T987] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  165.440029][  T987] RBP: ffffc90000d9f058 R08: 0000000000000000 R09: 0000000000000000
[  165.440509][  T987] R10: ffffc90000d9f088 R11: ffffffffa0600130 R12: 1ffff920001b3df2
[  165.440984][  T987] R13: 0000000000002710 R14: ffffc90000d9f088 R15: ffff8880130f2f08
[  165.441444][  T987] FS:  00007fb752dfa800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[  165.442016][  T987] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  165.442413][  T987] CR2: 00000000004e5ac0 CR3: 00000000112a0004 CR4: 0000000000772ef0
[  165.442888][  T987] PKRU: 55555554
[  165.443125][  T987] Call Trace:
[  165.443360][  T987]  <TASK>
[ 165.443516][ T987] ? __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) 
[ 165.443917][ T987] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 165.444281][ T987] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 165.444590][ T987] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 165.444917][ T987] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 165.445223][ T987] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.445531][ T987] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.445852][ T987] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.446162][ T987] ? ___sys_sendmsg (net/socket.c:2670) 
[ 165.446469][ T987] ? __sys_sendmsg (net/socket.c:2700) 
[ 165.446786][ T987] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.447100][ T987] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 165.447488][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.447826][ T987] netif_set_mtu (net/core/dev.c:9652) 
[ 165.448141][ T987] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 165.448485][ T987] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 165.448731][ T987] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 165.449159][ T987] br_del_if (net/bridge/br_if.c:743) bridge 
[ 165.449510][ T987] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 165.449854][ T987] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 165.450188][ T987] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 165.450515][ T987] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 165.450918][ T987] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 165.451238][ T987] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 165.451547][ T987] ? __kernel_text_address (kernel/extable.c:79) 
[ 165.451881][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.452198][ T987] ? __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) 
[ 165.452507][ T987] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 165.452912][ T987] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.453230][ T987] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.453549][ T987] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 165.453876][ T987] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 165.454202][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.454530][ T987] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 165.454851][ T987] ? __create_object (mm/kmemleak.c:771) 
[ 165.455175][ T987] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 165.455485][ T987] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 165.455814][ T987] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 165.456198][ T987] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 165.456523][ T987] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 165.456851][ T987] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.457179][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.457493][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.457817][ T987] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 165.458136][ T987] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.458454][ T987] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.458779][ T987] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 165.459104][ T987] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.459416][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.459743][ T987] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 165.460050][ T987] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.460373][ T987] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 165.460718][ T987] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 165.461024][ T987] ? 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) 
[ 165.461347][ T987] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.461671][ T987] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 165.462013][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.462337][ T987] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.462664][ T987] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 165.462993][ T987] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 165.463325][ T987] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.463639][ T987] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 165.463970][ T987] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 165.464370][ T987] ___sys_sendmsg (net/socket.c:2670) 
[ 165.464678][ T987] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 165.465025][ T987] ? __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) 
[ 165.465410][ T987] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 165.465738][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.466050][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.466362][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.466711][ T987] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 165.467035][ T987] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.467350][ T987] __sys_sendmsg (net/socket.c:2700) 
[ 165.467654][ T987] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 165.468062][ T987] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 165.468389][ T987] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.468710][ T987] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.469029][ T987] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  165.469427][  T987] RIP: 0033:0x7fb752fc71e7
[ 165.469759][ T987] 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)
[  165.470862][  T987] RSP: 002b:00007ffea0a297c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  165.471333][  T987] RAX: ffffffffffffffda RBX: 00007ffea0a29ef0 RCX: 00007fb752fc71e7
[  165.471809][  T987] RDX: 0000000000000000 RSI: 00007ffea0a29830 RDI: 0000000000000005
[  165.472279][  T987] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  165.472749][  T987] R10: 00007fb752ec4ee8 R11: 0000000000000246 R12: 0000000000000004
[  165.473216][  T987] R13: 00000000686e1bac R14: 0000000000499600 R15: 0000000000000000
| [  165.649555][  T989] ------------[ cut here ]------------
| [ 165.649930][ T989] WARNING: CPU: 2 PID: 989 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) 
| [  165.650575][  T989] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  165.651966][  T989] Tainted: [W]=WARN
[  165.652228][  T989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 165.652638][ T989] 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) 
[ 165.653524][ T989] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  165.654705][  T989] RSP: 0018:ffffc90000daef70 EFLAGS: 00010246
[  165.655123][  T989] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[  165.655611][  T989] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  165.656227][  T989] RBP: ffffc90000daf058 R08: 0000000000000000 R09: 0000000000000000
[  165.656725][  T989] R10: ffffc90000daf088 R11: ffffffffa4779160 R12: 1ffff920001b5df2
[  165.657199][  T989] R13: 0000000000002710 R14: ffffc90000daf088 R15: ffff8880130f2f08
[  165.657672][  T989] FS:  00007f38bfa3f800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[  165.658397][  T989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  165.658807][  T989] CR2: 00000000004e5ab8 CR3: 0000000013937003 CR4: 0000000000772ef0
[  165.659291][  T989] PKRU: 55555554
[  165.659535][  T989] Call Trace:
[  165.659806][  T989]  <TASK>
[ 165.659978][ T989] ? __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) 
[ 165.660378][ T989] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 165.660791][ T989] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 165.661119][ T989] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 165.661448][ T989] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 165.661780][ T989] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.662116][ T989] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.662451][ T989] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.662799][ T989] ? ___sys_sendmsg (net/socket.c:2670) 
[ 165.663135][ T989] ? __sys_sendmsg (net/socket.c:2700) 
[ 165.663455][ T989] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.663818][ T989] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 165.664232][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.664569][ T989] netif_set_mtu (net/core/dev.c:9652) 
[ 165.664920][ T989] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 165.665264][ T989] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 165.665520][ T989] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 165.665988][ T989] br_del_if (net/bridge/br_if.c:743) bridge 
[ 165.666350][ T989] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 165.666706][ T989] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 165.667043][ T989] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 165.667377][ T989] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 165.667814][ T989] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 165.668140][ T989] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 165.668469][ T989] ? __kernel_text_address (kernel/extable.c:79) 
[ 165.668814][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.669142][ T989] ? __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) 
[ 165.669460][ T989] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 165.669893][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.670216][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.670532][ T989] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 165.670862][ T989] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 165.671183][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.671501][ T989] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 165.671865][ T989] ? __create_object (mm/kmemleak.c:771) 
[ 165.672199][ T989] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 165.672521][ T989] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 165.672850][ T989] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 165.673254][ T989] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 165.673577][ T989] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 165.673913][ T989] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.674240][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.674566][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.674918][ T989] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 165.675238][ T989] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.675556][ T989] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.675918][ T989] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 165.676243][ T989] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.676577][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.676921][ T989] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 165.677256][ T989] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.677575][ T989] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 165.677917][ T989] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 165.678236][ T989] ? 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) 
[ 165.678557][ T989] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.678895][ T989] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 165.679219][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.679546][ T989] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.679892][ T989] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 165.680216][ T989] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 165.680555][ T989] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.680893][ T989] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 165.681210][ T989] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 165.681625][ T989] ___sys_sendmsg (net/socket.c:2670) 
[ 165.681980][ T989] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 165.682301][ T989] ? __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) 
[ 165.682718][ T989] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 165.683041][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.683371][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.683725][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.684067][ T989] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 165.684391][ T989] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.684747][ T989] __sys_sendmsg (net/socket.c:2700) 
[ 165.685069][ T989] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 165.685473][ T989] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 165.685820][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.686157][ T989] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.686485][ T989] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  165.686913][  T989] RIP: 0033:0x7f38bfc0c1e7
[ 165.687252][ T989] 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)
[  165.688400][  T989] RSP: 002b:00007ffc85258a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  165.688910][  T989] RAX: ffffffffffffffda RBX: 00007ffc85259140 RCX: 00007f38bfc0c1e7
[  165.689392][  T989] RDX: 0000000000000000 RSI: 00007ffc85258a80 RDI: 0000000000000005
[  165.689882][  T989] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  165.690364][  T989] R10: 00007f38bfb09ee8 R11: 0000000000000246 R12: 0000000000000004
[  165.690866][  T989] R13: 00000000686e1bac R14: 0000000000499600 R15: 0000000000000000
| [  165.860470][  T991] ------------[ cut here ]------------
| [ 165.860851][ T991] WARNING: CPU: 2 PID: 991 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) 
| [  165.861485][  T991] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  165.863039][  T991] Tainted: [W]=WARN
[  165.863474][  T991] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 165.864160][ T991] 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) 
[ 165.864594][ T991] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  165.865737][  T991] RSP: 0018:ffffc90000dcef70 EFLAGS: 00010246
[  165.866155][  T991] RAX: 0000000000000000 RBX: ffff8880130f2000 RCX: 0000000000000001
[  165.866644][  T991] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  165.867140][  T991] RBP: ffffc90000dcf058 R08: 0000000000000000 R09: 0000000000000000
[  165.867625][  T991] R10: ffffc90000dcf088 R11: ffffffffa4779160 R12: 1ffff920001b9df2
[  165.868108][  T991] R13: 00000000000005dc R14: ffffc90000dcf088 R15: ffff8880130f2f08
[  165.868584][  T991] FS:  00007f78a1d99800(0000) GS:ffff88808ffb7000(0000) knlGS:0000000000000000
[  165.869140][  T991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  165.869535][  T991] CR2: 00000000004e5aa8 CR3: 00000000139c3006 CR4: 0000000000772ef0
[  165.870032][  T991] PKRU: 55555554
[  165.870279][  T991] Call Trace:
[  165.870520][  T991]  <TASK>
[ 165.870711][ T991] ? __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) 
[ 165.871110][ T991] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 165.871472][ T991] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 165.871814][ T991] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 165.872135][ T991] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 165.872450][ T991] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.872781][ T991] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.873105][ T991] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.873427][ T991] ? ___sys_sendmsg (net/socket.c:2670) 
[ 165.873769][ T991] ? __sys_sendmsg (net/socket.c:2700) 
[ 165.874088][ T991] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.874406][ T991] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 165.874813][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.875147][ T991] netif_set_mtu (net/core/dev.c:9652) 
[ 165.875466][ T991] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 165.875819][ T991] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 165.876067][ T991] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 165.876524][ T991] br_del_if (net/bridge/br_if.c:743) bridge 
[ 165.876902][ T991] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 165.877223][ T991] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 165.877545][ T991] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 165.877892][ T991] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 165.878305][ T991] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 165.878622][ T991] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 165.878955][ T991] ? __kernel_text_address (kernel/extable.c:79) 
[ 165.879278][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.879604][ T991] ? __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) 
[ 165.879933][ T991] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 165.880325][ T991] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.880653][ T991] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.880985][ T991] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 165.881300][ T991] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 165.881624][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.881983][ T991] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 165.882304][ T991] ? __create_object (mm/kmemleak.c:771) 
[ 165.882626][ T991] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 165.882964][ T991] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 165.883290][ T991] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 165.883694][ T991] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 165.884022][ T991] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 165.884346][ T991] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.884661][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.885000][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.885317][ T991] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 165.885642][ T991] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.885987][ T991] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 165.886308][ T991] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 165.886658][ T991] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.887002][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.887326][ T991] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 165.887668][ T991] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 165.888004][ T991] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 165.888363][ T991] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 165.888680][ T991] ? 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) 
[ 165.889016][ T991] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 165.889335][ T991] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 165.889653][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.890004][ T991] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 165.890328][ T991] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 165.890652][ T991] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 165.890997][ T991] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 165.891323][ T991] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 165.891641][ T991] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 165.892091][ T991] ___sys_sendmsg (net/socket.c:2670) 
[ 165.892410][ T991] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 165.892750][ T991] ? __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) 
[ 165.893151][ T991] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 165.893482][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.893833][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 165.894189][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 165.894525][ T991] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 165.894873][ T991] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 165.895207][ T991] __sys_sendmsg (net/socket.c:2700) 
[ 165.895550][ T991] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 165.895965][ T991] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 165.896311][ T991] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 165.896640][ T991] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 165.896979][ T991] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  165.897384][  T991] RIP: 0033:0x7f78a1f661e7
[ 165.897755][ T991] 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)
[  165.898906][  T991] RSP: 002b:00007fffddfaecf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  165.899390][  T991] RAX: ffffffffffffffda RBX: 00007fffddfaf420 RCX: 00007f78a1f661e7
[  165.899882][  T991] RDX: 0000000000000000 RSI: 00007fffddfaed60 RDI: 0000000000000005
[  165.900377][  T991] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  165.900888][  T991] R10: 00007f78a1e63ee8 R11: 0000000000000246 R12: 0000000000000004
[  165.901373][  T991] R13: 00000000686e1bac R14: 0000000000499600 R15: 0000000000000000
| [  166.223014][  T995] ------------[ cut here ]------------
| [ 166.223366][ T995] WARNING: CPU: 3 PID: 995 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) 
| [  166.224075][  T995] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  166.225354][  T995] Tainted: [W]=WARN
[  166.225580][  T995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 166.225953][ T995] 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) 
[ 166.226252][ T995] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  166.227317][  T995] RSP: 0018:ffffc90000dff140 EFLAGS: 00010246
[  166.227699][  T995] RAX: 0000000000000000 RBX: ffff888004fd4000 RCX: 0000000000000001
[  166.228147][  T995] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  166.228601][  T995] RBP: ffffc90000dff230 R08: ffff888015492000 R09: 0000000000000000
[  166.229077][  T995] R10: ffffc90000dff5c8 R11: ffffffffa5050668 R12: 1ffff920001bfe2c
[  166.229525][  T995] R13: 00000000000005dc R14: ffffc90000dff880 R15: ffff888013994e60
[  166.230002][  T995] FS:  00007f04be151800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[  166.230536][  T995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  166.230944][  T995] CR2: 00000000004e5ac8 CR3: 0000000013b92003 CR4: 0000000000772ef0
[  166.231405][  T995] PKRU: 55555554
[  166.231627][  T995] Call Trace:
[  166.231879][  T995]  <TASK>
[ 166.232042][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 166.232353][ T995] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 166.232655][ T995] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 166.232987][ T995] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 166.233300][ T995] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 166.233605][ T995] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 166.233918][ T995] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 166.234216][ T995] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 166.234595][ T995] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 166.234937][ T995] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 166.235240][ T995] ? __kernel_text_address (kernel/extable.c:79) 
[ 166.235552][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 166.235882][ T995] ? __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) 
[ 166.236181][ T995] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 166.236553][ T995] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 166.236863][ T995] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 166.237153][ T995] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 166.237450][ T995] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 166.237762][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 166.238052][ T995] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 166.238339][ T995] ? __create_object (mm/kmemleak.c:771) 
[ 166.238646][ T995] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 166.238950][ T995] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 166.239248][ T995] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 166.239623][ T995] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 166.239945][ T995] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 166.240261][ T995] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 166.240564][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 166.240893][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 166.241183][ T995] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 166.241471][ T995] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 166.241789][ T995] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 166.242104][ T995] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 166.242401][ T995] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 166.242713][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 166.243007][ T995] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 166.243299][ T995] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 166.243594][ T995] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 166.243920][ T995] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 166.244222][ T995] ? 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) 
[ 166.244519][ T995] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 166.244837][ T995] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 166.245142][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 166.245460][ T995] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 166.245779][ T995] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 166.246084][ T995] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 166.246382][ T995] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 166.246706][ T995] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 166.247000][ T995] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 166.247369][ T995] ___sys_sendmsg (net/socket.c:2670) 
[ 166.247657][ T995] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 166.247972][ T995] ? __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) 
[ 166.248351][ T995] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 166.248654][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 166.248990][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 166.249292][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 166.249583][ T995] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 166.249888][ T995] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 166.250188][ T995] __sys_sendmsg (net/socket.c:2700) 
[ 166.250479][ T995] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 166.250855][ T995] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 166.251157][ T995] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 166.251452][ T995] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 166.251755][ T995] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  166.252141][  T995] RIP: 0033:0x7f04be31e1e7
[ 166.252452][ T995] 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)
[  166.253545][  T995] RSP: 002b:00007ffc9c3d6e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  166.253996][  T995] RAX: ffffffffffffffda RBX: 00007ffc9c3d7530 RCX: 00007f04be31e1e7
[  166.254431][  T995] RDX: 0000000000000000 RSI: 00007ffc9c3d6e70 RDI: 0000000000000005
[  166.254884][  T995] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  166.255340][  T995] R10: 00007f04be21bee8 R11: 0000000000000246 R12: 0000000000000004
[  166.255794][  T995] R13: 00000000686e1bac R14: 0000000000499600 R15: 0000000000000000
| [  167.210124][ T1004] ------------[ cut here ]------------
| [ 167.210443][ T1004] WARNING: CPU: 3 PID: 1004 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) 
| [  167.211082][ T1004] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  167.212291][ T1004] Tainted: [W]=WARN
[  167.212504][ T1004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 167.212874][ T1004] 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) 
[ 167.213181][ T1004] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  167.214213][ T1004] RSP: 0018:ffffc90000ba7140 EFLAGS: 00010246
[  167.214570][ T1004] RAX: 0000000000000000 RBX: ffff88801157c000 RCX: 0000000000000001
[  167.215015][ T1004] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  167.215445][ T1004] RBP: ffffc90000ba7230 R08: ffff8880105a8800 R09: 0000000000000000
[  167.215896][ T1004] R10: ffffc90000ba75c8 R11: ffffffffa5050668 R12: 1ffff92000174e2c
[  167.216317][ T1004] R13: 00000000000005dc R14: ffffc90000ba7880 R15: ffff888012bc58e0
[  167.216769][ T1004] FS:  00007fd1812ed800(0000) GS:ffff888090037000(0000) knlGS:0000000000000000
[  167.217293][ T1004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  167.217656][ T1004] CR2: 00000000004e5ab0 CR3: 0000000005433006 CR4: 0000000000772ef0
[  167.218096][ T1004] PKRU: 55555554
[  167.218312][ T1004] Call Trace:
[  167.218538][ T1004]  <TASK>
[ 167.218695][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.218996][ T1004] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 167.219288][ T1004] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.219582][ T1004] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 167.219897][ T1004] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 167.220181][ T1004] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 167.220488][ T1004] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 167.220816][ T1004] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 167.221180][ T1004] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 167.221460][ T1004] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 167.221755][ T1004] ? __kernel_text_address (kernel/extable.c:79) 
[ 167.222064][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.222350][ T1004] ? __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) 
[ 167.222636][ T1004] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 167.222995][ T1004] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.223284][ T1004] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.223566][ T1004] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 167.223859][ T1004] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 167.224146][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.224431][ T1004] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 167.224729][ T1004] ? __create_object (mm/kmemleak.c:771) 
[ 167.225013][ T1004] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 167.225294][ T1004] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 167.225575][ T1004] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 167.225940][ T1004] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 167.226228][ T1004] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 167.226512][ T1004] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 167.226813][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.227103][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.227385][ T1004] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 167.227662][ T1004] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.227958][ T1004] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 167.228240][ T1004] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 167.228520][ T1004] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 167.228819][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.229103][ T1004] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 167.229384][ T1004] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 167.229668][ T1004] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 167.229977][ T1004] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 167.230255][ T1004] ? 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) 
[ 167.230536][ T1004] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 167.230854][ T1004] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 167.231144][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.231444][ T1004] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 167.231757][ T1004] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 167.232061][ T1004] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 167.232360][ T1004] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 167.232665][ T1004] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 167.232972][ T1004] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 167.233372][ T1004] ___sys_sendmsg (net/socket.c:2670) 
[ 167.233652][ T1004] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 167.233962][ T1004] ? __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) 
[ 167.234320][ T1004] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 167.234616][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.234911][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.235196][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.235489][ T1004] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 167.235780][ T1004] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.236066][ T1004] __sys_sendmsg (net/socket.c:2700) 
[ 167.236344][ T1004] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 167.236699][ T1004] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 167.236991][ T1004] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.237272][ T1004] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 167.237552][ T1004] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  167.237916][ T1004] RIP: 0033:0x7fd1814ba1e7
[ 167.238207][ T1004] 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)
[  167.239210][ T1004] RSP: 002b:00007ffcce141048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  167.239637][ T1004] RAX: ffffffffffffffda RBX: 00007ffcce141770 RCX: 00007fd1814ba1e7
[  167.240066][ T1004] RDX: 0000000000000000 RSI: 00007ffcce1410b0 RDI: 0000000000000005
[  167.240499][ T1004] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  167.240930][ T1004] R10: 00007fd1813b7ee8 R11: 0000000000000246 R12: 0000000000000004
[  167.241350][ T1004] R13: 00000000686e1bad R14: 0000000000499600 R15: 0000000000000000
| [  168.356674][ T1015] ------------[ cut here ]------------
| [ 168.357038][ T1015] WARNING: CPU: 0 PID: 1015 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) 
| [  168.357638][ T1015] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.358858][ T1015] Tainted: [W]=WARN
[  168.359082][ T1015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.359448][ T1015] 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) 
[ 168.359761][ T1015] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  168.360805][ T1015] RSP: 0018:ffffc90000a77140 EFLAGS: 00010246
[  168.361173][ T1015] RAX: 0000000000000000 RBX: ffff88800f6f9000 RCX: 0000000000000001
[  168.361640][ T1015] RDX: 0000000000000000 RSI: ffffffffa429b941 RDI: ffffffffa3a555e0
[  168.362105][ T1015] RBP: ffffc90000a77230 R08: ffff888013a5e800 R09: 0000000000000000
[  168.362537][ T1015] R10: ffffc90000a775c8 R11: ffffffffa5050668 R12: 1ffff9200014ee2c
[  168.362979][ T1015] R13: 00000000000005dc R14: ffffc90000a77880 R15: ffff8880156c2a60
[  168.363413][ T1015] FS:  00007f7e6085c800(0000) GS:ffff88808feb7000(0000) knlGS:0000000000000000
[  168.363933][ T1015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.364298][ T1015] CR2: 00000000004e5aa0 CR3: 0000000010a7f003 CR4: 0000000000772ef0
[  168.364752][ T1015] PKRU: 55555554
[  168.364973][ T1015] Call Trace:
[  168.365189][ T1015]  <TASK>
[ 168.365340][ T1015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.365639][ T1015] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.365939][ T1015] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.366232][ T1015] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 168.366528][ T1015] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 168.366827][ T1015] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 168.367121][ T1015] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 168.367416][ T1015] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.367788][ T1015] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.368089][ T1015] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.368389][ T1015] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.368701][ T1015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.368993][ T1015] ? __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) 
[ 168.369279][ T1015] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.369871][ T1015] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.370364][ T1015] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.370866][ T1015] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.371371][ T1015] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.371965][ T1015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.372278][ T1015] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.372565][ T1015] ? __create_object (mm/kmemleak.c:771) 
[ 168.372868][ T1015] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.373165][ T1015] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.373453][ T1015] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.373829][ T1015] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.374145][ T1015] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.374444][ T1015] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.374746][ T1015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.375047][ T1015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.375340][ T1015] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.375628][ T1015] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.375932][ T1015] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.376232][ T1015] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.376535][ T1015] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.376842][ T1015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.377147][ T1015] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.377444][ T1015] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.377748][ T1015] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.378054][ T1015] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.378346][ T1015] ? 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) 
[ 168.378645][ T1015] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.378955][ T1015] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.379249][ T1015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.379547][ T1015] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.379850][ T1015] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.380144][ T1015] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.380445][ T1015] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.380759][ T1015] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.381049][ T1015] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.381424][ T1015] ___sys_sendmsg (net/socket.c:2670) 
[ 168.381722][ T1015] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.382026][ T1015] ? __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) 
[ 168.382396][ T1015] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.382705][ T1015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.383010][ T1015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.383313][ T1015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.383601][ T1015] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.383911][ T1015] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.384231][ T1015] __sys_sendmsg (net/socket.c:2700) 
[ 168.384517][ T1015] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.384892][ T1015] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.385207][ T1015] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.385505][ T1015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.385805][ T1015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.386161][ T1015] RIP: 0033:0x7f7e60a291e7
[ 168.386461][ T1015] 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)
[  168.387511][ T1015] RSP: 002b:00007ffdedf2c828 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.387967][ T1015] RAX: ffffffffffffffda RBX: 00007ffdedf2cf50 RCX: 00007f7e60a291e7
[  168.388405][ T1015] RDX: 0000000000000000 RSI: 00007ffdedf2c890 RDI: 0000000000000005
[  168.388847][ T1015] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.389286][ T1015] R10: 00007f7e60926ee8 R11: 0000000000000246 R12: 0000000000000004


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