======================================
| [   90.263970][ T1038] ip_gre: GRE over IPv4 tunneling driver
| [   90.310659][ T1037] ------------[ cut here ]------------
| [ 90.311128][ T1037] WARNING: CPU: 0 PID: 1037 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) 
| [   90.311731][ T1037] Modules linked in: ip_gre gre cls_u32 sch_htb
[   90.314693][ T1037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 90.315061][ T1037] 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) 
[ 90.315639][ T1037] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   90.316977][ T1037] RSP: 0018:ffffc900006478e0 EFLAGS: 00010246
[   90.317619][ T1037] RAX: 0000000000000000 RBX: ffff88800522c000 RCX: 0000000000000001
[   90.318050][ T1037] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[   90.318761][ T1037] RBP: ffffc900006479c8 R08: ffff88800522c218 R09: 0000000000000000
[   90.319478][ T1037] R10: ffffc900006479f8 R11: ffffffff8af8d1e0 R12: 1ffff920000c8f20
[   90.319913][ T1037] R13: 00000000000005c4 R14: ffffc900006479f8 R15: ffffffff8dafeb80
[   90.320608][ T1037] FS:  00007fe2caf37800(0000) GS:ffff8880e0399000(0000) knlGS:0000000000000000
[   90.321402][ T1037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.321778][ T1037] CR2: 00007fd8818c2000 CR3: 000000000e76a004 CR4: 0000000000772ef0
[   90.322408][ T1037] PKRU: 55555554
[   90.322628][ T1037] Call Trace:
[   90.322845][ T1037]  <TASK>
[ 90.322994][ T1037] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 90.323699][ T1037] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 90.323997][ T1037] ? rtmsg_ifinfo (net/core/rtnetlink.c:4445 net/core/rtnetlink.c:4443) 
[ 90.324373][ T1037] netif_set_mtu (net/core/dev.c:9652) 
[ 90.324664][ T1037] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 90.324963][ T1037] ? cap_capable (security/commoncap.c:132) 
[ 90.325267][ T1037] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 90.325483][ T1037] ip_tunnel_ctl (net/ipv4/ip_tunnel.c:344 net/ipv4/ip_tunnel.c:944) 
[ 90.325776][ T1037] ipgre_tunnel_ctl (net/ipv4/ip_gre.c:839) ip_gre 
[ 90.326070][ T1037] ip_tunnel_siocdevprivate (net/ipv4/ip_tunnel.c:1061) 
[ 90.326373][ T1037] ? __pfx_ip_tunnel_siocdevprivate (net/ipv4/ip_tunnel.c:1055) 
[ 90.326726][ T1037] ? __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) 
[ 90.327017][ T1037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.327316][ T1037] dev_ifsioc (net/core/dev_ioctl.c:521 net/core/dev_ioctl.c:633) 
[ 90.327608][ T1037] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) 
[ 90.327895][ T1037] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 90.328191][ T1037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.328476][ T1037] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 90.328872][ T1037] ? cap_capable (security/commoncap.c:132) 
[ 90.329168][ T1037] ? trace_cap_capable (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:638 ./include/linux/cpumask.h:1197 ./include/trace/events/capability.h:26) 
[ 90.329469][ T1037] dev_ioctl (net/core/dev_ioctl.c:851) 
[ 90.329703][ T1037] sock_ioctl (net/socket.c:1284) 
[ 90.329922][ T1037] ? __pfx_sock_ioctl (net/socket.c:1266) 
[ 90.330221][ T1037] ? fd_install (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:955 fs/file.c:661) 
[ 90.330515][ T1037] ? __pfx___sys_socket (net/socket.c:1727) 
[ 90.330813][ T1037] __x64_sys_ioctl (fs/ioctl.c:52 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) 
[ 90.331115][ T1037] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 90.331411][ T1037] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   90.331770][ T1037] RIP: 0033:0x7fe2cb0f7e4b
[ 90.332076][ T1037] Code: Unable to access opcode bytes at 0x7fe2cb0f7e21.

Code starting with the faulting instruction
===========================================
[   90.332454][ T1037] RSP: 002b:00007ffe71bc1e88 EFLAGS: 00000206 ORIG_RAX: 0000000000000010
[   90.332894][ T1037] RAX: ffffffffffffffda RBX: 00000000000089f1 RCX: 00007fe2cb0f7e4b
[   90.333344][ T1037] RDX: 00007ffe71bc1e90 RSI: 00000000000089f1 RDI: 0000000000000006
[   90.333778][ T1037] RBP: 0000000000000006 R08: 0000000000000001 R09: 0000000000000000
[   90.334216][ T1037] R10: 00007fe2cb005d70 R11: 0000000000000206 R12: 00007ffe71bc20e0
[   90.334903][ T1037] R13: 00007ffe71bc1e90 R14: 00007ffe71bc29b7 R15: 0000000000000000
| [   93.136555][ T1078] ------------[ cut here ]------------
| [ 93.137009][ T1078] WARNING: CPU: 2 PID: 1078 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) 
| [   93.137735][ T1078] Modules linked in: ip_gre gre cls_u32 sch_htb
| [   93.138904][ T1078] Tainted: [W]=WARN
[   93.139200][ T1078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.139613][ T1078] 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) 
[ 93.139978][ T1078] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   93.141198][ T1078] RSP: 0018:ffffc90000777000 EFLAGS: 00010246
[   93.141605][ T1078] RAX: 0000000000000000 RBX: ffff888005429000 RCX: 0000000000000001
[   93.142078][ T1078] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[   93.142583][ T1078] RBP: ffffc900007770e8 R08: ffff888005429218 R09: 0000000000000000
[   93.143449][ T1078] R10: ffffc90000777118 R11: ffffffff8af8d1e0 R12: 1ffff920000eee04
[   93.143948][ T1078] R13: 00000000000005ae R14: ffffc90000777118 R15: ffff888005429218
[   93.144451][ T1078] FS:  00007f714a631800(0000) GS:ffff8880e0499000(0000) knlGS:0000000000000000
[   93.145058][ T1078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.145502][ T1078] CR2: 00007f714a731130 CR3: 000000000ee79004 CR4: 0000000000772ef0
[   93.145980][ T1078] PKRU: 55555554
[   93.146235][ T1078] Call Trace:
[   93.146495][ T1078]  <TASK>
[ 93.146667][ T1078] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 93.147070][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.147429][ T1078] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 93.147754][ T1078] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 93.148101][ T1078] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 93.148465][ T1078] netif_set_mtu (net/core/dev.c:9652) 
[ 93.148794][ T1078] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 93.149158][ T1078] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 93.149515][ T1078] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 93.149767][ T1078] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 93.150099][ T1078] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 93.150501][ T1078] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 93.150846][ T1078] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 93.151254][ T1078] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 93.151604][ T1078] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 93.151929][ T1078] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 93.152264][ T1078] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 93.152608][ T1078] ? __dev_get_by_name (net/core/dev.c:865) 
[ 93.152947][ T1078] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 93.153296][ T1078] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 93.153648][ T1078] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 93.153966][ T1078] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 93.154307][ T1078] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 93.154654][ T1078] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 93.154977][ T1078] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.155359][ T1078] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 93.155695][ T1078] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 93.156019][ T1078] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.156350][ T1078] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 93.156690][ T1078] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.157014][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.157359][ T1078] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 93.157704][ T1078] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.158033][ T1078] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 93.158377][ T1078] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 93.158714][ T1078] ? 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) 
[ 93.159033][ T1078] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 93.159399][ T1078] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 93.159767][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.160104][ T1078] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 93.160441][ T1078] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 93.160830][ T1078] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 93.161195][ T1078] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 93.161522][ T1078] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 93.161877][ T1078] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 93.162297][ T1078] ___sys_sendmsg (net/socket.c:2670) 
[ 93.162617][ T1078] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 93.162967][ T1078] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 93.163305][ T1078] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 93.163622][ T1078] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 93.163961][ T1078] ? __handle_mm_fault (mm/memory.c:6212) 
[ 93.164291][ T1078] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 93.164608][ T1078] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 93.164969][ T1078] __sys_sendmsg (net/socket.c:2700) 
[ 93.165314][ T1078] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 93.165635][ T1078] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 93.165980][ T1078] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 93.166322][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.166646][ T1078] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 93.166989][ T1078] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   93.167400][ T1078] RIP: 0033:0x7f714a7fe1e7
[ 93.167733][ T1078] 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)
[   93.168886][ T1078] RSP: 002b:00007fff169d2d28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   93.169388][ T1078] RAX: ffffffffffffffda RBX: 00007fff169d3460 RCX: 00007f714a7fe1e7
[   93.169894][ T1078] RDX: 0000000000000000 RSI: 00007fff169d2d90 RDI: 0000000000000005
[   93.170383][ T1078] RBP: 0000000000000007 R08: 00000000000000b4 R09: 0000000000000000
[   93.170855][ T1078] R10: 00007f714a6f66f8 R11: 0000000000000246 R12: 00007fff169d3480
[   93.171360][ T1078] R13: 00000000686e45df R14: 0000000000499600 R15: 00007fff169d2e80
| [   93.804027][ T1086] ------------[ cut here ]------------
| [ 93.804402][ T1086] WARNING: CPU: 1 PID: 1086 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) 
| [   93.805017][ T1086] Modules linked in: ip_gre gre cls_u32 sch_htb
| [   93.806070][ T1086] Tainted: [W]=WARN
[   93.806311][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.806716][ T1086] 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) 
[ 93.807035][ T1086] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   93.808176][ T1086] RSP: 0018:ffffc90000727000 EFLAGS: 00010246
[   93.808569][ T1086] RAX: 0000000000000000 RBX: ffff88800a3e9000 RCX: 0000000000000001
[   93.809027][ T1086] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[   93.809533][ T1086] RBP: ffffc900007270e8 R08: ffff88800a3e9218 R09: 0000000000000000
[   93.810007][ T1086] R10: ffffc90000727118 R11: cbc99d9cebc02477 R12: 1ffff920000e4e04
[   93.810474][ T1086] R13: 00000000000005b6 R14: ffffc90000727118 R15: ffff88800a3e9218
[   93.810954][ T1086] FS:  00007f95fb952800(0000) GS:ffff8880e0419000(0000) knlGS:0000000000000000
[   93.811522][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.811910][ T1086] CR2: 0000000000436890 CR3: 0000000010783006 CR4: 0000000000772ef0
[   93.812397][ T1086] PKRU: 55555554
[   93.812631][ T1086] Call Trace:
[   93.812868][ T1086]  <TASK>
[ 93.813027][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.813389][ T1086] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 93.813719][ T1086] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 93.814038][ T1086] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 93.814370][ T1086] netif_set_mtu (net/core/dev.c:9652) 
[ 93.814714][ T1086] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 93.815099][ T1086] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 93.815423][ T1086] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 93.815689][ T1086] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 93.816006][ T1086] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 93.816371][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.816711][ T1086] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 93.817066][ T1086] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 93.817481][ T1086] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 93.817805][ T1086] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 93.818119][ T1086] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 93.818452][ T1086] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 93.818764][ T1086] ? __dev_get_by_name (net/core/dev.c:865) 
[ 93.819114][ T1086] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 93.819462][ T1086] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 93.819802][ T1086] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 93.820110][ T1086] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 93.820437][ T1086] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 93.820759][ T1086] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 93.821072][ T1086] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.821420][ T1086] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 93.821740][ T1086] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 93.822064][ T1086] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.822386][ T1086] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 93.822703][ T1086] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.823022][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.823358][ T1086] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 93.823677][ T1086] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.823999][ T1086] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 93.824334][ T1086] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 93.824645][ T1086] ? 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) 
[ 93.824956][ T1086] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 93.825289][ T1086] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 93.825605][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.825919][ T1086] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 93.826252][ T1086] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 93.826569][ T1086] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 93.826886][ T1086] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 93.827209][ T1086] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 93.827521][ T1086] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 93.827924][ T1086] ___sys_sendmsg (net/socket.c:2670) 
[ 93.828255][ T1086] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 93.828576][ T1086] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 93.828892][ T1086] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 93.829217][ T1086] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 93.829555][ T1086] ? __handle_mm_fault (mm/memory.c:6212) 
[ 93.829863][ T1086] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 93.830188][ T1086] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 93.830524][ T1086] __sys_sendmsg (net/socket.c:2700) 
[ 93.830839][ T1086] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 93.831179][ T1086] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 93.831494][ T1086] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 93.831803][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.832117][ T1086] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 93.832459][ T1086] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   93.832852][ T1086] RIP: 0033:0x7f95fbb1f1e7
[ 93.833196][ T1086] 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)
[   93.834349][ T1086] RSP: 002b:00007ffe0df1cbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   93.834826][ T1086] RAX: ffffffffffffffda RBX: 00007ffe0df1d330 RCX: 00007f95fbb1f1e7
[   93.835307][ T1086] RDX: 0000000000000000 RSI: 00007ffe0df1cc60 RDI: 0000000000000005
[   93.835771][ T1086] RBP: 0000000000000001 R08: 0000000000000048 R09: 0000000000000000
[   93.836243][ T1086] R10: 00007f95fba176f8 R11: 0000000000000246 R12: 00007ffe0df1d350
[   93.836708][ T1086] R13: 00000000686e45e0 R14: 0000000000499600 R15: 00007ffe0df1cd50
| [   98.225858][ T1132] ------------[ cut here ]------------
| [ 98.226246][ T1132] WARNING: CPU: 3 PID: 1132 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) 
| [   98.226878][ T1132] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [   98.227941][ T1132] Tainted: [W]=WARN
[   98.228183][ T1132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.228580][ T1132] 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) 
[ 98.228897][ T1132] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   98.230053][ T1132] RSP: 0018:ffffc90000807000 EFLAGS: 00010246
[   98.230458][ T1132] RAX: 0000000000000000 RBX: ffff88800e4dc000 RCX: 0000000000000001
[   98.230932][ T1132] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[   98.231414][ T1132] RBP: ffffc900008070e8 R08: ffff88800e4dc218 R09: 0000000000000000
[   98.231889][ T1132] R10: ffffc90000807118 R11: ffffffff8af8d1e0 R12: 1ffff92000100e04
[   98.232363][ T1132] R13: 00000000000005aa R14: ffffc90000807118 R15: ffff88800e4dc218
[   98.232829][ T1132] FS:  00007fd82eb67800(0000) GS:ffff8880e0519000(0000) knlGS:0000000000000000
[   98.233380][ T1132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.233774][ T1132] CR2: 00000000004200f0 CR3: 0000000011d6b001 CR4: 0000000000772ef0
[   98.234252][ T1132] PKRU: 55555554
[   98.234494][ T1132] Call Trace:
[   98.234729][ T1132]  <TASK>
[ 98.234884][ T1132] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 98.235281][ T1132] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.235600][ T1132] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 98.235912][ T1132] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 98.236232][ T1132] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 98.236552][ T1132] netif_set_mtu (net/core/dev.c:9652) 
[ 98.236863][ T1132] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 98.237197][ T1132] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 98.237516][ T1132] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 98.237753][ T1132] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 98.238063][ T1132] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 98.238384][ T1132] ? ipgre_netlink_parms (net/ipv4/ip_gre.c:1197) ip_gre 
[ 98.238794][ T1132] erspan_newlink (net/ipv4/ip_gre.c:1436 (discriminator 4)) ip_gre 
[ 98.239112][ T1132] ? __pfx_erspan_newlink (net/ipv4/ip_gre.c:1422) ip_gre 
[ 98.239516][ T1132] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 98.239833][ T1132] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 98.240160][ T1132] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 98.240477][ T1132] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 98.240789][ T1132] ? __dev_get_by_name (net/core/dev.c:865) 
[ 98.241096][ T1132] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 98.241408][ T1132] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 98.241722][ T1132] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 98.242037][ T1132] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 98.242359][ T1132] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 98.242681][ T1132] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 98.242995][ T1132] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.243336][ T1132] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 98.243646][ T1132] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.243953][ T1132] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.244267][ T1132] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 98.244579][ T1132] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.244885][ T1132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.245202][ T1132] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 98.245516][ T1132] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.245829][ T1132] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 98.246160][ T1132] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 98.246465][ T1132] ? 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) 
[ 98.246774][ T1132] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 98.247080][ T1132] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 98.247391][ T1132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.247711][ T1132] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 98.248032][ T1132] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 98.248355][ T1132] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 98.248679][ T1132] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 98.248986][ T1132] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 98.249304][ T1132] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 98.249732][ T1132] ___sys_sendmsg (net/socket.c:2670) 
[ 98.250049][ T1132] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 98.250370][ T1132] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 98.250693][ T1132] ? mt_find (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 lib/maple_tree.c:6937) 
[ 98.250940][ T1132] ? __handle_mm_fault (mm/memory.c:6212) 
[ 98.251266][ T1132] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 98.251592][ T1132] ? mt_find (lib/maple_tree.c:6938) 
[ 98.251853][ T1132] __sys_sendmsg (net/socket.c:2700) 
[ 98.252184][ T1132] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 98.252540][ T1132] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 98.252854][ T1132] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 98.253168][ T1132] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.253477][ T1132] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 98.253784][ T1132] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   98.254171][ T1132] RIP: 0033:0x7fd82ed341e7
[ 98.254515][ T1132] 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)
[   98.255676][ T1132] RSP: 002b:00007ffdd123fc08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   98.256169][ T1132] RAX: ffffffffffffffda RBX: 00007ffdd1240340 RCX: 00007fd82ed341e7
[   98.256660][ T1132] RDX: 0000000000000000 RSI: 00007ffdd123fc70 RDI: 0000000000000005
[   98.257122][ T1132] RBP: 000000000000000b R08: 00000000000000c4 R09: 0000000000000000
[   98.257592][ T1132] R10: 00007fd82ec2c6f8 R11: 0000000000000246 R12: 00007ffdd1240360
[   98.258047][ T1132] R13: 00000000686e45e4 R14: 0000000000499600 R15: 00007ffdd123fd60
| [   98.963600][ T1140] ------------[ cut here ]------------
| [ 98.963975][ T1140] WARNING: CPU: 1 PID: 1140 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) 
| [   98.964616][ T1140] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [   98.965696][ T1140] Tainted: [W]=WARN
[   98.965939][ T1140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.966369][ T1140] 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) 
[ 98.966730][ T1140] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   98.967874][ T1140] RSP: 0018:ffffc90000707000 EFLAGS: 00010246
[   98.968286][ T1140] RAX: 0000000000000000 RBX: ffff88800e4d9000 RCX: 0000000000000001
[   98.968768][ T1140] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[   98.969249][ T1140] RBP: ffffc900007070e8 R08: ffff88800e4d9218 R09: 0000000000000000
[   98.969744][ T1140] R10: ffffc90000707118 R11: ffffffff8af8d1e0 R12: 1ffff920000e0e04
[   98.970234][ T1140] R13: 00000000000005a6 R14: ffffc90000707118 R15: ffff88800e4d9218
[   98.970743][ T1140] FS:  00007f05b1566800(0000) GS:ffff8880e0419000(0000) knlGS:0000000000000000
[   98.971458][ T1140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.971865][ T1140] CR2: 00000000004200f0 CR3: 0000000010410002 CR4: 0000000000772ef0
[   98.972435][ T1140] PKRU: 55555554
[   98.972676][ T1140] Call Trace:
[   98.972918][ T1140]  <TASK>
[ 98.973083][ T1140] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 98.973498][ T1140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.973824][ T1140] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 98.974157][ T1140] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 98.974511][ T1140] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 98.974844][ T1140] netif_set_mtu (net/core/dev.c:9652) 
[ 98.975183][ T1140] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 98.975599][ T1140] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 98.976114][ T1140] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 98.976379][ T1140] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 98.976721][ T1140] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 98.977041][ T1140] ? ipgre_netlink_parms (net/ipv4/ip_gre.c:1197) ip_gre 
[ 98.977528][ T1140] erspan_newlink (net/ipv4/ip_gre.c:1436 (discriminator 4)) ip_gre 
[ 98.977918][ T1140] ? __pfx_erspan_newlink (net/ipv4/ip_gre.c:1422) ip_gre 
[ 98.978316][ T1140] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 98.978636][ T1140] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 98.978946][ T1140] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 98.979265][ T1140] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 98.979621][ T1140] ? __dev_get_by_name (net/core/dev.c:865) 
[ 98.979944][ T1140] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 98.980272][ T1140] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 98.980601][ T1140] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 98.980926][ T1140] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 98.981267][ T1140] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 98.981600][ T1140] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 98.981925][ T1140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.982263][ T1140] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 98.982581][ T1140] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.982903][ T1140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.983236][ T1140] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 98.983563][ T1140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.983888][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.984222][ T1140] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 98.984550][ T1140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.984873][ T1140] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 98.985215][ T1140] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 98.985538][ T1140] ? 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) 
[ 98.985864][ T1140] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 98.986196][ T1140] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 98.986526][ T1140] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 98.986850][ T1140] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 98.987195][ T1140] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 98.987519][ T1140] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 98.987842][ T1140] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 98.988255][ T1140] ___sys_sendmsg (net/socket.c:2670) 
[ 98.988566][ T1140] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 98.988871][ T1140] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 98.989186][ T1140] ? mt_find (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 lib/maple_tree.c:6937) 
[ 98.989428][ T1140] ? __handle_mm_fault (mm/memory.c:6212) 
[ 98.989787][ T1140] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 98.990094][ T1140] ? mt_find (lib/maple_tree.c:6938) 
[ 98.990353][ T1140] __sys_sendmsg (net/socket.c:2700) 
[ 98.990665][ T1140] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 98.990969][ T1140] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 98.991291][ T1140] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 98.991598][ T1140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.991907][ T1140] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 98.992221][ T1140] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   98.992600][ T1140] RIP: 0033:0x7f05b17331e7
[ 98.992917][ T1140] 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)
[   98.994054][ T1140] RSP: 002b:00007ffe211e0f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   98.994530][ T1140] RAX: ffffffffffffffda RBX: 00007ffe211e1670 RCX: 00007f05b17331e7
[   98.994986][ T1140] RDX: 0000000000000000 RSI: 00007ffe211e0fa0 RDI: 0000000000000005
[   98.995452][ T1140] RBP: 000000000000000d R08: 00000000000000cc R09: 0000000000000000
[   98.995907][ T1140] R10: 00007f05b162b6f8 R11: 0000000000000246 R12: 00007ffe211e1690
[   98.996374][ T1140] R13: 00000000686e45e5 R14: 0000000000499600 R15: 00007ffe211e1090
| [   99.658429][ T1148] ------------[ cut here ]------------
| [ 99.658861][ T1148] WARNING: CPU: 3 PID: 1148 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) 
| [   99.659494][ T1148] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [   99.660532][ T1148] Tainted: [W]=WARN
[   99.660768][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.661243][ T1148] 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) 
[ 99.661600][ T1148] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   99.662733][ T1148] RSP: 0018:ffffc90000757000 EFLAGS: 00010246
[   99.663122][ T1148] RAX: 0000000000000000 RBX: ffff888008b09000 RCX: 0000000000000001
[   99.663589][ T1148] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[   99.664046][ T1148] RBP: ffffc900007570e8 R08: ffff888008b09218 R09: 0000000000000000
[   99.664516][ T1148] R10: ffffc90000757118 R11: b77e1f3c95a362c1 R12: 1ffff920000eae04
[   99.664975][ T1148] R13: 00000000000005aa R14: ffffc90000757118 R15: ffff888008b09218
[   99.665448][ T1148] FS:  00007fc2df995800(0000) GS:ffff8880e0519000(0000) knlGS:0000000000000000
[   99.666078][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.666481][ T1148] CR2: 0000000000436890 CR3: 0000000011d72005 CR4: 0000000000772ef0
[   99.666957][ T1148] PKRU: 55555554
[   99.667193][ T1148] Call Trace:
[   99.667425][ T1148]  <TASK>
[ 99.667581][ T1148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.667893][ T1148] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 99.668208][ T1148] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 99.668518][ T1148] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 99.668837][ T1148] netif_set_mtu (net/core/dev.c:9652) 
[ 99.669163][ T1148] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 99.669496][ T1148] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 99.669806][ T1148] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 99.670036][ T1148] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 99.670355][ T1148] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 99.670665][ T1148] ? ipgre_netlink_parms (net/ipv4/ip_gre.c:1181) ip_gre 
[ 99.671064][ T1148] erspan_newlink (net/ipv4/ip_gre.c:1436 (discriminator 4)) ip_gre 
[ 99.671382][ T1148] ? __pfx_erspan_newlink (net/ipv4/ip_gre.c:1422) ip_gre 
[ 99.671763][ T1148] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 99.672082][ T1148] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 99.672397][ T1148] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 99.672709][ T1148] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 99.673040][ T1148] ? __dev_get_by_name (net/core/dev.c:865) 
[ 99.673366][ T1148] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 99.673672][ T1148] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 99.673982][ T1148] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 99.674293][ T1148] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 99.674605][ T1148] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 99.674946][ T1148] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 99.675268][ T1148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.675588][ T1148] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 99.675896][ T1148] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.676238][ T1148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.676541][ T1148] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 99.676854][ T1148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.677183][ T1148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.677500][ T1148] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 99.677805][ T1148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.678116][ T1148] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 99.678442][ T1148] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 99.678747][ T1148] ? 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) 
[ 99.679056][ T1148] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 99.679377][ T1148] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 99.679713][ T1148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.680036][ T1148] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 99.680373][ T1148] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 99.680690][ T1148] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 99.681036][ T1148] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 99.681377][ T1148] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 99.681698][ T1148] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 99.682097][ T1148] ___sys_sendmsg (net/socket.c:2670) 
[ 99.682426][ T1148] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 99.682740][ T1148] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 99.683049][ T1148] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 99.683386][ T1148] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 99.683698][ T1148] ? __handle_mm_fault (mm/memory.c:6212) 
[ 99.684006][ T1148] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 99.684322][ T1148] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 99.684655][ T1148] __sys_sendmsg (net/socket.c:2700) 
[ 99.684964][ T1148] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 99.685287][ T1148] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 99.685612][ T1148] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 99.685936][ T1148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.686256][ T1148] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 99.686570][ T1148] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   99.686963][ T1148] RIP: 0033:0x7fc2dfb621e7
[ 99.687297][ T1148] 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)
[   99.688408][ T1148] RSP: 002b:00007ffc7a76e148 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   99.688905][ T1148] RAX: ffffffffffffffda RBX: 00007ffc7a76e880 RCX: 00007fc2dfb621e7
[   99.689398][ T1148] RDX: 0000000000000000 RSI: 00007ffc7a76e1b0 RDI: 0000000000000005
[   99.689938][ T1148] RBP: 0000000000000001 R08: 0000000000000048 R09: 0000000000000000
[   99.690411][ T1148] R10: 00007fc2dfa5a6f8 R11: 0000000000000246 R12: 00007ffc7a76e8a0
[   99.690885][ T1148] R13: 00000000686e45e6 R14: 0000000000499600 R15: 00007ffc7a76e2a0
| [  103.204062][ T1189] ------------[ cut here ]------------
| [ 103.204418][ T1189] WARNING: CPU: 3 PID: 1189 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  103.205025][ T1189] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [  103.206052][ T1189] Tainted: [W]=WARN
[  103.206290][ T1189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.206669][ T1189] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 103.206993][ T1189] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  103.208129][ T1189] RSP: 0018:ffffc900009c6ef0 EFLAGS: 00010246
[  103.208523][ T1189] RAX: 0000000000000000 RBX: ffff888005472000 RCX: 0000000000000001
[  103.208994][ T1189] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[  103.210013][ T1189] RBP: ffffc900009c6fd8 R08: 0000000000000000 R09: 0000000000000000
[  103.210570][ T1189] R10: ffffc900009c7008 R11: ffffffff8b8ceab8 R12: 1ffff92000138de2
[  103.211092][ T1189] R13: 00000000000005dc R14: ffffc900009c7008 R15: ffff888005472f48
[  103.211565][ T1189] FS:  00007f6b47de1800(0000) GS:ffff8880e0519000(0000) knlGS:0000000000000000
[  103.212104][ T1189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  103.212503][ T1189] CR2: 00000000004e5db0 CR3: 00000000104bb004 CR4: 0000000000772ef0
[  103.212974][ T1189] PKRU: 55555554
[  103.213212][ T1189] Call Trace:
[  103.213442][ T1189]  <TASK>
[ 103.213605][ T1189] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 103.213927][ T1189] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 103.214246][ T1189] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 103.214632][ T1189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 103.214978][ T1189] netif_set_mtu (net/core/dev.c:9652) 
[ 103.215328][ T1189] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 103.215681][ T1189] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 103.216125][ T1189] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 103.216397][ T1189] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 103.216761][ T1189] br_add_if (net/bridge/br_if.c:697) 
[ 103.217030][ T1189] do_set_master (net/core/rtnetlink.c:2948) 
[ 103.217373][ T1189] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 103.217713][ T1189] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 103.218128][ T1189] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 103.218476][ T1189] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 103.218804][ T1189] ? __kernel_text_address (kernel/extable.c:79) 
[ 103.219152][ T1189] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.219548][ T1189] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 103.219878][ T1189] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 103.220307][ T1189] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.220679][ T1189] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.221011][ T1189] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 103.221352][ T1189] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 103.221687][ T1189] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.222012][ T1189] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 103.222341][ T1189] ? __create_object (mm/kmemleak.c:771) 
[ 103.222704][ T1189] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 103.223062][ T1189] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 103.223421][ T1189] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 103.223875][ T1189] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 103.224253][ T1189] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 103.224600][ T1189] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.225248][ T1189] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.225590][ T1189] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.226202][ T1189] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 103.226559][ T1189] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.226923][ T1189] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.227275][ T1189] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 103.227642][ T1189] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.228006][ T1189] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.228861][ T1189] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 103.229231][ T1189] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.229609][ T1189] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 103.229960][ T1189] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 103.230908][ T1189] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 103.231268][ T1189] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 103.231631][ T1189] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 103.232004][ T1189] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.232352][ T1189] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 103.232723][ T1189] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 103.233332][ T1189] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 103.233685][ T1189] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 103.234564][ T1189] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 103.234924][ T1189] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 103.235434][ T1189] ___sys_sendmsg (net/socket.c:2670) 
[ 103.235790][ T1189] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 103.236146][ T1189] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 103.236564][ T1189] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 103.236918][ T1189] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.237278][ T1189] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.237618][ T1189] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.237959][ T1189] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 103.238316][ T1189] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.238687][ T1189] __sys_sendmsg (net/socket.c:2700) 
[ 103.239285][ T1189] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 103.239729][ T1189] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 103.240358][ T1189] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.240701][ T1189] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 103.241048][ T1189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  103.241489][ T1189] RIP: 0033:0x7f6b47fae1e7
[ 103.241858][ T1189] Code: Unable to access opcode bytes at 0x7f6b47fae1bd.

Code starting with the faulting instruction
===========================================
[  103.242315][ T1189] RSP: 002b:00007ffe83924058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  103.243095][ T1189] RAX: ffffffffffffffda RBX: 00007ffe83924780 RCX: 00007f6b47fae1e7
[  103.243636][ T1189] RDX: 0000000000000000 RSI: 00007ffe839240c0 RDI: 0000000000000005
[  103.244169][ T1189] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  103.244692][ T1189] R10: 0000000038702910 R11: 0000000000000246 R12: 0000000000000004
[  103.245244][ T1189] R13: 00000000686e45e9 R14: 0000000000499600 R15: 0000000000000000
| [  246.527727][ T3604] ------------[ cut here ]------------
| [ 246.528055][ T3604] WARNING: CPU: 0 PID: 3604 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) 
| [  246.528663][ T3604] Modules linked in: psample xfrm_user macsec vxlan ip6_gre ip_gre gre cls_u32 sch_htb [last unloaded: netdevsim]
| [  246.530021][ T3604] Tainted: [W]=WARN
[  246.530256][ T3604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 246.530631][ T3604] 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) 
[ 246.530940][ T3604] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  246.532067][ T3604] RSP: 0018:ffffc900007c6ef0 EFLAGS: 00010246
[  246.532471][ T3604] RAX: 0000000000000000 RBX: ffff88801115a000 RCX: 0000000000000001
[  246.532944][ T3604] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[  246.533415][ T3604] RBP: ffffc900007c6fd8 R08: 0000000000000000 R09: 0000000000000000
[  246.533874][ T3604] R10: ffffc900007c7008 R11: ffffffff8af8d1e0 R12: 1ffff920000f8de2
[  246.534357][ T3604] R13: 00000000000005dc R14: ffffc900007c7008 R15: ffff88801115af48
[  246.534815][ T3604] FS:  00007fc454037800(0000) GS:ffff8880e0399000(0000) knlGS:0000000000000000
[  246.535358][ T3604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  246.535750][ T3604] CR2: 00000000004e6eb8 CR3: 0000000011ff8001 CR4: 0000000000772ef0
[  246.536239][ T3604] PKRU: 55555554
[  246.536471][ T3604] Call Trace:
[  246.536695][ T3604]  <TASK>
[ 246.536860][ T3604] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 246.537176][ T3604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.537517][ T3604] netif_set_mtu (net/core/dev.c:9652) 
[ 246.537837][ T3604] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 246.538176][ T3604] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 246.538405][ T3604] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 246.538713][ T3604] br_add_if (net/bridge/br_if.c:697) 
[ 246.538951][ T3604] do_set_master (net/core/rtnetlink.c:2948) 
[ 246.539263][ T3604] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 246.539571][ T3604] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 246.539890][ T3604] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 246.540279][ T3604] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 246.540584][ T3604] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 246.540881][ T3604] ? __kernel_text_address (kernel/extable.c:79) 
[ 246.541188][ T3604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.541490][ T3604] ? __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) 
[ 246.541794][ T3604] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 246.542173][ T3604] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.542477][ T3604] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.542771][ T3604] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 246.543095][ T3604] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 246.543449][ T3604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.543750][ T3604] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 246.544043][ T3604] ? __create_object (mm/kmemleak.c:771) 
[ 246.544362][ T3604] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 246.544665][ T3604] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 246.544984][ T3604] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 246.545365][ T3604] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 246.545675][ T3604] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 246.545980][ T3604] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.546285][ T3604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.546587][ T3604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.546894][ T3604] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 246.547199][ T3604] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 246.547498][ T3604] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.547798][ T3604] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 246.548096][ T3604] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.548409][ T3604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.548711][ T3604] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 246.549013][ T3604] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.549319][ T3604] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 246.549637][ T3604] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 246.549934][ T3604] ? 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) 
[ 246.550242][ T3604] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 246.550543][ T3604] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 246.550837][ T3604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.551160][ T3604] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 246.551463][ T3604] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 246.551759][ T3604] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 246.552063][ T3604] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 246.552373][ T3604] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 246.552670][ T3604] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 246.553053][ T3604] ___sys_sendmsg (net/socket.c:2670) 
[ 246.553391][ T3604] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 246.553699][ T3604] ? __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) 
[ 246.554095][ T3604] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 246.554427][ T3604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.554744][ T3604] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.555069][ T3604] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.555379][ T3604] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 246.555704][ T3604] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 246.556030][ T3604] __sys_sendmsg (net/socket.c:2700) 
[ 246.556350][ T3604] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 246.556719][ T3604] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 246.557044][ T3604] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.557366][ T3604] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 246.557670][ T3604] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  246.558041][ T3604] RIP: 0033:0x7fc4542041e7
[ 246.558366][ T3604] 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)
[  246.559435][ T3604] RSP: 002b:00007ffc51f68e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  246.559903][ T3604] RAX: ffffffffffffffda RBX: 00007ffc51f695d0 RCX: 00007fc4542041e7
[  246.560358][ T3604] RDX: 0000000000000000 RSI: 00007ffc51f68f00 RDI: 0000000000000005
[  246.560802][ T3604] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  246.561249][ T3604] R10: 0000000017cda910 R11: 0000000000000246 R12: 0000000000000004
[  246.561693][ T3604] R13: 00000000686e4679 R14: 0000000000499600 R15: 0000000000000000
| [  248.991568][ T3636] ------------[ cut here ]------------
| [ 248.991885][ T3636] WARNING: CPU: 3 PID: 3636 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) 
| [  248.993687][ T3636] Modules linked in: psample xfrm_user macsec vxlan ip6_gre ip_gre gre cls_u32 sch_htb [last unloaded: netdevsim]
| [  248.995059][ T3636] Tainted: [W]=WARN
[  248.995297][ T3636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 248.995670][ T3636] 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) 
[ 248.996008][ T3636] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  248.997095][ T3636] RSP: 0018:ffffc90000ae6ef0 EFLAGS: 00010246
[  248.997479][ T3636] RAX: 0000000000000000 RBX: ffff88800b752000 RCX: 0000000000000001
[  248.997920][ T3636] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[  248.998380][ T3636] RBP: ffffc90000ae6fd8 R08: 0000000000000000 R09: 0000000000000000
[  248.998823][ T3636] R10: ffffc90000ae7008 R11: ffffffff8af8d1e0 R12: 1ffff9200015cde2
[  248.999273][ T3636] R13: 00000000000005dc R14: ffffc90000ae7008 R15: ffff88800b752f48
[  248.999722][ T3636] FS:  00007fbbc4033800(0000) GS:ffff8880e0519000(0000) knlGS:0000000000000000
[  249.000253][ T3636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  249.000627][ T3636] CR2: 00000000004e6e50 CR3: 0000000011e24002 CR4: 0000000000772ef0
[  249.001072][ T3636] PKRU: 55555554
[  249.001304][ T3636] Call Trace:
[  249.001532][ T3636]  <TASK>
[ 249.001694][ T3636] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 249.001994][ T3636] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.002319][ T3636] netif_set_mtu (net/core/dev.c:9652) 
[ 249.002622][ T3636] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 249.003029][ T3636] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 249.003264][ T3636] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 249.003574][ T3636] br_add_if (net/bridge/br_if.c:697) 
[ 249.003807][ T3636] do_set_master (net/core/rtnetlink.c:2948) 
[ 249.004155][ T3636] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 249.004473][ T3636] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 249.004871][ T3636] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 249.005174][ T3636] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 249.005494][ T3636] ? __kernel_text_address (kernel/extable.c:79) 
[ 249.005796][ T3636] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.006094][ T3636] ? __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) 
[ 249.006416][ T3636] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 249.006810][ T3636] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 249.007118][ T3636] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 249.007420][ T3636] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 249.007737][ T3636] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 249.008035][ T3636] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.008338][ T3636] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 249.008632][ T3636] ? __create_object (mm/kmemleak.c:771) 
[ 249.008953][ T3636] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 249.009261][ T3636] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 249.009569][ T3636] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 249.009951][ T3636] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 249.010266][ T3636] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 249.010570][ T3636] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 249.010866][ T3636] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.011176][ T3636] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.011476][ T3636] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 249.011781][ T3636] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 249.012079][ T3636] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 249.012385][ T3636] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 249.012681][ T3636] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 249.012982][ T3636] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.013292][ T3636] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 249.013597][ T3636] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 249.013897][ T3636] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 249.014221][ T3636] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 249.014516][ T3636] ? 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) 
[ 249.014816][ T3636] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 249.015114][ T3636] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 249.015417][ T3636] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.015718][ T3636] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 249.016017][ T3636] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 249.016331][ T3636] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 249.016634][ T3636] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 249.016932][ T3636] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 249.017235][ T3636] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 249.017616][ T3636] ___sys_sendmsg (net/socket.c:2670) 
[ 249.017910][ T3636] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 249.018210][ T3636] ? __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) 
[ 249.018588][ T3636] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 249.018886][ T3636] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.019192][ T3636] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.019494][ T3636] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.019822][ T3636] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 249.020116][ T3636] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 249.020430][ T3636] __sys_sendmsg (net/socket.c:2700) 
[ 249.020727][ T3636] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 249.021096][ T3636] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 249.021413][ T3636] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 249.021716][ T3636] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 249.022019][ T3636] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  249.022393][ T3636] RIP: 0033:0x7fbbc42001e7
[ 249.022701][ T3636] 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)
[  249.023778][ T3636] RSP: 002b:00007ffd324ec808 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  249.024234][ T3636] RAX: ffffffffffffffda RBX: 00007ffd324ecf40 RCX: 00007fbbc42001e7
[  249.024679][ T3636] RDX: 0000000000000000 RSI: 00007ffd324ec870 RDI: 0000000000000005
[  249.025129][ T3636] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  249.025582][ T3636] R10: 0000000018ecf910 R11: 0000000000000246 R12: 0000000000000004
[  249.026035][ T3636] R13: 00000000686e467b R14: 0000000000499600 R15: 0000000000000000
| [  253.639527][ T3713] ------------[ cut here ]------------
| [ 253.639901][ T3713] WARNING: CPU: 2 PID: 3713 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) 
| [  253.640889][ T3713] Modules linked in: bonding netdevsim psample xfrm_user macsec vxlan ip6_gre ip_gre gre cls_u32 sch_htb [last unloaded: netdevsim]
| [  253.642389][ T3713] Tainted: [W]=WARN
[  253.642664][ T3713] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 253.643077][ T3713] 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) 
[ 253.643430][ T3713] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  253.644578][ T3713] RSP: 0018:ffffc90000616ef0 EFLAGS: 00010246
[  253.644993][ T3713] RAX: 0000000000000000 RBX: ffff88800d62a000 RCX: 0000000000000001
[  253.645488][ T3713] RDX: 0000000000000000 RSI: ffffffff8a510759 RDI: ffffffff89c58280
[  253.645969][ T3713] RBP: ffffc90000616fd8 R08: 0000000000000000 R09: 0000000000000000
[  253.646474][ T3713] R10: ffffc90000617008 R11: ffffffff8b8ceab8 R12: 1ffff920000c2de2
[  253.646964][ T3713] R13: 00000000000005dc R14: ffffc90000617008 R15: ffff88800d62af48
[  253.647459][ T3713] FS:  00007f29580d8800(0000) GS:ffff8880e0499000(0000) knlGS:0000000000000000
[  253.648023][ T3713] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  253.648448][ T3713] CR2: 00000000004e5a68 CR3: 0000000011059003 CR4: 0000000000772ef0
[  253.648947][ T3713] PKRU: 55555554
[  253.649205][ T3713] Call Trace:
[  253.649460][ T3713]  <TASK>
[ 253.649649][ T3713] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 253.649988][ T3713] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 253.650331][ T3713] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 253.650735][ T3713] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 253.651071][ T3713] netif_set_mtu (net/core/dev.c:9652) 
[ 253.651414][ T3713] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 253.651758][ T3713] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 253.652184][ T3713] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 253.652442][ T3713] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 253.652776][ T3713] br_add_if (net/bridge/br_if.c:697) 
[ 253.653040][ T3713] do_set_master (net/core/rtnetlink.c:2948) 
[ 253.653374][ T3713] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 253.653719][ T3713] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 253.654053][ T3713] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 253.654477][ T3713] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 253.654818][ T3713] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 253.655157][ T3713] ? __kernel_text_address (kernel/extable.c:79) 
[ 253.655486][ T3713] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 253.655823][ T3713] ? __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) 
[ 253.656168][ T3713] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 253.656574][ T3713] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 253.656902][ T3713] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 253.657377][ T3713] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 253.657836][ T3713] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 253.658325][ T3713] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 253.658788][ T3713] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 253.659270][ T3713] ? __create_object (mm/kmemleak.c:771) 
[ 253.659669][ T3713] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 253.659989][ T3713] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 253.660316][ T3713] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 253.660700][ T3713] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 253.661019][ T3713] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 253.661347][ T3713] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 253.661663][ T3713] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 253.661994][ T3713] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 253.662312][ T3713] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 253.662623][ T3713] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 253.662944][ T3713] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 253.663279][ T3713] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 253.663605][ T3713] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 253.663935][ T3713] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 253.664283][ T3713] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 253.664611][ T3713] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 253.664933][ T3713] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 253.665287][ T3713] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 253.665600][ T3713] ? 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) 
[ 253.665918][ T3713] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 253.666245][ T3713] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 253.666555][ T3713] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 253.666873][ T3713] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 253.667196][ T3713] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 253.667511][ T3713] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 253.667830][ T3713] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 253.668155][ T3713] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 253.668465][ T3713] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 253.668873][ T3713] ___sys_sendmsg (net/socket.c:2670) 
[ 253.669213][ T3713] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 253.669526][ T3713] ? __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) 
[ 253.669931][ T3713] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 253.670256][ T3713] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 253.670573][ T3713] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 253.670907][ T3713] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 253.671245][ T3713] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 253.671558][ T3713] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 253.671878][ T3713] __sys_sendmsg (net/socket.c:2700) 
[ 253.672197][ T3713] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 253.672577][ T3713] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 253.672907][ T3713] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 253.673236][ T3713] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 253.673559][ T3713] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  253.673942][ T3713] RIP: 0033:0x7f29582a51e7
[ 253.674275][ T3713] 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)
[  253.675374][ T3713] RSP: 002b:00007ffd0f44ea28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  253.675856][ T3713] RAX: ffffffffffffffda RBX: 00007ffd0f44f150 RCX: 00007f29582a51e7
[  253.676347][ T3713] RDX: 0000000000000000 RSI: 00007ffd0f44ea90 RDI: 0000000000000005
[  253.676829][ T3713] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  253.677323][ T3713] R10: 000000003e03a910 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:erspan_newlink
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:ipgre_newlink
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_ctl:ipgre_tunnel_ctl