====================================== | xx__-> [ 116.930433][ T698] tun: Universal TUN/TAP device driver, 1.6 | [ 121.397781][ T729] ------------[ cut here ]------------ | [ 121.398652][ T729] WARNING: CPU: 1 PID: 729 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) | [ 121.399682][ T729] Modules linked in: xt_conntrack nft_compat tun nf_conntrack_netlink nft_nat nft_numgen nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sctp_diag nft_limit tcp_diag inet_diag nfnetlink_queue nft_queue nf_tables veth sctp ip6_udp_tunnel udp_tunnel [ 121.402954][ T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.403363][ T729] 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) [ 121.403682][ T729] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02 mov 0x2381c87(%rip),%eax # 0x2381c8f 8: 85 c0 test %eax,%eax a: 0f 84 52 fe ff ff je 0xfffffffffffffe62 10: 48 8d bb a0 0c 00 00 lea 0xca0(%rbx),%rdi 17: be ff ff ff ff mov $0xffffffff,%esi 1c: e8 ca d1 79 00 call 0x79d1eb 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 [ 121.404748][ T729] RSP: 0018:ffffc900005b7930 EFLAGS: 00010246 [ 121.405117][ T729] RAX: 0000000000000000 RBX: ffff88800ca1c000 RCX: 0000000000000001 [ 121.405575][ T729] RDX: 0000000000000000 RSI: ffffffffb149f52e RDI: ffffffffb0c5a5a0 [ 121.406007][ T729] RBP: ffffc900005b7a18 R08: ffff88800ca1c008 R09: 0000000000000000 [ 121.407175][ T729] R10: ffffc900005b7a48 R11: ffffffffb2259728 R12: 1ffff920000b6f2a [ 121.407663][ T729] R13: 00000000000005f0 R14: ffffc900005b7a48 R15: ffffc900005b7d40 [ 121.408094][ T729] FS: 00007f4aad186740(0000) GS:ffff888082d27000(0000) knlGS:0000000000000000 [ 121.408628][ T729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.408991][ T729] CR2: 000055872ea8b5e6 CR3: 000000000bd3d002 CR4: 0000000000772ef0 [ 121.409468][ T729] PKRU: 55555554 [ 121.409687][ T729] Call Trace: [ 121.409904][ T729] [ 121.410056][ T729] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 121.410354][ T729] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 121.410808][ T729] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 121.411166][ T729] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 121.411466][ T729] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 121.411763][ T729] netif_set_mtu (net/core/dev.c:9652) [ 121.412052][ T729] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 121.412361][ T729] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 121.412664][ T729] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 121.412880][ T729] dev_ifsioc (net/core/dev_ioctl.c:572) [ 121.413175][ T729] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) [ 121.413474][ T729] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 121.413764][ T729] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 121.414054][ T729] ? dev_load (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/dev_ioctl.c:678) [ 121.414277][ T729] ? __lock_release (kernel/locking/lockdep.c:5539) [ 121.414660][ T729] dev_ioctl (net/core/dev_ioctl.c:824) [ 121.414878][ T729] sock_do_ioctl (net/socket.c:1252) [ 121.415189][ T729] ? __pfx_sock_do_ioctl (net/socket.c:1230) [ 121.415486][ T729] ? __pmd_alloc (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/mm.h:976 ./include/linux/mm.h:2879 ./include/linux/mm.h:2977 ./include/asm-generic/pgalloc.h:160 mm/memory.c:6477) [ 121.415768][ T729] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 121.416052][ T729] ? __lock_release (kernel/locking/lockdep.c:5585) [ 121.416369][ T729] sock_ioctl (net/socket.c:1362) [ 121.416592][ T729] ? __pfx_sock_ioctl (net/socket.c:1266) [ 121.416875][ T729] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 121.417169][ T729] ? 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) [ 121.417465][ T729] ? __lock_release (kernel/locking/lockdep.c:5539) [ 121.417751][ T729] ? 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) [ 121.418040][ T729] __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) [ 121.418337][ T729] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 121.418680][ T729] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 121.419039][ T729] RIP: 0033:0x7f4aad28ce4b [ 121.419379][ T729] Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 4f 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff (bad) 1: ff (bad) 2: ff 85 c0 79 9b 49 incl 0x499b79c0(%rbp) 8: c7 c4 ff ff ff ff mov $0xffffffff,%esp e: 5b pop %rbx f: 5d pop %rbp 10: 4c 89 e0 mov %r12,%rax 13: 41 5c pop %r12 15: c3 ret 16: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 1d: 00 00 1f: f3 0f 1e fa endbr64 23: b8 10 00 00 00 mov $0x10,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4fb7 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4f8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 121.420438][ T729] RSP: 002b:00007fffcd56e608 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 121.420924][ T729] RAX: ffffffffffffffda RBX: 00007fffcd56e968 RCX: 00007f4aad28ce4b [ 121.421370][ T729] RDX: 00007fffcd56e660 RSI: 0000000000008922 RDI: 0000000000000008 [ 121.421837][ T729] RBP: 00007fffcd56e978 R08: 1999999999999999 R09: 0000000000000000 [ 121.422289][ T729] R10: 00007f4aad327ac0 R11: 0000000000000246 R12: 00007fffcd56f981 [ 121.422792][ T729] R13: 000055872ea7a8f0 R14: 00007fffcd56e660 R15: 000055872ea858a2 | [ 130.894066][ T788] ------------[ cut here ]------------ | [ 130.894430][ T788] WARNING: CPU: 1 PID: 788 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) | [ 130.895005][ T788] Modules linked in: xt_conntrack nft_compat tun nf_conntrack_netlink nft_nat nft_numgen nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sctp_diag nft_limit tcp_diag inet_diag nfnetlink_queue nft_queue nf_tables veth sctp ip6_udp_tunnel udp_tunnel | [ 130.898646][ T788] Tainted: [W]=WARN [ 130.898872][ T788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.899266][ T788] 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) [ 130.899571][ T788] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02 mov 0x2381c87(%rip),%eax # 0x2381c8f 8: 85 c0 test %eax,%eax a: 0f 84 52 fe ff ff je 0xfffffffffffffe62 10: 48 8d bb a0 0c 00 00 lea 0xca0(%rbx),%rdi 17: be ff ff ff ff mov $0xffffffff,%esi 1c: e8 ca d1 79 00 call 0x79d1eb 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 [ 130.900592][ T788] RSP: 0018:ffffc900004d7930 EFLAGS: 00010246 [ 130.900952][ T788] RAX: 0000000000000000 RBX: ffff8880021b0000 RCX: 0000000000000001 [ 130.901391][ T788] RDX: 0000000000000000 RSI: ffffffffb149f52e RDI: ffffffffb0c5a5a0 [ 130.901819][ T788] RBP: ffffc900004d7a18 R08: ffff8880021b0008 R09: 0000000000000000 [ 130.902254][ T788] R10: ffffc900004d7a48 R11: ffffffffb2259728 R12: 1ffff9200009af2a [ 130.902678][ T788] R13: 00000000000005f0 R14: ffffc900004d7a48 R15: ffffc900004d7d40 [ 130.903110][ T788] FS: 00007fe94cf61740(0000) GS:ffff888082d27000(0000) knlGS:0000000000000000 [ 130.903617][ T788] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.903979][ T788] CR2: 00005607b51ff5e6 CR3: 000000000934e006 CR4: 0000000000772ef0 [ 130.904417][ T788] PKRU: 55555554 [ 130.904633][ T788] Call Trace: [ 130.904845][ T788] [ 130.904993][ T788] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 130.905293][ T788] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 130.905580][ T788] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 130.905873][ T788] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 130.906162][ T788] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 130.906449][ T788] netif_set_mtu (net/core/dev.c:9652) [ 130.906733][ T788] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 130.907028][ T788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 130.907333][ T788] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 130.907554][ T788] dev_ifsioc (net/core/dev_ioctl.c:572) [ 130.907841][ T788] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) [ 130.908128][ T788] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 130.908435][ T788] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 130.908726][ T788] ? dev_load (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/dev_ioctl.c:678) [ 130.908940][ T788] ? __lock_release (kernel/locking/lockdep.c:5539) [ 130.909246][ T788] dev_ioctl (net/core/dev_ioctl.c:824) [ 130.909473][ T788] sock_do_ioctl (net/socket.c:1252) [ 130.909765][ T788] ? __pfx_sock_do_ioctl (net/socket.c:1230) [ 130.910052][ T788] ? __pmd_alloc (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/mm.h:976 ./include/linux/mm.h:2879 ./include/linux/mm.h:2977 ./include/asm-generic/pgalloc.h:160 mm/memory.c:6477) [ 130.910351][ T788] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 130.910637][ T788] ? __lock_release (kernel/locking/lockdep.c:5585) [ 130.910936][ T788] sock_ioctl (net/socket.c:1362) [ 130.911173][ T788] ? __pfx_sock_ioctl (net/socket.c:1266) [ 130.911467][ T788] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 130.911761][ T788] ? 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) [ 130.912045][ T788] ? __lock_release (kernel/locking/lockdep.c:5539) [ 130.912340][ T788] ? 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) [ 130.912631][ T788] __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) [ 130.912927][ T788] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 130.913228][ T788] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 130.913592][ T788] RIP: 0033:0x7fe94d067e4b [ 130.913886][ T788] Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 4f 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff (bad) 1: ff (bad) 2: ff 85 c0 79 9b 49 incl 0x499b79c0(%rbp) 8: c7 c4 ff ff ff ff mov $0xffffffff,%esp e: 5b pop %rbx f: 5d pop %rbp 10: 4c 89 e0 mov %r12,%rax 13: 41 5c pop %r12 15: c3 ret 16: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 1d: 00 00 1f: f3 0f 1e fa endbr64 23: b8 10 00 00 00 mov $0x10,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4fb7 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4f8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 130.914920][ T788] RSP: 002b:00007ffe96780688 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 130.915358][ T788] RAX: ffffffffffffffda RBX: 00007ffe967809e8 RCX: 00007fe94d067e4b [ 130.915794][ T788] RDX: 00007ffe967806e0 RSI: 0000000000008922 RDI: 0000000000000008 [ 130.916240][ T788] RBP: 00007ffe967809f8 R08: 1999999999999999 R09: 0000000000000000 [ 130.916670][ T788] R10: 00007fe94d102ac0 R11: 0000000000000246 R12: 00007ffe96782981 [ 130.917102][ T788] R13: 00005607b51ee8f0 R14: 00007ffe967806e0 R15: 00005607b51f98a2 | [ 140.825473][ T863] ------------[ cut here ]------------ | [ 140.825839][ T863] WARNING: CPU: 2 PID: 863 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) | [ 140.826468][ T863] Modules linked in: xt_conntrack nft_compat tun nf_conntrack_netlink nft_nat nft_numgen nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sctp_diag nft_limit tcp_diag inet_diag nfnetlink_queue nft_queue nf_tables veth sctp ip6_udp_tunnel udp_tunnel | [ 140.828441][ T863] Tainted: [W]=WARN [ 140.828662][ T863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.829018][ T863] 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) [ 140.829377][ T863] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02 mov 0x2381c87(%rip),%eax # 0x2381c8f 8: 85 c0 test %eax,%eax a: 0f 84 52 fe ff ff je 0xfffffffffffffe62 10: 48 8d bb a0 0c 00 00 lea 0xca0(%rbx),%rdi 17: be ff ff ff ff mov $0xffffffff,%esi 1c: e8 ca d1 79 00 call 0x79d1eb 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 [ 140.830406][ T863] RSP: 0018:ffffc900012a7930 EFLAGS: 00010246 [ 140.830900][ T863] RAX: 0000000000000000 RBX: ffff888005110000 RCX: 0000000000000001 [ 140.831433][ T863] RDX: 0000000000000000 RSI: ffffffffb149f52e RDI: ffffffffb0c5a5a0 [ 140.831994][ T863] RBP: ffffc900012a7a18 R08: ffff888005110008 R09: 0000000000000000 [ 140.832678][ T863] R10: ffffc900012a7a48 R11: ffffffffb2259728 R12: 1ffff92000254f2a [ 140.833178][ T863] R13: 00000000000005f0 R14: ffffc900012a7a48 R15: ffffc900012a7d40 [ 140.833604][ T863] FS: 00007f9331746740(0000) GS:ffff888082da7000(0000) knlGS:0000000000000000 [ 140.834111][ T863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.834497][ T863] CR2: 0000561f2d02d5e6 CR3: 000000000bb85004 CR4: 0000000000772ef0 [ 140.834925][ T863] PKRU: 55555554 [ 140.835160][ T863] Call Trace: [ 140.835381][ T863] [ 140.835538][ T863] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 140.835843][ T863] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 140.836146][ T863] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 140.836445][ T863] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 140.836727][ T863] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 140.837016][ T863] netif_set_mtu (net/core/dev.c:9652) [ 140.837313][ T863] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 140.837610][ T863] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 140.837904][ T863] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 140.838153][ T863] dev_ifsioc (net/core/dev_ioctl.c:572) [ 140.838450][ T863] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) [ 140.838739][ T863] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 140.839039][ T863] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 140.839354][ T863] ? dev_load (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/dev_ioctl.c:678) [ 140.839571][ T863] ? __lock_release (kernel/locking/lockdep.c:5539) [ 140.839866][ T863] dev_ioctl (net/core/dev_ioctl.c:824) [ 140.840089][ T863] sock_do_ioctl (net/socket.c:1252) [ 140.840398][ T863] ? __pfx_sock_do_ioctl (net/socket.c:1230) [ 140.840683][ T863] ? __pmd_alloc (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/mm.h:976 ./include/linux/mm.h:2879 ./include/linux/mm.h:2977 ./include/asm-generic/pgalloc.h:160 mm/memory.c:6477) [ 140.840966][ T863] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 140.841262][ T863] ? __lock_release (kernel/locking/lockdep.c:5585) [ 140.841563][ T863] sock_ioctl (net/socket.c:1362) [ 140.841782][ T863] ? __pfx_sock_ioctl (net/socket.c:1266) [ 140.842066][ T863] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 140.842379][ T863] ? 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) [ 140.842676][ T863] ? __lock_release (kernel/locking/lockdep.c:5539) [ 140.842966][ T863] ? 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) [ 140.843269][ T863] __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) [ 140.843562][ T863] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 140.843848][ T863] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 140.844210][ T863] RIP: 0033:0x7f933184ce4b [ 140.844510][ T863] Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 4f 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff (bad) 1: ff (bad) 2: ff 85 c0 79 9b 49 incl 0x499b79c0(%rbp) 8: c7 c4 ff ff ff ff mov $0xffffffff,%esp e: 5b pop %rbx f: 5d pop %rbp 10: 4c 89 e0 mov %r12,%rax 13: 41 5c pop %r12 15: c3 ret 16: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 1d: 00 00 1f: f3 0f 1e fa endbr64 23: b8 10 00 00 00 mov $0x10,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4fb7 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4f8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 140.845528][ T863] RSP: 002b:00007fff304522e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 140.845956][ T863] RAX: ffffffffffffffda RBX: 00007fff30452648 RCX: 00007f933184ce4b [ 140.846407][ T863] RDX: 00007fff30452340 RSI: 0000000000008922 RDI: 0000000000000008 [ 140.846837][ T863] RBP: 00007fff30452658 R08: 1999999999999999 R09: 0000000000000000 [ 140.847268][ T863] R10: 00007f93318e7ac0 R11: 0000000000000246 R12: 00007fff30452981 [ 140.847688][ T863] R13: 0000561f2d01c8f0 R14: 00007fff30452340 R15: 0000561f2d0278a2 | [ 151.518575][ T946] ------------[ cut here ]------------ | [ 151.518903][ T946] WARNING: CPU: 1 PID: 946 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) | [ 151.519484][ T946] Modules linked in: xt_conntrack nft_compat tun nf_conntrack_netlink nft_nat nft_numgen nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sctp_diag nft_limit tcp_diag inet_diag nfnetlink_queue nft_queue nf_tables veth sctp ip6_udp_tunnel udp_tunnel | [ 151.521323][ T946] Tainted: [W]=WARN [ 151.521537][ T946] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.521876][ T946] 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) [ 151.522167][ T946] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02 mov 0x2381c87(%rip),%eax # 0x2381c8f 8: 85 c0 test %eax,%eax a: 0f 84 52 fe ff ff je 0xfffffffffffffe62 10: 48 8d bb a0 0c 00 00 lea 0xca0(%rbx),%rdi 17: be ff ff ff ff mov $0xffffffff,%esi 1c: e8 ca d1 79 00 call 0x79d1eb 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 [ 151.523186][ T946] RSP: 0018:ffffc90001547930 EFLAGS: 00010246 [ 151.523535][ T946] RAX: 0000000000000000 RBX: ffff88800a4c0000 RCX: 0000000000000001 [ 151.523943][ T946] RDX: 0000000000000000 RSI: ffffffffb149f52e RDI: ffffffffb0c5a5a0 [ 151.524358][ T946] RBP: ffffc90001547a18 R08: ffff88800a4c0008 R09: 0000000000000000 [ 151.524767][ T946] R10: ffffc90001547a48 R11: ffffffffb2259728 R12: 1ffff920002a8f2a [ 151.525190][ T946] R13: 00000000000005f0 R14: ffffc90001547a48 R15: ffffc90001547d40 [ 151.525643][ T946] FS: 00007f2b7aaa2740(0000) GS:ffff888082d27000(0000) knlGS:0000000000000000 [ 151.526122][ T946] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.526475][ T946] CR2: 00005599a8c6d5e6 CR3: 000000000528d002 CR4: 0000000000772ef0 [ 151.526895][ T946] PKRU: 55555554 [ 151.527102][ T946] Call Trace: [ 151.527313][ T946] [ 151.527479][ T946] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 151.527755][ T946] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.528030][ T946] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 151.528374][ T946] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 151.528694][ T946] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 151.528983][ T946] netif_set_mtu (net/core/dev.c:9652) [ 151.529287][ T946] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 151.529567][ T946] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 151.529868][ T946] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 151.530081][ T946] dev_ifsioc (net/core/dev_ioctl.c:572) [ 151.530363][ T946] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) [ 151.530633][ T946] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 151.530932][ T946] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 151.531220][ T946] ? dev_load (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/dev_ioctl.c:678) [ 151.531423][ T946] ? __lock_release (kernel/locking/lockdep.c:5539) [ 151.531701][ T946] dev_ioctl (net/core/dev_ioctl.c:824) [ 151.531908][ T946] sock_do_ioctl (net/socket.c:1252) [ 151.532211][ T946] ? __pfx_sock_do_ioctl (net/socket.c:1230) [ 151.532503][ T946] ? __pmd_alloc (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/mm.h:976 ./include/linux/mm.h:2879 ./include/linux/mm.h:2977 ./include/asm-generic/pgalloc.h:160 mm/memory.c:6477) [ 151.532773][ T946] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 151.533043][ T946] ? __lock_release (kernel/locking/lockdep.c:5585) [ 151.533346][ T946] sock_ioctl (net/socket.c:1362) [ 151.533551][ T946] ? __pfx_sock_ioctl (net/socket.c:1266) [ 151.533819][ T946] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 151.534089][ T946] ? 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) [ 151.534367][ T946] ? __lock_release (kernel/locking/lockdep.c:5539) [ 151.534637][ T946] ? 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) [ 151.534916][ T946] __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) [ 151.535203][ T946] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 151.535482][ T946] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 151.535817][ T946] RIP: 0033:0x7f2b7aba8e4b [ 151.536098][ T946] Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 4f 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff (bad) 1: ff (bad) 2: ff 85 c0 79 9b 49 incl 0x499b79c0(%rbp) 8: c7 c4 ff ff ff ff mov $0xffffffff,%esp e: 5b pop %rbx f: 5d pop %rbp 10: 4c 89 e0 mov %r12,%rax 13: 41 5c pop %r12 15: c3 ret 16: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 1d: 00 00 1f: f3 0f 1e fa endbr64 23: b8 10 00 00 00 mov $0x10,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4fb7 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4f8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 151.537083][ T946] RSP: 002b:00007fff6a0a6d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 151.537503][ T946] RAX: ffffffffffffffda RBX: 00007fff6a0a70d8 RCX: 00007f2b7aba8e4b [ 151.537912][ T946] RDX: 00007fff6a0a6dd0 RSI: 0000000000008922 RDI: 0000000000000008 [ 151.538329][ T946] RBP: 00007fff6a0a70e8 R08: 1999999999999999 R09: 0000000000000000 [ 151.538736][ T946] R10: 00007f2b7ac43ac0 R11: 0000000000000246 R12: 00007fff6a0a7981 [ 151.539277][ T946] R13: 00005599a8c5c8f0 R14: 00007fff6a0a6dd0 R15: 00005599a8c678a2 | [ 162.677369][ T1019] ------------[ cut here ]------------ | [ 162.677699][ T1019] WARNING: CPU: 3 PID: 1019 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) | [ 162.678277][ T1019] Modules linked in: xt_conntrack nft_compat tun nf_conntrack_netlink nft_nat nft_numgen nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sctp_diag nft_limit tcp_diag inet_diag nfnetlink_queue nft_queue nf_tables veth sctp ip6_udp_tunnel udp_tunnel | [ 162.680387][ T1019] Tainted: [W]=WARN [ 162.680609][ T1019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.680952][ T1019] 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) [ 162.683993][ T1019] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02 mov 0x2381c87(%rip),%eax # 0x2381c8f 8: 85 c0 test %eax,%eax a: 0f 84 52 fe ff ff je 0xfffffffffffffe62 10: 48 8d bb a0 0c 00 00 lea 0xca0(%rbx),%rdi 17: be ff ff ff ff mov $0xffffffff,%esi 1c: e8 ca d1 79 00 call 0x79d1eb 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 [ 162.685251][ T1019] RSP: 0018:ffffc900015b7930 EFLAGS: 00010246 [ 162.685607][ T1019] RAX: 0000000000000000 RBX: ffff88800bb3c000 RCX: 0000000000000001 [ 162.686041][ T1019] RDX: 0000000000000000 RSI: ffffffffb149f52e RDI: ffffffffb0c5a5a0 [ 162.686515][ T1019] RBP: ffffc900015b7a18 R08: ffff88800bb3c008 R09: 0000000000000000 [ 162.686926][ T1019] R10: ffffc900015b7a48 R11: ffffffffb2259728 R12: 1ffff920002b6f2a [ 162.687350][ T1019] R13: 00000000000005f0 R14: ffffc900015b7a48 R15: ffffc900015b7d40 [ 162.687760][ T1019] FS: 00007facee23c740(0000) GS:ffff888082e27000(0000) knlGS:0000000000000000 [ 162.688311][ T1019] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 162.688662][ T1019] CR2: 000055c8711e25e6 CR3: 000000000bdf0002 CR4: 0000000000772ef0 [ 162.689083][ T1019] PKRU: 55555554 [ 162.689316][ T1019] Call Trace: [ 162.689526][ T1019] [ 162.689673][ T1019] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 162.689963][ T1019] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 162.690251][ T1019] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 162.690540][ T1019] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 162.690813][ T1019] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 162.691110][ T1019] netif_set_mtu (net/core/dev.c:9652) [ 162.691416][ T1019] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 162.691706][ T1019] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 162.691989][ T1019] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 162.692257][ T1019] dev_ifsioc (net/core/dev_ioctl.c:572) [ 162.692537][ T1019] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) [ 162.692813][ T1019] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 162.693104][ T1019] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 162.693393][ T1019] ? dev_load (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/dev_ioctl.c:678) [ 162.693597][ T1019] ? __lock_release (kernel/locking/lockdep.c:5539) [ 162.693883][ T1019] dev_ioctl (net/core/dev_ioctl.c:824) [ 162.694098][ T1019] sock_do_ioctl (net/socket.c:1252) [ 162.694404][ T1019] ? __pfx_sock_do_ioctl (net/socket.c:1230) [ 162.694679][ T1019] ? __pmd_alloc (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/mm.h:976 ./include/linux/mm.h:2879 ./include/linux/mm.h:2977 ./include/asm-generic/pgalloc.h:160 mm/memory.c:6477) [ 162.694950][ T1019] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 162.695292][ T1019] ? __lock_release (kernel/locking/lockdep.c:5585) [ 162.695599][ T1019] sock_ioctl (net/socket.c:1362) [ 162.695824][ T1019] ? __pfx_sock_ioctl (net/socket.c:1266) [ 162.696115][ T1019] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 162.696423][ T1019] ? 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) [ 162.696707][ T1019] ? __lock_release (kernel/locking/lockdep.c:5539) [ 162.696984][ T1019] ? 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) [ 162.697277][ T1019] __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) [ 162.697556][ T1019] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 162.697836][ T1019] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 162.698189][ T1019] RIP: 0033:0x7facee342e4b [ 162.698477][ T1019] Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 4f 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff (bad) 1: ff (bad) 2: ff 85 c0 79 9b 49 incl 0x499b79c0(%rbp) 8: c7 c4 ff ff ff ff mov $0xffffffff,%esp e: 5b pop %rbx f: 5d pop %rbp 10: 4c 89 e0 mov %r12,%rax 13: 41 5c pop %r12 15: c3 ret 16: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 1d: 00 00 1f: f3 0f 1e fa endbr64 23: b8 10 00 00 00 mov $0x10,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4fb7 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4f8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 162.699543][ T1019] RSP: 002b:00007ffcfb6320e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 162.699959][ T1019] RAX: ffffffffffffffda RBX: 00007ffcfb632448 RCX: 00007facee342e4b [ 162.700421][ T1019] RDX: 00007ffcfb632140 RSI: 0000000000008922 RDI: 0000000000000008 [ 162.700839][ T1019] RBP: 00007ffcfb632458 R08: 1999999999999999 R09: 0000000000000000 [ 162.701265][ T1019] R10: 00007facee3ddac0 R11: 0000000000000246 R12: 00007ffcfb632980 [ 162.701673][ T1019] R13: 000055c8711d18f0 R14: 00007ffcfb632140 R15: 000055c8711dc8a2 | [ 172.755647][ T1096] ------------[ cut here ]------------ | [ 172.756046][ T1096] WARNING: CPU: 2 PID: 1096 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) | [ 172.756669][ T1096] Modules linked in: xt_conntrack nft_compat tun nf_conntrack_netlink nft_nat nft_numgen nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sctp_diag nft_limit tcp_diag inet_diag nfnetlink_queue nft_queue nf_tables veth sctp ip6_udp_tunnel udp_tunnel | [ 172.759268][ T1096] Tainted: [W]=WARN [ 172.759519][ T1096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 172.759898][ T1096] 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) [ 172.760224][ T1096] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02 mov 0x2381c87(%rip),%eax # 0x2381c8f 8: 85 c0 test %eax,%eax a: 0f 84 52 fe ff ff je 0xfffffffffffffe62 10: 48 8d bb a0 0c 00 00 lea 0xca0(%rbx),%rdi 17: be ff ff ff ff mov $0xffffffff,%esi 1c: e8 ca d1 79 00 call 0x79d1eb 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 [ 172.761280][ T1096] RSP: 0018:ffffc900018b7930 EFLAGS: 00010246 [ 172.761665][ T1096] RAX: 0000000000000000 RBX: ffff88800ec98000 RCX: 0000000000000001 [ 172.762107][ T1096] RDX: 0000000000000000 RSI: ffffffffb149f52e RDI: ffffffffb0c5a5a0 [ 172.762582][ T1096] RBP: ffffc900018b7a18 R08: ffff88800ec98008 R09: 0000000000000000 [ 172.763028][ T1096] R10: ffffc900018b7a48 R11: ffffffffb2259728 R12: 1ffff92000316f2a [ 172.763487][ T1096] R13: 00000000000005f0 R14: ffffc900018b7a48 R15: ffffc900018b7d40 [ 172.763930][ T1096] FS: 00007f5be75cd740(0000) GS:ffff888082da7000(0000) knlGS:0000000000000000 [ 172.764468][ T1096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 172.764855][ T1096] CR2: 000055d92da965e6 CR3: 000000000904a001 CR4: 0000000000772ef0 [ 172.765314][ T1096] PKRU: 55555554 [ 172.765550][ T1096] Call Trace: [ 172.765782][ T1096] [ 172.765948][ T1096] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 172.766282][ T1096] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 172.766607][ T1096] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 172.766919][ T1096] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 172.767230][ T1096] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 172.767535][ T1096] netif_set_mtu (net/core/dev.c:9652) [ 172.767843][ T1096] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 172.768167][ T1096] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 172.768481][ T1096] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 172.768726][ T1096] dev_ifsioc (net/core/dev_ioctl.c:572) [ 172.769035][ T1096] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) [ 172.769437][ T1096] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 172.769827][ T1096] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 172.770256][ T1096] ? dev_load (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/dev_ioctl.c:678) [ 172.770506][ T1096] ? __lock_release (kernel/locking/lockdep.c:5539) [ 172.770821][ T1096] dev_ioctl (net/core/dev_ioctl.c:824) [ 172.771055][ T1096] sock_do_ioctl (net/socket.c:1252) [ 172.771399][ T1096] ? __pfx_sock_do_ioctl (net/socket.c:1230) [ 172.771716][ T1096] ? __pmd_alloc (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/mm.h:976 ./include/linux/mm.h:2879 ./include/linux/mm.h:2977 ./include/asm-generic/pgalloc.h:160 mm/memory.c:6477) [ 172.772025][ T1096] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 172.772351][ T1096] ? __lock_release (kernel/locking/lockdep.c:5585) [ 172.772671][ T1096] sock_ioctl (net/socket.c:1362) [ 172.772906][ T1096] ? __pfx_sock_ioctl (net/socket.c:1266) [ 172.773257][ T1096] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 172.773573][ T1096] ? 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) [ 172.773952][ T1096] ? __lock_release (kernel/locking/lockdep.c:5539) [ 172.774370][ T1096] ? 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) [ 172.774758][ T1096] __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) [ 172.775197][ T1096] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 172.775615][ T1096] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 172.776059][ T1096] RIP: 0033:0x7f5be76d3e4b [ 172.776403][ T1096] Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 4f 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff (bad) 1: ff (bad) 2: ff 85 c0 79 9b 49 incl 0x499b79c0(%rbp) 8: c7 c4 ff ff ff ff mov $0xffffffff,%esp e: 5b pop %rbx f: 5d pop %rbp 10: 4c 89 e0 mov %r12,%rax 13: 41 5c pop %r12 15: c3 ret 16: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 1d: 00 00 1f: f3 0f 1e fa endbr64 23: b8 10 00 00 00 mov $0x10,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4fb7 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 7d 4f 0f 00 mov 0xf4f7d(%rip),%rcx # 0xf4f8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 172.777481][ T1096] RSP: 002b:00007ffec985f618 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 172.777929][ T1096] RAX: ffffffffffffffda RBX: 00007ffec985f978 RCX: 00007f5be76d3e4b [ 172.778552][ T1096] RDX: 00007ffec985f670 RSI: 0000000000008922 RDI: 0000000000000008 [ 172.779330][ T1096] RBP: 00007ffec985f988 R08: 1999999999999999 R09: 0000000000000000 [ 172.780052][ T1096] R10: 00007f5be776eac0 R11: 0000000000000246 R12: 00007ffec9861980 Finger prints: netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:dev_ifsioc:dev_ioctl