====================================== | [ 23.105968][ T344] ip_gre: GRE over IPv4 tunneling driver | [ 23.183712][ T343] ------------[ cut here ]------------ | [ 23.184225][ T343] WARNING: CPU: 3 PID: 343 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) | [ 23.184840][ T343] Modules linked in: ip_gre gre sch_ingress 8021q vrf veth [ 23.185927][ T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.186321][ T343] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) [ 23.186668][ T343] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 All code ======== 0: 00 00 add %al,(%rax) 2: 8b 05 b7 bb 3a 02 mov 0x23abbb7(%rip),%eax # 0x23abbbf 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 fa 61 7b 00 call 0x7b621b 21: 85 c0 test %eax,%eax 23: 0f 85 39 fe ff ff jne 0xfffffffffffffe62 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: e9 30 fe ff ff jmp 0xfffffffffffffe62 32: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 39: fc ff df 3c: 4c 89 fa mov %r15,%rdx 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: e9 30 fe ff ff jmp 0xfffffffffffffe38 8: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax f: fc ff df 12: 4c 89 fa mov %r15,%rdx 15: 48 rex.W [ 23.187803][ T343] RSP: 0018:ffffc900005d7000 EFLAGS: 00010246 [ 23.188232][ T343] RAX: 0000000000000000 RBX: ffff888009a99000 RCX: 0000000000000001 [ 23.188699][ T343] RDX: 0000000000000000 RSI: ffffffffa529b939 RDI: ffffffffa4a555e0 [ 23.189178][ T343] RBP: ffffc900005d70e8 R08: ffff888009a99218 R09: 0000000000000000 [ 23.189651][ T343] R10: ffffc900005d7118 R11: ffffffffa5779160 R12: 1ffff920000bae04 [ 23.190143][ T343] R13: 00000000000005b6 R14: ffffc900005d7118 R15: ffff888009a99218 [ 23.190630][ T343] FS: 00007fce5039a800(0000) GS:ffff88808f037000(0000) knlGS:0000000000000000 [ 23.191205][ T343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.191615][ T343] CR2: 00007f87d3130198 CR3: 000000000e827001 CR4: 0000000000772ef0 [ 23.192108][ T343] PKRU: 55555554 [ 23.192352][ T343] Call Trace: [ 23.192596][ T343] [ 23.192964][ T343] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) [ 23.193373][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 23.205242][ T343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 23.205555][ T343] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) [ 23.205890][ T343] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) [ 23.206201][ T343] netif_set_mtu (net/core/dev.c:9652) [ 23.206508][ T343] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 23.206833][ T343] ? dev_addr_mod (net/core/dev_addr_lists.c:584) [ 23.207158][ T343] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 23.207391][ T343] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) [ 23.207713][ T343] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) [ 23.208036][ T343] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre [ 23.208360][ T343] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre [ 23.208739][ T343] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) [ 23.209060][ T343] ? rtnl_create_link (net/core/rtnetlink.c:3642) [ 23.209367][ T343] rtnl_newlink_create (net/core/rtnetlink.c:3828) [ 23.209679][ T343] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) [ 23.209994][ T343] ? __dev_get_by_name (net/core/dev.c:865) [ 23.210298][ T343] ? rtnl_dev_get (net/core/rtnetlink.c:3404) [ 23.210617][ T343] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) [ 23.210988][ T343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) [ 23.211291][ T343] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) [ 23.211604][ T343] __rtnl_newlink (net/core/rtnetlink.c:3942) [ 23.211933][ T343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) [ 23.212254][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 23.212568][ T343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) [ 23.212880][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) [ 23.213198][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 23.213501][ T343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) [ 23.213809][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 23.214124][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 23.214438][ T343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 23.214753][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 23.215069][ T343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) [ 23.215388][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) [ 23.215691][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 23.216012][ T343] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 23.216336][ T343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) [ 23.216650][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 23.216963][ T343] netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 23.217282][ T343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) [ 23.217587][ T343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) [ 23.217906][ T343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 23.218227][ T343] ? __pfx_____sys_sendmsg (net/socket.c:2560) [ 23.218531][ T343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) [ 23.218931][ T343] ___sys_sendmsg (net/socket.c:2670) [ 23.219237][ T343] ? __pfx____sys_sendmsg (net/socket.c:2657) [ 23.219541][ T343] ? __pfx_handle_pte_fault (mm/memory.c:6026) [ 23.219862][ T343] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) [ 23.220167][ T343] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) [ 23.220488][ T343] ? __handle_mm_fault (mm/memory.c:6212) [ 23.220830][ T343] ? __pfx___handle_mm_fault (mm/memory.c:6121) [ 23.221159][ T343] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 23.221493][ T343] __sys_sendmsg (net/socket.c:2700) [ 23.221814][ T343] ? __pfx___sys_sendmsg (net/socket.c:2685) [ 23.222138][ T343] ? 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) [ 23.222691][ T343] ? 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) [ 23.223041][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 23.223375][ T343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 23.223700][ T343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 23.224109][ T343] RIP: 0033:0x7fce505671e7 [ 23.224451][ T343] Code: Unable to access opcode bytes at 0x7fce505671bd. Code starting with the faulting instruction =========================================== [ 23.224878][ T343] RSP: 002b:00007ffd4b5ae048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 23.225372][ T343] RAX: ffffffffffffffda RBX: 00007ffd4b5ae770 RCX: 00007fce505671e7 [ 23.225866][ T343] RDX: 0000000000000000 RSI: 00007ffd4b5ae0b0 RDI: 0000000000000005 [ 23.226346][ T343] RBP: 0000000000000008 R08: 00000000000000ac R09: 0000000000000000 [ 23.226835][ T343] R10: 00007fce5045f6f8 R11: 0000000000000246 R12: 00007ffd4b5ae790 [ 23.227778][ T343] R13: 00000000686e662b R14: 0000000000499600 R15: 00007ffd4b5ae198 | [ 24.802382][ T366] ------------[ cut here ]------------ | [ 24.803016][ T366] WARNING: CPU: 1 PID: 366 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) | [ 24.803616][ T366] Modules linked in: bridge stp llc ip_gre gre sch_ingress 8021q vrf veth | [ 24.804785][ T366] Tainted: [W]=WARN [ 24.805033][ T366] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.805406][ T366] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) [ 24.805711][ T366] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 All code ======== 0: 00 00 add %al,(%rax) 2: 8b 05 b7 bb 3a 02 mov 0x23abbb7(%rip),%eax # 0x23abbbf 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 fa 61 7b 00 call 0x7b621b 21: 85 c0 test %eax,%eax 23: 0f 85 39 fe ff ff jne 0xfffffffffffffe62 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: e9 30 fe ff ff jmp 0xfffffffffffffe62 32: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 39: fc ff df 3c: 4c 89 fa mov %r15,%rdx 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: e9 30 fe ff ff jmp 0xfffffffffffffe38 8: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax f: fc ff df 12: 4c 89 fa mov %r15,%rdx 15: 48 rex.W [ 24.807706][ T366] RSP: 0018:ffffc900004f6ed0 EFLAGS: 00010246 [ 24.808100][ T366] RAX: 0000000000000000 RBX: ffff88800c371000 RCX: 0000000000000001 [ 24.808545][ T366] RDX: 0000000000000000 RSI: ffffffffa529b939 RDI: ffffffffa4a555e0 [ 24.809011][ T366] RBP: ffffc900004f6fb8 R08: 0000000000000dc0 R09: 0000000000000000 [ 24.809455][ T366] R10: ffffc900004f6fe8 R11: ffffffffa1600130 R12: 1ffff9200009edde [ 24.809911][ T366] R13: 00000000000005dc R14: ffffc900004f6fe8 R15: ffff88800c371000 [ 24.810354][ T366] FS: 00007f500479d800(0000) GS:ffff88808ef37000(0000) knlGS:0000000000000000 [ 24.810894][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.811288][ T366] CR2: 00000000004e5ab0 CR3: 00000000056b4006 CR4: 0000000000772ef0 [ 24.811736][ T366] PKRU: 55555554 [ 24.811974][ T366] Call Trace: [ 24.812198][ T366] [ 24.812350][ T366] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.812652][ T366] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 24.812975][ T366] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 24.813276][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 24.813581][ T366] netif_set_mtu (net/core/dev.c:9652) [ 24.813892][ T366] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 24.814200][ T366] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) [ 24.814496][ T366] ? __kmalloc_noprof (mm/slub.c:4341) [ 24.814796][ T366] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 24.815031][ T366] team_port_add (drivers/net/team/team_core.c:1215) [ 24.815343][ T366] ? __pfx_team_port_add (drivers/net/team/team_core.c:1146) [ 24.815637][ T366] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 24.815992][ T366] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) [ 24.816290][ T366] ? __lock_release (kernel/locking/lockdep.c:5539) [ 24.816585][ T366] team_add_slave (drivers/net/team/team_core.c:1979 (discriminator 11)) [ 24.816902][ T366] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:67) [ 24.817198][ T366] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) [ 24.817495][ T366] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) [ 24.817810][ T366] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) [ 24.818191][ T366] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.818483][ T366] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 24.818775][ T366] ? __kernel_text_address (kernel/extable.c:79) [ 24.819082][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 24.819378][ T366] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) [ 24.819675][ T366] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) [ 24.820059][ T366] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 24.820355][ T366] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 24.820647][ T366] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) [ 24.820950][ T366] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) [ 24.821246][ T366] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 24.821544][ T366] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) [ 24.821840][ T366] ? __create_object (mm/kmemleak.c:771) [ 24.822158][ T366] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 24.822453][ T366] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) [ 24.822747][ T366] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 24.823123][ T366] ? __rtnl_newlink (net/core/rtnetlink.c:3907) [ 24.823424][ T366] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) [ 24.823723][ T366] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 24.824022][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 24.824321][ T366] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 24.824626][ T366] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) [ 24.824927][ T366] ? __lock_release (kernel/locking/lockdep.c:5539) [ 24.825224][ T366] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 24.825522][ T366] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) [ 24.825818][ T366] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 24.826124][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 24.826429][ T366] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 24.826757][ T366] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 24.827079][ T366] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) [ 24.827386][ T366] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) [ 24.827679][ T366] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 24.827986][ T366] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 24.828288][ T366] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) [ 24.828582][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 24.828902][ T366] netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 24.829203][ T366] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) [ 24.829500][ T366] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) [ 24.829805][ T366] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 24.830111][ T366] ? __pfx_____sys_sendmsg (net/socket.c:2560) [ 24.830404][ T366] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) [ 24.830780][ T366] ___sys_sendmsg (net/socket.c:2670) [ 24.831080][ T366] ? kasan_record_aux_stack (mm/kasan/generic.c:548) [ 24.831386][ T366] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) [ 24.831753][ T366] ? __pfx____sys_sendmsg (net/socket.c:2657) [ 24.832060][ T366] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 24.832358][ T366] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 24.832656][ T366] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 24.832961][ T366] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) [ 24.833255][ T366] ? __lock_release (kernel/locking/lockdep.c:5539) [ 24.833570][ T366] __sys_sendmsg (net/socket.c:2700) [ 24.833872][ T366] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) [ 24.834239][ T366] ? __pfx___sys_sendmsg (net/socket.c:2685) [ 24.834545][ T366] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 24.834857][ T366] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 24.835184][ T366] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 24.835571][ T366] RIP: 0033:0x7f500496a1e7 [ 24.835896][ T366] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 All code ======== 0: 0e (bad) 1: 00 f7 add %dh,%bh 3: d8 64 89 02 fsubs 0x2(%rcx,%rcx,4) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b9 jmp 0xffffffffffffffc9 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 2e 00 00 00 mov $0x2e,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 89 54 24 1c mov %edx,0x1c(%rsp) 3b: 48 89 74 24 10 mov %rsi,0x10(%rsp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 48 89 74 24 10 mov %rsi,0x10(%rsp) [ 24.836978][ T366] RSP: 002b:00007ffc254d4f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 24.837424][ T366] RAX: ffffffffffffffda RBX: 00007ffc254d56a0 RCX: 00007f500496a1e7 [ 24.837891][ T366] RDX: 0000000000000000 RSI: 00007ffc254d4fe0 RDI: 0000000000000005 [ 24.838334][ T366] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 24.838775][ T366] R10: 0000000038ec8910 R11: 0000000000000246 R12: 0000000000000004 [ 24.839225][ T366] R13: 00000000686e662d R14: 0000000000499600 R15: 0000000000000000 | [ 25.213594][ T370] ------------[ cut here ]------------ | [ 25.213998][ T370] WARNING: CPU: 2 PID: 370 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) | [ 25.214629][ T370] Modules linked in: bridge stp llc ip_gre gre sch_ingress 8021q vrf veth | [ 25.215868][ T370] Tainted: [W]=WARN [ 25.216118][ T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.216533][ T370] 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) [ 25.216884][ T370] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 All code ======== 0: 00 00 add %al,(%rax) 2: 8b 05 b7 bb 3a 02 mov 0x23abbb7(%rip),%eax # 0x23abbbf 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 fa 61 7b 00 call 0x7b621b 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 [ 25.218064][ T370] RSP: 0018:ffffc90000a86ed0 EFLAGS: 00010246 [ 25.218479][ T370] RAX: 0000000000000000 RBX: ffff888005129000 RCX: 0000000000000001 [ 25.218955][ T370] RDX: 0000000000000000 RSI: ffffffffa529b939 RDI: ffffffffa4a555e0 [ 25.219441][ T370] RBP: ffffc90000a86fb8 R08: 0000000000000dc0 R09: 0000000000000000 [ 25.219923][ T370] R10: ffffc90000a86fe8 R11: ffffffffa5779160 R12: 1ffff92000150dde [ 25.220376][ T370] R13: 00000000000005dc R14: ffffc90000a86fe8 R15: ffff888005129000 [ 25.220863][ T370] FS: 00007f37e16b8800(0000) GS:ffff88808efb7000(0000) knlGS:0000000000000000 [ 25.221405][ T370] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.221812][ T370] CR2: 00000000004e5ac0 CR3: 000000000e98d001 CR4: 0000000000772ef0 [ 25.222296][ T370] PKRU: 55555554 [ 25.222533][ T370] Call Trace: [ 25.222768][ T370] [ 25.222959][ T370] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.223277][ T370] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 25.223601][ T370] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 25.223934][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.224251][ T370] netif_set_mtu (net/core/dev.c:9652) [ 25.224567][ T370] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 25.224897][ T370] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) [ 25.225203][ T370] ? __kmalloc_noprof (mm/slub.c:4341) [ 25.225518][ T370] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 25.225754][ T370] team_port_add (drivers/net/team/team_core.c:1215) [ 25.226082][ T370] ? __pfx_team_port_add (drivers/net/team/team_core.c:1146) [ 25.226386][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.226712][ T370] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) [ 25.227027][ T370] ? __lock_release (kernel/locking/lockdep.c:5539) [ 25.227338][ T370] team_add_slave (drivers/net/team/team_core.c:1979 (discriminator 11)) [ 25.227642][ T370] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:67) [ 25.227964][ T370] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) [ 25.228278][ T370] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) [ 25.228590][ T370] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) [ 25.229034][ T370] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.229363][ T370] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 25.229685][ T370] ? __kernel_text_address (kernel/extable.c:79) [ 25.230023][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.230361][ T370] ? __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) [ 25.230687][ T370] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) [ 25.231099][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 25.231426][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 25.231750][ T370] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) [ 25.232081][ T370] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) [ 25.232406][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.232734][ T370] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) [ 25.233066][ T370] ? __create_object (mm/kmemleak.c:771) [ 25.233391][ T370] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 25.233715][ T370] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) [ 25.234044][ T370] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 25.234446][ T370] ? __rtnl_newlink (net/core/rtnetlink.c:3907) [ 25.234775][ T370] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) [ 25.235132][ T370] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 25.235466][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.235800][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.236158][ T370] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) [ 25.236491][ T370] ? __lock_release (kernel/locking/lockdep.c:5539) [ 25.236867][ T370] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 25.237196][ T370] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) [ 25.237522][ T370] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 25.237868][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.238212][ T370] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 25.238547][ T370] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 25.238936][ T370] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) [ 25.239291][ T370] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) [ 25.239614][ T370] ? 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) [ 25.239954][ T370] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 25.240282][ T370] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) [ 25.240612][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.240948][ T370] netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 25.241275][ T370] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) [ 25.241600][ T370] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) [ 25.241952][ T370] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 25.242282][ T370] ? __pfx_____sys_sendmsg (net/socket.c:2560) [ 25.242603][ T370] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) [ 25.243062][ T370] ___sys_sendmsg (net/socket.c:2670) [ 25.243386][ T370] ? kasan_record_aux_stack (mm/kasan/generic.c:548) [ 25.243730][ T370] ? __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) [ 25.244148][ T370] ? __pfx____sys_sendmsg (net/socket.c:2657) [ 25.244477][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.244827][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.245173][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.245525][ T370] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) [ 25.245866][ T370] ? __lock_release (kernel/locking/lockdep.c:5539) [ 25.246210][ T370] __sys_sendmsg (net/socket.c:2700) [ 25.246532][ T370] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) [ 25.247130][ T370] ? __pfx___sys_sendmsg (net/socket.c:2685) [ 25.247480][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 25.247816][ T370] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 25.248165][ T370] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 25.248589][ T370] RIP: 0033:0x7f37e18851e7 [ 25.248967][ T370] 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) [ 25.250118][ T370] RSP: 002b:00007ffd5af171d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 25.250615][ T370] RAX: ffffffffffffffda RBX: 00007ffd5af17900 RCX: 00007f37e18851e7 [ 25.251106][ T370] RDX: 0000000000000000 RSI: 00007ffd5af17240 RDI: 0000000000000005 [ 25.251587][ T370] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 25.252078][ T370] R10: 000000001ee10910 R11: 0000000000000246 R12: 0000000000000004 [ 25.252567][ T370] R13: 00000000686e662d R14: 0000000000499600 R15: 0000000000000000 | [ 25.608111][ T373] ------------[ cut here ]------------ | [ 25.608423][ T373] WARNING: CPU: 1 PID: 373 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) | [ 25.609063][ T373] Modules linked in: bridge stp llc ip_gre gre sch_ingress 8021q vrf veth | [ 25.610396][ T373] Tainted: [W]=WARN [ 25.610632][ T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.611021][ T373] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) [ 25.611346][ T373] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 All code ======== 0: 00 00 add %al,(%rax) 2: 8b 05 b7 bb 3a 02 mov 0x23abbb7(%rip),%eax # 0x23abbbf 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 fa 61 7b 00 call 0x7b621b 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 [ 25.612441][ T373] RSP: 0018:ffffc90000586ef0 EFLAGS: 00010246 [ 25.612833][ T373] RAX: 0000000000000000 RBX: ffff88800be82000 RCX: 0000000000000001 [ 25.613301][ T373] RDX: 0000000000000000 RSI: ffffffffa529b939 RDI: ffffffffa4a555e0 [ 25.613756][ T373] RBP: ffffc90000586fe0 R08: 0000000000000000 R09: 0000000000000000 [ 25.614222][ T373] R10: ffffc90000587010 R11: ffffffffa60a8918 R12: 1ffff920000b0de2 [ 25.614681][ T373] R13: 00000000000005dc R14: ffffc90000587010 R15: ffff88800be82f08 [ 25.615147][ T373] FS: 00007f130136f800(0000) GS:ffff88808ef37000(0000) knlGS:0000000000000000 [ 25.615685][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.616814][ T373] CR2: 00000000004e6890 CR3: 000000000ed8f004 CR4: 0000000000772ef0 [ 25.617292][ T373] PKRU: 55555554 [ 25.617525][ T373] Call Trace: [ 25.617752][ T373] [ 25.617920][ T373] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 25.618236][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.618551][ T373] ? mark_held_locks (kernel/locking/lockdep.c:4328) [ 25.618867][ T373] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 25.619250][ T373] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) [ 25.619559][ T373] netif_set_mtu (net/core/dev.c:9652) [ 25.619877][ T373] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 25.620195][ T373] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge [ 25.620629][ T373] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 25.620873][ T373] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge [ 25.621299][ T373] br_add_if (net/bridge/br_if.c:697) bridge [ 25.621656][ T373] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) [ 25.621983][ T373] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) [ 25.622292][ T373] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) [ 25.622680][ T373] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.623011][ T373] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 25.623313][ T373] ? __kernel_text_address (kernel/extable.c:79) [ 25.623622][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.623938][ T373] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) [ 25.624245][ T373] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) [ 25.624625][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 25.624945][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 25.625264][ T373] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) [ 25.625575][ T373] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) [ 25.625889][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.626190][ T373] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) [ 25.626494][ T373] ? __create_object (mm/kmemleak.c:771) [ 25.626818][ T373] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 25.627135][ T373] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) [ 25.627444][ T373] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 25.627822][ T373] ? __rtnl_newlink (net/core/rtnetlink.c:3907) [ 25.628143][ T373] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) [ 25.628451][ T373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 25.628759][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.629083][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.629385][ T373] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) [ 25.629687][ T373] ? __lock_release (kernel/locking/lockdep.c:5539) [ 25.630012][ T373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 25.630319][ T373] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) [ 25.630624][ T373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 25.630943][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.631254][ T373] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 25.631557][ T373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 25.631874][ T373] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) [ 25.632194][ T373] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) [ 25.632498][ T373] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 25.632804][ T373] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 25.633125][ T373] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) [ 25.633428][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.633734][ T373] netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 25.634050][ T373] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) [ 25.634359][ T373] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) [ 25.634668][ T373] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 25.634988][ T373] ? __pfx_____sys_sendmsg (net/socket.c:2560) [ 25.635294][ T373] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) [ 25.635682][ T373] ___sys_sendmsg (net/socket.c:2670) [ 25.635997][ T373] ? kasan_record_aux_stack (mm/kasan/generic.c:548) [ 25.636303][ T373] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) [ 25.636700][ T373] ? __pfx____sys_sendmsg (net/socket.c:2657) [ 25.637019][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.637327][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 25.637638][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 25.637954][ T373] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) [ 25.638259][ T373] ? __lock_release (kernel/locking/lockdep.c:5539) [ 25.638569][ T373] __sys_sendmsg (net/socket.c:2700) [ 25.638880][ T373] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) [ 25.639259][ T373] ? __pfx___sys_sendmsg (net/socket.c:2685) [ 25.639593][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 25.639913][ T373] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 25.640219][ T373] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 25.640604][ T373] RIP: 0033:0x7f130153c1e7 [ 25.640929][ T373] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 All code ======== 0: 0e (bad) 1: 00 f7 add %dh,%bh 3: d8 64 89 02 fsubs 0x2(%rcx,%rcx,4) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b9 jmp 0xffffffffffffffc9 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 2e 00 00 00 mov $0x2e,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 89 54 24 1c mov %edx,0x1c(%rsp) 3b: 48 89 74 24 10 mov %rsi,0x10(%rsp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 48 89 74 24 10 mov %rsi,0x10(%rsp) [ 25.642024][ T373] RSP: 002b:00007ffeedf1fcd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 25.642492][ T373] RAX: ffffffffffffffda RBX: 00007ffeedf20400 RCX: 00007f130153c1e7 [ 25.642957][ T373] RDX: 0000000000000000 RSI: 00007ffeedf1fd40 RDI: 0000000000000005 [ 25.643470][ T373] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 25.643952][ T373] R10: 0000000022a07910 R11: 0000000000000246 R12: 0000000000000004 [ 25.644416][ T373] R13: 00000000686e662e R14: 0000000000499600 R15: 0000000000000000 | [ 79.429345][ T515] ------------[ cut here ]------------ | [ 79.429662][ T515] WARNING: CPU: 3 PID: 515 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) | [ 79.430278][ T515] Modules linked in: act_mirred act_gact cls_flower bridge stp llc ip_gre gre sch_ingress 8021q vrf veth | [ 79.431540][ T515] Tainted: [W]=WARN [ 79.431777][ T515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.432171][ T515] 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) [ 79.432482][ T515] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 All code ======== 0: 00 00 add %al,(%rax) 2: 8b 05 b7 bb 3a 02 mov 0x23abbb7(%rip),%eax # 0x23abbbf 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 fa 61 7b 00 call 0x7b621b 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 [ 79.433582][ T515] RSP: 0018:ffffc90000aa6f70 EFLAGS: 00010246 [ 79.433975][ T515] RAX: 0000000000000000 RBX: ffff88800be82000 RCX: 0000000000000001 [ 79.434427][ T515] RDX: 0000000000000000 RSI: ffffffffa529b939 RDI: ffffffffa4a555e0 [ 79.434886][ T515] RBP: ffffc90000aa7058 R08: 0000000000000000 R09: 0000000000000000 [ 79.435343][ T515] R10: ffffc90000aa7088 R11: ffffffffa1600130 R12: 1ffff92000154df2 [ 79.435796][ T515] R13: 00000000000005dc R14: ffffc90000aa7088 R15: ffff88800be82f08 [ 79.436257][ T515] FS: 00007fd5ba7cd800(0000) GS:ffff88808f037000(0000) knlGS:0000000000000000 [ 79.436794][ T515] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.437187][ T515] CR2: 00000000004e6d08 CR3: 000000000ed2f005 CR4: 0000000000772ef0 [ 79.437641][ T515] PKRU: 55555554 [ 79.437875][ T515] Call Trace: [ 79.438105][ T515] [ 79.438267][ T515] ? __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) [ 79.438657][ T515] ? br_del_if (net/bridge/br_if.c:742) bridge [ 79.439014][ T515] ? do_set_master (net/core/rtnetlink.c:2932) [ 79.439318][ T515] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) [ 79.439627][ T515] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 79.439937][ T515] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 79.440241][ T515] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 79.440540][ T515] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 79.440844][ T515] ? ___sys_sendmsg (net/socket.c:2670) [ 79.441155][ T515] ? __sys_sendmsg (net/socket.c:2700) [ 79.441455][ T515] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.441759][ T515] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 79.442150][ T515] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.442464][ T515] netif_set_mtu (net/core/dev.c:9652) [ 79.442767][ T515] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 79.443093][ T515] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 79.443324][ T515] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge [ 79.443741][ T515] br_del_if (net/bridge/br_if.c:743) bridge [ 79.444089][ T515] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 79.444398][ T515] do_set_master (net/core/rtnetlink.c:2932) [ 79.444705][ T515] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) [ 79.445021][ T515] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) [ 79.445406][ T515] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 79.445712][ T515] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 79.446021][ T515] ? __kernel_text_address (kernel/extable.c:79) [ 79.446328][ T515] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.446641][ T515] ? __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) [ 79.446962][ T515] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) [ 79.447338][ T515] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.447643][ T515] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.447962][ T515] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) [ 79.448277][ T515] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) [ 79.448589][ T515] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.448912][ T515] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) [ 79.449214][ T515] ? __create_object (mm/kmemleak.c:771) [ 79.449518][ T515] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 79.449834][ T515] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) [ 79.450146][ T515] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 79.450524][ T515] ? __rtnl_newlink (net/core/rtnetlink.c:3907) [ 79.450838][ T515] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) [ 79.451155][ T515] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 79.451462][ T515] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.451776][ T515] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.452090][ T515] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) [ 79.452391][ T515] ? __lock_release (kernel/locking/lockdep.c:5539) [ 79.452702][ T515] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 79.453016][ T515] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) [ 79.453323][ T515] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 79.453632][ T515] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.453953][ T515] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 79.454257][ T515] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 79.454562][ T515] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) [ 79.454888][ T515] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) [ 79.455193][ T515] ? 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) [ 79.455499][ T515] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 79.455809][ T515] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) [ 79.456123][ T515] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.456437][ T515] netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 79.456766][ T515] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) [ 79.457079][ T515] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) [ 79.457394][ T515] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 79.457705][ T515] ? __pfx_____sys_sendmsg (net/socket.c:2560) [ 79.458017][ T515] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) [ 79.458414][ T515] ___sys_sendmsg (net/socket.c:2670) [ 79.458717][ T515] ? kasan_record_aux_stack (mm/kasan/generic.c:548) [ 79.459027][ T515] ? __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) [ 79.459409][ T515] ? __pfx____sys_sendmsg (net/socket.c:2657) [ 79.459719][ T515] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.460041][ T515] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.460355][ T515] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.460671][ T515] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) [ 79.460982][ T515] ? __lock_release (kernel/locking/lockdep.c:5539) [ 79.461297][ T515] __sys_sendmsg (net/socket.c:2700) [ 79.461602][ T515] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) [ 79.461984][ T515] ? __pfx___sys_sendmsg (net/socket.c:2685) [ 79.462300][ T515] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.462607][ T515] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.462938][ T515] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 79.463312][ T515] RIP: 0033:0x7fd5ba99a1e7 [ 79.463628][ T515] 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) [ 79.464756][ T515] RSP: 002b:00007ffd447f5cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.465255][ T515] RAX: ffffffffffffffda RBX: 00007ffd447f63e0 RCX: 00007fd5ba99a1e7 [ 79.465736][ T515] RDX: 0000000000000000 RSI: 00007ffd447f5d20 RDI: 0000000000000005 [ 79.466223][ T515] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 79.466709][ T515] R10: 00007fd5ba897ee8 R11: 0000000000000246 R12: 0000000000000003 [ 79.467181][ T515] R13: 00000000686e6664 R14: 0000000000499600 R15: 0000000000000000 | [ 79.625072][ T363] ------------[ cut here ]------------ | [ 79.625435][ T363] WARNING: CPU: 2 PID: 363 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) | [ 79.626057][ T363] Modules linked in: act_mirred act_gact cls_flower bridge stp llc ip_gre gre sch_ingress 8021q vrf veth | [ 79.627372][ T363] Tainted: [W]=WARN [ 79.627609][ T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.628001][ T363] 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) [ 79.628322][ T363] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 All code ======== 0: 00 00 add %al,(%rax) 2: 8b 05 b7 bb 3a 02 mov 0x23abbb7(%rip),%eax # 0x23abbbf 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 fa 61 7b 00 call 0x7b621b 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 [ 79.629405][ T363] RSP: 0018:ffffc900004e6f60 EFLAGS: 00010246 [ 79.629791][ T363] RAX: 0000000000000000 RBX: ffff888005129000 RCX: 0000000000000001 [ 79.630255][ T363] RDX: 0000000000000000 RSI: ffffffffa529b939 RDI: ffffffffa4a555e0 [ 79.630716][ T363] RBP: ffffc900004e7048 R08: 0000000000000001 R09: 0000000000000000 [ 79.631178][ T363] R10: ffffc900004e7078 R11: ffffffffa5c12330 R12: 1ffff9200009cdf0 [ 79.631632][ T363] R13: 00000000000005dc R14: ffffc900004e7078 R15: ffff888005129120 [ 79.632097][ T363] FS: 00007f579f2a0740(0000) GS:ffff88808efb7000(0000) knlGS:0000000000000000 [ 79.632628][ T363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.633021][ T363] CR2: 00007f579f4fd3a0 CR3: 000000000abd9002 CR4: 0000000000772ef0 [ 79.633476][ T363] PKRU: 55555554 [ 79.633712][ T363] Call Trace: [ 79.633957][ T363] [ 79.634135][ T363] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 79.634456][ T363] ? __pfx_team_nl_send_multicast (drivers/net/team/team_core.c:2834) [ 79.634866][ T363] ? team_refresh_port_linkup (drivers/net/team/team_core.c:103) [ 79.635188][ T363] ? __pfx_team_nl_send_port_list_get (drivers/net/team/team_core.c:2709) [ 79.635571][ T363] ? __pfx_team_refresh_port_linkup (drivers/net/team/team_core.c:95) [ 79.635959][ T363] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070) [ 79.636347][ T363] netif_set_mtu (net/core/dev.c:9652) [ 79.636656][ T363] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 79.637004][ T363] ? __team_option_inst_del_port (drivers/net/team/team_core.c:135 drivers/net/team/team_core.c:214) [ 79.637388][ T363] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 79.637626][ T363] team_port_del (drivers/net/team/team_core.c:1383) [ 79.637952][ T363] team_del_slave (drivers/net/team/team_core.c:1992 (discriminator 11)) [ 79.638270][ T363] do_set_master (net/core/rtnetlink.c:2932) [ 79.638581][ T363] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) [ 79.638905][ T363] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) [ 79.639294][ T363] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 79.639611][ T363] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 79.639929][ T363] ? __kernel_text_address (kernel/extable.c:79) [ 79.640243][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.640555][ T363] ? __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) [ 79.640877][ T363] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) [ 79.641270][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.641602][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.641945][ T363] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) [ 79.642273][ T363] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) [ 79.642599][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.642937][ T363] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) [ 79.643260][ T363] ? __create_object (mm/kmemleak.c:771) [ 79.643589][ T363] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 79.643927][ T363] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) [ 79.644260][ T363] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 79.644663][ T363] ? __rtnl_newlink (net/core/rtnetlink.c:3907) [ 79.645005][ T363] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) [ 79.645337][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 79.645647][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.645969][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.646277][ T363] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) [ 79.646582][ T363] ? __lock_release (kernel/locking/lockdep.c:5539) [ 79.646918][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 79.647231][ T363] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) [ 79.647538][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 79.647859][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.648175][ T363] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 79.648484][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 79.648791][ T363] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) [ 79.649123][ T363] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) [ 79.649427][ T363] ? 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) [ 79.649737][ T363] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 79.650062][ T363] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) [ 79.650372][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.650683][ T363] netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 79.651009][ T363] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) [ 79.651321][ T363] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) [ 79.651637][ T363] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 79.651956][ T363] ? __pfx_____sys_sendmsg (net/socket.c:2560) [ 79.652269][ T363] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) [ 79.652659][ T363] ___sys_sendmsg (net/socket.c:2670) [ 79.652978][ T363] ? __pfx____sys_sendmsg (net/socket.c:2657) [ 79.653285][ T363] ? __pfx_handle_pte_fault (mm/memory.c:6026) [ 79.653597][ T363] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) [ 79.653912][ T363] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) [ 79.654226][ T363] ? __handle_mm_fault (mm/memory.c:6212) [ 79.654534][ T363] ? __pfx___handle_mm_fault (mm/memory.c:6121) [ 79.654880][ T363] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 79.655221][ T363] __sys_sendmsg (net/socket.c:2700) [ 79.655538][ T363] ? __pfx___sys_sendmsg (net/socket.c:2685) [ 79.655874][ T363] ? 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) [ 79.656203][ T363] ? 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) [ 79.656522][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.656865][ T363] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.657187][ T363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 79.657572][ T363] RIP: 0033:0x7f579f3e31e7 [ 79.657913][ T363] 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) [ 79.659016][ T363] RSP: 002b:00007ffd05b93b08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.659490][ T363] RAX: ffffffffffffffda RBX: 000000003138a320 RCX: 00007f579f3e31e7 [ 79.659954][ T363] RDX: 0000000000000000 RSI: 00007ffd05b93b40 RDI: 0000000000000005 [ 79.660412][ T363] RBP: 000000003138a230 R08: 0000000000000008 R09: 0000000000000000 [ 79.660903][ T363] R10: 0000000000000040 R11: 0000000000000246 R12: 00000000313ade20 [ 79.661358][ T363] R13: 00007ffd05b93b40 R14: 0000000000000001 R15: 0000000031389830 | [ 79.671014][ T363] ------------[ cut here ]------------ | [ 79.671354][ T363] WARNING: CPU: 2 PID: 363 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) | [ 79.671971][ T363] Modules linked in: act_mirred act_gact cls_flower bridge stp llc ip_gre gre sch_ingress 8021q vrf veth | [ 79.673245][ T363] Tainted: [W]=WARN [ 79.673489][ T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.673889][ T363] 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) [ 79.674226][ T363] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 All code ======== 0: 00 00 add %al,(%rax) 2: 8b 05 b7 bb 3a 02 mov 0x23abbb7(%rip),%eax # 0x23abbbf 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 fa 61 7b 00 call 0x7b621b 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 [ 79.676780][ T363] RSP: 0018:ffffc900004e6f60 EFLAGS: 00010246 [ 79.677329][ T363] RAX: 0000000000000000 RBX: ffff88800c371000 RCX: 0000000000000001 [ 79.677932][ T363] RDX: 0000000000000000 RSI: ffffffffa529b939 RDI: ffffffffa4a555e0 [ 79.678528][ T363] RBP: ffffc900004e7048 R08: 0000000000000001 R09: 0000000000000000 [ 79.679125][ T363] R10: ffffc900004e7078 R11: ffffffffa5c12330 R12: 1ffff9200009cdf0 [ 79.679744][ T363] R13: 00000000000005dc R14: ffffc900004e7078 R15: ffff88800c371120 [ 79.680341][ T363] FS: 00007f579f2a0740(0000) GS:ffff88808efb7000(0000) knlGS:0000000000000000 [ 79.681029][ T363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.681584][ T363] CR2: 00007f579f5db460 CR3: 000000000abd9002 CR4: 0000000000772ef0 [ 79.682200][ T363] PKRU: 55555554 [ 79.682570][ T363] Call Trace: [ 79.682956][ T363] [ 79.683255][ T363] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) [ 79.683702][ T363] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 79.684176][ T363] ? __lock_release (kernel/locking/lockdep.c:5539) [ 79.684638][ T363] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 79.685139][ T363] netif_set_mtu (net/core/dev.c:9652) [ 79.685583][ T363] ? __pfx_netif_set_mtu (net/core/dev.c:9647) [ 79.686040][ T363] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 79.686560][ T363] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) [ 79.687040][ T363] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) [ 79.687406][ T363] team_port_del (drivers/net/team/team_core.c:1383) [ 79.687992][ T363] team_del_slave (drivers/net/team/team_core.c:1992 (discriminator 11)) [ 79.688456][ T363] do_set_master (net/core/rtnetlink.c:2932) [ 79.688924][ T363] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) [ 79.689371][ T363] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) [ 79.689900][ T363] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 79.690389][ T363] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) [ 79.690831][ T363] ? __kernel_text_address (kernel/extable.c:79) [ 79.691320][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.691795][ T363] ? __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) [ 79.692245][ T363] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) [ 79.692781][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.693263][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.693709][ T363] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) [ 79.694155][ T363] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) [ 79.694625][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.695098][ T363] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) [ 79.695568][ T363] ? __create_object (mm/kmemleak.c:771) [ 79.696047][ T363] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) [ 79.696498][ T363] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) [ 79.696996][ T363] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 79.697494][ T363] ? __rtnl_newlink (net/core/rtnetlink.c:3907) [ 79.697811][ T363] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) [ 79.698137][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 79.698467][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.698783][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 79.699100][ T363] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) [ 79.699405][ T363] ? __lock_release (kernel/locking/lockdep.c:5539) [ 79.699721][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) [ 79.700040][ T363] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) [ 79.700346][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 79.700661][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.700981][ T363] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [ 79.701289][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) [ 79.701596][ T363] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) [ 79.701924][ T363] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) [ 79.702233][ T363] ? 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) [ 79.702544][ T363] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) [ 79.702863][ T363] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) [ 79.703174][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 79.703483][ T363] netlink_sendmsg (net/netlink/af_netlink.c:1896) [ 79.703796][ T363] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) [ 79.704110][ T363] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) [ 79.704428][ T363] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) [ 79.704743][ T363] ? __pfx_____sys_sendmsg (net/socket.c:2560) [ 79.705060][ T363] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) [ 79.705449][ T363] ___sys_sendmsg (net/socket.c:2670) [ 79.705763][ T363] ? __pfx____sys_sendmsg (net/socket.c:2657) [ 79.706079][ T363] ? __pfx_handle_pte_fault (mm/memory.c:6026) [ 79.706389][ T363] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) [ 79.706712][ T363] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) [ 79.707039][ T363] ? __handle_mm_fault (mm/memory.c:6212) [ 79.707344][ T363] ? __pfx___handle_mm_fault (mm/memory.c:6121) [ 79.707650][ T363] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) [ 79.707982][ T363] __sys_sendmsg (net/socket.c:2700) [ 79.708290][ T363] ? __pfx___sys_sendmsg (net/socket.c:2685) [ 79.708601][ T363] ? 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) [ 79.708925][ T363] ? 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) [ 79.709235][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 79.709545][ T363] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 79.709860][ T363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 79.710237][ T363] RIP: 0033:0x7f579f3e31e7 [ 79.710554][ T363] 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) [ 79.711685][ T363] RSP: 002b:00007ffd05b93b08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.712168][ T363] RAX: ffffffffffffffda RBX: 000000003138a320 RCX: 00007f579f3e31e7 [ 79.712641][ T363] RDX: 0000000000000000 RSI: 00007ffd05b93b40 RDI: 0000000000000005 [ 79.713113][ T363] RBP: 000000003138a230 R08: 0000000000000008 R09: 0000000000000000 [ 79.713580][ T363] R10: 0000000000000040 R11: 0000000000000246 R12: 00000000313ade20 Finger prints: netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:team_port_del:team_del_slave netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:ipgre_newlink netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:team_port_add:team_add_slave netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if