====================================== | [ 20.664384][ T69] ------------[ cut here ]------------ | [ 20.664677][ T69] RTNL: assertion failed at net/core/link_watch.c (59) | [ 20.664911][ T69] WARNING: CPU: 0 PID: 69 at net/core/link_watch.c:59 default_operstate (net/core/link_watch.c:59 (discriminator 3)) | [ 20.665185][ T69] Modules linked in: ip_vs_rr bridge stp llc veth ip_vs nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 [ 20.665883][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.666087][ T69] Workqueue: netns cleanup_net [ 20.666248][ T69] RIP: 0010:default_operstate (net/core/link_watch.c:59 (discriminator 3)) [ 20.666433][ T69] Code: 83 e4 01 0f 85 03 ff ff ff c6 05 09 a7 37 02 01 90 ba 3b 00 00 00 48 c7 c6 a0 67 d7 8d 48 c7 c7 e0 67 d7 8d e8 c3 8b e7 fd 90 <0f> 0b 90 90 e9 d9 fe ff ff 48 89 ef e8 11 be 71 fe e9 f7 fd ff ff All code ======== 0: 83 e4 01 and $0x1,%esp 3: 0f 85 03 ff ff ff jne 0xffffffffffffff0c 9: c6 05 09 a7 37 02 01 movb $0x1,0x237a709(%rip) # 0x237a719 10: 90 nop 11: ba 3b 00 00 00 mov $0x3b,%edx 16: 48 c7 c6 a0 67 d7 8d mov $0xffffffff8dd767a0,%rsi 1d: 48 c7 c7 e0 67 d7 8d mov $0xffffffff8dd767e0,%rdi 24: e8 c3 8b e7 fd call 0xfffffffffde78bec 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 90 nop 2e: e9 d9 fe ff ff jmp 0xffffffffffffff0c 33: 48 89 ef mov %rbp,%rdi 36: e8 11 be 71 fe call 0xfffffffffe71be4c 3b: e9 f7 fd ff ff jmp 0xfffffffffffffe37 Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 90 nop 4: e9 d9 fe ff ff jmp 0xfffffffffffffee2 9: 48 89 ef mov %rbp,%rdi c: e8 11 be 71 fe call 0xfffffffffe71be22 11: e9 f7 fd ff ff jmp 0xfffffffffffffe0d [ 20.667011][ T69] RSP: 0018:ffffc900004a7a48 EFLAGS: 00010282 [ 20.667218][ T69] RAX: 0000000000000000 RBX: ffff888002b01000 RCX: 1ffffffff1cbb678 [ 20.667485][ T69] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001 [ 20.667731][ T69] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff1cbb678 [ 20.667977][ T69] R10: 0000000000000003 R11: ffff888008ff45c0 R12: 0000000000000000 [ 20.668230][ T69] R13: dffffc0000000000 R14: ffff888008a31000 R15: ffff888002b015b0 [ 20.668482][ T69] FS: 0000000000000000(0000) GS:ffff888036000000(0000) knlGS:0000000000000000 [ 20.668758][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.668957][ T69] CR2: 00007f142231c000 CR3: 000000000c324001 CR4: 0000000000772ef0 [ 20.669351][ T69] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.669598][ T69] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.669834][ T69] PKRU: 55555554 [ 20.669964][ T69] Call Trace: [ 20.670088][ T69] [ 20.670176][ T69] ? default_operstate (net/core/link_watch.c:59 (discriminator 3)) [ 20.670353][ T69] ? __warn (kernel/panic.c:748) [ 20.670480][ T69] ? default_operstate (net/core/link_watch.c:59 (discriminator 3)) [ 20.670652][ T69] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 20.670818][ T69] ? handle_bug (arch/x86/kernel/traps.c:285) [ 20.670941][ T69] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 20.671093][ T69] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 20.671276][ T69] ? default_operstate (net/core/link_watch.c:59 (discriminator 3)) [ 20.671437][ T69] ? default_operstate (net/core/link_watch.c:59 (discriminator 3)) [ 20.671594][ T69] rfc2863_policy (net/core/link_watch.c:78) [ 20.671754][ T69] linkwatch_do_dev (net/core/link_watch.c:180) [ 20.671918][ T69] netdev_run_todo (net/core/dev.c:10894 (discriminator 2)) [ 20.672086][ T69] ? __pfx_netdev_run_todo (net/core/dev.c:10867) [ 20.672245][ T69] ? __pfx_unregister_netdevice_queue (net/core/dev.c:11455) [ 20.672460][ T69] default_device_exit_batch (net/core/dev.c:12051) [ 20.672622][ T69] ? __pfx_default_device_exit_batch (net/core/dev.c:12051) [ 20.672820][ T69] ? ip_vs_sync_net_cleanup (net/netfilter/ipvs/ip_vs_sync.c:2038) ip_vs [ 20.673034][ T69] cleanup_net (net/core/net_namespace.c:647 (discriminator 3)) [ 20.673200][ T69] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814) [ 20.673373][ T69] ? __pfx_cleanup_net (net/core/net_namespace.c:592) [ 20.673531][ T69] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37)) [ 20.673706][ T69] ? lock_acquire (kernel/locking/lockdep.c:5822) [ 20.673866][ T69] ? process_one_work (kernel/workqueue.c:3205) [ 20.674035][ T69] process_one_work (kernel/workqueue.c:3229) [ 20.674203][ T69] ? __pfx___lock_release (kernel/locking/lockdep.c:5501) [ 20.674373][ T69] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 20.674543][ T69] ? assign_work (kernel/workqueue.c:1200) [ 20.674708][ T69] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 20.674865][ T69] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 20.675059][ T69] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 20.675217][ T69] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 20.675387][ T69] kthread (kernel/kthread.c:389) [ 20.675515][ T69] ? __pfx_kthread (kernel/kthread.c:342) [ 20.675675][ T69] ret_from_fork (arch/x86/kernel/process.c:147) [ 20.675834][ T69] ? __pfx_kthread (kernel/kthread.c:342) Finger prints: default_operstate:rfc2863_policy:linkwatch_do_dev:netdev_run_todo:default_device_exit_batch