====================================== | [ 737.792643][ T67] bond0 (unregistering): Released all slaves | [ 737.798502][ T67] ------------[ cut here ]------------ | [ 737.798685][ T67] WARNING: CPU: 1 PID: 67 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1)) | [ 737.798964][ T67] Modules linked in: bonding sch_fq cls_matchall ip6_gre gre cls_bpf nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables act_gact cls_flower sctp_diag sctp libcrc32c vxlan act_mirred cls_u32 sch_ingress ifb unix_diag [last unloaded: test_bpf] [ 737.800573][ T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 737.800837][ T67] Workqueue: netns cleanup_net [ 737.801017][ T67] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1)) [ 737.801178][ T67] Code: ff 31 d2 be 8f 00 00 00 48 c7 c7 80 48 77 ae e8 8a 7d f1 fd e8 c5 d3 93 00 48 85 db 75 c4 48 83 c4 08 5b 5d c3 cc cc cc cc 90 <0f> 0b 90 eb 8e 48 89 f7 48 89 34 24 e8 c3 82 6d fe 48 8b 34 24 eb All code ======== 0: ff 31 push (%rcx) 2: d2 be 8f 00 00 00 sarb %cl,0x8f(%rsi) 8: 48 c7 c7 80 48 77 ae mov $0xffffffffae774880,%rdi f: e8 8a 7d f1 fd call 0xfffffffffdf17d9e 14: e8 c5 d3 93 00 call 0x93d3de 19: 48 85 db test %rbx,%rbx 1c: 75 c4 jne 0xffffffffffffffe2 1e: 48 83 c4 08 add $0x8,%rsp 22: 5b pop %rbx 23: 5d pop %rbp 24: c3 ret 25: cc int3 26: cc int3 27: cc int3 28: cc int3 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: eb 8e jmp 0xffffffffffffffbd 2f: 48 89 f7 mov %rsi,%rdi 32: 48 89 34 24 mov %rsi,(%rsp) 36: e8 c3 82 6d fe call 0xfffffffffe6d82fe 3b: 48 8b 34 24 mov (%rsp),%rsi 3f: eb .byte 0xeb Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: eb 8e jmp 0xffffffffffffff93 5: 48 89 f7 mov %rsi,%rdi 8: 48 89 34 24 mov %rsi,(%rsp) c: e8 c3 82 6d fe call 0xfffffffffe6d82d4 11: 48 8b 34 24 mov (%rsp),%rsi 15: eb .byte 0xeb [ 737.801762][ T67] RSP: 0018:ffffc90000487a60 EFLAGS: 00010287 [ 737.801954][ T67] RAX: ffff888010be15c0 RBX: ffff888009208040 RCX: ffffffffadf3c8ca [ 737.802179][ T67] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff888012a7a178 [ 737.802403][ T67] RBP: ffff888012a7a1b8 R08: 0000000000000001 R09: fffff52000090f26 [ 737.802633][ T67] R10: ffffc90000487937 R11: ffff888009208040 R12: ffffc90000487be0 [ 737.802922][ T67] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc90000487b10 [ 737.803146][ T67] FS: 0000000000000000(0000) GS:ffff888066080000(0000) knlGS:0000000000000000 [ 737.803409][ T67] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 737.803605][ T67] CR2: 000055d56173e560 CR3: 000000000c0e8002 CR4: 0000000000772ef0 [ 737.803891][ T67] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 737.804117][ T67] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 737.804338][ T67] PKRU: 55555554 [ 737.804453][ T67] Call Trace: [ 737.804570][ T67] [ 737.804652][ T67] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1)) [ 737.804888][ T67] ? __warn (kernel/panic.c:748) [ 737.805010][ T67] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1)) [ 737.805164][ T67] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 737.805322][ T67] ? handle_bug (arch/x86/kernel/traps.c:285) [ 737.805439][ T67] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 737.805589][ T67] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 737.805813][ T67] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:913) [ 737.805969][ T67] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1)) [ 737.806129][ T67] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11638) [ 737.806327][ T67] ? nexthops_dump (net/ipv4/nexthop.c:3861) [ 737.806480][ T67] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11536) [ 737.806665][ T67] ? __pfx_nexthops_dump (net/ipv4/nexthop.c:3856) [ 737.806893][ T67] ? 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:66) [ 737.807049][ T67] ? nexthop_net_exit_batch_rtnl (net/ipv4/nexthop.c:585 net/ipv4/nexthop.c:2158 net/ipv4/nexthop.c:2666 net/ipv4/nexthop.c:4010) [ 737.807240][ T67] cleanup_net (net/core/net_namespace.c:648) [ 737.807397][ T67] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814) [ 737.807550][ T67] ? __pfx_cleanup_net (net/core/net_namespace.c:594) [ 737.807766][ T67] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37)) [ 737.808048][ T67] ? lock_acquire (kernel/locking/lockdep.c:5822) [ 737.808199][ T67] ? process_one_work (kernel/workqueue.c:3205) [ 737.808356][ T67] process_one_work (kernel/workqueue.c:3229) [ 737.808515][ T67] ? __pfx___lock_release (kernel/locking/lockdep.c:5501) [ 737.808777][ T67] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 737.808940][ T67] ? assign_work (kernel/workqueue.c:1200) [ 737.809096][ T67] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 737.809244][ T67] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 737.809439][ T67] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 737.809591][ T67] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 737.810061][ T67] kthread (kernel/kthread.c:389) [ 737.810188][ T67] ? __pfx_kthread (kernel/kthread.c:342) [ 737.810346][ T67] ret_from_fork (arch/x86/kernel/process.c:147) [ 737.810497][ T67] ? __pfx_kthread (kernel/kthread.c:342) Finger prints: __rtnl_unlock:unregister_netdevice_many_notify:cleanup_net:process_one_work:worker_thread