====================================== | [ 9.079565][ T189] softirqs last disabled at (18642): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 9.079567][ T189] Preemption disabled at: | [ 9.079568][ T189] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.079576][ T189] Tainted: [W]=WARN [ 9.079577][ T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.079578][ T189] Call Trace: [ 9.079580][ T189] [ 9.079581][ T189] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.079586][ T189] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.079588][ T189] __might_resched.cold (kernel/sched/core.c:9234) [ 9.079593][ T189] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.079596][ T189] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.079601][ T189] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.079604][ T189] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.079610][ T189] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.079612][ T189] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.079615][ T189] put_chars (drivers/char/virtio_console.c:1176) [ 9.079618][ T189] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.079622][ T189] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 9.079632][ T189] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.079636][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.079641][ T189] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.079644][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.079650][ T189] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.079653][ T189] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.079657][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.079659][ T189] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.079663][ T189] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.079666][ T189] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.079668][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.079673][ T189] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.079675][ T189] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.079677][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.079678][ T189] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.079682][ T189] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.079684][ T189] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.079687][ T189] vprintk_emit (kernel/printk/printk.c:2479) [ 9.079690][ T189] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.079693][ T189] ? __nlmsg_put (net/netlink/af_netlink.c:2157 (discriminator 1)) [ 9.079698][ T189] _printk (kernel/printk/printk.c:2504) [ 9.079701][ T189] ? snapshot_read.cold (user.c:?) [ 9.079705][ T189] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.079708][ T189] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.079711][ T189] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.079713][ T189] ? netdev_notice (net/core/dev.c:13194) [ 9.079717][ T189] ? netdev_change_features (net/core/dev.c:11183) [ 9.079721][ T189] ? team_nl_send_options_get (./include/linux/skbuff.h:2915 (discriminator 2)) [ 9.079726][ T189] team_port_add (drivers/net/team/team_core.c:1383) [ 9.079732][ T189] ? team_port_enable (./include/linux/if_team.h:86 (discriminator 3)) [ 9.079733][ T189] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 9.079737][ T189] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 9.079742][ T189] do_set_master (net/core/rtnetlink.c:3071) [ 9.079746][ T189] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 9.079750][ T189] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 9.079753][ T189] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 9.079755][ T189] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 9.079758][ T189] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 9.079761][ T189] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.079763][ T189] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.079765][ T189] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.079768][ T189] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.079770][ T189] ? kasan_save_stack (mm/kasan/common.c:57) [ 9.079771][ T189] ? kasan_save_track (mm/kasan/common.c:78) [ 9.079773][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.079775][ T189] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 9.079777][ T189] ? ___sys_sendmsg (net/socket.c:2757) [ 9.079781][ T189] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.079783][ T189] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.079786][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.079788][ T189] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.079790][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.079791][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.079793][ T189] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 9.079795][ T189] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 9.079798][ T189] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 9.079800][ T189] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.079804][ T189] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 9.079805][ T189] ? nla_get_range_signed (lib/nlattr.c:270) [ 9.079811][ T189] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 9.079816][ T189] rtnl_newlink (net/core/rtnetlink.c:4215) [ 9.079822][ T189] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.079824][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.079829][ T189] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.079831][ T189] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.079833][ T189] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.079836][ T189] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.079839][ T189] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.079842][ T189] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.079845][ T189] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.079847][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.079852][ T189] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.079854][ T189] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.079857][ T189] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.079859][ T189] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.079862][ T189] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.079868][ T189] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 9.079870][ T189] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 9.079874][ T189] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.079877][ T189] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.079880][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.079884][ T189] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.079888][ T189] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.079892][ T189] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.079897][ T189] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 9.079899][ T189] ? copy_msghdr_from_user (net/socket.c:2650) [ 9.079901][ T189] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 9.079902][ T189] ? move_addr_to_kernel (net/socket.c:258) [ 9.079909][ T189] ___sys_sendmsg (net/socket.c:2767) [ 9.079912][ T189] ? copy_msghdr_from_user (net/socket.c:2619) [ 9.079926][ T189] __sys_sendmsg (net/socket.c:2799) [ 9.079929][ T189] ? __sys_sendmsg_sock (net/socket.c:2780) [ 9.079935][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.079938][ T189] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.079940][ T189] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.079943][ T189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.079945][ T189] RIP: 0033:0x7fe47e30d54e [ 9.079949][ T189] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 9.079951][ T189] RSP: 002b:00007ffee41a3e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.079953][ T189] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe47e30d54e [ 9.079955][ T189] RDX: 0000000000000000 RSI: 00007ffee41a3eb0 RDI: 0000000000000005 [ 9.079955][ T189] RBP: 00007ffee41a3e10 R08: 0000000000000000 R09: 0000000000000000 [ 9.079956][ T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913dfa [ 9.079957][ T189] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee41a4580 | [ 10.246741][ T12] softirqs last disabled at (3784): fib6_run_gc (./include/linux/spinlock.h:431 net/ipv6/ip6_fib.c:2437) | [ 10.246743][ T12] Preemption disabled at: | [ 10.246744][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.246753][ T12] Tainted: [W]=WARN [ 10.246753][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.246755][ T12] Workqueue: netns cleanup_net [ 10.246758][ T12] Call Trace: [ 10.246760][ T12] [ 10.246762][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.246767][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.246768][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 10.246773][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.246777][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.246782][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.246785][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.246791][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.246793][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.246797][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 10.246800][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.246802][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 10.246806][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.246811][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.246815][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.246817][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.246822][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.246824][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 10.246826][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.246830][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.246834][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.246838][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.246842][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.246843][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.246848][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.246852][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.246853][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.246858][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.246861][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.246862][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.246864][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.246868][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.246870][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.246873][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 10.246876][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.246878][ T12] ? unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 10.246881][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.246883][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.246885][ T12] ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5)) [ 10.246888][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.246893][ T12] _printk (kernel/printk/printk.c:2504) [ 10.246896][ T12] ? snapshot_read.cold (user.c:?) [ 10.246900][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.246902][ T12] ? sk_clone (./include/linux/instrumented.h:41 ./include/asm-generic/bitops/instrumented-non-atomic.h:44 ./include/net/sock.h:1047 net/core/sock.c:2542) [ 10.246905][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.246908][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.246912][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.246914][ T12] ? netdev_notice (net/core/dev.c:13194) [ 10.246919][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 10.246921][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.246922][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 10.246925][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 10.246927][ T12] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 10.246932][ T12] team_port_del (drivers/net/team/team_core.c:1468) [ 10.246938][ T12] team_device_event (drivers/net/team/team_core.c:2131 drivers/net/team/team_core.c:3192) [ 10.246939][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.246941][ T12] notifier_call_chain (kernel/notifier.c:85) [ 10.246947][ T12] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 10.246952][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 10.246954][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.246956][ T12] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 10.246961][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 10.246963][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 10.246969][ T12] ops_undo_list (net/core/net_namespace.c:188 net/core/net_namespace.c:249) [ 10.246973][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 10.246974][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.246980][ T12] cleanup_net (net/core/net_namespace.c:706) [ 10.246983][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 10.246986][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.246988][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.246992][ T12] process_one_work (kernel/workqueue.c:3387) [ 10.246998][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 10.247000][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.247008][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 10.247015][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 10.247017][ T12] kthread (kernel/kthread.c:436) [ 10.247019][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.247022][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 10.247026][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 10.247030][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 10.247033][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 10.247037][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: fib6_run_gc:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars