====================================== | [ 8.940751][ T181] softirqs last disabled at (21377): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.940753][ T181] Preemption disabled at: | [ 8.940754][ T181] 0x0 | [ 8.940764][ T181] Tainted: [W]=WARN [ 8.940765][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.940766][ T181] Call Trace: [ 8.940768][ T181] [ 8.940770][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.940775][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 8.940780][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.940784][ T181] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.940789][ T181] __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)) [ 8.940791][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.940797][ T181] ? 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) [ 8.940800][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.940803][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 8.940806][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.940808][ T181] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 8.940813][ T181] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 8.940818][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.940824][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.940826][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.940829][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.940833][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.940836][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.940838][ T181] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 8.940841][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.940843][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.940847][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.940851][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.940853][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.940857][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.940860][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.940862][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.940864][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.940868][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.940869][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.940873][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 8.940876][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.940880][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.940883][ T181] _printk (kernel/printk/printk.c:2504) [ 8.940886][ T181] ? snapshot_read.cold (user.c:?) [ 8.940889][ T181] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 8.940892][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.940895][ T181] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 8.940898][ T181] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.940901][ T181] ? exit_notify (kernel/exit.c:780) [ 8.940903][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.940905][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.940909][ T181] do_group_exit (kernel/exit.c:1151) [ 8.940912][ T181] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.940914][ T181] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.940916][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.940920][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.940923][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.940925][ T181] RIP: 0033:0x7face31261b8 [ 8.940927][ T181] Code: Unable to access opcode bytes at 0x7face312618e. Code starting with the faulting instruction =========================================== [ 8.940928][ T181] RSP: 002b:00007ffde275ff18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.940931][ T181] RAX: ffffffffffffffda RBX: 00007face3256f88 RCX: 00007face31261b8 [ 8.940932][ T181] RDX: 00007face2e70fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 8.940933][ T181] RBP: 00007ffde275ff70 R08: 0000000000000000 R09: 0000000000000050 [ 8.940934][ T181] R10: 00007ffde275fd30 R11: 0000000000000246 R12: 0000000000000001 [ 8.940934][ T181] R13: 0000000000000000 R14: 00007face3255680 R15: 00007face3256fa0 | [ 9.942821][ T213] softirqs last disabled at (21378): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 9.942824][ T213] Preemption disabled at: | [ 9.942825][ T213] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.942834][ T213] Tainted: [W]=WARN [ 9.942835][ T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.942837][ T213] Call Trace: [ 9.942839][ T213] [ 9.942840][ T213] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.942846][ T213] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.942849][ T213] __might_resched.cold (kernel/sched/core.c:9234) [ 9.942853][ T213] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.942858][ T213] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.942862][ T213] __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)) [ 9.942865][ T213] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.942871][ T213] ? 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) [ 9.942873][ T213] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.942877][ T213] put_chars (drivers/char/virtio_console.c:1176) [ 9.942880][ T213] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.942883][ T213] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.942888][ T213] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.942895][ T213] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.942897][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.942901][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.942905][ T213] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.942909][ T213] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.942911][ T213] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.942914][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.942916][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.942920][ T213] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.942924][ T213] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.942926][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.942931][ T213] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.942934][ T213] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.942936][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.942938][ T213] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.942942][ T213] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.942943][ T213] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.942946][ T213] vprintk_emit (kernel/printk/printk.c:2479) [ 9.942950][ T213] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.942952][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.942954][ T213] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.942956][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.942960][ T213] _printk (kernel/printk/printk.c:2504) [ 9.942963][ T213] ? snapshot_read.cold (user.c:?) [ 9.942967][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.942969][ T213] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.942972][ T213] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.942976][ T213] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 9.942978][ T213] ? netdev_err (net/core/dev.c:13192) [ 9.942981][ T213] ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 13)) [ 9.942986][ T213] ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1)) [ 9.942992][ T213] hsr_dev_open.cold (net/hsr/hsr_device.c:159) [ 9.942996][ T213] __dev_open (net/core/dev.c:1724) [ 9.943000][ T213] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 9.943002][ T213] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 9.943007][ T213] __dev_change_flags (net/core/dev.c:9812) [ 9.943009][ T213] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 9.943011][ T213] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 9.943014][ T213] ? __kernel_text_address (kernel/extable.c:79) [ 9.943015][ T213] ? write_profile (profile.c:?) [ 9.943018][ T213] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 9.943022][ T213] netif_change_flags (net/core/dev.c:9877) [ 9.943026][ T213] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 9.943029][ T213] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 9.943031][ T213] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 9.943032][ T213] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 9.943035][ T213] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 9.943038][ T213] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.943041][ T213] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.943043][ T213] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.943045][ T213] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.943048][ T213] ? kasan_save_stack (mm/kasan/common.c:57) [ 9.943050][ T213] ? kasan_save_track (mm/kasan/common.c:78) [ 9.943053][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.943054][ T213] ? __netlink_deliver_tap (./include/linux/skbuff.h:1384 net/netlink/af_netlink.c:174 net/netlink/af_netlink.c:299 net/netlink/af_netlink.c:326) [ 9.943058][ T213] ? ___sys_sendmsg (net/socket.c:2756) [ 9.943063][ T213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.943065][ T213] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.943067][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.943070][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.943071][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.943073][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.943075][ T213] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 9.943079][ T213] ? __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) [ 9.943082][ T213] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 9.943084][ T213] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.943088][ T213] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 9.943093][ T213] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 9.943099][ T213] rtnl_newlink (net/core/rtnetlink.c:4215) [ 9.943104][ T213] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.943106][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.943110][ T213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.943112][ T213] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.943114][ T213] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.943116][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.943120][ T213] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.943122][ T213] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.943125][ T213] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.943126][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.943131][ T213] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.943132][ T213] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.943136][ T213] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.943138][ T213] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.943141][ T213] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.943148][ T213] ? 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)) [ 9.943149][ T213] ? 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)) [ 9.943154][ T213] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.943158][ T213] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.943160][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.943165][ T213] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.943169][ T213] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.943173][ T213] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.943178][ T213] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 9.943180][ T213] ? copy_msghdr_from_user (net/socket.c:2650) [ 9.943183][ T213] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 9.943184][ T213] ? move_addr_to_kernel (net/socket.c:258) [ 9.943192][ T213] ___sys_sendmsg (net/socket.c:2767) [ 9.943195][ T213] ? copy_msghdr_from_user (net/socket.c:2619) [ 9.943210][ T213] __sys_sendmsg (net/socket.c:2799) [ 9.943214][ T213] ? __sys_sendmsg_sock (net/socket.c:2780) [ 9.943220][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.943228][ T213] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.943231][ T213] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.943234][ T213] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.943236][ T213] RIP: 0033:0x7f2e69f0f54e [ 9.943240][ T213] 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 [ 9.943242][ T213] RSP: 002b:00007fffece53fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.943244][ T213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2e69f0f54e [ 9.943246][ T213] RDX: 0000000000000000 RSI: 00007fffece54090 RDI: 0000000000000005 [ 9.943247][ T213] RBP: 00007fffece53ff0 R08: 0000000000000000 R09: 0000000000000000 [ 9.943247][ T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913be7 [ 9.943248][ T213] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffece54760 | [ 15.957601][ T12] softirqs last disabled at (15011): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.957603][ T12] Preemption disabled at: | [ 15.957604][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.957613][ T12] Tainted: [W]=WARN [ 15.957614][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.957616][ T12] Workqueue: netns cleanup_net [ 15.957620][ T12] Call Trace: [ 15.957622][ T12] [ 15.957623][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.957629][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.957631][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 15.957636][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.957640][ 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) [ 15.957645][ 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)) [ 15.957647][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.957653][ 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) [ 15.957656][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.957659][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 15.957662][ T12] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 15.957664][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.957667][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 15.957672][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.957679][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.957682][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.957686][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.957690][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.957694][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.957695][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 15.957699][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.957701][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.957705][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.957709][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.957711][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.957717][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.957719][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.957721][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.957723][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.957727][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.957729][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.957732][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 15.957736][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.957739][ T12] ? io_schedule_timeout (kernel/sched/core.c:8159 (discriminator 1)) [ 15.957743][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 15.957745][ T12] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 15.957748][ T12] _printk (kernel/printk/printk.c:2504) [ 15.957752][ T12] ? snapshot_read.cold (user.c:?) [ 15.957755][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 15.957757][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 15.957761][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 15.957764][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.957767][ T12] ? netdev_notice (net/core/dev.c:13194) [ 15.957770][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 15.957771][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 15.957774][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 15.957777][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 15.957781][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 15.957784][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 15.957786][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 15.957791][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 15.957794][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 15.957799][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 15.957801][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 15.957804][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 15.957807][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 15.957810][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.957812][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 15.957816][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 15.957820][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.957822][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 15.957824][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.957827][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 15.957831][ T12] cleanup_net (net/core/net_namespace.c:706) [ 15.957834][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 15.957838][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.957840][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.957844][ T12] process_one_work (kernel/workqueue.c:3387) [ 15.957851][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 15.957854][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.957861][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 15.957868][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.957870][ T12] kthread (kernel/kthread.c:436) [ 15.957873][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.957876][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.957878][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.957882][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.957886][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.957889][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.957891][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.013028][ T281] softirqs last disabled at (18208): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 17.013030][ T281] Preemption disabled at: | [ 17.013031][ T281] vprintk_emit (kernel/printk/printk.c:2471) | [ 17.013040][ T281] Tainted: [W]=WARN [ 17.013041][ T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.013043][ T281] Call Trace: [ 17.013045][ T281] [ 17.013046][ T281] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.013052][ T281] ? vprintk_emit (kernel/printk/printk.c:2471) [ 17.013054][ T281] __might_resched.cold (kernel/sched/core.c:9234) [ 17.013059][ T281] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.013063][ T281] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.013068][ T281] __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)) [ 17.013070][ T281] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.013076][ T281] ? 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) [ 17.013079][ T281] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.013082][ T281] put_chars (drivers/char/virtio_console.c:1176) [ 17.013085][ T281] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.013092][ T281] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.013099][ T281] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.013102][ T281] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.013106][ T281] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.013110][ T281] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.013111][ T281] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 17.013114][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.013119][ T281] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.013122][ T281] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.013127][ T281] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.013128][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.013134][ T281] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.013136][ T281] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.013138][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.013141][ T281] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.013144][ T281] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.013146][ T281] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.013149][ T281] vprintk_emit (kernel/printk/printk.c:2479) [ 17.013153][ T281] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.013155][ T281] ? kasan_save_stack (mm/kasan/common.c:58) [ 17.013158][ T281] ? kasan_save_track (mm/kasan/common.c:78) [ 17.013160][ T281] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 17.013161][ T281] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 17.013163][ T281] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 17.013166][ T281] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 17.013168][ T281] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 17.013171][ T281] _printk (kernel/printk/printk.c:2504) [ 17.013175][ T281] ? snapshot_read.cold (user.c:?) [ 17.013177][ T281] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.013181][ T281] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 17.013184][ T281] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 17.013188][ T281] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 17.013190][ T281] ? netdev_notice (net/core/dev.c:13194) [ 17.013197][ T281] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 17.013201][ T281] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 17.013205][ T281] netif_set_promiscuity (net/core/dev.c:9699) [ 17.013210][ T281] dev_set_promiscuity (net/core/dev_api.c:288) [ 17.013213][ T281] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 17.013216][ T281] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 17.013219][ T281] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 17.013224][ T281] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 17.013226][ T281] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 17.013231][ T281] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 17.013233][ T281] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 17.013236][ T281] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 17.013238][ T281] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 17.013240][ T281] ? nla_strscpy (lib/nlattr.c:795) [ 17.013245][ T281] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 17.013252][ T281] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 17.013254][ T281] ? __dev_get_by_name (net/core/dev.c:905) [ 17.013256][ T281] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 17.013267][ T281] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 17.013273][ T281] rtnl_newlink (net/core/rtnetlink.c:4215) [ 17.013278][ T281] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.013280][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.013287][ T281] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.013290][ T281] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.013293][ T281] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 17.013296][ T281] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.013297][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.013301][ T281] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.013303][ T281] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.013307][ T281] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 17.013310][ T281] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.013313][ T281] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.013319][ T281] ? 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)) [ 17.013321][ T281] ? 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)) [ 17.013326][ T281] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.013330][ T281] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.013333][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.013337][ T281] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 17.013340][ T281] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 17.013344][ T281] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 17.013350][ T281] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 17.013353][ T281] ? copy_msghdr_from_user (net/socket.c:2650) [ 17.013356][ T281] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 17.013358][ T281] ? move_addr_to_kernel (net/socket.c:258) [ 17.013365][ T281] ___sys_sendmsg (net/socket.c:2767) [ 17.013367][ T281] ? copy_msghdr_from_user (net/socket.c:2619) [ 17.013383][ T281] __sys_sendmsg (net/socket.c:2799) [ 17.013386][ T281] ? __sys_sendmsg_sock (net/socket.c:2780) [ 17.013392][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.013395][ T281] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.013399][ T281] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.013401][ T281] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.013403][ T281] RIP: 0033:0x7f885a7d154e [ 17.013407][ T281] 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 [ 17.013409][ T281] RSP: 002b:00007ffd1f33f970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.013412][ T281] RAX: ffffffffffffffda RBX: 00007ffd1f340120 RCX: 00007f885a7d154e [ 17.013413][ T281] RDX: 0000000000000000 RSI: 00007ffd1f33fa20 RDI: 0000000000000005 [ 17.013414][ T281] RBP: 00007ffd1f33f980 R08: 0000000000000000 R09: 0000000000000000 [ 17.013414][ T281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913bee [ 17.013415][ T281] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1f3400f0 | [ 23.311403][ T12] softirqs last disabled at (131481): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 23.311406][ T12] Preemption disabled at: | [ 23.311406][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 23.311416][ T12] Tainted: [W]=WARN [ 23.311417][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.311418][ T12] Workqueue: netns cleanup_net [ 23.311422][ T12] Call Trace: [ 23.311424][ T12] [ 23.311426][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.311432][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 23.311434][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 23.311439][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.311443][ 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) [ 23.311448][ 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)) [ 23.311450][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.311456][ 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) [ 23.311458][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.311462][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 23.311465][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.311468][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 23.311473][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.311480][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.311483][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.311487][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.311491][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.311494][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.311496][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 23.311499][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.311502][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.311506][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.311510][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.311512][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.311517][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.311520][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.311522][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.311524][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.311528][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.311530][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.311533][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 23.311536][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.311539][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 23.311541][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.311544][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 23.311546][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 23.311549][ T12] _printk (kernel/printk/printk.c:2504) [ 23.311552][ T12] ? snapshot_read.cold (user.c:?) [ 23.311555][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 23.311558][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 23.311561][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 23.311565][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 23.311567][ T12] ? netdev_notice (net/core/dev.c:13194) [ 23.311570][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 23.311572][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 23.311574][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 23.311578][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.311581][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 23.311584][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 23.311587][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 23.311591][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 23.311593][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 23.311598][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 23.311601][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 23.311603][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 23.311607][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 23.311609][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.311612][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 23.311616][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 23.311620][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.311622][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 23.311623][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.311626][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 23.311631][ T12] cleanup_net (net/core/net_namespace.c:706) [ 23.311634][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 23.311638][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.311640][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.311644][ T12] process_one_work (kernel/workqueue.c:3387) [ 23.311650][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 23.311653][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.311661][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 23.311667][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.311669][ T12] kthread (kernel/kthread.c:436) [ 23.311672][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.311675][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.311678][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.311682][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 23.311685][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.311688][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.311691][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.353299][ T364] softirqs last disabled at (16756): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 24.353302][ T364] Preemption disabled at: | [ 24.353302][ T364] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.353312][ T364] Tainted: [W]=WARN [ 24.353313][ T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.353315][ T364] Call Trace: [ 24.353317][ T364] [ 24.353319][ T364] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.353324][ T364] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.353327][ T364] __might_resched.cold (kernel/sched/core.c:9234) [ 24.353331][ T364] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.353335][ T364] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 24.353340][ T364] __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)) [ 24.353342][ T364] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.353348][ T364] ? 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) [ 24.353350][ T364] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.353354][ T364] put_chars (drivers/char/virtio_console.c:1176) [ 24.353357][ T364] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.353363][ T364] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.353369][ T364] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.353372][ T364] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.353376][ T364] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.353380][ T364] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.353382][ T364] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 24.353385][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.353389][ T364] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.353392][ T364] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.353396][ T364] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.353398][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.353403][ T364] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.353406][ T364] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.353408][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.353410][ T364] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.353414][ T364] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.353415][ T364] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.353418][ T364] vprintk_emit (kernel/printk/printk.c:2479) [ 24.353422][ T364] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.353424][ T364] ? kasan_save_stack (mm/kasan/common.c:58) [ 24.353427][ T364] ? kasan_save_track (mm/kasan/common.c:78) [ 24.353429][ T364] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 24.353430][ T364] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 24.353432][ T364] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 24.353435][ T364] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 24.353437][ T364] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 24.353441][ T364] _printk (kernel/printk/printk.c:2504) [ 24.353444][ T364] ? snapshot_read.cold (user.c:?) [ 24.353446][ T364] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.353450][ T364] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 24.353453][ T364] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 24.353457][ T364] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 24.353459][ T364] ? netdev_notice (net/core/dev.c:13194) [ 24.353466][ T364] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 24.353470][ T364] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 24.353474][ T364] netif_set_promiscuity (net/core/dev.c:9699) [ 24.353479][ T364] dev_set_promiscuity (net/core/dev_api.c:288) [ 24.353482][ T364] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 24.353485][ T364] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 24.353488][ T364] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 24.353493][ T364] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 24.353495][ T364] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 24.353499][ T364] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 24.353501][ T364] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 24.353504][ T364] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 24.353507][ T364] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 24.353508][ T364] ? nla_strscpy (lib/nlattr.c:795) [ 24.353513][ T364] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 24.353517][ T364] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 24.353518][ T364] ? __dev_get_by_name (net/core/dev.c:905) [ 24.353520][ T364] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 24.353528][ T364] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 24.353535][ T364] rtnl_newlink (net/core/rtnetlink.c:4215) [ 24.353540][ T364] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 24.353542][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.353548][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.353552][ T364] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 24.353554][ T364] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 24.353557][ T364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.353558][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.353562][ T364] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.353564][ T364] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.353567][ T364] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 24.353571][ T364] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.353574][ T364] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.353580][ T364] ? 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)) [ 24.353582][ T364] ? 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)) [ 24.353586][ T364] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.353590][ T364] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.353593][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.353597][ T364] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 24.353601][ T364] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 24.353605][ T364] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 24.353610][ T364] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 24.353614][ T364] ? copy_msghdr_from_user (net/socket.c:2650) [ 24.353616][ T364] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 24.353618][ T364] ? move_addr_to_kernel (net/socket.c:258) [ 24.353625][ T364] ___sys_sendmsg (net/socket.c:2767) [ 24.353628][ T364] ? copy_msghdr_from_user (net/socket.c:2619) [ 24.353643][ T364] __sys_sendmsg (net/socket.c:2799) [ 24.353646][ T364] ? __sys_sendmsg_sock (net/socket.c:2780) [ 24.353653][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.353656][ T364] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 24.353659][ T364] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 24.353662][ T364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.353664][ T364] RIP: 0033:0x7f9f0121854e [ 24.353668][ T364] 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 [ 24.353669][ T364] RSP: 002b:00007ffee298d400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.353672][ T364] RAX: ffffffffffffffda RBX: 00007ffee298dbb0 RCX: 00007f9f0121854e [ 24.353673][ T364] RDX: 0000000000000000 RSI: 00007ffee298d4b0 RDI: 0000000000000005 [ 24.353674][ T364] RBP: 00007ffee298d410 R08: 0000000000000000 R09: 0000000000000000 [ 24.353675][ T364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913bf5 [ 24.353676][ T364] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee298db80 | [ 31.629874][ T12] softirqs last disabled at (231509): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 31.629876][ T12] Preemption disabled at: | [ 31.629877][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.629886][ T12] Tainted: [W]=WARN [ 31.629886][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.629888][ T12] Workqueue: netns cleanup_net [ 31.629892][ T12] Call Trace: [ 31.629894][ T12] [ 31.629895][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.629901][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.629903][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 31.629908][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.629911][ 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) [ 31.629916][ 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)) [ 31.629919][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.629924][ 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) [ 31.629927][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.629930][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 31.629933][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.629936][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 31.629942][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.629948][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.629951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.629955][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.629959][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.629963][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.629965][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 31.629968][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.629970][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.629974][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.629979][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.629980][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.629986][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.629988][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.629990][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.629993][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.629996][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.629998][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.630001][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 31.630005][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.630008][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 31.630010][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.630012][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 31.630014][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 31.630018][ T12] _printk (kernel/printk/printk.c:2504) [ 31.630021][ T12] ? snapshot_read.cold (user.c:?) [ 31.630024][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 31.630027][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.630030][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.630034][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.630036][ T12] ? netdev_notice (net/core/dev.c:13194) [ 31.630040][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 31.630041][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 31.630043][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 31.630047][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.630051][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 31.630054][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 31.630056][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 31.630061][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 31.630064][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 31.630069][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 31.630071][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 31.630074][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 31.630077][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 31.630080][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.630082][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 31.630086][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 31.630090][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.630092][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 31.630094][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.630097][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 31.630101][ T12] cleanup_net (net/core/net_namespace.c:706) [ 31.630104][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 31.630108][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.630110][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.630114][ T12] process_one_work (kernel/workqueue.c:3387) [ 31.630121][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 31.630123][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.630131][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 31.630138][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.630140][ T12] kthread (kernel/kthread.c:436) [ 31.630143][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.630146][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.630149][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.630152][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 31.630156][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.630159][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.630161][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.675765][ T447] softirqs last disabled at (16622): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 32.675767][ T447] Preemption disabled at: | [ 32.675768][ T447] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.675777][ T447] Tainted: [W]=WARN [ 32.675778][ T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.675780][ T447] Call Trace: [ 32.675782][ T447] [ 32.675783][ T447] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.675789][ T447] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.675791][ T447] __might_resched.cold (kernel/sched/core.c:9234) [ 32.675796][ T447] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.675800][ T447] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.675805][ T447] __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)) [ 32.675807][ T447] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.675813][ T447] ? 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) [ 32.675816][ T447] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.675819][ T447] put_chars (drivers/char/virtio_console.c:1176) [ 32.675822][ T447] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.675828][ T447] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.675835][ T447] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.675838][ T447] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.675842][ T447] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.675846][ T447] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.675848][ T447] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 32.675851][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.675855][ T447] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.675859][ T447] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.675863][ T447] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.675865][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.675870][ T447] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.675873][ T447] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.675875][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.675877][ T447] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.675881][ T447] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.675883][ T447] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.675886][ T447] vprintk_emit (kernel/printk/printk.c:2479) [ 32.675890][ T447] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.675892][ T447] ? kasan_save_stack (mm/kasan/common.c:58) [ 32.675895][ T447] ? kasan_save_track (mm/kasan/common.c:78) [ 32.675896][ T447] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 32.675898][ T447] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 32.675900][ T447] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 32.675903][ T447] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 32.675905][ T447] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 32.675908][ T447] _printk (kernel/printk/printk.c:2504) [ 32.675912][ T447] ? snapshot_read.cold (user.c:?) [ 32.675913][ T447] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.675918][ T447] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 32.675921][ T447] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 32.675925][ T447] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.675927][ T447] ? netdev_notice (net/core/dev.c:13194) [ 32.675934][ T447] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 32.675938][ T447] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 32.675942][ T447] netif_set_promiscuity (net/core/dev.c:9699) [ 32.675947][ T447] dev_set_promiscuity (net/core/dev_api.c:288) [ 32.675950][ T447] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 32.675953][ T447] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 32.675956][ T447] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 32.675962][ T447] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 32.675963][ T447] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 32.675968][ T447] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 32.675970][ T447] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 32.675973][ T447] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 32.675975][ T447] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 32.675977][ T447] ? nla_strscpy (lib/nlattr.c:795) [ 32.675982][ T447] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 32.675985][ T447] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 32.675987][ T447] ? __dev_get_by_name (net/core/dev.c:905) [ 32.675989][ T447] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 32.675998][ T447] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 32.676004][ T447] rtnl_newlink (net/core/rtnetlink.c:4215) [ 32.676010][ T447] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 32.676012][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.676018][ T447] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.676022][ T447] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 32.676024][ T447] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 32.676027][ T447] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.676029][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.676033][ T447] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.676035][ T447] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.676038][ T447] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.676042][ T447] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.676045][ T447] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.676052][ T447] ? 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)) [ 32.676054][ T447] ? 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)) [ 32.676058][ T447] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.676062][ T447] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.676065][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.676069][ T447] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.676073][ T447] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.676077][ T447] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 32.676083][ T447] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.676087][ T447] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.676089][ T447] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.676091][ T447] ? move_addr_to_kernel (net/socket.c:258) [ 32.676098][ T447] ___sys_sendmsg (net/socket.c:2767) [ 32.676101][ T447] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.676117][ T447] __sys_sendmsg (net/socket.c:2799) [ 32.676120][ T447] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.676127][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.676130][ T447] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.676133][ T447] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.676136][ T447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.676138][ T447] RIP: 0033:0x7f06899dd54e [ 32.676142][ T447] 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 [ 32.676144][ T447] RSP: 002b:00007fff1de18110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.676146][ T447] RAX: ffffffffffffffda RBX: 00007fff1de188c0 RCX: 00007f06899dd54e [ 32.676147][ T447] RDX: 0000000000000000 RSI: 00007fff1de181c0 RDI: 0000000000000005 [ 32.676148][ T447] RBP: 00007fff1de18120 R08: 0000000000000000 R09: 0000000000000000 [ 32.676149][ T447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913bfe [ 32.676150][ T447] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1de18890 | [ 39.836572][ T12] softirqs last disabled at (332486): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 39.836575][ T12] Preemption disabled at: | [ 39.836575][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 39.836585][ T12] Tainted: [W]=WARN [ 39.836586][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.836587][ T12] Workqueue: netns cleanup_net [ 39.836591][ T12] Call Trace: [ 39.836593][ T12] [ 39.836595][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.836600][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 39.836603][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 39.836607][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.836611][ 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) [ 39.836616][ 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)) [ 39.836619][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.836624][ 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) [ 39.836627][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.836630][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 39.836633][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.836637][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 39.836641][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.836648][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.836651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.836655][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.836659][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.836663][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.836665][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 39.836668][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.836670][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.836674][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.836678][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.836680][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.836685][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.836688][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.836690][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.836692][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.836696][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.836698][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.836701][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 39.836705][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.836707][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 39.836709][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 39.836712][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 39.836714][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 39.836717][ T12] _printk (kernel/printk/printk.c:2504) [ 39.836720][ T12] ? snapshot_read.cold (user.c:?) [ 39.836723][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 39.836726][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 39.836729][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 39.836733][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.836735][ T12] ? netdev_notice (net/core/dev.c:13194) [ 39.836739][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 39.836740][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 39.836742][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 39.836746][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.836750][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 39.836752][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 39.836755][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 39.836759][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 39.836762][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 39.836768][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 39.836770][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 39.836773][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 39.836776][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 39.836779][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.836781][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 39.836785][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 39.836789][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 39.836791][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 39.836792][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 39.836795][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 39.836800][ T12] cleanup_net (net/core/net_namespace.c:706) [ 39.836803][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 39.836807][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.836809][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.836813][ T12] process_one_work (kernel/workqueue.c:3387) [ 39.836819][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.836822][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.836829][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.836836][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.836838][ T12] kthread (kernel/kthread.c:436) [ 39.836841][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.836844][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.836847][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.836851][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.836854][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.836857][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.836860][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.870702][ T532] softirqs last disabled at (26168): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 40.870705][ T532] Preemption disabled at: | [ 40.870705][ T532] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.870715][ T532] Tainted: [W]=WARN [ 40.870716][ T532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.870717][ T532] Call Trace: [ 40.870719][ T532] [ 40.870720][ T532] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.870726][ T532] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.870728][ T532] __might_resched.cold (kernel/sched/core.c:9234) [ 40.870733][ T532] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.870737][ T532] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.870742][ T532] __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)) [ 40.870744][ T532] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.870750][ T532] ? 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) [ 40.870753][ T532] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.870756][ T532] put_chars (drivers/char/virtio_console.c:1176) [ 40.870759][ T532] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.870765][ T532] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.870772][ T532] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.870775][ T532] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.870779][ T532] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.870782][ T532] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.870784][ T532] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 40.870787][ T532] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.870791][ T532] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.870795][ T532] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.870799][ T532] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.870801][ T532] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.870806][ T532] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.870809][ T532] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.870810][ T532] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.870813][ T532] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.870816][ T532] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.870818][ T532] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.870821][ T532] vprintk_emit (kernel/printk/printk.c:2479) [ 40.870825][ T532] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.870827][ T532] ? kasan_save_stack (mm/kasan/common.c:58) [ 40.870830][ T532] ? kasan_save_track (mm/kasan/common.c:78) [ 40.870832][ T532] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 40.870834][ T532] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 40.870835][ T532] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 40.870839][ T532] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 40.870841][ T532] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 40.870844][ T532] _printk (kernel/printk/printk.c:2504) [ 40.870848][ T532] ? snapshot_read.cold (user.c:?) [ 40.870849][ T532] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.870853][ T532] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.870857][ T532] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.870860][ T532] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.870862][ T532] ? netdev_notice (net/core/dev.c:13194) [ 40.870869][ T532] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.870873][ T532] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 40.870877][ T532] netif_set_promiscuity (net/core/dev.c:9699) [ 40.870882][ T532] dev_set_promiscuity (net/core/dev_api.c:288) [ 40.870885][ T532] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 40.870888][ T532] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 40.870891][ T532] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 40.870897][ T532] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 40.870898][ T532] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 40.870903][ T532] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 40.870905][ T532] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 40.870908][ T532] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 40.870910][ T532] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 40.870912][ T532] ? nla_strscpy (lib/nlattr.c:795) [ 40.870917][ T532] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 40.870920][ T532] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 40.870922][ T532] ? __dev_get_by_name (net/core/dev.c:905) [ 40.870924][ T532] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 40.870932][ T532] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 40.870939][ T532] rtnl_newlink (net/core/rtnetlink.c:4215) [ 40.870944][ T532] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.870946][ T532] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.870952][ T532] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.870956][ T532] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.870958][ T532] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.870961][ T532] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.870963][ T532] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.870967][ T532] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.870969][ T532] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.870972][ T532] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.870976][ T532] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.870978][ T532] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.870985][ T532] ? 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)) [ 40.870987][ T532] ? 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)) [ 40.870991][ T532] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.870995][ T532] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.870998][ T532] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.871002][ T532] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.871006][ T532] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.871010][ T532] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 40.871015][ T532] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 40.871019][ T532] ? copy_msghdr_from_user (net/socket.c:2650) [ 40.871021][ T532] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 40.871023][ T532] ? move_addr_to_kernel (net/socket.c:258) [ 40.871030][ T532] ___sys_sendmsg (net/socket.c:2767) [ 40.871033][ T532] ? copy_msghdr_from_user (net/socket.c:2619) [ 40.871048][ T532] __sys_sendmsg (net/socket.c:2799) [ 40.871051][ T532] ? __sys_sendmsg_sock (net/socket.c:2780) [ 40.871057][ T532] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.871061][ T532] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.871064][ T532] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.871067][ T532] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.871069][ T532] RIP: 0033:0x7f32f259254e [ 40.871072][ T532] 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 [ 40.871074][ T532] RSP: 002b:00007ffd207d15a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.871077][ T532] RAX: ffffffffffffffda RBX: 00007ffd207d1d50 RCX: 00007f32f259254e [ 40.871078][ T532] RDX: 0000000000000000 RSI: 00007ffd207d1650 RDI: 0000000000000005 [ 40.871079][ T532] RBP: 00007ffd207d15b0 R08: 0000000000000000 R09: 0000000000000000 [ 40.871080][ T532] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913c06 [ 40.871081][ T532] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd207d1d20 | [ 47.592347][ T12] softirqs last disabled at (434727): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 47.592350][ T12] Preemption disabled at: | [ 47.592350][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 47.592363][ T12] Tainted: [W]=WARN [ 47.592364][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.592366][ T12] Workqueue: netns cleanup_net [ 47.592370][ T12] Call Trace: [ 47.592371][ T12] [ 47.592373][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 47.592379][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 47.592381][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 47.592385][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 47.592389][ 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) [ 47.592394][ 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)) [ 47.592396][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.592402][ 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) [ 47.592405][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.592408][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 47.592411][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 47.592414][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 47.592419][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 47.592426][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 47.592428][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.592433][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.592437][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 47.592441][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 47.592442][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 47.592446][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.592448][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.592452][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 47.592456][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 47.592458][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.592463][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 47.592466][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 47.592468][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.592470][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 47.592474][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 47.592475][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 47.592479][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 47.592482][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 47.592485][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 47.592487][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 47.592490][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 47.592491][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 47.592495][ T12] _printk (kernel/printk/printk.c:2504) [ 47.592498][ T12] ? snapshot_read.cold (user.c:?) [ 47.592501][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 47.592504][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 47.592507][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 47.592511][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 47.592513][ T12] ? netdev_notice (net/core/dev.c:13194) [ 47.592517][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 47.592518][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 47.592520][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 47.592524][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 47.592528][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 47.592530][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 47.592533][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 47.592538][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 47.592540][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 47.592546][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 47.592549][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 47.592551][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 47.592555][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 47.592557][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 47.592559][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 47.592563][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 47.592567][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 47.592569][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 47.592571][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 47.592574][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 47.592578][ T12] cleanup_net (net/core/net_namespace.c:706) [ 47.592581][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 47.592585][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.592587][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.592591][ T12] process_one_work (kernel/workqueue.c:3387) [ 47.592598][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 47.592600][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 47.592608][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 47.592615][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 47.592617][ T12] kthread (kernel/kthread.c:436) [ 47.592620][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.592623][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 47.592625][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 47.592629][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 47.592632][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 47.592636][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 47.592638][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.645413][ T615] softirqs last disabled at (26210): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 48.645416][ T615] Preemption disabled at: | [ 48.645416][ T615] vprintk_emit (kernel/printk/printk.c:2471) | [ 48.645425][ T615] Tainted: [W]=WARN [ 48.645426][ T615] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.645428][ T615] Call Trace: [ 48.645430][ T615] [ 48.645431][ T615] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 48.645437][ T615] ? vprintk_emit (kernel/printk/printk.c:2471) [ 48.645439][ T615] __might_resched.cold (kernel/sched/core.c:9234) [ 48.645443][ T615] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 48.645447][ T615] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 48.645452][ T615] __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)) [ 48.645455][ T615] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.645460][ T615] ? 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) [ 48.645463][ T615] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.645466][ T615] put_chars (drivers/char/virtio_console.c:1176) [ 48.645469][ T615] ? __send_to_port (drivers/char/virtio_console.c:654) [ 48.645475][ T615] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 48.645482][ T615] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 48.645484][ T615] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.645488][ T615] console_emit_next_record (kernel/printk/printk.c:3183) [ 48.645492][ T615] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 48.645494][ T615] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 48.645497][ T615] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.645501][ T615] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.645505][ T615] console_flush_one_record (kernel/printk/printk.c:3268) [ 48.645509][ T615] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 48.645511][ T615] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 48.645516][ T615] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 48.645519][ T615] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 48.645521][ T615] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.645523][ T615] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 48.645526][ T615] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 48.645528][ T615] ? vprintk_emit (kernel/printk/printk.c:2478) [ 48.645531][ T615] vprintk_emit (kernel/printk/printk.c:2479) [ 48.645535][ T615] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 48.645537][ T615] ? kasan_save_stack (mm/kasan/common.c:58) [ 48.645540][ T615] ? kasan_save_track (mm/kasan/common.c:78) [ 48.645542][ T615] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 48.645544][ T615] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 48.645545][ T615] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 48.645549][ T615] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 48.645550][ T615] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 48.645554][ T615] _printk (kernel/printk/printk.c:2504) [ 48.645557][ T615] ? snapshot_read.cold (user.c:?) [ 48.645559][ T615] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 48.645563][ T615] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 48.645566][ T615] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 48.645570][ T615] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 48.645572][ T615] ? netdev_notice (net/core/dev.c:13194) [ 48.645579][ T615] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 48.645582][ T615] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 48.645587][ T615] netif_set_promiscuity (net/core/dev.c:9699) [ 48.645591][ T615] dev_set_promiscuity (net/core/dev_api.c:288) [ 48.645594][ T615] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 48.645597][ T615] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 48.645600][ T615] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 48.645606][ T615] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 48.645607][ T615] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 48.645612][ T615] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 48.645614][ T615] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 48.645616][ T615] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 48.645619][ T615] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 48.645621][ T615] ? nla_strscpy (lib/nlattr.c:795) [ 48.645625][ T615] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 48.645629][ T615] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 48.645631][ T615] ? __dev_get_by_name (net/core/dev.c:905) [ 48.645633][ T615] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 48.645641][ T615] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 48.645647][ T615] rtnl_newlink (net/core/rtnetlink.c:4215) [ 48.645653][ T615] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 48.645654][ T615] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 48.645661][ T615] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 48.645664][ T615] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 48.645667][ T615] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 48.645670][ T615] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.645671][ T615] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 48.645675][ T615] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 48.645677][ T615] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 48.645681][ T615] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 48.645684][ T615] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 48.645687][ T615] ? netlink_ack (./include/linux/skbuff.h:2718) [ 48.645694][ T615] ? 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)) [ 48.645696][ T615] ? 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)) [ 48.645700][ T615] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 48.645704][ T615] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 48.645707][ T615] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 48.645711][ T615] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 48.645715][ T615] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 48.645719][ T615] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 48.645724][ T615] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 48.645728][ T615] ? copy_msghdr_from_user (net/socket.c:2650) [ 48.645730][ T615] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 48.645732][ T615] ? move_addr_to_kernel (net/socket.c:258) [ 48.645739][ T615] ___sys_sendmsg (net/socket.c:2767) [ 48.645742][ T615] ? copy_msghdr_from_user (net/socket.c:2619) [ 48.645758][ T615] __sys_sendmsg (net/socket.c:2799) [ 48.645761][ T615] ? __sys_sendmsg_sock (net/socket.c:2780) [ 48.645767][ T615] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.645770][ T615] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 48.645774][ T615] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 48.645776][ T615] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 48.645778][ T615] RIP: 0033:0x7f4506a2554e [ 48.645782][ T615] 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 [ 48.645784][ T615] RSP: 002b:00007ffc8e145bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 48.645786][ T615] RAX: ffffffffffffffda RBX: 00007ffc8e1463a0 RCX: 00007f4506a2554e [ 48.645788][ T615] RDX: 0000000000000000 RSI: 00007ffc8e145ca0 RDI: 0000000000000005 [ 48.645789][ T615] RBP: 00007ffc8e145c00 R08: 0000000000000000 R09: 0000000000000000 [ 48.645789][ T615] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913c0e [ 48.645790][ T615] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8e146370 | [ 55.059872][ T12] softirqs last disabled at (532388): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 55.059875][ T12] Preemption disabled at: | [ 55.059876][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 55.059884][ T12] Tainted: [W]=WARN [ 55.059885][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.059887][ T12] Workqueue: netns cleanup_net [ 55.059890][ T12] Call Trace: [ 55.059892][ T12] [ 55.059894][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.059899][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 55.059902][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 55.059906][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.059910][ 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) [ 55.059915][ 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)) [ 55.059918][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.059923][ 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) [ 55.059926][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.059929][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 55.059932][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 55.059935][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 55.059940][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 55.059947][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 55.059949][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.059953][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.059957][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 55.059961][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 55.059963][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 55.059966][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.059969][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.059973][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 55.059977][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 55.059978][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.059984][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 55.059986][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 55.059988][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.059991][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 55.059994][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 55.059996][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 55.059999][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 55.060003][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.060006][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 55.060007][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.060010][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 55.060012][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 55.060015][ T12] _printk (kernel/printk/printk.c:2504) [ 55.060019][ T12] ? snapshot_read.cold (user.c:?) [ 55.060022][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 55.060025][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 55.060028][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 55.060031][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 55.060034][ T12] ? netdev_notice (net/core/dev.c:13194) [ 55.060037][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 55.060038][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 55.060041][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 55.060044][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.060048][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 55.060051][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 55.060054][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 55.060058][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 55.060061][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 55.060066][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 55.060069][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 55.060072][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 55.060075][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 55.060078][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.060080][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.060084][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 55.060088][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.060089][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 55.060091][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.060094][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 55.060099][ T12] cleanup_net (net/core/net_namespace.c:706) [ 55.060102][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 55.060106][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.060107][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.060111][ T12] process_one_work (kernel/workqueue.c:3387) [ 55.060118][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 55.060120][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.060128][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 55.060135][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 55.060137][ T12] kthread (kernel/kthread.c:436) [ 55.060139][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.060142][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 55.060145][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 55.060149][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 55.060152][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 55.060155][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 55.060158][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 56.108849][ T697] softirqs last disabled at (15788): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 56.108851][ T697] Preemption disabled at: | [ 56.108852][ T697] vprintk_emit (kernel/printk/printk.c:2471) | [ 56.108861][ T697] Tainted: [W]=WARN [ 56.108862][ T697] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.108863][ T697] Call Trace: [ 56.108865][ T697] [ 56.108867][ T697] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 56.108872][ T697] ? vprintk_emit (kernel/printk/printk.c:2471) [ 56.108875][ T697] __might_resched.cold (kernel/sched/core.c:9234) [ 56.108879][ T697] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 56.108883][ T697] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 56.108888][ T697] __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)) [ 56.108890][ T697] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.108896][ T697] ? 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) [ 56.108899][ T697] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.108902][ T697] put_chars (drivers/char/virtio_console.c:1176) [ 56.108905][ T697] ? __send_to_port (drivers/char/virtio_console.c:654) [ 56.108911][ T697] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 56.108918][ T697] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 56.108920][ T697] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.108925][ T697] console_emit_next_record (kernel/printk/printk.c:3183) [ 56.108928][ T697] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 56.108930][ T697] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 56.108933][ T697] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.108937][ T697] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.108941][ T697] console_flush_one_record (kernel/printk/printk.c:3268) [ 56.108945][ T697] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 56.108947][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.108952][ T697] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 56.108954][ T697] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 56.108956][ T697] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.108958][ T697] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 56.108962][ T697] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 56.108964][ T697] ? vprintk_emit (kernel/printk/printk.c:2478) [ 56.108967][ T697] vprintk_emit (kernel/printk/printk.c:2479) [ 56.108971][ T697] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 56.108972][ T697] ? kasan_save_stack (mm/kasan/common.c:58) [ 56.108976][ T697] ? kasan_save_track (mm/kasan/common.c:78) [ 56.108977][ T697] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 56.108979][ T697] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 56.108980][ T697] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 56.108984][ T697] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 56.108986][ T697] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 56.108989][ T697] _printk (kernel/printk/printk.c:2504) [ 56.108992][ T697] ? snapshot_read.cold (user.c:?) [ 56.108994][ T697] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 56.108998][ T697] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 56.109002][ T697] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 56.109005][ T697] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 56.109007][ T697] ? netdev_notice (net/core/dev.c:13194) [ 56.109014][ T697] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 56.109018][ T697] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 56.109022][ T697] netif_set_promiscuity (net/core/dev.c:9699) [ 56.109026][ T697] dev_set_promiscuity (net/core/dev_api.c:288) [ 56.109029][ T697] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 56.109032][ T697] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 56.109035][ T697] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 56.109041][ T697] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 56.109042][ T697] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 56.109047][ T697] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 56.109049][ T697] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 56.109051][ T697] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 56.109054][ T697] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 56.109056][ T697] ? nla_strscpy (lib/nlattr.c:795) [ 56.109061][ T697] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 56.109064][ T697] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 56.109066][ T697] ? __dev_get_by_name (net/core/dev.c:905) [ 56.109068][ T697] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 56.109076][ T697] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 56.109082][ T697] rtnl_newlink (net/core/rtnetlink.c:4215) [ 56.109087][ T697] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.109089][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.109096][ T697] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 56.109099][ T697] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.109101][ T697] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 56.109104][ T697] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.109106][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.109110][ T697] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.109112][ T697] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.109115][ T697] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 56.109118][ T697] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.109121][ T697] ? netlink_ack (./include/linux/skbuff.h:2718) [ 56.109128][ T697] ? 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)) [ 56.109129][ T697] ? 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)) [ 56.109134][ T697] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 56.109138][ T697] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 56.109141][ T697] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.109145][ T697] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 56.109149][ T697] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 56.109152][ T697] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 56.109158][ T697] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 56.109162][ T697] ? copy_msghdr_from_user (net/socket.c:2650) [ 56.109164][ T697] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 56.109166][ T697] ? move_addr_to_kernel (net/socket.c:258) [ 56.109173][ T697] ___sys_sendmsg (net/socket.c:2767) [ 56.109176][ T697] ? copy_msghdr_from_user (net/socket.c:2619) [ 56.109191][ T697] __sys_sendmsg (net/socket.c:2799) [ 56.109194][ T697] ? __sys_sendmsg_sock (net/socket.c:2780) [ 56.109200][ T697] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.109203][ T697] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 56.109206][ T697] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 56.109209][ T697] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 56.109211][ T697] RIP: 0033:0x7f73102f854e [ 56.109215][ T697] 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 [ 56.109216][ T697] RSP: 002b:00007ffdb70e52d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 56.109219][ T697] RAX: ffffffffffffffda RBX: 00007ffdb70e5a80 RCX: 00007f73102f854e [ 56.109220][ T697] RDX: 0000000000000000 RSI: 00007ffdb70e5380 RDI: 0000000000000005 [ 56.109221][ T697] RBP: 00007ffdb70e52e0 R08: 0000000000000000 R09: 0000000000000000 [ 56.109222][ T697] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913c15 [ 56.109223][ T697] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb70e5a50 | [ 62.349168][ T12] softirqs last disabled at (631644): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 62.349171][ T12] Preemption disabled at: | [ 62.349171][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 62.349181][ T12] Tainted: [W]=WARN [ 62.349181][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 62.349183][ T12] Workqueue: netns cleanup_net [ 62.349187][ T12] Call Trace: [ 62.349188][ T12] [ 62.349190][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 62.349196][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 62.349198][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 62.349202][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 62.349206][ 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) [ 62.349212][ 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)) [ 62.349214][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 62.349220][ 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) [ 62.349223][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 62.349226][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 62.349229][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 62.349232][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 62.349237][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 62.349244][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 62.349246][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 62.349250][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 62.349254][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 62.349262][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 62.349264][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 62.349267][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 62.349269][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 62.349273][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 62.349277][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 62.349279][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 62.349284][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 62.349287][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 62.349289][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 62.349291][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 62.349295][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 62.349297][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 62.349300][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 62.349304][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 62.349307][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 62.349308][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 62.349311][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 62.349313][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 62.349316][ T12] _printk (kernel/printk/printk.c:2504) [ 62.349320][ T12] ? snapshot_read.cold (user.c:?) [ 62.349323][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 62.349326][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 62.349329][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 62.349333][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 62.349335][ T12] ? netdev_notice (net/core/dev.c:13194) [ 62.349338][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 62.349340][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 62.349342][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 62.349346][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.349349][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 62.349352][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 62.349355][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 62.349359][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 62.349362][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 62.349367][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 62.349370][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 62.349373][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 62.349376][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 62.349379][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 62.349381][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 62.349385][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 62.349389][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 62.349391][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 62.349392][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 62.349395][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 62.349400][ T12] cleanup_net (net/core/net_namespace.c:706) [ 62.349403][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 62.349411][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 62.349413][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 62.349417][ T12] process_one_work (kernel/workqueue.c:3387) [ 62.349423][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 62.349426][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 62.349434][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 62.349441][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 62.349443][ T12] kthread (kernel/kthread.c:436) [ 62.349445][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 62.349448][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 62.349451][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 62.349455][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 62.349458][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 62.349461][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 62.349464][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 63.363066][ T780] softirqs last disabled at (20974): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 63.363068][ T780] Preemption disabled at: | [ 63.363069][ T780] vprintk_emit (kernel/printk/printk.c:2471) | [ 63.363078][ T780] Tainted: [W]=WARN [ 63.363079][ T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 63.363081][ T780] Call Trace: [ 63.363083][ T780] [ 63.363084][ T780] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 63.363090][ T780] ? vprintk_emit (kernel/printk/printk.c:2471) [ 63.363092][ T780] __might_resched.cold (kernel/sched/core.c:9234) [ 63.363097][ T780] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 63.363101][ T780] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 63.363106][ T780] __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)) [ 63.363108][ T780] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 63.363114][ T780] ? 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) [ 63.363116][ T780] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 63.363119][ T780] put_chars (drivers/char/virtio_console.c:1176) [ 63.363122][ T780] ? __send_to_port (drivers/char/virtio_console.c:654) [ 63.363129][ T780] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 63.363135][ T780] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 63.363138][ T780] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 63.363142][ T780] console_emit_next_record (kernel/printk/printk.c:3183) [ 63.363146][ T780] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 63.363148][ T780] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 63.363151][ T780] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 63.363155][ T780] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 63.363159][ T780] console_flush_one_record (kernel/printk/printk.c:3268) [ 63.363163][ T780] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 63.363165][ T780] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 63.363170][ T780] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 63.363173][ T780] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 63.363174][ T780] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 63.363177][ T780] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 63.363180][ T780] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 63.363182][ T780] ? vprintk_emit (kernel/printk/printk.c:2478) [ 63.363185][ T780] vprintk_emit (kernel/printk/printk.c:2479) [ 63.363189][ T780] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 63.363191][ T780] ? kasan_save_stack (mm/kasan/common.c:58) [ 63.363194][ T780] ? kasan_save_track (mm/kasan/common.c:78) [ 63.363195][ T780] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 63.363197][ T780] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 63.363198][ T780] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 63.363202][ T780] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 63.363204][ T780] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 63.363207][ T780] _printk (kernel/printk/printk.c:2504) [ 63.363211][ T780] ? snapshot_read.cold (user.c:?) [ 63.363212][ T780] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.363217][ T780] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 63.363220][ T780] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 63.363224][ T780] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 63.363226][ T780] ? netdev_notice (net/core/dev.c:13194) [ 63.363233][ T780] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 63.363236][ T780] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 63.363241][ T780] netif_set_promiscuity (net/core/dev.c:9699) [ 63.363245][ T780] dev_set_promiscuity (net/core/dev_api.c:288) [ 63.363248][ T780] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 63.363252][ T780] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 63.363255][ T780] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 63.363262][ T780] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 63.363264][ T780] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 63.363268][ T780] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 63.363270][ T780] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 63.363273][ T780] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 63.363275][ T780] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 63.363277][ T780] ? nla_strscpy (lib/nlattr.c:795) [ 63.363281][ T780] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 63.363285][ T780] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 63.363287][ T780] ? __dev_get_by_name (net/core/dev.c:905) [ 63.363289][ T780] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 63.363297][ T780] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 63.363303][ T780] rtnl_newlink (net/core/rtnetlink.c:4215) [ 63.363309][ T780] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 63.363311][ T780] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 63.363317][ T780] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 63.363320][ T780] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 63.363322][ T780] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 63.363325][ T780] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.363327][ T780] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 63.363331][ T780] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 63.363333][ T780] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 63.363337][ T780] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 63.363340][ T780] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 63.363343][ T780] ? netlink_ack (./include/linux/skbuff.h:2718) [ 63.363349][ T780] ? 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)) [ 63.363351][ T780] ? 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)) [ 63.363355][ T780] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 63.363359][ T780] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 63.363362][ T780] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 63.363366][ T780] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 63.363370][ T780] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 63.363374][ T780] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 63.363380][ T780] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 63.363383][ T780] ? copy_msghdr_from_user (net/socket.c:2650) [ 63.363386][ T780] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 63.363387][ T780] ? move_addr_to_kernel (net/socket.c:258) [ 63.363394][ T780] ___sys_sendmsg (net/socket.c:2767) [ 63.363397][ T780] ? copy_msghdr_from_user (net/socket.c:2619) [ 63.363417][ T780] __sys_sendmsg (net/socket.c:2799) [ 63.363420][ T780] ? __sys_sendmsg_sock (net/socket.c:2780) [ 63.363426][ T780] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 63.363430][ T780] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 63.363433][ T780] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 63.363435][ T780] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 63.363437][ T780] RIP: 0033:0x7f67b489754e [ 63.363441][ T780] 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 [ 63.363443][ T780] RSP: 002b:00007ffe639efce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 63.363446][ T780] RAX: ffffffffffffffda RBX: 00007ffe639f0490 RCX: 00007f67b489754e [ 63.363447][ T780] RDX: 0000000000000000 RSI: 00007ffe639efd90 RDI: 0000000000000005 [ 63.363448][ T780] RBP: 00007ffe639efcf0 R08: 0000000000000000 R09: 0000000000000000 [ 63.363449][ T780] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913c1c [ 63.363450][ T780] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe639f0460 | [ 71.030811][ T12] softirqs last disabled at (729086): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 71.030814][ T12] Preemption disabled at: | [ 71.030815][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 71.030824][ T12] Tainted: [W]=WARN [ 71.030825][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.030827][ T12] Workqueue: netns cleanup_net [ 71.030830][ T12] Call Trace: [ 71.030832][ T12] [ 71.030834][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 71.030840][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 71.030842][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 71.030847][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 71.030851][ 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) [ 71.030855][ 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)) [ 71.030858][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 71.030863][ 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) [ 71.030866][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 71.030869][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 71.030872][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 71.030875][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 71.030880][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 71.030887][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 71.030889][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 71.030893][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 71.030897][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 71.030901][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 71.030903][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 71.030906][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 71.030908][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 71.030912][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 71.030916][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 71.030918][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 71.030923][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 71.030926][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 71.030928][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 71.030930][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 71.030934][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 71.030936][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 71.030939][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 71.030943][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 71.030945][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 71.030947][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 71.030950][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 71.030951][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 71.030955][ T12] _printk (kernel/printk/printk.c:2504) [ 71.030958][ T12] ? snapshot_read.cold (user.c:?) [ 71.030961][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 71.030964][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 71.030967][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 71.030971][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 71.030973][ T12] ? netdev_notice (net/core/dev.c:13194) [ 71.030976][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 71.030978][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 71.030980][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 71.030983][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.030987][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 71.030990][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 71.030993][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 71.030997][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 71.031000][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 71.031005][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 71.031007][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 71.031010][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 71.031013][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 71.031016][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 71.031018][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 71.031022][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 71.031026][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 71.031028][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 71.031030][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 71.031033][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 71.031037][ T12] cleanup_net (net/core/net_namespace.c:706) [ 71.031040][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 71.031044][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 71.031046][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 71.031050][ T12] process_one_work (kernel/workqueue.c:3387) [ 71.031056][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 71.031059][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 71.031066][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 71.031073][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 71.031075][ T12] kthread (kernel/kthread.c:436) [ 71.031078][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 71.031081][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 71.031084][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 71.031087][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 71.031091][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 71.031094][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 71.031096][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 72.064770][ T866] softirqs last disabled at (27960): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 72.064773][ T866] Preemption disabled at: | [ 72.064773][ T866] vprintk_emit (kernel/printk/printk.c:2471) | [ 72.064782][ T866] Tainted: [W]=WARN [ 72.064783][ T866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.064785][ T866] Call Trace: [ 72.064787][ T866] [ 72.064788][ T866] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 72.064794][ T866] ? vprintk_emit (kernel/printk/printk.c:2471) [ 72.064796][ T866] __might_resched.cold (kernel/sched/core.c:9234) [ 72.064800][ T866] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 72.064805][ T866] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 72.064810][ T866] __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)) [ 72.064812][ T866] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.064818][ T866] ? 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) [ 72.064820][ T866] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.064824][ T866] put_chars (drivers/char/virtio_console.c:1176) [ 72.064827][ T866] ? __send_to_port (drivers/char/virtio_console.c:654) [ 72.064833][ T866] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 72.064839][ T866] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 72.064842][ T866] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.064846][ T866] console_emit_next_record (kernel/printk/printk.c:3183) [ 72.064850][ T866] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 72.064852][ T866] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 72.064855][ T866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.064859][ T866] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.064863][ T866] console_flush_one_record (kernel/printk/printk.c:3268) [ 72.064867][ T866] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 72.064868][ T866] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.064874][ T866] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 72.064876][ T866] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 72.064878][ T866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.064880][ T866] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 72.064884][ T866] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 72.064886][ T866] ? vprintk_emit (kernel/printk/printk.c:2478) [ 72.064889][ T866] vprintk_emit (kernel/printk/printk.c:2479) [ 72.064892][ T866] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 72.064894][ T866] ? kasan_save_stack (mm/kasan/common.c:58) [ 72.064898][ T866] ? kasan_save_track (mm/kasan/common.c:78) [ 72.064899][ T866] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 72.064901][ T866] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 72.064902][ T866] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 72.064906][ T866] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 72.064908][ T866] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 72.064911][ T866] _printk (kernel/printk/printk.c:2504) [ 72.064915][ T866] ? snapshot_read.cold (user.c:?) [ 72.064916][ T866] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.064921][ T866] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 72.064924][ T866] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 72.064927][ T866] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 72.064929][ T866] ? netdev_notice (net/core/dev.c:13194) [ 72.064936][ T866] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 72.064940][ T866] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 72.064944][ T866] netif_set_promiscuity (net/core/dev.c:9699) [ 72.064949][ T866] dev_set_promiscuity (net/core/dev_api.c:288) [ 72.064952][ T866] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 72.064955][ T866] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 72.064958][ T866] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 72.064963][ T866] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 72.064965][ T866] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 72.064969][ T866] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 72.064971][ T866] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 72.064974][ T866] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 72.064976][ T866] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 72.064978][ T866] ? nla_strscpy (lib/nlattr.c:795) [ 72.064983][ T866] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 72.064986][ T866] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 72.064988][ T866] ? __dev_get_by_name (net/core/dev.c:905) [ 72.064990][ T866] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 72.064998][ T866] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 72.065005][ T866] rtnl_newlink (net/core/rtnetlink.c:4215) [ 72.065010][ T866] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 72.065012][ T866] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.065018][ T866] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.065022][ T866] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 72.065024][ T866] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 72.065027][ T866] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.065028][ T866] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.065033][ T866] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 72.065035][ T866] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 72.065038][ T866] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 72.065041][ T866] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 72.065044][ T866] ? netlink_ack (./include/linux/skbuff.h:2718) [ 72.065051][ T866] ? 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)) [ 72.065053][ T866] ? 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)) [ 72.065057][ T866] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 72.065061][ T866] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 72.065064][ T866] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.065068][ T866] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 72.065072][ T866] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 72.065075][ T866] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 72.065081][ T866] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 72.065085][ T866] ? copy_msghdr_from_user (net/socket.c:2650) [ 72.065087][ T866] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 72.065089][ T866] ? move_addr_to_kernel (net/socket.c:258) [ 72.065096][ T866] ___sys_sendmsg (net/socket.c:2767) [ 72.065099][ T866] ? copy_msghdr_from_user (net/socket.c:2619) [ 72.065114][ T866] __sys_sendmsg (net/socket.c:2799) [ 72.065117][ T866] ? __sys_sendmsg_sock (net/socket.c:2780) [ 72.065124][ T866] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.065127][ T866] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 72.065130][ T866] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 72.065133][ T866] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 72.065135][ T866] RIP: 0033:0x7fa0d730e54e [ 72.065138][ T866] 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 [ 72.065140][ T866] RSP: 002b:00007ffc029bc180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 72.065143][ T866] RAX: ffffffffffffffda RBX: 00007ffc029bc930 RCX: 00007fa0d730e54e [ 72.065144][ T866] RDX: 0000000000000000 RSI: 00007ffc029bc230 RDI: 0000000000000005 [ 72.065145][ T866] RBP: 00007ffc029bc190 R08: 0000000000000000 R09: 0000000000000000 [ 72.065146][ T866] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913c25 [ 72.065147][ T866] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc029bc900 | [ 79.077096][ T12] softirqs last disabled at (832137): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 79.077098][ T12] Preemption disabled at: | [ 79.077098][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 79.077107][ T12] Tainted: [W]=WARN [ 79.077108][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.077110][ T12] Workqueue: netns cleanup_net [ 79.077113][ T12] Call Trace: [ 79.077115][ T12] [ 79.077117][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 79.077123][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 79.077125][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 79.077129][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 79.077133][ 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) [ 79.077138][ 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)) [ 79.077140][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 79.077146][ 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) [ 79.077149][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 79.077152][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 79.077155][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 79.077159][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 79.077164][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 79.077170][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 79.077173][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 79.077177][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 79.077181][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 79.077185][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 79.077187][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 79.077190][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 79.077193][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 79.077197][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 79.077201][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 79.077203][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 79.077208][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 79.077211][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 79.077213][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 79.077215][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 79.077219][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 79.077220][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 79.077224][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 79.077227][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 79.077230][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 79.077232][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 79.077235][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 79.077237][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 79.077240][ T12] _printk (kernel/printk/printk.c:2504) [ 79.077243][ T12] ? snapshot_read.cold (user.c:?) [ 79.077246][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 79.077249][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 79.077253][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 79.077260][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 79.077263][ T12] ? netdev_notice (net/core/dev.c:13194) [ 79.077266][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 79.077268][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 79.077270][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 79.077273][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.077278][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 79.077280][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 79.077283][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 79.077288][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 79.077291][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 79.077296][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 79.077298][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 79.077301][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 79.077304][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 79.077307][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 79.077309][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 79.077313][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 79.077317][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 79.077319][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 79.077321][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 79.077324][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 79.077328][ T12] cleanup_net (net/core/net_namespace.c:706) [ 79.077332][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 79.077335][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 79.077337][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 79.077341][ T12] process_one_work (kernel/workqueue.c:3387) [ 79.077348][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 79.077350][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 79.077358][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 79.077365][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 79.077367][ T12] kthread (kernel/kthread.c:436) [ 79.077369][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 79.077372][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 79.077375][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 79.077379][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 79.077382][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 79.077385][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 79.077388][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 80.130220][ T948] softirqs last disabled at (22286): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 80.130222][ T948] Preemption disabled at: | [ 80.130223][ T948] vprintk_emit (kernel/printk/printk.c:2471) | [ 80.130232][ T948] Tainted: [W]=WARN [ 80.130233][ T948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.130234][ T948] Call Trace: [ 80.130236][ T948] [ 80.130238][ T948] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 80.130244][ T948] ? vprintk_emit (kernel/printk/printk.c:2471) [ 80.130246][ T948] __might_resched.cold (kernel/sched/core.c:9234) [ 80.130250][ T948] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 80.130254][ T948] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 80.130261][ T948] __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)) [ 80.130263][ T948] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 80.130269][ T948] ? 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) [ 80.130272][ T948] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 80.130275][ T948] put_chars (drivers/char/virtio_console.c:1176) [ 80.130278][ T948] ? __send_to_port (drivers/char/virtio_console.c:654) [ 80.130284][ T948] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 80.130291][ T948] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 80.130293][ T948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.130297][ T948] console_emit_next_record (kernel/printk/printk.c:3183) [ 80.130301][ T948] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 80.130303][ T948] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 80.130306][ T948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.130310][ T948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.130314][ T948] console_flush_one_record (kernel/printk/printk.c:3268) [ 80.130318][ T948] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 80.130320][ T948] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 80.130324][ T948] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 80.130327][ T948] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 80.130329][ T948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.130331][ T948] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 80.130335][ T948] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 80.130336][ T948] ? vprintk_emit (kernel/printk/printk.c:2478) [ 80.130340][ T948] vprintk_emit (kernel/printk/printk.c:2479) [ 80.130343][ T948] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 80.130345][ T948] ? kasan_save_stack (mm/kasan/common.c:58) [ 80.130348][ T948] ? kasan_save_track (mm/kasan/common.c:78) [ 80.130350][ T948] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 80.130352][ T948] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 80.130353][ T948] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 80.130357][ T948] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 80.130358][ T948] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 80.130362][ T948] _printk (kernel/printk/printk.c:2504) [ 80.130365][ T948] ? snapshot_read.cold (user.c:?) [ 80.130367][ T948] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.130372][ T948] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 80.130375][ T948] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 80.130378][ T948] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 80.130380][ T948] ? netdev_notice (net/core/dev.c:13194) [ 80.130387][ T948] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.130391][ T948] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 80.130395][ T948] netif_set_promiscuity (net/core/dev.c:9699) [ 80.130400][ T948] dev_set_promiscuity (net/core/dev_api.c:288) [ 80.130403][ T948] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 80.130406][ T948] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 80.130409][ T948] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 80.130414][ T948] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 80.130416][ T948] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 80.130421][ T948] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 80.130422][ T948] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 80.130425][ T948] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 80.130428][ T948] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 80.130430][ T948] ? nla_strscpy (lib/nlattr.c:795) [ 80.130434][ T948] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 80.130438][ T948] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 80.130439][ T948] ? __dev_get_by_name (net/core/dev.c:905) [ 80.130441][ T948] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 80.130449][ T948] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 80.130456][ T948] rtnl_newlink (net/core/rtnetlink.c:4215) [ 80.130461][ T948] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 80.130463][ T948] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 80.130474][ T948] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 80.130478][ T948] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 80.130480][ T948] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 80.130483][ T948] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.130484][ T948] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 80.130488][ T948] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 80.130490][ T948] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 80.130494][ T948] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 80.130498][ T948] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.130500][ T948] ? netlink_ack (./include/linux/skbuff.h:2718) [ 80.130507][ T948] ? 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)) [ 80.130508][ T948] ? 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)) [ 80.130513][ T948] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.130517][ T948] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.130520][ T948] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 80.130524][ T948] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 80.130527][ T948] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 80.130531][ T948] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 80.130537][ T948] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 80.130541][ T948] ? copy_msghdr_from_user (net/socket.c:2650) [ 80.130543][ T948] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 80.130545][ T948] ? move_addr_to_kernel (net/socket.c:258) [ 80.130552][ T948] ___sys_sendmsg (net/socket.c:2767) [ 80.130555][ T948] ? copy_msghdr_from_user (net/socket.c:2619) [ 80.130570][ T948] __sys_sendmsg (net/socket.c:2799) [ 80.130573][ T948] ? __sys_sendmsg_sock (net/socket.c:2780) [ 80.130579][ T948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.130583][ T948] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 80.130586][ T948] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 80.130589][ T948] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.130590][ T948] RIP: 0033:0x7f29f753f54e [ 80.130594][ T948] 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 [ 80.130596][ T948] RSP: 002b:00007ffd87193ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 80.130599][ T948] RAX: ffffffffffffffda RBX: 00007ffd871947a0 RCX: 00007f29f753f54e [ 80.130600][ T948] RDX: 0000000000000000 RSI: 00007ffd871940a0 RDI: 0000000000000005 [ 80.130601][ T948] RBP: 00007ffd87194000 R08: 0000000000000000 R09: 0000000000000000 [ 80.130602][ T948] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913c2d [ 80.130603][ T948] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd87194770 | [ 86.825762][ T12] softirqs last disabled at (932566): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 86.825765][ T12] Preemption disabled at: | [ 86.825765][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 86.825774][ T12] Tainted: [W]=WARN [ 86.825775][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.825777][ T12] Workqueue: netns cleanup_net [ 86.825780][ T12] Call Trace: [ 86.825782][ T12] [ 86.825783][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 86.825789][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 86.825791][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 86.825796][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 86.825800][ 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) [ 86.825805][ 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)) [ 86.825807][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.825813][ 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) [ 86.825816][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.825819][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 86.825822][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 86.825825][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 86.825831][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 86.825837][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 86.825840][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.825844][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.825848][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 86.825852][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 86.825854][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 86.825857][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.825860][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.825864][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 86.825868][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 86.825870][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 86.825875][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 86.825878][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 86.825880][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.825882][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 86.825886][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 86.825888][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 86.825891][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 86.825895][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 86.825897][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 86.825899][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 86.825902][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 86.825904][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 86.825907][ T12] _printk (kernel/printk/printk.c:2504) [ 86.825911][ T12] ? snapshot_read.cold (user.c:?) [ 86.825914][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 86.825917][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 86.825920][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 86.825923][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 86.825926][ T12] ? netdev_notice (net/core/dev.c:13194) [ 86.825929][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 86.825931][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 86.825933][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 86.825937][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 86.825941][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 86.825943][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 86.825946][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 86.825950][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 86.825953][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 86.825958][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 86.825961][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 86.825963][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 86.825967][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 86.825969][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 86.825972][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 86.825976][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 86.825979][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 86.825981][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 86.825983][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 86.825986][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 86.825991][ T12] cleanup_net (net/core/net_namespace.c:706) [ 86.825994][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 86.825998][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.826000][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.826004][ T12] process_one_work (kernel/workqueue.c:3387) [ 86.826010][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 86.826013][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 86.826021][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 86.826028][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 86.826030][ T12] kthread (kernel/kthread.c:436) [ 86.826033][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 86.826035][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 86.826038][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 86.826042][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 86.826045][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 86.826048][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 86.826051][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 92.505295][ T12] softirqs last disabled at (1025840): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 92.505298][ T12] Preemption disabled at: | [ 92.505299][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 92.505309][ T12] Tainted: [W]=WARN [ 92.505309][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.505311][ T12] Workqueue: netns cleanup_net [ 92.505315][ T12] Call Trace: [ 92.505317][ T12] [ 92.505318][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 92.505324][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 92.505326][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 92.505330][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 92.505334][ 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) [ 92.505339][ 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)) [ 92.505341][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 92.505347][ 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) [ 92.505350][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 92.505353][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 92.505356][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 92.505359][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 92.505364][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 92.505371][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 92.505374][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.505378][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.505382][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 92.505386][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 92.505387][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 92.505391][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.505393][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.505397][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 92.505401][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 92.505403][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 92.505408][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 92.505411][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 92.505413][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.505415][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 92.505419][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 92.505420][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 92.505424][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 92.505427][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 92.505430][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 92.505432][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 92.505435][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 92.505436][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 92.505440][ T12] _printk (kernel/printk/printk.c:2504) [ 92.505443][ T12] ? snapshot_read.cold (user.c:?) [ 92.505446][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 92.505449][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 92.505452][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 92.505456][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 92.505458][ T12] ? netdev_notice (net/core/dev.c:13194) [ 92.505462][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 92.505463][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 92.505465][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 92.505469][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.505472][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 92.505475][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 92.505478][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 92.505483][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 92.505486][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 92.505491][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 92.505494][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 92.505496][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 92.505499][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 92.505502][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 92.505504][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.505508][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 92.505518][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 92.505520][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 92.505521][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 92.505524][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 92.505529][ T12] cleanup_net (net/core/net_namespace.c:706) [ 92.505532][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 92.505536][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.505538][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.505542][ T12] process_one_work (kernel/workqueue.c:3387) [ 92.505548][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 92.505551][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 92.505559][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 92.505566][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 92.505568][ T12] kthread (kernel/kthread.c:436) [ 92.505571][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.505574][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 92.505576][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.505580][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 92.505583][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.505586][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 92.505589][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 98.285363][ T12] softirqs last disabled at (1094992): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 98.285366][ T12] Preemption disabled at: | [ 98.285367][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 98.285376][ T12] Tainted: [W]=WARN [ 98.285377][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.285379][ T12] Workqueue: netns cleanup_net [ 98.285382][ T12] Call Trace: [ 98.285384][ T12] [ 98.285386][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 98.285392][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 98.285394][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 98.285398][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 98.285402][ 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) [ 98.285407][ 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)) [ 98.285409][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 98.285415][ 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) [ 98.285418][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 98.285421][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 98.285424][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 98.285427][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 98.285432][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 98.285439][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 98.285442][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.285446][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.285449][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 98.285453][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 98.285455][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 98.285458][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.285461][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.285464][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 98.285469][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 98.285471][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 98.285476][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 98.285479][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 98.285480][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.285483][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 98.285486][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 98.285488][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 98.285491][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 98.285495][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 98.285498][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 98.285499][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 98.285502][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 98.285504][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 98.285507][ T12] _printk (kernel/printk/printk.c:2504) [ 98.285511][ T12] ? snapshot_read.cold (user.c:?) [ 98.285514][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 98.285517][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 98.285520][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 98.285523][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 98.285526][ T12] ? netdev_notice (net/core/dev.c:13194) [ 98.285529][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 98.285531][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 98.285538][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 98.285542][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.285546][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 98.285548][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 98.285551][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 98.285556][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 98.285558][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 98.285564][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 98.285566][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 98.285569][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 98.285572][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 98.285575][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 98.285577][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 98.285581][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 98.285585][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 98.285587][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 98.285588][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 98.285591][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 98.285596][ T12] cleanup_net (net/core/net_namespace.c:706) [ 98.285599][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 98.285603][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 98.285605][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 98.285609][ T12] process_one_work (kernel/workqueue.c:3387) [ 98.285615][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 98.285618][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 98.285625][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 98.285632][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 98.285634][ T12] kthread (kernel/kthread.c:436) [ 98.285637][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 98.285640][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 98.285642][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 98.285646][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 98.285649][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 98.285652][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 98.285655][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 105.337637][ T12] softirqs last disabled at (1155728): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 105.337640][ T12] Preemption disabled at: | [ 105.337640][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 105.337649][ T12] Tainted: [W]=WARN [ 105.337650][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.337652][ T12] Workqueue: netns cleanup_net [ 105.337656][ T12] Call Trace: [ 105.337658][ T12] [ 105.337660][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 105.337666][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 105.337668][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 105.337672][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 105.337676][ 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) [ 105.337681][ 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)) [ 105.337684][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 105.337690][ 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) [ 105.337692][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 105.337696][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 105.337699][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 105.337702][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 105.337707][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 105.337714][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 105.337716][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 105.337720][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 105.337724][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 105.337728][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 105.337730][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 105.337733][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 105.337735][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 105.337739][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 105.337744][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 105.337745][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 105.337751][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 105.337754][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 105.337755][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 105.337758][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 105.337761][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 105.337763][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 105.337766][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 105.337770][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 105.337773][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 105.337774][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 105.337777][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 105.337779][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 105.337782][ T12] _printk (kernel/printk/printk.c:2504) [ 105.337786][ T12] ? snapshot_read.cold (user.c:?) [ 105.337789][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 105.337792][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 105.337795][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 105.337799][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 105.337801][ T12] ? netdev_notice (net/core/dev.c:13194) [ 105.337804][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 105.337806][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 105.337808][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 105.337812][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.337815][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 105.337818][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 105.337821][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 105.337826][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 105.337829][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 105.337834][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 105.337836][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 105.337839][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 105.337842][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 105.337845][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 105.337847][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 105.337851][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 105.337855][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 105.337857][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 105.337859][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 105.337862][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 105.337866][ T12] cleanup_net (net/core/net_namespace.c:706) [ 105.337869][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 105.337873][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 105.337875][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 105.337879][ T12] process_one_work (kernel/workqueue.c:3387) [ 105.337886][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 105.337888][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 105.337896][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 105.337903][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 105.337905][ T12] kthread (kernel/kthread.c:436) [ 105.337907][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 105.337910][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 105.337913][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 105.337917][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 105.337920][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 105.337923][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 105.337926][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 111.799781][ T12] softirqs last disabled at (1231758): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 111.799784][ T12] Preemption disabled at: | [ 111.799785][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 111.799793][ T12] Tainted: [W]=WARN [ 111.799794][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 111.799796][ T12] Workqueue: netns cleanup_net [ 111.799799][ T12] Call Trace: [ 111.799801][ T12] [ 111.799803][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 111.799809][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 111.799811][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 111.799816][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 111.799819][ 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) [ 111.799824][ 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)) [ 111.799826][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 111.799832][ 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) [ 111.799835][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 111.799838][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 111.799841][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 111.799844][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 111.799849][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 111.799856][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 111.799858][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 111.799862][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 111.799866][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 111.799870][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 111.799872][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 111.799875][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 111.799877][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 111.799881][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 111.799885][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 111.799887][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 111.799892][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 111.799895][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 111.799897][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 111.799899][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 111.799903][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 111.799905][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 111.799908][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 111.799912][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 111.799914][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 111.799916][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 111.799919][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 111.799921][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 111.799924][ T12] _printk (kernel/printk/printk.c:2504) [ 111.799928][ T12] ? snapshot_read.cold (user.c:?) [ 111.799931][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 111.799933][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 111.799936][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 111.799940][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 111.799942][ T12] ? netdev_notice (net/core/dev.c:13194) [ 111.799946][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 111.799947][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 111.799949][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 111.799953][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.799956][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 111.799959][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 111.799962][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 111.799966][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 111.799969][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 111.799974][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 111.799977][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 111.799979][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 111.799983][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 111.799985][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 111.799987][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 111.799991][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 111.799995][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 111.799997][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 111.799999][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 111.800002][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 111.800006][ T12] cleanup_net (net/core/net_namespace.c:706) [ 111.800009][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 111.800013][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 111.800015][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 111.800019][ T12] process_one_work (kernel/workqueue.c:3387) [ 111.800025][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 111.800028][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 111.800036][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 111.800042][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 111.800044][ T12] kthread (kernel/kthread.c:436) [ 111.800047][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 111.800050][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 111.800053][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 111.800057][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 111.800060][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 111.800063][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 111.800065][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.985654][ T12] softirqs last disabled at (1305452): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 117.985657][ T12] Preemption disabled at: | [ 117.985658][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 117.985667][ T12] Tainted: [W]=WARN [ 117.985668][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.985670][ T12] Workqueue: netns cleanup_net [ 117.985673][ T12] Call Trace: [ 117.985675][ T12] [ 117.985676][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 117.985682][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 117.985684][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 117.985689][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 117.985694][ 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) [ 117.985699][ 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)) [ 117.985701][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 117.985707][ 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) [ 117.985710][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 117.985714][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 117.985716][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 117.985720][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 117.985725][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 117.985733][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 117.985735][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.985740][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.985744][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 117.985748][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 117.985750][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 117.985754][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.985756][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.985760][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 117.985765][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 117.985767][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 117.985772][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 117.985775][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 117.985777][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.985780][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 117.985783][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 117.985785][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 117.985789][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 117.985793][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 117.985795][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 117.985797][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 117.985800][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 117.985802][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 117.985806][ T12] _printk (kernel/printk/printk.c:2504) [ 117.985809][ T12] ? snapshot_read.cold (user.c:?) [ 117.985813][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 117.985815][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 117.985819][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 117.985822][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 117.985825][ T12] ? netdev_notice (net/core/dev.c:13194) [ 117.985829][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 117.985830][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 117.985832][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 117.985836][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.985840][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 117.985843][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 117.985846][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 117.985851][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 117.985854][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 117.985860][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 117.985862][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 117.985865][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 117.985869][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 117.985871][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 117.985874][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.985878][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 117.985882][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 117.985884][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 117.985886][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 117.985889][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 117.985894][ T12] cleanup_net (net/core/net_namespace.c:706) [ 117.985897][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 117.985901][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.985903][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.985907][ T12] process_one_work (kernel/workqueue.c:3387) [ 117.985914][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 117.985917][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 117.985925][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 117.985932][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 117.985935][ T12] kthread (kernel/kthread.c:436) [ 117.985937][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 117.985940][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 117.985943][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 117.985947][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 117.985951][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 117.985954][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print release_sock:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars