====================================== | [ 10.026938][ T188] softirqs last disabled at (30441): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.026941][ T188] Preemption disabled at: | [ 10.026941][ T188] 0x0 | [ 10.026952][ T188] Tainted: [W]=WARN [ 10.026953][ T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.026955][ T188] Call Trace: [ 10.026956][ T188] [ 10.026958][ T188] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.026965][ T188] __might_resched.cold (kernel/sched/core.c:9234) [ 10.026969][ T188] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.026974][ T188] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.026979][ T188] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.026981][ T188] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.026987][ T188] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.026990][ T188] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.026993][ T188] put_chars (drivers/char/virtio_console.c:1176) [ 10.026995][ T188] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.026997][ T188] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.027002][ T188] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.027007][ T188] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.027013][ T188] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.027015][ T188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027017][ T188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.027021][ T188] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.027025][ T188] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.027027][ T188] ? 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)) [ 10.027030][ T188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027033][ T188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.027036][ T188] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.027041][ T188] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.027042][ T188] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.027048][ T188] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.027050][ T188] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.027052][ T188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027054][ T188] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.027058][ T188] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.027060][ T188] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.027063][ T188] vprintk_emit (kernel/printk/printk.c:2479) [ 10.027067][ T188] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.027070][ T188] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.027074][ T188] _printk (kernel/printk/printk.c:2504) [ 10.027078][ T188] ? snapshot_read.cold (user.c:?) [ 10.027081][ T188] ? 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) [ 10.027083][ T188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.027087][ T188] ? 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) [ 10.027090][ T188] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.027094][ T188] ? exit_notify (kernel/exit.c:780) [ 10.027096][ T188] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.027098][ T188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027103][ T188] do_group_exit (kernel/exit.c:1151) [ 10.027105][ T188] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.027107][ T188] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.027109][ T188] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.027113][ T188] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.027116][ T188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.027118][ T188] RIP: 0033:0x7f59b6a7f1b8 [ 10.027120][ T188] Code: Unable to access opcode bytes at 0x7f59b6a7f18e. Code starting with the faulting instruction =========================================== [ 10.027122][ T188] RSP: 002b:00007ffead125c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.027124][ T188] RAX: ffffffffffffffda RBX: 00007f59b6baff88 RCX: 00007f59b6a7f1b8 [ 10.027131][ T188] RDX: 00007f59b67c9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.027131][ T188] RBP: 00007ffead125c90 R08: 0000000000000000 R09: 0000000000008010 [ 10.027132][ T188] R10: 00007ffead125a50 R11: 0000000000000246 R12: 0000000000000001 [ 10.027133][ T188] R13: 0000000000000000 R14: 00007f59b6bae680 R15: 00007f59b6baffa0 | [ 12.373515][ T267] softirqs last disabled at (21620): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 12.373519][ T267] Preemption disabled at: | [ 12.373520][ T267] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.373532][ T267] Tainted: [W]=WARN [ 12.373533][ T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.373536][ T267] Call Trace: [ 12.373538][ T267] [ 12.373542][ T267] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.373549][ T267] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.373553][ T267] __might_resched.cold (kernel/sched/core.c:9234) [ 12.373559][ T267] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.373564][ T267] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.373571][ T267] __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)) [ 12.373575][ T267] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.373584][ T267] ? 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) [ 12.373587][ T267] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.373592][ T267] put_chars (drivers/char/virtio_console.c:1176) [ 12.373597][ T267] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.373604][ T267] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 12.373610][ T267] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.373614][ T267] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.373617][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.373619][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.373626][ T267] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.373630][ T267] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.373635][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.373640][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.373647][ T267] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.373653][ T267] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.373655][ T267] ? 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)) [ 12.373660][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.373664][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.373671][ T267] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.373677][ T267] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.373680][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.373689][ T267] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.373693][ T267] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.373695][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.373699][ T267] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.373705][ T267] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.373707][ T267] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.373713][ T267] vprintk_emit (kernel/printk/printk.c:2479) [ 12.373719][ T267] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.373723][ T267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.373725][ T267] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 12.373731][ T267] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.373737][ T267] _printk (kernel/printk/printk.c:2504) [ 12.373742][ T267] ? snapshot_read.cold (user.c:?) [ 12.373748][ T267] ? br_multicast_flood (??:?) bridge [ 12.373767][ T267] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.373769][ T267] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.373771][ T267] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.373779][ T267] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 12.373795][ T267] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 12.373809][ T267] new_nbp (net/bridge/br_if.c:449) bridge [ 12.373824][ T267] br_add_if (net/bridge/br_if.c:592) bridge [ 12.373836][ T267] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.373841][ T267] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 12.373845][ T267] ? __kernel_text_address (kernel/extable.c:79) [ 12.373852][ T267] do_set_master (net/core/rtnetlink.c:3071) [ 12.373859][ T267] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.373864][ T267] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 12.373868][ T267] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.373870][ T267] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.373874][ T267] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.373878][ T267] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.373882][ T267] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.373885][ T267] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.373889][ T267] ? kasan_save_stack (mm/kasan/common.c:58) [ 12.373893][ T267] ? kasan_save_stack (mm/kasan/common.c:57) [ 12.373895][ T267] ? kasan_save_track (mm/kasan/common.c:78) [ 12.373900][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.373902][ T267] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 12.373906][ T267] ? ___sys_sendmsg (net/socket.c:2757) [ 12.373913][ T267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.373916][ T267] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.373920][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.373924][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.373926][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.373929][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.373932][ T267] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.373938][ T267] ? __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) [ 12.373940][ T267] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.373944][ T267] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.373949][ T267] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.373952][ T267] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.373961][ T267] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 12.373970][ T267] rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.373980][ T267] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.373983][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.373990][ T267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.373993][ T267] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.373996][ T267] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.374000][ T267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.374006][ T267] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.374009][ T267] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.374014][ T267] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.374016][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.374024][ T267] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.374027][ T267] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.374033][ T267] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.374035][ T267] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.374040][ T267] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.374051][ T267] ? 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)) [ 12.374054][ T267] ? 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)) [ 12.374061][ T267] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.374068][ T267] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.374072][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.374079][ T267] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.374085][ T267] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.374092][ T267] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.374100][ T267] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.374104][ T267] ? copy_msghdr_from_user (net/socket.c:2650) [ 12.374107][ T267] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 12.374109][ T267] ? move_addr_to_kernel (net/socket.c:258) [ 12.374122][ T267] ___sys_sendmsg (net/socket.c:2767) [ 12.374131][ T267] ? copy_msghdr_from_user (net/socket.c:2619) [ 12.374160][ T267] __sys_sendmsg (net/socket.c:2799) [ 12.374164][ T267] ? __sys_sendmsg_sock (net/socket.c:2780) [ 12.374175][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.374181][ T267] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.374184][ T267] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.374189][ T267] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.374193][ T267] RIP: 0033:0x7f51df17c54e [ 12.374198][ T267] 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 [ 12.374200][ T267] RSP: 002b:00007ffecc1924d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.374204][ T267] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f51df17c54e [ 12.374206][ T267] RDX: 0000000000000000 RSI: 00007ffecc192580 RDI: 0000000000000005 [ 12.374207][ T267] RBP: 00007ffecc1924e0 R08: 0000000000000000 R09: 0000000000000000 [ 12.374209][ T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90db89 [ 12.374210][ T267] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecc192c40 | [ 15.517451][ T363] softirqs last disabled at (17862): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 15.517453][ T363] Preemption disabled at: | [ 15.517454][ T363] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.517463][ T363] Tainted: [W]=WARN [ 15.517464][ T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.517465][ T363] Call Trace: [ 15.517467][ T363] [ 15.517468][ T363] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.517474][ T363] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.517476][ T363] __might_resched.cold (kernel/sched/core.c:9234) [ 15.517481][ T363] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.517485][ T363] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.517490][ T363] __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)) [ 15.517492][ T363] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.517498][ T363] ? 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) [ 15.517500][ T363] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.517505][ T363] put_chars (drivers/char/virtio_console.c:1176) [ 15.517507][ T363] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 15.517510][ T363] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.517512][ T363] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.517517][ T363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.517519][ T363] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.517523][ T363] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.517525][ T363] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.517527][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.517529][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.517532][ T363] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.517534][ T363] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.517538][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.517541][ T363] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.517547][ T363] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.517550][ T363] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.517552][ T363] ? 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)) [ 15.517555][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.517557][ T363] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.517561][ T363] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.517565][ T363] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.517567][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.517572][ T363] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.517574][ T363] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.517576][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.517578][ T363] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.517582][ T363] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.517584][ T363] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.517587][ T363] vprintk_emit (kernel/printk/printk.c:2479) [ 15.517591][ T363] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.517593][ T363] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.517596][ T363] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.517599][ T363] _printk (kernel/printk/printk.c:2504) [ 15.517603][ T363] ? snapshot_read.cold (user.c:?) [ 15.517606][ T363] ? br_multicast_flood (??:?) bridge [ 15.517619][ T363] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.517620][ T363] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.517621][ T363] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.517626][ T363] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 15.517636][ T363] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 15.517644][ T363] new_nbp (net/bridge/br_if.c:449) bridge [ 15.517653][ T363] br_add_if (net/bridge/br_if.c:592) bridge [ 15.517660][ T363] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 15.517664][ T363] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.517667][ T363] ? __kernel_text_address (kernel/extable.c:79) [ 15.517670][ T363] do_set_master (net/core/rtnetlink.c:3071) [ 15.517675][ T363] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.517678][ T363] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.517681][ T363] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.517682][ T363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.517684][ T363] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.517687][ T363] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.517690][ T363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.517692][ T363] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.517694][ T363] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.517697][ T363] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.517699][ T363] ? kasan_save_track (mm/kasan/common.c:78) [ 15.517701][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.517703][ T363] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 15.517706][ T363] ? ___sys_sendmsg (net/socket.c:2757) [ 15.517710][ T363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.517712][ T363] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.517715][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.517717][ T363] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.517718][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.517720][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.517723][ T363] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.517726][ T363] ? __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) [ 15.517729][ T363] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.517731][ T363] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.517734][ T363] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.517736][ T363] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.517741][ T363] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.517745][ T363] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.517751][ T363] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.517753][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.517757][ T363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.517759][ T363] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.517760][ T363] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.517762][ T363] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.517766][ T363] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.517768][ T363] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.517771][ T363] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.517772][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.517776][ T363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.517778][ T363] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.517781][ T363] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.517783][ T363] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.517786][ T363] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.517792][ T363] ? 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)) [ 15.517793][ T363] ? 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)) [ 15.517797][ T363] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.517801][ T363] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.517803][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.517807][ T363] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.517811][ T363] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.517815][ T363] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.517820][ T363] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.517822][ T363] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.517824][ T363] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.517826][ T363] ? move_addr_to_kernel (net/socket.c:258) [ 15.517833][ T363] ___sys_sendmsg (net/socket.c:2767) [ 15.517836][ T363] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.517851][ T363] __sys_sendmsg (net/socket.c:2799) [ 15.517854][ T363] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.517860][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.517863][ T363] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.517865][ T363] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.517868][ T363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.517871][ T363] RIP: 0033:0x7ff7c484054e [ 15.517874][ T363] 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 [ 15.517876][ T363] RSP: 002b:00007ffff9f4a220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.517879][ T363] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff7c484054e [ 15.517880][ T363] RDX: 0000000000000000 RSI: 00007ffff9f4a2d0 RDI: 0000000000000005 [ 15.517881][ T363] RBP: 00007ffff9f4a230 R08: 0000000000000000 R09: 0000000000000000 [ 15.517882][ T363] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90db8c [ 15.517883][ T363] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff9f4a990 | [ 17.532152][ C1] | [ 17.532153][ C1] | [ 17.532153][ C1] stack backtrace: | [ 17.532159][ C1] Tainted: [W]=WARN [ 17.532160][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.532161][ C1] Call Trace: [ 17.532162][ C1] [ 17.532164][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.532168][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 17.532170][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 17.532173][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 17.532175][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 17.532176][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 17.532179][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.532180][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 17.532182][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532186][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.532188][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 17.532189][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 17.532191][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 17.532193][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.532195][ C1] ? 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)) [ 17.532197][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532199][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.532201][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.532203][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.532204][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.532207][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.532209][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.532210][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532212][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.532214][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.532216][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.532218][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 17.532220][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.532222][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.532224][ C1] _printk (kernel/printk/printk.c:2504) [ 17.532226][ C1] ? snapshot_read.cold (user.c:?) [ 17.532227][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 17.532230][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 17.532237][ C1] ? idr_get_free (??:?) [ 17.532240][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 17.532247][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 17.532254][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 17.532262][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 17.532269][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 17.532276][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 17.532283][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.532284][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532286][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532288][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 17.532295][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 17.532301][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 17.532304][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 17.532309][ C1] ? __udp6_lib_lookup (net/ipv6/udp.c:392) [ 17.532312][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 17.532314][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.532316][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532318][ C1] ? trace_pelt_se_tp (./include/trace/events/sched.h:853 (discriminator 22)) [ 17.532320][ C1] ? __update_load_avg_se (kernel/sched/pelt.c:314) [ 17.532322][ C1] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 17.532325][ C1] ? pick_eevdf (kernel/sched/fair.c:969 kernel/sched/fair.c:1208) [ 17.532327][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 17.532330][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 17.532332][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.532333][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 17.532335][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.532337][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 17.532339][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.532341][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 17.532343][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.532345][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.532347][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.532349][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 17.532351][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532352][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 17.532354][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 17.532356][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 17.532359][ C1] __napi_poll (net/core/dev.c:7787) [ 17.532361][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 17.532363][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.532365][ C1] ? __napi_poll (./include/net/gro.h:507) [ 17.532367][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532369][ C1] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 17.532372][ C1] ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 17.532375][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 17.532377][ C1] handle_softirqs (kernel/softirq.c:645) [ 17.532379][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.532380][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.532383][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532385][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532387][ C1] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 17.532388][ C1] smpboot_thread_fn (kernel/smpboot.c:160) [ 17.532390][ C1] ? sort_range (kernel/range.c:164) [ 17.532392][ C1] kthread (kernel/kthread.c:436) [ 17.532393][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.532395][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.532397][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.532399][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.532401][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.532403][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.532405][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.532423][ C1] softirqs last disabled at (1075021): run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) | [ 17.532425][ C1] Preemption disabled at: | [ 17.532425][ C1] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) | [ 17.532430][ C1] Tainted: [W]=WARN [ 17.532430][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.532431][ C1] Call Trace: [ 17.532431][ C1] [ 17.532432][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.532434][ C1] ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) [ 17.532436][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 17.532439][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.532440][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532442][ C1] __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)) [ 17.532444][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.532446][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.532447][ C1] ? 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) [ 17.532449][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.532451][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 17.532453][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.532454][ C1] ? mark_lock (kernel/locking/lockdep.c:4769) [ 17.532456][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.532459][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.532460][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532462][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532464][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.532466][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.532468][ C1] ? 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)) [ 17.532470][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532472][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.532474][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.532476][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.532477][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.532480][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.532482][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.532483][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532485][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.532487][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.532488][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.532490][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 17.532493][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.532495][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.532497][ C1] _printk (kernel/printk/printk.c:2504) [ 17.532498][ C1] ? snapshot_read.cold (user.c:?) [ 17.532500][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 17.532502][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 17.532509][ C1] ? idr_get_free (??:?) [ 17.532512][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 17.532519][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 17.532526][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 17.532532][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 17.532538][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 17.532546][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 17.532552][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.532554][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532555][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532557][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 17.532564][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 17.532570][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 17.532573][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 17.532576][ C1] ? __udp6_lib_lookup (net/ipv6/udp.c:392) [ 17.532578][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 17.532580][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.532582][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532583][ C1] ? trace_pelt_se_tp (./include/trace/events/sched.h:853 (discriminator 22)) [ 17.532585][ C1] ? __update_load_avg_se (kernel/sched/pelt.c:314) [ 17.532587][ C1] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 17.532589][ C1] ? pick_eevdf (kernel/sched/fair.c:969 kernel/sched/fair.c:1208) [ 17.532591][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 17.532593][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 17.532595][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.532596][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 17.532599][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.532601][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 17.532602][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.532604][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 17.532606][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.532607][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.532609][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.532611][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 17.532613][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532614][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 17.532617][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 17.532619][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 17.532621][ C1] __napi_poll (net/core/dev.c:7787) [ 17.532623][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 17.532626][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.532627][ C1] ? __napi_poll (./include/net/gro.h:507) [ 17.532630][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.532632][ C1] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 17.532633][ C1] ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 17.532635][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 17.532637][ C1] handle_softirqs (kernel/softirq.c:645) [ 17.532639][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.532641][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.532642][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532644][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.532646][ C1] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 17.532647][ C1] smpboot_thread_fn (kernel/smpboot.c:160) [ 17.532649][ C1] ? sort_range (kernel/range.c:164) [ 17.532651][ C1] kthread (kernel/kthread.c:436) [ 17.532652][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.532654][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.532655][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.532657][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.532658][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.532660][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.532662][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.581908][ T12] softirqs last disabled at (29164): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 33.581910][ T12] Preemption disabled at: | [ 33.581911][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 33.581922][ T12] Tainted: [W]=WARN [ 33.581923][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.581925][ T12] Workqueue: netns cleanup_net [ 33.581931][ T12] Call Trace: [ 33.581933][ T12] [ 33.581934][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.581939][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 33.581941][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 33.581945][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.581948][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.581952][ 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)) [ 33.581955][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.581958][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.581962][ 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) [ 33.581963][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.581965][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 33.581967][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 33.581969][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.581971][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 33.581973][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.581977][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.581978][ T12] ? 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) [ 33.581980][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.581981][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.581983][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.581985][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.581987][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.581989][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.581991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.581993][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.581995][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.581996][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.581998][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.582000][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.582002][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.582005][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.582007][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.582008][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.582010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.582011][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.582013][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.582014][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.582016][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.582019][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.582021][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 33.582023][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.582025][ T12] ? process_one_work (kernel/workqueue.c:3387) [ 33.582027][ T12] ? kthread (kernel/kthread.c:436) [ 33.582029][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 33.582032][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 33.582035][ T12] _printk (kernel/printk/printk.c:2504) [ 33.582038][ T12] ? snapshot_read.cold (user.c:?) [ 33.582040][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.582042][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.582044][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.582046][ T12] ? netdev_notice (net/core/dev.c:13194) [ 33.582048][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.582050][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 33.582051][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.582054][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 33.582055][ 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) [ 33.582058][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 33.582060][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 33.582063][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 33.582077][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 33.582085][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 33.582092][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 33.582094][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 33.582096][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 33.582099][ T12] cleanup_net (net/core/net_namespace.c:706) [ 33.582101][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.582103][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.582105][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.582107][ T12] process_one_work (kernel/workqueue.c:3387) [ 33.582110][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 33.582112][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 33.582114][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.582116][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 33.582119][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.582121][ T12] kthread (kernel/kthread.c:436) [ 33.582122][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.582130][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.582132][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.582134][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 33.582135][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.582138][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print run_ksoftirqd:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars