====================================== | [ 10.250351][ T187] softirqs last disabled at (40839): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.250354][ T187] Preemption disabled at: | [ 10.250355][ T187] 0x0 | [ 10.250366][ T187] Tainted: [W]=WARN [ 10.250367][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.250369][ T187] Call Trace: [ 10.250371][ T187] [ 10.250372][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.250379][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 10.250384][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.250389][ T187] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.250395][ T187] __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)) [ 10.250397][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.250404][ T187] ? 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) [ 10.250407][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.250410][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 10.250413][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.250415][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.250420][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.250426][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.250433][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.250436][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.250438][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.250443][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.250447][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.250449][ T187] ? 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)) [ 10.250453][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.250456][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.250460][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.250465][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.250471][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.250477][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.250480][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.250482][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.250485][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.250489][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.250491][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.250495][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 10.250499][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.250503][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.250507][ T187] _printk (kernel/printk/printk.c:2504) [ 10.250511][ T187] ? snapshot_read.cold (user.c:?) [ 10.250515][ T187] ? 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) [ 10.250518][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.250522][ T187] ? 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) [ 10.250525][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.250529][ T187] ? exit_notify (kernel/exit.c:780) [ 10.250532][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.250535][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.250540][ T187] do_group_exit (kernel/exit.c:1151) [ 10.250543][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.250545][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.250547][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.250550][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.250554][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.250556][ T187] RIP: 0033:0x7f7d8acfa1b8 [ 10.250558][ T187] Code: Unable to access opcode bytes at 0x7f7d8acfa18e. Code starting with the faulting instruction =========================================== [ 10.250560][ T187] RSP: 002b:00007ffc32fb3248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.250562][ T187] RAX: ffffffffffffffda RBX: 00007f7d8ae2af88 RCX: 00007f7d8acfa1b8 [ 10.250564][ T187] RDX: 00007f7d8aa44fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.250565][ T187] RBP: 00007ffc32fb32a0 R08: 0000000000000000 R09: 0000000000008010 [ 10.250566][ T187] R10: 00007ffc32fb3060 R11: 0000000000000246 R12: 0000000000000001 [ 10.250567][ T187] R13: 0000000000000000 R14: 00007f7d8ae29680 R15: 00007f7d8ae2afa0 | [ 12.190374][ T266] softirqs last disabled at (20090): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 12.190377][ T266] Preemption disabled at: | [ 12.190378][ T266] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.190388][ T266] Tainted: [W]=WARN [ 12.190389][ T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.190391][ T266] Call Trace: [ 12.190392][ T266] [ 12.190394][ T266] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.190400][ T266] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.190402][ T266] __might_resched.cold (kernel/sched/core.c:9234) [ 12.190407][ T266] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.190411][ T266] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.190416][ T266] __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)) [ 12.190419][ T266] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.190424][ T266] ? 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) [ 12.190427][ T266] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.190430][ T266] put_chars (drivers/char/virtio_console.c:1176) [ 12.190433][ T266] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.190438][ T266] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 12.190442][ T266] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.190445][ T266] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.190446][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.190448][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.190452][ T266] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.190454][ T266] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.190458][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.190462][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.190466][ T266] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.190470][ T266] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.190471][ T266] ? 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)) [ 12.190480][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.190482][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.190486][ T266] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.190491][ T266] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.190492][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.190498][ T266] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.190501][ T266] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.190502][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.190505][ T266] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.190508][ T266] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.190510][ T266] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.190514][ T266] vprintk_emit (kernel/printk/printk.c:2479) [ 12.190517][ T266] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.190520][ T266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.190522][ T266] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 12.190526][ T266] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.190530][ T266] _printk (kernel/printk/printk.c:2504) [ 12.190533][ T266] ? snapshot_read.cold (user.c:?) [ 12.190537][ T266] ? br_multicast_flood (??:?) bridge [ 12.190550][ T266] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.190552][ T266] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.190553][ T266] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.190558][ T266] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 12.190568][ T266] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 12.190577][ T266] new_nbp (net/bridge/br_if.c:449) bridge [ 12.190587][ T266] br_add_if (net/bridge/br_if.c:592) bridge [ 12.190594][ T266] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.190598][ T266] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 12.190601][ T266] ? __kernel_text_address (kernel/extable.c:79) [ 12.190605][ T266] do_set_master (net/core/rtnetlink.c:3071) [ 12.190610][ T266] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.190613][ T266] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 12.190616][ T266] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.190618][ T266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.190620][ T266] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.190624][ T266] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.190626][ T266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.190628][ T266] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.190631][ T266] ? kasan_save_stack (mm/kasan/common.c:58) [ 12.190634][ T266] ? kasan_save_stack (mm/kasan/common.c:57) [ 12.190636][ T266] ? kasan_save_track (mm/kasan/common.c:78) [ 12.190639][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.190641][ T266] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 12.190643][ T266] ? ___sys_sendmsg (net/socket.c:2757) [ 12.190648][ T266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.190650][ T266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.190653][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.190655][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.190657][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.190659][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.190661][ T266] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.190665][ T266] ? __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) [ 12.190667][ T266] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.190669][ T266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.190672][ T266] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.190674][ T266] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.190679][ T266] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 12.190684][ T266] rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.190690][ T266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.190692][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.190696][ T266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.190698][ T266] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.190700][ T266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.190702][ T266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.190706][ T266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.190708][ T266] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.190711][ T266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.190713][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.190717][ T266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.190719][ T266] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.190723][ T266] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.190725][ T266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.190728][ T266] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.190734][ T266] ? 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)) [ 12.190735][ T266] ? 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)) [ 12.190740][ T266] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.190744][ T266] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.190746][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.190751][ T266] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.190754][ T266] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.190758][ T266] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.190764][ T266] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.190766][ T266] ? copy_msghdr_from_user (net/socket.c:2650) [ 12.190768][ T266] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 12.190770][ T266] ? move_addr_to_kernel (net/socket.c:258) [ 12.190778][ T266] ___sys_sendmsg (net/socket.c:2767) [ 12.190780][ T266] ? copy_msghdr_from_user (net/socket.c:2619) [ 12.190797][ T266] __sys_sendmsg (net/socket.c:2799) [ 12.190800][ T266] ? __sys_sendmsg_sock (net/socket.c:2780) [ 12.190808][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.190812][ T266] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.190814][ T266] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.190817][ T266] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.190820][ T266] RIP: 0033:0x7f772ecb454e [ 12.190824][ T266] 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 [ 12.190826][ T266] RSP: 002b:00007fff8b2cbc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.190828][ T266] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f772ecb454e [ 12.190830][ T266] RDX: 0000000000000000 RSI: 00007fff8b2cbcf0 RDI: 0000000000000005 [ 12.190831][ T266] RBP: 00007fff8b2cbc50 R08: 0000000000000000 R09: 0000000000000000 [ 12.190832][ T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913884 [ 12.190833][ T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8b2cc3b0 | [ 15.395142][ T377] softirqs last disabled at (12528): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 15.395145][ T377] Preemption disabled at: | [ 15.395145][ T377] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.395155][ T377] Tainted: [W]=WARN [ 15.395156][ T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.395158][ T377] Call Trace: [ 15.395159][ T377] [ 15.395161][ T377] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.395167][ T377] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.395169][ T377] __might_resched.cold (kernel/sched/core.c:9234) [ 15.395174][ T377] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.395178][ T377] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.395183][ T377] __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)) [ 15.395186][ T377] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.395192][ T377] ? 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) [ 15.395194][ T377] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.395198][ T377] put_chars (drivers/char/virtio_console.c:1176) [ 15.395200][ T377] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 15.395202][ T377] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.395205][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.395210][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.395212][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.395216][ T377] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.395219][ T377] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.395221][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.395222][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.395226][ T377] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.395229][ T377] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.395232][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.395235][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.395239][ T377] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.395243][ T377] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.395244][ T377] ? 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)) [ 15.395248][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.395250][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.395254][ T377] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.395259][ T377] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.395261][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.395266][ T377] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.395269][ T377] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.395271][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.395273][ T377] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.395277][ T377] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.395279][ T377] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.395283][ T377] vprintk_emit (kernel/printk/printk.c:2479) [ 15.395287][ T377] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.395289][ T377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.395292][ T377] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.395296][ T377] _printk (kernel/printk/printk.c:2504) [ 15.395300][ T377] ? snapshot_read.cold (user.c:?) [ 15.395304][ T377] ? br_multicast_flood (??:?) bridge [ 15.395317][ T377] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.395318][ T377] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.395319][ T377] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.395324][ T377] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 15.395335][ T377] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 15.395343][ T377] new_nbp (net/bridge/br_if.c:449) bridge [ 15.395353][ T377] br_add_if (net/bridge/br_if.c:592) bridge [ 15.395360][ T377] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 15.395364][ T377] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.395368][ T377] ? __kernel_text_address (kernel/extable.c:79) [ 15.395372][ T377] do_set_master (net/core/rtnetlink.c:3071) [ 15.395377][ T377] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.395380][ T377] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.395383][ T377] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.395384][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.395386][ T377] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.395390][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.395392][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.395394][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.395397][ T377] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.395400][ T377] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.395402][ T377] ? kasan_save_track (mm/kasan/common.c:78) [ 15.395405][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.395407][ T377] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 15.395410][ T377] ? ___sys_sendmsg (net/socket.c:2757) [ 15.395414][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.395416][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.395419][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.395421][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.395423][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.395424][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.395427][ T377] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.395431][ T377] ? __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) [ 15.395434][ T377] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.395436][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.395439][ T377] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.395441][ T377] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.395446][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.395452][ T377] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.395457][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.395459][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.395464][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.395466][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.395468][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.395470][ T377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.395473][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.395476][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.395479][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.395480][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.395490][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.395492][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.395496][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.395498][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.395501][ T377] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.395507][ T377] ? 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)) [ 15.395509][ T377] ? 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)) [ 15.395513][ T377] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.395517][ T377] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.395520][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.395524][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.395528][ T377] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.395532][ T377] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.395537][ T377] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.395539][ T377] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.395542][ T377] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.395543][ T377] ? move_addr_to_kernel (net/socket.c:258) [ 15.395551][ T377] ___sys_sendmsg (net/socket.c:2767) [ 15.395554][ T377] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.395570][ T377] __sys_sendmsg (net/socket.c:2799) [ 15.395573][ T377] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.395579][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.395583][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.395585][ T377] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.395588][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.395591][ T377] RIP: 0033:0x7f219342454e [ 15.395594][ T377] 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 [ 15.395596][ T377] RSP: 002b:00007ffd90352fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.395599][ T377] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f219342454e [ 15.395601][ T377] RDX: 0000000000000000 RSI: 00007ffd90353090 RDI: 0000000000000005 [ 15.395602][ T377] RBP: 00007ffd90352ff0 R08: 0000000000000000 R09: 0000000000000000 [ 15.395602][ T377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913887 [ 15.395603][ T377] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd90353750 | [ 16.829687][ C1] | [ 16.829688][ C1] | [ 16.829688][ C1] stack backtrace: | [ 16.829693][ C1] Tainted: [W]=WARN [ 16.829694][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.829696][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.829699][ C1] Call Trace: [ 16.829701][ C1] [ 16.829702][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.829706][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 16.829708][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 16.829711][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 16.829713][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 16.829715][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 16.829717][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.829718][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.829720][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.829724][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.829726][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.829727][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.829729][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 16.829731][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.829733][ 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)) [ 16.829735][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.829737][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.829739][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.829741][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.829743][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.829745][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.829747][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.829748][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.829750][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.829752][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.829754][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.829756][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.829758][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.829760][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.829762][ C1] _printk (kernel/printk/printk.c:2504) [ 16.829764][ C1] ? snapshot_read.cold (user.c:?) [ 16.829765][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.829769][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.829776][ C1] ? idr_get_free (??:?) [ 16.829778][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.829780][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.829782][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.829789][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.829795][ 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 [ 16.829810][ 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 [ 16.829818][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.829826][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.829828][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.829836][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 16.829841][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.829843][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.829845][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.829853][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.829860][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.829863][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 16.829866][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.829869][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 16.829871][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 16.829873][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 16.829875][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 16.829877][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.829879][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 16.829881][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.829882][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.829884][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.829887][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.829889][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.829890][ 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)) [ 16.829893][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.829894][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.829896][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.829898][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.829900][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.829901][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.829903][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.829906][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.829907][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.829909][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.829911][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 16.829913][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 16.829916][ C1] __napi_poll (net/core/dev.c:7787) [ 16.829918][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.829921][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.829922][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.829925][ C1] ? 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) [ 16.829927][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.829929][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.829931][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.829933][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.829934][ 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) [ 16.829936][ C1] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 16.829938][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.829940][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 16.829942][ C1] [ 16.829942][ C1] [ 16.829943][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 16.829945][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.829947][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.829949][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.829951][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 16.829954][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 16.829956][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.829958][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 16.829961][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 16.829963][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 16.829965][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.829966][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.829968][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 16.829970][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 16.829972][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 16.829974][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 16.829975][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.829977][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.829978][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.829980][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 16.829982][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 16.829984][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.829987][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.829989][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 16.829991][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.829993][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 16.829994][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.829996][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 16.829997][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.829999][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.830000][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.830003][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 16.830005][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 16.830007][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830009][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830010][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.830012][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830014][ C1] process_one_work (kernel/workqueue.c:3387) [ 16.830017][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.830018][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.830021][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.830024][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.830026][ C1] kthread (kernel/kthread.c:436) [ 16.830028][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.830029][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.830031][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.830032][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.830034][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.830037][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.830038][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.830057][ C1] softirqs last disabled at (22841): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 16.830058][ C1] Preemption disabled at: | [ 16.830059][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 16.830064][ C1] Tainted: [W]=WARN [ 16.830064][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.830065][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.830067][ C1] Call Trace: [ 16.830068][ C1] [ 16.830068][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.830070][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 16.830072][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 16.830075][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.830078][ C1] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424) [ 16.830080][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830083][ 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)) [ 16.830084][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.830086][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.830088][ 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) [ 16.830089][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.830091][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 16.830093][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.830095][ C1] ? mark_lock (kernel/locking/lockdep.c:4769) [ 16.830097][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.830099][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.830101][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830102][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.830104][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.830107][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.830108][ 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)) [ 16.830110][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830112][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.830114][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.830116][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.830118][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.830120][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.830122][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.830124][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830125][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.830127][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.830129][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.830131][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.830133][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.830135][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.830137][ C1] _printk (kernel/printk/printk.c:2504) [ 16.830139][ C1] ? snapshot_read.cold (user.c:?) [ 16.830141][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.830143][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.830149][ C1] ? idr_get_free (??:?) [ 16.830151][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.830153][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.830155][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.830162][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.830168][ 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 [ 16.830175][ 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 [ 16.830181][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.830188][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.830190][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.830196][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 16.830200][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.830202][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.830204][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.830211][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.830217][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.830220][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 16.830222][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.830225][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 16.830227][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 16.830229][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 16.830230][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 16.830232][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.830234][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 16.830236][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.830237][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.830239][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.830242][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.830244][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.830245][ 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)) [ 16.830247][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.830249][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.830251][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.830253][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.830255][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.830256][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.830258][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.830260][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.830262][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.830263][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.830265][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 16.830268][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 16.830270][ C1] __napi_poll (net/core/dev.c:7787) [ 16.830272][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.830275][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.830276][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.830280][ C1] ? 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) [ 16.830281][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.830283][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.830285][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.830287][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.830288][ 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) [ 16.830290][ C1] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 16.830291][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.830293][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 16.830295][ C1] [ 16.830295][ C1] [ 16.830296][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 16.830297][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.830299][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.830301][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.830302][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 16.830304][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 16.830306][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.830308][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 16.830311][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 16.830313][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 16.830314][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.830315][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.830317][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 16.830319][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 16.830321][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 16.830322][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 16.830324][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.830325][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.830327][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.830328][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 16.830330][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 16.830333][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.830336][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.830337][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 16.830338][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.830340][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 16.830341][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.830343][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 16.830344][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.830346][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.830347][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.830349][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 16.830351][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 16.830353][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830355][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830357][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.830358][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.830360][ C1] process_one_work (kernel/workqueue.c:3387) [ 16.830363][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.830365][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.830368][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.830370][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.830372][ C1] kthread (kernel/kthread.c:436) [ 16.830374][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.830375][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.830377][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.830378][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.830380][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.830381][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.830383][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.325133][ C1] softirqs last disabled at (660935): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.325135][ C1] Preemption disabled at: | [ 21.325136][ C1] 0x0 | [ 21.325147][ C1] Tainted: [W]=WARN [ 21.325148][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.325150][ C1] Call Trace: [ 21.325152][ C1] [ 21.325154][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.325160][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 21.325164][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.325168][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325171][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325173][ 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)) [ 21.325176][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.325179][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.325183][ 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) [ 21.325184][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.325186][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 21.325188][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.325190][ C1] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 21.325193][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.325197][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.325198][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.325200][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325201][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.325203][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.325206][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.325208][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325210][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325211][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325213][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.325215][ C1] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 21.325216][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.325219][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.325221][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.325223][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.325224][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.325226][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325227][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.325229][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.325230][ C1] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 21.325232][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.325234][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.325236][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 21.325238][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.325240][ C1] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 21.325242][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325244][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.325246][ C1] _printk (kernel/printk/printk.c:2504) [ 21.325249][ C1] ? snapshot_read.cold (user.c:?) [ 21.325250][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 21.325253][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 21.325265][ C1] ? idr_get_free (??:?) [ 21.325268][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 21.325278][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 21.325286][ 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 [ 21.325296][ 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 [ 21.325304][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 21.325312][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.325315][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325317][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 21.325323][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325325][ C1] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 21.325327][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:882 drivers/net/vxlan/vxlan_core.c:1804) vxlan [ 21.325332][ C1] ? fib_rules_unregister (net/core/fib_rules.c:189) [ 21.325336][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 21.325343][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325345][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 21.325352][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 21.325356][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 21.325360][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 21.325363][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 21.325365][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 21.325367][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 21.325369][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 21.325371][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 21.325373][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325375][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 21.325377][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.325379][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 21.325381][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 21.325383][ C1] ? ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 21.325386][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 21.325388][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.325389][ C1] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 21.325392][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 21.325394][ C1] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 21.325396][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 21.325398][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325399][ C1] ? ipv6_gro_receive (net/ipv6/ip6_offload.c:231 (discriminator 5)) [ 21.325403][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.325405][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 21.325407][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 21.325409][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.325411][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325413][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 21.325417][ C1] __napi_poll (net/core/dev.c:7787) [ 21.325419][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 21.325422][ C1] ? __napi_poll (./include/net/gro.h:507) [ 21.325424][ C1] ? 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) [ 21.325427][ C1] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 21.325429][ C1] ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 21.325432][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325434][ C1] handle_softirqs (kernel/softirq.c:645) [ 21.325436][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 21.325437][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.325439][ C1] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 21.325441][ C1] irq_exit_rcu (kernel/softirq.c:784) [ 21.325442][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 21.325444][ C1] [ 21.325445][ C1] [ 21.325446][ C1] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 21.325447][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 21.325450][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 21.325453][ C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 e2 f5 01 mov 0x1f5e294(%rip),%rdi # 0x1f5e29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 a3 95 00 sub 0x95a358(%rip),%rax # 0x95a36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 96 11 00 verw 0x119613(%rip) # 0x11963b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 21.325454][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246 [ 21.325457][ C1] RAX: 0000000000000001 RBX: ff11000001bea380 RCX: 0000000000000001 [ 21.325459][ C1] RDX: 0000000000000001 RSI: ffffffffaae8d860 RDI: ffffffffa86f0307 [ 21.325459][ C1] RBP: 0000000000000000 R08: ffffffffaab80421 R09: 1fe2200006a563a2 [ 21.325460][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3 [ 21.325461][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 21.325462][ C1] ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124) [ 21.325464][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 21.325467][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 21.325469][ C1] default_idle_call (kernel/sched/idle.c:122) [ 21.325471][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 21.325472][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 21.325474][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 21.325477][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.325479][ C1] do_idle (kernel/sched/idle.c:355) [ 21.325480][ C1] cpu_startup_entry (kernel/sched/idle.c:454) [ 21.325482][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 21.325484][ C1] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 21.325486][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 28.379173][ T12] softirqs last disabled at (22841): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 28.379176][ T12] Preemption disabled at: | [ 28.379177][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 28.379189][ T12] Tainted: [W]=WARN [ 28.379190][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.379193][ T12] Workqueue: netns cleanup_net [ 28.379199][ T12] Call Trace: [ 28.379200][ T12] [ 28.379202][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.379208][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 28.379210][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 28.379214][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.379217][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379221][ 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)) [ 28.379226][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.379229][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.379234][ 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) [ 28.379236][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.379238][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 28.379240][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 28.379241][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.379244][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 28.379246][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.379249][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.379250][ 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) [ 28.379252][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.379254][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379256][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379257][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.379260][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.379262][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.379265][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379268][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379270][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379273][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.379276][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 28.379278][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.379280][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.379283][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.379285][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.379286][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.379288][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379290][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.379291][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.379293][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 28.379295][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.379297][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.379299][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 28.379301][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.379303][ T12] ? process_one_work (kernel/workqueue.c:3387) [ 28.379307][ T12] ? kthread (kernel/kthread.c:436) [ 28.379309][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 28.379313][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 28.379316][ T12] _printk (kernel/printk/printk.c:2504) [ 28.379319][ T12] ? snapshot_read.cold (user.c:?) [ 28.379321][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 28.379324][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 28.379326][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 28.379328][ T12] ? netdev_notice (net/core/dev.c:13194) [ 28.379330][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379332][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 28.379334][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 28.379336][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 28.379338][ 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) [ 28.379341][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 28.379344][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 28.379347][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 28.379364][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 28.379372][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 28.379379][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 28.379382][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 28.379384][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 28.379389][ T12] cleanup_net (net/core/net_namespace.c:706) [ 28.379392][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.379395][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.379397][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.379399][ T12] process_one_work (kernel/workqueue.c:3387) [ 28.379402][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 28.379404][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 28.379406][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.379409][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 28.379412][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 28.379413][ T12] kthread (kernel/kthread.c:436) [ 28.379415][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.379416][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 28.379418][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.379420][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 28.379422][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.379425][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 28.379428][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.437167][ T617] softirqs last disabled at (0): 0x0 | [ 29.437169][ T617] Preemption disabled at: | [ 29.437170][ T617] vprintk_emit (kernel/printk/printk.c:2471) | [ 29.437185][ T617] Tainted: [W]=WARN [ 29.437187][ T617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.437189][ T617] Call Trace: [ 29.437191][ T617] [ 29.437193][ T617] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.437200][ T617] ? vprintk_emit (kernel/printk/printk.c:2471) [ 29.437203][ T617] __might_resched.cold (kernel/sched/core.c:9234) [ 29.437208][ T617] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.437212][ T617] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 29.437216][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437221][ T617] __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)) [ 29.437225][ T617] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.437229][ T617] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.437234][ T617] ? 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) [ 29.437236][ T617] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.437239][ T617] put_chars (drivers/char/virtio_console.c:1176) [ 29.437242][ T617] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.437245][ T617] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 29.437249][ T617] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.437254][ T617] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.437256][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437259][ T617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.437263][ T617] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.437267][ T617] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.437270][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437272][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437275][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437277][ T617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.437280][ T617] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 29.437283][ T617] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.437287][ T617] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.437291][ T617] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.437294][ T617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.437296][ T617] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.437298][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437301][ T617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.437303][ T617] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.437306][ T617] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 29.437309][ T617] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.437312][ T617] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.437315][ T617] vprintk_emit (kernel/printk/printk.c:2479) [ 29.437318][ T617] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.437321][ T617] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 29.437325][ T617] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.437329][ T617] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 29.437331][ T617] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 29.437334][ T617] ? ___sys_sendmsg (net/socket.c:2767) [ 29.437336][ T617] ? __sys_sendmsg (net/socket.c:2799) [ 29.437339][ T617] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.437343][ T617] _printk (kernel/printk/printk.c:2504) [ 29.437348][ T617] ? snapshot_read.cold (user.c:?) [ 29.437351][ T617] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 29.437355][ T617] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 29.437358][ T617] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 29.437361][ T617] ? netdev_notice (net/core/dev.c:13194) [ 29.437364][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437367][ T617] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 29.437370][ T617] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 29.437373][ T617] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 29.437375][ T617] ? 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) [ 29.437379][ T617] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 29.437383][ T617] dev_set_allmulti (net/core/dev_api.c:315) [ 29.437387][ T617] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 29.437406][ T617] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 29.437410][ T617] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 29.437414][ T617] br_del_if (net/bridge/br_if.c:732) bridge [ 29.437427][ T617] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 29.437430][ T617] do_set_master (net/core/rtnetlink.c:3055) [ 29.437434][ T617] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 29.437437][ T617] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 29.437441][ T617] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 29.437443][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437446][ T617] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 29.437451][ T617] ? kasan_save_stack (mm/kasan/common.c:58) [ 29.437455][ T617] ? kasan_save_stack (mm/kasan/common.c:57) [ 29.437457][ T617] ? kasan_save_track (mm/kasan/common.c:78) [ 29.437459][ T617] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 29.437462][ T617] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 29.437464][ T617] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 29.437466][ T617] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 29.437468][ T617] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 29.437470][ T617] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.437472][ T617] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 29.437474][ T617] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 29.437477][ T617] ? ___sys_sendmsg (net/socket.c:2767) [ 29.437479][ T617] ? __sys_sendmsg (net/socket.c:2799) [ 29.437481][ T617] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.437483][ T617] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.437487][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437490][ T617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.437492][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437494][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437497][ T617] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 29.437500][ T617] ? __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) [ 29.437503][ T617] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 29.437505][ T617] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 29.437508][ T617] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 29.437510][ T617] ? nla_get_range_signed (lib/nlattr.c:270) [ 29.437514][ T617] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 29.437518][ T617] rtnl_newlink (net/core/rtnetlink.c:4215) [ 29.437521][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437524][ T617] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 29.437526][ T617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.437528][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437531][ T617] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 29.437541][ T617] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 29.437544][ T617] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 29.437547][ T617] ? __kernel_text_address (kernel/extable.c:79) [ 29.437549][ T617] ? write_profile (profile.c:?) [ 29.437551][ T617] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 29.437554][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437557][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437560][ T617] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 29.437564][ T617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.437567][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437569][ T617] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 29.437572][ T617] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 29.437575][ T617] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.437577][ T617] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 29.437579][ T617] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 29.437583][ T617] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 29.437586][ T617] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.437588][ T617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.437591][ T617] ? netlink_ack (./include/linux/skbuff.h:2718) [ 29.437593][ T617] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 29.437597][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437600][ T617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.437603][ T617] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.437606][ T617] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.437609][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437611][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437614][ T617] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.437617][ T617] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 29.437620][ T617] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 29.437623][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437626][ T617] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.437629][ T617] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 29.437631][ T617] ? copy_msghdr_from_user (net/socket.c:2650) [ 29.437634][ T617] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 29.437636][ T617] ? move_addr_to_kernel (net/socket.c:258) [ 29.437639][ T617] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 29.437643][ T617] ___sys_sendmsg (net/socket.c:2767) [ 29.437646][ T617] ? copy_msghdr_from_user (net/socket.c:2619) [ 29.437654][ T617] __sys_sendmsg (net/socket.c:2799) [ 29.437657][ T617] ? __sys_sendmsg_sock (net/socket.c:2780) [ 29.437661][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.437665][ T617] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.437667][ T617] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.437670][ T617] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.437673][ T617] RIP: 0033:0x7f011917854e [ 29.437676][ T617] 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 [ 29.437678][ T617] RSP: 002b:00007ffffb80cce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.437683][ T617] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f011917854e [ 29.437685][ T617] RDX: 0000000000000000 RSI: 00007ffffb80cd90 RDI: 0000000000000005 [ 29.437687][ T617] RBP: 00007ffffb80ccf0 R08: 0000000000000000 R09: 0000000000000000 [ 29.437688][ T617] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913895 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 do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars