====================================== | [ 9.326520][ T192] softirqs last disabled at (50341): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.326522][ T192] Preemption disabled at: | [ 9.326522][ T192] 0x0 | [ 9.326533][ T192] Tainted: [W]=WARN [ 9.326534][ T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.326535][ T192] Call Trace: [ 9.326537][ T192] [ 9.326539][ T192] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.326545][ T192] __might_resched.cold (kernel/sched/core.c:9234) [ 9.326550][ T192] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.326554][ T192] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.326559][ T192] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.326561][ T192] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.326567][ T192] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.326570][ T192] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.326573][ T192] put_chars (drivers/char/virtio_console.c:1176) [ 9.326576][ T192] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.326577][ T192] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.326582][ T192] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.326587][ T192] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.326593][ T192] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.326595][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326598][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.326602][ T192] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.326606][ T192] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.326608][ T192] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.326611][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326613][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.326617][ T192] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.326622][ T192] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.326623][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.326629][ T192] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.326632][ T192] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.326634][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326636][ T192] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.326640][ T192] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.326642][ T192] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.326645][ T192] vprintk_emit (kernel/printk/printk.c:2479) [ 9.326649][ T192] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.326652][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.326656][ T192] _printk (kernel/printk/printk.c:2504) [ 9.326660][ T192] ? snapshot_read.cold (user.c:?) [ 9.326663][ T192] ? 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) [ 9.326665][ T192] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.326669][ T192] ? 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) [ 9.326672][ T192] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.326679][ T192] ? exit_notify (kernel/exit.c:780) [ 9.326681][ T192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.326684][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326688][ T192] do_group_exit (kernel/exit.c:1151) [ 9.326691][ T192] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.326693][ T192] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.326695][ T192] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.326699][ T192] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.326702][ T192] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.326704][ T192] RIP: 0033:0x7f6c8f0211b8 [ 9.326707][ T192] Code: Unable to access opcode bytes at 0x7f6c8f02118e. Code starting with the faulting instruction =========================================== [ 9.326708][ T192] RSP: 002b:00007fff8ea18698 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.326710][ T192] RAX: ffffffffffffffda RBX: 00007f6c8f151f88 RCX: 00007f6c8f0211b8 [ 9.326712][ T192] RDX: 00007f6c8ed6bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.326713][ T192] RBP: 00007fff8ea186f0 R08: 0000000000000000 R09: 0000000000008010 [ 9.326713][ T192] R10: 00007fff8ea184b0 R11: 0000000000000246 R12: 0000000000000001 [ 9.326714][ T192] R13: 0000000000000000 R14: 00007f6c8f150680 R15: 00007f6c8f151fa0 | [ 14.995835][ T235] softirqs last disabled at (12242): dev_uc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:819 (discriminator 2)) | [ 14.995838][ T235] Preemption disabled at: | [ 14.995839][ T235] dev_uc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:819 (discriminator 2)) | [ 14.995851][ T235] Tainted: [W]=WARN [ 14.995852][ T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.995854][ T235] Call Trace: [ 14.995856][ T235] [ 14.995859][ T235] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.995866][ T235] ? dev_uc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:819 (discriminator 2)) [ 14.995869][ T235] __might_resched.cold (kernel/sched/core.c:9234) [ 14.995875][ T235] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.995881][ T235] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.995887][ T235] __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)) [ 14.995891][ T235] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.995898][ T235] ? 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) [ 14.995902][ T235] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.995906][ T235] put_chars (drivers/char/virtio_console.c:1176) [ 14.995911][ T235] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.995918][ T235] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 14.995925][ T235] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.995929][ T235] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.995932][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.995934][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.995941][ T235] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.995945][ T235] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.995951][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.995956][ T235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.995964][ T235] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.995970][ T235] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.995972][ T235] ? 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)) [ 14.995977][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.995981][ T235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.995989][ T235] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.995996][ T235] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.995999][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.996008][ T235] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.996013][ T235] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.996016][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.996019][ T235] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.996026][ T235] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.996028][ T235] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.996034][ T235] vprintk_emit (kernel/printk/printk.c:2479) [ 14.996040][ T235] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.996043][ T235] ? ___sys_sendmsg (net/socket.c:2767) [ 14.996047][ T235] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.996050][ T235] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.996060][ T235] _printk (kernel/printk/printk.c:2504) [ 14.996065][ T235] ? snapshot_read.cold (user.c:?) [ 14.996073][ T235] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 14.996077][ T235] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 14.996084][ T235] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 14.996087][ T235] ? netdev_notice (net/core/dev.c:13194) [ 14.996092][ T235] ? kasan_save_track (mm/kasan/common.c:78) [ 14.996099][ T235] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 14.996102][ T235] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.996104][ T235] ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1)) [ 14.996110][ T235] ? 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) [ 14.996116][ T235] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 14.996122][ T235] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 14.996127][ T235] dev_uc_add (net/core/dev_addr_lists.c:823) [ 14.996132][ T235] macvlan_open (drivers/net/macvlan.c:665) macvlan [ 14.996142][ T235] __dev_open (net/core/dev.c:1724) [ 14.996147][ T235] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 14.996151][ T235] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 14.996159][ T235] __dev_change_flags (net/core/dev.c:9812) [ 14.996164][ T235] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 14.996167][ T235] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.996172][ T235] ? __kernel_text_address (kernel/extable.c:79) [ 14.996174][ T235] ? write_profile (profile.c:?) [ 14.996177][ T235] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 14.996185][ T235] netif_change_flags (net/core/dev.c:9877) [ 14.996191][ T235] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 14.996197][ T235] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.996200][ T235] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.996202][ T235] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.996206][ T235] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.996211][ T235] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.996215][ T235] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.996218][ T235] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.996223][ T235] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.996225][ T235] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.996228][ T235] ? kasan_save_track (mm/kasan/common.c:78) [ 14.996233][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.996235][ T235] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 14.996239][ T235] ? ___sys_sendmsg (net/socket.c:2757) [ 14.996246][ T235] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.996249][ T235] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.996253][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.996257][ T235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.996259][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.996262][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.996266][ T235] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.996270][ T235] ? __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) [ 14.996274][ T235] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.996278][ T235] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.996284][ T235] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.996294][ T235] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.996304][ T235] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.996315][ T235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.996318][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.996326][ T235] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.996329][ T235] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.996333][ T235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.996336][ T235] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.996343][ T235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.996347][ T235] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.996352][ T235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.996355][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.996363][ T235] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.996366][ T235] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.996372][ T235] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.996375][ T235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.996381][ T235] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.996393][ T235] ? 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)) [ 14.996395][ T235] ? 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)) [ 14.996403][ T235] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.996410][ T235] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.996415][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.996422][ T235] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.996429][ T235] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.996436][ T235] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.996445][ T235] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.996449][ T235] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.996453][ T235] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.996456][ T235] ? move_addr_to_kernel (net/socket.c:258) [ 14.996470][ T235] ___sys_sendmsg (net/socket.c:2767) [ 14.996475][ T235] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.996507][ T235] __sys_sendmsg (net/socket.c:2799) [ 14.996512][ T235] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.996523][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.996530][ T235] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.996532][ T235] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.996537][ T235] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.996540][ T235] RIP: 0033:0x7fb1cbfe054e [ 14.996545][ T235] 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 [ 14.996547][ T235] RSP: 002b:00007ffc7ef0f0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.996551][ T235] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb1cbfe054e [ 14.996553][ T235] RDX: 0000000000000000 RSI: 00007ffc7ef0f160 RDI: 0000000000000005 [ 14.996555][ T235] RBP: 00007ffc7ef0f0c0 R08: 0000000000000000 R09: 0000000000000000 [ 14.996556][ T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9130fa [ 14.996558][ T235] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7ef0f820 | [ 40.585757][ T360] softirqs last disabled at (19834): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 40.585760][ T360] Preemption disabled at: | [ 40.585760][ T360] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.585770][ T360] Tainted: [W]=WARN [ 40.585771][ T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.585772][ T360] Call Trace: [ 40.585774][ T360] [ 40.585776][ T360] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.585781][ T360] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.585789][ T360] __might_resched.cold (kernel/sched/core.c:9234) [ 40.585794][ T360] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.585798][ T360] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.585803][ T360] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 40.585805][ T360] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.585811][ T360] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.585813][ T360] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.585816][ T360] put_chars (drivers/char/virtio_console.c:1176) [ 40.585819][ T360] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.585822][ T360] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 40.585827][ T360] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.585830][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.585835][ T360] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.585837][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.585844][ T360] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.585847][ T360] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.585849][ T360] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 40.585853][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.585855][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.585859][ T360] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.585863][ T360] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.585865][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.585870][ T360] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.585873][ T360] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.585874][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.585877][ T360] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.585880][ T360] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.585882][ T360] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.585886][ T360] vprintk_emit (kernel/printk/printk.c:2479) [ 40.585889][ T360] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.585892][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.585894][ T360] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 40.585897][ T360] _printk (kernel/printk/printk.c:2504) [ 40.585901][ T360] ? snapshot_read.cold (user.c:?) [ 40.585903][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.585906][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.585908][ T360] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.585910][ T360] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.585914][ T360] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.585917][ T360] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.585919][ T360] ? netdev_notice (net/core/dev.c:13194) [ 40.585925][ T360] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 40.585928][ T360] ? 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) [ 40.585929][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.585933][ T360] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.585937][ T360] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 40.585940][ T360] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 40.585944][ T360] __dev_change_flags (net/core/dev.c:9834) [ 40.585947][ T360] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 40.585949][ T360] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.585952][ T360] ? __kernel_text_address (kernel/extable.c:79) [ 40.585954][ T360] ? write_profile (profile.c:?) [ 40.585957][ T360] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.585961][ T360] netif_change_flags (net/core/dev.c:9877) [ 40.585965][ T360] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 40.585969][ T360] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 40.585971][ T360] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 40.585973][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 40.585975][ T360] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.585979][ T360] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 40.585981][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.585983][ T360] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.585986][ T360] ? kasan_save_stack (mm/kasan/common.c:58) [ 40.585989][ T360] ? kasan_save_stack (mm/kasan/common.c:57) [ 40.585991][ T360] ? kasan_save_track (mm/kasan/common.c:78) [ 40.585993][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.585995][ T360] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 40.585998][ T360] ? ___sys_sendmsg (net/socket.c:2757) [ 40.586003][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.586005][ T360] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.586007][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.586010][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.586011][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.586013][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.586015][ T360] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 40.586018][ T360] ? __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) [ 40.586021][ T360] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.586023][ T360] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.586027][ T360] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 40.586032][ T360] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 40.586037][ T360] rtnl_newlink (net/core/rtnetlink.c:4215) [ 40.586042][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.586044][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.586049][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.586051][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.586052][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.586054][ T360] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.586058][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.586060][ T360] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.586063][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.586064][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.586069][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.586071][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.586074][ T360] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.586076][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.586079][ T360] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.586085][ T360] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.586086][ T360] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.586091][ T360] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.586094][ T360] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.586097][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.586101][ T360] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.586105][ T360] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.586109][ T360] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 40.586114][ T360] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 40.586117][ T360] ? copy_msghdr_from_user (net/socket.c:2650) [ 40.586119][ T360] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 40.586121][ T360] ? move_addr_to_kernel (net/socket.c:258) [ 40.586128][ T360] ___sys_sendmsg (net/socket.c:2767) [ 40.586131][ T360] ? copy_msghdr_from_user (net/socket.c:2619) [ 40.586146][ T360] __sys_sendmsg (net/socket.c:2799) [ 40.586149][ T360] ? __sys_sendmsg_sock (net/socket.c:2780) [ 40.586155][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.586159][ T360] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.586161][ T360] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.586164][ T360] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.586167][ T360] RIP: 0033:0x7f557223654e [ 40.586171][ T360] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.586173][ T360] RSP: 002b:00007ffd98a6e710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.586175][ T360] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f557223654e [ 40.586177][ T360] RDX: 0000000000000000 RSI: 00007ffd98a6e7c0 RDI: 0000000000000005 [ 40.586178][ T360] RBP: 00007ffd98a6e720 R08: 0000000000000000 R09: 0000000000000000 [ 40.586179][ T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913114 [ 40.586179][ T360] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd98a6ee80 | [ 45.993854][ T375] softirqs last disabled at (12110): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 45.993857][ T375] Preemption disabled at: | [ 45.993858][ T375] vprintk_emit (kernel/printk/printk.c:2471) | [ 45.993867][ T375] Tainted: [W]=WARN [ 45.993868][ T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.993870][ T375] Call Trace: [ 45.993872][ T375] [ 45.993873][ T375] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.993879][ T375] ? vprintk_emit (kernel/printk/printk.c:2471) [ 45.993881][ T375] __might_resched.cold (kernel/sched/core.c:9234) [ 45.993886][ T375] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.993890][ T375] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 45.993895][ T375] __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)) [ 45.993897][ T375] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.993903][ T375] ? 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) [ 45.993905][ T375] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.993908][ T375] put_chars (drivers/char/virtio_console.c:1176) [ 45.993911][ T375] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.993913][ T375] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 45.993917][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.993920][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.993926][ T375] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.993929][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.993934][ T375] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.993936][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.993941][ T375] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.993945][ T375] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.993947][ T375] ? 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)) [ 45.993950][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.993953][ T375] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.993957][ T375] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.993961][ T375] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.993963][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.993968][ T375] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.993970][ T375] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.993972][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.993975][ T375] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.993978][ T375] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.993980][ T375] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.993984][ T375] vprintk_emit (kernel/printk/printk.c:2479) [ 45.993987][ T375] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.993990][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.993992][ T375] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 45.993996][ T375] _printk (kernel/printk/printk.c:2504) [ 45.994000][ T375] ? snapshot_read.cold (user.c:?) [ 45.994001][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.994004][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.994006][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.994008][ T375] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 45.994012][ T375] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 45.994015][ T375] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 45.994018][ T375] ? netdev_notice (net/core/dev.c:13194) [ 45.994021][ T375] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 45.994023][ T375] ? 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) [ 45.994025][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.994029][ T375] ? 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) [ 45.994032][ T375] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 45.994036][ T375] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 45.994040][ T375] __dev_change_flags (net/core/dev.c:9834) [ 45.994043][ T375] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 45.994046][ T375] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 45.994049][ T375] ? __kernel_text_address (kernel/extable.c:79) [ 45.994050][ T375] ? write_profile (profile.c:?) [ 45.994052][ T375] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.994057][ T375] netif_change_flags (net/core/dev.c:9877) [ 45.994061][ T375] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 45.994065][ T375] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 45.994067][ T375] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 45.994068][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 45.994070][ T375] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.994074][ T375] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 45.994076][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.994078][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.994081][ T375] ? kasan_save_stack (mm/kasan/common.c:58) [ 45.994084][ T375] ? kasan_save_stack (mm/kasan/common.c:57) [ 45.994086][ T375] ? kasan_save_track (mm/kasan/common.c:78) [ 45.994088][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.994090][ T375] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 45.994093][ T375] ? ___sys_sendmsg (net/socket.c:2757) [ 45.994098][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.994100][ T375] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 45.994102][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.994105][ T375] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.994106][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.994108][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.994111][ T375] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 45.994114][ T375] ? __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) [ 45.994117][ T375] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 45.994119][ T375] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 45.994122][ T375] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 45.994127][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 45.994133][ T375] rtnl_newlink (net/core/rtnetlink.c:4215) [ 45.994138][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 45.994140][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.994144][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.994146][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.994148][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 45.994150][ T375] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 45.994153][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 45.994155][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 45.994159][ T375] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.994160][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.994164][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.994166][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.994170][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 45.994172][ T375] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.994175][ T375] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.994181][ T375] ? 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)) [ 45.994182][ T375] ? 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)) [ 45.994186][ T375] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.994190][ T375] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.994193][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.994197][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 45.994201][ T375] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 45.994204][ T375] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 45.994210][ T375] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 45.994212][ T375] ? copy_msghdr_from_user (net/socket.c:2650) [ 45.994215][ T375] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 45.994216][ T375] ? move_addr_to_kernel (net/socket.c:258) [ 45.994224][ T375] ___sys_sendmsg (net/socket.c:2767) [ 45.994226][ T375] ? copy_msghdr_from_user (net/socket.c:2619) [ 45.994242][ T375] __sys_sendmsg (net/socket.c:2799) [ 45.994245][ T375] ? __sys_sendmsg_sock (net/socket.c:2780) [ 45.994251][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.994255][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 45.994257][ T375] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 45.994260][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.994263][ T375] RIP: 0033:0x7f4540ab354e [ 45.994266][ T375] 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 [ 45.994268][ T375] RSP: 002b:00007ffce0187eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.994271][ T375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4540ab354e [ 45.994273][ T375] RDX: 0000000000000000 RSI: 00007ffce0187f60 RDI: 0000000000000005 [ 45.994274][ T375] RBP: 00007ffce0187ec0 R08: 0000000000000000 R09: 0000000000000000 [ 45.994274][ T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913119 [ 45.994275][ T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce0188620 | [ 55.504411][ T570] softirqs last disabled at (18914): dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) | [ 55.504413][ T570] Preemption disabled at: | [ 55.504414][ T570] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) | [ 55.504423][ T570] Tainted: [W]=WARN [ 55.504423][ T570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.504425][ T570] Call Trace: [ 55.504427][ T570] [ 55.504428][ T570] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.504435][ T570] ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) [ 55.504436][ T570] __might_resched.cold (kernel/sched/core.c:9234) [ 55.504441][ T570] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.504445][ T570] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 55.504450][ T570] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 55.504453][ T570] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.504458][ T570] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 55.504461][ T570] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.504464][ T570] put_chars (drivers/char/virtio_console.c:1176) [ 55.504466][ T570] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 55.504468][ T570] ? __send_to_port (drivers/char/virtio_console.c:654) [ 55.504471][ T570] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.504475][ T570] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 55.504479][ T570] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 55.504482][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504483][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504488][ T570] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 55.504489][ T570] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 55.504492][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.504495][ T570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.504499][ T570] console_emit_next_record (kernel/printk/printk.c:3183) [ 55.504503][ T570] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 55.504504][ T570] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 55.504508][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.504510][ T570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.504514][ T570] console_flush_one_record (kernel/printk/printk.c:3268) [ 55.504518][ T570] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 55.504520][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504525][ T570] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 55.504528][ T570] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 55.504530][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.504532][ T570] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 55.504536][ T570] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 55.504537][ T570] ? vprintk_emit (kernel/printk/printk.c:2478) [ 55.504541][ T570] vprintk_emit (kernel/printk/printk.c:2479) [ 55.504545][ T570] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.504546][ T570] ? kvfree_call_rcu (mm/slab_common.c:2050) [ 55.504550][ T570] ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842) [ 55.504552][ T570] ? macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 55.504554][ T570] ? __dev_close_many (net/core/dev.c:1798) [ 55.504556][ T570] ? netif_close_many (net/core/dev.c:1824) [ 55.504558][ T570] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.504560][ T570] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.504564][ T570] _printk (kernel/printk/printk.c:2504) [ 55.504568][ T570] ? snapshot_read.cold (user.c:?) [ 55.504572][ T570] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 55.504576][ T570] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 55.504579][ T570] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 55.504582][ T570] ? netdev_notice (net/core/dev.c:13194) [ 55.504583][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.504587][ T570] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 55.504590][ T570] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.504594][ T570] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 55.504597][ T570] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.504601][ T570] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 55.504605][ T570] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 55.504608][ T570] dev_uc_del (net/core/dev_addr_lists.c:845) [ 55.504610][ T570] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.504613][ T570] macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 55.504616][ T570] __dev_close_many (net/core/dev.c:1798) [ 55.504619][ T570] ? netif_open (net/core/dev.c:1755) [ 55.504622][ T570] ? netif_close_many (net/core/dev.c:1824) [ 55.504626][ T570] netif_close_many (net/core/dev.c:1824) [ 55.504629][ T570] ? notifier_call_chain (kernel/notifier.c:85) [ 55.504632][ T570] ? __dev_close_many (net/core/dev.c:1804) [ 55.504635][ T570] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 55.504639][ T570] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 55.504643][ T570] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 55.504645][ T570] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.504648][ T570] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.504651][ T570] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 55.504654][ T570] ? unregister_netdevice_many (net/core/dev.c:12589) [ 55.504658][ T570] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 55.504660][ T570] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 55.504664][ T570] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 55.504667][ T570] ? mark_usage (kernel/locking/lockdep.c:4690) [ 55.504669][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504670][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504673][ T570] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.504696][ T570] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.504698][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.504700][ T570] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.504702][ T570] ? mark_usage (kernel/locking/lockdep.c:4690) [ 55.504704][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504709][ T570] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.504710][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.504712][ T570] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.504715][ T570] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.504719][ T570] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.504721][ T570] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 55.504725][ T570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.504726][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504730][ T570] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.504732][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.504736][ T570] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 55.504737][ T570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.504740][ T570] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.504746][ T570] ? 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)) [ 55.504748][ T570] ? 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)) [ 55.504752][ T570] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.504756][ T570] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.504759][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.504763][ T570] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.504767][ T570] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 55.504771][ T570] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 55.504775][ T570] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.504778][ T570] ? copy_msghdr_from_user (net/socket.c:2650) [ 55.504780][ T570] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 55.504782][ T570] ? move_addr_to_kernel (net/socket.c:258) [ 55.504789][ T570] ___sys_sendmsg (net/socket.c:2767) [ 55.504792][ T570] ? copy_msghdr_from_user (net/socket.c:2619) [ 55.504808][ T570] __sys_sendmsg (net/socket.c:2799) [ 55.504811][ T570] ? __sys_sendmsg_sock (net/socket.c:2780) [ 55.504817][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.504821][ T570] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.504823][ T570] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 55.504825][ T570] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.504828][ T570] RIP: 0033:0x7f34da11654e [ 55.504831][ T570] 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 [ 55.504833][ T570] RSP: 002b:00007fffcbe76860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.504841][ T570] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f34da11654e [ 55.504842][ T570] RDX: 0000000000000000 RSI: 00007fffcbe76910 RDI: 0000000000000005 [ 55.504843][ T570] RBP: 00007fffcbe76870 R08: 0000000000000000 R09: 0000000000000000 [ 55.504844][ T570] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913122 [ 55.504845][ T570] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcbe76fd0 | [ 56.513822][ T610] softirqs last disabled at (20712): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 56.513824][ T610] Preemption disabled at: | [ 56.513825][ T610] vprintk_emit (kernel/printk/printk.c:2471) | [ 56.513835][ T610] Tainted: [W]=WARN [ 56.513835][ T610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.513837][ T610] Call Trace: [ 56.513844][ T610] [ 56.513845][ T610] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 56.513851][ T610] ? vprintk_emit (kernel/printk/printk.c:2471) [ 56.513853][ T610] __might_resched.cold (kernel/sched/core.c:9234) [ 56.513858][ T610] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 56.513862][ T610] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 56.513867][ T610] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 56.513869][ T610] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.513875][ T610] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 56.513877][ T610] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.513880][ T610] put_chars (drivers/char/virtio_console.c:1176) [ 56.513882][ T610] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 56.513884][ T610] ? __send_to_port (drivers/char/virtio_console.c:654) [ 56.513887][ T610] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 56.513891][ T610] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 56.513894][ T610] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 56.513897][ T610] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 56.513900][ T610] ? mark_usage (kernel/locking/lockdep.c:4690) [ 56.513902][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.513903][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.513907][ T610] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 56.513909][ T610] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 56.513912][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.513915][ T610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.513918][ T610] console_emit_next_record (kernel/printk/printk.c:3183) [ 56.513924][ T610] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 56.513925][ T610] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 56.513929][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.513931][ T610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.513935][ T610] console_flush_one_record (kernel/printk/printk.c:3268) [ 56.513939][ T610] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 56.513941][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.513946][ T610] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 56.513948][ T610] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 56.513950][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.513952][ T610] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 56.513956][ T610] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 56.513958][ T610] ? vprintk_emit (kernel/printk/printk.c:2478) [ 56.513961][ T610] vprintk_emit (kernel/printk/printk.c:2479) [ 56.513965][ T610] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 56.513967][ T610] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 56.513969][ T610] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 56.513973][ T610] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 56.513976][ T610] _printk (kernel/printk/printk.c:2504) [ 56.513980][ T610] ? snapshot_read.cold (user.c:?) [ 56.513984][ T610] ? br_multicast_flood (??:?) bridge [ 56.513996][ T610] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 56.513998][ T610] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 56.513999][ T610] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 56.514003][ T610] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 56.514013][ T610] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 56.514021][ T610] new_nbp (net/bridge/br_if.c:449) bridge [ 56.514030][ T610] br_add_if (net/bridge/br_if.c:592) bridge [ 56.514037][ T610] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 56.514041][ T610] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 56.514044][ T610] ? __kernel_text_address (kernel/extable.c:79) [ 56.514048][ T610] do_set_master (net/core/rtnetlink.c:3071) [ 56.514052][ T610] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 56.514055][ T610] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 56.514058][ T610] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 56.514059][ T610] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 56.514061][ T610] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 56.514065][ T610] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 56.514067][ T610] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 56.514069][ T610] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 56.514072][ T610] ? kasan_save_stack (mm/kasan/common.c:58) [ 56.514075][ T610] ? kasan_save_stack (mm/kasan/common.c:57) [ 56.514076][ T610] ? kasan_save_track (mm/kasan/common.c:78) [ 56.514079][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.514080][ T610] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 56.514084][ T610] ? ___sys_sendmsg (net/socket.c:2757) [ 56.514088][ T610] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.514090][ T610] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 56.514092][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.514095][ T610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.514096][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.514098][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.514100][ T610] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 56.514104][ T610] ? __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) [ 56.514105][ T610] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 56.514107][ T610] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 56.514110][ T610] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 56.514112][ T610] ? nla_get_range_signed (lib/nlattr.c:270) [ 56.514117][ T610] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 56.514122][ T610] rtnl_newlink (net/core/rtnetlink.c:4215) [ 56.514127][ T610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.514129][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.514133][ T610] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.514135][ T610] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.514137][ T610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.514138][ T610] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 56.514142][ T610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.514144][ T610] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 56.514147][ T610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.514148][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.514152][ T610] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.514154][ T610] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.514157][ T610] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 56.514159][ T610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.514162][ T610] ? netlink_ack (./include/linux/skbuff.h:2718) [ 56.514168][ T610] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 56.514169][ T610] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 56.514173][ T610] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 56.514177][ T610] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 56.514179][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.514183][ T610] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 56.514187][ T610] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 56.514191][ T610] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 56.514196][ T610] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 56.514198][ T610] ? copy_msghdr_from_user (net/socket.c:2650) [ 56.514200][ T610] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 56.514202][ T610] ? move_addr_to_kernel (net/socket.c:258) [ 56.514209][ T610] ___sys_sendmsg (net/socket.c:2767) [ 56.514212][ T610] ? copy_msghdr_from_user (net/socket.c:2619) [ 56.514227][ T610] __sys_sendmsg (net/socket.c:2799) [ 56.514230][ T610] ? __sys_sendmsg_sock (net/socket.c:2780) [ 56.514236][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.514239][ T610] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 56.514242][ T610] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 56.514245][ T610] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 56.514247][ T610] RIP: 0033:0x7f172837e54e [ 56.514251][ T610] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 56.514252][ T610] RSP: 002b:00007ffc7adba740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 56.514255][ T610] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f172837e54e [ 56.514256][ T610] RDX: 0000000000000000 RSI: 00007ffc7adba7f0 RDI: 0000000000000005 [ 56.514257][ T610] RBP: 00007ffc7adba750 R08: 0000000000000000 R09: 0000000000000000 [ 56.514258][ T610] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913123 [ 56.514259][ T610] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7adbaeb0 | [ 72.038027][ C2] softirqs last disabled at (1545493): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 72.038029][ C2] Preemption disabled at: | [ 72.038030][ C2] 0x0 | [ 72.038042][ C2] Tainted: [W]=WARN [ 72.038043][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.038045][ C2] Call Trace: [ 72.038047][ C2] [ 72.038049][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 72.038055][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 72.038058][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 72.038062][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 72.038065][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038069][ C2] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 72.038073][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.038075][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.038079][ C2] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 72.038081][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.038083][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 72.038085][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 72.038086][ C2] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 72.038090][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 72.038093][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 72.038095][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038096][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.038098][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 72.038101][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 72.038103][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038104][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038106][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.038108][ C2] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 72.038109][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 72.038112][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 72.038115][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 72.038116][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.038118][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 72.038119][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038121][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 72.038122][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 72.038124][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 72.038126][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 72.038128][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 72.038130][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 72.038132][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.038144][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 72.038145][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.038152][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.038157][ C2] ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934) [ 72.038161][ C2] _printk (kernel/printk/printk.c:2504) [ 72.038164][ C2] ? snapshot_read.cold (user.c:?) [ 72.038166][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 72.038170][ C2] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 72.038173][ C2] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 72.038174][ C2] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 72.038177][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 72.038179][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 72.038181][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 72.038183][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 72.038185][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 72.038187][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.038193][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038195][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.038196][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.038202][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 72.038204][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.038210][ C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.038216][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.038222][ C2] call_timer_fn (kernel/time/timer.c:1748) [ 72.038225][ C2] ? detach_if_pending (./include/linux/list.h:1159) [ 72.038226][ C2] ? debug_object_active_state (lib/debugobjects.c:1122) [ 72.038230][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 72.038232][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.038233][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038236][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 72.038237][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.038244][ C2] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 72.038246][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.038248][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.038250][ C2] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 72.038253][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 72.038254][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.038256][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038258][ C2] handle_softirqs (kernel/softirq.c:645) [ 72.038260][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.038262][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 72.038264][ C2] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 72.038265][ C2] irq_exit_rcu (kernel/softirq.c:784) [ 72.038266][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 72.038269][ C2] [ 72.038270][ C2] [ 72.038270][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 72.038272][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 72.038275][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 72.038277][ C2] 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 [ 72.038279][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 72.038282][ C2] RAX: 0000000000179513 RBX: ff11000001bec6c0 RCX: ffffffff94cf0307 [ 72.038284][ C2] RDX: ff11000001bec6c0 RSI: ffffffff97a38b01 RDI: ffffffff9748d8e0 [ 72.038284][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 72.038285][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 72.038286][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 72.038287][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.038290][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 72.038292][ C2] default_idle_call (kernel/sched/idle.c:122) [ 72.038294][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.038296][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 72.038297][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 72.038299][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.038301][ C2] do_idle (kernel/sched/idle.c:355) [ 72.038303][ C2] cpu_startup_entry (kernel/sched/idle.c:454) [ 72.038304][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 72.038306][ C2] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 72.038308][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 72.100290][ C2] | [ 72.100381][ C2] | [ 72.100381][ C2] stack backtrace: | [ 72.100640][ C2] Tainted: [W]=WARN [ 72.100641][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.100642][ C2] Call Trace: [ 72.100643][ C2] [ 72.100644][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 72.100648][ C2] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 72.100650][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 72.100653][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 72.100655][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 72.100656][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 72.100658][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 72.100660][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.100667][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.100670][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.100672][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.100678][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 72.100680][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.100686][ C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.100692][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.100698][ C2] call_timer_fn (kernel/time/timer.c:1748) [ 72.100700][ C2] ? detach_if_pending (./include/linux/list.h:1159) [ 72.100701][ C2] ? debug_object_active_state (lib/debugobjects.c:1122) [ 72.100704][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 72.100706][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.100708][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.100710][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 72.100711][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.100718][ C2] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 72.100720][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.100722][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.100725][ C2] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 72.100726][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 72.100728][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.100730][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.100732][ C2] handle_softirqs (kernel/softirq.c:645) [ 72.100734][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.100735][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 72.100737][ C2] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 72.100739][ C2] irq_exit_rcu (kernel/softirq.c:784) [ 72.100740][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 72.100742][ C2] [ 72.100742][ C2] [ 72.100743][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 72.100744][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 72.100746][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 72.100748][ C2] 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 [ 72.100749][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 72.100751][ C2] RAX: 0000000000179513 RBX: ff11000001bec6c0 RCX: ffffffff94cf0307 [ 72.100753][ C2] RDX: ff11000001bec6c0 RSI: ffffffff97a38b01 RDI: ffffffff9748d8e0 [ 72.100754][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 72.100754][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 72.100755][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 72.100757][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.100759][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 72.100761][ C2] default_idle_call (kernel/sched/idle.c:122) [ 72.100762][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.100764][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 72.100765][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 72.100767][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.100769][ C2] do_idle (kernel/sched/idle.c:355) [ 72.100770][ C2] cpu_startup_entry (kernel/sched/idle.c:454) [ 72.100772][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 72.100773][ C2] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 72.100775][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 81.361707][ T718] softirqs last disabled at (0): 0x0 | [ 81.361709][ T718] Preemption disabled at: | [ 81.361710][ T718] vprintk_emit (kernel/printk/printk.c:2471) | [ 81.361721][ T718] Tainted: [W]=WARN [ 81.361722][ T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.361724][ T718] Call Trace: [ 81.361725][ T718] [ 81.361727][ T718] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 81.361732][ T718] ? vprintk_emit (kernel/printk/printk.c:2471) [ 81.361734][ T718] __might_resched.cold (kernel/sched/core.c:9234) [ 81.361738][ T718] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 81.361739][ T718] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 81.361742][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361746][ T718] __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)) [ 81.361750][ T718] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 81.361752][ T718] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 81.361756][ T718] ? 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) [ 81.361757][ T718] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 81.361759][ T718] put_chars (drivers/char/virtio_console.c:1176) [ 81.361761][ T718] ? __send_to_port (drivers/char/virtio_console.c:654) [ 81.361763][ T718] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 81.361765][ T718] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 81.361769][ T718] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 81.361770][ T718] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 81.361773][ T718] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 81.361775][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361776][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361779][ T718] console_emit_next_record (kernel/printk/printk.c:3183) [ 81.361781][ T718] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 81.361783][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361785][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361787][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361788][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.361790][ T718] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 81.361792][ T718] console_flush_one_record (kernel/printk/printk.c:3268) [ 81.361794][ T718] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 81.361797][ T718] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 81.361799][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.361800][ T718] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 81.361802][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361804][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.361805][ T718] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 81.361807][ T718] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 81.361809][ T718] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 81.361810][ T718] ? vprintk_emit (kernel/printk/printk.c:2478) [ 81.361812][ T718] vprintk_emit (kernel/printk/printk.c:2479) [ 81.361815][ T718] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 81.361817][ T718] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 81.361819][ T718] _printk (kernel/printk/printk.c:2504) [ 81.361823][ T718] ? snapshot_read.cold (user.c:?) [ 81.361825][ T718] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 81.361828][ T718] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 81.361830][ T718] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 81.361832][ T718] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 81.361834][ T718] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 81.361836][ T718] ? netdev_notice (net/core/dev.c:13194) [ 81.361837][ T718] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.361841][ T718] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 81.361842][ T718] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 81.361845][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361847][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361849][ T718] ? 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) [ 81.361852][ T718] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 81.361855][ T718] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 81.361857][ T718] __dev_change_flags (net/core/dev.c:9834) [ 81.361860][ T718] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 81.361862][ T718] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 81.361864][ T718] ? __kernel_text_address (kernel/extable.c:79) [ 81.361866][ T718] ? write_profile (profile.c:?) [ 81.361868][ T718] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 81.361870][ T718] netif_change_flags (net/core/dev.c:9877) [ 81.361873][ T718] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 81.361876][ T718] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 81.361877][ T718] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 81.361879][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361880][ T718] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 81.361884][ T718] ? kasan_save_stack (mm/kasan/common.c:58) [ 81.361887][ T718] ? kasan_save_stack (mm/kasan/common.c:57) [ 81.361889][ T718] ? kasan_save_track (mm/kasan/common.c:78) [ 81.361890][ T718] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 81.361892][ T718] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 81.361893][ T718] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 81.361894][ T718] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 81.361895][ T718] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 81.361897][ T718] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.361898][ T718] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 81.361899][ T718] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 81.361902][ T718] ? ___sys_sendmsg (net/socket.c:2767) [ 81.361903][ T718] ? __sys_sendmsg (net/socket.c:2799) [ 81.361905][ T718] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 81.361907][ T718] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.361909][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361911][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.361912][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361914][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361916][ T718] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 81.361918][ T718] ? __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) [ 81.361923][ T718] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 81.361930][ T718] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 81.361932][ T718] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 81.361934][ T718] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 81.361936][ T718] rtnl_newlink (net/core/rtnetlink.c:4215) [ 81.361938][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361940][ T718] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 81.361941][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.361943][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361945][ T718] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 81.361948][ T718] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 81.361950][ T718] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 81.361951][ T718] ? __kernel_text_address (kernel/extable.c:79) [ 81.361953][ T718] ? write_profile (profile.c:?) [ 81.361954][ T718] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 81.361955][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361957][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361958][ T718] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 81.361962][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.361963][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361965][ T718] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 81.361966][ T718] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 81.361968][ T718] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.361969][ T718] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 81.361971][ T718] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 81.361973][ T718] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 81.361975][ T718] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.361976][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.361978][ T718] ? netlink_ack (./include/linux/skbuff.h:2718) [ 81.361979][ T718] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 81.361982][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361983][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.361985][ T718] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.361987][ T718] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 81.361989][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361991][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.361992][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.361994][ T718] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 81.361996][ T718] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 81.361998][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.362000][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.362002][ T718] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 81.362003][ T718] ? copy_msghdr_from_user (net/socket.c:2650) [ 81.362005][ T718] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 81.362006][ T718] ? move_addr_to_kernel (net/socket.c:258) [ 81.362008][ T718] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 81.362010][ T718] ___sys_sendmsg (net/socket.c:2767) [ 81.362012][ T718] ? copy_msghdr_from_user (net/socket.c:2619) [ 81.362017][ T718] __sys_sendmsg (net/socket.c:2799) [ 81.362019][ T718] ? __sys_sendmsg_sock (net/socket.c:2780) [ 81.362022][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.362024][ T718] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 81.362025][ T718] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 81.362027][ T718] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.362029][ T718] RIP: 0033:0x7f3b09ea554e [ 81.362031][ T718] 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 [ 81.362033][ T718] RSP: 002b:00007fffcc2a9880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 81.362036][ T718] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3b09ea554e [ 81.362038][ T718] RDX: 0000000000000000 RSI: 00007fffcc2a9930 RDI: 0000000000000005 [ 81.362039][ T718] RBP: 00007fffcc2a9890 R08: 0000000000000000 R09: 0000000000000000 [ 81.362040][ T718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91313c [ 81.362040][ T718] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcc2a9ff0 | [ 86.594884][ T733] softirqs last disabled at (0): 0x0 | [ 86.594886][ T733] Preemption disabled at: | [ 86.594886][ T733] vprintk_emit (kernel/printk/printk.c:2471) | [ 86.594898][ T733] Tainted: [W]=WARN [ 86.594899][ T733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.594900][ T733] Call Trace: [ 86.594902][ T733] [ 86.594903][ T733] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 86.594908][ T733] ? vprintk_emit (kernel/printk/printk.c:2471) [ 86.594910][ T733] __might_resched.cold (kernel/sched/core.c:9234) [ 86.594914][ T733] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 86.594916][ T733] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 86.594919][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.594926][ T733] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 86.594929][ T733] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 86.594932][ T733] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.594936][ T733] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 86.594937][ T733] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.594939][ T733] put_chars (drivers/char/virtio_console.c:1176) [ 86.594946][ T733] ? __send_to_port (drivers/char/virtio_console.c:654) [ 86.594948][ T733] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 86.594950][ T733] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 86.594954][ T733] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 86.594955][ T733] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 86.594958][ T733] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 86.594960][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.594962][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.594964][ T733] console_emit_next_record (kernel/printk/printk.c:3183) [ 86.594967][ T733] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 86.594968][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.594970][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.594972][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.594973][ T733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.594975][ T733] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 86.594977][ T733] console_flush_one_record (kernel/printk/printk.c:3268) [ 86.594979][ T733] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 86.594982][ T733] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 86.594983][ T733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.594985][ T733] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 86.594986][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.594988][ T733] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.594989][ T733] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 86.594991][ T733] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 86.594993][ T733] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 86.594995][ T733] ? vprintk_emit (kernel/printk/printk.c:2478) [ 86.594997][ T733] vprintk_emit (kernel/printk/printk.c:2479) [ 86.594999][ T733] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 86.595001][ T733] ? update_load_avg (kernel/sched/fair.c:5864) [ 86.595003][ T733] ? update_load_avg (kernel/sched/fair.c:5864) [ 86.595005][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595007][ T733] _printk (kernel/printk/printk.c:2504) [ 86.595010][ T733] ? snapshot_read.cold (user.c:?) [ 86.595012][ T733] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 86.595014][ T733] ? __schedule (kernel/sched/core.c:7277) [ 86.595016][ T733] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 86.595019][ T733] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 86.595020][ T733] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 86.595022][ T733] ? netdev_notice (net/core/dev.c:13194) [ 86.595024][ T733] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 86.595028][ T733] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 86.595030][ T733] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 86.595033][ T733] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 86.595035][ T733] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 86.595038][ T733] __dev_change_flags (net/core/dev.c:9834) [ 86.595041][ T733] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 86.595043][ T733] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 86.595045][ T733] ? __kernel_text_address (kernel/extable.c:79) [ 86.595046][ T733] ? write_profile (profile.c:?) [ 86.595048][ T733] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.595051][ T733] netif_change_flags (net/core/dev.c:9877) [ 86.595054][ T733] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 86.595057][ T733] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 86.595059][ T733] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 86.595060][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595061][ T733] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 86.595065][ T733] ? kasan_save_stack (mm/kasan/common.c:58) [ 86.595068][ T733] ? kasan_save_stack (mm/kasan/common.c:57) [ 86.595069][ T733] ? kasan_save_track (mm/kasan/common.c:78) [ 86.595071][ T733] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 86.595072][ T733] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 86.595074][ T733] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 86.595075][ T733] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 86.595076][ T733] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 86.595077][ T733] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.595079][ T733] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 86.595080][ T733] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 86.595083][ T733] ? ___sys_sendmsg (net/socket.c:2767) [ 86.595084][ T733] ? __sys_sendmsg (net/socket.c:2799) [ 86.595086][ T733] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 86.595087][ T733] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.595090][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595092][ T733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.595093][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595094][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595096][ T733] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 86.595098][ T733] ? __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) [ 86.595100][ T733] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 86.595101][ T733] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 86.595103][ T733] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 86.595105][ T733] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 86.595107][ T733] rtnl_newlink (net/core/rtnetlink.c:4215) [ 86.595108][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595110][ T733] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 86.595111][ T733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.595113][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595115][ T733] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 86.595118][ T733] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 86.595120][ T733] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 86.595121][ T733] ? __kernel_text_address (kernel/extable.c:79) [ 86.595122][ T733] ? write_profile (profile.c:?) [ 86.595123][ T733] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.595124][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595126][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595128][ T733] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 86.595131][ T733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.595132][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595134][ T733] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 86.595135][ T733] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 86.595137][ T733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.595138][ T733] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 86.595139][ T733] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 86.595142][ T733] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 86.595143][ T733] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.595144][ T733] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.595146][ T733] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.595147][ T733] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 86.595150][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595151][ T733] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.595153][ T733] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.595155][ T733] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.595157][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595158][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595160][ T733] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.595162][ T733] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 86.595164][ T733] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 86.595166][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595167][ T733] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.595169][ T733] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 86.595171][ T733] ? copy_msghdr_from_user (net/socket.c:2650) [ 86.595172][ T733] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 86.595174][ T733] ? move_addr_to_kernel (net/socket.c:258) [ 86.595175][ T733] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 86.595178][ T733] ___sys_sendmsg (net/socket.c:2767) [ 86.595179][ T733] ? copy_msghdr_from_user (net/socket.c:2619) [ 86.595184][ T733] __sys_sendmsg (net/socket.c:2799) [ 86.595186][ T733] ? __sys_sendmsg_sock (net/socket.c:2780) [ 86.595189][ T733] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.595191][ T733] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 86.595192][ T733] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 86.595194][ T733] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.595196][ T733] RIP: 0033:0x7fe18e57054e [ 86.595198][ T733] 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 [ 86.595199][ T733] RSP: 002b:00007ffef8dd7d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.595203][ T733] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe18e57054e [ 86.595204][ T733] RDX: 0000000000000000 RSI: 00007ffef8dd7df0 RDI: 0000000000000005 [ 86.595205][ T733] RBP: 00007ffef8dd7d50 R08: 0000000000000000 R09: 0000000000000000 [ 86.595206][ T733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913142 [ 86.595207][ T733] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef8dd84b0 | [ 89.588943][ T56] softirqs last disabled at (26918): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 89.588947][ T56] Preemption disabled at: | [ 89.588948][ T56] vprintk_emit (kernel/printk/printk.c:2471) | [ 89.588964][ T56] Tainted: [W]=WARN [ 89.588965][ T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.588966][ T56] Workqueue: events netdev_work_proc [ 89.588972][ T56] Call Trace: [ 89.588973][ T56] [ 89.588974][ T56] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 89.588980][ T56] ? vprintk_emit (kernel/printk/printk.c:2471) [ 89.588982][ T56] __might_resched.cold (kernel/sched/core.c:9234) [ 89.588985][ T56] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 89.588988][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.588992][ T56] __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)) [ 89.588995][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.588998][ T56] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.589001][ T56] ? 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) [ 89.589003][ T56] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.589005][ T56] put_chars (drivers/char/virtio_console.c:1176) [ 89.589007][ T56] ? __send_to_port (drivers/char/virtio_console.c:654) [ 89.589009][ T56] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 89.589011][ T56] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 89.589014][ T56] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 89.589015][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589017][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589019][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.589021][ T56] console_emit_next_record (kernel/printk/printk.c:3183) [ 89.589023][ T56] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 89.589025][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589027][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589028][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589030][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.589032][ T56] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 89.589033][ T56] console_flush_one_record (kernel/printk/printk.c:3268) [ 89.589035][ T56] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 89.589038][ T56] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 89.589040][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.589041][ T56] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 89.589043][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589044][ T56] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 89.589046][ T56] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 89.589047][ T56] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 89.589049][ T56] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 89.589051][ T56] ? vprintk_emit (kernel/printk/printk.c:2478) [ 89.589053][ T56] vprintk_emit (kernel/printk/printk.c:2479) [ 89.589055][ T56] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 89.589057][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589059][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.589061][ T56] _printk (kernel/printk/printk.c:2504) [ 89.589064][ T56] ? snapshot_read.cold (user.c:?) [ 89.589066][ T56] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 89.589069][ T56] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 89.589070][ T56] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 89.589073][ T56] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 89.589075][ T56] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 89.589076][ T56] ? netdev_notice (net/core/dev.c:13194) [ 89.589078][ T56] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 89.589079][ T56] ? 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) [ 89.589081][ T56] ? 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) [ 89.589084][ T56] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 89.589087][ T56] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 89.589089][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.589093][ T56] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 89.589095][ T56] ? 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) [ 89.589096][ T56] ? ref_tracker_free (lib/ref_tracker.c:339) [ 89.589100][ T56] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 89.589101][ T56] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 89.589103][ T56] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 89.589104][ T56] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 89.589106][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589108][ T56] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 89.589110][ T56] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 89.589112][ T56] ? netdev_work_sched (net/core/netdev_work.c:82) [ 89.589113][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589115][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.589116][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.589118][ T56] process_one_work (kernel/workqueue.c:3387) [ 89.589121][ T56] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 89.589123][ T56] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 89.589125][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.589127][ T56] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 89.589129][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 89.589131][ T56] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 89.589133][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 89.589135][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 89.589136][ T56] kthread (kernel/kthread.c:436) [ 89.589138][ T56] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 89.589139][ T56] ? kthread_affine_preferred (kernel/kthread.c:857) [ 89.589141][ T56] ret_from_fork (arch/x86/kernel/process.c:158) [ 89.589144][ T56] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 89.589145][ T56] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 89.589148][ T56] ? kthread_affine_preferred (kernel/kthread.c:857) [ 89.589150][ T56] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.502807][ T959] softirqs last disabled at (0): 0x0 | [ 114.502808][ T959] Preemption disabled at: | [ 114.502809][ T959] vprintk_emit (kernel/printk/printk.c:2471) | [ 114.502820][ T959] Tainted: [W]=WARN [ 114.502821][ T959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.502823][ T959] Call Trace: [ 114.502824][ T959] [ 114.502826][ T959] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 114.502831][ T959] ? vprintk_emit (kernel/printk/printk.c:2471) [ 114.502833][ T959] __might_resched.cold (kernel/sched/core.c:9234) [ 114.502837][ T959] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 114.502838][ T959] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 114.502842][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502845][ T959] __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)) [ 114.502849][ T959] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.502851][ T959] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.502855][ T959] ? 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) [ 114.502857][ T959] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.502859][ T959] put_chars (drivers/char/virtio_console.c:1176) [ 114.502861][ T959] ? __send_to_port (drivers/char/virtio_console.c:654) [ 114.502863][ T959] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 114.502865][ T959] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 114.502869][ T959] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 114.502870][ T959] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 114.502873][ T959] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.502875][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502876][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502879][ T959] console_emit_next_record (kernel/printk/printk.c:3183) [ 114.502881][ T959] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 114.502883][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502885][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502886][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502888][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.502890][ T959] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 114.502892][ T959] console_flush_one_record (kernel/printk/printk.c:3268) [ 114.502894][ T959] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 114.502897][ T959] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 114.502898][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.502900][ T959] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 114.502901][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502903][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.502904][ T959] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 114.502906][ T959] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 114.502908][ T959] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 114.502910][ T959] ? vprintk_emit (kernel/printk/printk.c:2478) [ 114.502912][ T959] vprintk_emit (kernel/printk/printk.c:2479) [ 114.502914][ T959] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 114.502916][ T959] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 114.502919][ T959] _printk (kernel/printk/printk.c:2504) [ 114.502925][ T959] ? snapshot_read.cold (user.c:?) [ 114.502927][ T959] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 114.502930][ T959] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 114.502932][ T959] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 114.502935][ T959] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 114.502936][ T959] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 114.502938][ T959] ? netdev_notice (net/core/dev.c:13194) [ 114.502940][ T959] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 114.502943][ T959] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 114.502945][ T959] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 114.502948][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502949][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502951][ T959] ? 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) [ 114.502954][ T959] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 114.502957][ T959] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 114.502959][ T959] __dev_change_flags (net/core/dev.c:9834) [ 114.502963][ T959] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 114.502964][ T959] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 114.502967][ T959] ? __kernel_text_address (kernel/extable.c:79) [ 114.502968][ T959] ? write_profile (profile.c:?) [ 114.502970][ T959] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 114.502972][ T959] netif_change_flags (net/core/dev.c:9877) [ 114.502975][ T959] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 114.502978][ T959] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 114.502979][ T959] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 114.502980][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.502982][ T959] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 114.502986][ T959] ? kasan_save_stack (mm/kasan/common.c:58) [ 114.502989][ T959] ? kasan_save_stack (mm/kasan/common.c:57) [ 114.502991][ T959] ? kasan_save_track (mm/kasan/common.c:78) [ 114.502992][ T959] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 114.502994][ T959] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 114.502995][ T959] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 114.502996][ T959] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 114.502997][ T959] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 114.502999][ T959] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 114.503000][ T959] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 114.503001][ T959] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 114.503004][ T959] ? ___sys_sendmsg (net/socket.c:2767) [ 114.503005][ T959] ? __sys_sendmsg (net/socket.c:2799) [ 114.503007][ T959] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 114.503008][ T959] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.503011][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503013][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.503014][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503016][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503018][ T959] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 114.503020][ T959] ? __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) [ 114.503022][ T959] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 114.503023][ T959] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 114.503025][ T959] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 114.503027][ T959] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 114.503029][ T959] rtnl_newlink (net/core/rtnetlink.c:4215) [ 114.503031][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503033][ T959] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 114.503034][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.503035][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503044][ T959] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 114.503047][ T959] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 114.503049][ T959] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 114.503050][ T959] ? __kernel_text_address (kernel/extable.c:79) [ 114.503052][ T959] ? write_profile (profile.c:?) [ 114.503053][ T959] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 114.503054][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503056][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503057][ T959] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 114.503061][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.503062][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503064][ T959] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 114.503065][ T959] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 114.503067][ T959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 114.503068][ T959] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 114.503070][ T959] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 114.503072][ T959] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 114.503073][ T959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 114.503075][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.503076][ T959] ? netlink_ack (./include/linux/skbuff.h:2718) [ 114.503077][ T959] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 114.503080][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503082][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.503084][ T959] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 114.503086][ T959] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 114.503087][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503089][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503090][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.503092][ T959] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 114.503094][ T959] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 114.503096][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503098][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.503100][ T959] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 114.503101][ T959] ? copy_msghdr_from_user (net/socket.c:2650) [ 114.503103][ T959] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 114.503104][ T959] ? move_addr_to_kernel (net/socket.c:258) [ 114.503106][ T959] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 114.503108][ T959] ___sys_sendmsg (net/socket.c:2767) [ 114.503110][ T959] ? copy_msghdr_from_user (net/socket.c:2619) [ 114.503115][ T959] __sys_sendmsg (net/socket.c:2799) [ 114.503117][ T959] ? __sys_sendmsg_sock (net/socket.c:2780) [ 114.503120][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.503122][ T959] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 114.503123][ T959] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 114.503125][ T959] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.503126][ T959] RIP: 0033:0x7efdde7b654e [ 114.503128][ T959] 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 [ 114.503130][ T959] RSP: 002b:00007fff77f6b810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 114.503134][ T959] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efdde7b654e [ 114.503135][ T959] RDX: 0000000000000000 RSI: 00007fff77f6b8c0 RDI: 0000000000000005 [ 114.503136][ T959] RBP: 00007fff77f6b820 R08: 0000000000000000 R09: 0000000000000000 [ 114.503137][ T959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91315d [ 114.503138][ T959] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff77f6bf80 | [ 119.763894][ T974] softirqs last disabled at (0): 0x0 | [ 119.763896][ T974] Preemption disabled at: | [ 119.763897][ T974] vprintk_emit (kernel/printk/printk.c:2471) | [ 119.763908][ T974] Tainted: [W]=WARN [ 119.763909][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.763910][ T974] Call Trace: [ 119.763912][ T974] [ 119.763913][ T974] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 119.763919][ T974] ? vprintk_emit (kernel/printk/printk.c:2471) [ 119.763924][ T974] __might_resched.cold (kernel/sched/core.c:9234) [ 119.763927][ T974] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 119.763929][ T974] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 119.763932][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.763936][ T974] __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)) [ 119.763939][ T974] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 119.763941][ T974] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 119.763945][ T974] ? 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) [ 119.763947][ T974] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 119.763949][ T974] put_chars (drivers/char/virtio_console.c:1176) [ 119.763951][ T974] ? __send_to_port (drivers/char/virtio_console.c:654) [ 119.763952][ T974] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 119.763955][ T974] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 119.763958][ T974] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 119.763959][ T974] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 119.763963][ T974] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 119.763964][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.763966][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.763968][ T974] console_emit_next_record (kernel/printk/printk.c:3183) [ 119.763970][ T974] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 119.763972][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.763974][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.763975][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.763977][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.763979][ T974] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 119.763981][ T974] console_flush_one_record (kernel/printk/printk.c:3268) [ 119.763983][ T974] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 119.763986][ T974] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 119.763987][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.763989][ T974] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 119.763990][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.763992][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.763993][ T974] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 119.763995][ T974] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 119.763997][ T974] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 119.763998][ T974] ? vprintk_emit (kernel/printk/printk.c:2478) [ 119.764000][ T974] vprintk_emit (kernel/printk/printk.c:2479) [ 119.764003][ T974] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 119.764005][ T974] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 119.764007][ T974] _printk (kernel/printk/printk.c:2504) [ 119.764010][ T974] ? snapshot_read.cold (user.c:?) [ 119.764012][ T974] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 119.764015][ T974] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 119.764017][ T974] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 119.764020][ T974] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 119.764022][ T974] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 119.764024][ T974] ? netdev_notice (net/core/dev.c:13194) [ 119.764025][ T974] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.764028][ T974] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.764030][ T974] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 119.764033][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764034][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764036][ T974] ? 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) [ 119.764039][ T974] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 119.764042][ T974] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 119.764044][ T974] __dev_change_flags (net/core/dev.c:9834) [ 119.764047][ T974] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 119.764049][ T974] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 119.764051][ T974] ? __kernel_text_address (kernel/extable.c:79) [ 119.764052][ T974] ? write_profile (profile.c:?) [ 119.764054][ T974] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 119.764062][ T974] netif_change_flags (net/core/dev.c:9877) [ 119.764064][ T974] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 119.764067][ T974] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 119.764069][ T974] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 119.764070][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764072][ T974] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 119.764075][ T974] ? kasan_save_stack (mm/kasan/common.c:58) [ 119.764078][ T974] ? kasan_save_stack (mm/kasan/common.c:57) [ 119.764080][ T974] ? kasan_save_track (mm/kasan/common.c:78) [ 119.764081][ T974] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 119.764082][ T974] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 119.764084][ T974] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 119.764085][ T974] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 119.764086][ T974] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 119.764087][ T974] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.764089][ T974] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.764090][ T974] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 119.764092][ T974] ? ___sys_sendmsg (net/socket.c:2767) [ 119.764094][ T974] ? __sys_sendmsg (net/socket.c:2799) [ 119.764096][ T974] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 119.764097][ T974] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.764100][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764102][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.764103][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764105][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764106][ T974] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 119.764108][ T974] ? __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) [ 119.764110][ T974] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 119.764112][ T974] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 119.764113][ T974] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 119.764115][ T974] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 119.764117][ T974] rtnl_newlink (net/core/rtnetlink.c:4215) [ 119.764119][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764121][ T974] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 119.764122][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.764123][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764125][ T974] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 119.764129][ T974] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 119.764130][ T974] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 119.764132][ T974] ? __kernel_text_address (kernel/extable.c:79) [ 119.764133][ T974] ? write_profile (profile.c:?) [ 119.764134][ T974] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 119.764135][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764137][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764138][ T974] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 119.764142][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.764143][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764145][ T974] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 119.764146][ T974] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 119.764148][ T974] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 119.764149][ T974] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 119.764151][ T974] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 119.764153][ T974] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 119.764154][ T974] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 119.764155][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.764157][ T974] ? netlink_ack (./include/linux/skbuff.h:2718) [ 119.764158][ T974] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 119.764161][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764162][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.764164][ T974] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.764166][ T974] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 119.764168][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764169][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764171][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.764173][ T974] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.764174][ T974] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 119.764176][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764178][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.764180][ T974] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 119.764181][ T974] ? copy_msghdr_from_user (net/socket.c:2650) [ 119.764183][ T974] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 119.764184][ T974] ? move_addr_to_kernel (net/socket.c:258) [ 119.764186][ T974] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 119.764188][ T974] ___sys_sendmsg (net/socket.c:2767) [ 119.764190][ T974] ? copy_msghdr_from_user (net/socket.c:2619) [ 119.764195][ T974] __sys_sendmsg (net/socket.c:2799) [ 119.764196][ T974] ? __sys_sendmsg_sock (net/socket.c:2780) [ 119.764199][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.764201][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 119.764202][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 119.764205][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.764206][ T974] RIP: 0033:0x7fc074e2154e [ 119.764208][ T974] 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 [ 119.764210][ T974] RSP: 002b:00007ffd7eec6870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 119.764214][ T974] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc074e2154e [ 119.764215][ T974] RDX: 0000000000000000 RSI: 00007ffd7eec6920 RDI: 0000000000000005 [ 119.764216][ T974] RBP: 00007ffd7eec6880 R08: 0000000000000000 R09: 0000000000000000 [ 119.764217][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913163 [ 119.764217][ T974] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd7eec6fe0 | [ 122.718462][ T56] softirqs last disabled at (26918): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 122.718466][ T56] Preemption disabled at: | [ 122.718466][ T56] vprintk_emit (kernel/printk/printk.c:2471) | [ 122.718478][ T56] Tainted: [W]=WARN [ 122.718478][ T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.718480][ T56] Workqueue: events netdev_work_proc [ 122.718486][ T56] Call Trace: [ 122.718487][ T56] [ 122.718489][ T56] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 122.718494][ T56] ? vprintk_emit (kernel/printk/printk.c:2471) [ 122.718496][ T56] __might_resched.cold (kernel/sched/core.c:9234) [ 122.718499][ T56] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 122.718502][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718506][ T56] __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)) [ 122.718509][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.718512][ T56] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.718515][ T56] ? 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) [ 122.718517][ T56] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.718519][ T56] put_chars (drivers/char/virtio_console.c:1176) [ 122.718521][ T56] ? __send_to_port (drivers/char/virtio_console.c:654) [ 122.718522][ T56] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 122.718525][ T56] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 122.718528][ T56] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 122.718529][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718531][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718532][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.718534][ T56] console_emit_next_record (kernel/printk/printk.c:3183) [ 122.718537][ T56] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 122.718539][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718540][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718542][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718544][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.718546][ T56] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 122.718547][ T56] console_flush_one_record (kernel/printk/printk.c:3268) [ 122.718549][ T56] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 122.718552][ T56] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 122.718554][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.718555][ T56] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 122.718557][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718558][ T56] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.718560][ T56] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 122.718561][ T56] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 122.718563][ T56] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 122.718565][ T56] ? vprintk_emit (kernel/printk/printk.c:2478) [ 122.718567][ T56] vprintk_emit (kernel/printk/printk.c:2479) [ 122.718569][ T56] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 122.718571][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718572][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.718574][ T56] _printk (kernel/printk/printk.c:2504) [ 122.718577][ T56] ? snapshot_read.cold (user.c:?) [ 122.718579][ T56] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 122.718582][ T56] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 122.718583][ T56] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 122.718586][ T56] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 122.718588][ T56] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 122.718590][ T56] ? netdev_notice (net/core/dev.c:13194) [ 122.718591][ T56] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 122.718593][ T56] ? 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) [ 122.718595][ T56] ? 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) [ 122.718597][ T56] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 122.718600][ T56] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 122.718603][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.718606][ T56] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 122.718607][ T56] ? 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) [ 122.718609][ T56] ? ref_tracker_free (lib/ref_tracker.c:339) [ 122.718612][ T56] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 122.718614][ T56] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 122.718615][ T56] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 122.718616][ T56] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 122.718618][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718620][ T56] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 122.718623][ T56] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 122.718624][ T56] ? netdev_work_sched (net/core/netdev_work.c:82) [ 122.718626][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718627][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.718629][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.718631][ T56] process_one_work (kernel/workqueue.c:3387) [ 122.718634][ T56] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 122.718635][ T56] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 122.718637][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.718640][ T56] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 122.718642][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 122.718644][ T56] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 122.718646][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 122.718648][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 122.718649][ T56] kthread (kernel/kthread.c:436) [ 122.718651][ T56] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.718652][ T56] ? kthread_affine_preferred (kernel/kthread.c:857) [ 122.718654][ T56] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.718656][ T56] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 122.718658][ T56] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.718661][ T56] ? kthread_affine_preferred (kernel/kthread.c:857) [ 122.718662][ T56] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.783154][ T56] softirqs last disabled at (26918): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 123.783158][ T56] Preemption disabled at: | [ 123.783159][ T56] netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) | [ 123.783169][ T56] Tainted: [W]=WARN [ 123.783170][ T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.783171][ T56] Workqueue: events netdev_work_proc [ 123.783177][ T56] Call Trace: [ 123.783179][ T56] [ 123.783180][ T56] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 123.783185][ T56] ? netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) [ 123.783186][ T56] __might_resched.cold (kernel/sched/core.c:9234) [ 123.783190][ T56] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 123.783193][ T56] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 123.783195][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783199][ T56] __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)) [ 123.783202][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.783205][ T56] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 123.783208][ T56] ? 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) [ 123.783210][ T56] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 123.783212][ T56] put_chars (drivers/char/virtio_console.c:1176) [ 123.783214][ T56] ? __send_to_port (drivers/char/virtio_console.c:654) [ 123.783215][ T56] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 123.783219][ T56] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 123.783222][ T56] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 123.783223][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783225][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.783227][ T56] console_emit_next_record (kernel/printk/printk.c:3183) [ 123.783229][ T56] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 123.783231][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783233][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783234][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783236][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.783238][ T56] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 123.783240][ T56] console_flush_one_record (kernel/printk/printk.c:3268) [ 123.783242][ T56] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 123.783244][ T56] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 123.783246][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.783248][ T56] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 123.783249][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783251][ T56] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 123.783252][ T56] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 123.783254][ T56] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 123.783256][ T56] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 123.783258][ T56] ? vprintk_emit (kernel/printk/printk.c:2478) [ 123.783260][ T56] vprintk_emit (kernel/printk/printk.c:2479) [ 123.783262][ T56] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 123.783265][ T56] _printk (kernel/printk/printk.c:2504) [ 123.783268][ T56] ? snapshot_read.cold (user.c:?) [ 123.783270][ T56] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 123.783273][ T56] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 123.783275][ T56] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 123.783276][ T56] ? netdev_notice (net/core/dev.c:13194) [ 123.783278][ T56] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 123.783279][ T56] ? __hw_addr_add_ex (net/core/dev_addr_lists.c:125) [ 123.783281][ T56] ? 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) [ 123.783284][ T56] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 123.783287][ T56] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 123.783289][ T56] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 123.783292][ T56] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 123.783293][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.783295][ T56] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 123.783297][ T56] ? 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) [ 123.783299][ T56] ? ref_tracker_free (lib/ref_tracker.c:339) [ 123.783302][ T56] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 123.783303][ T56] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 123.783305][ T56] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 123.783306][ T56] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 123.783309][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783311][ T56] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 123.783313][ T56] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 123.783315][ T56] ? netdev_work_sched (net/core/netdev_work.c:82) [ 123.783316][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783318][ T56] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.783319][ T56] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.783322][ T56] process_one_work (kernel/workqueue.c:3387) [ 123.783324][ T56] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 123.783326][ T56] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 123.783328][ T56] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.783331][ T56] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 123.783333][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.783335][ T56] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 123.783337][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.783338][ T56] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.783340][ T56] kthread (kernel/kthread.c:436) [ 123.783342][ T56] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.783343][ T56] ? kthread_affine_preferred (kernel/kthread.c:857) [ 123.783345][ T56] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.783348][ T56] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 123.783349][ T56] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.783352][ T56] ? kthread_affine_preferred (kernel/kthread.c:857) [ 123.783354][ T56] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.426983][ T1176] softirqs last disabled at (0): 0x0 | [ 140.426984][ T1176] Preemption disabled at: | [ 140.426985][ T1176] vprintk_emit (kernel/printk/printk.c:2471) | [ 140.426997][ T1176] Tainted: [W]=WARN [ 140.426998][ T1176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.427000][ T1176] Call Trace: [ 140.427001][ T1176] [ 140.427002][ T1176] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 140.427008][ T1176] ? vprintk_emit (kernel/printk/printk.c:2471) [ 140.427009][ T1176] __might_resched.cold (kernel/sched/core.c:9234) [ 140.427013][ T1176] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 140.427016][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427020][ T1176] __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)) [ 140.427024][ T1176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 140.427026][ T1176] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 140.427030][ T1176] ? 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) [ 140.427032][ T1176] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 140.427034][ T1176] put_chars (drivers/char/virtio_console.c:1176) [ 140.427035][ T1176] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 140.427037][ T1176] ? __send_to_port (drivers/char/virtio_console.c:654) [ 140.427039][ T1176] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 140.427042][ T1176] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 140.427045][ T1176] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 140.427046][ T1176] ? 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) [ 140.427048][ T1176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 140.427049][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427051][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427053][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.427055][ T1176] console_emit_next_record (kernel/printk/printk.c:3183) [ 140.427057][ T1176] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 140.427059][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427061][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427063][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427064][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.427066][ T1176] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 140.427068][ T1176] console_flush_one_record (kernel/printk/printk.c:3268) [ 140.427070][ T1176] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 140.427073][ T1176] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 140.427075][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.427076][ T1176] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 140.427078][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427080][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.427081][ T1176] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 140.427082][ T1176] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 140.427085][ T1176] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 140.427087][ T1176] ? vprintk_emit (kernel/printk/printk.c:2478) [ 140.427089][ T1176] vprintk_emit (kernel/printk/printk.c:2479) [ 140.427091][ T1176] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 140.427093][ T1176] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 140.427096][ T1176] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 140.427099][ T1176] _printk (kernel/printk/printk.c:2504) [ 140.427102][ T1176] ? snapshot_read.cold (user.c:?) [ 140.427104][ T1176] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 140.427107][ T1176] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 140.427109][ T1176] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 140.427112][ T1176] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 140.427113][ T1176] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 140.427115][ T1176] ? netdev_notice (net/core/dev.c:13194) [ 140.427117][ T1176] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 140.427120][ T1176] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 140.427123][ T1176] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 140.427132][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427134][ T1176] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.427137][ T1176] ? 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) [ 140.427140][ T1176] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 140.427143][ T1176] __dev_change_flags (net/core/dev.c:9821) [ 140.427146][ T1176] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 140.427148][ T1176] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 140.427150][ T1176] ? __kernel_text_address (kernel/extable.c:79) [ 140.427152][ T1176] ? write_profile (profile.c:?) [ 140.427154][ T1176] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 140.427156][ T1176] netif_change_flags (net/core/dev.c:9877) [ 140.427159][ T1176] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 140.427164][ T1176] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 140.427165][ T1176] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 140.427166][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427168][ T1176] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 140.427172][ T1176] ? kasan_save_stack (mm/kasan/common.c:58) [ 140.427175][ T1176] ? kasan_save_stack (mm/kasan/common.c:57) [ 140.427176][ T1176] ? kasan_save_track (mm/kasan/common.c:78) [ 140.427178][ T1176] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 140.427179][ T1176] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 140.427181][ T1176] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 140.427182][ T1176] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 140.427183][ T1176] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 140.427185][ T1176] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.427186][ T1176] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 140.427187][ T1176] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 140.427189][ T1176] ? ___sys_sendmsg (net/socket.c:2767) [ 140.427190][ T1176] ? __sys_sendmsg (net/socket.c:2799) [ 140.427192][ T1176] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 140.427194][ T1176] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.427196][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427198][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.427199][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427201][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427203][ T1176] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 140.427205][ T1176] ? __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) [ 140.427206][ T1176] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 140.427207][ T1176] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 140.427209][ T1176] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 140.427211][ T1176] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 140.427213][ T1176] rtnl_newlink (net/core/rtnetlink.c:4215) [ 140.427215][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427217][ T1176] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 140.427218][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.427219][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427222][ T1176] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 140.427225][ T1176] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 140.427226][ T1176] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 140.427228][ T1176] ? __kernel_text_address (kernel/extable.c:79) [ 140.427229][ T1176] ? write_profile (profile.c:?) [ 140.427230][ T1176] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 140.427232][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427233][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427235][ T1176] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 140.427238][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.427240][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427242][ T1176] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 140.427243][ T1176] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 140.427245][ T1176] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.427246][ T1176] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 140.427247][ T1176] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 140.427250][ T1176] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 140.427251][ T1176] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.427253][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.427254][ T1176] ? netlink_ack (./include/linux/skbuff.h:2718) [ 140.427255][ T1176] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 140.427258][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427260][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.427262][ T1176] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.427264][ T1176] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.427265][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427267][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427269][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.427270][ T1176] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 140.427272][ T1176] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 140.427274][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427276][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.427278][ T1176] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 140.427280][ T1176] ? copy_msghdr_from_user (net/socket.c:2650) [ 140.427281][ T1176] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 140.427283][ T1176] ? move_addr_to_kernel (net/socket.c:258) [ 140.427284][ T1176] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 140.427287][ T1176] ___sys_sendmsg (net/socket.c:2767) [ 140.427289][ T1176] ? copy_msghdr_from_user (net/socket.c:2619) [ 140.427294][ T1176] __sys_sendmsg (net/socket.c:2799) [ 140.427296][ T1176] ? __sys_sendmsg_sock (net/socket.c:2780) [ 140.427298][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.427300][ T1176] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 140.427302][ T1176] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 140.427304][ T1176] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.427305][ T1176] RIP: 0033:0x7fa33838f54e [ 140.427307][ T1176] 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 [ 140.427309][ T1176] RSP: 002b:00007ffe7eef9120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 140.427313][ T1176] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa33838f54e [ 140.427314][ T1176] RDX: 0000000000000000 RSI: 00007ffe7eef91d0 RDI: 0000000000000005 [ 140.427315][ T1176] RBP: 00007ffe7eef9130 R08: 0000000000000000 R09: 0000000000000000 [ 140.427316][ T1176] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913177 [ 140.427317][ T1176] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7eef9890 | [ 145.664173][ T1191] softirqs last disabled at (0): 0x0 | [ 145.664175][ T1191] Preemption disabled at: | [ 145.664176][ T1191] vprintk_emit (kernel/printk/printk.c:2471) | [ 145.664186][ T1191] Tainted: [W]=WARN [ 145.664187][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.664189][ T1191] Call Trace: [ 145.664190][ T1191] [ 145.664191][ T1191] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 145.664197][ T1191] ? vprintk_emit (kernel/printk/printk.c:2471) [ 145.664199][ T1191] __might_resched.cold (kernel/sched/core.c:9234) [ 145.664202][ T1191] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 145.664205][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664209][ T1191] __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)) [ 145.664213][ T1191] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 145.664215][ T1191] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 145.664219][ T1191] ? 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) [ 145.664221][ T1191] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 145.664223][ T1191] put_chars (drivers/char/virtio_console.c:1176) [ 145.664224][ T1191] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 145.664226][ T1191] ? __send_to_port (drivers/char/virtio_console.c:654) [ 145.664228][ T1191] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 145.664230][ T1191] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 145.664234][ T1191] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 145.664235][ T1191] ? 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) [ 145.664236][ T1191] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 145.664238][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664239][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664241][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.664243][ T1191] console_emit_next_record (kernel/printk/printk.c:3183) [ 145.664245][ T1191] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 145.664247][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664249][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664250][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664252][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.664254][ T1191] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 145.664256][ T1191] console_flush_one_record (kernel/printk/printk.c:3268) [ 145.664258][ T1191] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 145.664260][ T1191] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 145.664262][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.664264][ T1191] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 145.664265][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664267][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.664268][ T1191] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 145.664269][ T1191] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 145.664271][ T1191] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 145.664273][ T1191] ? vprintk_emit (kernel/printk/printk.c:2478) [ 145.664275][ T1191] vprintk_emit (kernel/printk/printk.c:2479) [ 145.664278][ T1191] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 145.664279][ T1191] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 145.664283][ T1191] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 145.664286][ T1191] _printk (kernel/printk/printk.c:2504) [ 145.664289][ T1191] ? snapshot_read.cold (user.c:?) [ 145.664291][ T1191] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 145.664294][ T1191] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 145.664295][ T1191] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 145.664298][ T1191] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 145.664300][ T1191] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 145.664302][ T1191] ? netdev_notice (net/core/dev.c:13194) [ 145.664303][ T1191] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 145.664306][ T1191] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 145.664309][ T1191] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 145.664312][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664314][ T1191] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.664317][ T1191] ? 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) [ 145.664320][ T1191] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 145.664322][ T1191] __dev_change_flags (net/core/dev.c:9821) [ 145.664325][ T1191] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 145.664327][ T1191] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 145.664329][ T1191] ? __kernel_text_address (kernel/extable.c:79) [ 145.664330][ T1191] ? write_profile (profile.c:?) [ 145.664332][ T1191] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.664335][ T1191] netif_change_flags (net/core/dev.c:9877) [ 145.664337][ T1191] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 145.664341][ T1191] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 145.664342][ T1191] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 145.664343][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664345][ T1191] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 145.664349][ T1191] ? kasan_save_stack (mm/kasan/common.c:58) [ 145.664351][ T1191] ? kasan_save_stack (mm/kasan/common.c:57) [ 145.664353][ T1191] ? kasan_save_track (mm/kasan/common.c:78) [ 145.664354][ T1191] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 145.664356][ T1191] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 145.664357][ T1191] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 145.664358][ T1191] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 145.664360][ T1191] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 145.664361][ T1191] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.664362][ T1191] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 145.664363][ T1191] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 145.664365][ T1191] ? ___sys_sendmsg (net/socket.c:2767) [ 145.664366][ T1191] ? __sys_sendmsg (net/socket.c:2799) [ 145.664368][ T1191] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 145.664369][ T1191] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.664372][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664373][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.664375][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664376][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664378][ T1191] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 145.664380][ T1191] ? __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) [ 145.664381][ T1191] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 145.664383][ T1191] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 145.664384][ T1191] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 145.664386][ T1191] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 145.664388][ T1191] rtnl_newlink (net/core/rtnetlink.c:4215) [ 145.664390][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664392][ T1191] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 145.664393][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.664394][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664396][ T1191] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 145.664399][ T1191] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 145.664401][ T1191] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 145.664402][ T1191] ? __kernel_text_address (kernel/extable.c:79) [ 145.664403][ T1191] ? write_profile (profile.c:?) [ 145.664404][ T1191] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.664405][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664407][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664409][ T1191] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 145.664412][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.664413][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664415][ T1191] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 145.664416][ T1191] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 145.664418][ T1191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.664419][ T1191] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 145.664420][ T1191] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 145.664423][ T1191] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 145.664424][ T1191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.664425][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.664427][ T1191] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.664428][ T1191] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 145.664430][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664432][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.664434][ T1191] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.664436][ T1191] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.664437][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664439][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664441][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.664442][ T1191] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 145.664444][ T1191] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 145.664446][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664448][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.664449][ T1191] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 145.664451][ T1191] ? copy_msghdr_from_user (net/socket.c:2650) [ 145.664452][ T1191] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 145.664454][ T1191] ? move_addr_to_kernel (net/socket.c:258) [ 145.664455][ T1191] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 145.664458][ T1191] ___sys_sendmsg (net/socket.c:2767) [ 145.664459][ T1191] ? copy_msghdr_from_user (net/socket.c:2619) [ 145.664464][ T1191] __sys_sendmsg (net/socket.c:2799) [ 145.664466][ T1191] ? __sys_sendmsg_sock (net/socket.c:2780) [ 145.664468][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.664470][ T1191] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 145.664472][ T1191] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 145.664474][ T1191] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.664475][ T1191] RIP: 0033:0x7f1b5e43454e [ 145.664477][ T1191] 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 [ 145.664479][ T1191] RSP: 002b:00007ffe57378dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.664483][ T1191] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1b5e43454e [ 145.664484][ T1191] RDX: 0000000000000000 RSI: 00007ffe57378e70 RDI: 0000000000000005 [ 145.664485][ T1191] RBP: 00007ffe57378dd0 R08: 0000000000000000 R09: 0000000000000000 [ 145.664485][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91317d [ 145.664486][ T1191] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe57379530 | [ 147.994961][ T1218] softirqs last disabled at (0): 0x0 | [ 147.994963][ T1218] Preemption disabled at: | [ 147.994964][ T1218] vprintk_emit (kernel/printk/printk.c:2471) | [ 147.994975][ T1218] Tainted: [W]=WARN [ 147.994976][ T1218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.994977][ T1218] Call Trace: [ 147.994979][ T1218] [ 147.994980][ T1218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 147.994985][ T1218] ? vprintk_emit (kernel/printk/printk.c:2471) [ 147.994987][ T1218] __might_resched.cold (kernel/sched/core.c:9234) [ 147.994991][ T1218] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 147.994993][ T1218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 147.994996][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995000][ T1218] __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)) [ 147.995003][ T1218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 147.995006][ T1218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 147.995010][ T1218] ? 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) [ 147.995012][ T1218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 147.995014][ T1218] put_chars (drivers/char/virtio_console.c:1176) [ 147.995016][ T1218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 147.995017][ T1218] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 147.995020][ T1218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 147.995023][ T1218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 147.995024][ T1218] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 147.995028][ T1218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 147.995029][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995031][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995033][ T1218] console_emit_next_record (kernel/printk/printk.c:3183) [ 147.995036][ T1218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 147.995038][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995040][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.995042][ T1218] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 147.995043][ T1218] console_flush_one_record (kernel/printk/printk.c:3268) [ 147.995046][ T1218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 147.995048][ T1218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 147.995050][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.995051][ T1218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 147.995053][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995055][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.995056][ T1218] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 147.995057][ T1218] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 147.995059][ T1218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 147.995061][ T1218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 147.995063][ T1218] vprintk_emit (kernel/printk/printk.c:2479) [ 147.995066][ T1218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 147.995068][ T1218] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 147.995070][ T1218] _printk (kernel/printk/printk.c:2504) [ 147.995074][ T1218] ? snapshot_read.cold (user.c:?) [ 147.995076][ T1218] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 147.995079][ T1218] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 147.995080][ T1218] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 147.995083][ T1218] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 147.995085][ T1218] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 147.995087][ T1218] ? netdev_notice (net/core/dev.c:13194) [ 147.995088][ T1218] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.995092][ T1218] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 147.995093][ T1218] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 147.995096][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995098][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995100][ T1218] ? 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) [ 147.995103][ T1218] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 147.995106][ T1218] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 147.995108][ T1218] __dev_change_flags (net/core/dev.c:9834) [ 147.995111][ T1218] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 147.995113][ T1218] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 147.995115][ T1218] ? __kernel_text_address (kernel/extable.c:79) [ 147.995116][ T1218] ? write_profile (profile.c:?) [ 147.995118][ T1218] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.995121][ T1218] netif_change_flags (net/core/dev.c:9877) [ 147.995123][ T1218] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 147.995127][ T1218] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 147.995129][ T1218] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 147.995130][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995131][ T1218] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 147.995135][ T1218] ? kasan_save_stack (mm/kasan/common.c:58) [ 147.995138][ T1218] ? kasan_save_stack (mm/kasan/common.c:57) [ 147.995139][ T1218] ? kasan_save_track (mm/kasan/common.c:78) [ 147.995141][ T1218] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 147.995142][ T1218] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 147.995144][ T1218] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 147.995145][ T1218] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 147.995146][ T1218] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 147.995148][ T1218] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.995149][ T1218] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 147.995150][ T1218] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 147.995157][ T1218] ? ___sys_sendmsg (net/socket.c:2767) [ 147.995159][ T1218] ? __sys_sendmsg (net/socket.c:2799) [ 147.995161][ T1218] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 147.995163][ T1218] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.995165][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995167][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.995168][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995170][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995172][ T1218] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 147.995174][ T1218] ? __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) [ 147.995176][ T1218] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 147.995177][ T1218] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 147.995179][ T1218] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 147.995181][ T1218] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 147.995183][ T1218] rtnl_newlink (net/core/rtnetlink.c:4215) [ 147.995185][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995187][ T1218] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 147.995188][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.995189][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995191][ T1218] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 147.995194][ T1218] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 147.995196][ T1218] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 147.995197][ T1218] ? __kernel_text_address (kernel/extable.c:79) [ 147.995199][ T1218] ? write_profile (profile.c:?) [ 147.995200][ T1218] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.995201][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995203][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995205][ T1218] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 147.995208][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.995209][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995211][ T1218] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 147.995213][ T1218] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 147.995214][ T1218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.995215][ T1218] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 147.995217][ T1218] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 147.995220][ T1218] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 147.995221][ T1218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.995222][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.995224][ T1218] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.995225][ T1218] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 147.995227][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995229][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.995231][ T1218] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.995233][ T1218] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.995235][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995236][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995238][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.995240][ T1218] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 147.995242][ T1218] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 147.995244][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995246][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.995248][ T1218] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 147.995249][ T1218] ? copy_msghdr_from_user (net/socket.c:2650) [ 147.995251][ T1218] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 147.995252][ T1218] ? move_addr_to_kernel (net/socket.c:258) [ 147.995254][ T1218] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 147.995256][ T1218] ___sys_sendmsg (net/socket.c:2767) [ 147.995258][ T1218] ? copy_msghdr_from_user (net/socket.c:2619) [ 147.995263][ T1218] __sys_sendmsg (net/socket.c:2799) [ 147.995265][ T1218] ? __sys_sendmsg_sock (net/socket.c:2780) [ 147.995268][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.995270][ T1218] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 147.995271][ T1218] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 147.995273][ T1218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.995274][ T1218] RIP: 0033:0x7f0b0692254e [ 147.995276][ T1218] 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 [ 147.995278][ T1218] RSP: 002b:00007fffc5820250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.995282][ T1218] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0b0692254e [ 147.995284][ T1218] RDX: 0000000000000000 RSI: 00007fffc5820300 RDI: 0000000000000005 [ 147.995285][ T1218] RBP: 00007fffc5820260 R08: 0000000000000000 R09: 0000000000000000 [ 147.995285][ T1218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91317f [ 147.995286][ T1218] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc58209c0 | [ 153.283153][ T1233] softirqs last disabled at (0): 0x0 | [ 153.283155][ T1233] Preemption disabled at: | [ 153.283155][ T1233] vprintk_emit (kernel/printk/printk.c:2471) | [ 153.283166][ T1233] Tainted: [W]=WARN [ 153.283167][ T1233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.283169][ T1233] Call Trace: [ 153.283176][ T1233] [ 153.283177][ T1233] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 153.283182][ T1233] ? vprintk_emit (kernel/printk/printk.c:2471) [ 153.283184][ T1233] __might_resched.cold (kernel/sched/core.c:9234) [ 153.283188][ T1233] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 153.283189][ T1233] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 153.283192][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283196][ T1233] __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)) [ 153.283199][ T1233] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.283202][ T1233] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.283205][ T1233] ? 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) [ 153.283207][ T1233] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.283209][ T1233] put_chars (drivers/char/virtio_console.c:1176) [ 153.283211][ T1233] ? __send_to_port (drivers/char/virtio_console.c:654) [ 153.283213][ T1233] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 153.283215][ T1233] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 153.283219][ T1233] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 153.283220][ T1233] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 153.283223][ T1233] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.283224][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283226][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283228][ T1233] console_emit_next_record (kernel/printk/printk.c:3183) [ 153.283231][ T1233] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 153.283233][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283234][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283236][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283238][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.283240][ T1233] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 153.283241][ T1233] console_flush_one_record (kernel/printk/printk.c:3268) [ 153.283243][ T1233] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 153.283246][ T1233] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 153.283248][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.283249][ T1233] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 153.283251][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283252][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.283254][ T1233] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 153.283255][ T1233] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 153.283257][ T1233] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 153.283259][ T1233] ? vprintk_emit (kernel/printk/printk.c:2478) [ 153.283261][ T1233] vprintk_emit (kernel/printk/printk.c:2479) [ 153.283263][ T1233] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 153.283265][ T1233] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 153.283268][ T1233] _printk (kernel/printk/printk.c:2504) [ 153.283271][ T1233] ? snapshot_read.cold (user.c:?) [ 153.283273][ T1233] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 153.283276][ T1233] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 153.283277][ T1233] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 153.283280][ T1233] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 153.283282][ T1233] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 153.283284][ T1233] ? netdev_notice (net/core/dev.c:13194) [ 153.283285][ T1233] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.283288][ T1233] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.283290][ T1233] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 153.283293][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283295][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283296][ T1233] ? 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) [ 153.283299][ T1233] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 153.283302][ T1233] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 153.283304][ T1233] __dev_change_flags (net/core/dev.c:9834) [ 153.283307][ T1233] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 153.283309][ T1233] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 153.283311][ T1233] ? __kernel_text_address (kernel/extable.c:79) [ 153.283313][ T1233] ? write_profile (profile.c:?) [ 153.283315][ T1233] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.283317][ T1233] netif_change_flags (net/core/dev.c:9877) [ 153.283319][ T1233] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 153.283324][ T1233] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 153.283326][ T1233] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 153.283327][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283329][ T1233] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 153.283332][ T1233] ? kasan_save_stack (mm/kasan/common.c:58) [ 153.283335][ T1233] ? kasan_save_stack (mm/kasan/common.c:57) [ 153.283336][ T1233] ? kasan_save_track (mm/kasan/common.c:78) [ 153.283338][ T1233] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 153.283339][ T1233] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 153.283341][ T1233] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 153.283342][ T1233] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.283343][ T1233] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.283345][ T1233] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.283346][ T1233] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.283347][ T1233] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.283349][ T1233] ? ___sys_sendmsg (net/socket.c:2767) [ 153.283351][ T1233] ? __sys_sendmsg (net/socket.c:2799) [ 153.283353][ T1233] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.283355][ T1233] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.283357][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283359][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.283360][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283362][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283363][ T1233] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 153.283365][ T1233] ? __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) [ 153.283368][ T1233] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 153.283369][ T1233] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 153.283371][ T1233] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 153.283373][ T1233] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 153.283375][ T1233] rtnl_newlink (net/core/rtnetlink.c:4215) [ 153.283377][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283378][ T1233] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.283379][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.283381][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283383][ T1233] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 153.283386][ T1233] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 153.283387][ T1233] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 153.283389][ T1233] ? __kernel_text_address (kernel/extable.c:79) [ 153.283390][ T1233] ? write_profile (profile.c:?) [ 153.283391][ T1233] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.283392][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283394][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283396][ T1233] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 153.283399][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.283400][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283402][ T1233] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.283403][ T1233] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.283405][ T1233] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.283406][ T1233] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 153.283408][ T1233] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 153.283410][ T1233] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.283412][ T1233] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.283413][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.283414][ T1233] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.283416][ T1233] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 153.283418][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283420][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.283422][ T1233] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.283423][ T1233] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.283425][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283427][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283428][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.283430][ T1233] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.283432][ T1233] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 153.283434][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283436][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.283438][ T1233] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.283439][ T1233] ? copy_msghdr_from_user (net/socket.c:2650) [ 153.283441][ T1233] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 153.283442][ T1233] ? move_addr_to_kernel (net/socket.c:258) [ 153.283444][ T1233] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 153.283446][ T1233] ___sys_sendmsg (net/socket.c:2767) [ 153.283448][ T1233] ? copy_msghdr_from_user (net/socket.c:2619) [ 153.283453][ T1233] __sys_sendmsg (net/socket.c:2799) [ 153.283455][ T1233] ? __sys_sendmsg_sock (net/socket.c:2780) [ 153.283457][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.283459][ T1233] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.283461][ T1233] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 153.283463][ T1233] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.283464][ T1233] RIP: 0033:0x7f908467954e [ 153.283466][ T1233] 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 [ 153.283468][ T1233] RSP: 002b:00007ffce3fd2a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.283472][ T1233] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f908467954e [ 153.283473][ T1233] RDX: 0000000000000000 RSI: 00007ffce3fd2b40 RDI: 0000000000000005 [ 153.283474][ T1233] RBP: 00007ffce3fd2aa0 R08: 0000000000000000 R09: 0000000000000000 [ 153.283475][ T1233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913184 [ 153.283475][ T1233] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce3fd3200 | [ 161.731233][ T10] softirqs last disabled at (26419): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 161.731236][ T10] Preemption disabled at: | [ 161.731237][ T10] netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) | [ 161.731250][ T10] Tainted: [W]=WARN [ 161.731251][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.731253][ T10] Workqueue: events netdev_work_proc [ 161.731259][ T10] Call Trace: [ 161.731261][ T10] [ 161.731263][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 161.731269][ T10] ? netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) [ 161.731271][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 161.731275][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 161.731279][ T10] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 161.731282][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731287][ T10] __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)) [ 161.731291][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 161.731294][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.731298][ T10] ? 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) [ 161.731301][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.731304][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 161.731306][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 161.731309][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 161.731313][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 161.731318][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 161.731320][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731322][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.731325][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 161.731329][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 161.731332][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731334][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731336][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731338][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.731341][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 161.731343][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 161.731347][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 161.731351][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 161.731353][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.731355][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 161.731358][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731360][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 161.731362][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 161.731364][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 161.731367][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 161.731369][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 161.731372][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 161.731375][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 161.731378][ T10] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 161.731381][ T10] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 161.731384][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 161.731388][ T10] _printk (kernel/printk/printk.c:2504) [ 161.731392][ T10] ? snapshot_read.cold (user.c:?) [ 161.731395][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 161.731399][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 161.731401][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 161.731404][ T10] ? netdev_notice (net/core/dev.c:13194) [ 161.731406][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.731408][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731410][ T10] ? 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) [ 161.731413][ T10] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 161.731416][ T10] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 161.731418][ T10] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 161.731422][ T10] ? 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) [ 161.731426][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 161.731430][ T10] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 161.731433][ T10] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 161.731436][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 161.731438][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 161.731441][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 161.731443][ T10] ? 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) [ 161.731446][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 161.731450][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 161.731452][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 161.731453][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 161.731456][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 161.731459][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731461][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 161.731464][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 161.731467][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 161.731469][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731471][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.731473][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.731476][ T10] process_one_work (kernel/workqueue.c:3387) [ 161.731481][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 161.731483][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 161.731486][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 161.731490][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 161.731493][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.731495][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 161.731498][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.731500][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.731503][ T10] kthread (kernel/kthread.c:436) [ 161.731505][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 161.731507][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 161.731510][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 161.731512][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 161.731515][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 161.731518][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 161.731521][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 162.822015][ T1497] softirqs last disabled at (0): 0x0 | [ 162.822017][ T1497] Preemption disabled at: | [ 162.822018][ T1497] vprintk_emit (kernel/printk/printk.c:2471) | [ 162.822029][ T1497] Tainted: [W]=WARN [ 162.822030][ T1497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.822032][ T1497] Call Trace: [ 162.822033][ T1497] [ 162.822034][ T1497] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 162.822040][ T1497] ? vprintk_emit (kernel/printk/printk.c:2471) [ 162.822042][ T1497] __might_resched.cold (kernel/sched/core.c:9234) [ 162.822045][ T1497] ? __module_address (kernel/module/main.c:3915) [ 162.822049][ T1497] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 162.822052][ T1497] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 162.822053][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822057][ T1497] __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)) [ 162.822060][ T1497] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 162.822063][ T1497] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 162.822067][ T1497] ? 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) [ 162.822068][ T1497] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 162.822070][ T1497] put_chars (drivers/char/virtio_console.c:1176) [ 162.822072][ T1497] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 162.822074][ T1497] ? __send_to_port (drivers/char/virtio_console.c:654) [ 162.822075][ T1497] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 162.822078][ T1497] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 162.822082][ T1497] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 162.822083][ T1497] ? 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) [ 162.822085][ T1497] ? vsnprintf (lib/vsprintf.c:2900) [ 162.822088][ T1497] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 162.822090][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822091][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822094][ T1497] console_emit_next_record (kernel/printk/printk.c:3183) [ 162.822096][ T1497] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 162.822098][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822100][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822102][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822103][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822105][ T1497] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 162.822107][ T1497] console_flush_one_record (kernel/printk/printk.c:3268) [ 162.822110][ T1497] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 162.822112][ T1497] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 162.822114][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822116][ T1497] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 162.822117][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822119][ T1497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 162.822121][ T1497] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 162.822122][ T1497] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 162.822124][ T1497] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 162.822126][ T1497] ? vprintk_emit (kernel/printk/printk.c:2478) [ 162.822128][ T1497] vprintk_emit (kernel/printk/printk.c:2479) [ 162.822131][ T1497] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 162.822133][ T1497] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 162.822134][ T1497] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 162.822136][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822138][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822140][ T1497] _printk (kernel/printk/printk.c:2504) [ 162.822143][ T1497] ? snapshot_read.cold (user.c:?) [ 162.822146][ T1497] ? br_multicast_flood (??:?) bridge [ 162.822158][ T1497] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 162.822161][ T1497] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 162.822162][ T1497] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 162.822164][ T1497] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 162.822173][ T1497] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 162.822180][ T1497] new_nbp (net/bridge/br_if.c:449) bridge [ 162.822188][ T1497] br_add_if (net/bridge/br_if.c:592) bridge [ 162.822195][ T1497] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 162.822197][ T1497] ? dev_change_flags (net/core/dev_api.c:69) [ 162.822199][ T1497] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 162.822202][ T1497] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 162.822210][ T1497] do_set_master (net/core/rtnetlink.c:3071) [ 162.822212][ T1497] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 162.822214][ T1497] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 162.822216][ T1497] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 162.822217][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822219][ T1497] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 162.822223][ T1497] ? kasan_save_stack (mm/kasan/common.c:58) [ 162.822226][ T1497] ? kasan_save_stack (mm/kasan/common.c:57) [ 162.822227][ T1497] ? kasan_save_track (mm/kasan/common.c:78) [ 162.822229][ T1497] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 162.822230][ T1497] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 162.822232][ T1497] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 162.822233][ T1497] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 162.822234][ T1497] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 162.822237][ T1497] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 162.822238][ T1497] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 162.822239][ T1497] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 162.822242][ T1497] ? ___sys_sendmsg (net/socket.c:2767) [ 162.822243][ T1497] ? __sys_sendmsg (net/socket.c:2799) [ 162.822245][ T1497] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 162.822247][ T1497] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 162.822249][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822251][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822253][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822254][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822256][ T1497] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 162.822259][ T1497] ? __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) [ 162.822261][ T1497] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 162.822263][ T1497] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 162.822264][ T1497] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 162.822266][ T1497] ? nla_get_range_signed (lib/nlattr.c:270) [ 162.822268][ T1497] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 162.822270][ T1497] rtnl_newlink (net/core/rtnetlink.c:4215) [ 162.822272][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822274][ T1497] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 162.822275][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822276][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822278][ T1497] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 162.822282][ T1497] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 162.822284][ T1497] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 162.822286][ T1497] ? __kernel_text_address (kernel/extable.c:79) [ 162.822287][ T1497] ? write_profile (profile.c:?) [ 162.822288][ T1497] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 162.822291][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822293][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822294][ T1497] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 162.822298][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822299][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822301][ T1497] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 162.822303][ T1497] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 162.822304][ T1497] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 162.822306][ T1497] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 162.822307][ T1497] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 162.822309][ T1497] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 162.822311][ T1497] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 162.822312][ T1497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 162.822314][ T1497] ? netlink_ack (./include/linux/skbuff.h:2718) [ 162.822315][ T1497] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 162.822318][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822320][ T1497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 162.822322][ T1497] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 162.822324][ T1497] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 162.822325][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822327][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822329][ T1497] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.822331][ T1497] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 162.822332][ T1497] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 162.822334][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822336][ T1497] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 162.822338][ T1497] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 162.822340][ T1497] ? copy_msghdr_from_user (net/socket.c:2650) [ 162.822341][ T1497] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 162.822343][ T1497] ? move_addr_to_kernel (net/socket.c:258) [ 162.822344][ T1497] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 162.822347][ T1497] ___sys_sendmsg (net/socket.c:2767) [ 162.822349][ T1497] ? copy_msghdr_from_user (net/socket.c:2619) [ 162.822354][ T1497] __sys_sendmsg (net/socket.c:2799) [ 162.822356][ T1497] ? __sys_sendmsg_sock (net/socket.c:2780) [ 162.822358][ T1497] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.822361][ T1497] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 162.822362][ T1497] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 162.822364][ T1497] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 162.822366][ T1497] RIP: 0033:0x7fb1c900154e [ 162.822368][ T1497] 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 [ 162.822369][ T1497] RSP: 002b:00007ffccc3690a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 162.822373][ T1497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb1c900154e [ 162.822375][ T1497] RDX: 0000000000000000 RSI: 00007ffccc369150 RDI: 0000000000000005 [ 162.822375][ T1497] RBP: 00007ffccc3690b0 R08: 0000000000000000 R09: 0000000000000000 [ 162.822376][ T1497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91318e [ 162.822377][ T1497] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffccc369810 | [ 179.518819][ T1553] softirqs last disabled at (0): 0x0 | [ 179.518821][ T1553] Preemption disabled at: | [ 179.518822][ T1553] vprintk_emit (kernel/printk/printk.c:2471) | [ 179.518833][ T1553] Tainted: [W]=WARN [ 179.518834][ T1553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 179.518836][ T1553] Call Trace: [ 179.518838][ T1553] [ 179.518839][ T1553] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 179.518844][ T1553] ? vprintk_emit (kernel/printk/printk.c:2471) [ 179.518846][ T1553] __might_resched.cold (kernel/sched/core.c:9234) [ 179.518850][ T1553] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 179.518853][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518857][ T1553] __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)) [ 179.518860][ T1553] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 179.518863][ T1553] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 179.518866][ T1553] ? 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) [ 179.518868][ T1553] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 179.518870][ T1553] put_chars (drivers/char/virtio_console.c:1176) [ 179.518871][ T1553] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 179.518873][ T1553] ? __send_to_port (drivers/char/virtio_console.c:654) [ 179.518875][ T1553] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 179.518877][ T1553] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 179.518880][ T1553] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 179.518881][ T1553] ? 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) [ 179.518883][ T1553] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 179.518884][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518886][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518888][ T1553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.518890][ T1553] console_emit_next_record (kernel/printk/printk.c:3183) [ 179.518892][ T1553] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 179.518894][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518896][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518897][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518899][ T1553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.518901][ T1553] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 179.518903][ T1553] console_flush_one_record (kernel/printk/printk.c:3268) [ 179.518905][ T1553] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 179.518907][ T1553] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 179.518909][ T1553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.518910][ T1553] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 179.518912][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518913][ T1553] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.518915][ T1553] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 179.518916][ T1553] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 179.518918][ T1553] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 179.518923][ T1553] ? vprintk_emit (kernel/printk/printk.c:2478) [ 179.518925][ T1553] vprintk_emit (kernel/printk/printk.c:2479) [ 179.518927][ T1553] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 179.518929][ T1553] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 179.518932][ T1553] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 179.518935][ T1553] _printk (kernel/printk/printk.c:2504) [ 179.518938][ T1553] ? snapshot_read.cold (user.c:?) [ 179.518940][ T1553] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 179.518943][ T1553] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 179.518945][ T1553] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 179.518948][ T1553] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 179.518949][ T1553] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 179.518951][ T1553] ? netdev_notice (net/core/dev.c:13194) [ 179.518953][ T1553] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 179.518956][ T1553] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 179.518959][ T1553] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 179.518962][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518964][ T1553] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 179.518967][ T1553] ? 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) [ 179.518970][ T1553] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 179.518972][ T1553] __dev_change_flags (net/core/dev.c:9821) [ 179.518975][ T1553] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 179.518977][ T1553] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 179.518979][ T1553] ? __kernel_text_address (kernel/extable.c:79) [ 179.518981][ T1553] ? write_profile (profile.c:?) [ 179.518983][ T1553] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 179.518985][ T1553] netif_change_flags (net/core/dev.c:9877) [ 179.518987][ T1553] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 179.518992][ T1553] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 179.518994][ T1553] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 179.518995][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.518996][ T1553] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 179.519000][ T1553] ? kasan_save_stack (mm/kasan/common.c:58) [ 179.519003][ T1553] ? kasan_save_stack (mm/kasan/common.c:57) [ 179.519004][ T1553] ? kasan_save_track (mm/kasan/common.c:78) [ 179.519006][ T1553] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 179.519007][ T1553] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 179.519009][ T1553] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 179.519010][ T1553] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 179.519011][ T1553] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 179.519012][ T1553] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 179.519013][ T1553] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 179.519015][ T1553] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 179.519016][ T1553] ? ___sys_sendmsg (net/socket.c:2767) [ 179.519017][ T1553] ? __sys_sendmsg (net/socket.c:2799) [ 179.519019][ T1553] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 179.519021][ T1553] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 179.519023][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519025][ T1553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.519026][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519028][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519030][ T1553] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 179.519031][ T1553] ? __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) [ 179.519033][ T1553] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 179.519034][ T1553] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 179.519036][ T1553] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 179.519038][ T1553] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 179.519040][ T1553] rtnl_newlink (net/core/rtnetlink.c:4215) [ 179.519042][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519044][ T1553] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 179.519045][ T1553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.519046][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519048][ T1553] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 179.519051][ T1553] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 179.519053][ T1553] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 179.519054][ T1553] ? __kernel_text_address (kernel/extable.c:79) [ 179.519055][ T1553] ? write_profile (profile.c:?) [ 179.519056][ T1553] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 179.519057][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519059][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519061][ T1553] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 179.519064][ T1553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.519065][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519067][ T1553] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 179.519068][ T1553] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 179.519070][ T1553] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 179.519071][ T1553] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 179.519073][ T1553] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 179.519075][ T1553] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 179.519076][ T1553] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 179.519078][ T1553] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.519079][ T1553] ? netlink_ack (./include/linux/skbuff.h:2718) [ 179.519080][ T1553] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 179.519083][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519084][ T1553] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.519086][ T1553] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 179.519088][ T1553] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 179.519090][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519091][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519093][ T1553] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.519095][ T1553] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 179.519097][ T1553] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 179.519098][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519100][ T1553] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.519102][ T1553] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 179.519103][ T1553] ? copy_msghdr_from_user (net/socket.c:2650) [ 179.519105][ T1553] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 179.519106][ T1553] ? move_addr_to_kernel (net/socket.c:258) [ 179.519108][ T1553] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 179.519110][ T1553] ___sys_sendmsg (net/socket.c:2767) [ 179.519112][ T1553] ? copy_msghdr_from_user (net/socket.c:2619) [ 179.519117][ T1553] __sys_sendmsg (net/socket.c:2799) [ 179.519119][ T1553] ? __sys_sendmsg_sock (net/socket.c:2780) [ 179.519121][ T1553] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.519123][ T1553] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 179.519125][ T1553] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 179.519127][ T1553] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 179.519128][ T1553] RIP: 0033:0x7f3ac1ed954e [ 179.519130][ T1553] 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 [ 179.519132][ T1553] RSP: 002b:00007fffa9b19be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 179.519135][ T1553] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3ac1ed954e [ 179.519136][ T1553] RDX: 0000000000000000 RSI: 00007fffa9b19c90 RDI: 0000000000000005 [ 179.519137][ T1553] RBP: 00007fffa9b19bf0 R08: 0000000000000000 R09: 0000000000000000 [ 179.519138][ T1553] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91319f [ 179.519139][ T1553] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa9b1a350 | [ 184.782942][ T1568] softirqs last disabled at (0): 0x0 | [ 184.782943][ T1568] Preemption disabled at: | [ 184.782944][ T1568] vprintk_emit (kernel/printk/printk.c:2471) | [ 184.782955][ T1568] Tainted: [W]=WARN [ 184.782956][ T1568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 184.782958][ T1568] Call Trace: [ 184.782959][ T1568] [ 184.782960][ T1568] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 184.782966][ T1568] ? vprintk_emit (kernel/printk/printk.c:2471) [ 184.782968][ T1568] __might_resched.cold (kernel/sched/core.c:9234) [ 184.782972][ T1568] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 184.782975][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.782979][ T1568] __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)) [ 184.782982][ T1568] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 184.782985][ T1568] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 184.782989][ T1568] ? 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) [ 184.782990][ T1568] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 184.782992][ T1568] put_chars (drivers/char/virtio_console.c:1176) [ 184.782994][ T1568] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 184.782996][ T1568] ? __send_to_port (drivers/char/virtio_console.c:654) [ 184.782998][ T1568] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 184.783000][ T1568] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 184.783003][ T1568] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 184.783004][ T1568] ? 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) [ 184.783006][ T1568] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 184.783007][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783009][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783011][ T1568] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.783013][ T1568] console_emit_next_record (kernel/printk/printk.c:3183) [ 184.783015][ T1568] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 184.783017][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783018][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783020][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783022][ T1568] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.783024][ T1568] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 184.783025][ T1568] console_flush_one_record (kernel/printk/printk.c:3268) [ 184.783028][ T1568] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 184.783030][ T1568] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 184.783032][ T1568] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.783033][ T1568] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 184.783035][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783036][ T1568] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 184.783038][ T1568] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 184.783039][ T1568] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 184.783041][ T1568] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 184.783043][ T1568] ? vprintk_emit (kernel/printk/printk.c:2478) [ 184.783044][ T1568] vprintk_emit (kernel/printk/printk.c:2479) [ 184.783047][ T1568] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 184.783048][ T1568] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 184.783052][ T1568] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 184.783055][ T1568] _printk (kernel/printk/printk.c:2504) [ 184.783058][ T1568] ? snapshot_read.cold (user.c:?) [ 184.783060][ T1568] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 184.783063][ T1568] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 184.783064][ T1568] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 184.783067][ T1568] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 184.783069][ T1568] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 184.783071][ T1568] ? netdev_notice (net/core/dev.c:13194) [ 184.783072][ T1568] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 184.783075][ T1568] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 184.783078][ T1568] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 184.783081][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783083][ T1568] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 184.783086][ T1568] ? 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) [ 184.783089][ T1568] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 184.783092][ T1568] __dev_change_flags (net/core/dev.c:9821) [ 184.783095][ T1568] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 184.783097][ T1568] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 184.783099][ T1568] ? __kernel_text_address (kernel/extable.c:79) [ 184.783100][ T1568] ? write_profile (profile.c:?) [ 184.783103][ T1568] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 184.783105][ T1568] netif_change_flags (net/core/dev.c:9877) [ 184.783107][ T1568] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 184.783111][ T1568] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 184.783113][ T1568] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 184.783114][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783115][ T1568] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 184.783119][ T1568] ? kasan_save_stack (mm/kasan/common.c:58) [ 184.783122][ T1568] ? kasan_save_stack (mm/kasan/common.c:57) [ 184.783124][ T1568] ? kasan_save_track (mm/kasan/common.c:78) [ 184.783125][ T1568] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 184.783126][ T1568] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 184.783128][ T1568] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 184.783129][ T1568] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 184.783130][ T1568] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 184.783131][ T1568] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 184.783133][ T1568] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 184.783134][ T1568] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 184.783135][ T1568] ? ___sys_sendmsg (net/socket.c:2767) [ 184.783136][ T1568] ? __sys_sendmsg (net/socket.c:2799) [ 184.783138][ T1568] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 184.783140][ T1568] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 184.783142][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783144][ T1568] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.783145][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783147][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783149][ T1568] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 184.783151][ T1568] ? __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) [ 184.783152][ T1568] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 184.783154][ T1568] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 184.783155][ T1568] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 184.783157][ T1568] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 184.783159][ T1568] rtnl_newlink (net/core/rtnetlink.c:4215) [ 184.783161][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783163][ T1568] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 184.783164][ T1568] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.783165][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783167][ T1568] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 184.783170][ T1568] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 184.783172][ T1568] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 184.783173][ T1568] ? __kernel_text_address (kernel/extable.c:79) [ 184.783175][ T1568] ? write_profile (profile.c:?) [ 184.783176][ T1568] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 184.783177][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783179][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783180][ T1568] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 184.783184][ T1568] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.783185][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783187][ T1568] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 184.783188][ T1568] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 184.783189][ T1568] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 184.783191][ T1568] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 184.783192][ T1568] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 184.783194][ T1568] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 184.783196][ T1568] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 184.783197][ T1568] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 184.783199][ T1568] ? netlink_ack (./include/linux/skbuff.h:2718) [ 184.783200][ T1568] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 184.783202][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783204][ T1568] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 184.783206][ T1568] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 184.783208][ T1568] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 184.783209][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783211][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783212][ T1568] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 184.783214][ T1568] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 184.783216][ T1568] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 184.783218][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783219][ T1568] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 184.783221][ T1568] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 184.783223][ T1568] ? copy_msghdr_from_user (net/socket.c:2650) [ 184.783224][ T1568] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 184.783226][ T1568] ? move_addr_to_kernel (net/socket.c:258) [ 184.783227][ T1568] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 184.783229][ T1568] ___sys_sendmsg (net/socket.c:2767) [ 184.783231][ T1568] ? copy_msghdr_from_user (net/socket.c:2619) [ 184.783236][ T1568] __sys_sendmsg (net/socket.c:2799) [ 184.783238][ T1568] ? __sys_sendmsg_sock (net/socket.c:2780) [ 184.783240][ T1568] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 184.783242][ T1568] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 184.783243][ T1568] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 184.783246][ T1568] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 184.783247][ T1568] RIP: 0033:0x7f9cde77f54e [ 184.783249][ T1568] 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 [ 184.783251][ T1568] RSP: 002b:00007fffa2ca1160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 184.783255][ T1568] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9cde77f54e [ 184.783256][ T1568] RDX: 0000000000000000 RSI: 00007fffa2ca1210 RDI: 0000000000000005 [ 184.783257][ T1568] RBP: 00007fffa2ca1170 R08: 0000000000000000 R09: 0000000000000000 [ 184.783258][ T1568] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131a4 [ 184.783259][ T1568] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa2ca18d0 | [ 187.101098][ T1595] softirqs last disabled at (0): 0x0 | [ 187.101100][ T1595] Preemption disabled at: | [ 187.101101][ T1595] vprintk_emit (kernel/printk/printk.c:2471) | [ 187.101112][ T1595] Tainted: [W]=WARN [ 187.101113][ T1595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 187.101115][ T1595] Call Trace: [ 187.101117][ T1595] [ 187.101118][ T1595] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 187.101123][ T1595] ? vprintk_emit (kernel/printk/printk.c:2471) [ 187.101125][ T1595] __might_resched.cold (kernel/sched/core.c:9234) [ 187.101129][ T1595] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 187.101131][ T1595] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 187.101134][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101137][ T1595] __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)) [ 187.101141][ T1595] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 187.101144][ T1595] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 187.101148][ T1595] ? 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) [ 187.101149][ T1595] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 187.101151][ T1595] put_chars (drivers/char/virtio_console.c:1176) [ 187.101153][ T1595] ? __send_to_port (drivers/char/virtio_console.c:654) [ 187.101155][ T1595] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 187.101157][ T1595] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 187.101160][ T1595] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 187.101161][ T1595] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 187.101165][ T1595] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 187.101166][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101168][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101170][ T1595] console_emit_next_record (kernel/printk/printk.c:3183) [ 187.101172][ T1595] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 187.101174][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101176][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101177][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101179][ T1595] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.101181][ T1595] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 187.101183][ T1595] console_flush_one_record (kernel/printk/printk.c:3268) [ 187.101185][ T1595] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 187.101187][ T1595] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 187.101189][ T1595] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.101190][ T1595] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 187.101192][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101194][ T1595] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.101195][ T1595] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 187.101196][ T1595] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 187.101198][ T1595] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 187.101200][ T1595] ? vprintk_emit (kernel/printk/printk.c:2478) [ 187.101202][ T1595] vprintk_emit (kernel/printk/printk.c:2479) [ 187.101204][ T1595] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 187.101206][ T1595] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 187.101209][ T1595] _printk (kernel/printk/printk.c:2504) [ 187.101212][ T1595] ? snapshot_read.cold (user.c:?) [ 187.101214][ T1595] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 187.101217][ T1595] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 187.101218][ T1595] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 187.101221][ T1595] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 187.101223][ T1595] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 187.101224][ T1595] ? netdev_notice (net/core/dev.c:13194) [ 187.101226][ T1595] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 187.101229][ T1595] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 187.101231][ T1595] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 187.101233][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101235][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101237][ T1595] ? 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) [ 187.101240][ T1595] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 187.101243][ T1595] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 187.101245][ T1595] __dev_change_flags (net/core/dev.c:9834) [ 187.101249][ T1595] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 187.101250][ T1595] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 187.101252][ T1595] ? __kernel_text_address (kernel/extable.c:79) [ 187.101254][ T1595] ? write_profile (profile.c:?) [ 187.101256][ T1595] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 187.101258][ T1595] netif_change_flags (net/core/dev.c:9877) [ 187.101260][ T1595] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 187.101264][ T1595] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 187.101265][ T1595] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 187.101266][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101268][ T1595] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 187.101272][ T1595] ? kasan_save_stack (mm/kasan/common.c:58) [ 187.101275][ T1595] ? kasan_save_stack (mm/kasan/common.c:57) [ 187.101276][ T1595] ? kasan_save_track (mm/kasan/common.c:78) [ 187.101278][ T1595] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 187.101279][ T1595] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 187.101281][ T1595] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 187.101282][ T1595] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 187.101283][ T1595] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 187.101284][ T1595] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 187.101285][ T1595] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 187.101292][ T1595] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 187.101295][ T1595] ? ___sys_sendmsg (net/socket.c:2767) [ 187.101296][ T1595] ? __sys_sendmsg (net/socket.c:2799) [ 187.101298][ T1595] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 187.101300][ T1595] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 187.101302][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101304][ T1595] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.101305][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101307][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101309][ T1595] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 187.101311][ T1595] ? __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) [ 187.101313][ T1595] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 187.101314][ T1595] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 187.101315][ T1595] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 187.101318][ T1595] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 187.101320][ T1595] rtnl_newlink (net/core/rtnetlink.c:4215) [ 187.101321][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101323][ T1595] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 187.101324][ T1595] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.101326][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101328][ T1595] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 187.101331][ T1595] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 187.101332][ T1595] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 187.101334][ T1595] ? __kernel_text_address (kernel/extable.c:79) [ 187.101335][ T1595] ? write_profile (profile.c:?) [ 187.101336][ T1595] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 187.101337][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101339][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101341][ T1595] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 187.101344][ T1595] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.101345][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101347][ T1595] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 187.101349][ T1595] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 187.101350][ T1595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 187.101352][ T1595] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 187.101353][ T1595] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 187.101355][ T1595] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 187.101357][ T1595] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 187.101358][ T1595] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.101360][ T1595] ? netlink_ack (./include/linux/skbuff.h:2718) [ 187.101361][ T1595] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 187.101363][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101365][ T1595] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.101367][ T1595] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 187.101369][ T1595] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 187.101370][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101372][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101374][ T1595] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.101375][ T1595] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 187.101377][ T1595] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 187.101379][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101381][ T1595] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.101382][ T1595] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 187.101384][ T1595] ? copy_msghdr_from_user (net/socket.c:2650) [ 187.101386][ T1595] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 187.101387][ T1595] ? move_addr_to_kernel (net/socket.c:258) [ 187.101388][ T1595] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 187.101391][ T1595] ___sys_sendmsg (net/socket.c:2767) [ 187.101393][ T1595] ? copy_msghdr_from_user (net/socket.c:2619) [ 187.101397][ T1595] __sys_sendmsg (net/socket.c:2799) [ 187.101399][ T1595] ? __sys_sendmsg_sock (net/socket.c:2780) [ 187.101402][ T1595] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.101404][ T1595] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 187.101405][ T1595] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 187.101407][ T1595] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 187.101409][ T1595] RIP: 0033:0x7fa5ea79a54e [ 187.101411][ T1595] 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 [ 187.101412][ T1595] RSP: 002b:00007ffc8f34fbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 187.101416][ T1595] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa5ea79a54e [ 187.101417][ T1595] RDX: 0000000000000000 RSI: 00007ffc8f34fc80 RDI: 0000000000000005 [ 187.101418][ T1595] RBP: 00007ffc8f34fbe0 R08: 0000000000000000 R09: 0000000000000000 [ 187.101419][ T1595] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131a6 [ 187.101420][ T1595] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8f350340 | [ 192.380654][ T1610] softirqs last disabled at (0): 0x0 | [ 192.380656][ T1610] Preemption disabled at: | [ 192.380657][ T1610] vprintk_emit (kernel/printk/printk.c:2471) | [ 192.380669][ T1610] Tainted: [W]=WARN [ 192.380670][ T1610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 192.380671][ T1610] Call Trace: [ 192.380673][ T1610] [ 192.380674][ T1610] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 192.380680][ T1610] ? vprintk_emit (kernel/printk/printk.c:2471) [ 192.380682][ T1610] __might_resched.cold (kernel/sched/core.c:9234) [ 192.380686][ T1610] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 192.380687][ T1610] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 192.380691][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380694][ T1610] __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)) [ 192.380698][ T1610] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 192.380701][ T1610] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.380705][ T1610] ? 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) [ 192.380706][ T1610] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.380708][ T1610] put_chars (drivers/char/virtio_console.c:1176) [ 192.380710][ T1610] ? __send_to_port (drivers/char/virtio_console.c:654) [ 192.380712][ T1610] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 192.380714][ T1610] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 192.380718][ T1610] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 192.380719][ T1610] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 192.380722][ T1610] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 192.380724][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380726][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380728][ T1610] console_emit_next_record (kernel/printk/printk.c:3183) [ 192.380731][ T1610] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 192.380733][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380734][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380736][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380737][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.380740][ T1610] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 192.380741][ T1610] console_flush_one_record (kernel/printk/printk.c:3268) [ 192.380743][ T1610] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 192.380746][ T1610] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 192.380748][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.380749][ T1610] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 192.380751][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380753][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.380754][ T1610] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 192.380756][ T1610] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 192.380758][ T1610] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 192.380760][ T1610] ? vprintk_emit (kernel/printk/printk.c:2478) [ 192.380762][ T1610] vprintk_emit (kernel/printk/printk.c:2479) [ 192.380764][ T1610] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 192.380766][ T1610] ? update_load_avg (kernel/sched/fair.c:5864) [ 192.380768][ T1610] ? update_load_avg (kernel/sched/fair.c:5864) [ 192.380770][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380772][ T1610] _printk (kernel/printk/printk.c:2504) [ 192.380775][ T1610] ? snapshot_read.cold (user.c:?) [ 192.380777][ T1610] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 192.380779][ T1610] ? __schedule (kernel/sched/core.c:7277) [ 192.380781][ T1610] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 192.380784][ T1610] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 192.380786][ T1610] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 192.380788][ T1610] ? netdev_notice (net/core/dev.c:13194) [ 192.380789][ T1610] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 192.380793][ T1610] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 192.380795][ T1610] ? 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) [ 192.380798][ T1610] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 192.380801][ T1610] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 192.380803][ T1610] __dev_change_flags (net/core/dev.c:9834) [ 192.380807][ T1610] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 192.380809][ T1610] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 192.380811][ T1610] ? __kernel_text_address (kernel/extable.c:79) [ 192.380812][ T1610] ? write_profile (profile.c:?) [ 192.380814][ T1610] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 192.380817][ T1610] netif_change_flags (net/core/dev.c:9877) [ 192.380820][ T1610] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 192.380824][ T1610] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 192.380825][ T1610] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 192.380826][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380828][ T1610] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 192.380832][ T1610] ? kasan_save_stack (mm/kasan/common.c:58) [ 192.380835][ T1610] ? kasan_save_stack (mm/kasan/common.c:57) [ 192.380836][ T1610] ? kasan_save_track (mm/kasan/common.c:78) [ 192.380838][ T1610] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 192.380839][ T1610] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 192.380842][ T1610] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 192.380843][ T1610] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 192.380844][ T1610] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 192.380845][ T1610] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 192.380847][ T1610] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 192.380848][ T1610] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 192.380851][ T1610] ? ___sys_sendmsg (net/socket.c:2767) [ 192.380852][ T1610] ? __sys_sendmsg (net/socket.c:2799) [ 192.380854][ T1610] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 192.380855][ T1610] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 192.380858][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380860][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.380861][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380863][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380864][ T1610] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 192.380866][ T1610] ? __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) [ 192.380868][ T1610] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 192.380869][ T1610] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 192.380871][ T1610] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 192.380873][ T1610] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 192.380875][ T1610] rtnl_newlink (net/core/rtnetlink.c:4215) [ 192.380877][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380879][ T1610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 192.380880][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.380881][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380883][ T1610] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 192.380887][ T1610] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 192.380888][ T1610] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 192.380890][ T1610] ? __kernel_text_address (kernel/extable.c:79) [ 192.380891][ T1610] ? write_profile (profile.c:?) [ 192.380892][ T1610] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 192.380893][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380895][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380897][ T1610] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 192.380900][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.380901][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380903][ T1610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 192.380905][ T1610] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 192.380906][ T1610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 192.380908][ T1610] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 192.380909][ T1610] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 192.380911][ T1610] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 192.380913][ T1610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 192.380914][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.380916][ T1610] ? netlink_ack (./include/linux/skbuff.h:2718) [ 192.380917][ T1610] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 192.380920][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380924][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.380926][ T1610] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 192.380928][ T1610] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 192.380929][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380931][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380933][ T1610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.380934][ T1610] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 192.380936][ T1610] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 192.380938][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380940][ T1610] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.380942][ T1610] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 192.380943][ T1610] ? copy_msghdr_from_user (net/socket.c:2650) [ 192.380945][ T1610] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 192.380947][ T1610] ? move_addr_to_kernel (net/socket.c:258) [ 192.380948][ T1610] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 192.380951][ T1610] ___sys_sendmsg (net/socket.c:2767) [ 192.380952][ T1610] ? copy_msghdr_from_user (net/socket.c:2619) [ 192.380957][ T1610] __sys_sendmsg (net/socket.c:2799) [ 192.380959][ T1610] ? __sys_sendmsg_sock (net/socket.c:2780) [ 192.380962][ T1610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.380964][ T1610] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 192.380965][ T1610] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 192.380967][ T1610] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 192.380969][ T1610] RIP: 0033:0x7fa8a7b0e54e [ 192.380971][ T1610] 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 [ 192.380973][ T1610] RSP: 002b:00007ffc999a97b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 192.380976][ T1610] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa8a7b0e54e [ 192.380978][ T1610] RDX: 0000000000000000 RSI: 00007ffc999a9860 RDI: 0000000000000005 [ 192.380979][ T1610] RBP: 00007ffc999a97c0 R08: 0000000000000000 R09: 0000000000000000 [ 192.380980][ T1610] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131ab [ 192.380981][ T1610] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc999a9f20 | [ 200.767971][ T1806] softirqs last disabled at (0): 0x0 | [ 200.767972][ T1806] Preemption disabled at: | [ 200.767973][ T1806] vprintk_emit (kernel/printk/printk.c:2471) | [ 200.767984][ T1806] Tainted: [W]=WARN [ 200.767985][ T1806] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 200.767987][ T1806] Call Trace: [ 200.767988][ T1806] [ 200.767990][ T1806] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 200.767995][ T1806] ? vprintk_emit (kernel/printk/printk.c:2471) [ 200.767997][ T1806] __might_resched.cold (kernel/sched/core.c:9234) [ 200.768001][ T1806] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 200.768004][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768008][ T1806] __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)) [ 200.768012][ T1806] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 200.768014][ T1806] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 200.768018][ T1806] ? 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) [ 200.768019][ T1806] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 200.768021][ T1806] put_chars (drivers/char/virtio_console.c:1176) [ 200.768023][ T1806] ? __send_to_port (drivers/char/virtio_console.c:654) [ 200.768025][ T1806] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 200.768028][ T1806] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 200.768031][ T1806] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 200.768032][ T1806] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 200.768034][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768036][ T1806] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.768038][ T1806] console_emit_next_record (kernel/printk/printk.c:3183) [ 200.768040][ T1806] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 200.768042][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768044][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768045][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768047][ T1806] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.768049][ T1806] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 200.768050][ T1806] console_flush_one_record (kernel/printk/printk.c:3268) [ 200.768052][ T1806] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 200.768055][ T1806] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 200.768057][ T1806] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.768058][ T1806] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 200.768060][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768061][ T1806] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 200.768063][ T1806] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 200.768064][ T1806] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 200.768066][ T1806] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 200.768068][ T1806] ? vprintk_emit (kernel/printk/printk.c:2478) [ 200.768070][ T1806] vprintk_emit (kernel/printk/printk.c:2479) [ 200.768072][ T1806] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 200.768074][ T1806] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 200.768077][ T1806] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 200.768080][ T1806] ? ___sys_sendmsg (net/socket.c:2767) [ 200.768082][ T1806] ? __sys_sendmsg (net/socket.c:2799) [ 200.768083][ T1806] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 200.768086][ T1806] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 200.768088][ T1806] _printk (kernel/printk/printk.c:2504) [ 200.768091][ T1806] ? snapshot_read.cold (user.c:?) [ 200.768094][ T1806] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 200.768097][ T1806] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 200.768099][ T1806] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 200.768100][ T1806] ? netdev_notice (net/core/dev.c:13194) [ 200.768102][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768104][ T1806] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 200.768105][ T1806] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 200.768108][ T1806] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 200.768109][ T1806] ? 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) [ 200.768111][ T1806] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 200.768114][ T1806] dev_set_allmulti (net/core/dev_api.c:315) [ 200.768117][ T1806] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 200.768129][ T1806] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 200.768132][ T1806] br_dev_delete (net/bridge/br_if.c:387) bridge [ 200.768139][ T1806] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 200.768142][ T1806] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 200.768143][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768145][ T1806] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 200.768147][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768154][ T1806] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 200.768156][ T1806] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 200.768158][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768159][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768161][ T1806] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.768162][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768164][ T1806] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 200.768166][ T1806] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 200.768169][ T1806] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 200.768171][ T1806] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 200.768173][ T1806] ? __kernel_text_address (kernel/extable.c:79) [ 200.768174][ T1806] ? write_profile (profile.c:?) [ 200.768176][ T1806] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 200.768178][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768179][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768181][ T1806] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 200.768185][ T1806] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.768186][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768188][ T1806] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 200.768190][ T1806] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 200.768192][ T1806] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 200.768193][ T1806] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 200.768194][ T1806] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 200.768198][ T1806] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 200.768200][ T1806] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 200.768201][ T1806] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 200.768203][ T1806] ? netlink_ack (./include/linux/skbuff.h:2718) [ 200.768204][ T1806] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 200.768206][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768208][ T1806] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 200.768210][ T1806] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 200.768212][ T1806] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 200.768213][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768215][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768217][ T1806] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 200.768218][ T1806] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 200.768220][ T1806] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 200.768222][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768224][ T1806] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 200.768226][ T1806] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 200.768227][ T1806] ? copy_msghdr_from_user (net/socket.c:2650) [ 200.768229][ T1806] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 200.768230][ T1806] ? move_addr_to_kernel (net/socket.c:258) [ 200.768232][ T1806] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 200.768234][ T1806] ___sys_sendmsg (net/socket.c:2767) [ 200.768236][ T1806] ? copy_msghdr_from_user (net/socket.c:2619) [ 200.768241][ T1806] __sys_sendmsg (net/socket.c:2799) [ 200.768242][ T1806] ? __sys_sendmsg_sock (net/socket.c:2780) [ 200.768245][ T1806] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 200.768247][ T1806] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 200.768248][ T1806] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 200.768250][ T1806] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 200.768252][ T1806] RIP: 0033:0x7f1787c7854e [ 200.768254][ T1806] 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 [ 200.768255][ T1806] RSP: 002b:00007ffeafcd7e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 200.768259][ T1806] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1787c7854e [ 200.768260][ T1806] RDX: 0000000000000000 RSI: 00007ffeafcd7f20 RDI: 0000000000000005 [ 200.768261][ T1806] RBP: 00007ffeafcd7e80 R08: 0000000000000000 R09: 0000000000000000 [ 200.768262][ T1806] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131b4 [ 200.768263][ T1806] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeafcd85e0 | [ 201.818994][ T1875] softirqs last disabled at (0): 0x0 | [ 201.818997][ T1875] Preemption disabled at: | [ 201.818998][ T1875] vprintk_emit (kernel/printk/printk.c:2471) | [ 201.819013][ T1875] Tainted: [W]=WARN [ 201.819014][ T1875] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 201.819016][ T1875] Call Trace: [ 201.819018][ T1875] [ 201.819020][ T1875] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 201.819027][ T1875] ? vprintk_emit (kernel/printk/printk.c:2471) [ 201.819030][ T1875] __might_resched.cold (kernel/sched/core.c:9234) [ 201.819034][ T1875] ? __module_address (kernel/module/main.c:3915) [ 201.819039][ T1875] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 201.819043][ T1875] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 201.819045][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819050][ T1875] __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)) [ 201.819054][ T1875] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 201.819057][ T1875] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 201.819062][ T1875] ? 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) [ 201.819065][ T1875] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 201.819068][ T1875] put_chars (drivers/char/virtio_console.c:1176) [ 201.819070][ T1875] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 201.819073][ T1875] ? __send_to_port (drivers/char/virtio_console.c:654) [ 201.819076][ T1875] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 201.819080][ T1875] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 201.819085][ T1875] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 201.819087][ T1875] ? 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) [ 201.819089][ T1875] ? vsnprintf (lib/vsprintf.c:2900) [ 201.819094][ T1875] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 201.819096][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819099][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819102][ T1875] console_emit_next_record (kernel/printk/printk.c:3183) [ 201.819106][ T1875] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 201.819109][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819111][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819113][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819116][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819119][ T1875] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 201.819121][ T1875] console_flush_one_record (kernel/printk/printk.c:3268) [ 201.819125][ T1875] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 201.819129][ T1875] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 201.819132][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819134][ T1875] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 201.819136][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819139][ T1875] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.819141][ T1875] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 201.819143][ T1875] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 201.819146][ T1875] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 201.819149][ T1875] ? vprintk_emit (kernel/printk/printk.c:2478) [ 201.819152][ T1875] vprintk_emit (kernel/printk/printk.c:2479) [ 201.819156][ T1875] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 201.819159][ T1875] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 201.819161][ T1875] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 201.819164][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819166][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819169][ T1875] _printk (kernel/printk/printk.c:2504) [ 201.819173][ T1875] ? snapshot_read.cold (user.c:?) [ 201.819177][ T1875] ? br_multicast_flood (??:?) bridge [ 201.819194][ T1875] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 201.819198][ T1875] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 201.819200][ T1875] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 201.819203][ T1875] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 201.819218][ T1875] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 201.819231][ T1875] new_nbp (net/bridge/br_if.c:449) bridge [ 201.819244][ T1875] br_add_if (net/bridge/br_if.c:592) bridge [ 201.819256][ T1875] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 201.819259][ T1875] ? dev_change_flags (net/core/dev_api.c:69) [ 201.819262][ T1875] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 201.819266][ T1875] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 201.819269][ T1875] do_set_master (net/core/rtnetlink.c:3071) [ 201.819273][ T1875] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 201.819276][ T1875] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 201.819278][ T1875] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 201.819280][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819283][ T1875] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 201.819288][ T1875] ? kasan_save_stack (mm/kasan/common.c:58) [ 201.819291][ T1875] ? kasan_save_stack (mm/kasan/common.c:57) [ 201.819294][ T1875] ? kasan_save_track (mm/kasan/common.c:78) [ 201.819296][ T1875] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 201.819298][ T1875] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 201.819301][ T1875] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 201.819302][ T1875] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 201.819304][ T1875] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 201.819308][ T1875] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 201.819310][ T1875] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 201.819312][ T1875] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 201.819315][ T1875] ? ___sys_sendmsg (net/socket.c:2767) [ 201.819317][ T1875] ? __sys_sendmsg (net/socket.c:2799) [ 201.819320][ T1875] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 201.819322][ T1875] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 201.819326][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819329][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819331][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819334][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819336][ T1875] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 201.819346][ T1875] ? __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) [ 201.819349][ T1875] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 201.819351][ T1875] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 201.819354][ T1875] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 201.819356][ T1875] ? nla_get_range_signed (lib/nlattr.c:270) [ 201.819359][ T1875] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 201.819363][ T1875] rtnl_newlink (net/core/rtnetlink.c:4215) [ 201.819366][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819369][ T1875] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 201.819371][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819373][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819376][ T1875] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 201.819380][ T1875] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 201.819383][ T1875] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 201.819386][ T1875] ? __kernel_text_address (kernel/extable.c:79) [ 201.819388][ T1875] ? write_profile (profile.c:?) [ 201.819390][ T1875] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 201.819394][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819396][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819399][ T1875] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 201.819403][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819405][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819408][ T1875] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 201.819410][ T1875] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 201.819413][ T1875] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 201.819415][ T1875] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 201.819417][ T1875] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 201.819421][ T1875] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 201.819424][ T1875] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 201.819426][ T1875] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.819428][ T1875] ? netlink_ack (./include/linux/skbuff.h:2718) [ 201.819430][ T1875] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 201.819434][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819437][ T1875] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.819440][ T1875] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 201.819443][ T1875] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 201.819446][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819448][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819451][ T1875] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.819454][ T1875] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 201.819457][ T1875] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 201.819460][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819462][ T1875] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.819465][ T1875] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 201.819468][ T1875] ? copy_msghdr_from_user (net/socket.c:2650) [ 201.819470][ T1875] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 201.819473][ T1875] ? move_addr_to_kernel (net/socket.c:258) [ 201.819475][ T1875] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 201.819480][ T1875] ___sys_sendmsg (net/socket.c:2767) [ 201.819483][ T1875] ? copy_msghdr_from_user (net/socket.c:2619) [ 201.819491][ T1875] __sys_sendmsg (net/socket.c:2799) [ 201.819494][ T1875] ? __sys_sendmsg_sock (net/socket.c:2780) [ 201.819498][ T1875] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.819501][ T1875] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 201.819503][ T1875] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 201.819506][ T1875] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 201.819509][ T1875] RIP: 0033:0x7f480aa3a54e [ 201.819511][ T1875] 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 [ 201.819514][ T1875] RSP: 002b:00007fff436330c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 201.819519][ T1875] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f480aa3a54e [ 201.819521][ T1875] RDX: 0000000000000000 RSI: 00007fff43633170 RDI: 0000000000000005 [ 201.819522][ T1875] RBP: 00007fff436330d0 R08: 0000000000000000 R09: 0000000000000000 [ 201.819524][ T1875] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131b5 [ 201.819525][ T1875] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff43633830 | [ 218.536276][ T1931] softirqs last disabled at (0): 0x0 | [ 218.536278][ T1931] Preemption disabled at: | [ 218.536278][ T1931] vprintk_emit (kernel/printk/printk.c:2471) | [ 218.536291][ T1931] Tainted: [W]=WARN [ 218.536291][ T1931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 218.536293][ T1931] Call Trace: [ 218.536295][ T1931] [ 218.536296][ T1931] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 218.536301][ T1931] ? vprintk_emit (kernel/printk/printk.c:2471) [ 218.536303][ T1931] __might_resched.cold (kernel/sched/core.c:9234) [ 218.536307][ T1931] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 218.536310][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536314][ T1931] __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)) [ 218.536317][ T1931] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 218.536320][ T1931] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 218.536323][ T1931] ? 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) [ 218.536325][ T1931] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 218.536327][ T1931] put_chars (drivers/char/virtio_console.c:1176) [ 218.536329][ T1931] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 218.536330][ T1931] ? __send_to_port (drivers/char/virtio_console.c:654) [ 218.536333][ T1931] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 218.536335][ T1931] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 218.536338][ T1931] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 218.536339][ T1931] ? 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) [ 218.536341][ T1931] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 218.536342][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536344][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536345][ T1931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.536347][ T1931] console_emit_next_record (kernel/printk/printk.c:3183) [ 218.536350][ T1931] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 218.536352][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536353][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536355][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536356][ T1931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.536358][ T1931] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 218.536360][ T1931] console_flush_one_record (kernel/printk/printk.c:3268) [ 218.536362][ T1931] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 218.536365][ T1931] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 218.536366][ T1931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.536368][ T1931] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 218.536369][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536371][ T1931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 218.536372][ T1931] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 218.536374][ T1931] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 218.536376][ T1931] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 218.536377][ T1931] ? vprintk_emit (kernel/printk/printk.c:2478) [ 218.536379][ T1931] vprintk_emit (kernel/printk/printk.c:2479) [ 218.536381][ T1931] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 218.536383][ T1931] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 218.536387][ T1931] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 218.536389][ T1931] _printk (kernel/printk/printk.c:2504) [ 218.536392][ T1931] ? snapshot_read.cold (user.c:?) [ 218.536401][ T1931] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 218.536404][ T1931] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 218.536405][ T1931] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 218.536408][ T1931] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 218.536410][ T1931] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 218.536412][ T1931] ? netdev_notice (net/core/dev.c:13194) [ 218.536413][ T1931] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 218.536416][ T1931] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 218.536420][ T1931] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 218.536423][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536424][ T1931] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 218.536427][ T1931] ? 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) [ 218.536430][ T1931] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 218.536433][ T1931] __dev_change_flags (net/core/dev.c:9821) [ 218.536436][ T1931] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 218.536438][ T1931] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 218.536440][ T1931] ? __kernel_text_address (kernel/extable.c:79) [ 218.536441][ T1931] ? write_profile (profile.c:?) [ 218.536443][ T1931] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 218.536446][ T1931] netif_change_flags (net/core/dev.c:9877) [ 218.536448][ T1931] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 218.536453][ T1931] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 218.536454][ T1931] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 218.536455][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536457][ T1931] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 218.536461][ T1931] ? kasan_save_stack (mm/kasan/common.c:58) [ 218.536463][ T1931] ? kasan_save_stack (mm/kasan/common.c:57) [ 218.536465][ T1931] ? kasan_save_track (mm/kasan/common.c:78) [ 218.536466][ T1931] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 218.536468][ T1931] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 218.536469][ T1931] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 218.536470][ T1931] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 218.536471][ T1931] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 218.536473][ T1931] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 218.536474][ T1931] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 218.536475][ T1931] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 218.536476][ T1931] ? ___sys_sendmsg (net/socket.c:2767) [ 218.536478][ T1931] ? __sys_sendmsg (net/socket.c:2799) [ 218.536479][ T1931] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 218.536481][ T1931] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 218.536484][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536486][ T1931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.536487][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536488][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536490][ T1931] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 218.536492][ T1931] ? __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) [ 218.536493][ T1931] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 218.536495][ T1931] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 218.536496][ T1931] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 218.536498][ T1931] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 218.536500][ T1931] rtnl_newlink (net/core/rtnetlink.c:4215) [ 218.536502][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536504][ T1931] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 218.536505][ T1931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.536506][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536508][ T1931] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 218.536511][ T1931] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 218.536513][ T1931] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 218.536514][ T1931] ? __kernel_text_address (kernel/extable.c:79) [ 218.536516][ T1931] ? write_profile (profile.c:?) [ 218.536517][ T1931] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 218.536518][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536520][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536521][ T1931] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 218.536525][ T1931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.536526][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536528][ T1931] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 218.536529][ T1931] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 218.536531][ T1931] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 218.536532][ T1931] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 218.536533][ T1931] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 218.536536][ T1931] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 218.536537][ T1931] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 218.536538][ T1931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 218.536540][ T1931] ? netlink_ack (./include/linux/skbuff.h:2718) [ 218.536541][ T1931] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 218.536544][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536545][ T1931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 218.536547][ T1931] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 218.536549][ T1931] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 218.536550][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536552][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536554][ T1931] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 218.536555][ T1931] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 218.536557][ T1931] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 218.536559][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536561][ T1931] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 218.536563][ T1931] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 218.536564][ T1931] ? copy_msghdr_from_user (net/socket.c:2650) [ 218.536566][ T1931] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 218.536567][ T1931] ? move_addr_to_kernel (net/socket.c:258) [ 218.536568][ T1931] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 218.536571][ T1931] ___sys_sendmsg (net/socket.c:2767) [ 218.536573][ T1931] ? copy_msghdr_from_user (net/socket.c:2619) [ 218.536577][ T1931] __sys_sendmsg (net/socket.c:2799) [ 218.536579][ T1931] ? __sys_sendmsg_sock (net/socket.c:2780) [ 218.536582][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 218.536584][ T1931] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 218.536585][ T1931] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 218.536587][ T1931] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 218.536588][ T1931] RIP: 0033:0x7f8bf31a954e [ 218.536590][ T1931] 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 [ 218.536592][ T1931] RSP: 002b:00007ffeeca17720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 218.536596][ T1931] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8bf31a954e [ 218.536597][ T1931] RDX: 0000000000000000 RSI: 00007ffeeca177d0 RDI: 0000000000000005 [ 218.536598][ T1931] RBP: 00007ffeeca17730 R08: 0000000000000000 R09: 0000000000000000 [ 218.536599][ T1931] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131c6 [ 218.536600][ T1931] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeeca17e90 | [ 223.811326][ T1946] softirqs last disabled at (0): 0x0 | [ 223.811328][ T1946] Preemption disabled at: | [ 223.811329][ T1946] vprintk_emit (kernel/printk/printk.c:2471) | [ 223.811340][ T1946] Tainted: [W]=WARN [ 223.811341][ T1946] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 223.811342][ T1946] Call Trace: [ 223.811344][ T1946] [ 223.811345][ T1946] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 223.811350][ T1946] ? vprintk_emit (kernel/printk/printk.c:2471) [ 223.811352][ T1946] __might_resched.cold (kernel/sched/core.c:9234) [ 223.811356][ T1946] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 223.811359][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811363][ T1946] __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)) [ 223.811366][ T1946] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 223.811369][ T1946] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 223.811373][ T1946] ? 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) [ 223.811374][ T1946] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 223.811376][ T1946] put_chars (drivers/char/virtio_console.c:1176) [ 223.811378][ T1946] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 223.811379][ T1946] ? __send_to_port (drivers/char/virtio_console.c:654) [ 223.811381][ T1946] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 223.811384][ T1946] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 223.811387][ T1946] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 223.811388][ T1946] ? 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) [ 223.811389][ T1946] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 223.811391][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811393][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811394][ T1946] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 223.811396][ T1946] console_emit_next_record (kernel/printk/printk.c:3183) [ 223.811399][ T1946] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 223.811401][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811402][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811404][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811405][ T1946] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 223.811407][ T1946] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 223.811409][ T1946] console_flush_one_record (kernel/printk/printk.c:3268) [ 223.811411][ T1946] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 223.811419][ T1946] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 223.811421][ T1946] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 223.811422][ T1946] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 223.811424][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811425][ T1946] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 223.811427][ T1946] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 223.811428][ T1946] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 223.811430][ T1946] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 223.811432][ T1946] ? vprintk_emit (kernel/printk/printk.c:2478) [ 223.811434][ T1946] vprintk_emit (kernel/printk/printk.c:2479) [ 223.811436][ T1946] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 223.811437][ T1946] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 223.811441][ T1946] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 223.811443][ T1946] _printk (kernel/printk/printk.c:2504) [ 223.811446][ T1946] ? snapshot_read.cold (user.c:?) [ 223.811448][ T1946] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 223.811451][ T1946] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 223.811453][ T1946] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 223.811456][ T1946] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 223.811458][ T1946] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 223.811459][ T1946] ? netdev_notice (net/core/dev.c:13194) [ 223.811461][ T1946] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 223.811464][ T1946] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 223.811467][ T1946] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 223.811470][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811472][ T1946] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 223.811474][ T1946] ? 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) [ 223.811477][ T1946] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 223.811480][ T1946] __dev_change_flags (net/core/dev.c:9821) [ 223.811483][ T1946] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 223.811484][ T1946] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 223.811487][ T1946] ? __kernel_text_address (kernel/extable.c:79) [ 223.811488][ T1946] ? write_profile (profile.c:?) [ 223.811490][ T1946] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 223.811492][ T1946] netif_change_flags (net/core/dev.c:9877) [ 223.811495][ T1946] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 223.811499][ T1946] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 223.811500][ T1946] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 223.811501][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811503][ T1946] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 223.811507][ T1946] ? kasan_save_stack (mm/kasan/common.c:58) [ 223.811509][ T1946] ? kasan_save_stack (mm/kasan/common.c:57) [ 223.811511][ T1946] ? kasan_save_track (mm/kasan/common.c:78) [ 223.811512][ T1946] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 223.811514][ T1946] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 223.811515][ T1946] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 223.811516][ T1946] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 223.811517][ T1946] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 223.811519][ T1946] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 223.811520][ T1946] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 223.811521][ T1946] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 223.811522][ T1946] ? ___sys_sendmsg (net/socket.c:2767) [ 223.811524][ T1946] ? __sys_sendmsg (net/socket.c:2799) [ 223.811525][ T1946] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 223.811527][ T1946] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 223.811529][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811531][ T1946] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 223.811532][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811534][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811536][ T1946] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 223.811538][ T1946] ? __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) [ 223.811539][ T1946] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 223.811540][ T1946] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 223.811542][ T1946] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 223.811544][ T1946] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 223.811546][ T1946] rtnl_newlink (net/core/rtnetlink.c:4215) [ 223.811548][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811550][ T1946] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 223.811551][ T1946] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 223.811552][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811554][ T1946] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 223.811557][ T1946] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 223.811559][ T1946] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 223.811560][ T1946] ? __kernel_text_address (kernel/extable.c:79) [ 223.811561][ T1946] ? write_profile (profile.c:?) [ 223.811562][ T1946] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 223.811564][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811565][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811567][ T1946] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 223.811570][ T1946] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 223.811571][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811573][ T1946] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 223.811575][ T1946] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 223.811576][ T1946] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 223.811577][ T1946] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 223.811579][ T1946] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 223.811581][ T1946] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 223.811583][ T1946] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 223.811584][ T1946] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 223.811585][ T1946] ? netlink_ack (./include/linux/skbuff.h:2718) [ 223.811586][ T1946] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 223.811589][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811591][ T1946] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 223.811592][ T1946] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 223.811594][ T1946] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 223.811596][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811597][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811599][ T1946] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 223.811601][ T1946] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 223.811602][ T1946] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 223.811605][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811606][ T1946] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 223.811608][ T1946] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 223.811610][ T1946] ? copy_msghdr_from_user (net/socket.c:2650) [ 223.811611][ T1946] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 223.811613][ T1946] ? move_addr_to_kernel (net/socket.c:258) [ 223.811614][ T1946] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 223.811617][ T1946] ___sys_sendmsg (net/socket.c:2767) [ 223.811618][ T1946] ? copy_msghdr_from_user (net/socket.c:2619) [ 223.811623][ T1946] __sys_sendmsg (net/socket.c:2799) [ 223.811625][ T1946] ? __sys_sendmsg_sock (net/socket.c:2780) [ 223.811627][ T1946] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 223.811629][ T1946] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 223.811631][ T1946] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 223.811633][ T1946] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 223.811635][ T1946] RIP: 0033:0x7eff1afad54e [ 223.811636][ T1946] 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 [ 223.811638][ T1946] RSP: 002b:00007ffca8b1c5b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 223.811642][ T1946] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007eff1afad54e [ 223.811644][ T1946] RDX: 0000000000000000 RSI: 00007ffca8b1c660 RDI: 0000000000000005 [ 223.811645][ T1946] RBP: 00007ffca8b1c5c0 R08: 0000000000000000 R09: 0000000000000000 [ 223.811645][ T1946] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131cb [ 223.811646][ T1946] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca8b1cd20 | [ 226.195900][ T1973] softirqs last disabled at (0): 0x0 | [ 226.195903][ T1973] Preemption disabled at: | [ 226.195903][ T1973] vprintk_emit (kernel/printk/printk.c:2471) | [ 226.195918][ T1973] Tainted: [W]=WARN [ 226.195919][ T1973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 226.195924][ T1973] Call Trace: [ 226.195926][ T1973] [ 226.195927][ T1973] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 226.195934][ T1973] ? vprintk_emit (kernel/printk/printk.c:2471) [ 226.195937][ T1973] __might_resched.cold (kernel/sched/core.c:9234) [ 226.195941][ T1973] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 226.195943][ T1973] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 226.195947][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.195952][ T1973] __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)) [ 226.195956][ T1973] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 226.195959][ T1973] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.195964][ T1973] ? 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) [ 226.195966][ T1973] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.195969][ T1973] put_chars (drivers/char/virtio_console.c:1176) [ 226.195972][ T1973] ? __send_to_port (drivers/char/virtio_console.c:654) [ 226.195975][ T1973] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 226.195979][ T1973] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 226.195983][ T1973] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 226.195985][ T1973] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 226.195989][ T1973] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 226.195991][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.195993][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.195997][ T1973] console_emit_next_record (kernel/printk/printk.c:3183) [ 226.196000][ T1973] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 226.196003][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196005][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196007][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196010][ T1973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.196013][ T1973] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 226.196015][ T1973] console_flush_one_record (kernel/printk/printk.c:3268) [ 226.196018][ T1973] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 226.196022][ T1973] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 226.196025][ T1973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.196027][ T1973] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 226.196029][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196032][ T1973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.196034][ T1973] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 226.196036][ T1973] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 226.196039][ T1973] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 226.196041][ T1973] ? vprintk_emit (kernel/printk/printk.c:2478) [ 226.196044][ T1973] vprintk_emit (kernel/printk/printk.c:2479) [ 226.196048][ T1973] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 226.196050][ T1973] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 226.196054][ T1973] _printk (kernel/printk/printk.c:2504) [ 226.196058][ T1973] ? snapshot_read.cold (user.c:?) [ 226.196061][ T1973] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 226.196065][ T1973] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 226.196067][ T1973] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 226.196071][ T1973] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 226.196074][ T1973] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 226.196076][ T1973] ? netdev_notice (net/core/dev.c:13194) [ 226.196078][ T1973] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 226.196082][ T1973] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 226.196084][ T1973] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 226.196088][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196091][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196093][ T1973] ? 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) [ 226.196097][ T1973] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 226.196101][ T1973] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 226.196104][ T1973] __dev_change_flags (net/core/dev.c:9834) [ 226.196109][ T1973] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 226.196111][ T1973] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 226.196114][ T1973] ? __kernel_text_address (kernel/extable.c:79) [ 226.196116][ T1973] ? write_profile (profile.c:?) [ 226.196119][ T1973] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 226.196122][ T1973] netif_change_flags (net/core/dev.c:9877) [ 226.196125][ T1973] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 226.196132][ T1973] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 226.196134][ T1973] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 226.196136][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196138][ T1973] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 226.196143][ T1973] ? kasan_save_stack (mm/kasan/common.c:58) [ 226.196146][ T1973] ? kasan_save_stack (mm/kasan/common.c:57) [ 226.196148][ T1973] ? kasan_save_track (mm/kasan/common.c:78) [ 226.196151][ T1973] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 226.196153][ T1973] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 226.196155][ T1973] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 226.196157][ T1973] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 226.196159][ T1973] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 226.196161][ T1973] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 226.196163][ T1973] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 226.196164][ T1973] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 226.196168][ T1973] ? ___sys_sendmsg (net/socket.c:2767) [ 226.196170][ T1973] ? __sys_sendmsg (net/socket.c:2799) [ 226.196172][ T1973] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 226.196174][ T1973] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 226.196178][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196180][ T1973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.196182][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196184][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196187][ T1973] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 226.196189][ T1973] ? __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) [ 226.196192][ T1973] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 226.196194][ T1973] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 226.196196][ T1973] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 226.196200][ T1973] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 226.196203][ T1973] rtnl_newlink (net/core/rtnetlink.c:4215) [ 226.196206][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196208][ T1973] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 226.196210][ T1973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.196212][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196215][ T1973] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 226.196219][ T1973] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 226.196221][ T1973] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 226.196223][ T1973] ? __kernel_text_address (kernel/extable.c:79) [ 226.196225][ T1973] ? write_profile (profile.c:?) [ 226.196227][ T1973] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 226.196229][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196231][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196234][ T1973] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 226.196238][ T1973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.196240][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196242][ T1973] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 226.196244][ T1973] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 226.196247][ T1973] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 226.196249][ T1973] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 226.196251][ T1973] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 226.196255][ T1973] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 226.196257][ T1973] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 226.196259][ T1973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.196261][ T1973] ? netlink_ack (./include/linux/skbuff.h:2718) [ 226.196263][ T1973] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 226.196267][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196269][ T1973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.196272][ T1973] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 226.196276][ T1973] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 226.196278][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196280][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196283][ T1973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.196285][ T1973] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 226.196288][ T1973] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 226.196291][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196294][ T1973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.196296][ T1973] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 226.196299][ T1973] ? copy_msghdr_from_user (net/socket.c:2650) [ 226.196301][ T1973] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 226.196303][ T1973] ? move_addr_to_kernel (net/socket.c:258) [ 226.196305][ T1973] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 226.196310][ T1973] ___sys_sendmsg (net/socket.c:2767) [ 226.196312][ T1973] ? copy_msghdr_from_user (net/socket.c:2619) [ 226.196320][ T1973] __sys_sendmsg (net/socket.c:2799) [ 226.196322][ T1973] ? __sys_sendmsg_sock (net/socket.c:2780) [ 226.196326][ T1973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.196329][ T1973] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 226.196331][ T1973] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 226.196334][ T1973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 226.196336][ T1973] RIP: 0033:0x7f2366f4454e [ 226.196339][ T1973] 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 [ 226.196341][ T1973] RSP: 002b:00007ffc151b6d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 226.196346][ T1973] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2366f4454e [ 226.196348][ T1973] RDX: 0000000000000000 RSI: 00007ffc151b6e40 RDI: 0000000000000005 [ 226.196349][ T1973] RBP: 00007ffc151b6da0 R08: 0000000000000000 R09: 0000000000000000 [ 226.196350][ T1973] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131cd [ 226.196352][ T1973] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc151b7500 | [ 231.457968][ T1988] softirqs last disabled at (0): 0x0 | [ 231.457970][ T1988] Preemption disabled at: | [ 231.457971][ T1988] vprintk_emit (kernel/printk/printk.c:2471) | [ 231.457982][ T1988] Tainted: [W]=WARN [ 231.457983][ T1988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 231.457985][ T1988] Call Trace: [ 231.457987][ T1988] [ 231.457988][ T1988] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 231.457993][ T1988] ? vprintk_emit (kernel/printk/printk.c:2471) [ 231.457995][ T1988] __might_resched.cold (kernel/sched/core.c:9234) [ 231.457999][ T1988] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 231.458001][ T1988] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 231.458004][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458008][ T1988] __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)) [ 231.458011][ T1988] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 231.458014][ T1988] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 231.458018][ T1988] ? 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) [ 231.458019][ T1988] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 231.458021][ T1988] put_chars (drivers/char/virtio_console.c:1176) [ 231.458023][ T1988] ? __send_to_port (drivers/char/virtio_console.c:654) [ 231.458025][ T1988] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 231.458027][ T1988] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 231.458031][ T1988] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 231.458032][ T1988] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 231.458035][ T1988] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 231.458037][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458038][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458041][ T1988] console_emit_next_record (kernel/printk/printk.c:3183) [ 231.458043][ T1988] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 231.458045][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458047][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458048][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458050][ T1988] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.458052][ T1988] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 231.458054][ T1988] console_flush_one_record (kernel/printk/printk.c:3268) [ 231.458056][ T1988] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 231.458059][ T1988] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 231.458060][ T1988] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.458062][ T1988] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 231.458063][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458065][ T1988] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.458066][ T1988] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 231.458068][ T1988] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 231.458070][ T1988] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 231.458072][ T1988] ? vprintk_emit (kernel/printk/printk.c:2478) [ 231.458074][ T1988] vprintk_emit (kernel/printk/printk.c:2479) [ 231.458076][ T1988] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 231.458078][ T1988] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 231.458082][ T1988] _printk (kernel/printk/printk.c:2504) [ 231.458085][ T1988] ? snapshot_read.cold (user.c:?) [ 231.458087][ T1988] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 231.458090][ T1988] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 231.458093][ T1988] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 231.458094][ T1988] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 231.458096][ T1988] ? netdev_notice (net/core/dev.c:13194) [ 231.458098][ T1988] ? irqentry_enter (./include/linux/irq-entry-common.h:439 kernel/entry/common.c:120) [ 231.458101][ T1988] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 231.458104][ T1988] ? 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) [ 231.458107][ T1988] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 231.458110][ T1988] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 231.458112][ T1988] __dev_change_flags (net/core/dev.c:9834) [ 231.458116][ T1988] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 231.458118][ T1988] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 231.458120][ T1988] ? __kernel_text_address (kernel/extable.c:79) [ 231.458121][ T1988] ? write_profile (profile.c:?) [ 231.458123][ T1988] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 231.458126][ T1988] netif_change_flags (net/core/dev.c:9877) [ 231.458128][ T1988] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 231.458132][ T1988] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 231.458134][ T1988] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 231.458135][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458137][ T1988] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 231.458140][ T1988] ? kasan_save_stack (mm/kasan/common.c:58) [ 231.458143][ T1988] ? kasan_save_stack (mm/kasan/common.c:57) [ 231.458145][ T1988] ? kasan_save_track (mm/kasan/common.c:78) [ 231.458146][ T1988] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 231.458148][ T1988] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 231.458149][ T1988] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 231.458150][ T1988] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 231.458152][ T1988] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 231.458154][ T1988] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 231.458155][ T1988] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 231.458157][ T1988] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 231.458159][ T1988] ? ___sys_sendmsg (net/socket.c:2767) [ 231.458161][ T1988] ? __sys_sendmsg (net/socket.c:2799) [ 231.458162][ T1988] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 231.458164][ T1988] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 231.458166][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458168][ T1988] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.458170][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458171][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458173][ T1988] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 231.458175][ T1988] ? __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) [ 231.458177][ T1988] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 231.458178][ T1988] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 231.458180][ T1988] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 231.458182][ T1988] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 231.458184][ T1988] rtnl_newlink (net/core/rtnetlink.c:4215) [ 231.458186][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458188][ T1988] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 231.458189][ T1988] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.458190][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458192][ T1988] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 231.458196][ T1988] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 231.458198][ T1988] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 231.458199][ T1988] ? __kernel_text_address (kernel/extable.c:79) [ 231.458200][ T1988] ? write_profile (profile.c:?) [ 231.458201][ T1988] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 231.458203][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458204][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458206][ T1988] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 231.458209][ T1988] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.458211][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458213][ T1988] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 231.458214][ T1988] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 231.458216][ T1988] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 231.458217][ T1988] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 231.458219][ T1988] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 231.458221][ T1988] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 231.458222][ T1988] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 231.458224][ T1988] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.458225][ T1988] ? netlink_ack (./include/linux/skbuff.h:2718) [ 231.458227][ T1988] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 231.458229][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458231][ T1988] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.458233][ T1988] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 231.458235][ T1988] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 231.458236][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458238][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458240][ T1988] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.458241][ T1988] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 231.458243][ T1988] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 231.458245][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458247][ T1988] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.458249][ T1988] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 231.458250][ T1988] ? copy_msghdr_from_user (net/socket.c:2650) [ 231.458252][ T1988] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 231.458254][ T1988] ? move_addr_to_kernel (net/socket.c:258) [ 231.458255][ T1988] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 231.458258][ T1988] ___sys_sendmsg (net/socket.c:2767) [ 231.458259][ T1988] ? copy_msghdr_from_user (net/socket.c:2619) [ 231.458264][ T1988] __sys_sendmsg (net/socket.c:2799) [ 231.458266][ T1988] ? __sys_sendmsg_sock (net/socket.c:2780) [ 231.458269][ T1988] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.458271][ T1988] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 231.458272][ T1988] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 231.458274][ T1988] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 231.458276][ T1988] RIP: 0033:0x7f39c999254e [ 231.458278][ T1988] 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 [ 231.458279][ T1988] RSP: 002b:00007ffd15a7d700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 231.458283][ T1988] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f39c999254e [ 231.458285][ T1988] RDX: 0000000000000000 RSI: 00007ffd15a7d7b0 RDI: 0000000000000005 [ 231.458286][ T1988] RBP: 00007ffd15a7d710 R08: 0000000000000000 R09: 0000000000000000 [ 231.458286][ T1988] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131d2 [ 231.458287][ T1988] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd15a7de70 | [ 239.918644][ T2184] softirqs last disabled at (0): 0x0 | [ 239.918647][ T2184] Preemption disabled at: | [ 239.918648][ T2184] vprintk_emit (kernel/printk/printk.c:2471) | [ 239.918663][ T2184] Tainted: [W]=WARN [ 239.918664][ T2184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 239.918666][ T2184] Call Trace: [ 239.918668][ T2184] [ 239.918670][ T2184] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 239.918676][ T2184] ? vprintk_emit (kernel/printk/printk.c:2471) [ 239.918679][ T2184] __might_resched.cold (kernel/sched/core.c:9234) [ 239.918683][ T2184] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 239.918687][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918693][ T2184] __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)) [ 239.918697][ T2184] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 239.918700][ T2184] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 239.918705][ T2184] ? 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) [ 239.918708][ T2184] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 239.918711][ T2184] put_chars (drivers/char/virtio_console.c:1176) [ 239.918714][ T2184] ? __send_to_port (drivers/char/virtio_console.c:654) [ 239.918716][ T2184] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 239.918721][ T2184] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 239.918725][ T2184] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 239.918728][ T2184] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 239.918730][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918733][ T2184] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 239.918736][ T2184] console_emit_next_record (kernel/printk/printk.c:3183) [ 239.918739][ T2184] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 239.918742][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918745][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918747][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918750][ T2184] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 239.918753][ T2184] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 239.918755][ T2184] console_flush_one_record (kernel/printk/printk.c:3268) [ 239.918759][ T2184] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 239.918763][ T2184] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 239.918765][ T2184] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 239.918767][ T2184] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 239.918770][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918772][ T2184] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 239.918774][ T2184] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 239.918777][ T2184] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 239.918780][ T2184] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 239.918782][ T2184] ? vprintk_emit (kernel/printk/printk.c:2478) [ 239.918785][ T2184] vprintk_emit (kernel/printk/printk.c:2479) [ 239.918788][ T2184] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 239.918791][ T2184] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 239.918795][ T2184] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 239.918799][ T2184] ? ___sys_sendmsg (net/socket.c:2767) [ 239.918801][ T2184] ? __sys_sendmsg (net/socket.c:2799) [ 239.918803][ T2184] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 239.918807][ T2184] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 239.918810][ T2184] _printk (kernel/printk/printk.c:2504) [ 239.918814][ T2184] ? snapshot_read.cold (user.c:?) [ 239.918818][ T2184] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 239.918821][ T2184] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 239.918824][ T2184] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 239.918827][ T2184] ? netdev_notice (net/core/dev.c:13194) [ 239.918829][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918832][ T2184] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 239.918835][ T2184] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 239.918838][ T2184] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 239.918840][ T2184] ? 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) [ 239.918844][ T2184] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 239.918848][ T2184] dev_set_allmulti (net/core/dev_api.c:315) [ 239.918852][ T2184] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 239.918868][ T2184] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 239.918872][ T2184] br_dev_delete (net/bridge/br_if.c:387) bridge [ 239.918884][ T2184] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 239.918888][ T2184] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 239.918890][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918893][ T2184] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 239.918895][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918906][ T2184] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 239.918909][ T2184] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 239.918912][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918914][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918917][ T2184] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 239.918922][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918925][ T2184] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 239.918927][ T2184] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 239.918931][ T2184] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 239.918934][ T2184] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 239.918937][ T2184] ? __kernel_text_address (kernel/extable.c:79) [ 239.918939][ T2184] ? write_profile (profile.c:?) [ 239.918943][ T2184] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 239.918945][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918947][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918950][ T2184] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 239.918954][ T2184] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 239.918956][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918959][ T2184] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 239.918962][ T2184] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 239.918965][ T2184] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 239.918967][ T2184] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 239.918969][ T2184] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 239.918975][ T2184] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 239.918978][ T2184] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 239.918980][ T2184] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 239.918982][ T2184] ? netlink_ack (./include/linux/skbuff.h:2718) [ 239.918984][ T2184] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 239.918988][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.918991][ T2184] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 239.918994][ T2184] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 239.918997][ T2184] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 239.918999][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.919002][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.919004][ T2184] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 239.919007][ T2184] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 239.919010][ T2184] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 239.919013][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.919015][ T2184] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 239.919018][ T2184] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 239.919021][ T2184] ? copy_msghdr_from_user (net/socket.c:2650) [ 239.919024][ T2184] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 239.919026][ T2184] ? move_addr_to_kernel (net/socket.c:258) [ 239.919028][ T2184] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 239.919032][ T2184] ___sys_sendmsg (net/socket.c:2767) [ 239.919035][ T2184] ? copy_msghdr_from_user (net/socket.c:2619) [ 239.919043][ T2184] __sys_sendmsg (net/socket.c:2799) [ 239.919046][ T2184] ? __sys_sendmsg_sock (net/socket.c:2780) [ 239.919050][ T2184] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 239.919053][ T2184] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 239.919056][ T2184] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 239.919059][ T2184] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 239.919062][ T2184] RIP: 0033:0x7fcb887c454e [ 239.919064][ T2184] 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 [ 239.919067][ T2184] RSP: 002b:00007fff86df4dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 239.919072][ T2184] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fcb887c454e [ 239.919074][ T2184] RDX: 0000000000000000 RSI: 00007fff86df4e70 RDI: 0000000000000005 [ 239.919075][ T2184] RBP: 00007fff86df4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 239.919077][ T2184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131db [ 239.919078][ T2184] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff86df5530 | [ 241.046490][ T24] softirqs last disabled at (0): 0x0 | [ 241.046494][ T24] Preemption disabled at: | [ 241.046494][ T24] vprintk_emit (kernel/printk/printk.c:2471) | [ 241.046506][ T24] Tainted: [W]=WARN [ 241.046507][ T24] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 241.046509][ T24] Workqueue: events netdev_work_proc [ 241.046515][ T24] Call Trace: [ 241.046517][ T24] [ 241.046518][ T24] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 241.046523][ T24] ? vprintk_emit (kernel/printk/printk.c:2471) [ 241.046525][ T24] __might_resched.cold (kernel/sched/core.c:9234) [ 241.046529][ T24] ? macvlan_set_mac_lists (drivers/net/macvlan.c:851) macvlan [ 241.046533][ T24] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 241.046536][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046540][ T24] __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)) [ 241.046543][ T24] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.046545][ T24] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.046549][ T24] ? 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) [ 241.046551][ T24] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.046553][ T24] put_chars (drivers/char/virtio_console.c:1176) [ 241.046555][ T24] ? __send_to_port (drivers/char/virtio_console.c:654) [ 241.046557][ T24] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 241.046559][ T24] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 241.046562][ T24] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 241.046564][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046565][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046567][ T24] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.046569][ T24] console_emit_next_record (kernel/printk/printk.c:3183) [ 241.046572][ T24] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 241.046574][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046575][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046577][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046578][ T24] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.046580][ T24] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 241.046582][ T24] console_flush_one_record (kernel/printk/printk.c:3268) [ 241.046584][ T24] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 241.046587][ T24] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 241.046589][ T24] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.046590][ T24] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 241.046592][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046594][ T24] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.046595][ T24] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 241.046597][ T24] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 241.046599][ T24] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 241.046601][ T24] ? vprintk_emit (kernel/printk/printk.c:2478) [ 241.046603][ T24] vprintk_emit (kernel/printk/printk.c:2479) [ 241.046605][ T24] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 241.046607][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046609][ T24] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.046611][ T24] _printk (kernel/printk/printk.c:2504) [ 241.046614][ T24] ? snapshot_read.cold (user.c:?) [ 241.046616][ T24] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 241.046619][ T24] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 241.046620][ T24] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 241.046623][ T24] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 241.046625][ T24] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 241.046627][ T24] ? netdev_notice (net/core/dev.c:13194) [ 241.046628][ T24] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 241.046630][ T24] ? 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) [ 241.046632][ T24] ? 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) [ 241.046635][ T24] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 241.046638][ T24] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 241.046641][ T24] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.046643][ T24] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 241.046644][ T24] ? 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) [ 241.046646][ T24] ? ref_tracker_free (lib/ref_tracker.c:339) [ 241.046650][ T24] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 241.046651][ T24] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 241.046652][ T24] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 241.046654][ T24] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 241.046656][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046657][ T24] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 241.046660][ T24] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 241.046662][ T24] ? netdev_work_sched (net/core/netdev_work.c:82) [ 241.046663][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046665][ T24] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.046666][ T24] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.046669][ T24] process_one_work (kernel/workqueue.c:3387) [ 241.046672][ T24] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 241.046675][ T24] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.046677][ T24] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 241.046680][ T24] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 241.046682][ T24] kthread (kernel/kthread.c:436) [ 241.046684][ T24] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 241.046685][ T24] ? kthread_affine_preferred (kernel/kthread.c:857) [ 241.046687][ T24] ret_from_fork (arch/x86/kernel/process.c:158) [ 241.046689][ T24] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 241.046691][ T24] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 241.046694][ T24] ? kthread_affine_preferred (kernel/kthread.c:857) [ 241.046695][ T24] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 257.647824][ T2295] softirqs last disabled at (0): 0x0 | [ 257.647826][ T2295] Preemption disabled at: | [ 257.647827][ T2295] vprintk_emit (kernel/printk/printk.c:2471) | [ 257.647840][ T2295] Tainted: [W]=WARN [ 257.647840][ T2295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 257.647842][ T2295] Call Trace: [ 257.647844][ T2295] [ 257.647845][ T2295] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 257.647851][ T2295] ? vprintk_emit (kernel/printk/printk.c:2471) [ 257.647853][ T2295] __might_resched.cold (kernel/sched/core.c:9234) [ 257.647857][ T2295] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 257.647860][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647864][ T2295] __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)) [ 257.647868][ T2295] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 257.647871][ T2295] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 257.647875][ T2295] ? 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) [ 257.647876][ T2295] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 257.647878][ T2295] put_chars (drivers/char/virtio_console.c:1176) [ 257.647880][ T2295] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 257.647882][ T2295] ? __send_to_port (drivers/char/virtio_console.c:654) [ 257.647884][ T2295] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 257.647886][ T2295] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 257.647890][ T2295] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 257.647891][ T2295] ? 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) [ 257.647893][ T2295] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 257.647894][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647896][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647897][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.647900][ T2295] console_emit_next_record (kernel/printk/printk.c:3183) [ 257.647902][ T2295] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 257.647904][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647906][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647907][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647909][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.647911][ T2295] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 257.647913][ T2295] console_flush_one_record (kernel/printk/printk.c:3268) [ 257.647915][ T2295] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 257.647917][ T2295] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 257.647919][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.647923][ T2295] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 257.647925][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647927][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.647928][ T2295] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 257.647930][ T2295] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 257.647932][ T2295] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 257.647933][ T2295] ? vprintk_emit (kernel/printk/printk.c:2478) [ 257.647935][ T2295] vprintk_emit (kernel/printk/printk.c:2479) [ 257.647938][ T2295] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 257.647939][ T2295] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 257.647943][ T2295] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 257.647945][ T2295] _printk (kernel/printk/printk.c:2504) [ 257.647949][ T2295] ? snapshot_read.cold (user.c:?) [ 257.647951][ T2295] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 257.647954][ T2295] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 257.647956][ T2295] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 257.647959][ T2295] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 257.647960][ T2295] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 257.647962][ T2295] ? netdev_notice (net/core/dev.c:13194) [ 257.647964][ T2295] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 257.647967][ T2295] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 257.647970][ T2295] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 257.647973][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.647975][ T2295] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 257.647978][ T2295] ? 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) [ 257.647981][ T2295] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 257.647984][ T2295] __dev_change_flags (net/core/dev.c:9821) [ 257.647987][ T2295] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 257.647989][ T2295] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 257.647991][ T2295] ? __kernel_text_address (kernel/extable.c:79) [ 257.647992][ T2295] ? write_profile (profile.c:?) [ 257.647994][ T2295] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 257.647996][ T2295] netif_change_flags (net/core/dev.c:9877) [ 257.647999][ T2295] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 257.648003][ T2295] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 257.648004][ T2295] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 257.648006][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648007][ T2295] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 257.648011][ T2295] ? kasan_save_stack (mm/kasan/common.c:58) [ 257.648014][ T2295] ? kasan_save_stack (mm/kasan/common.c:57) [ 257.648016][ T2295] ? kasan_save_track (mm/kasan/common.c:78) [ 257.648017][ T2295] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 257.648019][ T2295] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 257.648020][ T2295] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 257.648021][ T2295] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 257.648023][ T2295] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 257.648024][ T2295] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 257.648025][ T2295] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 257.648026][ T2295] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 257.648028][ T2295] ? ___sys_sendmsg (net/socket.c:2767) [ 257.648029][ T2295] ? __sys_sendmsg (net/socket.c:2799) [ 257.648031][ T2295] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 257.648033][ T2295] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 257.648036][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648037][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.648039][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648040][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648042][ T2295] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 257.648044][ T2295] ? __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) [ 257.648046][ T2295] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 257.648047][ T2295] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 257.648049][ T2295] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 257.648051][ T2295] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 257.648053][ T2295] rtnl_newlink (net/core/rtnetlink.c:4215) [ 257.648055][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648057][ T2295] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 257.648058][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.648059][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648061][ T2295] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 257.648064][ T2295] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 257.648066][ T2295] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 257.648068][ T2295] ? __kernel_text_address (kernel/extable.c:79) [ 257.648069][ T2295] ? write_profile (profile.c:?) [ 257.648070][ T2295] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 257.648071][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648073][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648075][ T2295] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 257.648078][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.648080][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648082][ T2295] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 257.648083][ T2295] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 257.648085][ T2295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 257.648086][ T2295] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 257.648087][ T2295] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 257.648090][ T2295] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 257.648091][ T2295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 257.648092][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.648094][ T2295] ? netlink_ack (./include/linux/skbuff.h:2718) [ 257.648095][ T2295] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 257.648098][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648099][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.648101][ T2295] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 257.648103][ T2295] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 257.648105][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648106][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648108][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.648110][ T2295] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 257.648112][ T2295] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 257.648114][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648115][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.648117][ T2295] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 257.648119][ T2295] ? copy_msghdr_from_user (net/socket.c:2650) [ 257.648120][ T2295] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 257.648122][ T2295] ? move_addr_to_kernel (net/socket.c:258) [ 257.648123][ T2295] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 257.648126][ T2295] ___sys_sendmsg (net/socket.c:2767) [ 257.648128][ T2295] ? copy_msghdr_from_user (net/socket.c:2619) [ 257.648133][ T2295] __sys_sendmsg (net/socket.c:2799) [ 257.648135][ T2295] ? __sys_sendmsg_sock (net/socket.c:2780) [ 257.648137][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.648140][ T2295] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 257.648141][ T2295] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 257.648143][ T2295] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 257.648145][ T2295] RIP: 0033:0x7fdc74eaf54e [ 257.648147][ T2295] 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 [ 257.648149][ T2295] RSP: 002b:00007ffe2cc7f820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 257.648153][ T2295] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fdc74eaf54e [ 257.648154][ T2295] RDX: 0000000000000000 RSI: 00007ffe2cc7f8d0 RDI: 0000000000000005 [ 257.648155][ T2295] RBP: 00007ffe2cc7f830 R08: 0000000000000000 R09: 0000000000000000 [ 257.648156][ T2295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131ed [ 257.648157][ T2295] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2cc7ff90 | [ 262.917040][ T2310] softirqs last disabled at (0): 0x0 | [ 262.917043][ T2310] Preemption disabled at: | [ 262.917044][ T2310] vprintk_emit (kernel/printk/printk.c:2471) | [ 262.917058][ T2310] Tainted: [W]=WARN [ 262.917059][ T2310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 262.917061][ T2310] Call Trace: [ 262.917064][ T2310] [ 262.917065][ T2310] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 262.917071][ T2310] ? vprintk_emit (kernel/printk/printk.c:2471) [ 262.917074][ T2310] __might_resched.cold (kernel/sched/core.c:9234) [ 262.917079][ T2310] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 262.917083][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917088][ T2310] __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)) [ 262.917092][ T2310] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.917096][ T2310] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.917101][ T2310] ? 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) [ 262.917103][ T2310] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.917106][ T2310] put_chars (drivers/char/virtio_console.c:1176) [ 262.917109][ T2310] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 262.917111][ T2310] ? __send_to_port (drivers/char/virtio_console.c:654) [ 262.917115][ T2310] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 262.917118][ T2310] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 262.917123][ T2310] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 262.917125][ T2310] ? 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) [ 262.917128][ T2310] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 262.917130][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917133][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917135][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.917139][ T2310] console_emit_next_record (kernel/printk/printk.c:3183) [ 262.917142][ T2310] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 262.917145][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917148][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917150][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917152][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.917155][ T2310] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 262.917158][ T2310] console_flush_one_record (kernel/printk/printk.c:3268) [ 262.917161][ T2310] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 262.917166][ T2310] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 262.917168][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.917170][ T2310] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 262.917173][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917176][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.917178][ T2310] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 262.917180][ T2310] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 262.917183][ T2310] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 262.917186][ T2310] ? vprintk_emit (kernel/printk/printk.c:2478) [ 262.917189][ T2310] vprintk_emit (kernel/printk/printk.c:2479) [ 262.917192][ T2310] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 262.917195][ T2310] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 262.917199][ T2310] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 262.917203][ T2310] _printk (kernel/printk/printk.c:2504) [ 262.917207][ T2310] ? snapshot_read.cold (user.c:?) [ 262.917210][ T2310] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 262.917214][ T2310] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 262.917216][ T2310] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 262.917220][ T2310] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 262.917223][ T2310] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 262.917225][ T2310] ? netdev_notice (net/core/dev.c:13194) [ 262.917228][ T2310] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 262.917232][ T2310] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 262.917236][ T2310] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 262.917240][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917243][ T2310] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 262.917246][ T2310] ? 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) [ 262.917251][ T2310] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 262.917255][ T2310] __dev_change_flags (net/core/dev.c:9821) [ 262.917259][ T2310] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 262.917262][ T2310] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 262.917265][ T2310] ? __kernel_text_address (kernel/extable.c:79) [ 262.917267][ T2310] ? write_profile (profile.c:?) [ 262.917270][ T2310] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 262.917274][ T2310] netif_change_flags (net/core/dev.c:9877) [ 262.917277][ T2310] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 262.917283][ T2310] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 262.917285][ T2310] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 262.917287][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917290][ T2310] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 262.917295][ T2310] ? kasan_save_stack (mm/kasan/common.c:58) [ 262.917299][ T2310] ? kasan_save_stack (mm/kasan/common.c:57) [ 262.917301][ T2310] ? kasan_save_track (mm/kasan/common.c:78) [ 262.917303][ T2310] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 262.917306][ T2310] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 262.917308][ T2310] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 262.917310][ T2310] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 262.917312][ T2310] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 262.917314][ T2310] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 262.917316][ T2310] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 262.917318][ T2310] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 262.917320][ T2310] ? ___sys_sendmsg (net/socket.c:2767) [ 262.917322][ T2310] ? __sys_sendmsg (net/socket.c:2799) [ 262.917325][ T2310] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 262.917327][ T2310] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.917331][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917334][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.917336][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917338][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917341][ T2310] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 262.917343][ T2310] ? __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) [ 262.917346][ T2310] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 262.917348][ T2310] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 262.917351][ T2310] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 262.917354][ T2310] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 262.917358][ T2310] rtnl_newlink (net/core/rtnetlink.c:4215) [ 262.917361][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917364][ T2310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 262.917366][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.917368][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917371][ T2310] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 262.917375][ T2310] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 262.917377][ T2310] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 262.917380][ T2310] ? __kernel_text_address (kernel/extable.c:79) [ 262.917382][ T2310] ? write_profile (profile.c:?) [ 262.917384][ T2310] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 262.917386][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917388][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917391][ T2310] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 262.917395][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.917397][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917400][ T2310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 262.917402][ T2310] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 262.917405][ T2310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 262.917407][ T2310] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 262.917409][ T2310] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 262.917413][ T2310] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 262.917415][ T2310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 262.917417][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.917420][ T2310] ? netlink_ack (./include/linux/skbuff.h:2718) [ 262.917422][ T2310] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 262.917426][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917428][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.917431][ T2310] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 262.917434][ T2310] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 262.917436][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917439][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917441][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.917444][ T2310] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 262.917447][ T2310] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 262.917450][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917453][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 262.917455][ T2310] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 262.917458][ T2310] ? copy_msghdr_from_user (net/socket.c:2650) [ 262.917461][ T2310] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 262.917463][ T2310] ? move_addr_to_kernel (net/socket.c:258) [ 262.917465][ T2310] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 262.917469][ T2310] ___sys_sendmsg (net/socket.c:2767) [ 262.917472][ T2310] ? copy_msghdr_from_user (net/socket.c:2619) [ 262.917479][ T2310] __sys_sendmsg (net/socket.c:2799) [ 262.917482][ T2310] ? __sys_sendmsg_sock (net/socket.c:2780) [ 262.917487][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.917490][ T2310] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 262.917492][ T2310] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 262.917495][ T2310] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.917497][ T2310] RIP: 0033:0x7f99ecff754e [ 262.917500][ T2310] 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 [ 262.917503][ T2310] RSP: 002b:00007ffe607afc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 262.917508][ T2310] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f99ecff754e [ 262.917510][ T2310] RDX: 0000000000000000 RSI: 00007ffe607afcf0 RDI: 0000000000000005 [ 262.917511][ T2310] RBP: 00007ffe607afc50 R08: 0000000000000000 R09: 0000000000000000 [ 262.917513][ T2310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131f2 [ 262.917514][ T2310] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe607b03b0 | [ 265.293809][ T2337] softirqs last disabled at (0): 0x0 | [ 265.293810][ T2337] Preemption disabled at: | [ 265.293811][ T2337] vprintk_emit (kernel/printk/printk.c:2471) | [ 265.293823][ T2337] Tainted: [W]=WARN [ 265.293824][ T2337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 265.293825][ T2337] Call Trace: [ 265.293827][ T2337] [ 265.293828][ T2337] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 265.293833][ T2337] ? vprintk_emit (kernel/printk/printk.c:2471) [ 265.293835][ T2337] __might_resched.cold (kernel/sched/core.c:9234) [ 265.293839][ T2337] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 265.293841][ T2337] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 265.293844][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293848][ T2337] __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)) [ 265.293851][ T2337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.293854][ T2337] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.293858][ T2337] ? 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) [ 265.293859][ T2337] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.293861][ T2337] put_chars (drivers/char/virtio_console.c:1176) [ 265.293863][ T2337] ? __send_to_port (drivers/char/virtio_console.c:654) [ 265.293865][ T2337] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 265.293867][ T2337] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 265.293871][ T2337] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 265.293872][ T2337] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 265.293875][ T2337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.293877][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293878][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293881][ T2337] console_emit_next_record (kernel/printk/printk.c:3183) [ 265.293883][ T2337] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 265.293885][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293887][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293889][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293890][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.293892][ T2337] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 265.293894][ T2337] console_flush_one_record (kernel/printk/printk.c:3268) [ 265.293896][ T2337] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 265.293899][ T2337] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 265.293901][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.293902][ T2337] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 265.293904][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293905][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.293907][ T2337] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 265.293908][ T2337] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 265.293910][ T2337] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 265.293912][ T2337] ? vprintk_emit (kernel/printk/printk.c:2478) [ 265.293914][ T2337] vprintk_emit (kernel/printk/printk.c:2479) [ 265.293916][ T2337] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 265.293918][ T2337] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 265.293924][ T2337] _printk (kernel/printk/printk.c:2504) [ 265.293927][ T2337] ? snapshot_read.cold (user.c:?) [ 265.293929][ T2337] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 265.293932][ T2337] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 265.293934][ T2337] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 265.293936][ T2337] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 265.293938][ T2337] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 265.293940][ T2337] ? netdev_notice (net/core/dev.c:13194) [ 265.293942][ T2337] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 265.293945][ T2337] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 265.293947][ T2337] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 265.293950][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293952][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293954][ T2337] ? 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) [ 265.293957][ T2337] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 265.293960][ T2337] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 265.293962][ T2337] __dev_change_flags (net/core/dev.c:9834) [ 265.293965][ T2337] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 265.293967][ T2337] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 265.293970][ T2337] ? __kernel_text_address (kernel/extable.c:79) [ 265.293971][ T2337] ? write_profile (profile.c:?) [ 265.293973][ T2337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 265.293976][ T2337] netif_change_flags (net/core/dev.c:9877) [ 265.293978][ T2337] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 265.293982][ T2337] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 265.293983][ T2337] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 265.293984][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.293986][ T2337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 265.293990][ T2337] ? kasan_save_stack (mm/kasan/common.c:58) [ 265.293992][ T2337] ? kasan_save_stack (mm/kasan/common.c:57) [ 265.293994][ T2337] ? kasan_save_track (mm/kasan/common.c:78) [ 265.293995][ T2337] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 265.293997][ T2337] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 265.293999][ T2337] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 265.294000][ T2337] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 265.294001][ T2337] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 265.294002][ T2337] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 265.294004][ T2337] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 265.294005][ T2337] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 265.294007][ T2337] ? ___sys_sendmsg (net/socket.c:2767) [ 265.294009][ T2337] ? __sys_sendmsg (net/socket.c:2799) [ 265.294010][ T2337] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 265.294012][ T2337] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 265.294015][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294017][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.294018][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294020][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294022][ T2337] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 265.294024][ T2337] ? __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) [ 265.294026][ T2337] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 265.294028][ T2337] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 265.294029][ T2337] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 265.294031][ T2337] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 265.294033][ T2337] rtnl_newlink (net/core/rtnetlink.c:4215) [ 265.294035][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294037][ T2337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 265.294038][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.294040][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294042][ T2337] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 265.294045][ T2337] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 265.294047][ T2337] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 265.294048][ T2337] ? __kernel_text_address (kernel/extable.c:79) [ 265.294049][ T2337] ? write_profile (profile.c:?) [ 265.294051][ T2337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 265.294052][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294054][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294055][ T2337] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 265.294059][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.294060][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294062][ T2337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 265.294063][ T2337] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 265.294065][ T2337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 265.294066][ T2337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 265.294068][ T2337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 265.294070][ T2337] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 265.294072][ T2337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 265.294073][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.294074][ T2337] ? netlink_ack (./include/linux/skbuff.h:2718) [ 265.294076][ T2337] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 265.294078][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294080][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.294082][ T2337] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 265.294084][ T2337] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 265.294085][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294087][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294089][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.294090][ T2337] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 265.294092][ T2337] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 265.294094][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294096][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.294098][ T2337] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 265.294099][ T2337] ? copy_msghdr_from_user (net/socket.c:2650) [ 265.294101][ T2337] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 265.294102][ T2337] ? move_addr_to_kernel (net/socket.c:258) [ 265.294104][ T2337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 265.294106][ T2337] ___sys_sendmsg (net/socket.c:2767) [ 265.294108][ T2337] ? copy_msghdr_from_user (net/socket.c:2619) [ 265.294113][ T2337] __sys_sendmsg (net/socket.c:2799) [ 265.294115][ T2337] ? __sys_sendmsg_sock (net/socket.c:2780) [ 265.294118][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.294120][ T2337] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 265.294121][ T2337] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 265.294123][ T2337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 265.294124][ T2337] RIP: 0033:0x7f663f84a54e [ 265.294126][ T2337] 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 [ 265.294128][ T2337] RSP: 002b:00007ffdccf34720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 265.294132][ T2337] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f663f84a54e [ 265.294133][ T2337] RDX: 0000000000000000 RSI: 00007ffdccf347d0 RDI: 0000000000000005 [ 265.294134][ T2337] RBP: 00007ffdccf34730 R08: 0000000000000000 R09: 0000000000000000 [ 265.294135][ T2337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131f4 [ 265.294136][ T2337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdccf34e90 | [ 270.593490][ T2352] softirqs last disabled at (0): 0x0 | [ 270.593492][ T2352] Preemption disabled at: | [ 270.593493][ T2352] vprintk_emit (kernel/printk/printk.c:2471) | [ 270.593504][ T2352] Tainted: [W]=WARN [ 270.593505][ T2352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 270.593506][ T2352] Call Trace: [ 270.593508][ T2352] [ 270.593509][ T2352] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 270.593515][ T2352] ? vprintk_emit (kernel/printk/printk.c:2471) [ 270.593517][ T2352] __might_resched.cold (kernel/sched/core.c:9234) [ 270.593520][ T2352] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 270.593522][ T2352] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 270.593525][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593529][ T2352] __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)) [ 270.593533][ T2352] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.593535][ T2352] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.593539][ T2352] ? 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) [ 270.593541][ T2352] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.593543][ T2352] put_chars (drivers/char/virtio_console.c:1176) [ 270.593545][ T2352] ? __send_to_port (drivers/char/virtio_console.c:654) [ 270.593547][ T2352] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 270.593549][ T2352] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 270.593552][ T2352] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 270.593553][ T2352] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 270.593557][ T2352] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.593558][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593560][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593562][ T2352] console_emit_next_record (kernel/printk/printk.c:3183) [ 270.593565][ T2352] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 270.593567][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593568][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593570][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593571][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.593580][ T2352] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 270.593581][ T2352] console_flush_one_record (kernel/printk/printk.c:3268) [ 270.593584][ T2352] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 270.593586][ T2352] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 270.593588][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.593590][ T2352] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 270.593591][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593593][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.593594][ T2352] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 270.593596][ T2352] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 270.593598][ T2352] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 270.593600][ T2352] ? vprintk_emit (kernel/printk/printk.c:2478) [ 270.593602][ T2352] vprintk_emit (kernel/printk/printk.c:2479) [ 270.593604][ T2352] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 270.593606][ T2352] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 270.593609][ T2352] _printk (kernel/printk/printk.c:2504) [ 270.593612][ T2352] ? snapshot_read.cold (user.c:?) [ 270.593614][ T2352] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 270.593617][ T2352] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 270.593619][ T2352] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 270.593622][ T2352] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 270.593623][ T2352] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 270.593625][ T2352] ? netdev_notice (net/core/dev.c:13194) [ 270.593627][ T2352] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 270.593630][ T2352] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 270.593632][ T2352] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 270.593635][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593637][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593639][ T2352] ? 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) [ 270.593642][ T2352] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 270.593644][ T2352] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 270.593647][ T2352] __dev_change_flags (net/core/dev.c:9834) [ 270.593650][ T2352] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 270.593652][ T2352] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 270.593654][ T2352] ? __kernel_text_address (kernel/extable.c:79) [ 270.593655][ T2352] ? write_profile (profile.c:?) [ 270.593658][ T2352] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 270.593660][ T2352] netif_change_flags (net/core/dev.c:9877) [ 270.593662][ T2352] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 270.593667][ T2352] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 270.593668][ T2352] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 270.593670][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593671][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 270.593675][ T2352] ? kasan_save_stack (mm/kasan/common.c:58) [ 270.593678][ T2352] ? kasan_save_stack (mm/kasan/common.c:57) [ 270.593680][ T2352] ? kasan_save_track (mm/kasan/common.c:78) [ 270.593681][ T2352] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 270.593682][ T2352] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 270.593684][ T2352] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 270.593685][ T2352] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 270.593686][ T2352] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 270.593688][ T2352] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 270.593689][ T2352] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 270.593690][ T2352] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 270.593693][ T2352] ? ___sys_sendmsg (net/socket.c:2767) [ 270.593694][ T2352] ? __sys_sendmsg (net/socket.c:2799) [ 270.593696][ T2352] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 270.593698][ T2352] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 270.593700][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593702][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.593703][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593705][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593707][ T2352] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 270.593709][ T2352] ? __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) [ 270.593711][ T2352] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 270.593712][ T2352] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 270.593714][ T2352] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 270.593716][ T2352] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 270.593718][ T2352] rtnl_newlink (net/core/rtnetlink.c:4215) [ 270.593720][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593722][ T2352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 270.593723][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.593725][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593727][ T2352] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 270.593730][ T2352] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 270.593732][ T2352] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 270.593733][ T2352] ? __kernel_text_address (kernel/extable.c:79) [ 270.593734][ T2352] ? write_profile (profile.c:?) [ 270.593735][ T2352] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 270.593737][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593738][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593740][ T2352] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 270.593743][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.593745][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593747][ T2352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 270.593748][ T2352] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 270.593749][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 270.593751][ T2352] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 270.593752][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 270.593755][ T2352] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 270.593756][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 270.593757][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.593759][ T2352] ? netlink_ack (./include/linux/skbuff.h:2718) [ 270.593760][ T2352] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 270.593763][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593764][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.593766][ T2352] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 270.593768][ T2352] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 270.593770][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593771][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593773][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.593775][ T2352] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 270.593777][ T2352] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 270.593779][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593780][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.593782][ T2352] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 270.593784][ T2352] ? copy_msghdr_from_user (net/socket.c:2650) [ 270.593785][ T2352] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 270.593787][ T2352] ? move_addr_to_kernel (net/socket.c:258) [ 270.593788][ T2352] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 270.593791][ T2352] ___sys_sendmsg (net/socket.c:2767) [ 270.593793][ T2352] ? copy_msghdr_from_user (net/socket.c:2619) [ 270.593797][ T2352] __sys_sendmsg (net/socket.c:2799) [ 270.593799][ T2352] ? __sys_sendmsg_sock (net/socket.c:2780) [ 270.593802][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.593804][ T2352] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 270.593805][ T2352] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 270.593808][ T2352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 270.593809][ T2352] RIP: 0033:0x7f2bbbc0454e [ 270.593811][ T2352] 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 [ 270.593813][ T2352] RSP: 002b:00007ffebfca7080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 270.593817][ T2352] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2bbbc0454e [ 270.593819][ T2352] RDX: 0000000000000000 RSI: 00007ffebfca7130 RDI: 0000000000000005 [ 270.593819][ T2352] RBP: 00007ffebfca7090 R08: 0000000000000000 R09: 0000000000000000 [ 270.593820][ T2352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9131fa [ 270.593821][ T2352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebfca77f0 | [ 273.681895][ T10] softirqs last disabled at (26419): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 273.681897][ T10] Preemption disabled at: | [ 273.681898][ T10] vprintk_emit (kernel/printk/printk.c:2471) | [ 273.681910][ T10] Tainted: [W]=WARN [ 273.681911][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 273.681912][ T10] Workqueue: events netdev_work_proc [ 273.681918][ T10] Call Trace: [ 273.681922][ T10] [ 273.681923][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 273.681929][ T10] ? vprintk_emit (kernel/printk/printk.c:2471) [ 273.681931][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 273.681935][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 273.681938][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.681942][ T10] __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)) [ 273.681945][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.681948][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.681952][ T10] ? 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) [ 273.681953][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.681955][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 273.681957][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 273.681959][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 273.681962][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 273.681965][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 273.681966][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.681968][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.681970][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.681972][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 273.681975][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 273.681977][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.681979][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.681980][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.681982][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.681984][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 273.681986][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 273.681988][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 273.681991][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 273.681993][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.681995][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 273.681996][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.681998][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 273.682000][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 273.682001][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 273.682003][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 273.682005][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 273.682008][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 273.682010][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 273.682012][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.682014][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.682016][ T10] _printk (kernel/printk/printk.c:2504) [ 273.682019][ T10] ? snapshot_read.cold (user.c:?) [ 273.682021][ T10] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 273.682024][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 273.682026][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 273.682029][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 273.682031][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 273.682032][ T10] ? netdev_notice (net/core/dev.c:13194) [ 273.682035][ T10] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 273.682038][ T10] ? 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) [ 273.682041][ T10] ? 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) [ 273.682045][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 273.682048][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 273.682051][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.682054][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 273.682056][ T10] ? 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) [ 273.682058][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 273.682061][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 273.682063][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 273.682064][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 273.682066][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 273.682068][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.682070][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 273.682073][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 273.682074][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 273.682076][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.682078][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.682079][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.682082][ T10] process_one_work (kernel/workqueue.c:3387) [ 273.682085][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 273.682087][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 273.682090][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.682092][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 273.682094][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 273.682096][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 273.682098][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 273.682100][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 273.682102][ T10] kthread (kernel/kthread.c:436) [ 273.682104][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 273.682105][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 273.682107][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 273.682110][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 273.682112][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 273.682115][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 273.682117][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 291.412903][ T2544] softirqs last disabled at (0): 0x0 | [ 291.412904][ T2544] Preemption disabled at: | [ 291.412905][ T2544] vprintk_emit (kernel/printk/printk.c:2471) | [ 291.412917][ T2544] Tainted: [W]=WARN [ 291.412918][ T2544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 291.412922][ T2544] Call Trace: [ 291.412924][ T2544] [ 291.412926][ T2544] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 291.412931][ T2544] ? vprintk_emit (kernel/printk/printk.c:2471) [ 291.412933][ T2544] __might_resched.cold (kernel/sched/core.c:9234) [ 291.412937][ T2544] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 291.412941][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.412945][ T2544] __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)) [ 291.412949][ T2544] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 291.412951][ T2544] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 291.412956][ T2544] ? 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) [ 291.412957][ T2544] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 291.412959][ T2544] put_chars (drivers/char/virtio_console.c:1176) [ 291.412961][ T2544] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 291.412963][ T2544] ? __send_to_port (drivers/char/virtio_console.c:654) [ 291.412965][ T2544] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 291.412967][ T2544] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 291.412971][ T2544] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 291.412972][ T2544] ? 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) [ 291.412974][ T2544] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 291.412975][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.412977][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.412979][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.412981][ T2544] console_emit_next_record (kernel/printk/printk.c:3183) [ 291.412983][ T2544] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 291.412985][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.412987][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.412989][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.412991][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.412993][ T2544] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 291.412994][ T2544] console_flush_one_record (kernel/printk/printk.c:3268) [ 291.412997][ T2544] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 291.412999][ T2544] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 291.413001][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.413003][ T2544] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 291.413004][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413006][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.413007][ T2544] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 291.413009][ T2544] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 291.413011][ T2544] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 291.413013][ T2544] ? vprintk_emit (kernel/printk/printk.c:2478) [ 291.413015][ T2544] vprintk_emit (kernel/printk/printk.c:2479) [ 291.413017][ T2544] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 291.413019][ T2544] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 291.413023][ T2544] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 291.413026][ T2544] _printk (kernel/printk/printk.c:2504) [ 291.413029][ T2544] ? snapshot_read.cold (user.c:?) [ 291.413031][ T2544] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 291.413034][ T2544] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 291.413036][ T2544] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 291.413039][ T2544] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 291.413041][ T2544] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 291.413042][ T2544] ? netdev_notice (net/core/dev.c:13194) [ 291.413044][ T2544] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 291.413047][ T2544] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 291.413050][ T2544] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 291.413053][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413055][ T2544] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 291.413058][ T2544] ? 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) [ 291.413061][ T2544] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 291.413064][ T2544] __dev_change_flags (net/core/dev.c:9821) [ 291.413067][ T2544] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 291.413069][ T2544] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 291.413071][ T2544] ? __kernel_text_address (kernel/extable.c:79) [ 291.413072][ T2544] ? write_profile (profile.c:?) [ 291.413074][ T2544] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 291.413077][ T2544] netif_change_flags (net/core/dev.c:9877) [ 291.413079][ T2544] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 291.413084][ T2544] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 291.413086][ T2544] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 291.413087][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413089][ T2544] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 291.413093][ T2544] ? kasan_save_stack (mm/kasan/common.c:58) [ 291.413096][ T2544] ? kasan_save_stack (mm/kasan/common.c:57) [ 291.413097][ T2544] ? kasan_save_track (mm/kasan/common.c:78) [ 291.413099][ T2544] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 291.413100][ T2544] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 291.413102][ T2544] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 291.413103][ T2544] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 291.413104][ T2544] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 291.413106][ T2544] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 291.413107][ T2544] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 291.413108][ T2544] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 291.413110][ T2544] ? ___sys_sendmsg (net/socket.c:2767) [ 291.413111][ T2544] ? __sys_sendmsg (net/socket.c:2799) [ 291.413113][ T2544] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 291.413115][ T2544] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 291.413117][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413119][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.413121][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413122][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413124][ T2544] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 291.413126][ T2544] ? __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) [ 291.413127][ T2544] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 291.413129][ T2544] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 291.413130][ T2544] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 291.413132][ T2544] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 291.413135][ T2544] rtnl_newlink (net/core/rtnetlink.c:4215) [ 291.413137][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413138][ T2544] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 291.413139][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.413141][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413143][ T2544] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 291.413146][ T2544] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 291.413148][ T2544] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 291.413149][ T2544] ? __kernel_text_address (kernel/extable.c:79) [ 291.413151][ T2544] ? write_profile (profile.c:?) [ 291.413152][ T2544] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 291.413153][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413155][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413156][ T2544] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 291.413160][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.413162][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413163][ T2544] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 291.413165][ T2544] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 291.413167][ T2544] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 291.413168][ T2544] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 291.413169][ T2544] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 291.413172][ T2544] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 291.413173][ T2544] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 291.413175][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.413176][ T2544] ? netlink_ack (./include/linux/skbuff.h:2718) [ 291.413178][ T2544] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 291.413180][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413182][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.413184][ T2544] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 291.413186][ T2544] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 291.413187][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413189][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413191][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.413193][ T2544] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 291.413195][ T2544] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 291.413197][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413199][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.413200][ T2544] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 291.413202][ T2544] ? copy_msghdr_from_user (net/socket.c:2650) [ 291.413204][ T2544] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 291.413205][ T2544] ? move_addr_to_kernel (net/socket.c:258) [ 291.413207][ T2544] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 291.413209][ T2544] ___sys_sendmsg (net/socket.c:2767) [ 291.413211][ T2544] ? copy_msghdr_from_user (net/socket.c:2619) [ 291.413216][ T2544] __sys_sendmsg (net/socket.c:2799) [ 291.413218][ T2544] ? __sys_sendmsg_sock (net/socket.c:2780) [ 291.413221][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.413223][ T2544] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 291.413224][ T2544] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 291.413226][ T2544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 291.413228][ T2544] RIP: 0033:0x7fb34d0ce54e [ 291.413230][ T2544] 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 [ 291.413232][ T2544] RSP: 002b:00007ffd9426f840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 291.413236][ T2544] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb34d0ce54e [ 291.413237][ T2544] RDX: 0000000000000000 RSI: 00007ffd9426f8f0 RDI: 0000000000000005 [ 291.413238][ T2544] RBP: 00007ffd9426f850 R08: 0000000000000000 R09: 0000000000000000 [ 291.413239][ T2544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91320e [ 291.413240][ T2544] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9426ffb0 | [ 296.694806][ T2559] softirqs last disabled at (0): 0x0 | [ 296.694809][ T2559] Preemption disabled at: | [ 296.694809][ T2559] vprintk_emit (kernel/printk/printk.c:2471) | [ 296.694821][ T2559] Tainted: [W]=WARN [ 296.694822][ T2559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 296.694823][ T2559] Call Trace: [ 296.694825][ T2559] [ 296.694826][ T2559] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 296.694831][ T2559] ? vprintk_emit (kernel/printk/printk.c:2471) [ 296.694833][ T2559] __might_resched.cold (kernel/sched/core.c:9234) [ 296.694837][ T2559] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 296.694841][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694845][ T2559] __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)) [ 296.694848][ T2559] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 296.694851][ T2559] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 296.694855][ T2559] ? 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) [ 296.694856][ T2559] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 296.694858][ T2559] put_chars (drivers/char/virtio_console.c:1176) [ 296.694860][ T2559] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 296.694862][ T2559] ? __send_to_port (drivers/char/virtio_console.c:654) [ 296.694864][ T2559] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 296.694866][ T2559] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 296.694870][ T2559] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 296.694871][ T2559] ? 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) [ 296.694873][ T2559] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 296.694874][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694876][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694878][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.694880][ T2559] console_emit_next_record (kernel/printk/printk.c:3183) [ 296.694882][ T2559] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 296.694884][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694886][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694887][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694889][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.694891][ T2559] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 296.694893][ T2559] console_flush_one_record (kernel/printk/printk.c:3268) [ 296.694895][ T2559] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 296.694897][ T2559] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 296.694899][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.694901][ T2559] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 296.694902][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694904][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.694905][ T2559] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 296.694907][ T2559] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 296.694909][ T2559] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 296.694911][ T2559] ? vprintk_emit (kernel/printk/printk.c:2478) [ 296.694913][ T2559] vprintk_emit (kernel/printk/printk.c:2479) [ 296.694915][ T2559] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 296.694917][ T2559] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 296.694923][ T2559] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 296.694925][ T2559] _printk (kernel/printk/printk.c:2504) [ 296.694929][ T2559] ? snapshot_read.cold (user.c:?) [ 296.694931][ T2559] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 296.694934][ T2559] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 296.694936][ T2559] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 296.694939][ T2559] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 296.694941][ T2559] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 296.694942][ T2559] ? netdev_notice (net/core/dev.c:13194) [ 296.694944][ T2559] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 296.694947][ T2559] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 296.694951][ T2559] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 296.694954][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694956][ T2559] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 296.694958][ T2559] ? 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) [ 296.694961][ T2559] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 296.694964][ T2559] __dev_change_flags (net/core/dev.c:9821) [ 296.694967][ T2559] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 296.694969][ T2559] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 296.694971][ T2559] ? __kernel_text_address (kernel/extable.c:79) [ 296.694972][ T2559] ? write_profile (profile.c:?) [ 296.694975][ T2559] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 296.694977][ T2559] netif_change_flags (net/core/dev.c:9877) [ 296.694979][ T2559] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 296.694983][ T2559] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 296.694985][ T2559] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 296.694986][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.694988][ T2559] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 296.694992][ T2559] ? kasan_save_stack (mm/kasan/common.c:58) [ 296.694994][ T2559] ? kasan_save_stack (mm/kasan/common.c:57) [ 296.694996][ T2559] ? kasan_save_track (mm/kasan/common.c:78) [ 296.694997][ T2559] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 296.694999][ T2559] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 296.695000][ T2559] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 296.695001][ T2559] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 296.695003][ T2559] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 296.695004][ T2559] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 296.695005][ T2559] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 296.695007][ T2559] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 296.695008][ T2559] ? ___sys_sendmsg (net/socket.c:2767) [ 296.695009][ T2559] ? __sys_sendmsg (net/socket.c:2799) [ 296.695011][ T2559] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 296.695013][ T2559] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 296.695016][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695017][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.695019][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695020][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695022][ T2559] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 296.695024][ T2559] ? __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) [ 296.695026][ T2559] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 296.695027][ T2559] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 296.695029][ T2559] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 296.695031][ T2559] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 296.695033][ T2559] rtnl_newlink (net/core/rtnetlink.c:4215) [ 296.695035][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695037][ T2559] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 296.695038][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.695039][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695041][ T2559] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 296.695044][ T2559] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 296.695046][ T2559] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 296.695048][ T2559] ? __kernel_text_address (kernel/extable.c:79) [ 296.695049][ T2559] ? write_profile (profile.c:?) [ 296.695050][ T2559] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 296.695051][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695053][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695055][ T2559] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 296.695058][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.695060][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695062][ T2559] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 296.695063][ T2559] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 296.695065][ T2559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 296.695066][ T2559] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 296.695067][ T2559] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 296.695070][ T2559] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 296.695071][ T2559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 296.695073][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.695074][ T2559] ? netlink_ack (./include/linux/skbuff.h:2718) [ 296.695075][ T2559] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 296.695078][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695080][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.695082][ T2559] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 296.695084][ T2559] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 296.695085][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695087][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695088][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.695090][ T2559] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 296.695092][ T2559] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 296.695094][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695096][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.695098][ T2559] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 296.695099][ T2559] ? copy_msghdr_from_user (net/socket.c:2650) [ 296.695101][ T2559] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 296.695103][ T2559] ? move_addr_to_kernel (net/socket.c:258) [ 296.695104][ T2559] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 296.695107][ T2559] ___sys_sendmsg (net/socket.c:2767) [ 296.695109][ T2559] ? copy_msghdr_from_user (net/socket.c:2619) [ 296.695113][ T2559] __sys_sendmsg (net/socket.c:2799) [ 296.695115][ T2559] ? __sys_sendmsg_sock (net/socket.c:2780) [ 296.695118][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.695120][ T2559] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 296.695121][ T2559] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 296.695124][ T2559] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 296.695125][ T2559] RIP: 0033:0x7fe1abe0654e [ 296.695127][ T2559] 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 [ 296.695129][ T2559] RSP: 002b:00007ffe2e47bd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 296.695133][ T2559] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe1abe0654e [ 296.695134][ T2559] RDX: 0000000000000000 RSI: 00007ffe2e47be30 RDI: 0000000000000005 [ 296.695135][ T2559] RBP: 00007ffe2e47bd90 R08: 0000000000000000 R09: 0000000000000000 [ 296.695136][ T2559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913214 [ 296.695137][ T2559] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2e47c4f0 | [ 299.097087][ T2586] softirqs last disabled at (0): 0x0 | [ 299.097090][ T2586] Preemption disabled at: | [ 299.097091][ T2586] vprintk_emit (kernel/printk/printk.c:2471) | [ 299.097105][ T2586] Tainted: [W]=WARN [ 299.097106][ T2586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 299.097108][ T2586] Call Trace: [ 299.097110][ T2586] [ 299.097112][ T2586] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 299.097118][ T2586] ? vprintk_emit (kernel/printk/printk.c:2471) [ 299.097121][ T2586] __might_resched.cold (kernel/sched/core.c:9234) [ 299.097125][ T2586] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 299.097128][ T2586] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 299.097132][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097137][ T2586] __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)) [ 299.097141][ T2586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.097145][ T2586] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.097150][ T2586] ? 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) [ 299.097152][ T2586] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.097155][ T2586] put_chars (drivers/char/virtio_console.c:1176) [ 299.097158][ T2586] ? __send_to_port (drivers/char/virtio_console.c:654) [ 299.097161][ T2586] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 299.097164][ T2586] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 299.097169][ T2586] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 299.097171][ T2586] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 299.097175][ T2586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.097178][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097180][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097183][ T2586] console_emit_next_record (kernel/printk/printk.c:3183) [ 299.097187][ T2586] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 299.097190][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097192][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097195][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097197][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.097200][ T2586] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 299.097203][ T2586] console_flush_one_record (kernel/printk/printk.c:3268) [ 299.097206][ T2586] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 299.097210][ T2586] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 299.097213][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.097215][ T2586] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 299.097217][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097220][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.097222][ T2586] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 299.097224][ T2586] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 299.097227][ T2586] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 299.097230][ T2586] ? vprintk_emit (kernel/printk/printk.c:2478) [ 299.097233][ T2586] vprintk_emit (kernel/printk/printk.c:2479) [ 299.097236][ T2586] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 299.097239][ T2586] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 299.097243][ T2586] _printk (kernel/printk/printk.c:2504) [ 299.097247][ T2586] ? snapshot_read.cold (user.c:?) [ 299.097250][ T2586] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 299.097254][ T2586] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 299.097257][ T2586] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 299.097261][ T2586] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 299.097263][ T2586] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 299.097266][ T2586] ? netdev_notice (net/core/dev.c:13194) [ 299.097268][ T2586] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 299.097272][ T2586] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 299.097275][ T2586] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 299.097278][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097281][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097284][ T2586] ? 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) [ 299.097288][ T2586] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 299.097292][ T2586] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 299.097295][ T2586] __dev_change_flags (net/core/dev.c:9834) [ 299.097300][ T2586] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 299.097302][ T2586] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 299.097305][ T2586] ? __kernel_text_address (kernel/extable.c:79) [ 299.097307][ T2586] ? write_profile (profile.c:?) [ 299.097311][ T2586] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 299.097314][ T2586] netif_change_flags (net/core/dev.c:9877) [ 299.097317][ T2586] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 299.097324][ T2586] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 299.097326][ T2586] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 299.097328][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097331][ T2586] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 299.097336][ T2586] ? kasan_save_stack (mm/kasan/common.c:58) [ 299.097339][ T2586] ? kasan_save_stack (mm/kasan/common.c:57) [ 299.097342][ T2586] ? kasan_save_track (mm/kasan/common.c:78) [ 299.097344][ T2586] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 299.097346][ T2586] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 299.097349][ T2586] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 299.097350][ T2586] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 299.097352][ T2586] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 299.097355][ T2586] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 299.097357][ T2586] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 299.097359][ T2586] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 299.097362][ T2586] ? ___sys_sendmsg (net/socket.c:2767) [ 299.097364][ T2586] ? __sys_sendmsg (net/socket.c:2799) [ 299.097367][ T2586] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 299.097370][ T2586] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 299.097374][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097376][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.097378][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097381][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097383][ T2586] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 299.097387][ T2586] ? __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) [ 299.097389][ T2586] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 299.097392][ T2586] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 299.097394][ T2586] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 299.097398][ T2586] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 299.097401][ T2586] rtnl_newlink (net/core/rtnetlink.c:4215) [ 299.097405][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097407][ T2586] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 299.097409][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.097411][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097414][ T2586] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 299.097418][ T2586] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 299.097421][ T2586] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 299.097423][ T2586] ? __kernel_text_address (kernel/extable.c:79) [ 299.097425][ T2586] ? write_profile (profile.c:?) [ 299.097427][ T2586] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 299.097429][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097432][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097434][ T2586] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 299.097438][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.097441][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097443][ T2586] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 299.097445][ T2586] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 299.097448][ T2586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 299.097450][ T2586] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 299.097453][ T2586] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 299.097457][ T2586] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 299.097459][ T2586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 299.097461][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.097464][ T2586] ? netlink_ack (./include/linux/skbuff.h:2718) [ 299.097466][ T2586] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 299.097470][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097472][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.097475][ T2586] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 299.097478][ T2586] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 299.097481][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097483][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097486][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.097489][ T2586] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 299.097492][ T2586] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 299.097495][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097497][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.097500][ T2586] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 299.097503][ T2586] ? copy_msghdr_from_user (net/socket.c:2650) [ 299.097505][ T2586] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 299.097507][ T2586] ? move_addr_to_kernel (net/socket.c:258) [ 299.097510][ T2586] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 299.097514][ T2586] ___sys_sendmsg (net/socket.c:2767) [ 299.097517][ T2586] ? copy_msghdr_from_user (net/socket.c:2619) [ 299.097525][ T2586] __sys_sendmsg (net/socket.c:2799) [ 299.097528][ T2586] ? __sys_sendmsg_sock (net/socket.c:2780) [ 299.097532][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.097535][ T2586] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 299.097537][ T2586] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 299.097540][ T2586] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 299.097543][ T2586] RIP: 0033:0x7f416c17e54e [ 299.097546][ T2586] 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 [ 299.097549][ T2586] RSP: 002b:00007ffd0a2eac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 299.097553][ T2586] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f416c17e54e [ 299.097556][ T2586] RDX: 0000000000000000 RSI: 00007ffd0a2eacb0 RDI: 0000000000000005 [ 299.097557][ T2586] RBP: 00007ffd0a2eac10 R08: 0000000000000000 R09: 0000000000000000 [ 299.097559][ T2586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913216 [ 299.097560][ T2586] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0a2eb370 | [ 304.402896][ T2601] softirqs last disabled at (0): 0x0 | [ 304.402898][ T2601] Preemption disabled at: | [ 304.402898][ T2601] vprintk_emit (kernel/printk/printk.c:2471) | [ 304.402910][ T2601] Tainted: [W]=WARN [ 304.402911][ T2601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 304.402913][ T2601] Call Trace: [ 304.402915][ T2601] [ 304.402916][ T2601] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 304.402924][ T2601] ? vprintk_emit (kernel/printk/printk.c:2471) [ 304.402925][ T2601] __might_resched.cold (kernel/sched/core.c:9234) [ 304.402929][ T2601] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 304.402931][ T2601] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 304.402934][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.402938][ T2601] __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)) [ 304.402941][ T2601] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.402944][ T2601] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.402947][ T2601] ? 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) [ 304.402949][ T2601] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.402951][ T2601] put_chars (drivers/char/virtio_console.c:1176) [ 304.402953][ T2601] ? __send_to_port (drivers/char/virtio_console.c:654) [ 304.402955][ T2601] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 304.402957][ T2601] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 304.402960][ T2601] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 304.402961][ T2601] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 304.402964][ T2601] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.402966][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.402967][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.402970][ T2601] console_emit_next_record (kernel/printk/printk.c:3183) [ 304.402972][ T2601] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 304.402974][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.402976][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.402977][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.402979][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.402981][ T2601] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 304.402983][ T2601] console_flush_one_record (kernel/printk/printk.c:3268) [ 304.402985][ T2601] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 304.402988][ T2601] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 304.402989][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.402991][ T2601] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 304.402992][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.402994][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.402995][ T2601] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 304.402996][ T2601] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 304.402998][ T2601] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 304.403000][ T2601] ? vprintk_emit (kernel/printk/printk.c:2478) [ 304.403002][ T2601] vprintk_emit (kernel/printk/printk.c:2479) [ 304.403004][ T2601] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 304.403006][ T2601] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 304.403009][ T2601] _printk (kernel/printk/printk.c:2504) [ 304.403012][ T2601] ? snapshot_read.cold (user.c:?) [ 304.403014][ T2601] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 304.403017][ T2601] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 304.403018][ T2601] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 304.403021][ T2601] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 304.403023][ T2601] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 304.403024][ T2601] ? netdev_notice (net/core/dev.c:13194) [ 304.403026][ T2601] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 304.403029][ T2601] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 304.403030][ T2601] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 304.403033][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403035][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403037][ T2601] ? 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) [ 304.403040][ T2601] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 304.403043][ T2601] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 304.403045][ T2601] __dev_change_flags (net/core/dev.c:9834) [ 304.403048][ T2601] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 304.403050][ T2601] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 304.403052][ T2601] ? __kernel_text_address (kernel/extable.c:79) [ 304.403053][ T2601] ? write_profile (profile.c:?) [ 304.403055][ T2601] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 304.403057][ T2601] netif_change_flags (net/core/dev.c:9877) [ 304.403060][ T2601] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 304.403064][ T2601] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 304.403066][ T2601] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 304.403067][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403069][ T2601] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 304.403072][ T2601] ? kasan_save_stack (mm/kasan/common.c:58) [ 304.403075][ T2601] ? kasan_save_stack (mm/kasan/common.c:57) [ 304.403076][ T2601] ? kasan_save_track (mm/kasan/common.c:78) [ 304.403078][ T2601] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 304.403079][ T2601] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 304.403081][ T2601] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 304.403082][ T2601] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 304.403083][ T2601] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 304.403084][ T2601] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 304.403085][ T2601] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 304.403087][ T2601] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 304.403089][ T2601] ? ___sys_sendmsg (net/socket.c:2767) [ 304.403090][ T2601] ? __sys_sendmsg (net/socket.c:2799) [ 304.403092][ T2601] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 304.403094][ T2601] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 304.403096][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403098][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.403099][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403101][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403103][ T2601] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 304.403105][ T2601] ? __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) [ 304.403107][ T2601] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 304.403108][ T2601] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 304.403110][ T2601] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 304.403112][ T2601] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 304.403114][ T2601] rtnl_newlink (net/core/rtnetlink.c:4215) [ 304.403116][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403117][ T2601] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 304.403118][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.403120][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403122][ T2601] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 304.403125][ T2601] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 304.403127][ T2601] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 304.403128][ T2601] ? __kernel_text_address (kernel/extable.c:79) [ 304.403129][ T2601] ? write_profile (profile.c:?) [ 304.403131][ T2601] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 304.403132][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403133][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403135][ T2601] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 304.403138][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.403140][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403142][ T2601] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 304.403143][ T2601] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 304.403144][ T2601] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 304.403146][ T2601] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 304.403147][ T2601] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 304.403150][ T2601] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 304.403151][ T2601] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 304.403152][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.403154][ T2601] ? netlink_ack (./include/linux/skbuff.h:2718) [ 304.403155][ T2601] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 304.403157][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403159][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.403161][ T2601] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 304.403163][ T2601] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 304.403164][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403166][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403168][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.403169][ T2601] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 304.403171][ T2601] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 304.403173][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403175][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.403176][ T2601] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 304.403178][ T2601] ? copy_msghdr_from_user (net/socket.c:2650) [ 304.403180][ T2601] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 304.403181][ T2601] ? move_addr_to_kernel (net/socket.c:258) [ 304.403183][ T2601] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 304.403185][ T2601] ___sys_sendmsg (net/socket.c:2767) [ 304.403187][ T2601] ? copy_msghdr_from_user (net/socket.c:2619) [ 304.403192][ T2601] __sys_sendmsg (net/socket.c:2799) [ 304.403193][ T2601] ? __sys_sendmsg_sock (net/socket.c:2780) [ 304.403196][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.403198][ T2601] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 304.403199][ T2601] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 304.403201][ T2601] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 304.403203][ T2601] RIP: 0033:0x7f3d9c95d54e [ 304.403205][ T2601] 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 [ 304.403207][ T2601] RSP: 002b:00007ffec343a710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 304.403210][ T2601] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3d9c95d54e [ 304.403212][ T2601] RDX: 0000000000000000 RSI: 00007ffec343a7c0 RDI: 0000000000000005 [ 304.403212][ T2601] RBP: 00007ffec343a720 R08: 0000000000000000 R09: 0000000000000000 [ 304.403213][ T2601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91321b [ 304.403214][ T2601] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec343ae80 | [ 307.557157][ T10] softirqs last disabled at (26419): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 307.557160][ T10] Preemption disabled at: | [ 307.557161][ T10] vprintk_emit (kernel/printk/printk.c:2471) | [ 307.557172][ T10] Tainted: [W]=WARN [ 307.557173][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 307.557174][ T10] Workqueue: events netdev_work_proc [ 307.557181][ T10] Call Trace: [ 307.557183][ T10] [ 307.557184][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 307.557189][ T10] ? vprintk_emit (kernel/printk/printk.c:2471) [ 307.557191][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 307.557195][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.557197][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 307.557200][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557204][ T10] __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)) [ 307.557207][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.557209][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.557213][ T10] ? 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) [ 307.557214][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.557216][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 307.557218][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 307.557220][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 307.557222][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 307.557226][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 307.557227][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557229][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557230][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.557232][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 307.557235][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 307.557237][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557238][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557240][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557242][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.557244][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 307.557245][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 307.557248][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 307.557250][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 307.557252][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.557253][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 307.557255][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557256][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.557258][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 307.557259][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 307.557261][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 307.557263][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 307.557265][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 307.557267][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 307.557269][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557271][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.557273][ T10] _printk (kernel/printk/printk.c:2504) [ 307.557276][ T10] ? snapshot_read.cold (user.c:?) [ 307.557278][ T10] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 307.557281][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 307.557283][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 307.557285][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 307.557287][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 307.557289][ T10] ? netdev_notice (net/core/dev.c:13194) [ 307.557290][ T10] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 307.557292][ T10] ? 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) [ 307.557294][ T10] ? 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) [ 307.557297][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 307.557300][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 307.557302][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.557305][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 307.557307][ T10] ? 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) [ 307.557309][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 307.557312][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 307.557314][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 307.557315][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 307.557316][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 307.557318][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557320][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 307.557323][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 307.557325][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 307.557326][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557328][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.557329][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.557331][ T10] process_one_work (kernel/workqueue.c:3387) [ 307.557335][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 307.557337][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 307.557339][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.557341][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 307.557344][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.557345][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 307.557347][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.557349][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.557350][ T10] kthread (kernel/kthread.c:436) [ 307.557352][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 307.557354][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 307.557355][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 307.557358][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 307.557360][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 307.557363][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print neigh_managed_work:netif_rx_mode_run:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_uc_del:dev_uc_del: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 dev_uc_add:dev_uc_add:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:netif_rx_mode_run:dump_stack_lvl:__kmalloc_noprof:put_chars neigh_managed_work:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars