====================================== | [ 10.287815][ T193] softirqs last disabled at (40669): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.287818][ T193] Preemption disabled at: | [ 10.287819][ T193] 0x0 | [ 10.287829][ T193] Tainted: [W]=WARN [ 10.287830][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.287832][ T193] Call Trace: [ 10.287834][ T193] [ 10.287835][ T193] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.287841][ T193] __might_resched.cold (kernel/sched/core.c:9234) [ 10.287846][ T193] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.287850][ T193] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.287855][ T193] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.287857][ T193] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.287863][ T193] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.287866][ T193] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.287869][ T193] put_chars (drivers/char/virtio_console.c:1176) [ 10.287872][ T193] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.287873][ T193] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.287878][ T193] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.287884][ T193] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.287890][ T193] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.287892][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.287895][ T193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.287899][ T193] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.287903][ T193] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.287904][ T193] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.287908][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.287910][ T193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.287914][ T193] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.287918][ T193] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.287920][ T193] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.287925][ T193] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.287930][ T193] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.287932][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.287934][ T193] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.287938][ T193] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.287940][ T193] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.287943][ T193] vprintk_emit (kernel/printk/printk.c:2479) [ 10.287947][ T193] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.287951][ T193] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.287954][ T193] _printk (kernel/printk/printk.c:2504) [ 10.287958][ T193] ? snapshot_read.cold (user.c:?) [ 10.287961][ T193] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.287964][ T193] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.287968][ T193] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.287970][ T193] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.287974][ T193] ? exit_notify (kernel/exit.c:780) [ 10.287976][ T193] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.287979][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.287983][ T193] do_group_exit (kernel/exit.c:1151) [ 10.287986][ T193] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.287988][ T193] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.287990][ T193] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.287993][ T193] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.287997][ T193] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.287999][ T193] RIP: 0033:0x7f8b507ba1b8 [ 10.288001][ T193] Code: Unable to access opcode bytes at 0x7f8b507ba18e. Code starting with the faulting instruction =========================================== [ 10.288002][ T193] RSP: 002b:00007ffd53276118 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.288005][ T193] RAX: ffffffffffffffda RBX: 00007f8b508eaf88 RCX: 00007f8b507ba1b8 [ 10.288006][ T193] RDX: 00007f8b50504fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.288007][ T193] RBP: 00007ffd53276170 R08: 0000000000000000 R09: 0000000000008010 [ 10.288008][ T193] R10: 00007ffd53275f30 R11: 0000000000000246 R12: 0000000000000001 [ 10.288009][ T193] R13: 0000000000000000 R14: 00007f8b508e9680 R15: 00007f8b508eafa0 | [ 16.015415][ T236] softirqs last disabled at (13522): 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)) | [ 16.015417][ T236] Preemption disabled at: | [ 16.015418][ T236] 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)) | [ 16.015426][ T236] Tainted: [W]=WARN [ 16.015427][ T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.015429][ T236] Call Trace: [ 16.015431][ T236] [ 16.015432][ T236] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.015438][ T236] ? 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)) [ 16.015440][ T236] __might_resched.cold (kernel/sched/core.c:9234) [ 16.015445][ T236] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.015449][ T236] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.015454][ T236] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 16.015456][ T236] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.015463][ T236] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.015467][ T236] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.015472][ T236] put_chars (drivers/char/virtio_console.c:1176) [ 16.015476][ T236] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.015483][ T236] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 16.015486][ T236] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.015489][ T236] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.015491][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.015493][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.015497][ T236] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.015499][ T236] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 16.015502][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.015506][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.015510][ T236] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.015514][ T236] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.015516][ T236] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 16.015519][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.015522][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.015526][ T236] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.015530][ T236] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.015532][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.015537][ T236] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.015540][ T236] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.015542][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.015544][ T236] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.015548][ T236] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.015550][ T236] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.015553][ T236] vprintk_emit (kernel/printk/printk.c:2479) [ 16.015566][ T236] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.015568][ T236] ? ___sys_sendmsg (net/socket.c:2767) [ 16.015571][ T236] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.015574][ T236] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.015579][ T236] _printk (kernel/printk/printk.c:2504) [ 16.015582][ T236] ? snapshot_read.cold (user.c:?) [ 16.015587][ T236] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 16.015590][ T236] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 16.015594][ T236] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.015596][ T236] ? netdev_notice (net/core/dev.c:13194) [ 16.015599][ T236] ? kasan_save_track (mm/kasan/common.c:78) [ 16.015603][ T236] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 16.015605][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.015607][ T236] ? __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)) [ 16.015610][ T236] ? 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) [ 16.015614][ T236] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 16.015618][ T236] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 16.015621][ T236] dev_uc_add (net/core/dev_addr_lists.c:823) [ 16.015624][ T236] macvlan_open (drivers/net/macvlan.c:665) macvlan [ 16.015629][ T236] __dev_open (net/core/dev.c:1724) [ 16.015633][ T236] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 16.015635][ T236] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.015640][ T236] __dev_change_flags (net/core/dev.c:9812) [ 16.015643][ T236] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 16.015645][ T236] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 16.015649][ T236] ? __kernel_text_address (kernel/extable.c:79) [ 16.015650][ T236] ? write_profile (profile.c:?) [ 16.015653][ T236] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 16.015658][ T236] netif_change_flags (net/core/dev.c:9877) [ 16.015662][ T236] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 16.015665][ T236] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 16.015667][ T236] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 16.015669][ T236] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 16.015671][ T236] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 16.015675][ T236] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.015677][ T236] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.015679][ T236] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.015682][ T236] ? kasan_save_stack (mm/kasan/common.c:58) [ 16.015684][ T236] ? kasan_save_stack (mm/kasan/common.c:57) [ 16.015685][ T236] ? kasan_save_track (mm/kasan/common.c:78) [ 16.015688][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.015690][ T236] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 16.015693][ T236] ? ___sys_sendmsg (net/socket.c:2757) [ 16.015697][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.015699][ T236] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 16.015702][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.015704][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.015706][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.015708][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.015710][ T236] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 16.015713][ T236] ? __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) [ 16.015715][ T236] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.015718][ T236] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 16.015721][ T236] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 16.015727][ T236] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 16.015732][ T236] rtnl_newlink (net/core/rtnetlink.c:4215) [ 16.015737][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.015739][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.015744][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.015746][ T236] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.015748][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.015750][ T236] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.015754][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.015756][ T236] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 16.015759][ T236] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.015760][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.015765][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.015767][ T236] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.015770][ T236] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 16.015772][ T236] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.015775][ T236] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.015782][ T236] ? 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)) [ 16.015783][ T236] ? 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)) [ 16.015788][ T236] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.015791][ T236] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.015794][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.015799][ T236] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 16.015802][ T236] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.015806][ T236] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 16.015812][ T236] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 16.015814][ T236] ? copy_msghdr_from_user (net/socket.c:2650) [ 16.015817][ T236] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 16.015819][ T236] ? move_addr_to_kernel (net/socket.c:258) [ 16.015827][ T236] ___sys_sendmsg (net/socket.c:2767) [ 16.015830][ T236] ? copy_msghdr_from_user (net/socket.c:2619) [ 16.015846][ T236] __sys_sendmsg (net/socket.c:2799) [ 16.015849][ T236] ? __sys_sendmsg_sock (net/socket.c:2780) [ 16.015855][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.015859][ T236] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.015861][ T236] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.015864][ T236] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.015866][ T236] RIP: 0033:0x7f755992054e [ 16.015869][ T236] 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 [ 16.015871][ T236] RSP: 002b:00007ffdb8ece110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.015874][ T236] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f755992054e [ 16.015875][ T236] RDX: 0000000000000000 RSI: 00007ffdb8ece1c0 RDI: 0000000000000005 [ 16.015876][ T236] RBP: 00007ffdb8ece120 R08: 0000000000000000 R09: 0000000000000000 [ 16.015877][ T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d46e [ 16.015878][ T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb8ece880 | [ 41.623375][ T360] softirqs last disabled at (12280): 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)) | [ 41.623378][ T360] Preemption disabled at: | [ 41.623378][ T360] vprintk_emit (kernel/printk/printk.c:2471) | [ 41.623388][ T360] Tainted: [W]=WARN [ 41.623389][ T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.623390][ T360] Call Trace: [ 41.623392][ T360] [ 41.623394][ T360] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.623400][ T360] ? vprintk_emit (kernel/printk/printk.c:2471) [ 41.623402][ T360] __might_resched.cold (kernel/sched/core.c:9234) [ 41.623407][ T360] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.623411][ 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) [ 41.623416][ 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)) [ 41.623418][ T360] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.623424][ 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) [ 41.623427][ T360] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.623430][ T360] put_chars (drivers/char/virtio_console.c:1176) [ 41.623433][ T360] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.623436][ T360] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 41.623441][ T360] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.623444][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623449][ T360] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.623452][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.623458][ T360] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.623463][ T360] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.623466][ 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)) [ 41.623471][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.623475][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.623481][ T360] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.623486][ T360] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.623488][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623493][ T360] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.623496][ T360] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.623498][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.623500][ T360] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.623504][ T360] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.623506][ T360] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.623509][ T360] vprintk_emit (kernel/printk/printk.c:2479) [ 41.623513][ T360] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.623516][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623518][ T360] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 41.623522][ T360] _printk (kernel/printk/printk.c:2504) [ 41.623525][ T360] ? snapshot_read.cold (user.c:?) [ 41.623527][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623530][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.623532][ T360] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 41.623534][ T360] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.623537][ T360] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.623541][ T360] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.623543][ T360] ? netdev_notice (net/core/dev.c:13194) [ 41.623547][ T360] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 41.623549][ 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) [ 41.623551][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.623554][ 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) [ 41.623558][ T360] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 41.623562][ T360] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 41.623565][ T360] __dev_change_flags (net/core/dev.c:9834) [ 41.623568][ T360] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 41.623571][ T360] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 41.623574][ T360] ? __kernel_text_address (kernel/extable.c:79) [ 41.623575][ T360] ? write_profile (profile.c:?) [ 41.623578][ T360] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 41.623582][ T360] netif_change_flags (net/core/dev.c:9877) [ 41.623586][ T360] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 41.623590][ T360] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 41.623592][ T360] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 41.623594][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 41.623595][ T360] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.623599][ T360] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 41.623602][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.623604][ T360] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 41.623606][ T360] ? kasan_save_stack (mm/kasan/common.c:58) [ 41.623609][ T360] ? kasan_save_stack (mm/kasan/common.c:57) [ 41.623611][ T360] ? kasan_save_track (mm/kasan/common.c:78) [ 41.623614][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623616][ T360] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 41.623619][ T360] ? ___sys_sendmsg (net/socket.c:2757) [ 41.623623][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.623626][ T360] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 41.623628][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.623631][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.623632][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.623634][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.623637][ T360] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 41.623639][ 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) [ 41.623643][ T360] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 41.623645][ T360] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 41.623648][ T360] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 41.623653][ T360] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 41.623659][ T360] rtnl_newlink (net/core/rtnetlink.c:4215) [ 41.623664][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 41.623666][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623671][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.623673][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.623675][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 41.623676][ T360] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.623680][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 41.623682][ T360] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 41.623686][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.623687][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623691][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.623693][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.623697][ T360] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 41.623699][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.623702][ T360] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.623708][ 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)) [ 41.623709][ 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)) [ 41.623714][ T360] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.623718][ T360] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.623720][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.623724][ T360] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 41.623728][ T360] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 41.623732][ T360] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 41.623738][ T360] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 41.623740][ T360] ? copy_msghdr_from_user (net/socket.c:2650) [ 41.623743][ T360] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 41.623744][ T360] ? move_addr_to_kernel (net/socket.c:258) [ 41.623752][ T360] ___sys_sendmsg (net/socket.c:2767) [ 41.623755][ T360] ? copy_msghdr_from_user (net/socket.c:2619) [ 41.623771][ T360] __sys_sendmsg (net/socket.c:2799) [ 41.623774][ T360] ? __sys_sendmsg_sock (net/socket.c:2780) [ 41.623780][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.623791][ T360] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 41.623793][ T360] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 41.623796][ T360] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.623799][ T360] RIP: 0033:0x7f641f62554e [ 41.623803][ 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 [ 41.623804][ T360] RSP: 002b:00007ffe71415080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.623807][ T360] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f641f62554e [ 41.623809][ T360] RDX: 0000000000000000 RSI: 00007ffe71415130 RDI: 0000000000000005 [ 41.623810][ T360] RBP: 00007ffe71415090 R08: 0000000000000000 R09: 0000000000000000 [ 41.623811][ T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d488 [ 41.623811][ T360] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe714157f0 | [ 47.136632][ T375] softirqs last disabled at (22282): 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)) | [ 47.136636][ T375] Preemption disabled at: | [ 47.136637][ T375] vprintk_emit (kernel/printk/printk.c:2471) | [ 47.136649][ T375] Tainted: [W]=WARN [ 47.136650][ T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.136652][ T375] Call Trace: [ 47.136654][ T375] [ 47.136657][ T375] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 47.136664][ T375] ? vprintk_emit (kernel/printk/printk.c:2471) [ 47.136667][ T375] __might_resched.cold (kernel/sched/core.c:9234) [ 47.136674][ T375] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 47.136680][ 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) [ 47.136688][ 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)) [ 47.136691][ T375] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.136701][ 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) [ 47.136704][ T375] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.136710][ T375] put_chars (drivers/char/virtio_console.c:1176) [ 47.136715][ T375] ? __send_to_port (drivers/char/virtio_console.c:654) [ 47.136717][ T375] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 47.136724][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 47.136727][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 47.136735][ T375] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 47.136739][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.136748][ T375] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 47.136753][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.136762][ T375] console_emit_next_record (kernel/printk/printk.c:3183) [ 47.136768][ T375] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 47.136771][ 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)) [ 47.136777][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.136781][ T375] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.136788][ T375] console_flush_one_record (kernel/printk/printk.c:3268) [ 47.136796][ T375] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 47.136799][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.136808][ T375] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 47.136812][ T375] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 47.136815][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.136818][ T375] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 47.136825][ T375] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 47.136827][ T375] ? vprintk_emit (kernel/printk/printk.c:2478) [ 47.136840][ T375] vprintk_emit (kernel/printk/printk.c:2479) [ 47.136847][ T375] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 47.136852][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.136855][ T375] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 47.136862][ T375] _printk (kernel/printk/printk.c:2504) [ 47.136867][ T375] ? snapshot_read.cold (user.c:?) [ 47.136870][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.136875][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 47.136878][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 47.136881][ T375] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 47.136886][ T375] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 47.136892][ T375] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 47.136896][ T375] ? netdev_notice (net/core/dev.c:13194) [ 47.136902][ T375] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 47.136906][ 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) [ 47.136908][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 47.136914][ 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) [ 47.136921][ T375] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 47.136929][ T375] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 47.136934][ T375] __dev_change_flags (net/core/dev.c:9834) [ 47.136940][ T375] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 47.136943][ T375] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 47.136948][ T375] ? __kernel_text_address (kernel/extable.c:79) [ 47.136950][ T375] ? write_profile (profile.c:?) [ 47.136953][ T375] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 47.136961][ T375] netif_change_flags (net/core/dev.c:9877) [ 47.136968][ T375] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 47.136974][ T375] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 47.136977][ T375] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 47.136980][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 47.136982][ T375] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 47.136987][ T375] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 47.136991][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 47.136994][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 47.136999][ T375] ? kasan_save_stack (mm/kasan/common.c:58) [ 47.137003][ T375] ? kasan_save_stack (mm/kasan/common.c:57) [ 47.137006][ T375] ? kasan_save_track (mm/kasan/common.c:78) [ 47.137011][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.137014][ T375] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 47.137018][ T375] ? ___sys_sendmsg (net/socket.c:2757) [ 47.137026][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 47.137029][ T375] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 47.137034][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.137038][ T375] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.137040][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.137043][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.137047][ T375] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 47.137051][ 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) [ 47.137055][ T375] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 47.137058][ T375] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 47.137064][ T375] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 47.137075][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 47.137085][ T375] rtnl_newlink (net/core/rtnetlink.c:4215) [ 47.137095][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 47.137099][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.137107][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 47.137110][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 47.137114][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 47.137117][ T375] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 47.137123][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 47.137127][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 47.137132][ T375] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.137134][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.137142][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 47.137145][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 47.137152][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 47.137155][ T375] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 47.137160][ T375] ? netlink_ack (./include/linux/skbuff.h:2718) [ 47.137172][ 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)) [ 47.137175][ 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)) [ 47.137183][ T375] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 47.137190][ T375] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 47.137195][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.137202][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 47.137208][ T375] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 47.137215][ T375] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 47.137224][ T375] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 47.137228][ T375] ? copy_msghdr_from_user (net/socket.c:2650) [ 47.137231][ T375] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 47.137234][ T375] ? move_addr_to_kernel (net/socket.c:258) [ 47.137249][ T375] ___sys_sendmsg (net/socket.c:2767) [ 47.137254][ T375] ? copy_msghdr_from_user (net/socket.c:2619) [ 47.137285][ T375] __sys_sendmsg (net/socket.c:2799) [ 47.137289][ T375] ? __sys_sendmsg_sock (net/socket.c:2780) [ 47.137301][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.137308][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 47.137311][ T375] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 47.137316][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 47.137319][ T375] RIP: 0033:0x7f008273554e [ 47.137324][ 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 [ 47.137327][ T375] RSP: 002b:00007ffd776856e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 47.137331][ T375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f008273554e [ 47.137333][ T375] RDX: 0000000000000000 RSI: 00007ffd77685790 RDI: 0000000000000005 [ 47.137335][ T375] RBP: 00007ffd776856f0 R08: 0000000000000000 R09: 0000000000000000 [ 47.137336][ T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d48d [ 47.137338][ T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd77685e50 | [ 57.287122][ T570] softirqs last disabled at (16130): 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)) | [ 57.287125][ T570] Preemption disabled at: | [ 57.287125][ 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)) | [ 57.287134][ T570] Tainted: [W]=WARN [ 57.287135][ T570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.287136][ T570] Call Trace: [ 57.287138][ T570] [ 57.287140][ T570] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 57.287146][ 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)) [ 57.287148][ T570] __might_resched.cold (kernel/sched/core.c:9234) [ 57.287153][ T570] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 57.287157][ 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) [ 57.287162][ 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)) [ 57.287164][ T570] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 57.287170][ 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) [ 57.287172][ T570] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 57.287176][ T570] put_chars (drivers/char/virtio_console.c:1176) [ 57.287178][ T570] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 57.287180][ T570] ? __send_to_port (drivers/char/virtio_console.c:654) [ 57.287183][ T570] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 57.287187][ T570] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 57.287191][ T570] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 57.287194][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287195][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287200][ T570] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 57.287201][ T570] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 57.287205][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.287208][ T570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.287212][ T570] console_emit_next_record (kernel/printk/printk.c:3183) [ 57.287216][ T570] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 57.287218][ 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)) [ 57.287221][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.287224][ T570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.287228][ T570] console_flush_one_record (kernel/printk/printk.c:3268) [ 57.287232][ T570] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 57.287234][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287240][ T570] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 57.287243][ T570] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 57.287245][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.287247][ T570] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 57.287251][ T570] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 57.287253][ T570] ? vprintk_emit (kernel/printk/printk.c:2478) [ 57.287256][ T570] vprintk_emit (kernel/printk/printk.c:2479) [ 57.287260][ T570] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 57.287263][ T570] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 57.287267][ T570] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 57.287272][ T570] _printk (kernel/printk/printk.c:2504) [ 57.287276][ T570] ? snapshot_read.cold (user.c:?) [ 57.287280][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 57.287282][ T570] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 57.287286][ T570] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 57.287289][ T570] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 57.287292][ T570] ? netdev_notice (net/core/dev.c:13194) [ 57.287293][ T570] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 57.287297][ T570] ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4527) [ 57.287304][ 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) [ 57.287308][ T570] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 57.287311][ T570] ? __dev_set_promiscuity (net/core/dev.c:9647) [ 57.287315][ T570] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 57.287318][ T570] dev_uc_del (net/core/dev_addr_lists.c:845) [ 57.287319][ T570] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 57.287323][ T570] macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 57.287326][ T570] __dev_close_many (net/core/dev.c:1798) [ 57.287330][ T570] ? netif_open (net/core/dev.c:1755) [ 57.287333][ T570] ? netif_close_many (net/core/dev.c:1824) [ 57.287337][ T570] netif_close_many (net/core/dev.c:1824) [ 57.287340][ T570] ? notifier_call_chain (kernel/notifier.c:85) [ 57.287343][ T570] ? __dev_close_many (net/core/dev.c:1804) [ 57.287346][ T570] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 57.287351][ T570] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 57.287355][ T570] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 57.287357][ T570] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 57.287360][ T570] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 57.287364][ T570] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 57.287366][ T570] ? unregister_netdevice_many (net/core/dev.c:12589) [ 57.287370][ T570] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 57.287373][ T570] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 57.287377][ T570] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 57.287380][ T570] ? mark_usage (kernel/locking/lockdep.c:4690) [ 57.287382][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287383][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287385][ T570] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 57.287410][ T570] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 57.287412][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 57.287415][ T570] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 57.287417][ T570] ? mark_usage (kernel/locking/lockdep.c:4690) [ 57.287419][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287424][ T570] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 57.287426][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 57.287427][ T570] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 57.287430][ T570] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 57.287434][ T570] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 57.287437][ T570] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 57.287440][ T570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.287442][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287446][ T570] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 57.287448][ T570] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 57.287452][ T570] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 57.287454][ T570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.287457][ T570] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.287465][ 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)) [ 57.287467][ 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)) [ 57.287475][ T570] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.287479][ T570] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.287482][ T570] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.287486][ T570] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 57.287490][ T570] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 57.287494][ T570] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 57.287500][ T570] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 57.287502][ T570] ? copy_msghdr_from_user (net/socket.c:2650) [ 57.287505][ T570] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 57.287506][ T570] ? move_addr_to_kernel (net/socket.c:258) [ 57.287514][ T570] ___sys_sendmsg (net/socket.c:2767) [ 57.287517][ T570] ? copy_msghdr_from_user (net/socket.c:2619) [ 57.287533][ T570] __sys_sendmsg (net/socket.c:2799) [ 57.287536][ T570] ? __sys_sendmsg_sock (net/socket.c:2780) [ 57.287542][ T570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.287546][ T570] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 57.287548][ T570] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 57.287551][ T570] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.287553][ T570] RIP: 0033:0x7f14996b354e [ 57.287556][ 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 [ 57.287558][ T570] RSP: 002b:00007fff0d604ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.287561][ T570] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f14996b354e [ 57.287562][ T570] RDX: 0000000000000000 RSI: 00007fff0d604b70 RDI: 0000000000000005 [ 57.287563][ T570] RBP: 00007fff0d604ad0 R08: 0000000000000000 R09: 0000000000000000 [ 57.287564][ T570] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d497 [ 57.287565][ T570] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0d605230 | [ 58.544187][ T610] softirqs last disabled at (15612): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 58.544190][ T610] Preemption disabled at: | [ 58.544191][ T610] vprintk_emit (kernel/printk/printk.c:2471) | [ 58.544200][ T610] Tainted: [W]=WARN [ 58.544201][ T610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.544202][ T610] Call Trace: [ 58.544204][ T610] [ 58.544206][ T610] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 58.544211][ T610] ? vprintk_emit (kernel/printk/printk.c:2471) [ 58.544214][ T610] __might_resched.cold (kernel/sched/core.c:9234) [ 58.544218][ T610] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 58.544223][ 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) [ 58.544228][ 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)) [ 58.544230][ T610] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 58.544236][ 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) [ 58.544238][ T610] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 58.544242][ T610] put_chars (drivers/char/virtio_console.c:1176) [ 58.544244][ T610] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 58.544246][ T610] ? __send_to_port (drivers/char/virtio_console.c:654) [ 58.544249][ T610] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 58.544253][ T610] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 58.544256][ T610] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 58.544259][ T610] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 58.544262][ T610] ? mark_usage (kernel/locking/lockdep.c:4690) [ 58.544264][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.544266][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.544270][ T610] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 58.544272][ T610] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 58.544275][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.544278][ T610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 58.544282][ T610] console_emit_next_record (kernel/printk/printk.c:3183) [ 58.544286][ T610] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 58.544287][ 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)) [ 58.544291][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.544293][ T610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 58.544297][ T610] console_flush_one_record (kernel/printk/printk.c:3268) [ 58.544301][ T610] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 58.544303][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.544309][ T610] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 58.544311][ T610] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 58.544313][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.544316][ T610] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 58.544319][ T610] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 58.544321][ T610] ? vprintk_emit (kernel/printk/printk.c:2478) [ 58.544324][ T610] vprintk_emit (kernel/printk/printk.c:2479) [ 58.544329][ T610] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 58.544331][ T610] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 58.544333][ T610] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 58.544337][ T610] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 58.544341][ T610] _printk (kernel/printk/printk.c:2504) [ 58.544344][ T610] ? snapshot_read.cold (user.c:?) [ 58.544348][ T610] ? br_multicast_flood (??:?) bridge [ 58.544361][ T610] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 58.544363][ T610] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 58.544364][ T610] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 58.544368][ T610] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 58.544379][ T610] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 58.544388][ T610] new_nbp (net/bridge/br_if.c:449) bridge [ 58.544397][ T610] br_add_if (net/bridge/br_if.c:592) bridge [ 58.544405][ T610] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 58.544409][ T610] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 58.544411][ T610] ? __kernel_text_address (kernel/extable.c:79) [ 58.544415][ T610] do_set_master (net/core/rtnetlink.c:3071) [ 58.544420][ T610] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 58.544423][ T610] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 58.544426][ T610] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 58.544428][ T610] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 58.544430][ T610] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 58.544433][ T610] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 58.544436][ T610] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 58.544438][ T610] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 58.544440][ T610] ? kasan_save_stack (mm/kasan/common.c:58) [ 58.544443][ T610] ? kasan_save_stack (mm/kasan/common.c:57) [ 58.544445][ T610] ? kasan_save_track (mm/kasan/common.c:78) [ 58.544448][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.544449][ T610] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 58.544453][ T610] ? ___sys_sendmsg (net/socket.c:2757) [ 58.544457][ T610] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 58.544459][ T610] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 58.544463][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.544467][ T610] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 58.544469][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.544472][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.544475][ T610] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 58.544480][ 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) [ 58.544482][ T610] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 58.544484][ T610] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 58.544487][ T610] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 58.544489][ T610] ? nla_get_range_signed (lib/nlattr.c:270) [ 58.544494][ T610] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 58.544499][ T610] rtnl_newlink (net/core/rtnetlink.c:4215) [ 58.544505][ T610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 58.544507][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.544511][ T610] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 58.544513][ T610] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 58.544515][ T610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 58.544517][ T610] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 58.544521][ T610] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 58.544523][ T610] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 58.544526][ T610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.544527][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.544531][ T610] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 58.544533][ T610] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 58.544537][ T610] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 58.544539][ T610] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 58.544542][ T610] ? netlink_ack (./include/linux/skbuff.h:2718) [ 58.544548][ 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)) [ 58.544549][ 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)) [ 58.544554][ T610] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 58.544557][ T610] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 58.544560][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.544564][ T610] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 58.544568][ T610] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 58.544572][ T610] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 58.544577][ T610] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 58.544579][ T610] ? copy_msghdr_from_user (net/socket.c:2650) [ 58.544582][ T610] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 58.544583][ T610] ? move_addr_to_kernel (net/socket.c:258) [ 58.544591][ T610] ___sys_sendmsg (net/socket.c:2767) [ 58.544594][ T610] ? copy_msghdr_from_user (net/socket.c:2619) [ 58.544609][ T610] __sys_sendmsg (net/socket.c:2799) [ 58.544612][ T610] ? __sys_sendmsg_sock (net/socket.c:2780) [ 58.544618][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.544622][ T610] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 58.544624][ T610] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 58.544627][ T610] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 58.544630][ T610] RIP: 0033:0x7febec6ac54e [ 58.544633][ 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 [ 58.544635][ T610] RSP: 002b:00007ffe3f401b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 58.544638][ T610] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007febec6ac54e [ 58.544639][ T610] RDX: 0000000000000000 RSI: 00007ffe3f401bc0 RDI: 0000000000000005 [ 58.544640][ T610] RBP: 00007ffe3f401b20 R08: 0000000000000000 R09: 0000000000000000 [ 58.544641][ T610] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d498 [ 58.544642][ T610] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3f402280 | [ 74.114034][ C0] softirqs last disabled at (1399485): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 74.114036][ C0] Preemption disabled at: | [ 74.114036][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 74.114046][ C0] Tainted: [W]=WARN [ 74.114047][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.114049][ C0] Call Trace: [ 74.114051][ C0] [ 74.114052][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 74.114057][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 74.114059][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 74.114063][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 74.114066][ C0] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 74.114078][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114082][ C0] __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)) [ 74.114085][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 74.114088][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.114091][ C0] ? 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) [ 74.114093][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.114095][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 74.114097][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 74.114099][ C0] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 74.114102][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 74.114106][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 74.114107][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114109][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.114111][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 74.114114][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 74.114116][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114117][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114119][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.114121][ C0] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 74.114123][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 74.114125][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 74.114128][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 74.114129][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.114131][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 74.114132][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114134][ C0] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 74.114136][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 74.114137][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 74.114140][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 74.114142][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 74.114144][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 74.114146][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114148][ C0] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 74.114149][ C0] ? x86_64_start_kernel (arch/x86/kernel/head64.c:264) [ 74.114154][ C0] _printk (kernel/printk/printk.c:2504) [ 74.114157][ C0] ? snapshot_read.cold (user.c:?) [ 74.114159][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 74.114163][ C0] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 74.114165][ C0] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 74.114167][ C0] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 74.114169][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 74.114172][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 74.114174][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 74.114176][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 74.114178][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 74.114180][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 74.114193][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114194][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.114196][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 74.114203][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 74.114205][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 74.114211][ C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 74.114217][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 74.114224][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 74.114227][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 74.114229][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 74.114233][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 74.114234][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 74.114236][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114239][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 74.114240][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 74.114247][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 74.114249][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 74.114252][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 74.114254][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 74.114256][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 74.114258][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.114260][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114262][ C0] handle_softirqs (kernel/softirq.c:645) [ 74.114264][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 74.114265][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 74.114267][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 74.114269][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 74.114270][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 74.114273][ C0] [ 74.114274][ C0] [ 74.114274][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 74.114276][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 74.114278][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 74.114281][ C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 f2 f5 01 mov 0x1f5f294(%rip),%rdi # 0x1f5f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 95 00 sub 0x95b358(%rip),%rax # 0x95b36b 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 a6 11 00 verw 0x11a613(%rip) # 0x11a63b 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 [ 74.114283][ C0] RSP: 0018:ffffffffb7807cf8 EFLAGS: 00000296 [ 74.114286][ C0] RAX: 0000000000155abb RBX: ffffffffb781c600 RCX: ffffffffb48f0307 [ 74.114288][ C0] RDX: ffffffffb781c600 RSI: ffffffffb7638b1c RDI: ffffffffb708d8e0 [ 74.114288][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 74.114289][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6f00fa2 [ 74.114290][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 74.114292][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 74.114295][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.114297][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 74.114298][ C0] default_idle_call (kernel/sched/idle.c:122) [ 74.114300][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 74.114302][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 74.114305][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 74.114308][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.114311][ C0] do_idle (kernel/sched/idle.c:355) [ 74.114313][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 74.114316][ C0] rest_init (init/main.c:727) [ 74.114318][ C0] ? __cpuidle_text_end (??:?) [ 74.114321][ C0] ? rest_init (init/main.c:727) [ 74.114323][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 74.114327][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 74.114329][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 74.114331][ C0] start_kernel (init/main.c:1185) [ 74.114334][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 74.114335][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 74.114337][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 74.186915][ C0] | [ 74.186991][ C0] | [ 74.186991][ C0] stack backtrace: | [ 74.187198][ C0] Tainted: [W]=WARN [ 74.187199][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.187200][ C0] Call Trace: [ 74.187201][ C0] [ 74.187202][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 74.187206][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 74.187209][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 74.187213][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 74.187214][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 74.187216][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 74.187218][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 74.187220][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 74.187228][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.187231][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.187233][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 74.187239][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 74.187241][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 74.187247][ C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 74.187253][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 74.187260][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 74.187262][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 74.187264][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 74.187267][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 74.187269][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 74.187271][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.187273][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 74.187275][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 74.187282][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 74.187284][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 74.187287][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 74.187289][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 74.187291][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 74.187293][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.187295][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.187297][ C0] handle_softirqs (kernel/softirq.c:645) [ 74.187299][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 74.187301][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 74.187303][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 74.187304][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 74.187306][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 74.187307][ C0] [ 74.187308][ C0] [ 74.187309][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 74.187310][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 74.187312][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 74.187314][ C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 f2 f5 01 mov 0x1f5f294(%rip),%rdi # 0x1f5f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 95 00 sub 0x95b358(%rip),%rax # 0x95b36b 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 a6 11 00 verw 0x11a613(%rip) # 0x11a63b 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 [ 74.187316][ C0] RSP: 0018:ffffffffb7807cf8 EFLAGS: 00000296 [ 74.187318][ C0] RAX: 0000000000155abb RBX: ffffffffb781c600 RCX: ffffffffb48f0307 [ 74.187319][ C0] RDX: ffffffffb781c600 RSI: ffffffffb7638b1c RDI: ffffffffb708d8e0 [ 74.187320][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 74.187321][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6f00fa2 [ 74.187322][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 74.187323][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 74.187326][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.187327][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 74.187329][ C0] default_idle_call (kernel/sched/idle.c:122) [ 74.187331][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 74.187332][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 74.187334][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 74.187336][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.187338][ C0] do_idle (kernel/sched/idle.c:355) [ 74.187340][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 74.187341][ C0] rest_init (init/main.c:727) [ 74.187343][ C0] ? __cpuidle_text_end (??:?) [ 74.187346][ C0] ? rest_init (init/main.c:727) [ 74.187348][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 74.187352][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 74.187354][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 74.187357][ C0] start_kernel (init/main.c:1185) [ 74.187358][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 74.187360][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 74.187362][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 83.793613][ T717] softirqs last disabled at (0): 0x0 | [ 83.793615][ T717] Preemption disabled at: | [ 83.793616][ T717] vprintk_emit (kernel/printk/printk.c:2471) | [ 83.793630][ T717] Tainted: [W]=WARN [ 83.793632][ T717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.793634][ T717] Call Trace: [ 83.793636][ T717] [ 83.793638][ T717] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 83.793644][ T717] ? vprintk_emit (kernel/printk/printk.c:2471) [ 83.793647][ T717] __might_resched.cold (kernel/sched/core.c:9234) [ 83.793651][ T717] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 83.793653][ T717] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 83.793657][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793662][ T717] __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)) [ 83.793666][ T717] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 83.793670][ T717] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 83.793675][ T717] ? 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) [ 83.793677][ T717] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 83.793681][ T717] put_chars (drivers/char/virtio_console.c:1176) [ 83.793684][ T717] ? __send_to_port (drivers/char/virtio_console.c:654) [ 83.793687][ T717] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 83.793691][ T717] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 83.793696][ T717] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 83.793698][ T717] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 83.793702][ T717] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 83.793704][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793707][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793711][ T717] console_emit_next_record (kernel/printk/printk.c:3183) [ 83.793715][ T717] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 83.793717][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793720][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793722][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793724][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.793727][ T717] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 83.793730][ T717] console_flush_one_record (kernel/printk/printk.c:3268) [ 83.793733][ T717] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 83.793737][ T717] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 83.793739][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.793741][ T717] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 83.793744][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793746][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 83.793749][ T717] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 83.793751][ T717] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 83.793754][ T717] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 83.793757][ T717] ? vprintk_emit (kernel/printk/printk.c:2478) [ 83.793760][ T717] vprintk_emit (kernel/printk/printk.c:2479) [ 83.793764][ T717] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 83.793767][ T717] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 83.793771][ T717] _printk (kernel/printk/printk.c:2504) [ 83.793775][ T717] ? snapshot_read.cold (user.c:?) [ 83.793778][ T717] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 83.793782][ T717] ? __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)) [ 83.793785][ T717] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 83.793788][ T717] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 83.793791][ T717] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 83.793794][ T717] ? netdev_notice (net/core/dev.c:13194) [ 83.793796][ T717] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.793800][ T717] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 83.793802][ T717] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 83.793806][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793808][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793811][ T717] ? 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) [ 83.793815][ T717] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 83.793819][ T717] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 83.793822][ T717] __dev_change_flags (net/core/dev.c:9834) [ 83.793827][ T717] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 83.793830][ T717] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 83.793833][ T717] ? __kernel_text_address (kernel/extable.c:79) [ 83.793835][ T717] ? write_profile (profile.c:?) [ 83.793838][ T717] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 83.793842][ T717] netif_change_flags (net/core/dev.c:9877) [ 83.793845][ T717] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 83.793850][ T717] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 83.793852][ T717] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 83.793854][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793857][ T717] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 83.793862][ T717] ? kasan_save_stack (mm/kasan/common.c:58) [ 83.793866][ T717] ? kasan_save_stack (mm/kasan/common.c:57) [ 83.793868][ T717] ? kasan_save_track (mm/kasan/common.c:78) [ 83.793871][ T717] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 83.793873][ T717] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 83.793875][ T717] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 83.793877][ T717] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 83.793879][ T717] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 83.793881][ T717] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.793883][ T717] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 83.793885][ T717] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 83.793888][ T717] ? ___sys_sendmsg (net/socket.c:2767) [ 83.793890][ T717] ? __sys_sendmsg (net/socket.c:2799) [ 83.793892][ T717] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 83.793895][ T717] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.793899][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793902][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.793904][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793907][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793909][ T717] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 83.793912][ T717] ? __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) [ 83.793916][ T717] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 83.793918][ T717] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 83.793921][ T717] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 83.793925][ T717] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 83.793931][ T717] rtnl_newlink (net/core/rtnetlink.c:4215) [ 83.793935][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793938][ T717] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 83.793940][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.793942][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793945][ T717] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 83.793949][ T717] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 83.793952][ T717] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 83.793954][ T717] ? __kernel_text_address (kernel/extable.c:79) [ 83.793956][ T717] ? write_profile (profile.c:?) [ 83.793957][ T717] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 83.793959][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793962][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793964][ T717] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 83.793968][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.793970][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.793973][ T717] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 83.793975][ T717] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 83.793978][ T717] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.793980][ T717] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 83.793983][ T717] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 83.793987][ T717] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 83.793989][ T717] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 83.793991][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 83.793994][ T717] ? netlink_ack (./include/linux/skbuff.h:2718) [ 83.793996][ T717] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 83.794001][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.794003][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 83.794007][ T717] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 83.794010][ T717] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 83.794012][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.794015][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.794018][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.794020][ T717] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 83.794024][ T717] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 83.794026][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.794029][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 83.794031][ T717] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 83.794034][ T717] ? copy_msghdr_from_user (net/socket.c:2650) [ 83.794036][ T717] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 83.794039][ T717] ? move_addr_to_kernel (net/socket.c:258) [ 83.794041][ T717] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 83.794045][ T717] ___sys_sendmsg (net/socket.c:2767) [ 83.794048][ T717] ? copy_msghdr_from_user (net/socket.c:2619) [ 83.794056][ T717] __sys_sendmsg (net/socket.c:2799) [ 83.794059][ T717] ? __sys_sendmsg_sock (net/socket.c:2780) [ 83.794063][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.794067][ T717] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 83.794069][ T717] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 83.794073][ T717] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.794075][ T717] RIP: 0033:0x7fe6f9b1754e [ 83.794078][ T717] 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 [ 83.794080][ T717] RSP: 002b:00007ffe80c19dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 83.794086][ T717] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe6f9b1754e [ 83.794088][ T717] RDX: 0000000000000000 RSI: 00007ffe80c19e80 RDI: 0000000000000005 [ 83.794089][ T717] RBP: 00007ffe80c19de0 R08: 0000000000000000 R09: 0000000000000000 [ 83.794091][ T717] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4b2 [ 83.794092][ T717] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe80c1a540 | [ 89.099134][ T732] softirqs last disabled at (0): 0x0 | [ 89.099135][ T732] Preemption disabled at: | [ 89.099136][ T732] vprintk_emit (kernel/printk/printk.c:2471) | [ 89.099147][ T732] Tainted: [W]=WARN [ 89.099148][ T732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.099150][ T732] Call Trace: [ 89.099151][ T732] [ 89.099153][ T732] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 89.099158][ T732] ? vprintk_emit (kernel/printk/printk.c:2471) [ 89.099160][ T732] __might_resched.cold (kernel/sched/core.c:9234) [ 89.099163][ T732] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 89.099165][ T732] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 89.099168][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099172][ T732] __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)) [ 89.099175][ T732] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.099178][ T732] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.099182][ T732] ? 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) [ 89.099183][ T732] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.099185][ T732] put_chars (drivers/char/virtio_console.c:1176) [ 89.099187][ T732] ? __send_to_port (drivers/char/virtio_console.c:654) [ 89.099189][ T732] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 89.099191][ T732] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 89.099194][ T732] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 89.099196][ T732] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 89.099199][ T732] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.099207][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099209][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099211][ T732] console_emit_next_record (kernel/printk/printk.c:3183) [ 89.099214][ T732] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 89.099216][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099217][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099219][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099221][ T732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.099223][ T732] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 89.099224][ T732] console_flush_one_record (kernel/printk/printk.c:3268) [ 89.099226][ T732] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 89.099229][ T732] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 89.099231][ T732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.099232][ T732] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 89.099234][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099235][ T732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 89.099237][ T732] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 89.099238][ T732] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 89.099240][ T732] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 89.099242][ T732] ? vprintk_emit (kernel/printk/printk.c:2478) [ 89.099244][ T732] vprintk_emit (kernel/printk/printk.c:2479) [ 89.099247][ T732] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 89.099248][ T732] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 89.099251][ T732] _printk (kernel/printk/printk.c:2504) [ 89.099254][ T732] ? snapshot_read.cold (user.c:?) [ 89.099256][ T732] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 89.099260][ T732] ? __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)) [ 89.099261][ T732] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 89.099264][ T732] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 89.099266][ T732] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 89.099267][ T732] ? netdev_notice (net/core/dev.c:13194) [ 89.099269][ T732] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.099272][ T732] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 89.099273][ T732] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 89.099276][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099278][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099280][ T732] ? 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) [ 89.099283][ T732] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 89.099286][ T732] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 89.099288][ T732] __dev_change_flags (net/core/dev.c:9834) [ 89.099292][ T732] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 89.099294][ T732] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 89.099295][ T732] ? __kernel_text_address (kernel/extable.c:79) [ 89.099297][ T732] ? write_profile (profile.c:?) [ 89.099299][ T732] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.099302][ T732] netif_change_flags (net/core/dev.c:9877) [ 89.099304][ T732] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 89.099307][ T732] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 89.099308][ T732] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 89.099310][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099311][ T732] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 89.099315][ T732] ? kasan_save_stack (mm/kasan/common.c:58) [ 89.099318][ T732] ? kasan_save_stack (mm/kasan/common.c:57) [ 89.099319][ T732] ? kasan_save_track (mm/kasan/common.c:78) [ 89.099321][ T732] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 89.099322][ T732] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 89.099324][ T732] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 89.099325][ T732] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 89.099326][ T732] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 89.099327][ T732] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.099328][ T732] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 89.099330][ T732] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 89.099332][ T732] ? ___sys_sendmsg (net/socket.c:2767) [ 89.099334][ T732] ? __sys_sendmsg (net/socket.c:2799) [ 89.099335][ T732] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 89.099337][ T732] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.099339][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099341][ T732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.099342][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099344][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099346][ T732] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 89.099348][ T732] ? __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) [ 89.099350][ T732] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 89.099351][ T732] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 89.099353][ T732] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 89.099355][ T732] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 89.099357][ T732] rtnl_newlink (net/core/rtnetlink.c:4215) [ 89.099359][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099360][ T732] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 89.099362][ T732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.099363][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099365][ T732] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 89.099368][ T732] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 89.099370][ T732] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 89.099371][ T732] ? __kernel_text_address (kernel/extable.c:79) [ 89.099372][ T732] ? write_profile (profile.c:?) [ 89.099373][ T732] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 89.099375][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099376][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099378][ T732] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 89.099381][ T732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.099383][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099384][ T732] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 89.099386][ T732] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 89.099387][ T732] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.099389][ T732] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 89.099390][ T732] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 89.099393][ T732] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 89.099394][ T732] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 89.099395][ T732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 89.099397][ T732] ? netlink_ack (./include/linux/skbuff.h:2718) [ 89.099398][ T732] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 89.099401][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099402][ T732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 89.099404][ T732] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 89.099406][ T732] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 89.099408][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099409][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099411][ T732] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.099413][ T732] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 89.099415][ T732] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 89.099417][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099418][ T732] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 89.099420][ T732] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 89.099422][ T732] ? copy_msghdr_from_user (net/socket.c:2650) [ 89.099423][ T732] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 89.099425][ T732] ? move_addr_to_kernel (net/socket.c:258) [ 89.099426][ T732] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 89.099429][ T732] ___sys_sendmsg (net/socket.c:2767) [ 89.099431][ T732] ? copy_msghdr_from_user (net/socket.c:2619) [ 89.099435][ T732] __sys_sendmsg (net/socket.c:2799) [ 89.099437][ T732] ? __sys_sendmsg_sock (net/socket.c:2780) [ 89.099440][ T732] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.099442][ T732] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 89.099443][ T732] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 89.099446][ T732] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 89.099447][ T732] RIP: 0033:0x7f646601454e [ 89.099449][ T732] 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 [ 89.099450][ T732] RSP: 002b:00007ffda15f4e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 89.099454][ T732] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f646601454e [ 89.099455][ T732] RDX: 0000000000000000 RSI: 00007ffda15f4eb0 RDI: 0000000000000005 [ 89.099456][ T732] RBP: 00007ffda15f4e10 R08: 0000000000000000 R09: 0000000000000000 [ 89.099457][ T732] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4b7 [ 89.099458][ T732] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda15f5570 | [ 92.136003][ T69] softirqs last disabled at (29421): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 92.136005][ T69] Preemption disabled at: | [ 92.136006][ T69] vprintk_emit (kernel/printk/printk.c:2471) | [ 92.136017][ T69] Tainted: [W]=WARN [ 92.136018][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 92.136019][ T69] Workqueue: events netdev_work_proc [ 92.136025][ T69] Call Trace: [ 92.136026][ T69] [ 92.136028][ T69] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 92.136033][ T69] ? vprintk_emit (kernel/printk/printk.c:2471) [ 92.136035][ T69] __might_resched.cold (kernel/sched/core.c:9234) [ 92.136038][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 92.136041][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136045][ T69] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 92.136049][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 92.136051][ T69] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 92.136055][ T69] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 92.136057][ T69] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 92.136058][ T69] put_chars (drivers/char/virtio_console.c:1176) [ 92.136060][ T69] ? __send_to_port (drivers/char/virtio_console.c:654) [ 92.136062][ T69] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 92.136065][ T69] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 92.136068][ T69] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 92.136069][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136071][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136073][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.136075][ T69] console_emit_next_record (kernel/printk/printk.c:3183) [ 92.136077][ T69] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 92.136079][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136081][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136082][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136084][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.136086][ T69] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 92.136088][ T69] console_flush_one_record (kernel/printk/printk.c:3268) [ 92.136090][ T69] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 92.136093][ T69] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 92.136095][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.136096][ T69] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 92.136098][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136099][ T69] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 92.136101][ T69] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 92.136102][ T69] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 92.136105][ T69] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 92.136107][ T69] ? vprintk_emit (kernel/printk/printk.c:2478) [ 92.136109][ T69] vprintk_emit (kernel/printk/printk.c:2479) [ 92.136111][ T69] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 92.136113][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136115][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.136117][ T69] _printk (kernel/printk/printk.c:2504) [ 92.136120][ T69] ? snapshot_read.cold (user.c:?) [ 92.136122][ T69] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 92.136125][ T69] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 92.136126][ T69] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 92.136129][ T69] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 92.136131][ T69] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 92.136133][ T69] ? netdev_notice (net/core/dev.c:13194) [ 92.136134][ T69] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 92.136136][ T69] ? 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) [ 92.136138][ T69] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 92.136141][ T69] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 92.136144][ T69] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 92.136147][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 92.136150][ T69] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 92.136151][ T69] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 92.136153][ T69] ? ref_tracker_free (lib/ref_tracker.c:339) [ 92.136157][ T69] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 92.136158][ T69] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 92.136159][ T69] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 92.136161][ T69] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 92.136163][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136165][ T69] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 92.136168][ T69] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 92.136169][ T69] ? netdev_work_sched (net/core/netdev_work.c:82) [ 92.136171][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136172][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 92.136174][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 92.136176][ T69] process_one_work (kernel/workqueue.c:3387) [ 92.136180][ T69] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 92.136182][ T69] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 92.136183][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 92.136186][ T69] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 92.136188][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 92.136190][ T69] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 92.136192][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 92.136193][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 92.136195][ T69] kthread (kernel/kthread.c:436) [ 92.136197][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 92.136198][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 92.136200][ T69] ret_from_fork (arch/x86/kernel/process.c:158) [ 92.136203][ T69] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 92.136205][ T69] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 92.136207][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 92.136209][ T69] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 117.105938][ T957] softirqs last disabled at (0): 0x0 | [ 117.105939][ T957] Preemption disabled at: | [ 117.105940][ T957] vprintk_emit (kernel/printk/printk.c:2471) | [ 117.105951][ T957] Tainted: [W]=WARN [ 117.105952][ T957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.105953][ T957] Call Trace: [ 117.105955][ T957] [ 117.105956][ T957] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 117.105961][ T957] ? vprintk_emit (kernel/printk/printk.c:2471) [ 117.105963][ T957] __might_resched.cold (kernel/sched/core.c:9234) [ 117.105967][ T957] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 117.105969][ T957] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 117.105972][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.105976][ T957] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 117.105979][ T957] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 117.105982][ T957] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 117.105986][ T957] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 117.105987][ T957] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 117.105989][ T957] put_chars (drivers/char/virtio_console.c:1176) [ 117.105991][ T957] ? __send_to_port (drivers/char/virtio_console.c:654) [ 117.105993][ T957] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 117.105996][ T957] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 117.105999][ T957] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 117.106000][ T957] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 117.106004][ T957] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 117.106005][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106007][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106009][ T957] console_emit_next_record (kernel/printk/printk.c:3183) [ 117.106012][ T957] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 117.106014][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106015][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106017][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106019][ T957] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.106021][ T957] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 117.106022][ T957] console_flush_one_record (kernel/printk/printk.c:3268) [ 117.106025][ T957] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 117.106027][ T957] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 117.106029][ T957] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.106031][ T957] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 117.106032][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106034][ T957] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 117.106035][ T957] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 117.106037][ T957] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 117.106039][ T957] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 117.106041][ T957] ? vprintk_emit (kernel/printk/printk.c:2478) [ 117.106043][ T957] vprintk_emit (kernel/printk/printk.c:2479) [ 117.106045][ T957] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 117.106047][ T957] ? update_load_avg (kernel/sched/fair.c:5864) [ 117.106049][ T957] ? update_load_avg (kernel/sched/fair.c:5864) [ 117.106051][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106053][ T957] _printk (kernel/printk/printk.c:2504) [ 117.106056][ T957] ? snapshot_read.cold (user.c:?) [ 117.106058][ T957] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 117.106060][ T957] ? __schedule (kernel/sched/core.c:7277) [ 117.106062][ T957] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 117.106065][ T957] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 117.106066][ T957] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 117.106068][ T957] ? netdev_notice (net/core/dev.c:13194) [ 117.106070][ T957] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 117.106074][ T957] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 117.106076][ T957] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 117.106079][ T957] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 117.106082][ T957] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 117.106084][ T957] __dev_change_flags (net/core/dev.c:9834) [ 117.106088][ T957] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 117.106090][ T957] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 117.106092][ T957] ? __kernel_text_address (kernel/extable.c:79) [ 117.106093][ T957] ? write_profile (profile.c:?) [ 117.106096][ T957] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 117.106099][ T957] netif_change_flags (net/core/dev.c:9877) [ 117.106101][ T957] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 117.106104][ T957] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 117.106106][ T957] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 117.106107][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106109][ T957] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 117.106112][ T957] ? kasan_save_stack (mm/kasan/common.c:58) [ 117.106115][ T957] ? kasan_save_stack (mm/kasan/common.c:57) [ 117.106117][ T957] ? kasan_save_track (mm/kasan/common.c:78) [ 117.106118][ T957] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 117.106120][ T957] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 117.106121][ T957] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 117.106122][ T957] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 117.106124][ T957] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 117.106125][ T957] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 117.106126][ T957] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 117.106128][ T957] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 117.106130][ T957] ? ___sys_sendmsg (net/socket.c:2767) [ 117.106131][ T957] ? __sys_sendmsg (net/socket.c:2799) [ 117.106133][ T957] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 117.106135][ T957] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.106138][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106140][ T957] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.106141][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106143][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106144][ T957] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 117.106147][ T957] ? __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) [ 117.106148][ T957] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 117.106149][ T957] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 117.106151][ T957] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 117.106153][ T957] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 117.106155][ T957] rtnl_newlink (net/core/rtnetlink.c:4215) [ 117.106157][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106159][ T957] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 117.106160][ T957] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.106162][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106164][ T957] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 117.106167][ T957] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 117.106169][ T957] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 117.106170][ T957] ? __kernel_text_address (kernel/extable.c:79) [ 117.106171][ T957] ? write_profile (profile.c:?) [ 117.106173][ T957] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 117.106174][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106176][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106177][ T957] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 117.106181][ T957] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.106182][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106184][ T957] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 117.106185][ T957] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 117.106187][ T957] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 117.106188][ T957] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 117.106190][ T957] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 117.106192][ T957] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 117.106194][ T957] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 117.106195][ T957] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 117.106196][ T957] ? netlink_ack (./include/linux/skbuff.h:2718) [ 117.106198][ T957] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 117.106200][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106202][ T957] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 117.106204][ T957] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 117.106206][ T957] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 117.106208][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106209][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106211][ T957] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 117.106213][ T957] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 117.106215][ T957] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 117.106217][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106219][ T957] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 117.106220][ T957] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 117.106222][ T957] ? copy_msghdr_from_user (net/socket.c:2650) [ 117.106224][ T957] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 117.106225][ T957] ? move_addr_to_kernel (net/socket.c:258) [ 117.106227][ T957] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 117.106229][ T957] ___sys_sendmsg (net/socket.c:2767) [ 117.106231][ T957] ? copy_msghdr_from_user (net/socket.c:2619) [ 117.106236][ T957] __sys_sendmsg (net/socket.c:2799) [ 117.106238][ T957] ? __sys_sendmsg_sock (net/socket.c:2780) [ 117.106241][ T957] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 117.106243][ T957] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 117.106244][ T957] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 117.106246][ T957] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 117.106248][ T957] RIP: 0033:0x7f6450ed454e [ 117.106250][ T957] 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 [ 117.106252][ T957] RSP: 002b:00007ffeb74ae060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 117.106255][ T957] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6450ed454e [ 117.106257][ T957] RDX: 0000000000000000 RSI: 00007ffeb74ae110 RDI: 0000000000000005 [ 117.106257][ T957] RBP: 00007ffeb74ae070 R08: 0000000000000000 R09: 0000000000000000 [ 117.106258][ T957] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4d3 [ 117.106259][ T957] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb74ae7d0 | [ 122.372327][ T973] softirqs last disabled at (0): 0x0 | [ 122.372329][ T973] Preemption disabled at: | [ 122.372330][ T973] vprintk_emit (kernel/printk/printk.c:2471) | [ 122.372341][ T973] Tainted: [W]=WARN [ 122.372342][ T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.372344][ T973] Call Trace: [ 122.372345][ T973] [ 122.372346][ T973] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 122.372352][ T973] ? vprintk_emit (kernel/printk/printk.c:2471) [ 122.372354][ T973] __might_resched.cold (kernel/sched/core.c:9234) [ 122.372357][ T973] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 122.372359][ T973] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 122.372362][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372366][ T973] __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)) [ 122.372369][ T973] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.372372][ T973] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.372375][ T973] ? 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) [ 122.372377][ T973] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.372379][ T973] put_chars (drivers/char/virtio_console.c:1176) [ 122.372381][ T973] ? __send_to_port (drivers/char/virtio_console.c:654) [ 122.372383][ T973] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 122.372385][ T973] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 122.372388][ T973] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 122.372389][ T973] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 122.372393][ T973] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.372394][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372396][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372398][ T973] console_emit_next_record (kernel/printk/printk.c:3183) [ 122.372401][ T973] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 122.372403][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372404][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372406][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372408][ T973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.372410][ T973] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 122.372411][ T973] console_flush_one_record (kernel/printk/printk.c:3268) [ 122.372414][ T973] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 122.372417][ T973] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 122.372418][ T973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.372420][ T973] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 122.372421][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372423][ T973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.372424][ T973] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 122.372426][ T973] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 122.372428][ T973] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 122.372430][ T973] ? vprintk_emit (kernel/printk/printk.c:2478) [ 122.372432][ T973] vprintk_emit (kernel/printk/printk.c:2479) [ 122.372434][ T973] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 122.372436][ T973] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 122.372439][ T973] _printk (kernel/printk/printk.c:2504) [ 122.372442][ T973] ? snapshot_read.cold (user.c:?) [ 122.372444][ T973] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 122.372448][ T973] ? __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)) [ 122.372449][ T973] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 122.372452][ T973] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 122.372454][ T973] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 122.372456][ T973] ? netdev_notice (net/core/dev.c:13194) [ 122.372457][ T973] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.372460][ T973] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 122.372462][ T973] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 122.372466][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372468][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372471][ T973] ? 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) [ 122.372475][ T973] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 122.372478][ T973] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 122.372481][ T973] __dev_change_flags (net/core/dev.c:9834) [ 122.372484][ T973] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 122.372486][ T973] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 122.372488][ T973] ? __kernel_text_address (kernel/extable.c:79) [ 122.372489][ T973] ? write_profile (profile.c:?) [ 122.372492][ T973] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 122.372500][ T973] netif_change_flags (net/core/dev.c:9877) [ 122.372502][ T973] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 122.372506][ T973] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 122.372507][ T973] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 122.372508][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372510][ T973] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 122.372514][ T973] ? kasan_save_stack (mm/kasan/common.c:58) [ 122.372516][ T973] ? kasan_save_stack (mm/kasan/common.c:57) [ 122.372518][ T973] ? kasan_save_track (mm/kasan/common.c:78) [ 122.372520][ T973] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 122.372521][ T973] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 122.372523][ T973] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 122.372524][ T973] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 122.372525][ T973] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 122.372526][ T973] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.372527][ T973] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 122.372529][ T973] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 122.372531][ T973] ? ___sys_sendmsg (net/socket.c:2767) [ 122.372533][ T973] ? __sys_sendmsg (net/socket.c:2799) [ 122.372534][ T973] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 122.372536][ T973] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.372539][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372541][ T973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.372542][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372544][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372546][ T973] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 122.372548][ T973] ? __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) [ 122.372550][ T973] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 122.372551][ T973] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 122.372553][ T973] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 122.372555][ T973] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 122.372557][ T973] rtnl_newlink (net/core/rtnetlink.c:4215) [ 122.372559][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372561][ T973] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 122.372562][ T973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.372563][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372566][ T973] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 122.372569][ T973] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 122.372570][ T973] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 122.372572][ T973] ? __kernel_text_address (kernel/extable.c:79) [ 122.372573][ T973] ? write_profile (profile.c:?) [ 122.372574][ T973] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 122.372576][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372577][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372579][ T973] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 122.372582][ T973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.372584][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372586][ T973] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 122.372587][ T973] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 122.372589][ T973] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.372590][ T973] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 122.372591][ T973] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 122.372594][ T973] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 122.372595][ T973] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 122.372597][ T973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.372598][ T973] ? netlink_ack (./include/linux/skbuff.h:2718) [ 122.372599][ T973] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 122.372602][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372604][ T973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.372606][ T973] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 122.372608][ T973] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 122.372609][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372611][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372613][ T973] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.372615][ T973] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 122.372617][ T973] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 122.372618][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372620][ T973] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.372622][ T973] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 122.372624][ T973] ? copy_msghdr_from_user (net/socket.c:2650) [ 122.372625][ T973] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 122.372627][ T973] ? move_addr_to_kernel (net/socket.c:258) [ 122.372628][ T973] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 122.372631][ T973] ___sys_sendmsg (net/socket.c:2767) [ 122.372633][ T973] ? copy_msghdr_from_user (net/socket.c:2619) [ 122.372638][ T973] __sys_sendmsg (net/socket.c:2799) [ 122.372640][ T973] ? __sys_sendmsg_sock (net/socket.c:2780) [ 122.372643][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.372645][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 122.372646][ T973] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 122.372648][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 122.372650][ T973] RIP: 0033:0x7f5fcf52a54e [ 122.372651][ T973] 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 [ 122.372653][ T973] RSP: 002b:00007fff862f23c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 122.372657][ T973] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5fcf52a54e [ 122.372659][ T973] RDX: 0000000000000000 RSI: 00007fff862f2470 RDI: 0000000000000005 [ 122.372659][ T973] RBP: 00007fff862f23d0 R08: 0000000000000000 R09: 0000000000000000 [ 122.372660][ T973] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4d8 [ 122.372661][ T973] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff862f2b30 | [ 125.410933][ T52] softirqs last disabled at (1218463): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 125.410937][ T52] Preemption disabled at: | [ 125.410938][ T52] vprintk_emit (kernel/printk/printk.c:2471) | [ 125.410951][ T52] Tainted: [W]=WARN [ 125.410953][ T52] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.410955][ T52] Workqueue: events netdev_work_proc [ 125.410964][ T52] Call Trace: [ 125.410967][ T52] [ 125.410970][ T52] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 125.410980][ T52] ? vprintk_emit (kernel/printk/printk.c:2471) [ 125.410984][ T52] __might_resched.cold (kernel/sched/core.c:9234) [ 125.410989][ T52] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 125.410996][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411003][ T52] __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)) [ 125.411008][ T52] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.411011][ T52] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 125.411016][ T52] ? 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) [ 125.411019][ T52] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 125.411022][ T52] put_chars (drivers/char/virtio_console.c:1176) [ 125.411025][ T52] ? __send_to_port (drivers/char/virtio_console.c:654) [ 125.411028][ T52] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 125.411032][ T52] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 125.411037][ T52] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 125.411039][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411042][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411044][ T52] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.411048][ T52] console_emit_next_record (kernel/printk/printk.c:3183) [ 125.411051][ T52] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 125.411055][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411057][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411060][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411062][ T52] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.411065][ T52] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 125.411068][ T52] console_flush_one_record (kernel/printk/printk.c:3268) [ 125.411072][ T52] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 125.411076][ T52] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 125.411078][ T52] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.411081][ T52] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 125.411083][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411086][ T52] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 125.411088][ T52] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 125.411091][ T52] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 125.411094][ T52] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 125.411097][ T52] ? vprintk_emit (kernel/printk/printk.c:2478) [ 125.411100][ T52] vprintk_emit (kernel/printk/printk.c:2479) [ 125.411104][ T52] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 125.411107][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411110][ T52] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.411113][ T52] _printk (kernel/printk/printk.c:2504) [ 125.411117][ T52] ? snapshot_read.cold (user.c:?) [ 125.411120][ T52] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 125.411124][ T52] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 125.411126][ T52] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 125.411130][ T52] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 125.411133][ T52] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 125.411135][ T52] ? netdev_notice (net/core/dev.c:13194) [ 125.411138][ T52] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 125.411141][ T52] ? 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) [ 125.411144][ T52] ? 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) [ 125.411148][ T52] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 125.411152][ T52] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 125.411160][ T52] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.411166][ T52] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 125.411172][ T52] ? 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) [ 125.411176][ T52] ? ref_tracker_free (lib/ref_tracker.c:339) [ 125.411181][ T52] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 125.411183][ T52] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 125.411185][ T52] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 125.411192][ T52] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 125.411196][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411199][ T52] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 125.411203][ T52] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 125.411206][ T52] ? netdev_work_sched (net/core/netdev_work.c:82) [ 125.411209][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411211][ T52] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.411213][ T52] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.411217][ T52] process_one_work (kernel/workqueue.c:3387) [ 125.411223][ T52] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 125.411225][ T52] ? kthread_data (kernel/kthread.c:236 (discriminator 1)) [ 125.411229][ T52] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.411233][ T52] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 125.411236][ T52] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 125.411239][ T52] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 125.411242][ T52] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 125.411244][ T52] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 125.411247][ T52] kthread (kernel/kthread.c:436) [ 125.411249][ T52] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.411252][ T52] ? kthread_affine_preferred (kernel/kthread.c:857) [ 125.411254][ T52] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.411258][ T52] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 125.411261][ T52] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.411265][ T52] ? kthread_affine_preferred (kernel/kthread.c:857) [ 125.411268][ T52] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 126.662164][ T958] softirqs last disabled at (0): 0x0 | [ 126.662166][ T958] Preemption disabled at: | [ 126.662166][ T958] 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)) | [ 126.662178][ T958] Tainted: [W]=WARN [ 126.662179][ T958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 126.662180][ T958] Workqueue: events netdev_work_proc [ 126.662185][ T958] Call Trace: [ 126.662187][ T958] [ 126.662188][ T958] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 126.662194][ T958] ? 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)) [ 126.662195][ T958] __might_resched.cold (kernel/sched/core.c:9234) [ 126.662199][ T958] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 126.662202][ T958] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 126.662205][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662210][ T958] __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)) [ 126.662212][ T958] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 126.662215][ T958] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 126.662219][ T958] ? 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) [ 126.662220][ T958] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 126.662222][ T958] put_chars (drivers/char/virtio_console.c:1176) [ 126.662224][ T958] ? __send_to_port (drivers/char/virtio_console.c:654) [ 126.662226][ T958] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 126.662230][ T958] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 126.662233][ T958] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 126.662234][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662236][ T958] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 126.662239][ T958] console_emit_next_record (kernel/printk/printk.c:3183) [ 126.662241][ T958] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 126.662243][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662245][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662246][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662248][ T958] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 126.662250][ T958] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 126.662252][ T958] console_flush_one_record (kernel/printk/printk.c:3268) [ 126.662254][ T958] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 126.662257][ T958] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 126.662259][ T958] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 126.662260][ T958] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 126.662262][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662263][ T958] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 126.662265][ T958] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 126.662266][ T958] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 126.662268][ T958] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 126.662270][ T958] ? vprintk_emit (kernel/printk/printk.c:2478) [ 126.662273][ T958] vprintk_emit (kernel/printk/printk.c:2479) [ 126.662275][ T958] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 126.662278][ T958] _printk (kernel/printk/printk.c:2504) [ 126.662281][ T958] ? snapshot_read.cold (user.c:?) [ 126.662284][ T958] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 126.662286][ T958] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 126.662288][ T958] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 126.662290][ T958] ? netdev_notice (net/core/dev.c:13194) [ 126.662292][ T958] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 126.662293][ T958] ? __hw_addr_add_ex (net/core/dev_addr_lists.c:125) [ 126.662295][ T958] ? 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) [ 126.662298][ T958] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 126.662301][ T958] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 126.662303][ T958] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 126.662306][ T958] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 126.662307][ T958] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 126.662310][ T958] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 126.662311][ T958] ? 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) [ 126.662313][ T958] ? ref_tracker_free (lib/ref_tracker.c:339) [ 126.662316][ T958] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 126.662318][ T958] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 126.662319][ T958] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 126.662320][ T958] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 126.662323][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662325][ T958] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 126.662328][ T958] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 126.662329][ T958] ? netdev_work_sched (net/core/netdev_work.c:82) [ 126.662331][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662333][ T958] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 126.662334][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 126.662336][ T958] process_one_work (kernel/workqueue.c:3387) [ 126.662340][ T958] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 126.662342][ T958] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 126.662343][ T958] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 126.662347][ T958] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 126.662349][ T958] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 126.662351][ T958] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 126.662353][ T958] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 126.662355][ T958] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 126.662357][ T958] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 126.662358][ T958] kthread (kernel/kthread.c:436) [ 126.662360][ T958] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 126.662361][ T958] ? kthread_affine_preferred (kernel/kthread.c:857) [ 126.662363][ T958] ret_from_fork (arch/x86/kernel/process.c:158) [ 126.662366][ T958] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 126.662368][ T958] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 126.662371][ T958] ? kthread_affine_preferred (kernel/kthread.c:857) [ 126.662373][ T958] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 143.344741][ T1175] softirqs last disabled at (0): 0x0 | [ 143.344742][ T1175] Preemption disabled at: | [ 143.344743][ T1175] vprintk_emit (kernel/printk/printk.c:2471) | [ 143.344754][ T1175] Tainted: [W]=WARN [ 143.344755][ T1175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 143.344757][ T1175] Call Trace: [ 143.344758][ T1175] [ 143.344760][ T1175] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 143.344766][ T1175] ? vprintk_emit (kernel/printk/printk.c:2471) [ 143.344768][ T1175] __might_resched.cold (kernel/sched/core.c:9234) [ 143.344771][ T1175] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 143.344774][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344778][ T1175] __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)) [ 143.344782][ T1175] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 143.344784][ T1175] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.344788][ T1175] ? 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) [ 143.344790][ T1175] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 143.344792][ T1175] put_chars (drivers/char/virtio_console.c:1176) [ 143.344794][ T1175] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 143.344795][ T1175] ? __send_to_port (drivers/char/virtio_console.c:654) [ 143.344798][ T1175] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 143.344800][ T1175] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 143.344803][ T1175] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 143.344804][ T1175] ? 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) [ 143.344806][ T1175] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 143.344808][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344809][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344811][ T1175] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.344813][ T1175] console_emit_next_record (kernel/printk/printk.c:3183) [ 143.344816][ T1175] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 143.344818][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344819][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344821][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344823][ T1175] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.344825][ T1175] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 143.344826][ T1175] console_flush_one_record (kernel/printk/printk.c:3268) [ 143.344829][ T1175] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 143.344831][ T1175] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 143.344833][ T1175] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.344835][ T1175] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 143.344837][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344838][ T1175] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.344840][ T1175] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 143.344841][ T1175] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 143.344843][ T1175] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 143.344845][ T1175] ? vprintk_emit (kernel/printk/printk.c:2478) [ 143.344847][ T1175] vprintk_emit (kernel/printk/printk.c:2479) [ 143.344849][ T1175] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 143.344851][ T1175] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 143.344855][ T1175] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 143.344858][ T1175] _printk (kernel/printk/printk.c:2504) [ 143.344861][ T1175] ? snapshot_read.cold (user.c:?) [ 143.344863][ T1175] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 143.344866][ T1175] ? __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)) [ 143.344868][ T1175] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 143.344870][ T1175] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 143.344872][ T1175] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 143.344874][ T1175] ? netdev_notice (net/core/dev.c:13194) [ 143.344875][ T1175] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 143.344878][ T1175] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 143.344882][ T1175] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 143.344885][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344887][ T1175] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 143.344889][ T1175] ? 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) [ 143.344893][ T1175] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 143.344896][ T1175] __dev_change_flags (net/core/dev.c:9821) [ 143.344899][ T1175] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 143.344901][ T1175] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 143.344903][ T1175] ? __kernel_text_address (kernel/extable.c:79) [ 143.344904][ T1175] ? write_profile (profile.c:?) [ 143.344906][ T1175] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 143.344908][ T1175] netif_change_flags (net/core/dev.c:9877) [ 143.344911][ T1175] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 143.344916][ T1175] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 143.344917][ T1175] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 143.344918][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344920][ T1175] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 143.344924][ T1175] ? kasan_save_stack (mm/kasan/common.c:58) [ 143.344929][ T1175] ? kasan_save_stack (mm/kasan/common.c:57) [ 143.344931][ T1175] ? kasan_save_track (mm/kasan/common.c:78) [ 143.344932][ T1175] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 143.344934][ T1175] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 143.344935][ T1175] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 143.344936][ T1175] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 143.344938][ T1175] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 143.344939][ T1175] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.344940][ T1175] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 143.344941][ T1175] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 143.344943][ T1175] ? ___sys_sendmsg (net/socket.c:2767) [ 143.344944][ T1175] ? __sys_sendmsg (net/socket.c:2799) [ 143.344946][ T1175] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 143.344948][ T1175] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.344950][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344952][ T1175] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.344954][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344955][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344957][ T1175] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 143.344959][ T1175] ? __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) [ 143.344961][ T1175] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 143.344962][ T1175] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 143.344964][ T1175] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 143.344966][ T1175] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 143.344968][ T1175] rtnl_newlink (net/core/rtnetlink.c:4215) [ 143.344970][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344972][ T1175] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 143.344973][ T1175] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.344974][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344976][ T1175] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 143.344979][ T1175] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 143.344981][ T1175] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 143.344983][ T1175] ? __kernel_text_address (kernel/extable.c:79) [ 143.344984][ T1175] ? write_profile (profile.c:?) [ 143.344985][ T1175] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 143.344986][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344988][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344990][ T1175] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 143.344993][ T1175] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.344995][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.344996][ T1175] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 143.344998][ T1175] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 143.344999][ T1175] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.345001][ T1175] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 143.345002][ T1175] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 143.345004][ T1175] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 143.345006][ T1175] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 143.345007][ T1175] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.345009][ T1175] ? netlink_ack (./include/linux/skbuff.h:2718) [ 143.345010][ T1175] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 143.345013][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.345014][ T1175] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.345016][ T1175] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 143.345018][ T1175] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 143.345020][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.345021][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.345023][ T1175] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 143.345025][ T1175] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 143.345027][ T1175] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 143.345029][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.345031][ T1175] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 143.345033][ T1175] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 143.345034][ T1175] ? copy_msghdr_from_user (net/socket.c:2650) [ 143.345036][ T1175] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 143.345037][ T1175] ? move_addr_to_kernel (net/socket.c:258) [ 143.345039][ T1175] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 143.345042][ T1175] ___sys_sendmsg (net/socket.c:2767) [ 143.345043][ T1175] ? copy_msghdr_from_user (net/socket.c:2619) [ 143.345048][ T1175] __sys_sendmsg (net/socket.c:2799) [ 143.345050][ T1175] ? __sys_sendmsg_sock (net/socket.c:2780) [ 143.345053][ T1175] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 143.345055][ T1175] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 143.345056][ T1175] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 143.345059][ T1175] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 143.345060][ T1175] RIP: 0033:0x7f754518954e [ 143.345062][ T1175] 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 [ 143.345064][ T1175] RSP: 002b:00007ffd414f7610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 143.345068][ T1175] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f754518954e [ 143.345069][ T1175] RDX: 0000000000000000 RSI: 00007ffd414f76c0 RDI: 0000000000000005 [ 143.345070][ T1175] RBP: 00007ffd414f7620 R08: 0000000000000000 R09: 0000000000000000 [ 143.345071][ T1175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4ed [ 143.345072][ T1175] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd414f7d80 | [ 148.642603][ T1190] softirqs last disabled at (0): 0x0 | [ 148.642605][ T1190] Preemption disabled at: | [ 148.642606][ T1190] vprintk_emit (kernel/printk/printk.c:2471) | [ 148.642617][ T1190] Tainted: [W]=WARN [ 148.642618][ T1190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.642620][ T1190] Call Trace: [ 148.642622][ T1190] [ 148.642623][ T1190] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 148.642628][ T1190] ? vprintk_emit (kernel/printk/printk.c:2471) [ 148.642630][ T1190] __might_resched.cold (kernel/sched/core.c:9234) [ 148.642634][ T1190] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 148.642638][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642641][ T1190] __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)) [ 148.642645][ T1190] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 148.642647][ T1190] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.642651][ T1190] ? 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) [ 148.642653][ T1190] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.642655][ T1190] put_chars (drivers/char/virtio_console.c:1176) [ 148.642657][ T1190] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 148.642659][ T1190] ? __send_to_port (drivers/char/virtio_console.c:654) [ 148.642661][ T1190] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 148.642663][ T1190] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 148.642666][ T1190] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 148.642667][ T1190] ? 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) [ 148.642669][ T1190] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 148.642671][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642672][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642674][ T1190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.642676][ T1190] console_emit_next_record (kernel/printk/printk.c:3183) [ 148.642679][ T1190] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 148.642681][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642683][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642684][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642686][ T1190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.642688][ T1190] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 148.642690][ T1190] console_flush_one_record (kernel/printk/printk.c:3268) [ 148.642692][ T1190] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 148.642695][ T1190] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 148.642697][ T1190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.642698][ T1190] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 148.642700][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642701][ T1190] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.642703][ T1190] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 148.642704][ T1190] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 148.642707][ T1190] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 148.642709][ T1190] ? vprintk_emit (kernel/printk/printk.c:2478) [ 148.642711][ T1190] vprintk_emit (kernel/printk/printk.c:2479) [ 148.642713][ T1190] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 148.642715][ T1190] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 148.642719][ T1190] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 148.642721][ T1190] _printk (kernel/printk/printk.c:2504) [ 148.642732][ T1190] ? snapshot_read.cold (user.c:?) [ 148.642735][ T1190] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 148.642738][ T1190] ? __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)) [ 148.642740][ T1190] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 148.642742][ T1190] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 148.642744][ T1190] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 148.642746][ T1190] ? netdev_notice (net/core/dev.c:13194) [ 148.642747][ T1190] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.642751][ T1190] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 148.642754][ T1190] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 148.642757][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642759][ T1190] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 148.642762][ T1190] ? 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) [ 148.642765][ T1190] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 148.642768][ T1190] __dev_change_flags (net/core/dev.c:9821) [ 148.642771][ T1190] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 148.642773][ T1190] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 148.642775][ T1190] ? __kernel_text_address (kernel/extable.c:79) [ 148.642776][ T1190] ? write_profile (profile.c:?) [ 148.642778][ T1190] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 148.642781][ T1190] netif_change_flags (net/core/dev.c:9877) [ 148.642783][ T1190] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 148.642787][ T1190] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 148.642788][ T1190] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 148.642789][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642791][ T1190] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 148.642795][ T1190] ? kasan_save_stack (mm/kasan/common.c:58) [ 148.642798][ T1190] ? kasan_save_stack (mm/kasan/common.c:57) [ 148.642799][ T1190] ? kasan_save_track (mm/kasan/common.c:78) [ 148.642801][ T1190] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 148.642802][ T1190] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 148.642804][ T1190] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 148.642805][ T1190] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.642806][ T1190] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 148.642807][ T1190] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.642809][ T1190] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.642810][ T1190] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 148.642811][ T1190] ? ___sys_sendmsg (net/socket.c:2767) [ 148.642813][ T1190] ? __sys_sendmsg (net/socket.c:2799) [ 148.642815][ T1190] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 148.642817][ T1190] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.642819][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642821][ T1190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.642823][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642824][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642826][ T1190] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 148.642828][ T1190] ? __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) [ 148.642830][ T1190] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 148.642831][ T1190] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 148.642833][ T1190] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 148.642835][ T1190] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 148.642837][ T1190] rtnl_newlink (net/core/rtnetlink.c:4215) [ 148.642839][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642841][ T1190] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.642842][ T1190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.642843][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642845][ T1190] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 148.642848][ T1190] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 148.642850][ T1190] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 148.642852][ T1190] ? __kernel_text_address (kernel/extable.c:79) [ 148.642853][ T1190] ? write_profile (profile.c:?) [ 148.642854][ T1190] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 148.642855][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642857][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642859][ T1190] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 148.642862][ T1190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.642864][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642866][ T1190] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.642867][ T1190] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.642869][ T1190] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.642870][ T1190] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 148.642871][ T1190] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 148.642874][ T1190] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 148.642875][ T1190] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.642877][ T1190] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.642878][ T1190] ? netlink_ack (./include/linux/skbuff.h:2718) [ 148.642880][ T1190] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 148.642882][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642884][ T1190] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.642886][ T1190] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.642888][ T1190] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 148.642890][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642892][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642893][ T1190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.642895][ T1190] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.642897][ T1190] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 148.642899][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642901][ T1190] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.642903][ T1190] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 148.642904][ T1190] ? copy_msghdr_from_user (net/socket.c:2650) [ 148.642906][ T1190] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 148.642908][ T1190] ? move_addr_to_kernel (net/socket.c:258) [ 148.642909][ T1190] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 148.642912][ T1190] ___sys_sendmsg (net/socket.c:2767) [ 148.642914][ T1190] ? copy_msghdr_from_user (net/socket.c:2619) [ 148.642919][ T1190] __sys_sendmsg (net/socket.c:2799) [ 148.642921][ T1190] ? __sys_sendmsg_sock (net/socket.c:2780) [ 148.642923][ T1190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.642928][ T1190] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 148.642929][ T1190] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 148.642932][ T1190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.642933][ T1190] RIP: 0033:0x7f0e4fe8954e [ 148.642935][ T1190] 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 [ 148.642937][ T1190] RSP: 002b:00007ffe22ed6270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 148.642940][ T1190] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0e4fe8954e [ 148.642942][ T1190] RDX: 0000000000000000 RSI: 00007ffe22ed6320 RDI: 0000000000000005 [ 148.642943][ T1190] RBP: 00007ffe22ed6280 R08: 0000000000000000 R09: 0000000000000000 [ 148.642944][ T1190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4f3 [ 148.642944][ T1190] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe22ed69e0 | [ 151.028761][ T1217] softirqs last disabled at (0): 0x0 | [ 151.028762][ T1217] Preemption disabled at: | [ 151.028763][ T1217] vprintk_emit (kernel/printk/printk.c:2471) | [ 151.028775][ T1217] Tainted: [W]=WARN [ 151.028776][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.028777][ T1217] Call Trace: [ 151.028779][ T1217] [ 151.028780][ T1217] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 151.028785][ T1217] ? vprintk_emit (kernel/printk/printk.c:2471) [ 151.028788][ T1217] __might_resched.cold (kernel/sched/core.c:9234) [ 151.028791][ T1217] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 151.028793][ T1217] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 151.028796][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028800][ T1217] __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)) [ 151.028804][ T1217] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 151.028806][ T1217] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.028811][ T1217] ? 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) [ 151.028812][ T1217] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.028814][ T1217] put_chars (drivers/char/virtio_console.c:1176) [ 151.028816][ T1217] ? __send_to_port (drivers/char/virtio_console.c:654) [ 151.028818][ T1217] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 151.028820][ T1217] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 151.028824][ T1217] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 151.028825][ T1217] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 151.028828][ T1217] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 151.028830][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028832][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028834][ T1217] console_emit_next_record (kernel/printk/printk.c:3183) [ 151.028837][ T1217] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 151.028839][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028840][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028842][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028844][ T1217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.028846][ T1217] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 151.028848][ T1217] console_flush_one_record (kernel/printk/printk.c:3268) [ 151.028850][ T1217] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 151.028853][ T1217] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 151.028855][ T1217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.028856][ T1217] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 151.028858][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028859][ T1217] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.028861][ T1217] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 151.028862][ T1217] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 151.028864][ T1217] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 151.028867][ T1217] ? vprintk_emit (kernel/printk/printk.c:2478) [ 151.028869][ T1217] vprintk_emit (kernel/printk/printk.c:2479) [ 151.028871][ T1217] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 151.028873][ T1217] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 151.028876][ T1217] _printk (kernel/printk/printk.c:2504) [ 151.028879][ T1217] ? snapshot_read.cold (user.c:?) [ 151.028881][ T1217] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 151.028884][ T1217] ? __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)) [ 151.028886][ T1217] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 151.028889][ T1217] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 151.028891][ T1217] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 151.028893][ T1217] ? netdev_notice (net/core/dev.c:13194) [ 151.028894][ T1217] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.028897][ T1217] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.028899][ T1217] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 151.028902][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028904][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028906][ T1217] ? 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) [ 151.028909][ T1217] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 151.028911][ T1217] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 151.028914][ T1217] __dev_change_flags (net/core/dev.c:9834) [ 151.028918][ T1217] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 151.028919][ T1217] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 151.028921][ T1217] ? __kernel_text_address (kernel/extable.c:79) [ 151.028923][ T1217] ? write_profile (profile.c:?) [ 151.028925][ T1217] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.028929][ T1217] netif_change_flags (net/core/dev.c:9877) [ 151.028931][ T1217] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 151.028936][ T1217] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 151.028938][ T1217] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 151.028939][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028941][ T1217] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 151.028944][ T1217] ? kasan_save_stack (mm/kasan/common.c:58) [ 151.028947][ T1217] ? kasan_save_stack (mm/kasan/common.c:57) [ 151.028949][ T1217] ? kasan_save_track (mm/kasan/common.c:78) [ 151.028950][ T1217] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 151.028952][ T1217] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 151.028953][ T1217] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 151.028954][ T1217] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.028956][ T1217] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 151.028957][ T1217] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.028958][ T1217] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.028959][ T1217] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 151.028962][ T1217] ? ___sys_sendmsg (net/socket.c:2767) [ 151.028963][ T1217] ? __sys_sendmsg (net/socket.c:2799) [ 151.028965][ T1217] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 151.028967][ T1217] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.028969][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028971][ T1217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.028973][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028974][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028976][ T1217] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 151.028978][ T1217] ? __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) [ 151.028981][ T1217] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 151.028982][ T1217] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 151.028984][ T1217] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 151.028986][ T1217] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 151.028988][ T1217] rtnl_newlink (net/core/rtnetlink.c:4215) [ 151.028990][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028992][ T1217] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.028993][ T1217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.028994][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.028996][ T1217] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 151.028999][ T1217] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 151.029001][ T1217] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 151.029003][ T1217] ? __kernel_text_address (kernel/extable.c:79) [ 151.029004][ T1217] ? write_profile (profile.c:?) [ 151.029005][ T1217] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.029006][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029008][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029010][ T1217] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 151.029013][ T1217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.029014][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029016][ T1217] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.029018][ T1217] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.029019][ T1217] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.029021][ T1217] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 151.029022][ T1217] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 151.029025][ T1217] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 151.029026][ T1217] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.029027][ T1217] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.029029][ T1217] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.029030][ T1217] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 151.029033][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029035][ T1217] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.029037][ T1217] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.029039][ T1217] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.029040][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029042][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029044][ T1217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.029046][ T1217] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.029047][ T1217] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 151.029049][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029051][ T1217] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.029053][ T1217] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 151.029055][ T1217] ? copy_msghdr_from_user (net/socket.c:2650) [ 151.029056][ T1217] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 151.029058][ T1217] ? move_addr_to_kernel (net/socket.c:258) [ 151.029059][ T1217] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 151.029062][ T1217] ___sys_sendmsg (net/socket.c:2767) [ 151.029064][ T1217] ? copy_msghdr_from_user (net/socket.c:2619) [ 151.029069][ T1217] __sys_sendmsg (net/socket.c:2799) [ 151.029071][ T1217] ? __sys_sendmsg_sock (net/socket.c:2780) [ 151.029074][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.029076][ T1217] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 151.029077][ T1217] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 151.029079][ T1217] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.029081][ T1217] RIP: 0033:0x7f93234e454e [ 151.029083][ T1217] 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 [ 151.029085][ T1217] RSP: 002b:00007ffe2c1128b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.029088][ T1217] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f93234e454e [ 151.029090][ T1217] RDX: 0000000000000000 RSI: 00007ffe2c112960 RDI: 0000000000000005 [ 151.029091][ T1217] RBP: 00007ffe2c1128c0 R08: 0000000000000000 R09: 0000000000000000 [ 151.029091][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4f5 [ 151.029092][ T1217] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2c113020 | [ 156.429603][ T1232] softirqs last disabled at (0): 0x0 | [ 156.429605][ T1232] Preemption disabled at: | [ 156.429605][ T1232] vprintk_emit (kernel/printk/printk.c:2471) | [ 156.429616][ T1232] Tainted: [W]=WARN [ 156.429617][ T1232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 156.429619][ T1232] Call Trace: [ 156.429621][ T1232] [ 156.429622][ T1232] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 156.429627][ T1232] ? vprintk_emit (kernel/printk/printk.c:2471) [ 156.429629][ T1232] __might_resched.cold (kernel/sched/core.c:9234) [ 156.429633][ T1232] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 156.429635][ T1232] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 156.429638][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429641][ T1232] __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)) [ 156.429645][ T1232] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 156.429647][ T1232] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 156.429651][ T1232] ? 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) [ 156.429653][ T1232] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 156.429655][ T1232] put_chars (drivers/char/virtio_console.c:1176) [ 156.429657][ T1232] ? __send_to_port (drivers/char/virtio_console.c:654) [ 156.429659][ T1232] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 156.429661][ T1232] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 156.429664][ T1232] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 156.429665][ T1232] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 156.429669][ T1232] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 156.429670][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429672][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429675][ T1232] console_emit_next_record (kernel/printk/printk.c:3183) [ 156.429677][ T1232] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 156.429679][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429681][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429683][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429684][ T1232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.429686][ T1232] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 156.429688][ T1232] console_flush_one_record (kernel/printk/printk.c:3268) [ 156.429691][ T1232] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 156.429693][ T1232] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 156.429695][ T1232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.429697][ T1232] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 156.429698][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429700][ T1232] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 156.429702][ T1232] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 156.429703][ T1232] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 156.429705][ T1232] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 156.429708][ T1232] ? vprintk_emit (kernel/printk/printk.c:2478) [ 156.429710][ T1232] vprintk_emit (kernel/printk/printk.c:2479) [ 156.429712][ T1232] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 156.429714][ T1232] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 156.429717][ T1232] _printk (kernel/printk/printk.c:2504) [ 156.429720][ T1232] ? snapshot_read.cold (user.c:?) [ 156.429722][ T1232] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 156.429725][ T1232] ? __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)) [ 156.429727][ T1232] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 156.429730][ T1232] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 156.429732][ T1232] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 156.429734][ T1232] ? netdev_notice (net/core/dev.c:13194) [ 156.429735][ T1232] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.429738][ T1232] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 156.429740][ T1232] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 156.429743][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429745][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429747][ T1232] ? 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) [ 156.429750][ T1232] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 156.429753][ T1232] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 156.429755][ T1232] __dev_change_flags (net/core/dev.c:9834) [ 156.429759][ T1232] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 156.429761][ T1232] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 156.429763][ T1232] ? __kernel_text_address (kernel/extable.c:79) [ 156.429764][ T1232] ? write_profile (profile.c:?) [ 156.429766][ T1232] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 156.429769][ T1232] netif_change_flags (net/core/dev.c:9877) [ 156.429771][ T1232] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 156.429776][ T1232] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 156.429777][ T1232] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 156.429778][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429780][ T1232] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 156.429784][ T1232] ? kasan_save_stack (mm/kasan/common.c:58) [ 156.429787][ T1232] ? kasan_save_stack (mm/kasan/common.c:57) [ 156.429788][ T1232] ? kasan_save_track (mm/kasan/common.c:78) [ 156.429790][ T1232] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 156.429791][ T1232] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 156.429800][ T1232] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 156.429801][ T1232] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 156.429802][ T1232] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 156.429804][ T1232] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.429805][ T1232] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 156.429806][ T1232] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 156.429809][ T1232] ? ___sys_sendmsg (net/socket.c:2767) [ 156.429810][ T1232] ? __sys_sendmsg (net/socket.c:2799) [ 156.429812][ T1232] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 156.429814][ T1232] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.429817][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429819][ T1232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.429820][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429822][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429823][ T1232] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 156.429826][ T1232] ? __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) [ 156.429828][ T1232] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 156.429830][ T1232] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 156.429831][ T1232] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 156.429833][ T1232] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 156.429836][ T1232] rtnl_newlink (net/core/rtnetlink.c:4215) [ 156.429838][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429839][ T1232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 156.429841][ T1232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.429842][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429844][ T1232] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 156.429847][ T1232] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 156.429849][ T1232] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 156.429851][ T1232] ? __kernel_text_address (kernel/extable.c:79) [ 156.429852][ T1232] ? write_profile (profile.c:?) [ 156.429853][ T1232] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 156.429855][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429856][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429858][ T1232] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 156.429861][ T1232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.429863][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429865][ T1232] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 156.429866][ T1232] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 156.429868][ T1232] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.429869][ T1232] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 156.429870][ T1232] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 156.429873][ T1232] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 156.429874][ T1232] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 156.429876][ T1232] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 156.429877][ T1232] ? netlink_ack (./include/linux/skbuff.h:2718) [ 156.429879][ T1232] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 156.429881][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429883][ T1232] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 156.429885][ T1232] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 156.429887][ T1232] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 156.429889][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429890][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429892][ T1232] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 156.429894][ T1232] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 156.429896][ T1232] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 156.429898][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429900][ T1232] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 156.429902][ T1232] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 156.429903][ T1232] ? copy_msghdr_from_user (net/socket.c:2650) [ 156.429905][ T1232] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 156.429907][ T1232] ? move_addr_to_kernel (net/socket.c:258) [ 156.429908][ T1232] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 156.429911][ T1232] ___sys_sendmsg (net/socket.c:2767) [ 156.429912][ T1232] ? copy_msghdr_from_user (net/socket.c:2619) [ 156.429918][ T1232] __sys_sendmsg (net/socket.c:2799) [ 156.429919][ T1232] ? __sys_sendmsg_sock (net/socket.c:2780) [ 156.429922][ T1232] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 156.429924][ T1232] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 156.429928][ T1232] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 156.429931][ T1232] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 156.429932][ T1232] RIP: 0033:0x7faa644a254e [ 156.429934][ T1232] 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 [ 156.429936][ T1232] RSP: 002b:00007ffd627710b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 156.429940][ T1232] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007faa644a254e [ 156.429941][ T1232] RDX: 0000000000000000 RSI: 00007ffd62771160 RDI: 0000000000000005 [ 156.429942][ T1232] RBP: 00007ffd627710c0 R08: 0000000000000000 R09: 0000000000000000 [ 156.429943][ T1232] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d4fa [ 156.429944][ T1232] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd62771820 | [ 165.148282][ T69] softirqs last disabled at (29421): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 165.148285][ T69] Preemption disabled at: | [ 165.148285][ T69] 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)) | [ 165.148296][ T69] Tainted: [W]=WARN [ 165.148297][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 165.148298][ T69] Workqueue: events netdev_work_proc [ 165.148303][ T69] Call Trace: [ 165.148305][ T69] [ 165.148306][ T69] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 165.148312][ T69] ? 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)) [ 165.148314][ T69] __might_resched.cold (kernel/sched/core.c:9234) [ 165.148317][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 165.148321][ T69] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 165.148323][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148327][ T69] __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)) [ 165.148330][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 165.148333][ T69] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 165.148337][ T69] ? 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) [ 165.148338][ T69] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 165.148340][ T69] put_chars (drivers/char/virtio_console.c:1176) [ 165.148342][ T69] ? __send_to_port (drivers/char/virtio_console.c:654) [ 165.148344][ T69] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 165.148347][ T69] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 165.148350][ T69] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 165.148352][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148353][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.148356][ T69] console_emit_next_record (kernel/printk/printk.c:3183) [ 165.148358][ T69] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 165.148360][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148362][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148364][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148365][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.148367][ T69] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 165.148369][ T69] console_flush_one_record (kernel/printk/printk.c:3268) [ 165.148371][ T69] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 165.148374][ T69] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 165.148376][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.148377][ T69] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 165.148379][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148381][ T69] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 165.148382][ T69] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 165.148383][ T69] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 165.148386][ T69] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 165.148388][ T69] ? vprintk_emit (kernel/printk/printk.c:2478) [ 165.148390][ T69] vprintk_emit (kernel/printk/printk.c:2479) [ 165.148392][ T69] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 165.148394][ T69] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 165.148397][ T69] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 165.148399][ T69] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 165.148402][ T69] _printk (kernel/printk/printk.c:2504) [ 165.148406][ T69] ? snapshot_read.cold (user.c:?) [ 165.148408][ T69] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 165.148411][ T69] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 165.148412][ T69] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 165.148414][ T69] ? netdev_notice (net/core/dev.c:13194) [ 165.148415][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.148417][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148419][ T69] ? 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) [ 165.148421][ T69] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 165.148423][ T69] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 165.148425][ T69] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 165.148428][ T69] ? 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) [ 165.148431][ T69] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 165.148434][ T69] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 165.148437][ T69] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 165.148439][ T69] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 165.148440][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 165.148442][ T69] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 165.148444][ T69] ? 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) [ 165.148446][ T69] ? ref_tracker_free (lib/ref_tracker.c:339) [ 165.148449][ T69] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 165.148450][ T69] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 165.148452][ T69] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 165.148453][ T69] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 165.148455][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148457][ T69] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 165.148459][ T69] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 165.148461][ T69] ? netdev_work_sched (net/core/netdev_work.c:82) [ 165.148463][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148465][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 165.148467][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 165.148471][ T69] process_one_work (kernel/workqueue.c:3387) [ 165.148475][ T69] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 165.148477][ T69] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 165.148480][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 165.148482][ T69] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 165.148484][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 165.148486][ T69] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 165.148488][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 165.148490][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 165.148491][ T69] kthread (kernel/kthread.c:436) [ 165.148493][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 165.148494][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 165.148496][ T69] ret_from_fork (arch/x86/kernel/process.c:158) [ 165.148498][ T69] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 165.148500][ T69] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 165.148502][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 165.148504][ T69] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 166.272127][ T1498] softirqs last disabled at (0): 0x0 | [ 166.272129][ T1498] Preemption disabled at: | [ 166.272130][ T1498] vprintk_emit (kernel/printk/printk.c:2471) | [ 166.272141][ T1498] Tainted: [W]=WARN [ 166.272142][ T1498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 166.272144][ T1498] Call Trace: [ 166.272145][ T1498] [ 166.272147][ T1498] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 166.272152][ T1498] ? vprintk_emit (kernel/printk/printk.c:2471) [ 166.272154][ T1498] __might_resched.cold (kernel/sched/core.c:9234) [ 166.272158][ T1498] ? __module_address (kernel/module/main.c:3915) [ 166.272162][ T1498] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 166.272165][ T1498] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 166.272167][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272170][ T1498] __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)) [ 166.272174][ T1498] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 166.272176][ T1498] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 166.272180][ T1498] ? 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) [ 166.272182][ T1498] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 166.272184][ T1498] put_chars (drivers/char/virtio_console.c:1176) [ 166.272186][ T1498] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 166.272187][ T1498] ? __send_to_port (drivers/char/virtio_console.c:654) [ 166.272189][ T1498] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 166.272192][ T1498] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 166.272195][ T1498] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 166.272197][ T1498] ? 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) [ 166.272198][ T1498] ? vsnprintf (lib/vsprintf.c:2900) [ 166.272202][ T1498] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 166.272203][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272205][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272208][ T1498] console_emit_next_record (kernel/printk/printk.c:3183) [ 166.272210][ T1498] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 166.272212][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272214][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272216][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272218][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272220][ T1498] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 166.272222][ T1498] console_flush_one_record (kernel/printk/printk.c:3268) [ 166.272224][ T1498] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 166.272227][ T1498] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 166.272229][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272230][ T1498] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 166.272232][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272234][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 166.272235][ T1498] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 166.272237][ T1498] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 166.272239][ T1498] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 166.272242][ T1498] ? vprintk_emit (kernel/printk/printk.c:2478) [ 166.272244][ T1498] vprintk_emit (kernel/printk/printk.c:2479) [ 166.272246][ T1498] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 166.272248][ T1498] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 166.272250][ T1498] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 166.272252][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272253][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272256][ T1498] _printk (kernel/printk/printk.c:2504) [ 166.272259][ T1498] ? snapshot_read.cold (user.c:?) [ 166.272262][ T1498] ? br_multicast_flood (??:?) bridge [ 166.272275][ T1498] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 166.272277][ T1498] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 166.272279][ T1498] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 166.272281][ T1498] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 166.272290][ T1498] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 166.272298][ T1498] new_nbp (net/bridge/br_if.c:449) bridge [ 166.272306][ T1498] br_add_if (net/bridge/br_if.c:592) bridge [ 166.272313][ T1498] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 166.272316][ T1498] ? dev_change_flags (net/core/dev_api.c:69) [ 166.272318][ T1498] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 166.272320][ T1498] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 166.272322][ T1498] do_set_master (net/core/rtnetlink.c:3071) [ 166.272325][ T1498] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 166.272327][ T1498] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 166.272328][ T1498] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 166.272329][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272331][ T1498] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 166.272335][ T1498] ? kasan_save_stack (mm/kasan/common.c:58) [ 166.272338][ T1498] ? kasan_save_stack (mm/kasan/common.c:57) [ 166.272340][ T1498] ? kasan_save_track (mm/kasan/common.c:78) [ 166.272341][ T1498] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 166.272343][ T1498] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 166.272344][ T1498] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 166.272346][ T1498] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 166.272347][ T1498] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 166.272350][ T1498] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.272351][ T1498] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 166.272352][ T1498] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 166.272355][ T1498] ? ___sys_sendmsg (net/socket.c:2767) [ 166.272356][ T1498] ? __sys_sendmsg (net/socket.c:2799) [ 166.272358][ T1498] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 166.272360][ T1498] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.272363][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272365][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272366][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272368][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272370][ T1498] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 166.272373][ T1498] ? __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) [ 166.272375][ T1498] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 166.272376][ T1498] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 166.272378][ T1498] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 166.272379][ T1498] ? nla_get_range_signed (lib/nlattr.c:270) [ 166.272382][ T1498] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 166.272384][ T1498] rtnl_newlink (net/core/rtnetlink.c:4215) [ 166.272386][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272388][ T1498] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 166.272389][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272391][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272393][ T1498] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 166.272396][ T1498] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 166.272398][ T1498] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 166.272401][ T1498] ? __kernel_text_address (kernel/extable.c:79) [ 166.272402][ T1498] ? write_profile (profile.c:?) [ 166.272403][ T1498] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 166.272406][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272408][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272410][ T1498] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 166.272413][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272414][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272417][ T1498] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 166.272418][ T1498] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 166.272420][ T1498] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.272421][ T1498] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 166.272423][ T1498] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 166.272425][ T1498] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 166.272427][ T1498] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 166.272428][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 166.272430][ T1498] ? netlink_ack (./include/linux/skbuff.h:2718) [ 166.272431][ T1498] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 166.272434][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272436][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 166.272438][ T1498] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 166.272440][ T1498] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 166.272442][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272443][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272445][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 166.272447][ T1498] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 166.272449][ T1498] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 166.272451][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272453][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 166.272455][ T1498] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 166.272457][ T1498] ? copy_msghdr_from_user (net/socket.c:2650) [ 166.272459][ T1498] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 166.272460][ T1498] ? move_addr_to_kernel (net/socket.c:258) [ 166.272463][ T1498] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 166.272467][ T1498] ___sys_sendmsg (net/socket.c:2767) [ 166.272470][ T1498] ? copy_msghdr_from_user (net/socket.c:2619) [ 166.272477][ T1498] __sys_sendmsg (net/socket.c:2799) [ 166.272479][ T1498] ? __sys_sendmsg_sock (net/socket.c:2780) [ 166.272482][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 166.272484][ T1498] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 166.272486][ T1498] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 166.272488][ T1498] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 166.272490][ T1498] RIP: 0033:0x7f8f5566a54e [ 166.272492][ T1498] 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 [ 166.272493][ T1498] RSP: 002b:00007fff4c36b100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 166.272497][ T1498] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8f5566a54e [ 166.272499][ T1498] RDX: 0000000000000000 RSI: 00007fff4c36b1b0 RDI: 0000000000000005 [ 166.272500][ T1498] RBP: 00007fff4c36b110 R08: 0000000000000000 R09: 0000000000000000 [ 166.272501][ T1498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d504 [ 166.272501][ T1498] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4c36b870 | [ 183.036900][ T1554] softirqs last disabled at (0): 0x0 | [ 183.036902][ T1554] Preemption disabled at: | [ 183.036902][ T1554] vprintk_emit (kernel/printk/printk.c:2471) | [ 183.036914][ T1554] Tainted: [W]=WARN [ 183.036914][ T1554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 183.036916][ T1554] Call Trace: [ 183.036917][ T1554] [ 183.036918][ T1554] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 183.036924][ T1554] ? vprintk_emit (kernel/printk/printk.c:2471) [ 183.036928][ T1554] __might_resched.cold (kernel/sched/core.c:9234) [ 183.036932][ T1554] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 183.036935][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.036939][ T1554] __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)) [ 183.036943][ T1554] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 183.036945][ T1554] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 183.036949][ T1554] ? 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) [ 183.036951][ T1554] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 183.036953][ T1554] put_chars (drivers/char/virtio_console.c:1176) [ 183.036955][ T1554] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 183.036956][ T1554] ? __send_to_port (drivers/char/virtio_console.c:654) [ 183.036959][ T1554] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 183.036961][ T1554] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 183.036964][ T1554] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 183.036966][ T1554] ? 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) [ 183.036967][ T1554] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 183.036969][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.036971][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.036972][ T1554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.036974][ T1554] console_emit_next_record (kernel/printk/printk.c:3183) [ 183.036977][ T1554] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 183.036979][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.036981][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.036982][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.036984][ T1554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.036986][ T1554] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 183.036988][ T1554] console_flush_one_record (kernel/printk/printk.c:3268) [ 183.036990][ T1554] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 183.036993][ T1554] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 183.036994][ T1554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.036996][ T1554] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 183.036998][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.036999][ T1554] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 183.037001][ T1554] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 183.037002][ T1554] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 183.037004][ T1554] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 183.037006][ T1554] ? vprintk_emit (kernel/printk/printk.c:2478) [ 183.037008][ T1554] vprintk_emit (kernel/printk/printk.c:2479) [ 183.037010][ T1554] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 183.037012][ T1554] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 183.037016][ T1554] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 183.037018][ T1554] _printk (kernel/printk/printk.c:2504) [ 183.037021][ T1554] ? snapshot_read.cold (user.c:?) [ 183.037023][ T1554] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 183.037037][ T1554] ? __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)) [ 183.037040][ T1554] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 183.037042][ T1554] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 183.037044][ T1554] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 183.037046][ T1554] ? netdev_notice (net/core/dev.c:13194) [ 183.037047][ T1554] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 183.037050][ T1554] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 183.037054][ T1554] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 183.037057][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037058][ T1554] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 183.037061][ T1554] ? 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) [ 183.037065][ T1554] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 183.037068][ T1554] __dev_change_flags (net/core/dev.c:9821) [ 183.037071][ T1554] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 183.037073][ T1554] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 183.037075][ T1554] ? __kernel_text_address (kernel/extable.c:79) [ 183.037076][ T1554] ? write_profile (profile.c:?) [ 183.037078][ T1554] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 183.037081][ T1554] netif_change_flags (net/core/dev.c:9877) [ 183.037083][ T1554] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 183.037088][ T1554] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 183.037089][ T1554] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 183.037090][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037092][ T1554] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 183.037096][ T1554] ? kasan_save_stack (mm/kasan/common.c:58) [ 183.037098][ T1554] ? kasan_save_stack (mm/kasan/common.c:57) [ 183.037100][ T1554] ? kasan_save_track (mm/kasan/common.c:78) [ 183.037101][ T1554] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 183.037103][ T1554] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 183.037104][ T1554] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 183.037105][ T1554] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 183.037107][ T1554] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 183.037108][ T1554] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 183.037109][ T1554] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 183.037111][ T1554] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 183.037112][ T1554] ? ___sys_sendmsg (net/socket.c:2767) [ 183.037113][ T1554] ? __sys_sendmsg (net/socket.c:2799) [ 183.037115][ T1554] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 183.037117][ T1554] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 183.037120][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037121][ T1554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.037123][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037124][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037126][ T1554] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 183.037128][ T1554] ? __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) [ 183.037130][ T1554] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 183.037131][ T1554] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 183.037133][ T1554] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 183.037135][ T1554] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 183.037137][ T1554] rtnl_newlink (net/core/rtnetlink.c:4215) [ 183.037139][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037141][ T1554] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 183.037142][ T1554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.037143][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037146][ T1554] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 183.037149][ T1554] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 183.037151][ T1554] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 183.037152][ T1554] ? __kernel_text_address (kernel/extable.c:79) [ 183.037153][ T1554] ? write_profile (profile.c:?) [ 183.037155][ T1554] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 183.037156][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037158][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037160][ T1554] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 183.037163][ T1554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.037164][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037166][ T1554] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 183.037168][ T1554] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 183.037169][ T1554] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 183.037171][ T1554] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 183.037172][ T1554] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 183.037174][ T1554] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 183.037176][ T1554] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 183.037177][ T1554] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 183.037179][ T1554] ? netlink_ack (./include/linux/skbuff.h:2718) [ 183.037180][ T1554] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 183.037183][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037185][ T1554] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 183.037187][ T1554] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 183.037189][ T1554] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 183.037190][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037192][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037193][ T1554] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.037195][ T1554] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 183.037197][ T1554] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 183.037199][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037201][ T1554] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 183.037203][ T1554] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 183.037205][ T1554] ? copy_msghdr_from_user (net/socket.c:2650) [ 183.037206][ T1554] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 183.037208][ T1554] ? move_addr_to_kernel (net/socket.c:258) [ 183.037209][ T1554] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 183.037212][ T1554] ___sys_sendmsg (net/socket.c:2767) [ 183.037214][ T1554] ? copy_msghdr_from_user (net/socket.c:2619) [ 183.037219][ T1554] __sys_sendmsg (net/socket.c:2799) [ 183.037221][ T1554] ? __sys_sendmsg_sock (net/socket.c:2780) [ 183.037223][ T1554] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.037225][ T1554] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 183.037227][ T1554] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 183.037229][ T1554] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 183.037230][ T1554] RIP: 0033:0x7fcaec11b54e [ 183.037232][ T1554] 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 [ 183.037234][ T1554] RSP: 002b:00007ffda0caa510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 183.037238][ T1554] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fcaec11b54e [ 183.037239][ T1554] RDX: 0000000000000000 RSI: 00007ffda0caa5c0 RDI: 0000000000000005 [ 183.037240][ T1554] RBP: 00007ffda0caa520 R08: 0000000000000000 R09: 0000000000000000 [ 183.037241][ T1554] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d515 [ 183.037242][ T1554] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda0caac80 | [ 188.317217][ T1569] softirqs last disabled at (0): 0x0 | [ 188.317219][ T1569] Preemption disabled at: | [ 188.317219][ T1569] vprintk_emit (kernel/printk/printk.c:2471) | [ 188.317230][ T1569] Tainted: [W]=WARN [ 188.317231][ T1569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 188.317233][ T1569] Call Trace: [ 188.317234][ T1569] [ 188.317236][ T1569] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 188.317241][ T1569] ? vprintk_emit (kernel/printk/printk.c:2471) [ 188.317243][ T1569] __might_resched.cold (kernel/sched/core.c:9234) [ 188.317247][ T1569] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 188.317251][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317255][ T1569] __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)) [ 188.317258][ T1569] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 188.317260][ T1569] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.317264][ T1569] ? 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) [ 188.317266][ T1569] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.317268][ T1569] put_chars (drivers/char/virtio_console.c:1176) [ 188.317269][ T1569] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 188.317271][ T1569] ? __send_to_port (drivers/char/virtio_console.c:654) [ 188.317274][ T1569] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 188.317276][ T1569] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 188.317279][ T1569] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 188.317280][ T1569] ? 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) [ 188.317282][ T1569] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 188.317283][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317285][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317287][ T1569] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.317289][ T1569] console_emit_next_record (kernel/printk/printk.c:3183) [ 188.317292][ T1569] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 188.317294][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317295][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317297][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317299][ T1569] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.317301][ T1569] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 188.317302][ T1569] console_flush_one_record (kernel/printk/printk.c:3268) [ 188.317305][ T1569] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 188.317307][ T1569] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 188.317309][ T1569] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.317311][ T1569] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 188.317312][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317314][ T1569] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.317315][ T1569] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 188.317317][ T1569] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 188.317319][ T1569] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 188.317321][ T1569] ? vprintk_emit (kernel/printk/printk.c:2478) [ 188.317323][ T1569] vprintk_emit (kernel/printk/printk.c:2479) [ 188.317325][ T1569] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 188.317327][ T1569] ? update_load_avg (kernel/sched/fair.c:5864) [ 188.317329][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317331][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317333][ T1569] _printk (kernel/printk/printk.c:2504) [ 188.317336][ T1569] ? snapshot_read.cold (user.c:?) [ 188.317338][ T1569] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 188.317341][ T1569] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 188.317343][ T1569] ? __schedule (kernel/sched/core.c:7277) [ 188.317346][ T1569] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 188.317348][ T1569] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 188.317350][ T1569] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 188.317352][ T1569] ? netdev_notice (net/core/dev.c:13194) [ 188.317354][ T1569] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.317357][ T1569] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 188.317360][ T1569] ? preempt_schedule_common (kernel/sched/core.c:7449) [ 188.317362][ T1569] ? 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) [ 188.317365][ T1569] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 188.317368][ T1569] __dev_change_flags (net/core/dev.c:9821) [ 188.317371][ T1569] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 188.317373][ T1569] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 188.317376][ T1569] ? __kernel_text_address (kernel/extable.c:79) [ 188.317377][ T1569] ? write_profile (profile.c:?) [ 188.317379][ T1569] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 188.317382][ T1569] netif_change_flags (net/core/dev.c:9877) [ 188.317385][ T1569] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 188.317389][ T1569] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 188.317390][ T1569] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 188.317391][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317393][ T1569] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 188.317397][ T1569] ? kasan_save_stack (mm/kasan/common.c:58) [ 188.317399][ T1569] ? kasan_save_stack (mm/kasan/common.c:57) [ 188.317401][ T1569] ? kasan_save_track (mm/kasan/common.c:78) [ 188.317402][ T1569] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 188.317404][ T1569] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 188.317405][ T1569] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 188.317407][ T1569] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 188.317408][ T1569] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 188.317409][ T1569] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 188.317411][ T1569] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.317412][ T1569] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 188.317413][ T1569] ? ___sys_sendmsg (net/socket.c:2767) [ 188.317415][ T1569] ? __sys_sendmsg (net/socket.c:2799) [ 188.317416][ T1569] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 188.317418][ T1569] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 188.317421][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317423][ T1569] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.317424][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317426][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317428][ T1569] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 188.317430][ T1569] ? __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) [ 188.317432][ T1569] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 188.317433][ T1569] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 188.317435][ T1569] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 188.317437][ T1569] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 188.317439][ T1569] rtnl_newlink (net/core/rtnetlink.c:4215) [ 188.317441][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317443][ T1569] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 188.317444][ T1569] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.317445][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317447][ T1569] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 188.317451][ T1569] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 188.317453][ T1569] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 188.317454][ T1569] ? __kernel_text_address (kernel/extable.c:79) [ 188.317455][ T1569] ? write_profile (profile.c:?) [ 188.317456][ T1569] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 188.317458][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317459][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317462][ T1569] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 188.317466][ T1569] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.317468][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317471][ T1569] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 188.317473][ T1569] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 188.317476][ T1569] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 188.317478][ T1569] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 188.317480][ T1569] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 188.317484][ T1569] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 188.317486][ T1569] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 188.317487][ T1569] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.317489][ T1569] ? netlink_ack (./include/linux/skbuff.h:2718) [ 188.317490][ T1569] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 188.317493][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317495][ T1569] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.317497][ T1569] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 188.317499][ T1569] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 188.317500][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317502][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317504][ T1569] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.317506][ T1569] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.317508][ T1569] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 188.317510][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317512][ T1569] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.317513][ T1569] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 188.317515][ T1569] ? copy_msghdr_from_user (net/socket.c:2650) [ 188.317517][ T1569] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 188.317518][ T1569] ? move_addr_to_kernel (net/socket.c:258) [ 188.317520][ T1569] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 188.317522][ T1569] ___sys_sendmsg (net/socket.c:2767) [ 188.317524][ T1569] ? copy_msghdr_from_user (net/socket.c:2619) [ 188.317529][ T1569] __sys_sendmsg (net/socket.c:2799) [ 188.317531][ T1569] ? __sys_sendmsg_sock (net/socket.c:2780) [ 188.317534][ T1569] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.317536][ T1569] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 188.317537][ T1569] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 188.317540][ T1569] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 188.317541][ T1569] RIP: 0033:0x7f7b9290354e [ 188.317543][ T1569] 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 [ 188.317545][ T1569] RSP: 002b:00007ffebe2e49f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 188.317549][ T1569] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7b9290354e [ 188.317550][ T1569] RDX: 0000000000000000 RSI: 00007ffebe2e4aa0 RDI: 0000000000000005 [ 188.317551][ T1569] RBP: 00007ffebe2e4a00 R08: 0000000000000000 R09: 0000000000000000 [ 188.317552][ T1569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d51a [ 188.317553][ T1569] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebe2e5160 | [ 190.691800][ T1596] softirqs last disabled at (0): 0x0 | [ 190.691802][ T1596] Preemption disabled at: | [ 190.691803][ T1596] vprintk_emit (kernel/printk/printk.c:2471) | [ 190.691814][ T1596] Tainted: [W]=WARN [ 190.691815][ T1596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 190.691817][ T1596] Call Trace: [ 190.691818][ T1596] [ 190.691819][ T1596] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 190.691825][ T1596] ? vprintk_emit (kernel/printk/printk.c:2471) [ 190.691827][ T1596] __might_resched.cold (kernel/sched/core.c:9234) [ 190.691831][ T1596] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 190.691833][ T1596] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 190.691836][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691840][ T1596] __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)) [ 190.691843][ T1596] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 190.691846][ T1596] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 190.691850][ T1596] ? 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) [ 190.691851][ T1596] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 190.691853][ T1596] put_chars (drivers/char/virtio_console.c:1176) [ 190.691855][ T1596] ? __send_to_port (drivers/char/virtio_console.c:654) [ 190.691857][ T1596] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 190.691860][ T1596] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 190.691863][ T1596] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 190.691864][ T1596] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 190.691868][ T1596] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 190.691869][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691871][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691874][ T1596] console_emit_next_record (kernel/printk/printk.c:3183) [ 190.691876][ T1596] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 190.691879][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691880][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691882][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691884][ T1596] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.691886][ T1596] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 190.691887][ T1596] console_flush_one_record (kernel/printk/printk.c:3268) [ 190.691890][ T1596] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 190.691893][ T1596] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 190.691895][ T1596] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.691896][ T1596] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 190.691898][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691899][ T1596] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 190.691901][ T1596] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 190.691902][ T1596] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 190.691905][ T1596] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 190.691907][ T1596] ? vprintk_emit (kernel/printk/printk.c:2478) [ 190.691909][ T1596] vprintk_emit (kernel/printk/printk.c:2479) [ 190.691911][ T1596] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 190.691913][ T1596] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 190.691916][ T1596] _printk (kernel/printk/printk.c:2504) [ 190.691919][ T1596] ? snapshot_read.cold (user.c:?) [ 190.691921][ T1596] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 190.691925][ T1596] ? __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)) [ 190.691929][ T1596] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 190.691932][ T1596] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 190.691934][ T1596] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 190.691936][ T1596] ? netdev_notice (net/core/dev.c:13194) [ 190.691938][ T1596] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 190.691941][ T1596] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 190.691942][ T1596] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 190.691946][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691948][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691950][ T1596] ? 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) [ 190.691953][ T1596] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 190.691955][ T1596] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 190.691958][ T1596] __dev_change_flags (net/core/dev.c:9834) [ 190.691962][ T1596] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 190.691964][ T1596] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 190.691966][ T1596] ? __kernel_text_address (kernel/extable.c:79) [ 190.691967][ T1596] ? write_profile (profile.c:?) [ 190.691970][ T1596] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 190.691972][ T1596] netif_change_flags (net/core/dev.c:9877) [ 190.691974][ T1596] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 190.691979][ T1596] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 190.691981][ T1596] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 190.691982][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.691984][ T1596] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 190.691988][ T1596] ? kasan_save_stack (mm/kasan/common.c:58) [ 190.691991][ T1596] ? kasan_save_stack (mm/kasan/common.c:57) [ 190.691992][ T1596] ? kasan_save_track (mm/kasan/common.c:78) [ 190.691994][ T1596] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 190.691996][ T1596] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 190.691997][ T1596] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 190.691998][ T1596] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 190.692000][ T1596] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 190.692001][ T1596] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 190.692002][ T1596] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 190.692004][ T1596] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 190.692006][ T1596] ? ___sys_sendmsg (net/socket.c:2767) [ 190.692007][ T1596] ? __sys_sendmsg (net/socket.c:2799) [ 190.692009][ T1596] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 190.692011][ T1596] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 190.692014][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692016][ T1596] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.692017][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692019][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692021][ T1596] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 190.692023][ T1596] ? __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) [ 190.692026][ T1596] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 190.692027][ T1596] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 190.692029][ T1596] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 190.692031][ T1596] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 190.692033][ T1596] rtnl_newlink (net/core/rtnetlink.c:4215) [ 190.692035][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692037][ T1596] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 190.692038][ T1596] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.692040][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692042][ T1596] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 190.692045][ T1596] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 190.692047][ T1596] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 190.692049][ T1596] ? __kernel_text_address (kernel/extable.c:79) [ 190.692050][ T1596] ? write_profile (profile.c:?) [ 190.692051][ T1596] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 190.692052][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692054][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692056][ T1596] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 190.692059][ T1596] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.692061][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692063][ T1596] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 190.692064][ T1596] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 190.692066][ T1596] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 190.692067][ T1596] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 190.692069][ T1596] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 190.692071][ T1596] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 190.692073][ T1596] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 190.692074][ T1596] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 190.692076][ T1596] ? netlink_ack (./include/linux/skbuff.h:2718) [ 190.692077][ T1596] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 190.692080][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692082][ T1596] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 190.692084][ T1596] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 190.692086][ T1596] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 190.692087][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692089][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692091][ T1596] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 190.692093][ T1596] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 190.692102][ T1596] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 190.692104][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692106][ T1596] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 190.692108][ T1596] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 190.692110][ T1596] ? copy_msghdr_from_user (net/socket.c:2650) [ 190.692112][ T1596] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 190.692113][ T1596] ? move_addr_to_kernel (net/socket.c:258) [ 190.692115][ T1596] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 190.692118][ T1596] ___sys_sendmsg (net/socket.c:2767) [ 190.692119][ T1596] ? copy_msghdr_from_user (net/socket.c:2619) [ 190.692125][ T1596] __sys_sendmsg (net/socket.c:2799) [ 190.692127][ T1596] ? __sys_sendmsg_sock (net/socket.c:2780) [ 190.692129][ T1596] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 190.692132][ T1596] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 190.692133][ T1596] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 190.692135][ T1596] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 190.692137][ T1596] RIP: 0033:0x7f395c79754e [ 190.692139][ T1596] 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 [ 190.692140][ T1596] RSP: 002b:00007ffda431d6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 190.692144][ T1596] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f395c79754e [ 190.692146][ T1596] RDX: 0000000000000000 RSI: 00007ffda431d750 RDI: 0000000000000005 [ 190.692147][ T1596] RBP: 00007ffda431d6b0 R08: 0000000000000000 R09: 0000000000000000 [ 190.692147][ T1596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d51d [ 190.692148][ T1596] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda431de10 | [ 196.006770][ T1611] softirqs last disabled at (0): 0x0 | [ 196.006772][ T1611] Preemption disabled at: | [ 196.006773][ T1611] vprintk_emit (kernel/printk/printk.c:2471) | [ 196.006788][ T1611] Tainted: [W]=WARN [ 196.006789][ T1611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 196.006791][ T1611] Call Trace: [ 196.006793][ T1611] [ 196.006795][ T1611] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 196.006802][ T1611] ? vprintk_emit (kernel/printk/printk.c:2471) [ 196.006805][ T1611] __might_resched.cold (kernel/sched/core.c:9234) [ 196.006809][ T1611] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 196.006812][ T1611] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 196.006816][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006821][ T1611] __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)) [ 196.006826][ T1611] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 196.006829][ T1611] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 196.006835][ T1611] ? 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) [ 196.006837][ T1611] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 196.006841][ T1611] put_chars (drivers/char/virtio_console.c:1176) [ 196.006844][ T1611] ? __send_to_port (drivers/char/virtio_console.c:654) [ 196.006847][ T1611] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 196.006851][ T1611] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 196.006856][ T1611] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 196.006858][ T1611] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 196.006862][ T1611] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 196.006865][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006867][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006871][ T1611] console_emit_next_record (kernel/printk/printk.c:3183) [ 196.006875][ T1611] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 196.006878][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006881][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006883][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006886][ T1611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.006889][ T1611] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 196.006892][ T1611] console_flush_one_record (kernel/printk/printk.c:3268) [ 196.006896][ T1611] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 196.006900][ T1611] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 196.006903][ T1611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.006905][ T1611] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 196.006908][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006911][ T1611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 196.006913][ T1611] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 196.006915][ T1611] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 196.006919][ T1611] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 196.006922][ T1611] ? vprintk_emit (kernel/printk/printk.c:2478) [ 196.006928][ T1611] vprintk_emit (kernel/printk/printk.c:2479) [ 196.006932][ T1611] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 196.006935][ T1611] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 196.006939][ T1611] _printk (kernel/printk/printk.c:2504) [ 196.006943][ T1611] ? snapshot_read.cold (user.c:?) [ 196.006946][ T1611] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 196.006950][ T1611] ? __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)) [ 196.006953][ T1611] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 196.006957][ T1611] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 196.006960][ T1611] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 196.006963][ T1611] ? netdev_notice (net/core/dev.c:13194) [ 196.006966][ T1611] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 196.006970][ T1611] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 196.006972][ T1611] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 196.006977][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006980][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.006983][ T1611] ? 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) [ 196.006987][ T1611] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 196.006991][ T1611] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 196.006995][ T1611] __dev_change_flags (net/core/dev.c:9834) [ 196.006999][ T1611] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 196.007002][ T1611] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 196.007005][ T1611] ? __kernel_text_address (kernel/extable.c:79) [ 196.007007][ T1611] ? write_profile (profile.c:?) [ 196.007011][ T1611] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 196.007015][ T1611] netif_change_flags (net/core/dev.c:9877) [ 196.007019][ T1611] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 196.007024][ T1611] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 196.007027][ T1611] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 196.007029][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007031][ T1611] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 196.007037][ T1611] ? kasan_save_stack (mm/kasan/common.c:58) [ 196.007041][ T1611] ? kasan_save_stack (mm/kasan/common.c:57) [ 196.007043][ T1611] ? kasan_save_track (mm/kasan/common.c:78) [ 196.007046][ T1611] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 196.007048][ T1611] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 196.007051][ T1611] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 196.007053][ T1611] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 196.007055][ T1611] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 196.007057][ T1611] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 196.007059][ T1611] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 196.007061][ T1611] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 196.007065][ T1611] ? ___sys_sendmsg (net/socket.c:2767) [ 196.007067][ T1611] ? __sys_sendmsg (net/socket.c:2799) [ 196.007070][ T1611] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 196.007073][ T1611] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 196.007077][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007079][ T1611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.007082][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007084][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007087][ T1611] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 196.007090][ T1611] ? __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) [ 196.007093][ T1611] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 196.007095][ T1611] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 196.007098][ T1611] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 196.007102][ T1611] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 196.007106][ T1611] rtnl_newlink (net/core/rtnetlink.c:4215) [ 196.007109][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007112][ T1611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 196.007114][ T1611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.007116][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007120][ T1611] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 196.007124][ T1611] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 196.007127][ T1611] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 196.007129][ T1611] ? __kernel_text_address (kernel/extable.c:79) [ 196.007131][ T1611] ? write_profile (profile.c:?) [ 196.007133][ T1611] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 196.007136][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007138][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007141][ T1611] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 196.007152][ T1611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.007154][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007157][ T1611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 196.007160][ T1611] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 196.007163][ T1611] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 196.007165][ T1611] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 196.007168][ T1611] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 196.007172][ T1611] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 196.007174][ T1611] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 196.007177][ T1611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 196.007179][ T1611] ? netlink_ack (./include/linux/skbuff.h:2718) [ 196.007181][ T1611] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 196.007186][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007189][ T1611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 196.007192][ T1611] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 196.007195][ T1611] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 196.007198][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007200][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007203][ T1611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 196.007206][ T1611] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 196.007209][ T1611] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 196.007213][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007215][ T1611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 196.007219][ T1611] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 196.007221][ T1611] ? copy_msghdr_from_user (net/socket.c:2650) [ 196.007224][ T1611] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 196.007226][ T1611] ? move_addr_to_kernel (net/socket.c:258) [ 196.007229][ T1611] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 196.007233][ T1611] ___sys_sendmsg (net/socket.c:2767) [ 196.007237][ T1611] ? copy_msghdr_from_user (net/socket.c:2619) [ 196.007245][ T1611] __sys_sendmsg (net/socket.c:2799) [ 196.007249][ T1611] ? __sys_sendmsg_sock (net/socket.c:2780) [ 196.007253][ T1611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 196.007257][ T1611] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 196.007259][ T1611] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 196.007262][ T1611] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 196.007265][ T1611] RIP: 0033:0x7f4d6f2e954e [ 196.007268][ T1611] 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 [ 196.007270][ T1611] RSP: 002b:00007ffc7a263da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 196.007276][ T1611] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4d6f2e954e [ 196.007278][ T1611] RDX: 0000000000000000 RSI: 00007ffc7a263e50 RDI: 0000000000000005 [ 196.007280][ T1611] RBP: 00007ffc7a263db0 R08: 0000000000000000 R09: 0000000000000000 [ 196.007281][ T1611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d522 [ 196.007283][ T1611] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7a264510 | [ 204.658331][ T1807] softirqs last disabled at (0): 0x0 | [ 204.658332][ T1807] Preemption disabled at: | [ 204.658333][ T1807] vprintk_emit (kernel/printk/printk.c:2471) | [ 204.658344][ T1807] Tainted: [W]=WARN [ 204.658345][ T1807] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 204.658347][ T1807] Call Trace: [ 204.658348][ T1807] [ 204.658349][ T1807] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 204.658355][ T1807] ? vprintk_emit (kernel/printk/printk.c:2471) [ 204.658357][ T1807] __might_resched.cold (kernel/sched/core.c:9234) [ 204.658361][ T1807] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 204.658364][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658368][ T1807] __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)) [ 204.658372][ T1807] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 204.658374][ T1807] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 204.658378][ T1807] ? 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) [ 204.658380][ T1807] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 204.658382][ T1807] put_chars (drivers/char/virtio_console.c:1176) [ 204.658384][ T1807] ? __send_to_port (drivers/char/virtio_console.c:654) [ 204.658386][ T1807] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 204.658389][ T1807] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 204.658392][ T1807] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 204.658394][ T1807] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 204.658395][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658397][ T1807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.658399][ T1807] console_emit_next_record (kernel/printk/printk.c:3183) [ 204.658402][ T1807] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 204.658404][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658406][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658407][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658409][ T1807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.658411][ T1807] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 204.658413][ T1807] console_flush_one_record (kernel/printk/printk.c:3268) [ 204.658416][ T1807] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 204.658419][ T1807] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 204.658420][ T1807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.658422][ T1807] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 204.658424][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658425][ T1807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 204.658427][ T1807] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 204.658428][ T1807] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 204.658431][ T1807] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 204.658433][ T1807] ? vprintk_emit (kernel/printk/printk.c:2478) [ 204.658435][ T1807] vprintk_emit (kernel/printk/printk.c:2479) [ 204.658437][ T1807] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 204.658439][ T1807] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 204.658443][ T1807] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 204.658446][ T1807] ? ___sys_sendmsg (net/socket.c:2767) [ 204.658447][ T1807] ? __sys_sendmsg (net/socket.c:2799) [ 204.658449][ T1807] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 204.658452][ T1807] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 204.658454][ T1807] _printk (kernel/printk/printk.c:2504) [ 204.658458][ T1807] ? snapshot_read.cold (user.c:?) [ 204.658460][ T1807] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 204.658463][ T1807] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 204.658466][ T1807] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 204.658469][ T1807] ? netdev_notice (net/core/dev.c:13194) [ 204.658472][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658475][ T1807] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 204.658477][ T1807] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 204.658480][ T1807] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 204.658481][ T1807] ? 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) [ 204.658484][ T1807] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 204.658487][ T1807] dev_set_allmulti (net/core/dev_api.c:315) [ 204.658490][ T1807] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 204.658503][ T1807] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 204.658505][ T1807] br_dev_delete (net/bridge/br_if.c:387) bridge [ 204.658514][ T1807] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 204.658517][ T1807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 204.658518][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658520][ T1807] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 204.658522][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658529][ T1807] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 204.658532][ T1807] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 204.658533][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658535][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658537][ T1807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.658539][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658540][ T1807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 204.658542][ T1807] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 204.658545][ T1807] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 204.658547][ T1807] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 204.658549][ T1807] ? __kernel_text_address (kernel/extable.c:79) [ 204.658551][ T1807] ? write_profile (profile.c:?) [ 204.658553][ T1807] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 204.658554][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658556][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658558][ T1807] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 204.658561][ T1807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.658563][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658565][ T1807] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 204.658567][ T1807] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 204.658569][ T1807] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 204.658570][ T1807] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 204.658572][ T1807] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 204.658576][ T1807] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 204.658577][ T1807] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 204.658579][ T1807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 204.658580][ T1807] ? netlink_ack (./include/linux/skbuff.h:2718) [ 204.658582][ T1807] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 204.658584][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658586][ T1807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 204.658588][ T1807] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 204.658590][ T1807] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 204.658592][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658594][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658595][ T1807] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 204.658597][ T1807] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 204.658599][ T1807] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 204.658601][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658603][ T1807] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 204.658605][ T1807] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 204.658607][ T1807] ? copy_msghdr_from_user (net/socket.c:2650) [ 204.658609][ T1807] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 204.658610][ T1807] ? move_addr_to_kernel (net/socket.c:258) [ 204.658612][ T1807] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 204.658614][ T1807] ___sys_sendmsg (net/socket.c:2767) [ 204.658616][ T1807] ? copy_msghdr_from_user (net/socket.c:2619) [ 204.658621][ T1807] __sys_sendmsg (net/socket.c:2799) [ 204.658623][ T1807] ? __sys_sendmsg_sock (net/socket.c:2780) [ 204.658626][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 204.658628][ T1807] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 204.658630][ T1807] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 204.658632][ T1807] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 204.658634][ T1807] RIP: 0033:0x7f11d866754e [ 204.658635][ T1807] 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 [ 204.658637][ T1807] RSP: 002b:00007fff1a18b750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 204.658641][ T1807] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f11d866754e [ 204.658643][ T1807] RDX: 0000000000000000 RSI: 00007fff1a18b800 RDI: 0000000000000005 [ 204.658644][ T1807] RBP: 00007fff1a18b760 R08: 0000000000000000 R09: 0000000000000000 [ 204.658644][ T1807] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d52b [ 204.658645][ T1807] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1a18bec0 | [ 205.794462][ T1876] softirqs last disabled at (0): 0x0 | [ 205.794464][ T1876] Preemption disabled at: | [ 205.794465][ T1876] vprintk_emit (kernel/printk/printk.c:2471) | [ 205.794479][ T1876] Tainted: [W]=WARN [ 205.794480][ T1876] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 205.794482][ T1876] Call Trace: [ 205.794483][ T1876] [ 205.794484][ T1876] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 205.794490][ T1876] ? vprintk_emit (kernel/printk/printk.c:2471) [ 205.794492][ T1876] __might_resched.cold (kernel/sched/core.c:9234) [ 205.794495][ T1876] ? __module_address (kernel/module/main.c:3915) [ 205.794499][ T1876] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 205.794502][ T1876] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 205.794504][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794508][ T1876] __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)) [ 205.794511][ T1876] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 205.794514][ T1876] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 205.794518][ T1876] ? 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) [ 205.794520][ T1876] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 205.794522][ T1876] put_chars (drivers/char/virtio_console.c:1176) [ 205.794524][ T1876] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 205.794525][ T1876] ? __send_to_port (drivers/char/virtio_console.c:654) [ 205.794527][ T1876] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 205.794530][ T1876] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 205.794533][ T1876] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 205.794534][ T1876] ? 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) [ 205.794536][ T1876] ? vsnprintf (lib/vsprintf.c:2900) [ 205.794539][ T1876] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 205.794541][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794543][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794545][ T1876] console_emit_next_record (kernel/printk/printk.c:3183) [ 205.794548][ T1876] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 205.794550][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794552][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794553][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794555][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794557][ T1876] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 205.794559][ T1876] console_flush_one_record (kernel/printk/printk.c:3268) [ 205.794561][ T1876] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 205.794564][ T1876] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 205.794566][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794567][ T1876] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 205.794569][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794571][ T1876] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 205.794572][ T1876] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 205.794573][ T1876] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 205.794576][ T1876] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 205.794578][ T1876] ? vprintk_emit (kernel/printk/printk.c:2478) [ 205.794580][ T1876] vprintk_emit (kernel/printk/printk.c:2479) [ 205.794582][ T1876] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 205.794584][ T1876] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 205.794586][ T1876] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 205.794587][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794589][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794591][ T1876] _printk (kernel/printk/printk.c:2504) [ 205.794595][ T1876] ? snapshot_read.cold (user.c:?) [ 205.794597][ T1876] ? br_multicast_flood (??:?) bridge [ 205.794609][ T1876] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 205.794612][ T1876] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 205.794613][ T1876] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 205.794616][ T1876] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 205.794625][ T1876] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 205.794633][ T1876] new_nbp (net/bridge/br_if.c:449) bridge [ 205.794642][ T1876] br_add_if (net/bridge/br_if.c:592) bridge [ 205.794649][ T1876] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 205.794652][ T1876] ? dev_change_flags (net/core/dev_api.c:69) [ 205.794654][ T1876] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 205.794656][ T1876] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 205.794658][ T1876] do_set_master (net/core/rtnetlink.c:3071) [ 205.794661][ T1876] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 205.794662][ T1876] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 205.794664][ T1876] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 205.794665][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794667][ T1876] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 205.794671][ T1876] ? kasan_save_stack (mm/kasan/common.c:58) [ 205.794674][ T1876] ? kasan_save_stack (mm/kasan/common.c:57) [ 205.794675][ T1876] ? kasan_save_track (mm/kasan/common.c:78) [ 205.794677][ T1876] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 205.794678][ T1876] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 205.794680][ T1876] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 205.794681][ T1876] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 205.794682][ T1876] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 205.794684][ T1876] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 205.794686][ T1876] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 205.794687][ T1876] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 205.794690][ T1876] ? ___sys_sendmsg (net/socket.c:2767) [ 205.794691][ T1876] ? __sys_sendmsg (net/socket.c:2799) [ 205.794693][ T1876] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 205.794695][ T1876] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 205.794698][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794699][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794701][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794702][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794704][ T1876] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 205.794707][ T1876] ? __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) [ 205.794710][ T1876] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 205.794711][ T1876] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 205.794713][ T1876] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 205.794714][ T1876] ? nla_get_range_signed (lib/nlattr.c:270) [ 205.794716][ T1876] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 205.794719][ T1876] rtnl_newlink (net/core/rtnetlink.c:4215) [ 205.794721][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794722][ T1876] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 205.794724][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794725][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794727][ T1876] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 205.794731][ T1876] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 205.794732][ T1876] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 205.794735][ T1876] ? __kernel_text_address (kernel/extable.c:79) [ 205.794736][ T1876] ? write_profile (profile.c:?) [ 205.794737][ T1876] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 205.794740][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794741][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794743][ T1876] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 205.794747][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794748][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794750][ T1876] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 205.794752][ T1876] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 205.794754][ T1876] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 205.794755][ T1876] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 205.794756][ T1876] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 205.794759][ T1876] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 205.794760][ T1876] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 205.794762][ T1876] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 205.794763][ T1876] ? netlink_ack (./include/linux/skbuff.h:2718) [ 205.794765][ T1876] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 205.794767][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794769][ T1876] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 205.794771][ T1876] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 205.794773][ T1876] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 205.794775][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794776][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794778][ T1876] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 205.794780][ T1876] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 205.794782][ T1876] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 205.794784][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794786][ T1876] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 205.794788][ T1876] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 205.794789][ T1876] ? copy_msghdr_from_user (net/socket.c:2650) [ 205.794791][ T1876] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 205.794793][ T1876] ? move_addr_to_kernel (net/socket.c:258) [ 205.794794][ T1876] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 205.794797][ T1876] ___sys_sendmsg (net/socket.c:2767) [ 205.794798][ T1876] ? copy_msghdr_from_user (net/socket.c:2619) [ 205.794804][ T1876] __sys_sendmsg (net/socket.c:2799) [ 205.794805][ T1876] ? __sys_sendmsg_sock (net/socket.c:2780) [ 205.794808][ T1876] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 205.794810][ T1876] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 205.794812][ T1876] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 205.794814][ T1876] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 205.794816][ T1876] RIP: 0033:0x7f1cfa83254e [ 205.794818][ T1876] 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 [ 205.794819][ T1876] RSP: 002b:00007fff9a258200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 205.794823][ T1876] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1cfa83254e [ 205.794825][ T1876] RDX: 0000000000000000 RSI: 00007fff9a2582b0 RDI: 0000000000000005 [ 205.794826][ T1876] RBP: 00007fff9a258210 R08: 0000000000000000 R09: 0000000000000000 [ 205.794826][ T1876] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d52c [ 205.794827][ T1876] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9a258970 | [ 222.554901][ T1932] softirqs last disabled at (0): 0x0 | [ 222.554903][ T1932] Preemption disabled at: | [ 222.554904][ T1932] vprintk_emit (kernel/printk/printk.c:2471) | [ 222.554915][ T1932] Tainted: [W]=WARN [ 222.554916][ T1932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 222.554918][ T1932] Call Trace: [ 222.554919][ T1932] [ 222.554920][ T1932] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 222.554928][ T1932] ? vprintk_emit (kernel/printk/printk.c:2471) [ 222.554930][ T1932] __might_resched.cold (kernel/sched/core.c:9234) [ 222.554934][ T1932] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 222.554938][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.554942][ T1932] __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)) [ 222.554946][ T1932] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 222.554948][ T1932] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 222.554952][ T1932] ? 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) [ 222.554954][ T1932] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 222.554956][ T1932] put_chars (drivers/char/virtio_console.c:1176) [ 222.554958][ T1932] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 222.554959][ T1932] ? __send_to_port (drivers/char/virtio_console.c:654) [ 222.554962][ T1932] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 222.554964][ T1932] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 222.554968][ T1932] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 222.554969][ T1932] ? 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) [ 222.554971][ T1932] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 222.554972][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.554974][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.554976][ T1932] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.554978][ T1932] console_emit_next_record (kernel/printk/printk.c:3183) [ 222.554981][ T1932] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 222.554983][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.554984][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.554986][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.554988][ T1932] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.554990][ T1932] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 222.554992][ T1932] console_flush_one_record (kernel/printk/printk.c:3268) [ 222.554994][ T1932] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 222.554997][ T1932] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 222.554999][ T1932] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.555000][ T1932] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 222.555002][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555004][ T1932] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 222.555005][ T1932] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 222.555007][ T1932] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 222.555009][ T1932] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 222.555011][ T1932] ? vprintk_emit (kernel/printk/printk.c:2478) [ 222.555013][ T1932] vprintk_emit (kernel/printk/printk.c:2479) [ 222.555016][ T1932] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 222.555018][ T1932] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 222.555021][ T1932] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 222.555024][ T1932] _printk (kernel/printk/printk.c:2504) [ 222.555027][ T1932] ? snapshot_read.cold (user.c:?) [ 222.555029][ T1932] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 222.555033][ T1932] ? __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)) [ 222.555034][ T1932] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 222.555037][ T1932] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 222.555039][ T1932] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 222.555041][ T1932] ? netdev_notice (net/core/dev.c:13194) [ 222.555042][ T1932] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 222.555045][ T1932] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 222.555049][ T1932] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 222.555052][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555054][ T1932] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 222.555057][ T1932] ? 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) [ 222.555060][ T1932] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 222.555063][ T1932] __dev_change_flags (net/core/dev.c:9821) [ 222.555066][ T1932] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 222.555068][ T1932] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 222.555070][ T1932] ? __kernel_text_address (kernel/extable.c:79) [ 222.555071][ T1932] ? write_profile (profile.c:?) [ 222.555074][ T1932] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 222.555076][ T1932] netif_change_flags (net/core/dev.c:9877) [ 222.555078][ T1932] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 222.555083][ T1932] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 222.555084][ T1932] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 222.555085][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555087][ T1932] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 222.555091][ T1932] ? kasan_save_stack (mm/kasan/common.c:58) [ 222.555094][ T1932] ? kasan_save_stack (mm/kasan/common.c:57) [ 222.555095][ T1932] ? kasan_save_track (mm/kasan/common.c:78) [ 222.555097][ T1932] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 222.555099][ T1932] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 222.555100][ T1932] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 222.555101][ T1932] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 222.555103][ T1932] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 222.555104][ T1932] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 222.555105][ T1932] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 222.555107][ T1932] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 222.555108][ T1932] ? ___sys_sendmsg (net/socket.c:2767) [ 222.555109][ T1932] ? __sys_sendmsg (net/socket.c:2799) [ 222.555111][ T1932] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 222.555113][ T1932] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 222.555116][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555118][ T1932] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.555119][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555121][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555123][ T1932] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 222.555125][ T1932] ? __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) [ 222.555126][ T1932] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 222.555128][ T1932] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 222.555129][ T1932] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 222.555132][ T1932] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 222.555134][ T1932] rtnl_newlink (net/core/rtnetlink.c:4215) [ 222.555136][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555138][ T1932] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 222.555139][ T1932] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.555140][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555142][ T1932] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 222.555146][ T1932] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 222.555148][ T1932] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 222.555149][ T1932] ? __kernel_text_address (kernel/extable.c:79) [ 222.555150][ T1932] ? write_profile (profile.c:?) [ 222.555152][ T1932] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 222.555153][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555155][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555156][ T1932] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 222.555160][ T1932] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.555161][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555163][ T1932] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 222.555165][ T1932] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 222.555166][ T1932] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 222.555168][ T1932] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 222.555169][ T1932] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 222.555172][ T1932] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 222.555173][ T1932] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 222.555174][ T1932] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 222.555176][ T1932] ? netlink_ack (./include/linux/skbuff.h:2718) [ 222.555178][ T1932] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 222.555180][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555182][ T1932] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 222.555184][ T1932] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 222.555186][ T1932] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 222.555188][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555190][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555191][ T1932] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 222.555193][ T1932] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 222.555195][ T1932] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 222.555197][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555199][ T1932] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 222.555201][ T1932] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 222.555203][ T1932] ? copy_msghdr_from_user (net/socket.c:2650) [ 222.555205][ T1932] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 222.555206][ T1932] ? move_addr_to_kernel (net/socket.c:258) [ 222.555208][ T1932] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 222.555210][ T1932] ___sys_sendmsg (net/socket.c:2767) [ 222.555212][ T1932] ? copy_msghdr_from_user (net/socket.c:2619) [ 222.555217][ T1932] __sys_sendmsg (net/socket.c:2799) [ 222.555219][ T1932] ? __sys_sendmsg_sock (net/socket.c:2780) [ 222.555222][ T1932] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 222.555224][ T1932] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 222.555225][ T1932] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 222.555228][ T1932] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 222.555229][ T1932] RIP: 0033:0x7f720809e54e [ 222.555231][ T1932] 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 [ 222.555233][ T1932] RSP: 002b:00007fffef676330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 222.555237][ T1932] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f720809e54e [ 222.555238][ T1932] RDX: 0000000000000000 RSI: 00007fffef6763e0 RDI: 0000000000000005 [ 222.555239][ T1932] RBP: 00007fffef676340 R08: 0000000000000000 R09: 0000000000000000 [ 222.555240][ T1932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d53c [ 222.555241][ T1932] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffef676aa0 | [ 227.843122][ T1947] softirqs last disabled at (0): 0x0 | [ 227.843124][ T1947] Preemption disabled at: | [ 227.843125][ T1947] vprintk_emit (kernel/printk/printk.c:2471) | [ 227.843136][ T1947] Tainted: [W]=WARN [ 227.843137][ T1947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 227.843139][ T1947] Call Trace: [ 227.843141][ T1947] [ 227.843142][ T1947] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 227.843147][ T1947] ? vprintk_emit (kernel/printk/printk.c:2471) [ 227.843150][ T1947] __might_resched.cold (kernel/sched/core.c:9234) [ 227.843153][ T1947] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 227.843157][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843161][ T1947] __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)) [ 227.843165][ T1947] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 227.843167][ T1947] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.843171][ T1947] ? 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) [ 227.843173][ T1947] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.843175][ T1947] put_chars (drivers/char/virtio_console.c:1176) [ 227.843177][ T1947] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 227.843178][ T1947] ? __send_to_port (drivers/char/virtio_console.c:654) [ 227.843181][ T1947] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 227.843183][ T1947] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 227.843186][ T1947] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 227.843188][ T1947] ? 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) [ 227.843189][ T1947] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 227.843191][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843193][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843195][ T1947] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.843197][ T1947] console_emit_next_record (kernel/printk/printk.c:3183) [ 227.843199][ T1947] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 227.843202][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843203][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843205][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843207][ T1947] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.843209][ T1947] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 227.843210][ T1947] console_flush_one_record (kernel/printk/printk.c:3268) [ 227.843213][ T1947] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 227.843215][ T1947] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 227.843217][ T1947] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.843219][ T1947] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 227.843221][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843222][ T1947] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.843224][ T1947] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 227.843225][ T1947] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 227.843227][ T1947] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 227.843229][ T1947] ? vprintk_emit (kernel/printk/printk.c:2478) [ 227.843232][ T1947] vprintk_emit (kernel/printk/printk.c:2479) [ 227.843234][ T1947] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 227.843236][ T1947] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 227.843240][ T1947] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 227.843243][ T1947] _printk (kernel/printk/printk.c:2504) [ 227.843246][ T1947] ? snapshot_read.cold (user.c:?) [ 227.843248][ T1947] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 227.843251][ T1947] ? __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)) [ 227.843253][ T1947] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 227.843256][ T1947] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 227.843257][ T1947] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 227.843259][ T1947] ? netdev_notice (net/core/dev.c:13194) [ 227.843261][ T1947] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.843264][ T1947] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.843267][ T1947] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 227.843270][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843272][ T1947] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 227.843275][ T1947] ? 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) [ 227.843278][ T1947] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 227.843281][ T1947] __dev_change_flags (net/core/dev.c:9821) [ 227.843284][ T1947] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 227.843286][ T1947] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 227.843288][ T1947] ? __kernel_text_address (kernel/extable.c:79) [ 227.843289][ T1947] ? write_profile (profile.c:?) [ 227.843292][ T1947] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 227.843294][ T1947] netif_change_flags (net/core/dev.c:9877) [ 227.843296][ T1947] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 227.843300][ T1947] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 227.843302][ T1947] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 227.843303][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843305][ T1947] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 227.843309][ T1947] ? kasan_save_stack (mm/kasan/common.c:58) [ 227.843312][ T1947] ? kasan_save_stack (mm/kasan/common.c:57) [ 227.843313][ T1947] ? kasan_save_track (mm/kasan/common.c:78) [ 227.843315][ T1947] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 227.843316][ T1947] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 227.843318][ T1947] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 227.843319][ T1947] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.843320][ T1947] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 227.843322][ T1947] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.843323][ T1947] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.843324][ T1947] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.843326][ T1947] ? ___sys_sendmsg (net/socket.c:2767) [ 227.843327][ T1947] ? __sys_sendmsg (net/socket.c:2799) [ 227.843329][ T1947] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 227.843331][ T1947] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 227.843333][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843335][ T1947] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.843337][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843338][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843340][ T1947] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 227.843342][ T1947] ? __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) [ 227.843344][ T1947] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 227.843345][ T1947] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 227.843347][ T1947] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 227.843349][ T1947] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 227.843351][ T1947] rtnl_newlink (net/core/rtnetlink.c:4215) [ 227.843353][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843355][ T1947] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.843356][ T1947] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.843358][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843360][ T1947] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 227.843363][ T1947] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 227.843365][ T1947] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 227.843367][ T1947] ? __kernel_text_address (kernel/extable.c:79) [ 227.843368][ T1947] ? write_profile (profile.c:?) [ 227.843369][ T1947] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 227.843371][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843373][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843375][ T1947] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 227.843378][ T1947] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.843380][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843382][ T1947] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.843383][ T1947] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.843385][ T1947] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.843386][ T1947] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 227.843387][ T1947] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 227.843390][ T1947] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 227.843391][ T1947] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.843393][ T1947] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.843394][ T1947] ? netlink_ack (./include/linux/skbuff.h:2718) [ 227.843396][ T1947] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 227.843398][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843400][ T1947] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.843402][ T1947] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.843404][ T1947] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 227.843406][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843408][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843409][ T1947] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.843411][ T1947] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.843413][ T1947] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 227.843415][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843417][ T1947] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.843419][ T1947] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.843421][ T1947] ? copy_msghdr_from_user (net/socket.c:2650) [ 227.843430][ T1947] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 227.843431][ T1947] ? move_addr_to_kernel (net/socket.c:258) [ 227.843433][ T1947] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 227.843435][ T1947] ___sys_sendmsg (net/socket.c:2767) [ 227.843437][ T1947] ? copy_msghdr_from_user (net/socket.c:2619) [ 227.843443][ T1947] __sys_sendmsg (net/socket.c:2799) [ 227.843445][ T1947] ? __sys_sendmsg_sock (net/socket.c:2780) [ 227.843447][ T1947] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.843450][ T1947] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 227.843451][ T1947] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 227.843453][ T1947] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 227.843455][ T1947] RIP: 0033:0x7f5544f1d54e [ 227.843457][ T1947] 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 [ 227.843459][ T1947] RSP: 002b:00007ffc7b6a05c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 227.843464][ T1947] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5544f1d54e [ 227.843466][ T1947] RDX: 0000000000000000 RSI: 00007ffc7b6a0670 RDI: 0000000000000005 [ 227.843467][ T1947] RBP: 00007ffc7b6a05d0 R08: 0000000000000000 R09: 0000000000000000 [ 227.843468][ T1947] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d542 [ 227.843470][ T1947] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7b6a0d30 | [ 230.176979][ T1974] softirqs last disabled at (0): 0x0 | [ 230.176981][ T1974] Preemption disabled at: | [ 230.176982][ T1974] vprintk_emit (kernel/printk/printk.c:2471) | [ 230.176993][ T1974] Tainted: [W]=WARN [ 230.176994][ T1974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 230.176996][ T1974] Call Trace: [ 230.176997][ T1974] [ 230.176999][ T1974] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 230.177004][ T1974] ? vprintk_emit (kernel/printk/printk.c:2471) [ 230.177006][ T1974] __might_resched.cold (kernel/sched/core.c:9234) [ 230.177010][ T1974] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 230.177012][ T1974] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 230.177015][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177019][ T1974] __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)) [ 230.177023][ T1974] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 230.177025][ T1974] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 230.177029][ T1974] ? 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) [ 230.177031][ T1974] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 230.177033][ T1974] put_chars (drivers/char/virtio_console.c:1176) [ 230.177035][ T1974] ? __send_to_port (drivers/char/virtio_console.c:654) [ 230.177037][ T1974] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 230.177040][ T1974] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 230.177043][ T1974] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 230.177044][ T1974] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 230.177048][ T1974] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 230.177049][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177051][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177054][ T1974] console_emit_next_record (kernel/printk/printk.c:3183) [ 230.177057][ T1974] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 230.177059][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177061][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177062][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177064][ T1974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.177066][ T1974] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 230.177068][ T1974] console_flush_one_record (kernel/printk/printk.c:3268) [ 230.177070][ T1974] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 230.177073][ T1974] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 230.177075][ T1974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.177077][ T1974] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 230.177078][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177080][ T1974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 230.177082][ T1974] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 230.177083][ T1974] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 230.177085][ T1974] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 230.177087][ T1974] ? vprintk_emit (kernel/printk/printk.c:2478) [ 230.177090][ T1974] vprintk_emit (kernel/printk/printk.c:2479) [ 230.177092][ T1974] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 230.177094][ T1974] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 230.177097][ T1974] _printk (kernel/printk/printk.c:2504) [ 230.177100][ T1974] ? snapshot_read.cold (user.c:?) [ 230.177102][ T1974] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 230.177105][ T1974] ? __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)) [ 230.177107][ T1974] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 230.177110][ T1974] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 230.177112][ T1974] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 230.177114][ T1974] ? netdev_notice (net/core/dev.c:13194) [ 230.177115][ T1974] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 230.177119][ T1974] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 230.177120][ T1974] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 230.177123][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177125][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177127][ T1974] ? 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) [ 230.177130][ T1974] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 230.177133][ T1974] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 230.177136][ T1974] __dev_change_flags (net/core/dev.c:9834) [ 230.177140][ T1974] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 230.177141][ T1974] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 230.177143][ T1974] ? __kernel_text_address (kernel/extable.c:79) [ 230.177145][ T1974] ? write_profile (profile.c:?) [ 230.177147][ T1974] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 230.177150][ T1974] netif_change_flags (net/core/dev.c:9877) [ 230.177152][ T1974] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 230.177156][ T1974] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 230.177157][ T1974] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 230.177159][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177160][ T1974] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 230.177164][ T1974] ? kasan_save_stack (mm/kasan/common.c:58) [ 230.177167][ T1974] ? kasan_save_stack (mm/kasan/common.c:57) [ 230.177169][ T1974] ? kasan_save_track (mm/kasan/common.c:78) [ 230.177171][ T1974] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 230.177172][ T1974] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 230.177174][ T1974] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 230.177175][ T1974] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 230.177176][ T1974] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 230.177178][ T1974] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 230.177179][ T1974] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 230.177180][ T1974] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 230.177183][ T1974] ? ___sys_sendmsg (net/socket.c:2767) [ 230.177184][ T1974] ? __sys_sendmsg (net/socket.c:2799) [ 230.177186][ T1974] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 230.177188][ T1974] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 230.177191][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177193][ T1974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.177194][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177196][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177198][ T1974] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 230.177200][ T1974] ? __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) [ 230.177202][ T1974] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 230.177204][ T1974] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 230.177205][ T1974] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 230.177208][ T1974] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 230.177210][ T1974] rtnl_newlink (net/core/rtnetlink.c:4215) [ 230.177212][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177214][ T1974] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 230.177215][ T1974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.177216][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177219][ T1974] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 230.177222][ T1974] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 230.177224][ T1974] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 230.177225][ T1974] ? __kernel_text_address (kernel/extable.c:79) [ 230.177227][ T1974] ? write_profile (profile.c:?) [ 230.177228][ T1974] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 230.177229][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177231][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177233][ T1974] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 230.177236][ T1974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.177238][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177240][ T1974] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 230.177241][ T1974] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 230.177243][ T1974] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 230.177245][ T1974] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 230.177246][ T1974] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 230.177249][ T1974] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 230.177250][ T1974] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 230.177252][ T1974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 230.177253][ T1974] ? netlink_ack (./include/linux/skbuff.h:2718) [ 230.177255][ T1974] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 230.177257][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177259][ T1974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 230.177261][ T1974] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 230.177263][ T1974] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 230.177265][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177267][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177269][ T1974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 230.177271][ T1974] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 230.177273][ T1974] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 230.177275][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177277][ T1974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 230.177279][ T1974] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 230.177280][ T1974] ? copy_msghdr_from_user (net/socket.c:2650) [ 230.177282][ T1974] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 230.177284][ T1974] ? move_addr_to_kernel (net/socket.c:258) [ 230.177285][ T1974] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 230.177288][ T1974] ___sys_sendmsg (net/socket.c:2767) [ 230.177290][ T1974] ? copy_msghdr_from_user (net/socket.c:2619) [ 230.177295][ T1974] __sys_sendmsg (net/socket.c:2799) [ 230.177297][ T1974] ? __sys_sendmsg_sock (net/socket.c:2780) [ 230.177300][ T1974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 230.177302][ T1974] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 230.177303][ T1974] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 230.177306][ T1974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 230.177307][ T1974] RIP: 0033:0x7fba35e2b54e [ 230.177309][ T1974] 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 [ 230.177311][ T1974] RSP: 002b:00007ffc9ba00480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 230.177315][ T1974] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fba35e2b54e [ 230.177317][ T1974] RDX: 0000000000000000 RSI: 00007ffc9ba00530 RDI: 0000000000000005 [ 230.177318][ T1974] RBP: 00007ffc9ba00490 R08: 0000000000000000 R09: 0000000000000000 [ 230.177318][ T1974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d544 [ 230.177319][ T1974] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9ba00bf0 | [ 235.459914][ T1989] softirqs last disabled at (0): 0x0 | [ 235.459916][ T1989] Preemption disabled at: | [ 235.459916][ T1989] vprintk_emit (kernel/printk/printk.c:2471) | [ 235.459930][ T1989] Tainted: [W]=WARN [ 235.459931][ T1989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 235.459933][ T1989] Call Trace: [ 235.459935][ T1989] [ 235.459936][ T1989] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 235.459941][ T1989] ? vprintk_emit (kernel/printk/printk.c:2471) [ 235.459944][ T1989] __might_resched.cold (kernel/sched/core.c:9234) [ 235.459947][ T1989] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 235.459949][ T1989] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 235.459952][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.459956][ T1989] __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)) [ 235.459960][ T1989] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 235.459962][ T1989] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 235.459966][ T1989] ? 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) [ 235.459968][ T1989] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 235.459970][ T1989] put_chars (drivers/char/virtio_console.c:1176) [ 235.459972][ T1989] ? __send_to_port (drivers/char/virtio_console.c:654) [ 235.459974][ T1989] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 235.459976][ T1989] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 235.459980][ T1989] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 235.459981][ T1989] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 235.459984][ T1989] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 235.459986][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.459987][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.459990][ T1989] console_emit_next_record (kernel/printk/printk.c:3183) [ 235.459993][ T1989] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 235.459995][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.459997][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.459998][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460000][ T1989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.460002][ T1989] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 235.460004][ T1989] console_flush_one_record (kernel/printk/printk.c:3268) [ 235.460007][ T1989] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 235.460009][ T1989] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 235.460011][ T1989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.460013][ T1989] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 235.460015][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460016][ T1989] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.460018][ T1989] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 235.460019][ T1989] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 235.460022][ T1989] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 235.460024][ T1989] ? vprintk_emit (kernel/printk/printk.c:2478) [ 235.460026][ T1989] vprintk_emit (kernel/printk/printk.c:2479) [ 235.460029][ T1989] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 235.460031][ T1989] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 235.460033][ T1989] _printk (kernel/printk/printk.c:2504) [ 235.460037][ T1989] ? snapshot_read.cold (user.c:?) [ 235.460039][ T1989] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 235.460042][ T1989] ? __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)) [ 235.460044][ T1989] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 235.460046][ T1989] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 235.460048][ T1989] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 235.460050][ T1989] ? netdev_notice (net/core/dev.c:13194) [ 235.460052][ T1989] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 235.460055][ T1989] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 235.460056][ T1989] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 235.460060][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460061][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460063][ T1989] ? 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) [ 235.460067][ T1989] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 235.460070][ T1989] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 235.460072][ T1989] __dev_change_flags (net/core/dev.c:9834) [ 235.460075][ T1989] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 235.460077][ T1989] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 235.460079][ T1989] ? __kernel_text_address (kernel/extable.c:79) [ 235.460081][ T1989] ? write_profile (profile.c:?) [ 235.460083][ T1989] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 235.460086][ T1989] netif_change_flags (net/core/dev.c:9877) [ 235.460088][ T1989] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 235.460093][ T1989] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 235.460094][ T1989] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 235.460095][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460097][ T1989] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 235.460101][ T1989] ? kasan_save_stack (mm/kasan/common.c:58) [ 235.460104][ T1989] ? kasan_save_stack (mm/kasan/common.c:57) [ 235.460105][ T1989] ? kasan_save_track (mm/kasan/common.c:78) [ 235.460107][ T1989] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 235.460108][ T1989] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 235.460110][ T1989] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 235.460111][ T1989] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 235.460113][ T1989] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 235.460114][ T1989] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 235.460116][ T1989] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 235.460117][ T1989] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 235.460120][ T1989] ? ___sys_sendmsg (net/socket.c:2767) [ 235.460121][ T1989] ? __sys_sendmsg (net/socket.c:2799) [ 235.460123][ T1989] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 235.460125][ T1989] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 235.460127][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460129][ T1989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.460131][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460132][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460134][ T1989] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 235.460136][ T1989] ? __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) [ 235.460139][ T1989] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 235.460140][ T1989] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 235.460142][ T1989] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 235.460144][ T1989] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 235.460146][ T1989] rtnl_newlink (net/core/rtnetlink.c:4215) [ 235.460148][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460150][ T1989] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 235.460151][ T1989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.460153][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460155][ T1989] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 235.460159][ T1989] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 235.460160][ T1989] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 235.460162][ T1989] ? __kernel_text_address (kernel/extable.c:79) [ 235.460163][ T1989] ? write_profile (profile.c:?) [ 235.460164][ T1989] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 235.460166][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460168][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460169][ T1989] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 235.460173][ T1989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.460174][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460176][ T1989] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 235.460178][ T1989] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 235.460179][ T1989] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 235.460181][ T1989] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 235.460182][ T1989] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 235.460185][ T1989] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 235.460186][ T1989] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 235.460188][ T1989] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.460189][ T1989] ? netlink_ack (./include/linux/skbuff.h:2718) [ 235.460191][ T1989] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 235.460194][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460195][ T1989] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.460198][ T1989] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 235.460200][ T1989] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 235.460201][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460203][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460205][ T1989] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.460207][ T1989] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 235.460209][ T1989] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 235.460211][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460213][ T1989] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.460215][ T1989] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 235.460216][ T1989] ? copy_msghdr_from_user (net/socket.c:2650) [ 235.460218][ T1989] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 235.460220][ T1989] ? move_addr_to_kernel (net/socket.c:258) [ 235.460221][ T1989] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 235.460224][ T1989] ___sys_sendmsg (net/socket.c:2767) [ 235.460226][ T1989] ? copy_msghdr_from_user (net/socket.c:2619) [ 235.460231][ T1989] __sys_sendmsg (net/socket.c:2799) [ 235.460233][ T1989] ? __sys_sendmsg_sock (net/socket.c:2780) [ 235.460236][ T1989] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.460238][ T1989] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 235.460239][ T1989] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 235.460242][ T1989] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 235.460243][ T1989] RIP: 0033:0x7f44a298254e [ 235.460246][ T1989] 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 [ 235.460247][ T1989] RSP: 002b:00007ffcb82e9f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 235.460251][ T1989] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f44a298254e [ 235.460253][ T1989] RDX: 0000000000000000 RSI: 00007ffcb82ea010 RDI: 0000000000000005 [ 235.460254][ T1989] RBP: 00007ffcb82e9f70 R08: 0000000000000000 R09: 0000000000000000 [ 235.460254][ T1989] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d549 [ 235.460255][ T1989] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb82ea6d0 | [ 244.020246][ T2185] softirqs last disabled at (0): 0x0 | [ 244.020248][ T2185] Preemption disabled at: | [ 244.020249][ T2185] vprintk_emit (kernel/printk/printk.c:2471) | [ 244.020260][ T2185] Tainted: [W]=WARN [ 244.020261][ T2185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 244.020263][ T2185] Call Trace: [ 244.020265][ T2185] [ 244.020266][ T2185] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 244.020271][ T2185] ? vprintk_emit (kernel/printk/printk.c:2471) [ 244.020273][ T2185] __might_resched.cold (kernel/sched/core.c:9234) [ 244.020277][ T2185] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 244.020280][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020284][ T2185] __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)) [ 244.020288][ T2185] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 244.020291][ T2185] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 244.020295][ T2185] ? 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) [ 244.020297][ T2185] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 244.020298][ T2185] put_chars (drivers/char/virtio_console.c:1176) [ 244.020301][ T2185] ? __send_to_port (drivers/char/virtio_console.c:654) [ 244.020302][ T2185] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 244.020305][ T2185] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 244.020309][ T2185] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 244.020310][ T2185] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 244.020312][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020314][ T2185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 244.020316][ T2185] console_emit_next_record (kernel/printk/printk.c:3183) [ 244.020319][ T2185] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 244.020321][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020323][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020325][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020326][ T2185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 244.020329][ T2185] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 244.020330][ T2185] console_flush_one_record (kernel/printk/printk.c:3268) [ 244.020333][ T2185] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 244.020336][ T2185] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 244.020338][ T2185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 244.020339][ T2185] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 244.020341][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020343][ T2185] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 244.020344][ T2185] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 244.020346][ T2185] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 244.020348][ T2185] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 244.020350][ T2185] ? vprintk_emit (kernel/printk/printk.c:2478) [ 244.020352][ T2185] vprintk_emit (kernel/printk/printk.c:2479) [ 244.020355][ T2185] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 244.020356][ T2185] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 244.020360][ T2185] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 244.020363][ T2185] ? ___sys_sendmsg (net/socket.c:2767) [ 244.020365][ T2185] ? __sys_sendmsg (net/socket.c:2799) [ 244.020367][ T2185] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 244.020369][ T2185] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 244.020372][ T2185] _printk (kernel/printk/printk.c:2504) [ 244.020375][ T2185] ? snapshot_read.cold (user.c:?) [ 244.020377][ T2185] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 244.020380][ T2185] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 244.020382][ T2185] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 244.020384][ T2185] ? netdev_notice (net/core/dev.c:13194) [ 244.020386][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020388][ T2185] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 244.020389][ T2185] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 244.020392][ T2185] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 244.020394][ T2185] ? 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) [ 244.020397][ T2185] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 244.020400][ T2185] dev_set_allmulti (net/core/dev_api.c:315) [ 244.020402][ T2185] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 244.020415][ T2185] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 244.020418][ T2185] br_dev_delete (net/bridge/br_if.c:387) bridge [ 244.020426][ T2185] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 244.020429][ T2185] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 244.020431][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020433][ T2185] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 244.020435][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020442][ T2185] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 244.020444][ T2185] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 244.020446][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020448][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020450][ T2185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 244.020451][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020453][ T2185] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 244.020455][ T2185] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 244.020458][ T2185] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 244.020460][ T2185] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 244.020463][ T2185] ? __kernel_text_address (kernel/extable.c:79) [ 244.020465][ T2185] ? write_profile (profile.c:?) [ 244.020468][ T2185] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 244.020471][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020473][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020476][ T2185] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 244.020480][ T2185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 244.020482][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020484][ T2185] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 244.020486][ T2185] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 244.020488][ T2185] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 244.020490][ T2185] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 244.020491][ T2185] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 244.020495][ T2185] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 244.020497][ T2185] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 244.020498][ T2185] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 244.020500][ T2185] ? netlink_ack (./include/linux/skbuff.h:2718) [ 244.020501][ T2185] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 244.020504][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020506][ T2185] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 244.020508][ T2185] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 244.020510][ T2185] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 244.020512][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020513][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020515][ T2185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 244.020517][ T2185] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 244.020519][ T2185] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 244.020521][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020523][ T2185] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 244.020525][ T2185] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 244.020527][ T2185] ? copy_msghdr_from_user (net/socket.c:2650) [ 244.020528][ T2185] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 244.020530][ T2185] ? move_addr_to_kernel (net/socket.c:258) [ 244.020532][ T2185] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 244.020534][ T2185] ___sys_sendmsg (net/socket.c:2767) [ 244.020536][ T2185] ? copy_msghdr_from_user (net/socket.c:2619) [ 244.020542][ T2185] __sys_sendmsg (net/socket.c:2799) [ 244.020544][ T2185] ? __sys_sendmsg_sock (net/socket.c:2780) [ 244.020546][ T2185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 244.020549][ T2185] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 244.020550][ T2185] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 244.020552][ T2185] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 244.020554][ T2185] RIP: 0033:0x7f46d207154e [ 244.020556][ T2185] 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 [ 244.020558][ T2185] RSP: 002b:00007fff43372f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 244.020562][ T2185] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f46d207154e [ 244.020563][ T2185] RDX: 0000000000000000 RSI: 00007fff43373030 RDI: 0000000000000005 [ 244.020572][ T2185] RBP: 00007fff43372f90 R08: 0000000000000000 R09: 0000000000000000 [ 244.020573][ T2185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d552 [ 244.020574][ T2185] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff433736f0 | [ 245.024599][ T239] softirqs last disabled at (8248): netdev_work_proc (./include/linux/spinlock.h:353 net/core/netdev_work.c:139) | [ 245.024601][ T239] Preemption disabled at: | [ 245.024602][ T239] vprintk_emit (kernel/printk/printk.c:2471) | [ 245.024614][ T239] Tainted: [W]=WARN [ 245.024615][ T239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 245.024617][ T239] Workqueue: events netdev_work_proc [ 245.024621][ T239] Call Trace: [ 245.024622][ T239] [ 245.024624][ T239] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 245.024630][ T239] ? vprintk_emit (kernel/printk/printk.c:2471) [ 245.024632][ T239] __might_resched.cold (kernel/sched/core.c:9234) [ 245.024636][ T239] ? macvlan_set_mac_lists (drivers/net/macvlan.c:851) macvlan [ 245.024639][ T239] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 245.024643][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024647][ T239] __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)) [ 245.024651][ T239] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 245.024653][ T239] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 245.024657][ T239] ? 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) [ 245.024659][ T239] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 245.024661][ T239] put_chars (drivers/char/virtio_console.c:1176) [ 245.024663][ T239] ? __send_to_port (drivers/char/virtio_console.c:654) [ 245.024665][ T239] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 245.024668][ T239] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 245.024671][ T239] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 245.024673][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024675][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024676][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.024679][ T239] console_emit_next_record (kernel/printk/printk.c:3183) [ 245.024681][ T239] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 245.024684][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024685][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024687][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024689][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.024691][ T239] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 245.024693][ T239] console_flush_one_record (kernel/printk/printk.c:3268) [ 245.024695][ T239] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 245.024698][ T239] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 245.024700][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.024701][ T239] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 245.024703][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024705][ T239] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 245.024706][ T239] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 245.024708][ T239] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 245.024710][ T239] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 245.024713][ T239] ? vprintk_emit (kernel/printk/printk.c:2478) [ 245.024715][ T239] vprintk_emit (kernel/printk/printk.c:2479) [ 245.024717][ T239] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 245.024719][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024721][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.024723][ T239] _printk (kernel/printk/printk.c:2504) [ 245.024726][ T239] ? snapshot_read.cold (user.c:?) [ 245.024729][ T239] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 245.024731][ T239] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 245.024733][ T239] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 245.024736][ T239] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 245.024738][ T239] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 245.024740][ T239] ? netdev_notice (net/core/dev.c:13194) [ 245.024742][ T239] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 245.024744][ T239] ? 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) [ 245.024746][ T239] ? 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) [ 245.024749][ T239] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 245.024752][ T239] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 245.024754][ T239] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 245.024757][ T239] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 245.024759][ T239] ? 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) [ 245.024761][ T239] ? ref_tracker_free (lib/ref_tracker.c:339) [ 245.024765][ T239] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 245.024766][ T239] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 245.024767][ T239] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 245.024769][ T239] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 245.024771][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024773][ T239] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 245.024776][ T239] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 245.024778][ T239] ? netdev_work_sched (net/core/netdev_work.c:82) [ 245.024779][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024781][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 245.024783][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 245.024785][ T239] process_one_work (kernel/workqueue.c:3387) [ 245.024789][ T239] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 245.024791][ T239] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 245.024793][ T239] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 245.024795][ T239] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 245.024798][ T239] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 245.024800][ T239] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 245.024802][ T239] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 245.024804][ T239] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 245.024805][ T239] kthread (kernel/kthread.c:436) [ 245.024807][ T239] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 245.024809][ T239] ? kthread_affine_preferred (kernel/kthread.c:857) [ 245.024811][ T239] ret_from_fork (arch/x86/kernel/process.c:158) [ 245.024814][ T239] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 245.024815][ T239] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 245.024818][ T239] ? kthread_affine_preferred (kernel/kthread.c:857) [ 245.024820][ T239] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 261.647805][ T2295] softirqs last disabled at (0): 0x0 | [ 261.647807][ T2295] Preemption disabled at: | [ 261.647808][ T2295] vprintk_emit (kernel/printk/printk.c:2471) | [ 261.647819][ T2295] Tainted: [W]=WARN [ 261.647820][ T2295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 261.647822][ T2295] Call Trace: [ 261.647824][ T2295] [ 261.647825][ T2295] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 261.647830][ T2295] ? vprintk_emit (kernel/printk/printk.c:2471) [ 261.647833][ T2295] __might_resched.cold (kernel/sched/core.c:9234) [ 261.647837][ T2295] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 261.647840][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647844][ 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)) [ 261.647847][ T2295] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 261.647850][ T2295] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 261.647854][ 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) [ 261.647856][ T2295] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 261.647858][ T2295] put_chars (drivers/char/virtio_console.c:1176) [ 261.647860][ T2295] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 261.647861][ T2295] ? __send_to_port (drivers/char/virtio_console.c:654) [ 261.647864][ T2295] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 261.647866][ T2295] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 261.647870][ T2295] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 261.647871][ 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) [ 261.647873][ T2295] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 261.647874][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647876][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647878][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.647880][ T2295] console_emit_next_record (kernel/printk/printk.c:3183) [ 261.647883][ T2295] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 261.647885][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647887][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647888][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647890][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.647892][ T2295] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 261.647894][ T2295] console_flush_one_record (kernel/printk/printk.c:3268) [ 261.647897][ T2295] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 261.647899][ T2295] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 261.647901][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.647903][ T2295] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 261.647905][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647906][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 261.647908][ T2295] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 261.647909][ T2295] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 261.647911][ T2295] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 261.647913][ T2295] ? vprintk_emit (kernel/printk/printk.c:2478) [ 261.647915][ T2295] vprintk_emit (kernel/printk/printk.c:2479) [ 261.647918][ T2295] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 261.647919][ T2295] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 261.647923][ T2295] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 261.647928][ T2295] _printk (kernel/printk/printk.c:2504) [ 261.647932][ T2295] ? snapshot_read.cold (user.c:?) [ 261.647934][ T2295] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 261.647937][ 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)) [ 261.647939][ T2295] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 261.647941][ T2295] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 261.647943][ T2295] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 261.647945][ T2295] ? netdev_notice (net/core/dev.c:13194) [ 261.647947][ T2295] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 261.647950][ T2295] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 261.647953][ T2295] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 261.647956][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647958][ T2295] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 261.647961][ 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) [ 261.647964][ T2295] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 261.647967][ T2295] __dev_change_flags (net/core/dev.c:9821) [ 261.647971][ T2295] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 261.647973][ T2295] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 261.647975][ T2295] ? __kernel_text_address (kernel/extable.c:79) [ 261.647976][ T2295] ? write_profile (profile.c:?) [ 261.647978][ T2295] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 261.647981][ T2295] netif_change_flags (net/core/dev.c:9877) [ 261.647983][ T2295] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 261.647987][ T2295] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 261.647989][ T2295] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 261.647990][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.647992][ T2295] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 261.647995][ T2295] ? kasan_save_stack (mm/kasan/common.c:58) [ 261.647998][ T2295] ? kasan_save_stack (mm/kasan/common.c:57) [ 261.648000][ T2295] ? kasan_save_track (mm/kasan/common.c:78) [ 261.648001][ T2295] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 261.648003][ T2295] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 261.648005][ T2295] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 261.648006][ T2295] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 261.648007][ T2295] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 261.648009][ T2295] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 261.648010][ T2295] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 261.648011][ T2295] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 261.648013][ T2295] ? ___sys_sendmsg (net/socket.c:2767) [ 261.648014][ T2295] ? __sys_sendmsg (net/socket.c:2799) [ 261.648016][ T2295] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 261.648018][ T2295] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 261.648021][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648023][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.648024][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648026][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648028][ T2295] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 261.648030][ 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) [ 261.648031][ T2295] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 261.648033][ T2295] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 261.648035][ T2295] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 261.648037][ T2295] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 261.648039][ T2295] rtnl_newlink (net/core/rtnetlink.c:4215) [ 261.648041][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648043][ T2295] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 261.648044][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.648046][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648048][ T2295] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 261.648051][ T2295] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 261.648053][ T2295] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 261.648054][ T2295] ? __kernel_text_address (kernel/extable.c:79) [ 261.648056][ T2295] ? write_profile (profile.c:?) [ 261.648057][ T2295] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 261.648058][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648060][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648062][ T2295] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 261.648066][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.648067][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648069][ T2295] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 261.648070][ T2295] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 261.648072][ T2295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 261.648074][ T2295] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 261.648075][ T2295] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 261.648078][ T2295] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 261.648079][ T2295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 261.648081][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 261.648082][ T2295] ? netlink_ack (./include/linux/skbuff.h:2718) [ 261.648084][ T2295] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 261.648086][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648088][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 261.648090][ T2295] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 261.648092][ T2295] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 261.648094][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648096][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648097][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 261.648099][ T2295] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 261.648101][ T2295] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 261.648103][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648105][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 261.648107][ T2295] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 261.648109][ T2295] ? copy_msghdr_from_user (net/socket.c:2650) [ 261.648111][ T2295] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 261.648112][ T2295] ? move_addr_to_kernel (net/socket.c:258) [ 261.648114][ T2295] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 261.648116][ T2295] ___sys_sendmsg (net/socket.c:2767) [ 261.648118][ T2295] ? copy_msghdr_from_user (net/socket.c:2619) [ 261.648123][ T2295] __sys_sendmsg (net/socket.c:2799) [ 261.648125][ T2295] ? __sys_sendmsg_sock (net/socket.c:2780) [ 261.648128][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 261.648130][ T2295] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 261.648132][ T2295] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 261.648134][ T2295] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 261.648136][ T2295] RIP: 0033:0x7f0ed9b6f54e [ 261.648138][ 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 [ 261.648139][ T2295] RSP: 002b:00007ffd154fcaf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 261.648143][ T2295] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0ed9b6f54e [ 261.648145][ T2295] RDX: 0000000000000000 RSI: 00007ffd154fcba0 RDI: 0000000000000005 [ 261.648145][ T2295] RBP: 00007ffd154fcb00 R08: 0000000000000000 R09: 0000000000000000 [ 261.648146][ T2295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d564 [ 261.648147][ T2295] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd154fd260 | [ 266.913222][ T2310] softirqs last disabled at (0): 0x0 | [ 266.913224][ T2310] Preemption disabled at: | [ 266.913225][ T2310] vprintk_emit (kernel/printk/printk.c:2471) | [ 266.913236][ T2310] Tainted: [W]=WARN [ 266.913237][ T2310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 266.913239][ T2310] Call Trace: [ 266.913240][ T2310] [ 266.913241][ T2310] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 266.913247][ T2310] ? vprintk_emit (kernel/printk/printk.c:2471) [ 266.913249][ T2310] __might_resched.cold (kernel/sched/core.c:9234) [ 266.913253][ T2310] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 266.913257][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913261][ 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)) [ 266.913264][ T2310] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 266.913267][ T2310] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 266.913271][ 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) [ 266.913272][ T2310] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 266.913275][ T2310] put_chars (drivers/char/virtio_console.c:1176) [ 266.913276][ T2310] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 266.913278][ T2310] ? __send_to_port (drivers/char/virtio_console.c:654) [ 266.913281][ T2310] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 266.913283][ T2310] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 266.913286][ T2310] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 266.913288][ 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) [ 266.913289][ T2310] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 266.913291][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913293][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913294][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.913297][ T2310] console_emit_next_record (kernel/printk/printk.c:3183) [ 266.913299][ T2310] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 266.913301][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913303][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913305][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913307][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.913309][ T2310] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 266.913311][ T2310] console_flush_one_record (kernel/printk/printk.c:3268) [ 266.913313][ T2310] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 266.913316][ T2310] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 266.913318][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.913320][ T2310] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 266.913321][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913323][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.913324][ T2310] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 266.913326][ T2310] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 266.913328][ T2310] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 266.913330][ T2310] ? vprintk_emit (kernel/printk/printk.c:2478) [ 266.913332][ T2310] vprintk_emit (kernel/printk/printk.c:2479) [ 266.913335][ T2310] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 266.913337][ T2310] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 266.913340][ T2310] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 266.913343][ T2310] _printk (kernel/printk/printk.c:2504) [ 266.913346][ T2310] ? snapshot_read.cold (user.c:?) [ 266.913348][ T2310] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 266.913352][ 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)) [ 266.913354][ T2310] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 266.913356][ T2310] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 266.913358][ T2310] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 266.913360][ T2310] ? netdev_notice (net/core/dev.c:13194) [ 266.913362][ T2310] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 266.913365][ T2310] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 266.913368][ T2310] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 266.913371][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913373][ T2310] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 266.913376][ 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) [ 266.913379][ T2310] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 266.913383][ T2310] __dev_change_flags (net/core/dev.c:9821) [ 266.913386][ T2310] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 266.913388][ T2310] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 266.913390][ T2310] ? __kernel_text_address (kernel/extable.c:79) [ 266.913391][ T2310] ? write_profile (profile.c:?) [ 266.913393][ T2310] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 266.913396][ T2310] netif_change_flags (net/core/dev.c:9877) [ 266.913398][ T2310] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 266.913402][ T2310] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 266.913404][ T2310] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 266.913405][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913407][ T2310] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 266.913411][ T2310] ? kasan_save_stack (mm/kasan/common.c:58) [ 266.913413][ T2310] ? kasan_save_stack (mm/kasan/common.c:57) [ 266.913415][ T2310] ? kasan_save_track (mm/kasan/common.c:78) [ 266.913417][ T2310] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 266.913418][ T2310] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 266.913420][ T2310] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 266.913421][ T2310] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 266.913422][ T2310] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 266.913424][ T2310] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 266.913425][ T2310] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 266.913426][ T2310] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 266.913428][ T2310] ? ___sys_sendmsg (net/socket.c:2767) [ 266.913429][ T2310] ? __sys_sendmsg (net/socket.c:2799) [ 266.913431][ T2310] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 266.913433][ T2310] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 266.913436][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913438][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.913439][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913441][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913442][ T2310] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 266.913445][ 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) [ 266.913446][ T2310] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 266.913447][ T2310] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 266.913449][ T2310] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 266.913451][ T2310] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 266.913454][ T2310] rtnl_newlink (net/core/rtnetlink.c:4215) [ 266.913456][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913458][ T2310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 266.913459][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.913460][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913464][ T2310] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 266.913468][ T2310] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 266.913470][ T2310] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 266.913473][ T2310] ? __kernel_text_address (kernel/extable.c:79) [ 266.913475][ T2310] ? write_profile (profile.c:?) [ 266.913477][ T2310] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 266.913479][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913481][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913483][ T2310] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 266.913487][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.913489][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913491][ T2310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 266.913492][ T2310] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 266.913494][ T2310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 266.913495][ T2310] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 266.913497][ T2310] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 266.913499][ T2310] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 266.913501][ T2310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 266.913502][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.913504][ T2310] ? netlink_ack (./include/linux/skbuff.h:2718) [ 266.913506][ T2310] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 266.913508][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913510][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.913512][ T2310] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 266.913514][ T2310] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 266.913516][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913518][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913520][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.913522][ T2310] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 266.913524][ T2310] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 266.913526][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913528][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.913529][ T2310] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 266.913531][ T2310] ? copy_msghdr_from_user (net/socket.c:2650) [ 266.913533][ T2310] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 266.913535][ T2310] ? move_addr_to_kernel (net/socket.c:258) [ 266.913536][ T2310] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 266.913539][ T2310] ___sys_sendmsg (net/socket.c:2767) [ 266.913541][ T2310] ? copy_msghdr_from_user (net/socket.c:2619) [ 266.913546][ T2310] __sys_sendmsg (net/socket.c:2799) [ 266.913548][ T2310] ? __sys_sendmsg_sock (net/socket.c:2780) [ 266.913551][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.913553][ T2310] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 266.913554][ T2310] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 266.913557][ T2310] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 266.913558][ T2310] RIP: 0033:0x7fbe1809b54e [ 266.913560][ 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 [ 266.913562][ T2310] RSP: 002b:00007ffc26086f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 266.913566][ T2310] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbe1809b54e [ 266.913567][ T2310] RDX: 0000000000000000 RSI: 00007ffc26087040 RDI: 0000000000000005 [ 266.913568][ T2310] RBP: 00007ffc26086fa0 R08: 0000000000000000 R09: 0000000000000000 [ 266.913569][ T2310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d569 [ 266.913570][ T2310] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc26087700 | [ 269.304353][ T2337] softirqs last disabled at (0): 0x0 | [ 269.304354][ T2337] Preemption disabled at: | [ 269.304355][ T2337] vprintk_emit (kernel/printk/printk.c:2471) | [ 269.304367][ T2337] Tainted: [W]=WARN [ 269.304368][ T2337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 269.304369][ T2337] Call Trace: [ 269.304371][ T2337] [ 269.304372][ T2337] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 269.304378][ T2337] ? vprintk_emit (kernel/printk/printk.c:2471) [ 269.304380][ T2337] __might_resched.cold (kernel/sched/core.c:9234) [ 269.304384][ T2337] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 269.304386][ T2337] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 269.304389][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304393][ 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)) [ 269.304396][ T2337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 269.304399][ T2337] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 269.304403][ 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) [ 269.304405][ T2337] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 269.304406][ T2337] put_chars (drivers/char/virtio_console.c:1176) [ 269.304409][ T2337] ? __send_to_port (drivers/char/virtio_console.c:654) [ 269.304411][ T2337] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 269.304413][ T2337] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 269.304416][ T2337] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 269.304418][ T2337] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 269.304421][ T2337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 269.304423][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304424][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304427][ T2337] console_emit_next_record (kernel/printk/printk.c:3183) [ 269.304430][ T2337] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 269.304432][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304434][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304435][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304437][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.304439][ T2337] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 269.304441][ T2337] console_flush_one_record (kernel/printk/printk.c:3268) [ 269.304444][ T2337] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 269.304447][ T2337] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 269.304448][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.304450][ T2337] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 269.304452][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304453][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 269.304455][ T2337] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 269.304456][ T2337] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 269.304459][ T2337] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 269.304461][ T2337] ? vprintk_emit (kernel/printk/printk.c:2478) [ 269.304465][ T2337] vprintk_emit (kernel/printk/printk.c:2479) [ 269.304468][ T2337] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 269.304471][ T2337] ? update_load_avg (kernel/sched/fair.c:5864) [ 269.304474][ T2337] ? update_load_avg (kernel/sched/fair.c:5864) [ 269.304476][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304479][ T2337] _printk (kernel/printk/printk.c:2504) [ 269.304483][ T2337] ? snapshot_read.cold (user.c:?) [ 269.304486][ T2337] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 269.304489][ T2337] ? __schedule (kernel/sched/core.c:7277) [ 269.304491][ T2337] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 269.304494][ T2337] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 269.304496][ T2337] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 269.304498][ T2337] ? netdev_notice (net/core/dev.c:13194) [ 269.304500][ T2337] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 269.304504][ T2337] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 269.304506][ 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) [ 269.304509][ T2337] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 269.304512][ T2337] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 269.304514][ T2337] __dev_change_flags (net/core/dev.c:9834) [ 269.304518][ T2337] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 269.304520][ T2337] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 269.304523][ T2337] ? __kernel_text_address (kernel/extable.c:79) [ 269.304524][ T2337] ? write_profile (profile.c:?) [ 269.304526][ T2337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 269.304529][ T2337] netif_change_flags (net/core/dev.c:9877) [ 269.304532][ T2337] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 269.304536][ T2337] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 269.304537][ T2337] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 269.304538][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304540][ T2337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 269.304544][ T2337] ? kasan_save_stack (mm/kasan/common.c:58) [ 269.304547][ T2337] ? kasan_save_stack (mm/kasan/common.c:57) [ 269.304549][ T2337] ? kasan_save_track (mm/kasan/common.c:78) [ 269.304551][ T2337] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 269.304552][ T2337] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 269.304554][ T2337] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 269.304555][ T2337] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 269.304557][ T2337] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 269.304558][ T2337] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 269.304560][ T2337] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 269.304561][ T2337] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 269.304564][ T2337] ? ___sys_sendmsg (net/socket.c:2767) [ 269.304565][ T2337] ? __sys_sendmsg (net/socket.c:2799) [ 269.304567][ T2337] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 269.304569][ T2337] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 269.304572][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304574][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.304575][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304577][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304579][ T2337] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 269.304581][ 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) [ 269.304583][ T2337] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 269.304584][ T2337] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 269.304586][ T2337] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 269.304588][ T2337] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 269.304591][ T2337] rtnl_newlink (net/core/rtnetlink.c:4215) [ 269.304593][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304595][ T2337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 269.304596][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.304597][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304600][ T2337] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 269.304603][ T2337] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 269.304605][ T2337] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 269.304606][ T2337] ? __kernel_text_address (kernel/extable.c:79) [ 269.304607][ T2337] ? write_profile (profile.c:?) [ 269.304609][ T2337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 269.304610][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304612][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304614][ T2337] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 269.304617][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.304619][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304621][ T2337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 269.304622][ T2337] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 269.304624][ T2337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 269.304625][ T2337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 269.304627][ T2337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 269.304629][ T2337] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 269.304631][ T2337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 269.304632][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 269.304634][ T2337] ? netlink_ack (./include/linux/skbuff.h:2718) [ 269.304635][ T2337] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 269.304638][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304640][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 269.304642][ T2337] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 269.304644][ T2337] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 269.304646][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304647][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304649][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.304651][ T2337] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 269.304653][ T2337] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 269.304655][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304657][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 269.304659][ T2337] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 269.304661][ T2337] ? copy_msghdr_from_user (net/socket.c:2650) [ 269.304663][ T2337] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 269.304664][ T2337] ? move_addr_to_kernel (net/socket.c:258) [ 269.304666][ T2337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 269.304669][ T2337] ___sys_sendmsg (net/socket.c:2767) [ 269.304670][ T2337] ? copy_msghdr_from_user (net/socket.c:2619) [ 269.304676][ T2337] __sys_sendmsg (net/socket.c:2799) [ 269.304678][ T2337] ? __sys_sendmsg_sock (net/socket.c:2780) [ 269.304681][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.304683][ T2337] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 269.304684][ T2337] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 269.304686][ T2337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 269.304688][ T2337] RIP: 0033:0x7f4a1fa8254e [ 269.304690][ 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 [ 269.304692][ T2337] RSP: 002b:00007fffd4822990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 269.304696][ T2337] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4a1fa8254e [ 269.304697][ T2337] RDX: 0000000000000000 RSI: 00007fffd4822a40 RDI: 0000000000000005 [ 269.304698][ T2337] RBP: 00007fffd48229a0 R08: 0000000000000000 R09: 0000000000000000 [ 269.304699][ T2337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d56b [ 269.304700][ T2337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd4823100 | [ 274.596819][ T2352] softirqs last disabled at (0): 0x0 | [ 274.596821][ T2352] Preemption disabled at: | [ 274.596823][ T2352] vprintk_emit (kernel/printk/printk.c:2471) | [ 274.596845][ T2352] Tainted: [W]=WARN [ 274.596846][ T2352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 274.596848][ T2352] Call Trace: [ 274.596850][ T2352] [ 274.596852][ T2352] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 274.596858][ T2352] ? vprintk_emit (kernel/printk/printk.c:2471) [ 274.596861][ T2352] __might_resched.cold (kernel/sched/core.c:9234) [ 274.596865][ T2352] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 274.596868][ T2352] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 274.596872][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.596877][ 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)) [ 274.596882][ T2352] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 274.596886][ T2352] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 274.596891][ 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) [ 274.596894][ T2352] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 274.596897][ T2352] put_chars (drivers/char/virtio_console.c:1176) [ 274.596901][ T2352] ? __send_to_port (drivers/char/virtio_console.c:654) [ 274.596904][ T2352] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 274.596907][ T2352] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 274.596913][ T2352] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 274.596915][ T2352] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 274.596919][ T2352] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 274.596922][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.596925][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.596931][ T2352] console_emit_next_record (kernel/printk/printk.c:3183) [ 274.596935][ T2352] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 274.596938][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.596941][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.596944][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.596947][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.596950][ T2352] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 274.596953][ T2352] console_flush_one_record (kernel/printk/printk.c:3268) [ 274.596956][ T2352] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 274.596961][ T2352] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 274.596963][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.596966][ T2352] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 274.596968][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.596971][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.596973][ T2352] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 274.596975][ T2352] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 274.596978][ T2352] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 274.596981][ T2352] ? vprintk_emit (kernel/printk/printk.c:2478) [ 274.596984][ T2352] vprintk_emit (kernel/printk/printk.c:2479) [ 274.596988][ T2352] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 274.596990][ T2352] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 274.596994][ T2352] _printk (kernel/printk/printk.c:2504) [ 274.596998][ T2352] ? snapshot_read.cold (user.c:?) [ 274.597001][ T2352] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 274.597005][ 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)) [ 274.597008][ T2352] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 274.597012][ T2352] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 274.597014][ T2352] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 274.597017][ T2352] ? netdev_notice (net/core/dev.c:13194) [ 274.597019][ T2352] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 274.597023][ T2352] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 274.597026][ T2352] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 274.597029][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597032][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597035][ 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) [ 274.597040][ T2352] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 274.597044][ T2352] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 274.597047][ T2352] __dev_change_flags (net/core/dev.c:9834) [ 274.597053][ T2352] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 274.597055][ T2352] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 274.597059][ T2352] ? __kernel_text_address (kernel/extable.c:79) [ 274.597061][ T2352] ? write_profile (profile.c:?) [ 274.597064][ T2352] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 274.597068][ T2352] netif_change_flags (net/core/dev.c:9877) [ 274.597071][ T2352] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 274.597077][ T2352] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 274.597079][ T2352] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 274.597081][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597084][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 274.597089][ T2352] ? kasan_save_stack (mm/kasan/common.c:58) [ 274.597092][ T2352] ? kasan_save_stack (mm/kasan/common.c:57) [ 274.597095][ T2352] ? kasan_save_track (mm/kasan/common.c:78) [ 274.597097][ T2352] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 274.597099][ T2352] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 274.597101][ T2352] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 274.597103][ T2352] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 274.597105][ T2352] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 274.597107][ T2352] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 274.597109][ T2352] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 274.597111][ T2352] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 274.597115][ T2352] ? ___sys_sendmsg (net/socket.c:2767) [ 274.597117][ T2352] ? __sys_sendmsg (net/socket.c:2799) [ 274.597119][ T2352] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 274.597122][ T2352] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 274.597126][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597128][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.597130][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597132][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597135][ T2352] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 274.597138][ 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) [ 274.597141][ T2352] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 274.597143][ T2352] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 274.597145][ T2352] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 274.597149][ T2352] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 274.597153][ T2352] rtnl_newlink (net/core/rtnetlink.c:4215) [ 274.597156][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597159][ T2352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 274.597161][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.597164][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597167][ T2352] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 274.597172][ T2352] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 274.597174][ T2352] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 274.597177][ T2352] ? __kernel_text_address (kernel/extable.c:79) [ 274.597179][ T2352] ? write_profile (profile.c:?) [ 274.597181][ T2352] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 274.597184][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597186][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597189][ T2352] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 274.597193][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.597196][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597199][ T2352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 274.597201][ T2352] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 274.597205][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 274.597207][ T2352] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 274.597209][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 274.597214][ T2352] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 274.597216][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 274.597219][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.597221][ T2352] ? netlink_ack (./include/linux/skbuff.h:2718) [ 274.597223][ T2352] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 274.597228][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597231][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.597234][ T2352] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 274.597238][ T2352] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 274.597241][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597243][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597246][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.597249][ T2352] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 274.597252][ T2352] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 274.597255][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597257][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.597260][ T2352] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 274.597263][ T2352] ? copy_msghdr_from_user (net/socket.c:2650) [ 274.597265][ T2352] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 274.597268][ T2352] ? move_addr_to_kernel (net/socket.c:258) [ 274.597270][ T2352] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 274.597274][ T2352] ___sys_sendmsg (net/socket.c:2767) [ 274.597277][ T2352] ? copy_msghdr_from_user (net/socket.c:2619) [ 274.597285][ T2352] __sys_sendmsg (net/socket.c:2799) [ 274.597288][ T2352] ? __sys_sendmsg_sock (net/socket.c:2780) [ 274.597292][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.597296][ T2352] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 274.597298][ T2352] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 274.597301][ T2352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 274.597304][ T2352] RIP: 0033:0x7fb633cee54e [ 274.597307][ 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 [ 274.597309][ T2352] RSP: 002b:00007ffdc47e4580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 274.597314][ T2352] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb633cee54e [ 274.597316][ T2352] RDX: 0000000000000000 RSI: 00007ffdc47e4630 RDI: 0000000000000005 [ 274.597317][ T2352] RBP: 00007ffdc47e4590 R08: 0000000000000000 R09: 0000000000000000 [ 274.597319][ T2352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d571 [ 274.597320][ T2352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdc47e4cf0 | [ 277.753949][ T57] softirqs last disabled at (19237): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 277.753951][ T57] Preemption disabled at: | [ 277.753952][ T57] vprintk_emit (kernel/printk/printk.c:2471) | [ 277.753962][ T57] Tainted: [W]=WARN [ 277.753963][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 277.753965][ T57] Workqueue: events netdev_work_proc [ 277.753971][ T57] Call Trace: [ 277.753973][ T57] [ 277.753974][ T57] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 277.753980][ T57] ? vprintk_emit (kernel/printk/printk.c:2471) [ 277.753982][ T57] __might_resched.cold (kernel/sched/core.c:9234) [ 277.753986][ T57] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 277.753990][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.753994][ T57] __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)) [ 277.753998][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.754000][ T57] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 277.754004][ T57] ? 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) [ 277.754005][ T57] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 277.754007][ T57] put_chars (drivers/char/virtio_console.c:1176) [ 277.754009][ T57] ? __send_to_port (drivers/char/virtio_console.c:654) [ 277.754011][ T57] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 277.754014][ T57] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 277.754017][ T57] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 277.754019][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754021][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754022][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.754025][ T57] console_emit_next_record (kernel/printk/printk.c:3183) [ 277.754027][ T57] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 277.754030][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754031][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754033][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754035][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.754037][ T57] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 277.754039][ T57] console_flush_one_record (kernel/printk/printk.c:3268) [ 277.754041][ T57] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 277.754044][ T57] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 277.754046][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.754048][ T57] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 277.754049][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754051][ T57] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 277.754053][ T57] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 277.754054][ T57] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 277.754057][ T57] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 277.754059][ T57] ? vprintk_emit (kernel/printk/printk.c:2478) [ 277.754061][ T57] vprintk_emit (kernel/printk/printk.c:2479) [ 277.754063][ T57] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 277.754066][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754067][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.754069][ T57] _printk (kernel/printk/printk.c:2504) [ 277.754073][ T57] ? snapshot_read.cold (user.c:?) [ 277.754075][ T57] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 277.754078][ T57] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 277.754079][ T57] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 277.754082][ T57] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 277.754084][ T57] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 277.754086][ T57] ? netdev_notice (net/core/dev.c:13194) [ 277.754087][ T57] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 277.754090][ T57] ? 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) [ 277.754092][ T57] ? 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) [ 277.754095][ T57] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 277.754098][ T57] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 277.754100][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.754103][ T57] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 277.754105][ T57] ? 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) [ 277.754107][ T57] ? ref_tracker_free (lib/ref_tracker.c:339) [ 277.754110][ T57] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 277.754112][ T57] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 277.754113][ T57] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 277.754115][ T57] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 277.754117][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754119][ T57] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 277.754122][ T57] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 277.754123][ T57] ? netdev_work_sched (net/core/netdev_work.c:82) [ 277.754125][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754127][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 277.754128][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 277.754131][ T57] process_one_work (kernel/workqueue.c:3387) [ 277.754134][ T57] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 277.754136][ T57] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 277.754139][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 277.754141][ T57] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 277.754144][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 277.754145][ T57] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 277.754147][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 277.754149][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 277.754151][ T57] kthread (kernel/kthread.c:436) [ 277.754153][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 277.754154][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 277.754156][ T57] ret_from_fork (arch/x86/kernel/process.c:158) [ 277.754159][ T57] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 277.754161][ T57] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 277.754164][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 277.754166][ T57] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 278.863841][ T239] softirqs last disabled at (8248): netdev_work_proc (./include/linux/spinlock.h:353 net/core/netdev_work.c:139) | [ 278.863844][ T239] Preemption disabled at: | [ 278.863844][ T239] vprintk_emit (kernel/printk/printk.c:2471) | [ 278.863857][ T239] Tainted: [W]=WARN [ 278.863858][ T239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 278.863860][ T239] Workqueue: events netdev_work_proc [ 278.863864][ T239] Call Trace: [ 278.863865][ T239] [ 278.863867][ T239] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 278.863878][ T239] ? vprintk_emit (kernel/printk/printk.c:2471) [ 278.863880][ T239] __might_resched.cold (kernel/sched/core.c:9234) [ 278.863884][ T239] ? macvlan_set_mac_lists (drivers/net/macvlan.c:851) macvlan [ 278.863887][ T239] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 278.863891][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863895][ T239] __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)) [ 278.863898][ T239] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 278.863901][ T239] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 278.863905][ T239] ? 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) [ 278.863906][ T239] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 278.863908][ T239] put_chars (drivers/char/virtio_console.c:1176) [ 278.863910][ T239] ? __send_to_port (drivers/char/virtio_console.c:654) [ 278.863912][ T239] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 278.863915][ T239] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 278.863919][ T239] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 278.863920][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863922][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863923][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 278.863928][ T239] console_emit_next_record (kernel/printk/printk.c:3183) [ 278.863931][ T239] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 278.863933][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863934][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863936][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863938][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 278.863940][ T239] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 278.863942][ T239] console_flush_one_record (kernel/printk/printk.c:3268) [ 278.863945][ T239] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 278.863947][ T239] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 278.863949][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 278.863951][ T239] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 278.863953][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863954][ T239] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 278.863956][ T239] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 278.863957][ T239] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 278.863960][ T239] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 278.863962][ T239] ? vprintk_emit (kernel/printk/printk.c:2478) [ 278.863964][ T239] vprintk_emit (kernel/printk/printk.c:2479) [ 278.863967][ T239] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 278.863969][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.863971][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 278.863973][ T239] _printk (kernel/printk/printk.c:2504) [ 278.863976][ T239] ? snapshot_read.cold (user.c:?) [ 278.863978][ T239] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 278.863981][ T239] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 278.863983][ T239] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 278.863985][ T239] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 278.863987][ T239] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 278.863989][ T239] ? netdev_notice (net/core/dev.c:13194) [ 278.863991][ T239] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 278.863993][ T239] ? 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) [ 278.863995][ T239] ? 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) [ 278.863997][ T239] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 278.864001][ T239] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 278.864003][ T239] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 278.864006][ T239] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 278.864007][ T239] ? 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) [ 278.864009][ T239] ? ref_tracker_free (lib/ref_tracker.c:339) [ 278.864013][ T239] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 278.864014][ T239] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 278.864015][ T239] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 278.864017][ T239] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 278.864019][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.864021][ T239] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 278.864024][ T239] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 278.864026][ T239] ? netdev_work_sched (net/core/netdev_work.c:82) [ 278.864028][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.864030][ T239] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 278.864031][ T239] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 278.864034][ T239] process_one_work (kernel/workqueue.c:3387) [ 278.864038][ T239] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 278.864040][ T239] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 278.864042][ T239] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 278.864044][ T239] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 278.864047][ T239] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 278.864048][ T239] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 278.864050][ T239] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 278.864052][ T239] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 278.864054][ T239] kthread (kernel/kthread.c:436) [ 278.864056][ T239] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 278.864057][ T239] ? kthread_affine_preferred (kernel/kthread.c:857) [ 278.864059][ T239] ret_from_fork (arch/x86/kernel/process.c:158) [ 278.864062][ T239] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 278.864064][ T239] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 278.864067][ T239] ? kthread_affine_preferred (kernel/kthread.c:857) [ 278.864069][ T239] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 295.591113][ T2544] softirqs last disabled at (0): 0x0 | [ 295.591114][ T2544] Preemption disabled at: | [ 295.591115][ T2544] vprintk_emit (kernel/printk/printk.c:2471) | [ 295.591127][ T2544] Tainted: [W]=WARN [ 295.591127][ T2544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 295.591129][ T2544] Call Trace: [ 295.591130][ T2544] [ 295.591132][ T2544] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 295.591137][ T2544] ? vprintk_emit (kernel/printk/printk.c:2471) [ 295.591139][ T2544] __might_resched.cold (kernel/sched/core.c:9234) [ 295.591143][ T2544] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 295.591146][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591150][ 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)) [ 295.591154][ T2544] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 295.591157][ T2544] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 295.591161][ 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) [ 295.591163][ T2544] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 295.591164][ T2544] put_chars (drivers/char/virtio_console.c:1176) [ 295.591166][ T2544] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 295.591168][ T2544] ? __send_to_port (drivers/char/virtio_console.c:654) [ 295.591171][ T2544] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 295.591173][ T2544] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 295.591177][ T2544] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 295.591178][ 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) [ 295.591180][ T2544] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 295.591181][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591183][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591185][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.591187][ T2544] console_emit_next_record (kernel/printk/printk.c:3183) [ 295.591190][ T2544] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 295.591192][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591194][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591195][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591197][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.591199][ T2544] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 295.591201][ T2544] console_flush_one_record (kernel/printk/printk.c:3268) [ 295.591203][ T2544] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 295.591206][ T2544] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 295.591208][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.591210][ T2544] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 295.591211][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591213][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.591215][ T2544] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 295.591216][ T2544] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 295.591218][ T2544] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 295.591221][ T2544] ? vprintk_emit (kernel/printk/printk.c:2478) [ 295.591223][ T2544] vprintk_emit (kernel/printk/printk.c:2479) [ 295.591225][ T2544] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 295.591227][ T2544] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 295.591231][ T2544] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 295.591234][ T2544] _printk (kernel/printk/printk.c:2504) [ 295.591237][ T2544] ? snapshot_read.cold (user.c:?) [ 295.591239][ T2544] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 295.591243][ 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)) [ 295.591245][ T2544] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 295.591247][ T2544] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 295.591249][ T2544] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 295.591251][ T2544] ? netdev_notice (net/core/dev.c:13194) [ 295.591252][ T2544] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 295.591256][ T2544] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 295.591259][ T2544] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 295.591262][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591264][ T2544] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 295.591267][ 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) [ 295.591270][ T2544] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 295.591273][ T2544] __dev_change_flags (net/core/dev.c:9821) [ 295.591277][ T2544] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 295.591279][ T2544] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 295.591281][ T2544] ? __kernel_text_address (kernel/extable.c:79) [ 295.591282][ T2544] ? write_profile (profile.c:?) [ 295.591284][ T2544] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 295.591287][ T2544] netif_change_flags (net/core/dev.c:9877) [ 295.591289][ T2544] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 295.591294][ T2544] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 295.591295][ T2544] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 295.591297][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591299][ T2544] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 295.591302][ T2544] ? kasan_save_stack (mm/kasan/common.c:58) [ 295.591305][ T2544] ? kasan_save_stack (mm/kasan/common.c:57) [ 295.591307][ T2544] ? kasan_save_track (mm/kasan/common.c:78) [ 295.591308][ T2544] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 295.591310][ T2544] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 295.591311][ T2544] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 295.591313][ T2544] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 295.591314][ T2544] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 295.591315][ T2544] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 295.591317][ T2544] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 295.591318][ T2544] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 295.591320][ T2544] ? ___sys_sendmsg (net/socket.c:2767) [ 295.591321][ T2544] ? __sys_sendmsg (net/socket.c:2799) [ 295.591323][ T2544] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 295.591325][ T2544] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 295.591328][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591329][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.591331][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591333][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591334][ T2544] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 295.591337][ 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) [ 295.591338][ T2544] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 295.591340][ T2544] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 295.591341][ T2544] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 295.591344][ T2544] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 295.591346][ T2544] rtnl_newlink (net/core/rtnetlink.c:4215) [ 295.591348][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591350][ T2544] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 295.591351][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.591353][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591355][ T2544] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 295.591358][ T2544] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 295.591360][ T2544] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 295.591361][ T2544] ? __kernel_text_address (kernel/extable.c:79) [ 295.591362][ T2544] ? write_profile (profile.c:?) [ 295.591364][ T2544] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 295.591365][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591367][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591369][ T2544] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 295.591372][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.591374][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591376][ T2544] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 295.591377][ T2544] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 295.591379][ T2544] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 295.591380][ T2544] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 295.591382][ T2544] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 295.591384][ T2544] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 295.591386][ T2544] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 295.591387][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.591389][ T2544] ? netlink_ack (./include/linux/skbuff.h:2718) [ 295.591390][ T2544] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 295.591393][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591395][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.591397][ T2544] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 295.591399][ T2544] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 295.591400][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591402][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591404][ T2544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 295.591406][ T2544] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 295.591408][ T2544] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 295.591410][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591412][ T2544] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 295.591414][ T2544] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 295.591415][ T2544] ? copy_msghdr_from_user (net/socket.c:2650) [ 295.591417][ T2544] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 295.591419][ T2544] ? move_addr_to_kernel (net/socket.c:258) [ 295.591420][ T2544] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 295.591423][ T2544] ___sys_sendmsg (net/socket.c:2767) [ 295.591425][ T2544] ? copy_msghdr_from_user (net/socket.c:2619) [ 295.591430][ T2544] __sys_sendmsg (net/socket.c:2799) [ 295.591432][ T2544] ? __sys_sendmsg_sock (net/socket.c:2780) [ 295.591435][ T2544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 295.591437][ T2544] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 295.591438][ T2544] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 295.591441][ T2544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 295.591442][ T2544] RIP: 0033:0x7f24a644a54e [ 295.591444][ 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 [ 295.591446][ T2544] RSP: 002b:00007fff85b86b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 295.591450][ T2544] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f24a644a54e [ 295.591451][ T2544] RDX: 0000000000000000 RSI: 00007fff85b86bf0 RDI: 0000000000000005 [ 295.591452][ T2544] RBP: 00007fff85b86b50 R08: 0000000000000000 R09: 0000000000000000 [ 295.591453][ T2544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d586 [ 295.591454][ T2544] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff85b872b0 | [ 300.871160][ T2559] softirqs last disabled at (0): 0x0 | [ 300.871162][ T2559] Preemption disabled at: | [ 300.871163][ T2559] vprintk_emit (kernel/printk/printk.c:2471) | [ 300.871174][ T2559] Tainted: [W]=WARN [ 300.871175][ T2559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 300.871177][ T2559] Call Trace: [ 300.871178][ T2559] [ 300.871179][ T2559] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 300.871185][ T2559] ? vprintk_emit (kernel/printk/printk.c:2471) [ 300.871187][ T2559] __might_resched.cold (kernel/sched/core.c:9234) [ 300.871191][ T2559] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 300.871195][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871199][ 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)) [ 300.871203][ T2559] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.871205][ T2559] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.871209][ 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) [ 300.871211][ T2559] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.871213][ T2559] put_chars (drivers/char/virtio_console.c:1176) [ 300.871215][ T2559] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 300.871217][ T2559] ? __send_to_port (drivers/char/virtio_console.c:654) [ 300.871219][ T2559] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 300.871221][ T2559] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 300.871225][ T2559] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 300.871226][ 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) [ 300.871228][ T2559] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.871229][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871231][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871233][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.871235][ T2559] console_emit_next_record (kernel/printk/printk.c:3183) [ 300.871238][ T2559] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 300.871240][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871242][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871244][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871245][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.871247][ T2559] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 300.871249][ T2559] console_flush_one_record (kernel/printk/printk.c:3268) [ 300.871252][ T2559] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 300.871255][ T2559] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 300.871257][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.871258][ T2559] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 300.871260][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871262][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.871263][ T2559] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 300.871265][ T2559] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 300.871267][ T2559] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 300.871269][ T2559] ? vprintk_emit (kernel/printk/printk.c:2478) [ 300.871271][ T2559] vprintk_emit (kernel/printk/printk.c:2479) [ 300.871274][ T2559] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 300.871276][ T2559] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 300.871280][ T2559] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 300.871282][ T2559] _printk (kernel/printk/printk.c:2504) [ 300.871286][ T2559] ? snapshot_read.cold (user.c:?) [ 300.871288][ T2559] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 300.871292][ 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)) [ 300.871294][ T2559] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 300.871296][ T2559] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 300.871298][ T2559] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 300.871300][ T2559] ? netdev_notice (net/core/dev.c:13194) [ 300.871302][ T2559] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.871305][ T2559] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 300.871308][ T2559] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 300.871312][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871314][ T2559] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 300.871316][ 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) [ 300.871319][ T2559] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 300.871322][ T2559] __dev_change_flags (net/core/dev.c:9821) [ 300.871326][ T2559] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 300.871328][ T2559] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 300.871330][ T2559] ? __kernel_text_address (kernel/extable.c:79) [ 300.871331][ T2559] ? write_profile (profile.c:?) [ 300.871333][ T2559] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 300.871336][ T2559] netif_change_flags (net/core/dev.c:9877) [ 300.871338][ T2559] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 300.871342][ T2559] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 300.871344][ T2559] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 300.871345][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871347][ T2559] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 300.871351][ T2559] ? kasan_save_stack (mm/kasan/common.c:58) [ 300.871353][ T2559] ? kasan_save_stack (mm/kasan/common.c:57) [ 300.871355][ T2559] ? kasan_save_track (mm/kasan/common.c:78) [ 300.871357][ T2559] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 300.871358][ T2559] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 300.871360][ T2559] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 300.871361][ T2559] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 300.871362][ T2559] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 300.871364][ T2559] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.871365][ T2559] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.871367][ T2559] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 300.871368][ T2559] ? ___sys_sendmsg (net/socket.c:2767) [ 300.871370][ T2559] ? __sys_sendmsg (net/socket.c:2799) [ 300.871371][ T2559] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 300.871374][ T2559] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 300.871376][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871378][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.871380][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871381][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871383][ T2559] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 300.871386][ 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) [ 300.871387][ T2559] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 300.871389][ T2559] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 300.871391][ T2559] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 300.871393][ T2559] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 300.871395][ T2559] rtnl_newlink (net/core/rtnetlink.c:4215) [ 300.871397][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871399][ T2559] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 300.871400][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.871402][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871404][ T2559] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 300.871408][ T2559] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 300.871409][ T2559] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 300.871411][ T2559] ? __kernel_text_address (kernel/extable.c:79) [ 300.871412][ T2559] ? write_profile (profile.c:?) [ 300.871414][ T2559] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 300.871415][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871417][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871419][ T2559] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 300.871422][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.871424][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871426][ T2559] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 300.871427][ T2559] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 300.871429][ T2559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 300.871430][ T2559] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 300.871432][ T2559] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 300.871435][ T2559] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 300.871436][ T2559] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 300.871438][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.871439][ T2559] ? netlink_ack (./include/linux/skbuff.h:2718) [ 300.871441][ T2559] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 300.871443][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871445][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.871447][ T2559] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.871449][ T2559] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 300.871451][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871453][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871455][ T2559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.871456][ T2559] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.871458][ T2559] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 300.871460][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871463][ T2559] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.871466][ T2559] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 300.871469][ T2559] ? copy_msghdr_from_user (net/socket.c:2650) [ 300.871471][ T2559] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 300.871474][ T2559] ? move_addr_to_kernel (net/socket.c:258) [ 300.871476][ T2559] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 300.871480][ T2559] ___sys_sendmsg (net/socket.c:2767) [ 300.871483][ T2559] ? copy_msghdr_from_user (net/socket.c:2619) [ 300.871493][ T2559] __sys_sendmsg (net/socket.c:2799) [ 300.871496][ T2559] ? __sys_sendmsg_sock (net/socket.c:2780) [ 300.871500][ T2559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.871504][ T2559] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 300.871506][ T2559] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 300.871510][ T2559] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 300.871512][ T2559] RIP: 0033:0x7f4ec242554e [ 300.871515][ 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 [ 300.871519][ T2559] RSP: 002b:00007fff0c4e0050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 300.871524][ T2559] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4ec242554e [ 300.871526][ T2559] RDX: 0000000000000000 RSI: 00007fff0c4e0100 RDI: 0000000000000005 [ 300.871528][ T2559] RBP: 00007fff0c4e0060 R08: 0000000000000000 R09: 0000000000000000 [ 300.871530][ T2559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d58b [ 300.871531][ T2559] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0c4e07c0 | [ 303.253613][ T2586] softirqs last disabled at (0): 0x0 | [ 303.253615][ T2586] Preemption disabled at: | [ 303.253616][ T2586] vprintk_emit (kernel/printk/printk.c:2471) | [ 303.253627][ T2586] Tainted: [W]=WARN [ 303.253628][ T2586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 303.253630][ T2586] Call Trace: [ 303.253631][ T2586] [ 303.253632][ T2586] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 303.253638][ T2586] ? vprintk_emit (kernel/printk/printk.c:2471) [ 303.253641][ T2586] __might_resched.cold (kernel/sched/core.c:9234) [ 303.253644][ T2586] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 303.253646][ T2586] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 303.253649][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253653][ 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)) [ 303.253657][ T2586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 303.253660][ T2586] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 303.253664][ 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) [ 303.253665][ T2586] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 303.253667][ T2586] put_chars (drivers/char/virtio_console.c:1176) [ 303.253669][ T2586] ? __send_to_port (drivers/char/virtio_console.c:654) [ 303.253671][ T2586] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 303.253674][ T2586] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 303.253677][ T2586] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 303.253678][ T2586] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 303.253682][ T2586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 303.253683][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253685][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253688][ T2586] console_emit_next_record (kernel/printk/printk.c:3183) [ 303.253690][ T2586] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 303.253692][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253694][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253696][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253698][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.253700][ T2586] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 303.253702][ T2586] console_flush_one_record (kernel/printk/printk.c:3268) [ 303.253704][ T2586] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 303.253707][ T2586] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 303.253709][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.253710][ T2586] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 303.253712][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253714][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 303.253715][ T2586] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 303.253717][ T2586] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 303.253719][ T2586] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 303.253721][ T2586] ? vprintk_emit (kernel/printk/printk.c:2478) [ 303.253723][ T2586] vprintk_emit (kernel/printk/printk.c:2479) [ 303.253726][ T2586] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 303.253728][ T2586] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 303.253731][ T2586] _printk (kernel/printk/printk.c:2504) [ 303.253734][ T2586] ? snapshot_read.cold (user.c:?) [ 303.253736][ T2586] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 303.253740][ 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)) [ 303.253741][ T2586] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 303.253744][ T2586] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 303.253746][ T2586] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 303.253748][ T2586] ? netdev_notice (net/core/dev.c:13194) [ 303.253749][ T2586] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 303.253753][ T2586] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 303.253754][ T2586] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 303.253757][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253759][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253761][ 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) [ 303.253765][ T2586] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 303.253767][ T2586] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 303.253770][ T2586] __dev_change_flags (net/core/dev.c:9834) [ 303.253773][ T2586] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 303.253775][ T2586] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 303.253777][ T2586] ? __kernel_text_address (kernel/extable.c:79) [ 303.253779][ T2586] ? write_profile (profile.c:?) [ 303.253781][ T2586] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 303.253784][ T2586] netif_change_flags (net/core/dev.c:9877) [ 303.253786][ T2586] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 303.253790][ T2586] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 303.253791][ T2586] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 303.253793][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253795][ T2586] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 303.253799][ T2586] ? kasan_save_stack (mm/kasan/common.c:58) [ 303.253801][ T2586] ? kasan_save_stack (mm/kasan/common.c:57) [ 303.253803][ T2586] ? kasan_save_track (mm/kasan/common.c:78) [ 303.253805][ T2586] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 303.253806][ T2586] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 303.253808][ T2586] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 303.253809][ T2586] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 303.253810][ T2586] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 303.253811][ T2586] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 303.253813][ T2586] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 303.253814][ T2586] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 303.253817][ T2586] ? ___sys_sendmsg (net/socket.c:2767) [ 303.253818][ T2586] ? __sys_sendmsg (net/socket.c:2799) [ 303.253820][ T2586] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 303.253822][ T2586] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 303.253825][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253827][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.253828][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253830][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253832][ T2586] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 303.253834][ 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) [ 303.253836][ T2586] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 303.253837][ T2586] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 303.253839][ T2586] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 303.253841][ T2586] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 303.253843][ T2586] rtnl_newlink (net/core/rtnetlink.c:4215) [ 303.253846][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253847][ T2586] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 303.253849][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.253850][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253853][ T2586] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 303.253856][ T2586] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 303.253858][ T2586] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 303.253859][ T2586] ? __kernel_text_address (kernel/extable.c:79) [ 303.253861][ T2586] ? write_profile (profile.c:?) [ 303.253862][ T2586] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 303.253863][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253865][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253867][ T2586] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 303.253870][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.253872][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253874][ T2586] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 303.253875][ T2586] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 303.253877][ T2586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 303.253878][ T2586] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 303.253880][ T2586] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 303.253882][ T2586] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 303.253884][ T2586] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 303.253886][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 303.253887][ T2586] ? netlink_ack (./include/linux/skbuff.h:2718) [ 303.253889][ T2586] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 303.253891][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253893][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 303.253895][ T2586] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 303.253897][ T2586] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 303.253899][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253901][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253903][ T2586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 303.253905][ T2586] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 303.253907][ T2586] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 303.253909][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253911][ T2586] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 303.253913][ T2586] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 303.253914][ T2586] ? copy_msghdr_from_user (net/socket.c:2650) [ 303.253916][ T2586] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 303.253918][ T2586] ? move_addr_to_kernel (net/socket.c:258) [ 303.253919][ T2586] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 303.253922][ T2586] ___sys_sendmsg (net/socket.c:2767) [ 303.253924][ T2586] ? copy_msghdr_from_user (net/socket.c:2619) [ 303.253932][ T2586] __sys_sendmsg (net/socket.c:2799) [ 303.253934][ T2586] ? __sys_sendmsg_sock (net/socket.c:2780) [ 303.253937][ T2586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 303.253939][ T2586] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 303.253941][ T2586] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 303.253943][ T2586] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 303.253945][ T2586] RIP: 0033:0x7fc22f5c654e [ 303.253947][ 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 [ 303.253949][ T2586] RSP: 002b:00007ffe1845d410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 303.253953][ T2586] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc22f5c654e [ 303.253954][ T2586] RDX: 0000000000000000 RSI: 00007ffe1845d4c0 RDI: 0000000000000005 [ 303.253955][ T2586] RBP: 00007ffe1845d420 R08: 0000000000000000 R09: 0000000000000000 [ 303.253956][ T2586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d58d [ 303.253957][ T2586] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1845db80 | [ 308.530772][ T2601] softirqs last disabled at (0): 0x0 | [ 308.530774][ T2601] Preemption disabled at: | [ 308.530775][ T2601] vprintk_emit (kernel/printk/printk.c:2471) | [ 308.530786][ T2601] Tainted: [W]=WARN [ 308.530787][ T2601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 308.530789][ T2601] Call Trace: [ 308.530791][ T2601] [ 308.530792][ T2601] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 308.530797][ T2601] ? vprintk_emit (kernel/printk/printk.c:2471) [ 308.530799][ T2601] __might_resched.cold (kernel/sched/core.c:9234) [ 308.530803][ T2601] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 308.530805][ T2601] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 308.530808][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530812][ 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)) [ 308.530816][ T2601] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.530819][ T2601] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.530823][ 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) [ 308.530825][ T2601] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.530827][ T2601] put_chars (drivers/char/virtio_console.c:1176) [ 308.530829][ T2601] ? __send_to_port (drivers/char/virtio_console.c:654) [ 308.530831][ T2601] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 308.530833][ T2601] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 308.530836][ T2601] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 308.530838][ T2601] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 308.530841][ T2601] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.530843][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530844][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530847][ T2601] console_emit_next_record (kernel/printk/printk.c:3183) [ 308.530850][ T2601] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 308.530852][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530854][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530855][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530857][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.530859][ T2601] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 308.530861][ T2601] console_flush_one_record (kernel/printk/printk.c:3268) [ 308.530864][ T2601] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 308.530866][ T2601] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 308.530868][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.530870][ T2601] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 308.530872][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530873][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.530875][ T2601] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 308.530876][ T2601] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 308.530879][ T2601] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 308.530881][ T2601] ? vprintk_emit (kernel/printk/printk.c:2478) [ 308.530883][ T2601] vprintk_emit (kernel/printk/printk.c:2479) [ 308.530886][ T2601] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 308.530888][ T2601] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 308.530891][ T2601] _printk (kernel/printk/printk.c:2504) [ 308.530894][ T2601] ? snapshot_read.cold (user.c:?) [ 308.530896][ T2601] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 308.530900][ 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)) [ 308.530902][ T2601] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 308.530904][ T2601] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 308.530906][ T2601] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 308.530908][ T2601] ? netdev_notice (net/core/dev.c:13194) [ 308.530910][ T2601] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 308.530913][ T2601] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 308.530915][ T2601] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 308.530918][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530920][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530922][ 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) [ 308.530928][ T2601] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 308.530931][ T2601] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 308.530934][ T2601] __dev_change_flags (net/core/dev.c:9834) [ 308.530938][ T2601] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 308.530940][ T2601] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 308.530942][ T2601] ? __kernel_text_address (kernel/extable.c:79) [ 308.530943][ T2601] ? write_profile (profile.c:?) [ 308.530946][ T2601] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 308.530948][ T2601] netif_change_flags (net/core/dev.c:9877) [ 308.530951][ T2601] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 308.530955][ T2601] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 308.530956][ T2601] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 308.530958][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530959][ T2601] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 308.530963][ T2601] ? kasan_save_stack (mm/kasan/common.c:58) [ 308.530966][ T2601] ? kasan_save_stack (mm/kasan/common.c:57) [ 308.530968][ T2601] ? kasan_save_track (mm/kasan/common.c:78) [ 308.530969][ T2601] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 308.530971][ T2601] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 308.530973][ T2601] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 308.530974][ T2601] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 308.530975][ T2601] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 308.530977][ T2601] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 308.530978][ T2601] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 308.530979][ T2601] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 308.530982][ T2601] ? ___sys_sendmsg (net/socket.c:2767) [ 308.530984][ T2601] ? __sys_sendmsg (net/socket.c:2799) [ 308.530985][ T2601] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 308.530987][ T2601] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 308.530990][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530992][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.530993][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530995][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.530997][ T2601] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 308.530999][ 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) [ 308.531002][ T2601] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 308.531003][ T2601] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 308.531005][ T2601] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 308.531007][ T2601] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 308.531010][ T2601] rtnl_newlink (net/core/rtnetlink.c:4215) [ 308.531012][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531014][ T2601] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 308.531015][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.531017][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531019][ T2601] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 308.531022][ T2601] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 308.531024][ T2601] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 308.531026][ T2601] ? __kernel_text_address (kernel/extable.c:79) [ 308.531027][ T2601] ? write_profile (profile.c:?) [ 308.531028][ T2601] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 308.531030][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531032][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531033][ T2601] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 308.531037][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.531039][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531041][ T2601] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 308.531042][ T2601] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 308.531044][ T2601] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 308.531045][ T2601] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 308.531047][ T2601] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 308.531049][ T2601] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 308.531051][ T2601] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 308.531052][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.531054][ T2601] ? netlink_ack (./include/linux/skbuff.h:2718) [ 308.531055][ T2601] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 308.531058][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531060][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.531062][ T2601] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 308.531064][ T2601] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 308.531066][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531068][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531069][ T2601] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.531071][ T2601] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 308.531074][ T2601] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 308.531076][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531077][ T2601] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.531079][ T2601] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 308.531081][ T2601] ? copy_msghdr_from_user (net/socket.c:2650) [ 308.531083][ T2601] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 308.531085][ T2601] ? move_addr_to_kernel (net/socket.c:258) [ 308.531086][ T2601] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 308.531089][ T2601] ___sys_sendmsg (net/socket.c:2767) [ 308.531091][ T2601] ? copy_msghdr_from_user (net/socket.c:2619) [ 308.531096][ T2601] __sys_sendmsg (net/socket.c:2799) [ 308.531098][ T2601] ? __sys_sendmsg_sock (net/socket.c:2780) [ 308.531101][ T2601] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.531103][ T2601] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 308.531105][ T2601] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 308.531107][ T2601] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 308.531109][ T2601] RIP: 0033:0x7fd5ee1de54e [ 308.531111][ 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 [ 308.531113][ T2601] RSP: 002b:00007ffc9298bfa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 308.531117][ T2601] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd5ee1de54e [ 308.531118][ T2601] RDX: 0000000000000000 RSI: 00007ffc9298c050 RDI: 0000000000000005 [ 308.531119][ T2601] RBP: 00007ffc9298bfb0 R08: 0000000000000000 R09: 0000000000000000 [ 308.531120][ T2601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d592 [ 308.531121][ T2601] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9298c710 | [ 311.788050][ T57] softirqs last disabled at (19237): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 311.788053][ T57] Preemption disabled at: | [ 311.788053][ T57] vprintk_emit (kernel/printk/printk.c:2471) | [ 311.788064][ T57] Tainted: [W]=WARN [ 311.788065][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 311.788067][ T57] Workqueue: events netdev_work_proc [ 311.788073][ T57] Call Trace: [ 311.788075][ T57] [ 311.788076][ T57] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 311.788081][ T57] ? vprintk_emit (kernel/printk/printk.c:2471) [ 311.788084][ T57] __might_resched.cold (kernel/sched/core.c:9234) [ 311.788088][ T57] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 311.788091][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788095][ T57] __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)) [ 311.788099][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.788101][ T57] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.788105][ T57] ? 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) [ 311.788107][ T57] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 311.788109][ T57] put_chars (drivers/char/virtio_console.c:1176) [ 311.788111][ T57] ? __send_to_port (drivers/char/virtio_console.c:654) [ 311.788113][ T57] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 311.788116][ T57] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 311.788119][ T57] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 311.788120][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788122][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788124][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.788126][ T57] console_emit_next_record (kernel/printk/printk.c:3183) [ 311.788129][ T57] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 311.788131][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788133][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788134][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788136][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.788138][ T57] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 311.788140][ T57] console_flush_one_record (kernel/printk/printk.c:3268) [ 311.788143][ T57] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 311.788146][ T57] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 311.788147][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.788149][ T57] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 311.788151][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788153][ T57] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 311.788155][ T57] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 311.788156][ T57] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 311.788158][ T57] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 311.788167][ T57] ? vprintk_emit (kernel/printk/printk.c:2478) [ 311.788169][ T57] vprintk_emit (kernel/printk/printk.c:2479) [ 311.788172][ T57] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 311.788174][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788176][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.788178][ T57] _printk (kernel/printk/printk.c:2504) [ 311.788181][ T57] ? snapshot_read.cold (user.c:?) [ 311.788184][ T57] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 311.788186][ T57] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 311.788188][ T57] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 311.788191][ T57] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 311.788193][ T57] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 311.788195][ T57] ? netdev_notice (net/core/dev.c:13194) [ 311.788196][ T57] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 311.788198][ T57] ? 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) [ 311.788200][ T57] ? 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) [ 311.788204][ T57] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 311.788207][ T57] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 311.788209][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.788213][ T57] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 311.788214][ T57] ? 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) [ 311.788216][ T57] ? ref_tracker_free (lib/ref_tracker.c:339) [ 311.788220][ T57] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 311.788221][ T57] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 311.788223][ T57] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 311.788224][ T57] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 311.788226][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788228][ T57] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 311.788231][ T57] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 311.788233][ T57] ? netdev_work_sched (net/core/netdev_work.c:82) [ 311.788235][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788237][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 311.788238][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 311.788240][ T57] process_one_work (kernel/workqueue.c:3387) [ 311.788245][ T57] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 311.788247][ T57] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 311.788249][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 311.788251][ T57] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 311.788254][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 311.788255][ T57] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 311.788257][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 311.788259][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 311.788261][ T57] kthread (kernel/kthread.c:436) [ 311.788263][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 311.788264][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 311.788266][ T57] ret_from_fork (arch/x86/kernel/process.c:158) [ 311.788269][ T57] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 311.788271][ T57] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 311.788274][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock do_softirq:netif_rx_mode_run:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:vprintk_emit: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 netif_rx_mode_run:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print dev_uc_add:dev_uc_add:dump_stack_lvl:__kmalloc_noprof:put_chars netdev_work_proc:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars