====================================== | [ 9.228791][ T193] softirqs last disabled at (62055): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.228794][ T193] Preemption disabled at: | [ 9.228794][ T193] 0x0 | [ 9.228805][ T193] Tainted: [W]=WARN [ 9.228806][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.228807][ T193] Call Trace: [ 9.228809][ T193] [ 9.228810][ T193] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.228817][ T193] __might_resched.cold (kernel/sched/core.c:9234) [ 9.228822][ T193] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.228826][ 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) [ 9.228831][ 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)) [ 9.228833][ T193] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.228839][ 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) [ 9.228842][ T193] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.228845][ T193] put_chars (drivers/char/virtio_console.c:1176) [ 9.228847][ T193] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.228849][ T193] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.228854][ T193] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.228858][ T193] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.228865][ T193] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.228867][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.228869][ T193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.228873][ T193] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.228877][ T193] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.228879][ 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)) [ 9.228882][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.228884][ T193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.228888][ T193] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.228892][ T193] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.228894][ T193] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.228899][ T193] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.228901][ T193] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.228903][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.228906][ T193] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.228909][ T193] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.228911][ T193] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.228914][ T193] vprintk_emit (kernel/printk/printk.c:2479) [ 9.228918][ T193] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.228921][ T193] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.228925][ T193] _printk (kernel/printk/printk.c:2504) [ 9.228928][ T193] ? snapshot_read.cold (user.c:?) [ 9.228931][ 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) [ 9.228934][ T193] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.228937][ 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) [ 9.228940][ T193] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.228944][ T193] ? exit_notify (kernel/exit.c:780) [ 9.228946][ T193] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.228948][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.228952][ T193] do_group_exit (kernel/exit.c:1151) [ 9.228955][ T193] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.228957][ T193] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.228959][ T193] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.228962][ T193] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.228965][ T193] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.228967][ T193] RIP: 0033:0x7ff39171f1b8 [ 9.228969][ T193] Code: Unable to access opcode bytes at 0x7ff39171f18e. Code starting with the faulting instruction =========================================== [ 9.228971][ T193] RSP: 002b:00007ffc72ffa608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.228973][ T193] RAX: ffffffffffffffda RBX: 00007ff39184ff88 RCX: 00007ff39171f1b8 [ 9.228974][ T193] RDX: 00007ff391469fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.228975][ T193] RBP: 00007ffc72ffa660 R08: 0000000000000000 R09: 0000000000008010 [ 9.228976][ T193] R10: 00007ffc72ffa420 R11: 0000000000000246 R12: 0000000000000001 [ 9.228977][ T193] R13: 0000000000000000 R14: 00007ff39184e680 R15: 00007ff39184ffa0 | [ 14.875844][ T236] softirqs last disabled at (21918): dev_uc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:819 (discriminator 2)) | [ 14.875847][ T236] Preemption disabled at: | [ 14.875847][ 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)) | [ 14.875856][ T236] Tainted: [W]=WARN [ 14.875857][ T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.875858][ T236] Call Trace: [ 14.875860][ T236] [ 14.875861][ T236] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.875868][ 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)) [ 14.875869][ T236] __might_resched.cold (kernel/sched/core.c:9234) [ 14.875874][ T236] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.875879][ 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) [ 14.875884][ 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)) [ 14.875886][ T236] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.875892][ 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) [ 14.875894][ T236] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.875898][ T236] put_chars (drivers/char/virtio_console.c:1176) [ 14.875901][ T236] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.875905][ T236] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 14.875909][ T236] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.875912][ T236] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.875914][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.875915][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.875919][ T236] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.875921][ T236] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.875925][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.875929][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.875933][ T236] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.875936][ T236] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.875938][ 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)) [ 14.875942][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.875944][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.875948][ T236] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.875952][ T236] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.875954][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.875959][ T236] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.875962][ T236] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.875964][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.875967][ T236] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.875970][ T236] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.875972][ T236] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.875976][ T236] vprintk_emit (kernel/printk/printk.c:2479) [ 14.875979][ T236] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.875981][ T236] ? ___sys_sendmsg (net/socket.c:2767) [ 14.875984][ T236] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.875987][ T236] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.875992][ T236] _printk (kernel/printk/printk.c:2504) [ 14.875996][ T236] ? snapshot_read.cold (user.c:?) [ 14.876001][ T236] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 14.876007][ T236] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 14.876011][ T236] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 14.876013][ T236] ? netdev_notice (net/core/dev.c:13194) [ 14.876015][ T236] ? kasan_save_track (mm/kasan/common.c:78) [ 14.876020][ T236] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 14.876022][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.876024][ 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)) [ 14.876027][ 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) [ 14.876031][ T236] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 14.876036][ T236] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 14.876038][ T236] dev_uc_add (net/core/dev_addr_lists.c:823) [ 14.876041][ T236] macvlan_open (drivers/net/macvlan.c:665) macvlan [ 14.876048][ T236] __dev_open (net/core/dev.c:1724) [ 14.876051][ T236] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 14.876054][ T236] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 14.876058][ T236] __dev_change_flags (net/core/dev.c:9812) [ 14.876061][ T236] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 14.876064][ T236] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.876067][ T236] ? __kernel_text_address (kernel/extable.c:79) [ 14.876068][ T236] ? write_profile (profile.c:?) [ 14.876070][ T236] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 14.876075][ T236] netif_change_flags (net/core/dev.c:9877) [ 14.876079][ T236] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 14.876083][ T236] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.876085][ T236] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.876086][ T236] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.876089][ T236] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.876092][ T236] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.876100][ T236] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.876102][ T236] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.876105][ T236] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.876106][ T236] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.876108][ T236] ? kasan_save_track (mm/kasan/common.c:78) [ 14.876111][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.876113][ T236] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 14.876116][ T236] ? ___sys_sendmsg (net/socket.c:2757) [ 14.876119][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.876121][ T236] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.876124][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.876126][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.876128][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.876130][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.876132][ T236] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.876135][ 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) [ 14.876137][ T236] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.876140][ T236] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.876143][ T236] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.876148][ T236] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.876154][ T236] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.876159][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.876161][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.876166][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.876168][ T236] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.876170][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.876171][ T236] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.876175][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.876177][ T236] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.876180][ T236] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.876182][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.876186][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.876188][ T236] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.876192][ T236] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.876194][ T236] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.876197][ T236] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.876203][ 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)) [ 14.876205][ 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)) [ 14.876209][ T236] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.876213][ T236] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.876216][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.876220][ T236] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.876224][ T236] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.876228][ T236] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.876233][ T236] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.876236][ T236] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.876238][ T236] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.876240][ T236] ? move_addr_to_kernel (net/socket.c:258) [ 14.876247][ T236] ___sys_sendmsg (net/socket.c:2767) [ 14.876250][ T236] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.876266][ T236] __sys_sendmsg (net/socket.c:2799) [ 14.876269][ T236] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.876275][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.876279][ T236] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.876281][ T236] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.876284][ T236] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.876286][ T236] RIP: 0033:0x7ff57746954e [ 14.876289][ 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 [ 14.876291][ T236] RSP: 002b:00007ffc95ac5910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.876294][ T236] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff57746954e [ 14.876295][ T236] RDX: 0000000000000000 RSI: 00007ffc95ac59c0 RDI: 0000000000000005 [ 14.876296][ T236] RBP: 00007ffc95ac5920 R08: 0000000000000000 R09: 0000000000000000 [ 14.876297][ T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910834 [ 14.876298][ T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc95ac6080 | [ 40.553130][ T363] softirqs last disabled at (12156): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 40.553132][ T363] Preemption disabled at: | [ 40.553133][ T363] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.553142][ T363] Tainted: [W]=WARN [ 40.553143][ T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.553145][ T363] Call Trace: [ 40.553147][ T363] [ 40.553148][ T363] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.553154][ T363] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.553156][ T363] __might_resched.cold (kernel/sched/core.c:9234) [ 40.553160][ T363] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.553164][ T363] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.553175][ T363] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 40.553177][ T363] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.553182][ T363] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.553185][ T363] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.553188][ T363] put_chars (drivers/char/virtio_console.c:1176) [ 40.553191][ T363] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.553194][ T363] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 40.553199][ T363] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.553201][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553206][ T363] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.553208][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.553215][ T363] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.553218][ T363] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.553220][ T363] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 40.553223][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.553225][ T363] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.553229][ T363] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.553233][ T363] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.553235][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553240][ T363] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.553242][ T363] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.553244][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.553246][ T363] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.553250][ T363] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.553252][ T363] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.553255][ T363] vprintk_emit (kernel/printk/printk.c:2479) [ 40.553258][ T363] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.553261][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553263][ T363] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 40.553267][ T363] _printk (kernel/printk/printk.c:2504) [ 40.553270][ T363] ? snapshot_read.cold (user.c:?) [ 40.553272][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553274][ T363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.553277][ T363] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.553279][ T363] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.553283][ T363] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.553286][ T363] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.553288][ T363] ? netdev_notice (net/core/dev.c:13194) [ 40.553291][ T363] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 40.553294][ T363] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.553295][ T363] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.553299][ T363] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.553302][ T363] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 40.553306][ T363] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 40.553309][ T363] __dev_change_flags (net/core/dev.c:9834) [ 40.553312][ T363] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 40.553314][ T363] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.553317][ T363] ? __kernel_text_address (kernel/extable.c:79) [ 40.553318][ T363] ? write_profile (profile.c:?) [ 40.553321][ T363] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.553325][ T363] netif_change_flags (net/core/dev.c:9877) [ 40.553329][ T363] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 40.553333][ T363] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 40.553335][ T363] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 40.553336][ T363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 40.553338][ T363] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.553342][ T363] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 40.553344][ T363] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.553346][ T363] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.553348][ T363] ? kasan_save_stack (mm/kasan/common.c:58) [ 40.553351][ T363] ? kasan_save_stack (mm/kasan/common.c:57) [ 40.553353][ T363] ? kasan_save_track (mm/kasan/common.c:78) [ 40.553356][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553357][ T363] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 40.553360][ T363] ? ___sys_sendmsg (net/socket.c:2757) [ 40.553365][ T363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.553367][ T363] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.553369][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.553372][ T363] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.553373][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.553375][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.553377][ T363] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 40.553380][ T363] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 40.553383][ T363] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.553385][ T363] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.553388][ T363] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 40.553393][ T363] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 40.553398][ T363] rtnl_newlink (net/core/rtnetlink.c:4215) [ 40.553403][ T363] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.553405][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553410][ T363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.553411][ T363] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.553413][ T363] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.553415][ T363] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.553419][ T363] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.553421][ T363] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.553424][ T363] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.553425][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553429][ T363] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.553431][ T363] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.553434][ T363] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.553436][ T363] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.553439][ T363] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.553445][ T363] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.553446][ T363] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.553450][ T363] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.553454][ T363] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.553457][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.553461][ T363] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.553464][ T363] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.553468][ T363] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 40.553473][ T363] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 40.553476][ T363] ? copy_msghdr_from_user (net/socket.c:2650) [ 40.553478][ T363] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 40.553479][ T363] ? move_addr_to_kernel (net/socket.c:258) [ 40.553487][ T363] ___sys_sendmsg (net/socket.c:2767) [ 40.553489][ T363] ? copy_msghdr_from_user (net/socket.c:2619) [ 40.553504][ T363] __sys_sendmsg (net/socket.c:2799) [ 40.553507][ T363] ? __sys_sendmsg_sock (net/socket.c:2780) [ 40.553513][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.553517][ T363] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.553519][ T363] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.553522][ T363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.553524][ T363] RIP: 0033:0x7f668cc5154e [ 40.553528][ T363] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.553530][ T363] RSP: 002b:00007ffcc7ff54e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.553533][ T363] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f668cc5154e [ 40.553534][ T363] RDX: 0000000000000000 RSI: 00007ffcc7ff5590 RDI: 0000000000000005 [ 40.553535][ T363] RBP: 00007ffcc7ff54f0 R08: 0000000000000000 R09: 0000000000000000 [ 40.553536][ T363] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91084e [ 40.553537][ T363] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc7ff5c50 | [ 45.961281][ T378] softirqs last disabled at (22164): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 45.961284][ T378] Preemption disabled at: | [ 45.961285][ T378] vprintk_emit (kernel/printk/printk.c:2471) | [ 45.961298][ T378] Tainted: [W]=WARN [ 45.961299][ T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.961301][ T378] Call Trace: [ 45.961304][ T378] [ 45.961306][ T378] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.961314][ T378] ? vprintk_emit (kernel/printk/printk.c:2471) [ 45.961317][ T378] __might_resched.cold (kernel/sched/core.c:9234) [ 45.961323][ T378] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.961329][ T378] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 45.961336][ T378] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 45.961340][ T378] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.961349][ T378] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 45.961352][ T378] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.961358][ T378] put_chars (drivers/char/virtio_console.c:1176) [ 45.961362][ T378] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.961364][ T378] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 45.961371][ T378] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.961374][ T378] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.961383][ T378] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.961386][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961395][ T378] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.961400][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.961409][ T378] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.961415][ T378] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.961417][ T378] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 45.961422][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.961426][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.961433][ T378] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.961440][ T378] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.961443][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961452][ T378] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.961457][ T378] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.961459][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.961463][ T378] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.961469][ T378] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.961472][ T378] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.961478][ T378] vprintk_emit (kernel/printk/printk.c:2479) [ 45.961483][ T378] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.961488][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961491][ T378] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 45.961497][ T378] _printk (kernel/printk/printk.c:2504) [ 45.961502][ T378] ? snapshot_read.cold (user.c:?) [ 45.961505][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961510][ T378] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.961513][ T378] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.961516][ T378] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 45.961521][ T378] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 45.961527][ T378] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 45.961530][ T378] ? netdev_notice (net/core/dev.c:13194) [ 45.961537][ T378] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 45.961540][ T378] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 45.961543][ T378] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.961549][ T378] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 45.961555][ T378] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 45.961560][ T378] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 45.961565][ T378] __dev_change_flags (net/core/dev.c:9834) [ 45.961570][ T378] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 45.961573][ T378] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 45.961578][ T378] ? __kernel_text_address (kernel/extable.c:79) [ 45.961580][ T378] ? write_profile (profile.c:?) [ 45.961583][ T378] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.961590][ T378] netif_change_flags (net/core/dev.c:9877) [ 45.961597][ T378] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 45.961603][ T378] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 45.961606][ T378] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 45.961608][ T378] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 45.961611][ T378] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 45.961616][ T378] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 45.961620][ T378] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.961623][ T378] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.961627][ T378] ? kasan_save_stack (mm/kasan/common.c:58) [ 45.961631][ T378] ? kasan_save_stack (mm/kasan/common.c:57) [ 45.961633][ T378] ? kasan_save_track (mm/kasan/common.c:78) [ 45.961638][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961640][ T378] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 45.961645][ T378] ? ___sys_sendmsg (net/socket.c:2757) [ 45.961652][ T378] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.961654][ T378] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 45.961659][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.961663][ T378] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.961665][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.961668][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.961671][ T378] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 45.961675][ T378] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 45.961679][ T378] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 45.961683][ T378] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 45.961689][ T378] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 45.961699][ T378] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 45.961708][ T378] rtnl_newlink (net/core/rtnetlink.c:4215) [ 45.961718][ T378] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 45.961721][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961729][ T378] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.961732][ T378] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.961735][ T378] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 45.961738][ T378] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 45.961744][ T378] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 45.961748][ T378] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 45.961753][ T378] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.961755][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961763][ T378] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.961766][ T378] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.961772][ T378] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 45.961775][ T378] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.961780][ T378] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.961791][ T378] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 45.961793][ T378] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 45.961800][ T378] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.961807][ T378] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.961811][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.961818][ T378] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 45.961824][ T378] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 45.961831][ T378] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 45.961839][ T378] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 45.961843][ T378] ? copy_msghdr_from_user (net/socket.c:2650) [ 45.961846][ T378] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 45.961849][ T378] ? move_addr_to_kernel (net/socket.c:258) [ 45.961862][ T378] ___sys_sendmsg (net/socket.c:2767) [ 45.961867][ T378] ? copy_msghdr_from_user (net/socket.c:2619) [ 45.961897][ T378] __sys_sendmsg (net/socket.c:2799) [ 45.961901][ T378] ? __sys_sendmsg_sock (net/socket.c:2780) [ 45.961912][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.961918][ T378] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 45.961922][ T378] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 45.961926][ T378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.961930][ T378] RIP: 0033:0x7f75f577554e [ 45.961935][ T378] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 45.961938][ T378] RSP: 002b:00007ffd5c302090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.961941][ T378] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f75f577554e [ 45.961943][ T378] RDX: 0000000000000000 RSI: 00007ffd5c302140 RDI: 0000000000000005 [ 45.961945][ T378] RBP: 00007ffd5c3020a0 R08: 0000000000000000 R09: 0000000000000000 [ 45.961946][ T378] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910853 [ 45.961948][ T378] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5c302800 | [ 55.891627][ T573] softirqs last disabled at (11890): dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) | [ 55.891629][ T573] Preemption disabled at: | [ 55.891629][ T573] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) | [ 55.891638][ T573] Tainted: [W]=WARN [ 55.891639][ T573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.891641][ T573] Call Trace: [ 55.891643][ T573] [ 55.891644][ T573] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.891650][ T573] ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) [ 55.891652][ T573] __might_resched.cold (kernel/sched/core.c:9234) [ 55.891656][ T573] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.891661][ T573] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 55.891666][ T573] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 55.891668][ T573] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.891674][ T573] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 55.891676][ T573] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.891679][ T573] put_chars (drivers/char/virtio_console.c:1176) [ 55.891682][ T573] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 55.891684][ T573] ? __send_to_port (drivers/char/virtio_console.c:654) [ 55.891687][ T573] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.891690][ T573] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 55.891694][ T573] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 55.891697][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891699][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891703][ T573] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 55.891705][ T573] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 55.891708][ T573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.891711][ T573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.891715][ T573] console_emit_next_record (kernel/printk/printk.c:3183) [ 55.891718][ T573] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 55.891720][ T573] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 55.891724][ T573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.891726][ T573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.891730][ T573] console_flush_one_record (kernel/printk/printk.c:3268) [ 55.891734][ T573] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 55.891736][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891741][ T573] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 55.891744][ T573] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 55.891746][ T573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.891748][ T573] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 55.891752][ T573] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 55.891753][ T573] ? vprintk_emit (kernel/printk/printk.c:2478) [ 55.891757][ T573] vprintk_emit (kernel/printk/printk.c:2479) [ 55.891761][ T573] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.891763][ T573] ? kvfree_call_rcu (mm/slab_common.c:2050) [ 55.891766][ T573] ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842) [ 55.891767][ T573] ? macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 55.891769][ T573] ? __dev_close_many (net/core/dev.c:1798) [ 55.891772][ T573] ? netif_close_many (net/core/dev.c:1824) [ 55.891773][ T573] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.891776][ T573] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.891780][ T573] _printk (kernel/printk/printk.c:2504) [ 55.891783][ T573] ? snapshot_read.cold (user.c:?) [ 55.891788][ T573] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 55.891791][ T573] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 55.891795][ T573] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 55.891797][ T573] ? netdev_notice (net/core/dev.c:13194) [ 55.891799][ T573] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.891803][ T573] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 55.891806][ T573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.891809][ T573] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 55.891813][ T573] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 55.891817][ T573] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 55.891821][ T573] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 55.891824][ T573] dev_uc_del (net/core/dev_addr_lists.c:845) [ 55.891825][ T573] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.891828][ T573] macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 55.891832][ T573] __dev_close_many (net/core/dev.c:1798) [ 55.891835][ T573] ? netif_open (net/core/dev.c:1755) [ 55.891838][ T573] ? netif_close_many (net/core/dev.c:1824) [ 55.891842][ T573] netif_close_many (net/core/dev.c:1824) [ 55.891845][ T573] ? notifier_call_chain (kernel/notifier.c:85) [ 55.891848][ T573] ? __dev_close_many (net/core/dev.c:1804) [ 55.891851][ T573] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 55.891855][ T573] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 55.891859][ T573] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 55.891861][ T573] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.891864][ T573] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.891867][ T573] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 55.891870][ T573] ? unregister_netdevice_many (net/core/dev.c:12589) [ 55.891873][ T573] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 55.891876][ T573] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 55.891880][ T573] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 55.891883][ T573] ? mark_usage (kernel/locking/lockdep.c:4690) [ 55.891884][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891886][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891888][ T573] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.891911][ T573] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.891913][ T573] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.891916][ T573] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.891917][ T573] ? mark_usage (kernel/locking/lockdep.c:4690) [ 55.891920][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891924][ T573] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.891926][ T573] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.891928][ T573] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.891930][ T573] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.891934][ T573] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.891937][ T573] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 55.891940][ T573] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.891941][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891946][ T573] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.891948][ T573] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.891951][ T573] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 55.891953][ T573] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.891956][ T573] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.891962][ T573] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 55.891964][ T573] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 55.891968][ T573] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.891972][ T573] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.891974][ T573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.891978][ T573] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.891982][ T573] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 55.891986][ T573] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 55.891991][ T573] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.891993][ T573] ? copy_msghdr_from_user (net/socket.c:2650) [ 55.891996][ T573] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 55.891997][ T573] ? move_addr_to_kernel (net/socket.c:258) [ 55.892007][ T573] ___sys_sendmsg (net/socket.c:2767) [ 55.892010][ T573] ? copy_msghdr_from_user (net/socket.c:2619) [ 55.892025][ T573] __sys_sendmsg (net/socket.c:2799) [ 55.892028][ T573] ? __sys_sendmsg_sock (net/socket.c:2780) [ 55.892034][ T573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.892038][ T573] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.892040][ T573] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 55.892043][ T573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.892045][ T573] RIP: 0033:0x7fcf72a8354e [ 55.892049][ T573] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 55.892050][ T573] RSP: 002b:00007ffea0943500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.892053][ T573] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fcf72a8354e [ 55.892055][ T573] RDX: 0000000000000000 RSI: 00007ffea09435b0 RDI: 0000000000000005 [ 55.892055][ T573] RBP: 00007ffea0943510 R08: 0000000000000000 R09: 0000000000000000 [ 55.892056][ T573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91085d [ 55.892057][ T573] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea0943c70 | [ 55.906383][ C0] | [ 55.906383][ C0] | [ 55.906383][ C0] stack backtrace: | [ 55.906388][ C0] Tainted: [W]=WARN [ 55.906389][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.906390][ C0] Call Trace: [ 55.906391][ C0] [ 55.906392][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.906396][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 55.906399][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 55.906400][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 55.906403][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 55.906405][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 55.906407][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 55.906409][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.906411][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 55.906413][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.906416][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.906418][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 55.906420][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 55.906421][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 55.906423][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.906426][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 55.906428][ C0] _printk (kernel/printk/printk.c:2504) [ 55.906429][ C0] ? snapshot_read.cold (user.c:?) [ 55.906431][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 55.906433][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.906435][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 55.906437][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 55.906438][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 55.906440][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 55.906442][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 55.906444][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 55.906447][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.906449][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.906451][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.906453][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 55.906454][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 55.906457][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 55.906458][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.906461][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 55.906463][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 55.906465][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 55.906467][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 55.906469][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.906471][ C0] handle_softirqs (kernel/softirq.c:645) [ 55.906473][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.906474][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 55.906476][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 55.906478][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 55.906479][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 55.906481][ C0] [ 55.906482][ C0] [ 55.906482][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 55.906484][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 55.906485][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 55.906488][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 e2 f5 01 mov 0x1f5e294(%rip),%rdi # 0x1f5e29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 a3 95 00 sub 0x95a358(%rip),%rax # 0x95a36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 96 11 00 verw 0x119613(%rip) # 0x11963b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 55.906489][ C0] RSP: 0018:ffffffffb1007cf8 EFLAGS: 00000296 [ 55.906491][ C0] RAX: 0000000000116fbb RBX: ffffffffb101c600 RCX: ffffffffae0f0307 [ 55.906492][ C0] RDX: ffffffffb101c600 RSI: ffffffffb0e38b01 RDI: ffffffffb088d8e0 [ 55.906493][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 55.906494][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6200fa2 [ 55.906495][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 55.906496][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 55.906499][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.906500][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 55.906502][ C0] default_idle_call (kernel/sched/idle.c:122) [ 55.906504][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 55.906505][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 55.906507][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 55.906509][ C0] ? kasan_check_range (./include/linux/kasan.h:66 mm/kasan/generic.c:140 mm/kasan/generic.c:172 mm/kasan/generic.c:191 mm/kasan/generic.c:200) [ 55.906512][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.906514][ C0] do_idle (kernel/sched/idle.c:355) [ 55.906515][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 55.906517][ C0] rest_init (init/main.c:727) [ 55.906519][ C0] ? __cpuidle_text_end (??:?) [ 55.906521][ C0] ? rest_init (init/main.c:727) [ 55.906523][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 55.906527][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 55.906529][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 55.906532][ C0] start_kernel (init/main.c:1185) [ 55.906533][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 55.906535][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 55.906537][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 80.991305][ T719] softirqs last disabled at (0): 0x0 | [ 80.991307][ T719] Preemption disabled at: | [ 80.991307][ T719] vprintk_emit (kernel/printk/printk.c:2471) | [ 80.991319][ T719] Tainted: [W]=WARN [ 80.991319][ T719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 80.991321][ T719] Call Trace: [ 80.991323][ T719] [ 80.991324][ T719] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 80.991329][ T719] ? vprintk_emit (kernel/printk/printk.c:2471) [ 80.991331][ T719] __might_resched.cold (kernel/sched/core.c:9234) [ 80.991335][ T719] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 80.991337][ T719] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 80.991340][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991344][ T719] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 80.991347][ T719] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 80.991349][ T719] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 80.991353][ T719] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 80.991355][ T719] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 80.991357][ T719] put_chars (drivers/char/virtio_console.c:1176) [ 80.991359][ T719] ? __send_to_port (drivers/char/virtio_console.c:654) [ 80.991361][ T719] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 80.991363][ T719] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 80.991366][ T719] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 80.991367][ T719] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 80.991371][ T719] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 80.991372][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991374][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991376][ T719] console_emit_next_record (kernel/printk/printk.c:3183) [ 80.991379][ T719] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 80.991381][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991382][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991384][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991385][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.991387][ T719] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 80.991389][ T719] console_flush_one_record (kernel/printk/printk.c:3268) [ 80.991391][ T719] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 80.991394][ T719] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 80.991396][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.991397][ T719] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 80.991399][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991400][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 80.991402][ T719] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 80.991403][ T719] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 80.991405][ T719] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 80.991407][ T719] ? vprintk_emit (kernel/printk/printk.c:2478) [ 80.991409][ T719] vprintk_emit (kernel/printk/printk.c:2479) [ 80.991411][ T719] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 80.991413][ T719] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 80.991416][ T719] _printk (kernel/printk/printk.c:2504) [ 80.991419][ T719] ? snapshot_read.cold (user.c:?) [ 80.991421][ T719] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 80.991424][ T719] ? __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)) [ 80.991426][ T719] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 80.991428][ T719] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 80.991430][ T719] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 80.991432][ T719] ? netdev_notice (net/core/dev.c:13194) [ 80.991433][ T719] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.991436][ T719] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 80.991438][ T719] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 80.991441][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991443][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991444][ T719] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 80.991447][ T719] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 80.991450][ T719] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 80.991452][ T719] __dev_change_flags (net/core/dev.c:9834) [ 80.991456][ T719] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 80.991457][ T719] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 80.991460][ T719] ? __kernel_text_address (kernel/extable.c:79) [ 80.991461][ T719] ? write_profile (profile.c:?) [ 80.991463][ T719] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 80.991465][ T719] netif_change_flags (net/core/dev.c:9877) [ 80.991467][ T719] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 80.991471][ T719] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 80.991472][ T719] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 80.991474][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991476][ T719] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 80.991479][ T719] ? kasan_save_stack (mm/kasan/common.c:58) [ 80.991482][ T719] ? kasan_save_stack (mm/kasan/common.c:57) [ 80.991484][ T719] ? kasan_save_track (mm/kasan/common.c:78) [ 80.991485][ T719] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 80.991487][ T719] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 80.991488][ T719] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 80.991489][ T719] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 80.991490][ T719] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 80.991492][ T719] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.991493][ T719] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 80.991494][ T719] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 80.991496][ T719] ? ___sys_sendmsg (net/socket.c:2767) [ 80.991498][ T719] ? __sys_sendmsg (net/socket.c:2799) [ 80.991500][ T719] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 80.991501][ T719] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.991504][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991506][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.991507][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991508][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991510][ T719] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 80.991512][ T719] ? __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) [ 80.991514][ T719] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 80.991516][ T719] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 80.991517][ T719] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 80.991519][ T719] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 80.991521][ T719] rtnl_newlink (net/core/rtnetlink.c:4215) [ 80.991523][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991525][ T719] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 80.991526][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.991527][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991529][ T719] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 80.991533][ T719] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 80.991535][ T719] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 80.991536][ T719] ? __kernel_text_address (kernel/extable.c:79) [ 80.991537][ T719] ? write_profile (profile.c:?) [ 80.991538][ T719] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 80.991540][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991541][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991543][ T719] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 80.991546][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.991548][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991550][ T719] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 80.991551][ T719] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 80.991552][ T719] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.991554][ T719] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 80.991555][ T719] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 80.991558][ T719] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 80.991559][ T719] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 80.991560][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 80.991562][ T719] ? netlink_ack (./include/linux/skbuff.h:2718) [ 80.991563][ T719] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 80.991565][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991567][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 80.991569][ T719] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 80.991571][ T719] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 80.991572][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991574][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991576][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 80.991577][ T719] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 80.991579][ T719] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 80.991581][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991583][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 80.991584][ T719] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 80.991586][ T719] ? copy_msghdr_from_user (net/socket.c:2650) [ 80.991588][ T719] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 80.991589][ T719] ? move_addr_to_kernel (net/socket.c:258) [ 80.991590][ T719] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 80.991593][ T719] ___sys_sendmsg (net/socket.c:2767) [ 80.991595][ T719] ? copy_msghdr_from_user (net/socket.c:2619) [ 80.991599][ T719] __sys_sendmsg (net/socket.c:2799) [ 80.991601][ T719] ? __sys_sendmsg_sock (net/socket.c:2780) [ 80.991604][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 80.991606][ T719] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 80.991607][ T719] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 80.991609][ T719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 80.991611][ T719] RIP: 0033:0x7f9ec97ee54e [ 80.991612][ T719] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 80.991614][ T719] RSP: 002b:00007ffc5e356fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 80.991618][ T719] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9ec97ee54e [ 80.991620][ T719] RDX: 0000000000000000 RSI: 00007ffc5e357070 RDI: 0000000000000005 [ 80.991620][ T719] RBP: 00007ffc5e356fd0 R08: 0000000000000000 R09: 0000000000000000 [ 80.991621][ T719] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910876 [ 80.991622][ T719] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5e357730 | [ 86.253340][ T734] softirqs last disabled at (0): 0x0 | [ 86.253341][ T734] Preemption disabled at: | [ 86.253342][ T734] vprintk_emit (kernel/printk/printk.c:2471) | [ 86.253353][ T734] Tainted: [W]=WARN [ 86.253353][ T734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 86.253355][ T734] Call Trace: [ 86.253357][ T734] [ 86.253358][ T734] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 86.253364][ T734] ? vprintk_emit (kernel/printk/printk.c:2471) [ 86.253366][ T734] __might_resched.cold (kernel/sched/core.c:9234) [ 86.253369][ T734] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 86.253371][ T734] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 86.253374][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253378][ T734] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 86.253381][ T734] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 86.253384][ T734] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.253388][ T734] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 86.253389][ T734] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 86.253391][ T734] put_chars (drivers/char/virtio_console.c:1176) [ 86.253393][ T734] ? __send_to_port (drivers/char/virtio_console.c:654) [ 86.253395][ T734] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 86.253397][ T734] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 86.253400][ T734] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 86.253401][ T734] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 86.253405][ T734] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 86.253406][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253408][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253410][ T734] console_emit_next_record (kernel/printk/printk.c:3183) [ 86.253413][ T734] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 86.253415][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253416][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253418][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253419][ T734] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.253421][ T734] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 86.253423][ T734] console_flush_one_record (kernel/printk/printk.c:3268) [ 86.253425][ T734] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 86.253428][ T734] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 86.253429][ T734] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.253431][ T734] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 86.253432][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253434][ T734] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.253435][ T734] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 86.253437][ T734] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 86.253439][ T734] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 86.253441][ T734] ? vprintk_emit (kernel/printk/printk.c:2478) [ 86.253443][ T734] vprintk_emit (kernel/printk/printk.c:2479) [ 86.253445][ T734] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 86.253447][ T734] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 86.253449][ T734] _printk (kernel/printk/printk.c:2504) [ 86.253453][ T734] ? snapshot_read.cold (user.c:?) [ 86.253455][ T734] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 86.253458][ T734] ? __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)) [ 86.253459][ T734] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 86.253462][ T734] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 86.253464][ T734] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 86.253465][ T734] ? netdev_notice (net/core/dev.c:13194) [ 86.253467][ T734] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.253470][ T734] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 86.253471][ T734] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 86.253474][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253476][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253478][ T734] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 86.253481][ T734] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 86.253483][ T734] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 86.253485][ T734] __dev_change_flags (net/core/dev.c:9834) [ 86.253489][ T734] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 86.253490][ T734] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 86.253492][ T734] ? __kernel_text_address (kernel/extable.c:79) [ 86.253494][ T734] ? write_profile (profile.c:?) [ 86.253496][ T734] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.253498][ T734] netif_change_flags (net/core/dev.c:9877) [ 86.253500][ T734] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 86.253504][ T734] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 86.253505][ T734] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 86.253506][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253508][ T734] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 86.253512][ T734] ? kasan_save_stack (mm/kasan/common.c:58) [ 86.253515][ T734] ? kasan_save_stack (mm/kasan/common.c:57) [ 86.253516][ T734] ? kasan_save_track (mm/kasan/common.c:78) [ 86.253518][ T734] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 86.253519][ T734] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 86.253521][ T734] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 86.253522][ T734] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 86.253523][ T734] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 86.253524][ T734] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.253525][ T734] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 86.253526][ T734] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 86.253529][ T734] ? ___sys_sendmsg (net/socket.c:2767) [ 86.253530][ T734] ? __sys_sendmsg (net/socket.c:2799) [ 86.253532][ T734] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 86.253533][ T734] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.253536][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253538][ T734] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.253539][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253540][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253542][ T734] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 86.253544][ T734] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 86.253546][ T734] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 86.253547][ T734] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 86.253549][ T734] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 86.253551][ T734] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 86.253553][ T734] rtnl_newlink (net/core/rtnetlink.c:4215) [ 86.253555][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253557][ T734] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 86.253558][ T734] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.253559][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253561][ T734] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 86.253564][ T734] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 86.253566][ T734] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 86.253567][ T734] ? __kernel_text_address (kernel/extable.c:79) [ 86.253569][ T734] ? write_profile (profile.c:?) [ 86.253570][ T734] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 86.253571][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253573][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253574][ T734] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 86.253578][ T734] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.253579][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253581][ T734] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 86.253582][ T734] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 86.253584][ T734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.253585][ T734] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 86.253587][ T734] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 86.253589][ T734] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 86.253590][ T734] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 86.253592][ T734] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.253593][ T734] ? netlink_ack (./include/linux/skbuff.h:2718) [ 86.253594][ T734] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 86.253597][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253599][ T734] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.253600][ T734] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 86.253602][ T734] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 86.253604][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253605][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253607][ T734] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 86.253609][ T734] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 86.253611][ T734] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 86.253612][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253614][ T734] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 86.253616][ T734] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 86.253617][ T734] ? copy_msghdr_from_user (net/socket.c:2650) [ 86.253619][ T734] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 86.253620][ T734] ? move_addr_to_kernel (net/socket.c:258) [ 86.253622][ T734] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 86.253624][ T734] ___sys_sendmsg (net/socket.c:2767) [ 86.253626][ T734] ? copy_msghdr_from_user (net/socket.c:2619) [ 86.253631][ T734] __sys_sendmsg (net/socket.c:2799) [ 86.253632][ T734] ? __sys_sendmsg_sock (net/socket.c:2780) [ 86.253635][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 86.253637][ T734] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 86.253638][ T734] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 86.253640][ T734] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 86.253642][ T734] RIP: 0033:0x7f6e3cd8c54e [ 86.253644][ T734] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 86.253645][ T734] RSP: 002b:00007ffd8cb35710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 86.253649][ T734] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6e3cd8c54e [ 86.253650][ T734] RDX: 0000000000000000 RSI: 00007ffd8cb357c0 RDI: 0000000000000005 [ 86.253651][ T734] RBP: 00007ffd8cb35720 R08: 0000000000000000 R09: 0000000000000000 [ 86.253652][ T734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91087b [ 86.253653][ T734] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8cb35e80 | [ 89.336260][ T53] softirqs last disabled at (35169): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 89.336263][ T53] Preemption disabled at: | [ 89.336264][ T53] vprintk_emit (kernel/printk/printk.c:2471) | [ 89.336275][ T53] Tainted: [W]=WARN [ 89.336276][ T53] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.336277][ T53] Workqueue: events netdev_work_proc [ 89.336283][ T53] Call Trace: [ 89.336285][ T53] [ 89.336286][ T53] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 89.336291][ T53] ? vprintk_emit (kernel/printk/printk.c:2471) [ 89.336293][ T53] __might_resched.cold (kernel/sched/core.c:9234) [ 89.336297][ T53] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 89.336301][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336305][ T53] __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)) [ 89.336308][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.336311][ T53] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.336319][ T53] ? 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) [ 89.336321][ T53] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 89.336323][ T53] put_chars (drivers/char/virtio_console.c:1176) [ 89.336325][ T53] ? __send_to_port (drivers/char/virtio_console.c:654) [ 89.336327][ T53] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 89.336329][ T53] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 89.336332][ T53] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 89.336334][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336335][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336337][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.336339][ T53] console_emit_next_record (kernel/printk/printk.c:3183) [ 89.336342][ T53] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 89.336344][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336345][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336347][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336349][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.336351][ T53] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 89.336352][ T53] console_flush_one_record (kernel/printk/printk.c:3268) [ 89.336354][ T53] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 89.336357][ T53] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 89.336359][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.336360][ T53] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 89.336362][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336364][ T53] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 89.336365][ T53] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 89.336366][ T53] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 89.336368][ T53] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 89.336370][ T53] ? vprintk_emit (kernel/printk/printk.c:2478) [ 89.336372][ T53] vprintk_emit (kernel/printk/printk.c:2479) [ 89.336375][ T53] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 89.336377][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336378][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.336380][ T53] _printk (kernel/printk/printk.c:2504) [ 89.336384][ T53] ? snapshot_read.cold (user.c:?) [ 89.336386][ T53] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 89.336388][ T53] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 89.336390][ T53] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 89.336393][ T53] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 89.336395][ T53] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 89.336397][ T53] ? netdev_notice (net/core/dev.c:13194) [ 89.336398][ T53] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 89.336400][ T53] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 89.336402][ T53] ? 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) [ 89.336405][ T53] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 89.336408][ T53] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 89.336411][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.336414][ T53] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 89.336415][ T53] ? 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) [ 89.336417][ T53] ? ref_tracker_free (lib/ref_tracker.c:339) [ 89.336421][ T53] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 89.336422][ T53] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 89.336424][ T53] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 89.336425][ T53] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 89.336427][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336429][ T53] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 89.336432][ T53] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 89.336433][ T53] ? netdev_work_sched (net/core/netdev_work.c:82) [ 89.336435][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336436][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 89.336438][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 89.336440][ T53] process_one_work (kernel/workqueue.c:3387) [ 89.336444][ T53] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 89.336446][ T53] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 89.336448][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 89.336450][ T53] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 89.336452][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 89.336454][ T53] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 89.336456][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 89.336458][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 89.336459][ T53] kthread (kernel/kthread.c:436) [ 89.336461][ T53] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 89.336462][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) [ 89.336464][ T53] ret_from_fork (arch/x86/kernel/process.c:158) [ 89.336467][ T53] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 89.336469][ T53] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 89.336471][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) [ 89.336473][ T53] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.407795][ T959] softirqs last disabled at (0): 0x0 | [ 114.407797][ T959] Preemption disabled at: | [ 114.407798][ T959] vprintk_emit (kernel/printk/printk.c:2471) | [ 114.407808][ T959] Tainted: [W]=WARN [ 114.407809][ T959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.407811][ T959] Call Trace: [ 114.407812][ T959] [ 114.407813][ T959] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 114.407819][ T959] ? vprintk_emit (kernel/printk/printk.c:2471) [ 114.407821][ T959] __might_resched.cold (kernel/sched/core.c:9234) [ 114.407824][ T959] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 114.407826][ T959] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 114.407829][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407833][ T959] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 114.407836][ T959] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.407839][ T959] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.407842][ T959] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 114.407844][ T959] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.407846][ T959] put_chars (drivers/char/virtio_console.c:1176) [ 114.407848][ T959] ? __send_to_port (drivers/char/virtio_console.c:654) [ 114.407850][ T959] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 114.407853][ T959] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 114.407857][ T959] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 114.407858][ T959] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 114.407863][ T959] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.407865][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407867][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407870][ T959] console_emit_next_record (kernel/printk/printk.c:3183) [ 114.407873][ T959] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 114.407876][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407878][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407880][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407882][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.407885][ T959] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 114.407887][ T959] console_flush_one_record (kernel/printk/printk.c:3268) [ 114.407891][ T959] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 114.407894][ T959] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 114.407896][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.407898][ T959] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 114.407900][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407902][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.407904][ T959] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 114.407906][ T959] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 114.407909][ T959] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 114.407912][ T959] ? vprintk_emit (kernel/printk/printk.c:2478) [ 114.407914][ T959] vprintk_emit (kernel/printk/printk.c:2479) [ 114.407917][ T959] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 114.407920][ T959] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 114.407924][ T959] _printk (kernel/printk/printk.c:2504) [ 114.407927][ T959] ? snapshot_read.cold (user.c:?) [ 114.407930][ T959] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 114.407934][ T959] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 114.407936][ T959] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 114.407940][ T959] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 114.407943][ T959] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 114.407945][ T959] ? netdev_notice (net/core/dev.c:13194) [ 114.407947][ T959] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 114.407951][ T959] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 114.407953][ T959] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 114.407957][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407960][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.407962][ T959] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 114.407966][ T959] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 114.407969][ T959] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 114.407973][ T959] __dev_change_flags (net/core/dev.c:9834) [ 114.407977][ T959] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 114.407979][ T959] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 114.407982][ T959] ? __kernel_text_address (kernel/extable.c:79) [ 114.407984][ T959] ? write_profile (profile.c:?) [ 114.407987][ T959] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 114.407990][ T959] netif_change_flags (net/core/dev.c:9877) [ 114.407994][ T959] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 114.407998][ T959] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 114.408000][ T959] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 114.408002][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408007][ T959] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 114.408012][ T959] ? kasan_save_stack (mm/kasan/common.c:58) [ 114.408016][ T959] ? kasan_save_stack (mm/kasan/common.c:57) [ 114.408018][ T959] ? kasan_save_track (mm/kasan/common.c:78) [ 114.408020][ T959] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 114.408022][ T959] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 114.408025][ T959] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 114.408027][ T959] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 114.408028][ T959] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 114.408030][ T959] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 114.408032][ T959] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 114.408034][ T959] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 114.408037][ T959] ? ___sys_sendmsg (net/socket.c:2767) [ 114.408039][ T959] ? __sys_sendmsg (net/socket.c:2799) [ 114.408041][ T959] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 114.408044][ T959] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.408047][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408049][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.408051][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408053][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408056][ T959] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 114.408058][ T959] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 114.408061][ T959] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 114.408063][ T959] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 114.408065][ T959] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 114.408069][ T959] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 114.408072][ T959] rtnl_newlink (net/core/rtnetlink.c:4215) [ 114.408075][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408078][ T959] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 114.408080][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.408082][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408085][ T959] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 114.408089][ T959] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 114.408091][ T959] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 114.408094][ T959] ? __kernel_text_address (kernel/extable.c:79) [ 114.408096][ T959] ? write_profile (profile.c:?) [ 114.408097][ T959] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 114.408099][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408101][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408104][ T959] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 114.408107][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.408110][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408112][ T959] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 114.408114][ T959] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 114.408117][ T959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 114.408119][ T959] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 114.408121][ T959] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 114.408124][ T959] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 114.408127][ T959] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 114.408129][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.408131][ T959] ? netlink_ack (./include/linux/skbuff.h:2718) [ 114.408133][ T959] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 114.408137][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408139][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.408142][ T959] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 114.408145][ T959] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 114.408148][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408150][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408152][ T959] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.408155][ T959] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 114.408158][ T959] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 114.408161][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408163][ T959] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.408166][ T959] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 114.408168][ T959] ? copy_msghdr_from_user (net/socket.c:2650) [ 114.408171][ T959] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 114.408173][ T959] ? move_addr_to_kernel (net/socket.c:258) [ 114.408175][ T959] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 114.408179][ T959] ___sys_sendmsg (net/socket.c:2767) [ 114.408181][ T959] ? copy_msghdr_from_user (net/socket.c:2619) [ 114.408189][ T959] __sys_sendmsg (net/socket.c:2799) [ 114.408191][ T959] ? __sys_sendmsg_sock (net/socket.c:2780) [ 114.408195][ T959] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.408198][ T959] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 114.408200][ T959] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 114.408203][ T959] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 114.408205][ T959] RIP: 0033:0x7fec027d454e [ 114.408208][ T959] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 114.408210][ T959] RSP: 002b:00007ffeb490ddb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 114.408215][ T959] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fec027d454e [ 114.408217][ T959] RDX: 0000000000000000 RSI: 00007ffeb490de60 RDI: 0000000000000005 [ 114.408219][ T959] RBP: 00007ffeb490ddc0 R08: 0000000000000000 R09: 0000000000000000 [ 114.408220][ T959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910897 [ 114.408222][ T959] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb490e520 | [ 119.717377][ T974] softirqs last disabled at (0): 0x0 | [ 119.717378][ T974] Preemption disabled at: | [ 119.717379][ T974] vprintk_emit (kernel/printk/printk.c:2471) | [ 119.717390][ T974] Tainted: [W]=WARN [ 119.717391][ T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.717393][ T974] Call Trace: [ 119.717395][ T974] [ 119.717396][ T974] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 119.717401][ T974] ? vprintk_emit (kernel/printk/printk.c:2471) [ 119.717410][ T974] __might_resched.cold (kernel/sched/core.c:9234) [ 119.717414][ T974] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 119.717416][ T974] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 119.717419][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717423][ T974] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 119.717426][ T974] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 119.717429][ T974] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 119.717433][ T974] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 119.717435][ T974] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 119.717437][ T974] put_chars (drivers/char/virtio_console.c:1176) [ 119.717439][ T974] ? __send_to_port (drivers/char/virtio_console.c:654) [ 119.717441][ T974] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 119.717443][ T974] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 119.717446][ T974] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 119.717448][ T974] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 119.717451][ T974] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 119.717453][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717454][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717457][ T974] console_emit_next_record (kernel/printk/printk.c:3183) [ 119.717459][ T974] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 119.717461][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717463][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717464][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717466][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.717468][ T974] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 119.717470][ T974] console_flush_one_record (kernel/printk/printk.c:3268) [ 119.717472][ T974] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 119.717475][ T974] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 119.717477][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.717479][ T974] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 119.717480][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717482][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.717483][ T974] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 119.717485][ T974] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 119.717487][ T974] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 119.717489][ T974] ? vprintk_emit (kernel/printk/printk.c:2478) [ 119.717491][ T974] vprintk_emit (kernel/printk/printk.c:2479) [ 119.717493][ T974] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 119.717495][ T974] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 119.717498][ T974] _printk (kernel/printk/printk.c:2504) [ 119.717501][ T974] ? snapshot_read.cold (user.c:?) [ 119.717503][ T974] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 119.717506][ T974] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 119.717508][ T974] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 119.717511][ T974] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 119.717513][ T974] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 119.717515][ T974] ? netdev_notice (net/core/dev.c:13194) [ 119.717516][ T974] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.717519][ T974] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.717521][ T974] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 119.717524][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717526][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717528][ T974] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 119.717531][ T974] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 119.717533][ T974] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 119.717536][ T974] __dev_change_flags (net/core/dev.c:9834) [ 119.717539][ T974] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 119.717541][ T974] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 119.717543][ T974] ? __kernel_text_address (kernel/extable.c:79) [ 119.717544][ T974] ? write_profile (profile.c:?) [ 119.717547][ T974] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 119.717549][ T974] netif_change_flags (net/core/dev.c:9877) [ 119.717551][ T974] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 119.717555][ T974] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 119.717556][ T974] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 119.717557][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717559][ T974] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 119.717563][ T974] ? kasan_save_stack (mm/kasan/common.c:58) [ 119.717566][ T974] ? kasan_save_stack (mm/kasan/common.c:57) [ 119.717568][ T974] ? kasan_save_track (mm/kasan/common.c:78) [ 119.717569][ T974] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 119.717571][ T974] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 119.717573][ T974] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 119.717574][ T974] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 119.717575][ T974] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 119.717576][ T974] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.717578][ T974] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.717579][ T974] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 119.717582][ T974] ? ___sys_sendmsg (net/socket.c:2767) [ 119.717583][ T974] ? __sys_sendmsg (net/socket.c:2799) [ 119.717585][ T974] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 119.717587][ T974] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.717589][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717591][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.717593][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717594][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717596][ T974] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 119.717598][ T974] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 119.717601][ T974] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 119.717602][ T974] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 119.717603][ T974] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 119.717606][ T974] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 119.717608][ T974] rtnl_newlink (net/core/rtnetlink.c:4215) [ 119.717610][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717611][ T974] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 119.717613][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.717614][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717616][ T974] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 119.717619][ T974] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 119.717621][ T974] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 119.717622][ T974] ? __kernel_text_address (kernel/extable.c:79) [ 119.717624][ T974] ? write_profile (profile.c:?) [ 119.717625][ T974] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 119.717626][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717628][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717629][ T974] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 119.717633][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.717634][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717636][ T974] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 119.717638][ T974] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 119.717639][ T974] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 119.717641][ T974] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 119.717642][ T974] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 119.717645][ T974] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 119.717646][ T974] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 119.717648][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.717649][ T974] ? netlink_ack (./include/linux/skbuff.h:2718) [ 119.717651][ T974] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 119.717653][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717655][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.717657][ T974] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.717659][ T974] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 119.717661][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717662][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717664][ T974] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.717666][ T974] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.717668][ T974] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 119.717670][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717671][ T974] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.717673][ T974] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 119.717675][ T974] ? copy_msghdr_from_user (net/socket.c:2650) [ 119.717677][ T974] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 119.717678][ T974] ? move_addr_to_kernel (net/socket.c:258) [ 119.717680][ T974] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 119.717682][ T974] ___sys_sendmsg (net/socket.c:2767) [ 119.717684][ T974] ? copy_msghdr_from_user (net/socket.c:2619) [ 119.717689][ T974] __sys_sendmsg (net/socket.c:2799) [ 119.717691][ T974] ? __sys_sendmsg_sock (net/socket.c:2780) [ 119.717694][ T974] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.717696][ T974] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 119.717697][ T974] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 119.717699][ T974] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.717701][ T974] RIP: 0033:0x7f0c9621f54e [ 119.717703][ T974] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 119.717705][ T974] RSP: 002b:00007ffcd48dff90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 119.717708][ T974] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0c9621f54e [ 119.717710][ T974] RDX: 0000000000000000 RSI: 00007ffcd48e0040 RDI: 0000000000000005 [ 119.717711][ T974] RBP: 00007ffcd48dffa0 R08: 0000000000000000 R09: 0000000000000000 [ 119.717712][ T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91089d [ 119.717712][ T974] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd48e0700 | [ 122.836863][ T58] softirqs last disabled at (23009): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 122.836865][ T58] Preemption disabled at: | [ 122.836866][ T58] vprintk_emit (kernel/printk/printk.c:2471) | [ 122.836876][ T58] Tainted: [W]=WARN [ 122.836877][ T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.836879][ T58] Workqueue: events netdev_work_proc [ 122.836885][ T58] Call Trace: [ 122.836886][ T58] [ 122.836887][ T58] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 122.836893][ T58] ? vprintk_emit (kernel/printk/printk.c:2471) [ 122.836894][ T58] __might_resched.cold (kernel/sched/core.c:9234) [ 122.836898][ T58] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 122.836901][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836905][ T58] __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)) [ 122.836908][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.836911][ T58] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.836915][ T58] ? 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) [ 122.836916][ T58] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 122.836918][ T58] put_chars (drivers/char/virtio_console.c:1176) [ 122.836920][ T58] ? __send_to_port (drivers/char/virtio_console.c:654) [ 122.836922][ T58] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 122.836924][ T58] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 122.836927][ T58] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 122.836928][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836930][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836932][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.836934][ T58] console_emit_next_record (kernel/printk/printk.c:3183) [ 122.836936][ T58] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 122.836938][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836940][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836941][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836943][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.836944][ T58] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 122.836946][ T58] console_flush_one_record (kernel/printk/printk.c:3268) [ 122.836948][ T58] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 122.836951][ T58] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 122.836952][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.836954][ T58] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 122.836955][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836957][ T58] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 122.836958][ T58] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 122.836960][ T58] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 122.836962][ T58] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 122.836964][ T58] ? vprintk_emit (kernel/printk/printk.c:2478) [ 122.836966][ T58] vprintk_emit (kernel/printk/printk.c:2479) [ 122.836968][ T58] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 122.836970][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.836971][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.836976][ T58] _printk (kernel/printk/printk.c:2504) [ 122.836979][ T58] ? snapshot_read.cold (user.c:?) [ 122.836981][ T58] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 122.836984][ T58] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 122.836985][ T58] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 122.836988][ T58] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 122.836990][ T58] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 122.836992][ T58] ? netdev_notice (net/core/dev.c:13194) [ 122.836993][ T58] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 122.836995][ T58] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 122.836997][ T58] ? 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) [ 122.837000][ T58] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 122.837002][ T58] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 122.837005][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.837008][ T58] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 122.837010][ T58] ? 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) [ 122.837012][ T58] ? ref_tracker_free (lib/ref_tracker.c:339) [ 122.837016][ T58] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 122.837017][ T58] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 122.837018][ T58] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 122.837020][ T58] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 122.837022][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.837024][ T58] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 122.837027][ T58] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 122.837029][ T58] ? netdev_work_sched (net/core/netdev_work.c:82) [ 122.837030][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.837032][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 122.837033][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 122.837035][ T58] process_one_work (kernel/workqueue.c:3387) [ 122.837039][ T58] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 122.837041][ T58] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 122.837043][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 122.837045][ T58] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 122.837047][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 122.837049][ T58] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 122.837051][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 122.837052][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 122.837054][ T58] kthread (kernel/kthread.c:436) [ 122.837055][ T58] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 122.837057][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 122.837059][ T58] ret_from_fork (arch/x86/kernel/process.c:158) [ 122.837061][ T58] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 122.837063][ T58] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 122.837066][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 122.837067][ T58] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 123.954812][ T53] softirqs last disabled at (35169): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 123.954814][ T53] Preemption disabled at: | [ 123.954815][ T53] netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) | [ 123.954826][ T53] Tainted: [W]=WARN [ 123.954827][ T53] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.954828][ T53] Workqueue: events netdev_work_proc [ 123.954834][ T53] Call Trace: [ 123.954835][ T53] [ 123.954836][ T53] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 123.954842][ T53] ? netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) [ 123.954843][ T53] __might_resched.cold (kernel/sched/core.c:9234) [ 123.954847][ T53] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 123.954850][ T53] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 123.954853][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954857][ T53] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 123.954860][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.954863][ T53] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 123.954867][ T53] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 123.954868][ T53] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 123.954870][ T53] put_chars (drivers/char/virtio_console.c:1176) [ 123.954872][ T53] ? __send_to_port (drivers/char/virtio_console.c:654) [ 123.954874][ T53] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 123.954877][ T53] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 123.954880][ T53] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 123.954881][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954883][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.954885][ T53] console_emit_next_record (kernel/printk/printk.c:3183) [ 123.954888][ T53] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 123.954890][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954891][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954893][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954895][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.954897][ T53] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 123.954898][ T53] console_flush_one_record (kernel/printk/printk.c:3268) [ 123.954900][ T53] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 123.954903][ T53] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 123.954905][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.954906][ T53] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 123.954908][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954909][ T53] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 123.954911][ T53] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 123.954912][ T53] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 123.954914][ T53] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 123.954916][ T53] ? vprintk_emit (kernel/printk/printk.c:2478) [ 123.954918][ T53] vprintk_emit (kernel/printk/printk.c:2479) [ 123.954920][ T53] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 123.954923][ T53] _printk (kernel/printk/printk.c:2504) [ 123.954926][ T53] ? snapshot_read.cold (user.c:?) [ 123.954928][ T53] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 123.954931][ T53] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 123.954933][ T53] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 123.954935][ T53] ? netdev_notice (net/core/dev.c:13194) [ 123.954936][ T53] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 123.954938][ T53] ? __hw_addr_add_ex (net/core/dev_addr_lists.c:125) [ 123.954939][ T53] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 123.954943][ T53] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 123.954945][ T53] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 123.954948][ T53] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 123.954950][ T53] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 123.954951][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.954953][ T53] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 123.954955][ T53] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 123.954957][ T53] ? ref_tracker_free (lib/ref_tracker.c:339) [ 123.954960][ T53] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 123.954961][ T53] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 123.954962][ T53] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 123.954964][ T53] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 123.954966][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954968][ T53] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 123.954971][ T53] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 123.954972][ T53] ? netdev_work_sched (net/core/netdev_work.c:82) [ 123.954974][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954975][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.954977][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.954979][ T53] process_one_work (kernel/workqueue.c:3387) [ 123.954983][ T53] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 123.954985][ T53] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 123.954987][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.954989][ T53] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 123.954991][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.954993][ T53] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 123.954994][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.954996][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.954998][ T53] kthread (kernel/kthread.c:436) [ 123.954999][ T53] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.955001][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) [ 123.955002][ T53] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.955008][ T53] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 123.955009][ T53] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.955012][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) [ 123.955014][ T53] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 140.556032][ T1176] softirqs last disabled at (0): 0x0 | [ 140.556034][ T1176] Preemption disabled at: | [ 140.556035][ T1176] vprintk_emit (kernel/printk/printk.c:2471) | [ 140.556049][ T1176] Tainted: [W]=WARN [ 140.556050][ T1176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 140.556052][ T1176] Call Trace: [ 140.556054][ T1176] [ 140.556056][ T1176] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 140.556062][ T1176] ? vprintk_emit (kernel/printk/printk.c:2471) [ 140.556065][ T1176] __might_resched.cold (kernel/sched/core.c:9234) [ 140.556069][ T1176] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 140.556074][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556078][ T1176] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 140.556083][ T1176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 140.556086][ T1176] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 140.556091][ T1176] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 140.556093][ T1176] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 140.556096][ T1176] put_chars (drivers/char/virtio_console.c:1176) [ 140.556098][ T1176] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 140.556101][ T1176] ? __send_to_port (drivers/char/virtio_console.c:654) [ 140.556104][ T1176] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 140.556107][ T1176] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 140.556112][ T1176] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 140.556113][ T1176] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 140.556116][ T1176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 140.556118][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556120][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556123][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.556126][ T1176] console_emit_next_record (kernel/printk/printk.c:3183) [ 140.556129][ T1176] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 140.556132][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556134][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556137][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556139][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.556142][ T1176] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 140.556144][ T1176] console_flush_one_record (kernel/printk/printk.c:3268) [ 140.556147][ T1176] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 140.556151][ T1176] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 140.556153][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.556156][ T1176] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 140.556158][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556160][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.556162][ T1176] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 140.556164][ T1176] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 140.556167][ T1176] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 140.556170][ T1176] ? vprintk_emit (kernel/printk/printk.c:2478) [ 140.556173][ T1176] vprintk_emit (kernel/printk/printk.c:2479) [ 140.556176][ T1176] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 140.556178][ T1176] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 140.556183][ T1176] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 140.556186][ T1176] _printk (kernel/printk/printk.c:2504) [ 140.556190][ T1176] ? snapshot_read.cold (user.c:?) [ 140.556193][ T1176] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 140.556197][ T1176] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 140.556200][ T1176] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 140.556203][ T1176] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 140.556206][ T1176] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 140.556208][ T1176] ? netdev_notice (net/core/dev.c:13194) [ 140.556211][ T1176] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 140.556215][ T1176] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 140.556219][ T1176] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 140.556222][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556225][ T1176] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 140.556229][ T1176] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 140.556233][ T1176] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 140.556237][ T1176] __dev_change_flags (net/core/dev.c:9821) [ 140.556241][ T1176] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 140.556243][ T1176] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 140.556246][ T1176] ? __kernel_text_address (kernel/extable.c:79) [ 140.556248][ T1176] ? write_profile (profile.c:?) [ 140.556251][ T1176] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 140.556254][ T1176] netif_change_flags (net/core/dev.c:9877) [ 140.556258][ T1176] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 140.556263][ T1176] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 140.556266][ T1176] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 140.556267][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556270][ T1176] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 140.556275][ T1176] ? kasan_save_stack (mm/kasan/common.c:58) [ 140.556278][ T1176] ? kasan_save_stack (mm/kasan/common.c:57) [ 140.556280][ T1176] ? kasan_save_track (mm/kasan/common.c:78) [ 140.556282][ T1176] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 140.556284][ T1176] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 140.556287][ T1176] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 140.556289][ T1176] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 140.556290][ T1176] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 140.556292][ T1176] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.556294][ T1176] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 140.556296][ T1176] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 140.556298][ T1176] ? ___sys_sendmsg (net/socket.c:2767) [ 140.556300][ T1176] ? __sys_sendmsg (net/socket.c:2799) [ 140.556302][ T1176] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 140.556305][ T1176] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.556308][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556311][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.556313][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556315][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556317][ T1176] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 140.556320][ T1176] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 140.556322][ T1176] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 140.556324][ T1176] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 140.556327][ T1176] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 140.556330][ T1176] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 140.556334][ T1176] rtnl_newlink (net/core/rtnetlink.c:4215) [ 140.556337][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556339][ T1176] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 140.556341][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.556343][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556346][ T1176] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 140.556350][ T1176] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 140.556352][ T1176] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 140.556354][ T1176] ? __kernel_text_address (kernel/extable.c:79) [ 140.556356][ T1176] ? write_profile (profile.c:?) [ 140.556358][ T1176] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 140.556360][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556362][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556365][ T1176] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 140.556369][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.556371][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556374][ T1176] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 140.556376][ T1176] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 140.556378][ T1176] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.556380][ T1176] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 140.556383][ T1176] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 140.556386][ T1176] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 140.556388][ T1176] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 140.556390][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.556393][ T1176] ? netlink_ack (./include/linux/skbuff.h:2718) [ 140.556394][ T1176] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 140.556398][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556401][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.556404][ T1176] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 140.556407][ T1176] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 140.556409][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556411][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556414][ T1176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 140.556416][ T1176] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 140.556420][ T1176] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 140.556422][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556425][ T1176] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 140.556427][ T1176] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 140.556430][ T1176] ? copy_msghdr_from_user (net/socket.c:2650) [ 140.556432][ T1176] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 140.556434][ T1176] ? move_addr_to_kernel (net/socket.c:258) [ 140.556436][ T1176] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 140.556440][ T1176] ___sys_sendmsg (net/socket.c:2767) [ 140.556443][ T1176] ? copy_msghdr_from_user (net/socket.c:2619) [ 140.556451][ T1176] __sys_sendmsg (net/socket.c:2799) [ 140.556453][ T1176] ? __sys_sendmsg_sock (net/socket.c:2780) [ 140.556457][ T1176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 140.556460][ T1176] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 140.556462][ T1176] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 140.556470][ T1176] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 140.556472][ T1176] RIP: 0033:0x7fc6c2bbd54e [ 140.556475][ T1176] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 140.556478][ T1176] RSP: 002b:00007ffd3143b7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 140.556482][ T1176] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc6c2bbd54e [ 140.556484][ T1176] RDX: 0000000000000000 RSI: 00007ffd3143b860 RDI: 0000000000000005 [ 140.556485][ T1176] RBP: 00007ffd3143b7c0 R08: 0000000000000000 R09: 0000000000000000 [ 140.556487][ T1176] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108b2 [ 140.556488][ T1176] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3143bf20 | [ 145.846069][ T1191] softirqs last disabled at (0): 0x0 | [ 145.846071][ T1191] Preemption disabled at: | [ 145.846071][ T1191] vprintk_emit (kernel/printk/printk.c:2471) | [ 145.846082][ T1191] Tainted: [W]=WARN [ 145.846083][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 145.846086][ T1191] Call Trace: [ 145.846087][ T1191] [ 145.846088][ T1191] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 145.846094][ T1191] ? vprintk_emit (kernel/printk/printk.c:2471) [ 145.846096][ T1191] __might_resched.cold (kernel/sched/core.c:9234) [ 145.846100][ T1191] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 145.846103][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846107][ T1191] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 145.846111][ T1191] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 145.846114][ T1191] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 145.846118][ T1191] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 145.846119][ T1191] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 145.846121][ T1191] put_chars (drivers/char/virtio_console.c:1176) [ 145.846123][ T1191] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 145.846125][ T1191] ? __send_to_port (drivers/char/virtio_console.c:654) [ 145.846127][ T1191] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 145.846129][ T1191] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 145.846133][ T1191] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 145.846134][ T1191] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 145.846136][ T1191] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 145.846137][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846139][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846141][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846143][ T1191] console_emit_next_record (kernel/printk/printk.c:3183) [ 145.846145][ T1191] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 145.846147][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846149][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846151][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846152][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846154][ T1191] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 145.846156][ T1191] console_flush_one_record (kernel/printk/printk.c:3268) [ 145.846158][ T1191] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 145.846161][ T1191] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 145.846163][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846164][ T1191] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 145.846166][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846167][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.846169][ T1191] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 145.846170][ T1191] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 145.846172][ T1191] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 145.846174][ T1191] ? vprintk_emit (kernel/printk/printk.c:2478) [ 145.846176][ T1191] vprintk_emit (kernel/printk/printk.c:2479) [ 145.846178][ T1191] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 145.846180][ T1191] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 145.846184][ T1191] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 145.846187][ T1191] _printk (kernel/printk/printk.c:2504) [ 145.846190][ T1191] ? snapshot_read.cold (user.c:?) [ 145.846192][ T1191] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 145.846195][ T1191] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 145.846197][ T1191] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 145.846200][ T1191] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 145.846202][ T1191] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 145.846204][ T1191] ? netdev_notice (net/core/dev.c:13194) [ 145.846205][ T1191] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 145.846208][ T1191] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 145.846212][ T1191] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 145.846215][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846217][ T1191] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.846219][ T1191] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 145.846222][ T1191] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 145.846225][ T1191] __dev_change_flags (net/core/dev.c:9821) [ 145.846228][ T1191] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 145.846230][ T1191] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 145.846232][ T1191] ? __kernel_text_address (kernel/extable.c:79) [ 145.846233][ T1191] ? write_profile (profile.c:?) [ 145.846236][ T1191] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.846238][ T1191] netif_change_flags (net/core/dev.c:9877) [ 145.846240][ T1191] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 145.846245][ T1191] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 145.846246][ T1191] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 145.846247][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846249][ T1191] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 145.846253][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846254][ T1191] ? kasan_save_stack (mm/kasan/common.c:58) [ 145.846257][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846259][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846260][ T1191] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 145.846262][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.846264][ T1191] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 145.846266][ T1191] ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004) [ 145.846269][ T1191] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 145.846271][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846273][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846275][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846276][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846278][ T1191] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 145.846280][ T1191] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 145.846281][ T1191] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 145.846283][ T1191] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 145.846284][ T1191] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 145.846285][ T1191] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 145.846287][ T1191] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 145.846290][ T1191] rtnl_newlink (net/core/rtnetlink.c:4215) [ 145.846291][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846293][ T1191] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 145.846294][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846296][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846298][ T1191] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 145.846301][ T1191] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 145.846303][ T1191] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 145.846304][ T1191] ? __kernel_text_address (kernel/extable.c:79) [ 145.846305][ T1191] ? write_profile (profile.c:?) [ 145.846306][ T1191] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 145.846308][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846309][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846311][ T1191] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 145.846314][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846316][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846318][ T1191] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 145.846319][ T1191] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 145.846321][ T1191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.846322][ T1191] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 145.846323][ T1191] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 145.846326][ T1191] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 145.846327][ T1191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 145.846328][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.846330][ T1191] ? netlink_ack (./include/linux/skbuff.h:2718) [ 145.846331][ T1191] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 145.846334][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846335][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.846337][ T1191] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 145.846339][ T1191] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 145.846341][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846342][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846344][ T1191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 145.846346][ T1191] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 145.846348][ T1191] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 145.846350][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846351][ T1191] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 145.846353][ T1191] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 145.846355][ T1191] ? copy_msghdr_from_user (net/socket.c:2650) [ 145.846356][ T1191] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 145.846358][ T1191] ? move_addr_to_kernel (net/socket.c:258) [ 145.846359][ T1191] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 145.846362][ T1191] ___sys_sendmsg (net/socket.c:2767) [ 145.846364][ T1191] ? copy_msghdr_from_user (net/socket.c:2619) [ 145.846368][ T1191] __sys_sendmsg (net/socket.c:2799) [ 145.846370][ T1191] ? __sys_sendmsg_sock (net/socket.c:2780) [ 145.846373][ T1191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 145.846375][ T1191] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 145.846377][ T1191] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 145.846380][ T1191] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 145.846382][ T1191] RIP: 0033:0x7f55a2f7054e [ 145.846384][ T1191] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 145.846386][ T1191] RSP: 002b:00007ffd23dbbd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 145.846389][ T1191] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f55a2f7054e [ 145.846391][ T1191] RDX: 0000000000000000 RSI: 00007ffd23dbbe20 RDI: 0000000000000005 [ 145.846392][ T1191] RBP: 00007ffd23dbbd80 R08: 0000000000000000 R09: 0000000000000000 [ 145.846393][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108b7 [ 145.846393][ T1191] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd23dbc4e0 | [ 148.212092][ T1218] softirqs last disabled at (0): 0x0 | [ 148.212095][ T1218] Preemption disabled at: | [ 148.212096][ T1218] vprintk_emit (kernel/printk/printk.c:2471) | [ 148.212109][ T1218] Tainted: [W]=WARN [ 148.212110][ T1218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.212112][ T1218] Call Trace: [ 148.212114][ T1218] [ 148.212116][ T1218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 148.212122][ T1218] ? vprintk_emit (kernel/printk/printk.c:2471) [ 148.212125][ T1218] __might_resched.cold (kernel/sched/core.c:9234) [ 148.212129][ T1218] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 148.212132][ T1218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 148.212136][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212140][ T1218] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 148.212144][ T1218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 148.212147][ T1218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.212152][ T1218] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 148.212154][ T1218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.212157][ T1218] put_chars (drivers/char/virtio_console.c:1176) [ 148.212160][ T1218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 148.212163][ T1218] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 148.212166][ T1218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 148.212171][ T1218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 148.212173][ T1218] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 148.212177][ T1218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 148.212179][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212181][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212185][ T1218] console_emit_next_record (kernel/printk/printk.c:3183) [ 148.212188][ T1218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 148.212191][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212193][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212195][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212197][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.212200][ T1218] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 148.212203][ T1218] console_flush_one_record (kernel/printk/printk.c:3268) [ 148.212206][ T1218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 148.212210][ T1218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 148.212212][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.212214][ T1218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 148.212216][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212218][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.212220][ T1218] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 148.212223][ T1218] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 148.212226][ T1218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 148.212228][ T1218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 148.212231][ T1218] vprintk_emit (kernel/printk/printk.c:2479) [ 148.212234][ T1218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 148.212237][ T1218] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 148.212241][ T1218] _printk (kernel/printk/printk.c:2504) [ 148.212244][ T1218] ? snapshot_read.cold (user.c:?) [ 148.212247][ T1218] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 148.212251][ T1218] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 148.212253][ T1218] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 148.212257][ T1218] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 148.212260][ T1218] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 148.212262][ T1218] ? netdev_notice (net/core/dev.c:13194) [ 148.212264][ T1218] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.212268][ T1218] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.212270][ T1218] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 148.212274][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212276][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212279][ T1218] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 148.212283][ T1218] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 148.212286][ T1218] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 148.212289][ T1218] __dev_change_flags (net/core/dev.c:9834) [ 148.212294][ T1218] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 148.212296][ T1218] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 148.212299][ T1218] ? __kernel_text_address (kernel/extable.c:79) [ 148.212301][ T1218] ? write_profile (profile.c:?) [ 148.212304][ T1218] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 148.212307][ T1218] netif_change_flags (net/core/dev.c:9877) [ 148.212310][ T1218] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 148.212315][ T1218] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 148.212317][ T1218] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 148.212319][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212321][ T1218] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 148.212326][ T1218] ? kasan_save_stack (mm/kasan/common.c:58) [ 148.212330][ T1218] ? kasan_save_stack (mm/kasan/common.c:57) [ 148.212332][ T1218] ? kasan_save_track (mm/kasan/common.c:78) [ 148.212334][ T1218] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 148.212336][ T1218] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 148.212338][ T1218] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 148.212340][ T1218] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.212342][ T1218] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 148.212344][ T1218] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.212345][ T1218] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.212347][ T1218] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 148.212350][ T1218] ? ___sys_sendmsg (net/socket.c:2767) [ 148.212352][ T1218] ? __sys_sendmsg (net/socket.c:2799) [ 148.212354][ T1218] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 148.212357][ T1218] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.212360][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212363][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.212365][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212367][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212369][ T1218] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 148.212372][ T1218] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 148.212375][ T1218] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 148.212377][ T1218] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 148.212379][ T1218] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 148.212383][ T1218] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 148.212386][ T1218] rtnl_newlink (net/core/rtnetlink.c:4215) [ 148.212389][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212391][ T1218] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.212393][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.212395][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212398][ T1218] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 148.212402][ T1218] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 148.212404][ T1218] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 148.212406][ T1218] ? __kernel_text_address (kernel/extable.c:79) [ 148.212408][ T1218] ? write_profile (profile.c:?) [ 148.212410][ T1218] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 148.212412][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212414][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212416][ T1218] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 148.212421][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.212423][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212425][ T1218] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.212427][ T1218] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.212430][ T1218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.212432][ T1218] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 148.212434][ T1218] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 148.212438][ T1218] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 148.212440][ T1218] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.212442][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.212444][ T1218] ? netlink_ack (./include/linux/skbuff.h:2718) [ 148.212446][ T1218] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 148.212450][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212452][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.212455][ T1218] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.212458][ T1218] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 148.212460][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212462][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212465][ T1218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.212467][ T1218] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.212470][ T1218] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 148.212473][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212475][ T1218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.212478][ T1218] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 148.212480][ T1218] ? copy_msghdr_from_user (net/socket.c:2650) [ 148.212483][ T1218] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 148.212485][ T1218] ? move_addr_to_kernel (net/socket.c:258) [ 148.212491][ T1218] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 148.212496][ T1218] ___sys_sendmsg (net/socket.c:2767) [ 148.212498][ T1218] ? copy_msghdr_from_user (net/socket.c:2619) [ 148.212506][ T1218] __sys_sendmsg (net/socket.c:2799) [ 148.212509][ T1218] ? __sys_sendmsg_sock (net/socket.c:2780) [ 148.212513][ T1218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.212516][ T1218] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 148.212518][ T1218] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 148.212520][ T1218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.212523][ T1218] RIP: 0033:0x7fab25ebd54e [ 148.212525][ T1218] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 148.212527][ T1218] RSP: 002b:00007ffe53f9a5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 148.212532][ T1218] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fab25ebd54e [ 148.212534][ T1218] RDX: 0000000000000000 RSI: 00007ffe53f9a6a0 RDI: 0000000000000005 [ 148.212535][ T1218] RBP: 00007ffe53f9a600 R08: 0000000000000000 R09: 0000000000000000 [ 148.212536][ T1218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108b9 [ 148.212538][ T1218] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe53f9ad60 | [ 153.469329][ T1233] softirqs last disabled at (0): 0x0 | [ 153.469331][ T1233] Preemption disabled at: | [ 153.469332][ T1233] vprintk_emit (kernel/printk/printk.c:2471) | [ 153.469343][ T1233] Tainted: [W]=WARN [ 153.469344][ T1233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.469345][ T1233] Call Trace: [ 153.469347][ T1233] [ 153.469348][ T1233] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 153.469353][ T1233] ? vprintk_emit (kernel/printk/printk.c:2471) [ 153.469355][ T1233] __might_resched.cold (kernel/sched/core.c:9234) [ 153.469359][ T1233] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 153.469361][ T1233] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 153.469364][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469368][ T1233] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 153.469371][ T1233] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.469374][ T1233] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.469378][ T1233] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 153.469379][ T1233] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.469381][ T1233] put_chars (drivers/char/virtio_console.c:1176) [ 153.469383][ T1233] ? __send_to_port (drivers/char/virtio_console.c:654) [ 153.469385][ T1233] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 153.469387][ T1233] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 153.469391][ T1233] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 153.469392][ T1233] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 153.469395][ T1233] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.469397][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469398][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469401][ T1233] console_emit_next_record (kernel/printk/printk.c:3183) [ 153.469403][ T1233] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 153.469405][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469407][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469408][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469410][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.469412][ T1233] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 153.469413][ T1233] console_flush_one_record (kernel/printk/printk.c:3268) [ 153.469416][ T1233] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 153.469418][ T1233] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 153.469420][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.469421][ T1233] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 153.469423][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469424][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.469426][ T1233] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 153.469427][ T1233] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 153.469429][ T1233] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 153.469431][ T1233] ? vprintk_emit (kernel/printk/printk.c:2478) [ 153.469433][ T1233] vprintk_emit (kernel/printk/printk.c:2479) [ 153.469435][ T1233] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 153.469437][ T1233] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 153.469440][ T1233] _printk (kernel/printk/printk.c:2504) [ 153.469443][ T1233] ? snapshot_read.cold (user.c:?) [ 153.469445][ T1233] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 153.469448][ T1233] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 153.469449][ T1233] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 153.469452][ T1233] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 153.469454][ T1233] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 153.469456][ T1233] ? netdev_notice (net/core/dev.c:13194) [ 153.469457][ T1233] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.469461][ T1233] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.469462][ T1233] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 153.469465][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469467][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469469][ T1233] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 153.469472][ T1233] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 153.469474][ T1233] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 153.469477][ T1233] __dev_change_flags (net/core/dev.c:9834) [ 153.469480][ T1233] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 153.469482][ T1233] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 153.469484][ T1233] ? __kernel_text_address (kernel/extable.c:79) [ 153.469485][ T1233] ? write_profile (profile.c:?) [ 153.469488][ T1233] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.469490][ T1233] netif_change_flags (net/core/dev.c:9877) [ 153.469492][ T1233] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 153.469497][ T1233] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 153.469498][ T1233] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 153.469499][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469501][ T1233] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 153.469512][ T1233] ? kasan_save_stack (mm/kasan/common.c:58) [ 153.469515][ T1233] ? kasan_save_stack (mm/kasan/common.c:57) [ 153.469516][ T1233] ? kasan_save_track (mm/kasan/common.c:78) [ 153.469518][ T1233] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 153.469519][ T1233] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 153.469521][ T1233] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 153.469522][ T1233] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.469523][ T1233] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.469525][ T1233] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.469526][ T1233] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.469527][ T1233] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.469529][ T1233] ? ___sys_sendmsg (net/socket.c:2767) [ 153.469531][ T1233] ? __sys_sendmsg (net/socket.c:2799) [ 153.469532][ T1233] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.469534][ T1233] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.469537][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469538][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.469540][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469541][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469543][ T1233] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 153.469545][ T1233] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 153.469547][ T1233] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 153.469549][ T1233] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 153.469550][ T1233] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 153.469552][ T1233] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 153.469554][ T1233] rtnl_newlink (net/core/rtnetlink.c:4215) [ 153.469556][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469558][ T1233] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.469559][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.469560][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469562][ T1233] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 153.469565][ T1233] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 153.469567][ T1233] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 153.469568][ T1233] ? __kernel_text_address (kernel/extable.c:79) [ 153.469569][ T1233] ? write_profile (profile.c:?) [ 153.469571][ T1233] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.469572][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469573][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469575][ T1233] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 153.469579][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.469580][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469582][ T1233] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.469583][ T1233] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.469585][ T1233] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.469586][ T1233] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 153.469588][ T1233] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 153.469590][ T1233] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.469591][ T1233] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.469593][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.469594][ T1233] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.469595][ T1233] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 153.469598][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469600][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.469602][ T1233] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.469603][ T1233] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.469605][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469607][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469608][ T1233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.469610][ T1233] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.469612][ T1233] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 153.469614][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469615][ T1233] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.469617][ T1233] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.469619][ T1233] ? copy_msghdr_from_user (net/socket.c:2650) [ 153.469620][ T1233] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 153.469622][ T1233] ? move_addr_to_kernel (net/socket.c:258) [ 153.469623][ T1233] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 153.469626][ T1233] ___sys_sendmsg (net/socket.c:2767) [ 153.469627][ T1233] ? copy_msghdr_from_user (net/socket.c:2619) [ 153.469632][ T1233] __sys_sendmsg (net/socket.c:2799) [ 153.469634][ T1233] ? __sys_sendmsg_sock (net/socket.c:2780) [ 153.469637][ T1233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.469639][ T1233] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.469640][ T1233] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 153.469642][ T1233] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.469644][ T1233] RIP: 0033:0x7f5391b1854e [ 153.469646][ T1233] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 153.469648][ T1233] RSP: 002b:00007ffd1ee692b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.469651][ T1233] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5391b1854e [ 153.469653][ T1233] RDX: 0000000000000000 RSI: 00007ffd1ee69360 RDI: 0000000000000005 [ 153.469654][ T1233] RBP: 00007ffd1ee692c0 R08: 0000000000000000 R09: 0000000000000000 [ 153.469654][ T1233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108be [ 153.469655][ T1233] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1ee69a20 | [ 161.958229][ T58] softirqs last disabled at (23009): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 161.958231][ T58] Preemption disabled at: | [ 161.958232][ T58] netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) | [ 161.958242][ T58] Tainted: [W]=WARN [ 161.958243][ T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.958245][ T58] Workqueue: events netdev_work_proc [ 161.958250][ T58] Call Trace: [ 161.958252][ T58] [ 161.958253][ T58] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 161.958259][ T58] ? netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) [ 161.958260][ T58] __might_resched.cold (kernel/sched/core.c:9234) [ 161.958264][ T58] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 161.958267][ T58] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 161.958270][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958274][ T58] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 161.958277][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 161.958280][ T58] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.958283][ T58] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.958285][ T58] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 161.958287][ T58] put_chars (drivers/char/virtio_console.c:1176) [ 161.958289][ T58] ? __send_to_port (drivers/char/virtio_console.c:654) [ 161.958291][ T58] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 161.958294][ T58] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 161.958298][ T58] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 161.958299][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958301][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.958303][ T58] console_emit_next_record (kernel/printk/printk.c:3183) [ 161.958305][ T58] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 161.958307][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958309][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958310][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958312][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.958314][ T58] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 161.958316][ T58] console_flush_one_record (kernel/printk/printk.c:3268) [ 161.958318][ T58] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 161.958321][ T58] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 161.958323][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.958324][ T58] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 161.958326][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958327][ T58] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 161.958329][ T58] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 161.958330][ T58] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 161.958332][ T58] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 161.958334][ T58] ? vprintk_emit (kernel/printk/printk.c:2478) [ 161.958336][ T58] vprintk_emit (kernel/printk/printk.c:2479) [ 161.958339][ T58] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 161.958341][ T58] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 161.958343][ T58] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 161.958346][ T58] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 161.958348][ T58] _printk (kernel/printk/printk.c:2504) [ 161.958351][ T58] ? snapshot_read.cold (user.c:?) [ 161.958354][ T58] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 161.958356][ T58] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 161.958358][ T58] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 161.958360][ T58] ? netdev_notice (net/core/dev.c:13194) [ 161.958361][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.958363][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958364][ T58] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.958366][ T58] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 161.958368][ T58] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 161.958370][ T58] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 161.958373][ T58] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 161.958376][ T58] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 161.958379][ T58] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 161.958382][ T58] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 161.958384][ T58] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 161.958385][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 161.958387][ T58] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 161.958389][ T58] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 161.958391][ T58] ? ref_tracker_free (lib/ref_tracker.c:339) [ 161.958394][ T58] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 161.958395][ T58] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 161.958397][ T58] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 161.958398][ T58] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 161.958400][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958402][ T58] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 161.958404][ T58] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 161.958405][ T58] ? netdev_work_sched (net/core/netdev_work.c:82) [ 161.958407][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958408][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 161.958410][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 161.958412][ T58] process_one_work (kernel/workqueue.c:3387) [ 161.958415][ T58] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 161.958417][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 161.958420][ T58] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 161.958422][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.958423][ T58] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 161.958425][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.958427][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 161.958429][ T58] kthread (kernel/kthread.c:436) [ 161.958430][ T58] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 161.958432][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 161.958433][ T58] ret_from_fork (arch/x86/kernel/process.c:158) [ 161.958435][ T58] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 161.958437][ T58] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 161.958439][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 161.958441][ T58] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.014469][ T1498] softirqs last disabled at (0): 0x0 | [ 163.014471][ T1498] Preemption disabled at: | [ 163.014471][ T1498] vprintk_emit (kernel/printk/printk.c:2471) | [ 163.014482][ T1498] Tainted: [W]=WARN [ 163.014483][ T1498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.014485][ T1498] Call Trace: [ 163.014486][ T1498] [ 163.014487][ T1498] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 163.014493][ T1498] ? vprintk_emit (kernel/printk/printk.c:2471) [ 163.014495][ T1498] __might_resched.cold (kernel/sched/core.c:9234) [ 163.014498][ T1498] ? __module_address (kernel/module/main.c:3915) [ 163.014502][ T1498] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 163.014505][ T1498] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 163.014506][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014510][ 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)) [ 163.014513][ T1498] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.014516][ T1498] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.014520][ 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) [ 163.014522][ T1498] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.014523][ T1498] put_chars (drivers/char/virtio_console.c:1176) [ 163.014525][ T1498] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 163.014527][ T1498] ? __send_to_port (drivers/char/virtio_console.c:654) [ 163.014528][ T1498] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 163.014530][ T1498] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 163.014538][ T1498] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 163.014541][ T1498] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 163.014543][ 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) [ 163.014544][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014546][ T1498] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.014547][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014549][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014551][ T1498] console_emit_next_record (kernel/printk/printk.c:3183) [ 163.014553][ T1498] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 163.014555][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014557][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014559][ T1498] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 163.014561][ T1498] console_flush_one_record (kernel/printk/printk.c:3268) [ 163.014563][ T1498] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 163.014566][ T1498] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 163.014567][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014569][ T1498] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 163.014570][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014572][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.014573][ T1498] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 163.014575][ T1498] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 163.014577][ T1498] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 163.014579][ T1498] ? vprintk_emit (kernel/printk/printk.c:2478) [ 163.014580][ T1498] vprintk_emit (kernel/printk/printk.c:2479) [ 163.014583][ T1498] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 163.014585][ T1498] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.014586][ T1498] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 163.014588][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014589][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014591][ T1498] _printk (kernel/printk/printk.c:2504) [ 163.014594][ T1498] ? snapshot_read.cold (user.c:?) [ 163.014596][ T1498] ? br_multicast_flood (??:?) bridge [ 163.014608][ T1498] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 163.014611][ T1498] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 163.014612][ T1498] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 163.014614][ T1498] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 163.014622][ T1498] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 163.014629][ T1498] new_nbp (net/bridge/br_if.c:449) bridge [ 163.014636][ T1498] br_add_if (net/bridge/br_if.c:592) bridge [ 163.014642][ T1498] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 163.014644][ T1498] ? dev_change_flags (net/core/dev_api.c:69) [ 163.014646][ T1498] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 163.014649][ T1498] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 163.014650][ T1498] do_set_master (net/core/rtnetlink.c:3071) [ 163.014653][ T1498] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 163.014655][ T1498] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 163.014656][ T1498] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 163.014657][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014659][ T1498] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 163.014662][ T1498] ? kasan_save_stack (mm/kasan/common.c:58) [ 163.014665][ T1498] ? kasan_save_stack (mm/kasan/common.c:57) [ 163.014667][ T1498] ? kasan_save_track (mm/kasan/common.c:78) [ 163.014668][ T1498] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 163.014670][ T1498] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 163.014671][ T1498] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 163.014672][ T1498] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 163.014673][ T1498] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 163.014676][ T1498] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.014677][ T1498] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 163.014679][ T1498] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 163.014681][ T1498] ? ___sys_sendmsg (net/socket.c:2767) [ 163.014682][ T1498] ? __sys_sendmsg (net/socket.c:2799) [ 163.014684][ T1498] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 163.014686][ T1498] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.014689][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014690][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014692][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014693][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014695][ T1498] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 163.014698][ 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) [ 163.014700][ T1498] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 163.014702][ T1498] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 163.014703][ T1498] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 163.014704][ T1498] ? nla_get_range_signed (lib/nlattr.c:270) [ 163.014707][ T1498] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 163.014709][ T1498] rtnl_newlink (net/core/rtnetlink.c:4215) [ 163.014711][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014712][ T1498] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 163.014714][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014715][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014717][ T1498] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 163.014720][ T1498] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 163.014722][ T1498] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 163.014724][ T1498] ? __kernel_text_address (kernel/extable.c:79) [ 163.014725][ T1498] ? write_profile (profile.c:?) [ 163.014727][ T1498] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 163.014729][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014731][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014732][ T1498] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 163.014736][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014737][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014739][ T1498] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 163.014740][ T1498] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 163.014742][ T1498] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.014743][ T1498] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 163.014745][ T1498] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 163.014747][ T1498] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 163.014748][ T1498] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.014750][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.014751][ T1498] ? netlink_ack (./include/linux/skbuff.h:2718) [ 163.014752][ T1498] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 163.014755][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014756][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.014758][ T1498] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.014760][ T1498] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.014762][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014763][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014765][ T1498] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.014767][ T1498] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 163.014769][ T1498] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 163.014770][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014772][ T1498] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.014774][ T1498] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 163.014775][ T1498] ? copy_msghdr_from_user (net/socket.c:2650) [ 163.014777][ T1498] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 163.014778][ T1498] ? move_addr_to_kernel (net/socket.c:258) [ 163.014780][ T1498] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 163.014782][ T1498] ___sys_sendmsg (net/socket.c:2767) [ 163.014784][ T1498] ? copy_msghdr_from_user (net/socket.c:2619) [ 163.014789][ T1498] __sys_sendmsg (net/socket.c:2799) [ 163.014791][ T1498] ? __sys_sendmsg_sock (net/socket.c:2780) [ 163.014793][ T1498] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.014795][ T1498] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 163.014797][ T1498] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 163.014799][ T1498] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.014800][ T1498] RIP: 0033:0x7f0a032a554e [ 163.014802][ 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 [ 163.014804][ T1498] RSP: 002b:00007ffe336e0090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.014807][ T1498] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0a032a554e [ 163.014809][ T1498] RDX: 0000000000000000 RSI: 00007ffe336e0140 RDI: 0000000000000005 [ 163.014810][ T1498] RBP: 00007ffe336e00a0 R08: 0000000000000000 R09: 0000000000000000 [ 163.014810][ T1498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108c8 [ 163.014811][ T1498] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe336e0800 | [ 179.763984][ T1555] softirqs last disabled at (0): 0x0 | [ 179.763986][ T1555] Preemption disabled at: | [ 179.763986][ T1555] vprintk_emit (kernel/printk/printk.c:2471) | [ 179.763997][ T1555] Tainted: [W]=WARN [ 179.763999][ T1555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 179.764000][ T1555] Call Trace: [ 179.764002][ T1555] [ 179.764006][ T1555] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 179.764011][ T1555] ? vprintk_emit (kernel/printk/printk.c:2471) [ 179.764013][ T1555] __might_resched.cold (kernel/sched/core.c:9234) [ 179.764017][ T1555] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 179.764020][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764024][ T1555] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 179.764028][ T1555] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 179.764031][ T1555] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 179.764034][ T1555] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 179.764036][ T1555] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 179.764038][ T1555] put_chars (drivers/char/virtio_console.c:1176) [ 179.764040][ T1555] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 179.764041][ T1555] ? __send_to_port (drivers/char/virtio_console.c:654) [ 179.764044][ T1555] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 179.764046][ T1555] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 179.764049][ T1555] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 179.764050][ T1555] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 179.764052][ T1555] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 179.764053][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764055][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764057][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.764059][ T1555] console_emit_next_record (kernel/printk/printk.c:3183) [ 179.764061][ T1555] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 179.764063][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764065][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764066][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764068][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.764070][ T1555] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 179.764071][ T1555] console_flush_one_record (kernel/printk/printk.c:3268) [ 179.764074][ T1555] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 179.764076][ T1555] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 179.764078][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.764080][ T1555] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 179.764081][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764083][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.764084][ T1555] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 179.764086][ T1555] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 179.764088][ T1555] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 179.764090][ T1555] ? vprintk_emit (kernel/printk/printk.c:2478) [ 179.764092][ T1555] vprintk_emit (kernel/printk/printk.c:2479) [ 179.764094][ T1555] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 179.764096][ T1555] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 179.764100][ T1555] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 179.764102][ T1555] _printk (kernel/printk/printk.c:2504) [ 179.764106][ T1555] ? snapshot_read.cold (user.c:?) [ 179.764108][ T1555] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 179.764111][ T1555] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 179.764112][ T1555] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 179.764115][ T1555] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 179.764117][ T1555] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 179.764119][ T1555] ? netdev_notice (net/core/dev.c:13194) [ 179.764120][ T1555] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 179.764124][ T1555] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 179.764127][ T1555] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 179.764130][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764132][ T1555] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 179.764134][ T1555] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 179.764138][ T1555] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 179.764140][ T1555] __dev_change_flags (net/core/dev.c:9821) [ 179.764144][ T1555] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 179.764145][ T1555] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 179.764147][ T1555] ? __kernel_text_address (kernel/extable.c:79) [ 179.764149][ T1555] ? write_profile (profile.c:?) [ 179.764151][ T1555] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 179.764153][ T1555] netif_change_flags (net/core/dev.c:9877) [ 179.764156][ T1555] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 179.764160][ T1555] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 179.764162][ T1555] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 179.764163][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764165][ T1555] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 179.764168][ T1555] ? kasan_save_stack (mm/kasan/common.c:58) [ 179.764172][ T1555] ? kasan_save_stack (mm/kasan/common.c:57) [ 179.764173][ T1555] ? kasan_save_track (mm/kasan/common.c:78) [ 179.764174][ T1555] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 179.764176][ T1555] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 179.764177][ T1555] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 179.764179][ T1555] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 179.764180][ T1555] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 179.764181][ T1555] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 179.764183][ T1555] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 179.764184][ T1555] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 179.764185][ T1555] ? ___sys_sendmsg (net/socket.c:2767) [ 179.764186][ T1555] ? __sys_sendmsg (net/socket.c:2799) [ 179.764188][ T1555] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 179.764190][ T1555] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 179.764192][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764194][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.764196][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764197][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764199][ T1555] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 179.764201][ T1555] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 179.764202][ T1555] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 179.764203][ T1555] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 179.764205][ T1555] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 179.764207][ T1555] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 179.764209][ T1555] rtnl_newlink (net/core/rtnetlink.c:4215) [ 179.764211][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764213][ T1555] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 179.764214][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.764215][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764217][ T1555] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 179.764220][ T1555] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 179.764222][ T1555] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 179.764223][ T1555] ? __kernel_text_address (kernel/extable.c:79) [ 179.764224][ T1555] ? write_profile (profile.c:?) [ 179.764225][ T1555] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 179.764226][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764228][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764230][ T1555] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 179.764233][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.764234][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764236][ T1555] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 179.764237][ T1555] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 179.764239][ T1555] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 179.764240][ T1555] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 179.764242][ T1555] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 179.764244][ T1555] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 179.764245][ T1555] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 179.764247][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.764248][ T1555] ? netlink_ack (./include/linux/skbuff.h:2718) [ 179.764249][ T1555] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 179.764252][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764254][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.764255][ T1555] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 179.764257][ T1555] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 179.764259][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764260][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764262][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 179.764264][ T1555] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 179.764266][ T1555] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 179.764268][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764269][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 179.764271][ T1555] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 179.764273][ T1555] ? copy_msghdr_from_user (net/socket.c:2650) [ 179.764274][ T1555] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 179.764276][ T1555] ? move_addr_to_kernel (net/socket.c:258) [ 179.764277][ T1555] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 179.764279][ T1555] ___sys_sendmsg (net/socket.c:2767) [ 179.764281][ T1555] ? copy_msghdr_from_user (net/socket.c:2619) [ 179.764286][ T1555] __sys_sendmsg (net/socket.c:2799) [ 179.764288][ T1555] ? __sys_sendmsg_sock (net/socket.c:2780) [ 179.764291][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 179.764293][ T1555] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 179.764294][ T1555] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 179.764296][ T1555] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 179.764297][ T1555] RIP: 0033:0x7fe0d4e7254e [ 179.764299][ T1555] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 179.764301][ T1555] RSP: 002b:00007ffdb11158a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 179.764305][ T1555] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe0d4e7254e [ 179.764306][ T1555] RDX: 0000000000000000 RSI: 00007ffdb1115950 RDI: 0000000000000005 [ 179.764307][ T1555] RBP: 00007ffdb11158b0 R08: 0000000000000000 R09: 0000000000000000 [ 179.764308][ T1555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108d9 [ 179.764309][ T1555] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb1116010 | [ 185.032775][ T1570] softirqs last disabled at (0): 0x0 | [ 185.032776][ T1570] Preemption disabled at: | [ 185.032777][ T1570] vprintk_emit (kernel/printk/printk.c:2471) | [ 185.032789][ T1570] Tainted: [W]=WARN [ 185.032789][ T1570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 185.032791][ T1570] Call Trace: [ 185.032793][ T1570] [ 185.032794][ T1570] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 185.032799][ T1570] ? vprintk_emit (kernel/printk/printk.c:2471) [ 185.032802][ T1570] __might_resched.cold (kernel/sched/core.c:9234) [ 185.032805][ T1570] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 185.032809][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032813][ T1570] __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)) [ 185.032816][ T1570] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 185.032819][ T1570] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 185.032823][ T1570] ? 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) [ 185.032824][ T1570] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 185.032826][ T1570] put_chars (drivers/char/virtio_console.c:1176) [ 185.032828][ T1570] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 185.032830][ T1570] ? __send_to_port (drivers/char/virtio_console.c:654) [ 185.032832][ T1570] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 185.032834][ T1570] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 185.032838][ T1570] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 185.032839][ T1570] ? 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) [ 185.032840][ T1570] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 185.032842][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032843][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032845][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.032847][ T1570] console_emit_next_record (kernel/printk/printk.c:3183) [ 185.032850][ T1570] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 185.032852][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032853][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032855][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032857][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.032858][ T1570] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 185.032860][ T1570] console_flush_one_record (kernel/printk/printk.c:3268) [ 185.032862][ T1570] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 185.032865][ T1570] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 185.032867][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.032868][ T1570] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 185.032870][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032871][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.032873][ T1570] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 185.032874][ T1570] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 185.032876][ T1570] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 185.032878][ T1570] ? vprintk_emit (kernel/printk/printk.c:2478) [ 185.032880][ T1570] vprintk_emit (kernel/printk/printk.c:2479) [ 185.032882][ T1570] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 185.032884][ T1570] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 185.032887][ T1570] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 185.032890][ T1570] _printk (kernel/printk/printk.c:2504) [ 185.032893][ T1570] ? snapshot_read.cold (user.c:?) [ 185.032895][ T1570] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 185.032898][ T1570] ? __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)) [ 185.032900][ T1570] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 185.032903][ T1570] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 185.032904][ T1570] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 185.032906][ T1570] ? netdev_notice (net/core/dev.c:13194) [ 185.032908][ T1570] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 185.032911][ T1570] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 185.032914][ T1570] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 185.032917][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032919][ T1570] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 185.032922][ T1570] ? 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) [ 185.032925][ T1570] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 185.032928][ T1570] __dev_change_flags (net/core/dev.c:9821) [ 185.032931][ T1570] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 185.032932][ T1570] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 185.032935][ T1570] ? __kernel_text_address (kernel/extable.c:79) [ 185.032936][ T1570] ? write_profile (profile.c:?) [ 185.032938][ T1570] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 185.032940][ T1570] netif_change_flags (net/core/dev.c:9877) [ 185.032943][ T1570] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 185.032947][ T1570] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 185.032948][ T1570] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 185.032949][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032951][ T1570] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 185.032955][ T1570] ? kasan_save_stack (mm/kasan/common.c:58) [ 185.032958][ T1570] ? kasan_save_stack (mm/kasan/common.c:57) [ 185.032959][ T1570] ? kasan_save_track (mm/kasan/common.c:78) [ 185.032961][ T1570] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 185.032962][ T1570] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 185.032964][ T1570] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 185.032965][ T1570] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 185.032966][ T1570] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 185.032967][ T1570] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 185.032968][ T1570] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 185.032970][ T1570] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 185.032971][ T1570] ? ___sys_sendmsg (net/socket.c:2767) [ 185.032972][ T1570] ? __sys_sendmsg (net/socket.c:2799) [ 185.032974][ T1570] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 185.032976][ T1570] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 185.032978][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032980][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.032982][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032983][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032985][ T1570] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 185.032987][ T1570] ? __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) [ 185.032988][ T1570] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 185.032990][ T1570] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 185.032991][ T1570] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 185.032993][ T1570] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 185.032995][ T1570] rtnl_newlink (net/core/rtnetlink.c:4215) [ 185.032997][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.032999][ T1570] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 185.033000][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.033001][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033005][ T1570] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 185.033009][ T1570] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 185.033010][ T1570] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 185.033012][ T1570] ? __kernel_text_address (kernel/extable.c:79) [ 185.033013][ T1570] ? write_profile (profile.c:?) [ 185.033014][ T1570] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 185.033015][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033017][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033019][ T1570] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 185.033022][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.033024][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033026][ T1570] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 185.033027][ T1570] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 185.033029][ T1570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 185.033030][ T1570] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 185.033031][ T1570] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 185.033034][ T1570] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 185.033035][ T1570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 185.033036][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.033038][ T1570] ? netlink_ack (./include/linux/skbuff.h:2718) [ 185.033039][ T1570] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 185.033042][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033043][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.033045][ T1570] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 185.033047][ T1570] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 185.033049][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033050][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033052][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.033054][ T1570] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 185.033056][ T1570] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 185.033057][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033059][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.033061][ T1570] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 185.033062][ T1570] ? copy_msghdr_from_user (net/socket.c:2650) [ 185.033064][ T1570] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 185.033066][ T1570] ? move_addr_to_kernel (net/socket.c:258) [ 185.033067][ T1570] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 185.033069][ T1570] ___sys_sendmsg (net/socket.c:2767) [ 185.033071][ T1570] ? copy_msghdr_from_user (net/socket.c:2619) [ 185.033076][ T1570] __sys_sendmsg (net/socket.c:2799) [ 185.033078][ T1570] ? __sys_sendmsg_sock (net/socket.c:2780) [ 185.033080][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.033082][ T1570] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 185.033084][ T1570] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 185.033086][ T1570] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 185.033087][ T1570] RIP: 0033:0x7f64aa30554e [ 185.033089][ T1570] 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 [ 185.033091][ T1570] RSP: 002b:00007fff96721b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 185.033094][ T1570] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f64aa30554e [ 185.033096][ T1570] RDX: 0000000000000000 RSI: 00007fff96721bc0 RDI: 0000000000000005 [ 185.033097][ T1570] RBP: 00007fff96721b20 R08: 0000000000000000 R09: 0000000000000000 [ 185.033097][ T1570] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108de [ 185.033098][ T1570] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff96722280 | [ 187.384074][ T1597] softirqs last disabled at (0): 0x0 | [ 187.384075][ T1597] Preemption disabled at: | [ 187.384076][ T1597] vprintk_emit (kernel/printk/printk.c:2471) | [ 187.384087][ T1597] Tainted: [W]=WARN [ 187.384088][ T1597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 187.384090][ T1597] Call Trace: [ 187.384091][ T1597] [ 187.384092][ T1597] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 187.384098][ T1597] ? vprintk_emit (kernel/printk/printk.c:2471) [ 187.384100][ T1597] __might_resched.cold (kernel/sched/core.c:9234) [ 187.384104][ T1597] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 187.384106][ T1597] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 187.384109][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384113][ T1597] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 187.384116][ T1597] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 187.384119][ T1597] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 187.384123][ T1597] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 187.384124][ T1597] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 187.384126][ T1597] put_chars (drivers/char/virtio_console.c:1176) [ 187.384128][ T1597] ? __send_to_port (drivers/char/virtio_console.c:654) [ 187.384130][ T1597] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 187.384132][ T1597] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 187.384136][ T1597] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 187.384137][ T1597] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 187.384140][ T1597] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 187.384142][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384143][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384146][ T1597] console_emit_next_record (kernel/printk/printk.c:3183) [ 187.384148][ T1597] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 187.384150][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384152][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384153][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384155][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.384157][ T1597] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 187.384159][ T1597] console_flush_one_record (kernel/printk/printk.c:3268) [ 187.384161][ T1597] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 187.384164][ T1597] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 187.384165][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.384167][ T1597] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 187.384168][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384170][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.384171][ T1597] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 187.384173][ T1597] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 187.384175][ T1597] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 187.384177][ T1597] ? vprintk_emit (kernel/printk/printk.c:2478) [ 187.384179][ T1597] vprintk_emit (kernel/printk/printk.c:2479) [ 187.384181][ T1597] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 187.384183][ T1597] ? update_load_avg (kernel/sched/fair.c:5864) [ 187.384185][ T1597] ? update_load_avg (kernel/sched/fair.c:5864) [ 187.384186][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384189][ T1597] _printk (kernel/printk/printk.c:2504) [ 187.384192][ T1597] ? snapshot_read.cold (user.c:?) [ 187.384194][ T1597] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 187.384196][ T1597] ? __schedule (kernel/sched/core.c:7277) [ 187.384198][ T1597] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 187.384201][ T1597] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 187.384203][ T1597] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 187.384204][ T1597] ? netdev_notice (net/core/dev.c:13194) [ 187.384206][ T1597] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 187.384210][ T1597] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 187.384212][ T1597] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 187.384215][ T1597] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 187.384218][ T1597] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 187.384220][ T1597] __dev_change_flags (net/core/dev.c:9834) [ 187.384224][ T1597] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 187.384225][ T1597] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 187.384228][ T1597] ? __kernel_text_address (kernel/extable.c:79) [ 187.384229][ T1597] ? write_profile (profile.c:?) [ 187.384231][ T1597] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 187.384234][ T1597] netif_change_flags (net/core/dev.c:9877) [ 187.384237][ T1597] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 187.384241][ T1597] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 187.384243][ T1597] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 187.384244][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384246][ T1597] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 187.384249][ T1597] ? kasan_save_stack (mm/kasan/common.c:58) [ 187.384252][ T1597] ? kasan_save_stack (mm/kasan/common.c:57) [ 187.384254][ T1597] ? kasan_save_track (mm/kasan/common.c:78) [ 187.384255][ T1597] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 187.384257][ T1597] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 187.384258][ T1597] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 187.384259][ T1597] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 187.384261][ T1597] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 187.384262][ T1597] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 187.384263][ T1597] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 187.384264][ T1597] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 187.384267][ T1597] ? ___sys_sendmsg (net/socket.c:2767) [ 187.384268][ T1597] ? __sys_sendmsg (net/socket.c:2799) [ 187.384270][ T1597] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 187.384272][ T1597] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 187.384274][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384276][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.384277][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384279][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384281][ T1597] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 187.384283][ T1597] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 187.384284][ T1597] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 187.384286][ T1597] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 187.384287][ T1597] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 187.384289][ T1597] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 187.384291][ T1597] rtnl_newlink (net/core/rtnetlink.c:4215) [ 187.384293][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384295][ T1597] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 187.384297][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.384298][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384300][ T1597] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 187.384303][ T1597] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 187.384305][ T1597] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 187.384307][ T1597] ? __kernel_text_address (kernel/extable.c:79) [ 187.384308][ T1597] ? write_profile (profile.c:?) [ 187.384309][ T1597] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 187.384310][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384312][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384313][ T1597] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 187.384317][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.384318][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384320][ T1597] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 187.384322][ T1597] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 187.384323][ T1597] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 187.384325][ T1597] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 187.384326][ T1597] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 187.384328][ T1597] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 187.384330][ T1597] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 187.384331][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.384332][ T1597] ? netlink_ack (./include/linux/skbuff.h:2718) [ 187.384334][ T1597] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 187.384336][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384338][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.384340][ T1597] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 187.384342][ T1597] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 187.384344][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384345][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384347][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 187.384349][ T1597] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 187.384351][ T1597] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 187.384353][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384354][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 187.384356][ T1597] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 187.384358][ T1597] ? copy_msghdr_from_user (net/socket.c:2650) [ 187.384359][ T1597] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 187.384361][ T1597] ? move_addr_to_kernel (net/socket.c:258) [ 187.384362][ T1597] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 187.384365][ T1597] ___sys_sendmsg (net/socket.c:2767) [ 187.384367][ T1597] ? copy_msghdr_from_user (net/socket.c:2619) [ 187.384371][ T1597] __sys_sendmsg (net/socket.c:2799) [ 187.384373][ T1597] ? __sys_sendmsg_sock (net/socket.c:2780) [ 187.384376][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 187.384378][ T1597] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 187.384379][ T1597] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 187.384382][ T1597] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 187.384383][ T1597] RIP: 0033:0x7fc27a01354e [ 187.384385][ T1597] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 187.384387][ T1597] RSP: 002b:00007ffc6af71f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 187.384391][ T1597] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc27a01354e [ 187.384392][ T1597] RDX: 0000000000000000 RSI: 00007ffc6af71fc0 RDI: 0000000000000005 [ 187.384393][ T1597] RBP: 00007ffc6af71f20 R08: 0000000000000000 R09: 0000000000000000 [ 187.384394][ T1597] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108e0 [ 187.384394][ T1597] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc6af72680 | [ 192.629720][ T1612] softirqs last disabled at (0): 0x0 | [ 192.629722][ T1612] Preemption disabled at: | [ 192.629722][ T1612] vprintk_emit (kernel/printk/printk.c:2471) | [ 192.629733][ T1612] Tainted: [W]=WARN [ 192.629734][ T1612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 192.629736][ T1612] Call Trace: [ 192.629737][ T1612] [ 192.629738][ T1612] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 192.629744][ T1612] ? vprintk_emit (kernel/printk/printk.c:2471) [ 192.629745][ T1612] __might_resched.cold (kernel/sched/core.c:9234) [ 192.629749][ T1612] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 192.629751][ T1612] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 192.629754][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629757][ T1612] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 192.629761][ T1612] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 192.629763][ T1612] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.629767][ T1612] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 192.629769][ T1612] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.629771][ T1612] put_chars (drivers/char/virtio_console.c:1176) [ 192.629772][ T1612] ? __send_to_port (drivers/char/virtio_console.c:654) [ 192.629774][ T1612] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 192.629776][ T1612] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 192.629780][ T1612] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 192.629781][ T1612] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 192.629784][ T1612] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 192.629786][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629787][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629790][ T1612] console_emit_next_record (kernel/printk/printk.c:3183) [ 192.629792][ T1612] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 192.629794][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629796][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629797][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629799][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.629801][ T1612] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 192.629803][ T1612] console_flush_one_record (kernel/printk/printk.c:3268) [ 192.629805][ T1612] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 192.629807][ T1612] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 192.629809][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.629811][ T1612] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 192.629812][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629814][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.629815][ T1612] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 192.629817][ T1612] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 192.629819][ T1612] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 192.629820][ T1612] ? vprintk_emit (kernel/printk/printk.c:2478) [ 192.629822][ T1612] vprintk_emit (kernel/printk/printk.c:2479) [ 192.629825][ T1612] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 192.629827][ T1612] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 192.629829][ T1612] _printk (kernel/printk/printk.c:2504) [ 192.629832][ T1612] ? snapshot_read.cold (user.c:?) [ 192.629834][ T1612] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 192.629837][ T1612] ? __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)) [ 192.629839][ T1612] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 192.629842][ T1612] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 192.629844][ T1612] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 192.629845][ T1612] ? netdev_notice (net/core/dev.c:13194) [ 192.629847][ T1612] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 192.629850][ T1612] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 192.629852][ T1612] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 192.629855][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629856][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629858][ T1612] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 192.629861][ T1612] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 192.629864][ T1612] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 192.629866][ T1612] __dev_change_flags (net/core/dev.c:9834) [ 192.629870][ T1612] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 192.629871][ T1612] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 192.629873][ T1612] ? __kernel_text_address (kernel/extable.c:79) [ 192.629875][ T1612] ? write_profile (profile.c:?) [ 192.629877][ T1612] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 192.629879][ T1612] netif_change_flags (net/core/dev.c:9877) [ 192.629881][ T1612] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 192.629886][ T1612] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 192.629887][ T1612] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 192.629888][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629890][ T1612] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 192.629894][ T1612] ? kasan_save_stack (mm/kasan/common.c:58) [ 192.629896][ T1612] ? kasan_save_stack (mm/kasan/common.c:57) [ 192.629898][ T1612] ? kasan_save_track (mm/kasan/common.c:78) [ 192.629899][ T1612] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 192.629901][ T1612] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 192.629902][ T1612] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 192.629903][ T1612] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 192.629905][ T1612] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 192.629906][ T1612] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 192.629907][ T1612] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 192.629908][ T1612] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 192.629911][ T1612] ? ___sys_sendmsg (net/socket.c:2767) [ 192.629912][ T1612] ? __sys_sendmsg (net/socket.c:2799) [ 192.629913][ T1612] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 192.629915][ T1612] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 192.629917][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629919][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.629920][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629922][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629924][ T1612] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 192.629926][ T1612] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 192.629928][ T1612] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 192.629929][ T1612] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 192.629931][ T1612] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 192.629933][ T1612] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 192.629935][ T1612] rtnl_newlink (net/core/rtnetlink.c:4215) [ 192.629937][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629938][ T1612] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 192.629939][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.629941][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629943][ T1612] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 192.629946][ T1612] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 192.629948][ T1612] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 192.629949][ T1612] ? __kernel_text_address (kernel/extable.c:79) [ 192.629950][ T1612] ? write_profile (profile.c:?) [ 192.629951][ T1612] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 192.629953][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629954][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629956][ T1612] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 192.629959][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.629961][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629963][ T1612] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 192.629964][ T1612] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 192.629965][ T1612] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 192.629967][ T1612] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 192.629968][ T1612] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 192.629971][ T1612] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 192.629972][ T1612] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 192.629973][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.629975][ T1612] ? netlink_ack (./include/linux/skbuff.h:2718) [ 192.629976][ T1612] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 192.629978][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629980][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.629982][ T1612] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 192.629984][ T1612] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 192.629985][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629987][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629988][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.629990][ T1612] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 192.629992][ T1612] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 192.629994][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.629996][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 192.629997][ T1612] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 192.629999][ T1612] ? copy_msghdr_from_user (net/socket.c:2650) [ 192.630000][ T1612] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 192.630002][ T1612] ? move_addr_to_kernel (net/socket.c:258) [ 192.630006][ T1612] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 192.630009][ T1612] ___sys_sendmsg (net/socket.c:2767) [ 192.630011][ T1612] ? copy_msghdr_from_user (net/socket.c:2619) [ 192.630016][ T1612] __sys_sendmsg (net/socket.c:2799) [ 192.630018][ T1612] ? __sys_sendmsg_sock (net/socket.c:2780) [ 192.630020][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.630022][ T1612] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 192.630023][ T1612] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 192.630026][ T1612] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 192.630027][ T1612] RIP: 0033:0x7f453c13354e [ 192.630029][ T1612] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 192.630030][ T1612] RSP: 002b:00007ffc7c6e2b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 192.630034][ T1612] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f453c13354e [ 192.630035][ T1612] RDX: 0000000000000000 RSI: 00007ffc7c6e2bb0 RDI: 0000000000000005 [ 192.630036][ T1612] RBP: 00007ffc7c6e2b10 R08: 0000000000000000 R09: 0000000000000000 [ 192.630037][ T1612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108e6 [ 192.630038][ T1612] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7c6e3270 | [ 201.061274][ T1808] softirqs last disabled at (0): 0x0 | [ 201.061276][ T1808] Preemption disabled at: | [ 201.061276][ T1808] vprintk_emit (kernel/printk/printk.c:2471) | [ 201.061287][ T1808] Tainted: [W]=WARN [ 201.061288][ T1808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 201.061289][ T1808] Call Trace: [ 201.061291][ T1808] [ 201.061292][ T1808] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 201.061297][ T1808] ? vprintk_emit (kernel/printk/printk.c:2471) [ 201.061299][ T1808] __might_resched.cold (kernel/sched/core.c:9234) [ 201.061303][ T1808] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 201.061306][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061310][ T1808] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 201.061313][ T1808] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 201.061316][ T1808] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 201.061320][ T1808] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 201.061321][ T1808] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 201.061323][ T1808] put_chars (drivers/char/virtio_console.c:1176) [ 201.061325][ T1808] ? __send_to_port (drivers/char/virtio_console.c:654) [ 201.061327][ T1808] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 201.061330][ T1808] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 201.061334][ T1808] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 201.061335][ T1808] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 201.061337][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061338][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.061341][ T1808] console_emit_next_record (kernel/printk/printk.c:3183) [ 201.061343][ T1808] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 201.061345][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061347][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061348][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061350][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.061352][ T1808] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 201.061354][ T1808] console_flush_one_record (kernel/printk/printk.c:3268) [ 201.061356][ T1808] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 201.061359][ T1808] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 201.061360][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.061362][ T1808] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 201.061363][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061365][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.061366][ T1808] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 201.061368][ T1808] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 201.061370][ T1808] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 201.061372][ T1808] ? vprintk_emit (kernel/printk/printk.c:2478) [ 201.061374][ T1808] vprintk_emit (kernel/printk/printk.c:2479) [ 201.061376][ T1808] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 201.061378][ T1808] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 201.061381][ T1808] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 201.061384][ T1808] ? ___sys_sendmsg (net/socket.c:2767) [ 201.061386][ T1808] ? __sys_sendmsg (net/socket.c:2799) [ 201.061387][ T1808] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 201.061390][ T1808] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 201.061392][ T1808] _printk (kernel/printk/printk.c:2504) [ 201.061396][ T1808] ? snapshot_read.cold (user.c:?) [ 201.061398][ T1808] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 201.061401][ T1808] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 201.061403][ T1808] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 201.061404][ T1808] ? netdev_notice (net/core/dev.c:13194) [ 201.061406][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061408][ T1808] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 201.061410][ T1808] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 201.061412][ T1808] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 201.061414][ T1808] ? 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) [ 201.061416][ T1808] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 201.061419][ T1808] dev_set_allmulti (net/core/dev_api.c:315) [ 201.061422][ T1808] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 201.061434][ T1808] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 201.061437][ T1808] br_dev_delete (net/bridge/br_if.c:387) bridge [ 201.061444][ T1808] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 201.061447][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.061448][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061450][ T1808] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 201.061452][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061459][ T1808] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 201.061461][ T1808] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 201.061463][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061464][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061466][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.061468][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061469][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.061471][ T1808] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 201.061474][ T1808] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 201.061476][ T1808] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 201.061478][ T1808] ? __kernel_text_address (kernel/extable.c:79) [ 201.061479][ T1808] ? write_profile (profile.c:?) [ 201.061482][ T1808] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 201.061483][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061485][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061486][ T1808] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 201.061490][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.061492][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061493][ T1808] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 201.061496][ T1808] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 201.061497][ T1808] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 201.061499][ T1808] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 201.061500][ T1808] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 201.061504][ T1808] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 201.061505][ T1808] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 201.061507][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.061508][ T1808] ? netlink_ack (./include/linux/skbuff.h:2718) [ 201.061509][ T1808] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 201.061512][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061513][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.061515][ T1808] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 201.061517][ T1808] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 201.061519][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061520][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061522][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 201.061524][ T1808] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 201.061526][ T1808] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 201.061527][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061529][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 201.061531][ T1808] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 201.061533][ T1808] ? copy_msghdr_from_user (net/socket.c:2650) [ 201.061534][ T1808] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 201.061536][ T1808] ? move_addr_to_kernel (net/socket.c:258) [ 201.061537][ T1808] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 201.061540][ T1808] ___sys_sendmsg (net/socket.c:2767) [ 201.061541][ T1808] ? copy_msghdr_from_user (net/socket.c:2619) [ 201.061546][ T1808] __sys_sendmsg (net/socket.c:2799) [ 201.061548][ T1808] ? __sys_sendmsg_sock (net/socket.c:2780) [ 201.061551][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 201.061553][ T1808] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 201.061554][ T1808] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 201.061556][ T1808] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 201.061558][ T1808] RIP: 0033:0x7f1c56d0054e [ 201.061560][ T1808] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 201.061561][ T1808] RSP: 002b:00007ffd64384ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 201.061565][ T1808] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1c56d0054e [ 201.061566][ T1808] RDX: 0000000000000000 RSI: 00007ffd64384f70 RDI: 0000000000000005 [ 201.061567][ T1808] RBP: 00007ffd64384ed0 R08: 0000000000000000 R09: 0000000000000000 [ 201.061568][ T1808] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108ee [ 201.061569][ T1808] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd64385630 | [ 202.291735][ T1878] softirqs last disabled at (0): 0x0 | [ 202.291737][ T1878] Preemption disabled at: | [ 202.291738][ T1878] vprintk_emit (kernel/printk/printk.c:2471) | [ 202.291749][ T1878] Tainted: [W]=WARN [ 202.291750][ T1878] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 202.291752][ T1878] Call Trace: [ 202.291753][ T1878] [ 202.291754][ T1878] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 202.291760][ T1878] ? vprintk_emit (kernel/printk/printk.c:2471) [ 202.291762][ T1878] __might_resched.cold (kernel/sched/core.c:9234) [ 202.291765][ T1878] ? __module_address (kernel/module/main.c:3915) [ 202.291769][ T1878] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 202.291772][ T1878] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 202.291773][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291777][ T1878] __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)) [ 202.291780][ T1878] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 202.291783][ T1878] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.291787][ T1878] ? 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) [ 202.291788][ T1878] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.291790][ T1878] put_chars (drivers/char/virtio_console.c:1176) [ 202.291792][ T1878] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 202.291793][ T1878] ? __send_to_port (drivers/char/virtio_console.c:654) [ 202.291795][ T1878] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 202.291798][ T1878] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 202.291801][ T1878] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 202.291803][ T1878] ? 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) [ 202.291804][ T1878] ? vsnprintf (lib/vsprintf.c:2900) [ 202.291808][ T1878] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 202.291809][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291811][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.291813][ T1878] console_emit_next_record (kernel/printk/printk.c:3183) [ 202.291816][ T1878] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 202.291818][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291819][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291821][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291823][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.291825][ T1878] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 202.291826][ T1878] console_flush_one_record (kernel/printk/printk.c:3268) [ 202.291829][ T1878] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 202.291831][ T1878] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 202.291833][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.291835][ T1878] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 202.291836][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291838][ T1878] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.291839][ T1878] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 202.291841][ T1878] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 202.291843][ T1878] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 202.291845][ T1878] ? vprintk_emit (kernel/printk/printk.c:2478) [ 202.291847][ T1878] vprintk_emit (kernel/printk/printk.c:2479) [ 202.291850][ T1878] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 202.291852][ T1878] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 202.291853][ T1878] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 202.291855][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.291857][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291859][ T1878] _printk (kernel/printk/printk.c:2504) [ 202.291862][ T1878] ? snapshot_read.cold (user.c:?) [ 202.291864][ T1878] ? br_multicast_flood (??:?) bridge [ 202.291877][ T1878] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 202.291879][ T1878] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 202.291881][ T1878] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.291883][ T1878] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 202.291891][ T1878] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 202.291899][ T1878] new_nbp (net/bridge/br_if.c:449) bridge [ 202.291907][ T1878] br_add_if (net/bridge/br_if.c:592) bridge [ 202.291913][ T1878] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 202.291916][ T1878] ? dev_change_flags (net/core/dev_api.c:69) [ 202.291918][ T1878] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 202.291920][ T1878] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 202.291922][ T1878] do_set_master (net/core/rtnetlink.c:3071) [ 202.291924][ T1878] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 202.291926][ T1878] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 202.291928][ T1878] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 202.291929][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291930][ T1878] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 202.291934][ T1878] ? kasan_save_stack (mm/kasan/common.c:58) [ 202.291937][ T1878] ? kasan_save_stack (mm/kasan/common.c:57) [ 202.291938][ T1878] ? kasan_save_track (mm/kasan/common.c:78) [ 202.291940][ T1878] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 202.291942][ T1878] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 202.291943][ T1878] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 202.291944][ T1878] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.291945][ T1878] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 202.291948][ T1878] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.291949][ T1878] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 202.291951][ T1878] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 202.291953][ T1878] ? ___sys_sendmsg (net/socket.c:2767) [ 202.291954][ T1878] ? __sys_sendmsg (net/socket.c:2799) [ 202.291956][ T1878] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.291958][ T1878] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.291960][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291962][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.291963][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291965][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291967][ T1878] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 202.291970][ T1878] ? __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) [ 202.291972][ T1878] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 202.291974][ T1878] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 202.291975][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291977][ T1878] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 202.291979][ T1878] ? rcu_irq_exit_check_preempt (kernel/rcu/tree.c:631) [ 202.291981][ T1878] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 202.291982][ T1878] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 202.291985][ T1878] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 202.291987][ T1878] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 202.291989][ T1878] rtnl_newlink (net/core/rtnetlink.c:4215) [ 202.291991][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291993][ T1878] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.291994][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.291995][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.291998][ T1878] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 202.292001][ T1878] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 202.292003][ T1878] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 202.292007][ T1878] ? __kernel_text_address (kernel/extable.c:79) [ 202.292009][ T1878] ? write_profile (profile.c:?) [ 202.292010][ T1878] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 202.292013][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292015][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292016][ T1878] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 202.292020][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.292021][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292023][ T1878] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 202.292025][ T1878] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.292026][ T1878] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.292027][ T1878] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 202.292029][ T1878] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 202.292031][ T1878] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 202.292033][ T1878] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.292034][ T1878] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.292036][ T1878] ? netlink_ack (./include/linux/skbuff.h:2718) [ 202.292037][ T1878] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 202.292040][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292041][ T1878] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.292043][ T1878] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.292045][ T1878] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 202.292047][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292049][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292050][ T1878] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.292052][ T1878] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 202.292054][ T1878] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 202.292056][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292058][ T1878] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.292060][ T1878] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 202.292061][ T1878] ? copy_msghdr_from_user (net/socket.c:2650) [ 202.292063][ T1878] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 202.292064][ T1878] ? move_addr_to_kernel (net/socket.c:258) [ 202.292066][ T1878] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 202.292068][ T1878] ___sys_sendmsg (net/socket.c:2767) [ 202.292070][ T1878] ? copy_msghdr_from_user (net/socket.c:2619) [ 202.292075][ T1878] __sys_sendmsg (net/socket.c:2799) [ 202.292077][ T1878] ? __sys_sendmsg_sock (net/socket.c:2780) [ 202.292080][ T1878] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.292082][ T1878] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.292083][ T1878] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 202.292085][ T1878] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.292087][ T1878] RIP: 0033:0x7f749384f54e [ 202.292088][ T1878] 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 [ 202.292090][ T1878] RSP: 002b:00007ffd16fbe7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 202.292094][ T1878] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f749384f54e [ 202.292095][ T1878] RDX: 0000000000000000 RSI: 00007ffd16fbe860 RDI: 0000000000000005 [ 202.292096][ T1878] RBP: 00007ffd16fbe7c0 R08: 0000000000000000 R09: 0000000000000000 [ 202.292097][ T1878] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9108ef [ 202.292098][ T1878] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd16fbef20 | [ 219.025241][ T1934] softirqs last disabled at (0): 0x0 | [ 219.025243][ T1934] Preemption disabled at: | [ 219.025243][ T1934] vprintk_emit (kernel/printk/printk.c:2471) | [ 219.025254][ T1934] Tainted: [W]=WARN [ 219.025255][ T1934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 219.025257][ T1934] Call Trace: [ 219.025259][ T1934] [ 219.025260][ T1934] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 219.025266][ T1934] ? vprintk_emit (kernel/printk/printk.c:2471) [ 219.025268][ T1934] __might_resched.cold (kernel/sched/core.c:9234) [ 219.025272][ T1934] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 219.025275][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025279][ T1934] __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)) [ 219.025282][ T1934] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 219.025285][ T1934] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 219.025289][ T1934] ? 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) [ 219.025290][ T1934] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 219.025292][ T1934] put_chars (drivers/char/virtio_console.c:1176) [ 219.025294][ T1934] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 219.025296][ T1934] ? __send_to_port (drivers/char/virtio_console.c:654) [ 219.025298][ T1934] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 219.025300][ T1934] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 219.025304][ T1934] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 219.025305][ T1934] ? 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) [ 219.025306][ T1934] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 219.025308][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025309][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025311][ T1934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.025313][ T1934] console_emit_next_record (kernel/printk/printk.c:3183) [ 219.025316][ T1934] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 219.025318][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025319][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025321][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025322][ T1934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.025324][ T1934] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 219.025326][ T1934] console_flush_one_record (kernel/printk/printk.c:3268) [ 219.025328][ T1934] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 219.025331][ T1934] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 219.025332][ T1934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.025334][ T1934] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 219.025336][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025337][ T1934] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.025338][ T1934] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 219.025340][ T1934] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 219.025342][ T1934] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 219.025344][ T1934] ? vprintk_emit (kernel/printk/printk.c:2478) [ 219.025345][ T1934] vprintk_emit (kernel/printk/printk.c:2479) [ 219.025348][ T1934] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 219.025349][ T1934] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 219.025353][ T1934] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 219.025356][ T1934] _printk (kernel/printk/printk.c:2504) [ 219.025359][ T1934] ? snapshot_read.cold (user.c:?) [ 219.025361][ T1934] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 219.025364][ T1934] ? __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)) [ 219.025365][ T1934] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 219.025368][ T1934] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 219.025370][ T1934] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 219.025372][ T1934] ? netdev_notice (net/core/dev.c:13194) [ 219.025373][ T1934] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 219.025376][ T1934] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 219.025379][ T1934] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 219.025382][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025384][ T1934] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 219.025387][ T1934] ? 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) [ 219.025390][ T1934] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 219.025393][ T1934] __dev_change_flags (net/core/dev.c:9821) [ 219.025396][ T1934] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 219.025398][ T1934] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 219.025400][ T1934] ? __kernel_text_address (kernel/extable.c:79) [ 219.025401][ T1934] ? write_profile (profile.c:?) [ 219.025403][ T1934] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 219.025406][ T1934] netif_change_flags (net/core/dev.c:9877) [ 219.025408][ T1934] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 219.025413][ T1934] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 219.025414][ T1934] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 219.025415][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025417][ T1934] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 219.025421][ T1934] ? kasan_save_stack (mm/kasan/common.c:58) [ 219.025424][ T1934] ? kasan_save_stack (mm/kasan/common.c:57) [ 219.025425][ T1934] ? kasan_save_track (mm/kasan/common.c:78) [ 219.025427][ T1934] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 219.025428][ T1934] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 219.025430][ T1934] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 219.025431][ T1934] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 219.025432][ T1934] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 219.025433][ T1934] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 219.025435][ T1934] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 219.025436][ T1934] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 219.025437][ T1934] ? ___sys_sendmsg (net/socket.c:2767) [ 219.025438][ T1934] ? __sys_sendmsg (net/socket.c:2799) [ 219.025440][ T1934] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 219.025442][ T1934] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 219.025444][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025446][ T1934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.025447][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025449][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025451][ T1934] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 219.025453][ T1934] ? __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) [ 219.025454][ T1934] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 219.025456][ T1934] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 219.025457][ T1934] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 219.025459][ T1934] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 219.025461][ T1934] rtnl_newlink (net/core/rtnetlink.c:4215) [ 219.025463][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025465][ T1934] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 219.025466][ T1934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.025468][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025470][ T1934] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 219.025473][ T1934] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 219.025474][ T1934] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 219.025476][ T1934] ? __kernel_text_address (kernel/extable.c:79) [ 219.025477][ T1934] ? write_profile (profile.c:?) [ 219.025478][ T1934] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 219.025479][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025481][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025483][ T1934] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 219.025486][ T1934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.025487][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025489][ T1934] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 219.025491][ T1934] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 219.025492][ T1934] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 219.025493][ T1934] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 219.025495][ T1934] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 219.025497][ T1934] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 219.025498][ T1934] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 219.025500][ T1934] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.025501][ T1934] ? netlink_ack (./include/linux/skbuff.h:2718) [ 219.025502][ T1934] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 219.025505][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025507][ T1934] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.025508][ T1934] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 219.025510][ T1934] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 219.025512][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025513][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025515][ T1934] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.025517][ T1934] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 219.025519][ T1934] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 219.025521][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025522][ T1934] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.025524][ T1934] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 219.025526][ T1934] ? copy_msghdr_from_user (net/socket.c:2650) [ 219.025527][ T1934] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 219.025529][ T1934] ? move_addr_to_kernel (net/socket.c:258) [ 219.025530][ T1934] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 219.025533][ T1934] ___sys_sendmsg (net/socket.c:2767) [ 219.025534][ T1934] ? copy_msghdr_from_user (net/socket.c:2619) [ 219.025539][ T1934] __sys_sendmsg (net/socket.c:2799) [ 219.025541][ T1934] ? __sys_sendmsg_sock (net/socket.c:2780) [ 219.025544][ T1934] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.025546][ T1934] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 219.025547][ T1934] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 219.025549][ T1934] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 219.025551][ T1934] RIP: 0033:0x7f4b316e054e [ 219.025552][ T1934] 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 [ 219.025554][ T1934] RSP: 002b:00007ffcf83ff090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 219.025558][ T1934] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4b316e054e [ 219.025559][ T1934] RDX: 0000000000000000 RSI: 00007ffcf83ff140 RDI: 0000000000000005 [ 219.025560][ T1934] RBP: 00007ffcf83ff0a0 R08: 0000000000000000 R09: 0000000000000000 [ 219.025561][ T1934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910900 [ 219.025562][ T1934] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf83ff800 | [ 224.279774][ T1949] softirqs last disabled at (0): 0x0 | [ 224.279776][ T1949] Preemption disabled at: | [ 224.279777][ T1949] vprintk_emit (kernel/printk/printk.c:2471) | [ 224.279787][ T1949] Tainted: [W]=WARN [ 224.279788][ T1949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 224.279790][ T1949] Call Trace: [ 224.279791][ T1949] [ 224.279793][ T1949] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 224.279798][ T1949] ? vprintk_emit (kernel/printk/printk.c:2471) [ 224.279800][ T1949] __might_resched.cold (kernel/sched/core.c:9234) [ 224.279804][ T1949] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 224.279807][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279811][ T1949] __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)) [ 224.279815][ T1949] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 224.279817][ T1949] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 224.279821][ T1949] ? 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) [ 224.279823][ T1949] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 224.279825][ T1949] put_chars (drivers/char/virtio_console.c:1176) [ 224.279826][ T1949] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 224.279828][ T1949] ? __send_to_port (drivers/char/virtio_console.c:654) [ 224.279830][ T1949] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 224.279833][ T1949] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 224.279836][ T1949] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 224.279837][ T1949] ? 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) [ 224.279839][ T1949] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 224.279840][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279842][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279844][ T1949] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.279846][ T1949] console_emit_next_record (kernel/printk/printk.c:3183) [ 224.279848][ T1949] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 224.279850][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279852][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279853][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279855][ T1949] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.279857][ T1949] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 224.279858][ T1949] console_flush_one_record (kernel/printk/printk.c:3268) [ 224.279861][ T1949] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 224.279863][ T1949] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 224.279865][ T1949] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.279867][ T1949] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 224.279868][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279870][ T1949] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 224.279871][ T1949] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 224.279873][ T1949] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 224.279875][ T1949] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 224.279877][ T1949] ? vprintk_emit (kernel/printk/printk.c:2478) [ 224.279879][ T1949] vprintk_emit (kernel/printk/printk.c:2479) [ 224.279881][ T1949] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 224.279883][ T1949] ? update_load_avg (kernel/sched/fair.c:5864) [ 224.279885][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279887][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279889][ T1949] _printk (kernel/printk/printk.c:2504) [ 224.279892][ T1949] ? snapshot_read.cold (user.c:?) [ 224.279894][ T1949] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 224.279897][ T1949] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 224.279899][ T1949] ? __schedule (kernel/sched/core.c:7277) [ 224.279902][ T1949] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 224.279905][ T1949] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 224.279907][ T1949] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 224.279909][ T1949] ? netdev_notice (net/core/dev.c:13194) [ 224.279910][ T1949] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 224.279913][ T1949] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 224.279917][ T1949] ? preempt_schedule_common (kernel/sched/core.c:7449) [ 224.279919][ T1949] ? 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) [ 224.279922][ T1949] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 224.279925][ T1949] __dev_change_flags (net/core/dev.c:9821) [ 224.279928][ T1949] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 224.279930][ T1949] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 224.279932][ T1949] ? __kernel_text_address (kernel/extable.c:79) [ 224.279934][ T1949] ? write_profile (profile.c:?) [ 224.279936][ T1949] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 224.279939][ T1949] netif_change_flags (net/core/dev.c:9877) [ 224.279941][ T1949] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 224.279946][ T1949] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 224.279947][ T1949] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 224.279948][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279950][ T1949] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 224.279954][ T1949] ? kasan_save_stack (mm/kasan/common.c:58) [ 224.279957][ T1949] ? kasan_save_stack (mm/kasan/common.c:57) [ 224.279958][ T1949] ? kasan_save_track (mm/kasan/common.c:78) [ 224.279960][ T1949] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 224.279961][ T1949] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 224.279963][ T1949] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 224.279964][ T1949] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 224.279965][ T1949] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 224.279967][ T1949] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 224.279968][ T1949] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 224.279969][ T1949] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 224.279970][ T1949] ? ___sys_sendmsg (net/socket.c:2767) [ 224.279972][ T1949] ? __sys_sendmsg (net/socket.c:2799) [ 224.279973][ T1949] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 224.279976][ T1949] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 224.279978][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279980][ T1949] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.279981][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279983][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279985][ T1949] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 224.279987][ T1949] ? __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) [ 224.279988][ T1949] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 224.279990][ T1949] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 224.279991][ T1949] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 224.279993][ T1949] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 224.279995][ T1949] rtnl_newlink (net/core/rtnetlink.c:4215) [ 224.279998][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.279999][ T1949] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 224.280000][ T1949] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.280002][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280006][ T1949] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 224.280009][ T1949] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 224.280011][ T1949] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 224.280012][ T1949] ? __kernel_text_address (kernel/extable.c:79) [ 224.280013][ T1949] ? write_profile (profile.c:?) [ 224.280015][ T1949] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 224.280016][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280018][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280019][ T1949] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 224.280023][ T1949] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.280024][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280026][ T1949] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 224.280027][ T1949] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 224.280029][ T1949] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 224.280030][ T1949] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 224.280032][ T1949] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 224.280034][ T1949] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 224.280036][ T1949] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 224.280037][ T1949] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 224.280039][ T1949] ? netlink_ack (./include/linux/skbuff.h:2718) [ 224.280040][ T1949] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 224.280042][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280044][ T1949] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 224.280046][ T1949] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 224.280048][ T1949] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 224.280050][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280051][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280053][ T1949] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 224.280055][ T1949] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 224.280057][ T1949] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 224.280059][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280060][ T1949] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 224.280062][ T1949] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 224.280064][ T1949] ? copy_msghdr_from_user (net/socket.c:2650) [ 224.280065][ T1949] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 224.280067][ T1949] ? move_addr_to_kernel (net/socket.c:258) [ 224.280068][ T1949] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 224.280071][ T1949] ___sys_sendmsg (net/socket.c:2767) [ 224.280073][ T1949] ? copy_msghdr_from_user (net/socket.c:2619) [ 224.280077][ T1949] __sys_sendmsg (net/socket.c:2799) [ 224.280079][ T1949] ? __sys_sendmsg_sock (net/socket.c:2780) [ 224.280082][ T1949] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 224.280084][ T1949] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 224.280085][ T1949] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 224.280088][ T1949] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 224.280089][ T1949] RIP: 0033:0x7fd6aef0654e [ 224.280091][ T1949] 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 [ 224.280093][ T1949] RSP: 002b:00007ffeccdd8690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 224.280096][ T1949] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd6aef0654e [ 224.280098][ T1949] RDX: 0000000000000000 RSI: 00007ffeccdd8740 RDI: 0000000000000005 [ 224.280099][ T1949] RBP: 00007ffeccdd86a0 R08: 0000000000000000 R09: 0000000000000000 [ 224.280099][ T1949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910905 [ 224.280100][ T1949] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeccdd8e00 | [ 226.622769][ T1976] softirqs last disabled at (0): 0x0 | [ 226.622770][ T1976] Preemption disabled at: | [ 226.622771][ T1976] vprintk_emit (kernel/printk/printk.c:2471) | [ 226.622782][ T1976] Tainted: [W]=WARN [ 226.622783][ T1976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 226.622785][ T1976] Call Trace: [ 226.622786][ T1976] [ 226.622787][ T1976] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 226.622793][ T1976] ? vprintk_emit (kernel/printk/printk.c:2471) [ 226.622795][ T1976] __might_resched.cold (kernel/sched/core.c:9234) [ 226.622798][ T1976] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 226.622800][ T1976] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 226.622803][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622807][ T1976] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 226.622811][ T1976] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 226.622813][ T1976] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.622817][ T1976] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 226.622819][ T1976] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 226.622821][ T1976] put_chars (drivers/char/virtio_console.c:1176) [ 226.622823][ T1976] ? __send_to_port (drivers/char/virtio_console.c:654) [ 226.622825][ T1976] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 226.622827][ T1976] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 226.622831][ T1976] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 226.622832][ T1976] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 226.622835][ T1976] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 226.622836][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622838][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622840][ T1976] console_emit_next_record (kernel/printk/printk.c:3183) [ 226.622843][ T1976] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 226.622845][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622847][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622848][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622850][ T1976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.622852][ T1976] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 226.622853][ T1976] console_flush_one_record (kernel/printk/printk.c:3268) [ 226.622856][ T1976] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 226.622858][ T1976] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 226.622860][ T1976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.622861][ T1976] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 226.622863][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622865][ T1976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.622866][ T1976] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 226.622867][ T1976] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 226.622869][ T1976] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 226.622871][ T1976] ? vprintk_emit (kernel/printk/printk.c:2478) [ 226.622873][ T1976] vprintk_emit (kernel/printk/printk.c:2479) [ 226.622876][ T1976] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 226.622877][ T1976] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 226.622880][ T1976] _printk (kernel/printk/printk.c:2504) [ 226.622883][ T1976] ? snapshot_read.cold (user.c:?) [ 226.622885][ T1976] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 226.622888][ T1976] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 226.622890][ T1976] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 226.622893][ T1976] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 226.622895][ T1976] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 226.622897][ T1976] ? netdev_notice (net/core/dev.c:13194) [ 226.622898][ T1976] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 226.622901][ T1976] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 226.622903][ T1976] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 226.622906][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622908][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622910][ T1976] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 226.622913][ T1976] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 226.622916][ T1976] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 226.622918][ T1976] __dev_change_flags (net/core/dev.c:9834) [ 226.622921][ T1976] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 226.622923][ T1976] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 226.622925][ T1976] ? __kernel_text_address (kernel/extable.c:79) [ 226.622926][ T1976] ? write_profile (profile.c:?) [ 226.622928][ T1976] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 226.622931][ T1976] netif_change_flags (net/core/dev.c:9877) [ 226.622933][ T1976] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 226.622937][ T1976] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 226.622939][ T1976] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 226.622940][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622942][ T1976] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 226.622946][ T1976] ? kasan_save_stack (mm/kasan/common.c:58) [ 226.622949][ T1976] ? kasan_save_stack (mm/kasan/common.c:57) [ 226.622950][ T1976] ? kasan_save_track (mm/kasan/common.c:78) [ 226.622951][ T1976] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 226.622953][ T1976] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 226.622954][ T1976] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 226.622956][ T1976] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 226.622957][ T1976] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 226.622958][ T1976] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 226.622959][ T1976] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 226.622961][ T1976] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 226.622963][ T1976] ? ___sys_sendmsg (net/socket.c:2767) [ 226.622964][ T1976] ? __sys_sendmsg (net/socket.c:2799) [ 226.622966][ T1976] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 226.622968][ T1976] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 226.622971][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622972][ T1976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.622974][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622975][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622977][ T1976] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 226.622979][ T1976] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 226.622981][ T1976] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 226.622983][ T1976] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 226.622984][ T1976] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 226.622986][ T1976] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 226.622988][ T1976] rtnl_newlink (net/core/rtnetlink.c:4215) [ 226.622990][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622992][ T1976] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 226.622993][ T1976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.622994][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.622996][ T1976] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 226.623000][ T1976] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 226.623001][ T1976] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 226.623003][ T1976] ? __kernel_text_address (kernel/extable.c:79) [ 226.623007][ T1976] ? write_profile (profile.c:?) [ 226.623008][ T1976] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 226.623009][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623011][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623013][ T1976] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 226.623016][ T1976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.623018][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623020][ T1976] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 226.623021][ T1976] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 226.623023][ T1976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 226.623024][ T1976] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 226.623025][ T1976] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 226.623028][ T1976] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 226.623029][ T1976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 226.623031][ T1976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.623032][ T1976] ? netlink_ack (./include/linux/skbuff.h:2718) [ 226.623033][ T1976] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 226.623036][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623038][ T1976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.623040][ T1976] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 226.623041][ T1976] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 226.623043][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623045][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623046][ T1976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 226.623048][ T1976] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 226.623050][ T1976] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 226.623052][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623054][ T1976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 226.623055][ T1976] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 226.623057][ T1976] ? copy_msghdr_from_user (net/socket.c:2650) [ 226.623059][ T1976] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 226.623060][ T1976] ? move_addr_to_kernel (net/socket.c:258) [ 226.623062][ T1976] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 226.623064][ T1976] ___sys_sendmsg (net/socket.c:2767) [ 226.623066][ T1976] ? copy_msghdr_from_user (net/socket.c:2619) [ 226.623071][ T1976] __sys_sendmsg (net/socket.c:2799) [ 226.623072][ T1976] ? __sys_sendmsg_sock (net/socket.c:2780) [ 226.623075][ T1976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 226.623077][ T1976] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 226.623078][ T1976] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 226.623081][ T1976] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 226.623082][ T1976] RIP: 0033:0x7f2c9a0b054e [ 226.623084][ T1976] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 226.623086][ T1976] RSP: 002b:00007ffc08cac010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 226.623090][ T1976] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2c9a0b054e [ 226.623091][ T1976] RDX: 0000000000000000 RSI: 00007ffc08cac0c0 RDI: 0000000000000005 [ 226.623092][ T1976] RBP: 00007ffc08cac020 R08: 0000000000000000 R09: 0000000000000000 [ 226.623093][ T1976] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910908 [ 226.623094][ T1976] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc08cac780 | [ 231.888619][ T1991] softirqs last disabled at (0): 0x0 | [ 231.888620][ T1991] Preemption disabled at: | [ 231.888621][ T1991] vprintk_emit (kernel/printk/printk.c:2471) | [ 231.888632][ T1991] Tainted: [W]=WARN [ 231.888633][ T1991] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 231.888635][ T1991] Call Trace: [ 231.888636][ T1991] [ 231.888637][ T1991] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 231.888644][ T1991] ? vprintk_emit (kernel/printk/printk.c:2471) [ 231.888646][ T1991] __might_resched.cold (kernel/sched/core.c:9234) [ 231.888649][ T1991] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 231.888651][ T1991] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 231.888654][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888658][ T1991] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 231.888661][ T1991] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 231.888664][ T1991] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 231.888668][ T1991] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 231.888669][ T1991] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 231.888671][ T1991] put_chars (drivers/char/virtio_console.c:1176) [ 231.888673][ T1991] ? __send_to_port (drivers/char/virtio_console.c:654) [ 231.888675][ T1991] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 231.888677][ T1991] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 231.888680][ T1991] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 231.888681][ T1991] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 231.888685][ T1991] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 231.888686][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888688][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888690][ T1991] console_emit_next_record (kernel/printk/printk.c:3183) [ 231.888692][ T1991] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 231.888694][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888696][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888697][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888699][ T1991] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.888701][ T1991] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 231.888702][ T1991] console_flush_one_record (kernel/printk/printk.c:3268) [ 231.888705][ T1991] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 231.888707][ T1991] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 231.888709][ T1991] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.888710][ T1991] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 231.888712][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888713][ T1991] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.888715][ T1991] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 231.888716][ T1991] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 231.888718][ T1991] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 231.888720][ T1991] ? vprintk_emit (kernel/printk/printk.c:2478) [ 231.888722][ T1991] vprintk_emit (kernel/printk/printk.c:2479) [ 231.888724][ T1991] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 231.888726][ T1991] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 231.888728][ T1991] _printk (kernel/printk/printk.c:2504) [ 231.888731][ T1991] ? snapshot_read.cold (user.c:?) [ 231.888733][ T1991] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 231.888742][ T1991] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 231.888743][ T1991] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 231.888746][ T1991] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 231.888748][ T1991] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 231.888750][ T1991] ? netdev_notice (net/core/dev.c:13194) [ 231.888751][ T1991] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 231.888754][ T1991] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 231.888756][ T1991] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 231.888758][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888760][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888762][ T1991] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 231.888765][ T1991] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 231.888767][ T1991] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 231.888770][ T1991] __dev_change_flags (net/core/dev.c:9834) [ 231.888773][ T1991] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 231.888775][ T1991] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 231.888777][ T1991] ? __kernel_text_address (kernel/extable.c:79) [ 231.888778][ T1991] ? write_profile (profile.c:?) [ 231.888780][ T1991] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 231.888782][ T1991] netif_change_flags (net/core/dev.c:9877) [ 231.888784][ T1991] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 231.888789][ T1991] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 231.888791][ T1991] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 231.888792][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888793][ T1991] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 231.888797][ T1991] ? kasan_save_stack (mm/kasan/common.c:58) [ 231.888799][ T1991] ? kasan_save_stack (mm/kasan/common.c:57) [ 231.888801][ T1991] ? kasan_save_track (mm/kasan/common.c:78) [ 231.888802][ T1991] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 231.888804][ T1991] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 231.888805][ T1991] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 231.888806][ T1991] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 231.888808][ T1991] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 231.888809][ T1991] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 231.888810][ T1991] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 231.888811][ T1991] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 231.888814][ T1991] ? ___sys_sendmsg (net/socket.c:2767) [ 231.888815][ T1991] ? __sys_sendmsg (net/socket.c:2799) [ 231.888817][ T1991] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 231.888819][ T1991] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 231.888821][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888823][ T1991] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.888824][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888825][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888827][ T1991] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 231.888829][ T1991] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 231.888831][ T1991] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 231.888832][ T1991] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 231.888834][ T1991] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 231.888836][ T1991] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 231.888838][ T1991] rtnl_newlink (net/core/rtnetlink.c:4215) [ 231.888840][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888842][ T1991] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 231.888843][ T1991] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.888844][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888846][ T1991] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 231.888849][ T1991] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 231.888851][ T1991] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 231.888852][ T1991] ? __kernel_text_address (kernel/extable.c:79) [ 231.888853][ T1991] ? write_profile (profile.c:?) [ 231.888854][ T1991] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 231.888856][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888857][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888859][ T1991] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 231.888862][ T1991] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.888863][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888865][ T1991] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 231.888866][ T1991] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 231.888868][ T1991] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 231.888869][ T1991] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 231.888871][ T1991] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 231.888873][ T1991] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 231.888874][ T1991] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 231.888876][ T1991] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.888877][ T1991] ? netlink_ack (./include/linux/skbuff.h:2718) [ 231.888878][ T1991] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 231.888881][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888882][ T1991] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.888884][ T1991] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 231.888886][ T1991] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 231.888888][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888889][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888891][ T1991] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 231.888892][ T1991] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 231.888894][ T1991] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 231.888896][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888898][ T1991] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 231.888900][ T1991] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 231.888901][ T1991] ? copy_msghdr_from_user (net/socket.c:2650) [ 231.888903][ T1991] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 231.888904][ T1991] ? move_addr_to_kernel (net/socket.c:258) [ 231.888906][ T1991] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 231.888908][ T1991] ___sys_sendmsg (net/socket.c:2767) [ 231.888910][ T1991] ? copy_msghdr_from_user (net/socket.c:2619) [ 231.888914][ T1991] __sys_sendmsg (net/socket.c:2799) [ 231.888916][ T1991] ? __sys_sendmsg_sock (net/socket.c:2780) [ 231.888919][ T1991] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 231.888921][ T1991] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 231.888922][ T1991] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 231.888924][ T1991] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 231.888926][ T1991] RIP: 0033:0x7f1881f8a54e [ 231.888928][ T1991] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 231.888930][ T1991] RSP: 002b:00007ffc9bd9dbf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 231.888933][ T1991] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1881f8a54e [ 231.888935][ T1991] RDX: 0000000000000000 RSI: 00007ffc9bd9dca0 RDI: 0000000000000005 [ 231.888935][ T1991] RBP: 00007ffc9bd9dc00 R08: 0000000000000000 R09: 0000000000000000 [ 231.888936][ T1991] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91090d [ 231.888937][ T1991] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9bd9e360 | [ 240.394824][ T2187] softirqs last disabled at (0): 0x0 | [ 240.394826][ T2187] Preemption disabled at: | [ 240.394827][ T2187] vprintk_emit (kernel/printk/printk.c:2471) | [ 240.394839][ T2187] Tainted: [W]=WARN [ 240.394839][ T2187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 240.394841][ T2187] Call Trace: [ 240.394843][ T2187] [ 240.394844][ T2187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 240.394850][ T2187] ? vprintk_emit (kernel/printk/printk.c:2471) [ 240.394852][ T2187] __might_resched.cold (kernel/sched/core.c:9234) [ 240.394856][ T2187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 240.394859][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.394863][ T2187] __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)) [ 240.394866][ T2187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 240.394868][ T2187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 240.394872][ T2187] ? 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) [ 240.394874][ T2187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 240.394876][ T2187] put_chars (drivers/char/virtio_console.c:1176) [ 240.394878][ T2187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 240.394879][ T2187] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 240.394883][ T2187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 240.394886][ T2187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 240.394888][ T2187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 240.394889][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.394891][ T2187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.394893][ T2187] console_emit_next_record (kernel/printk/printk.c:3183) [ 240.394896][ T2187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 240.394898][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.394899][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.394901][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.394903][ T2187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.394904][ T2187] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 240.394906][ T2187] console_flush_one_record (kernel/printk/printk.c:3268) [ 240.394909][ T2187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 240.394911][ T2187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 240.394913][ T2187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.394915][ T2187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 240.394916][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.394918][ T2187] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.394919][ T2187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 240.394921][ T2187] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 240.394923][ T2187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 240.394925][ T2187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 240.394927][ T2187] vprintk_emit (kernel/printk/printk.c:2479) [ 240.394930][ T2187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 240.394931][ T2187] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 240.394934][ T2187] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 240.394937][ T2187] ? ___sys_sendmsg (net/socket.c:2767) [ 240.394939][ T2187] ? __sys_sendmsg (net/socket.c:2799) [ 240.394940][ T2187] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 240.394943][ T2187] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.394945][ T2187] _printk (kernel/printk/printk.c:2504) [ 240.394948][ T2187] ? snapshot_read.cold (user.c:?) [ 240.394951][ T2187] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 240.394954][ T2187] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 240.394956][ T2187] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 240.394958][ T2187] ? netdev_notice (net/core/dev.c:13194) [ 240.394959][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.394961][ T2187] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 240.394963][ T2187] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 240.394965][ T2187] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 240.394967][ T2187] ? 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) [ 240.394969][ T2187] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 240.394972][ T2187] dev_set_allmulti (net/core/dev_api.c:315) [ 240.394975][ T2187] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 240.394988][ T2187] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 240.394991][ T2187] br_dev_delete (net/bridge/br_if.c:387) bridge [ 240.394999][ T2187] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 240.395002][ T2187] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.395007][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395009][ T2187] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 240.395011][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395018][ T2187] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 240.395020][ T2187] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.395022][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395024][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395026][ T2187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.395027][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395029][ T2187] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.395030][ T2187] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 240.395034][ T2187] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 240.395036][ T2187] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 240.395038][ T2187] ? __kernel_text_address (kernel/extable.c:79) [ 240.395039][ T2187] ? write_profile (profile.c:?) [ 240.395042][ T2187] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 240.395043][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395045][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395046][ T2187] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 240.395050][ T2187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.395052][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395053][ T2187] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 240.395056][ T2187] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 240.395057][ T2187] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 240.395059][ T2187] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 240.395060][ T2187] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 240.395064][ T2187] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 240.395066][ T2187] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 240.395067][ T2187] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.395069][ T2187] ? netlink_ack (./include/linux/skbuff.h:2718) [ 240.395070][ T2187] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 240.395072][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395074][ T2187] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.395076][ T2187] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 240.395078][ T2187] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 240.395080][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395081][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395083][ T2187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.395085][ T2187] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 240.395087][ T2187] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 240.395089][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395091][ T2187] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.395093][ T2187] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 240.395094][ T2187] ? copy_msghdr_from_user (net/socket.c:2650) [ 240.395096][ T2187] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 240.395097][ T2187] ? move_addr_to_kernel (net/socket.c:258) [ 240.395099][ T2187] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 240.395101][ T2187] ___sys_sendmsg (net/socket.c:2767) [ 240.395103][ T2187] ? copy_msghdr_from_user (net/socket.c:2619) [ 240.395108][ T2187] __sys_sendmsg (net/socket.c:2799) [ 240.395110][ T2187] ? __sys_sendmsg_sock (net/socket.c:2780) [ 240.395112][ T2187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.395114][ T2187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 240.395116][ T2187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 240.395118][ T2187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.395120][ T2187] RIP: 0033:0x7f8c08db854e [ 240.395122][ T2187] 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 [ 240.395123][ T2187] RSP: 002b:00007ffec41e4b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 240.395127][ T2187] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8c08db854e [ 240.395128][ T2187] RDX: 0000000000000000 RSI: 00007ffec41e4c00 RDI: 0000000000000005 [ 240.395129][ T2187] RBP: 00007ffec41e4b60 R08: 0000000000000000 R09: 0000000000000000 [ 240.395130][ T2187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910915 [ 240.395131][ T2187] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec41e52c0 | [ 257.972571][ T2297] softirqs last disabled at (0): 0x0 | [ 257.972572][ T2297] Preemption disabled at: | [ 257.972573][ T2297] vprintk_emit (kernel/printk/printk.c:2471) | [ 257.972585][ T2297] Tainted: [W]=WARN [ 257.972586][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 257.972587][ T2297] Call Trace: [ 257.972589][ T2297] [ 257.972590][ T2297] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 257.972596][ T2297] ? vprintk_emit (kernel/printk/printk.c:2471) [ 257.972598][ T2297] __might_resched.cold (kernel/sched/core.c:9234) [ 257.972601][ T2297] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 257.972605][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972609][ T2297] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 257.972612][ T2297] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 257.972615][ T2297] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 257.972619][ T2297] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 257.972621][ T2297] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 257.972623][ T2297] put_chars (drivers/char/virtio_console.c:1176) [ 257.972624][ T2297] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 257.972626][ T2297] ? __send_to_port (drivers/char/virtio_console.c:654) [ 257.972628][ T2297] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 257.972631][ T2297] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 257.972634][ T2297] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 257.972635][ T2297] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 257.972637][ T2297] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 257.972638][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972640][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972642][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.972644][ T2297] console_emit_next_record (kernel/printk/printk.c:3183) [ 257.972647][ T2297] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 257.972649][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972650][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972652][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972654][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.972655][ T2297] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 257.972657][ T2297] console_flush_one_record (kernel/printk/printk.c:3268) [ 257.972659][ T2297] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 257.972662][ T2297] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 257.972664][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.972665][ T2297] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 257.972667][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972669][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.972670][ T2297] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 257.972671][ T2297] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 257.972673][ T2297] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 257.972675][ T2297] ? vprintk_emit (kernel/printk/printk.c:2478) [ 257.972677][ T2297] vprintk_emit (kernel/printk/printk.c:2479) [ 257.972680][ T2297] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 257.972681][ T2297] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 257.972685][ T2297] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 257.972688][ T2297] _printk (kernel/printk/printk.c:2504) [ 257.972691][ T2297] ? snapshot_read.cold (user.c:?) [ 257.972693][ T2297] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 257.972696][ T2297] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 257.972697][ T2297] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 257.972701][ T2297] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 257.972702][ T2297] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 257.972704][ T2297] ? netdev_notice (net/core/dev.c:13194) [ 257.972706][ T2297] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 257.972709][ T2297] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 257.972712][ T2297] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 257.972716][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972717][ T2297] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 257.972720][ T2297] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 257.972724][ T2297] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 257.972726][ T2297] __dev_change_flags (net/core/dev.c:9821) [ 257.972730][ T2297] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 257.972731][ T2297] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 257.972734][ T2297] ? __kernel_text_address (kernel/extable.c:79) [ 257.972735][ T2297] ? write_profile (profile.c:?) [ 257.972737][ T2297] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 257.972739][ T2297] netif_change_flags (net/core/dev.c:9877) [ 257.972742][ T2297] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 257.972747][ T2297] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 257.972748][ T2297] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 257.972749][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972751][ T2297] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 257.972755][ T2297] ? kasan_save_stack (mm/kasan/common.c:58) [ 257.972757][ T2297] ? kasan_save_stack (mm/kasan/common.c:57) [ 257.972759][ T2297] ? kasan_save_track (mm/kasan/common.c:78) [ 257.972760][ T2297] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 257.972762][ T2297] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 257.972763][ T2297] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 257.972765][ T2297] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 257.972766][ T2297] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 257.972767][ T2297] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 257.972768][ T2297] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 257.972770][ T2297] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 257.972771][ T2297] ? ___sys_sendmsg (net/socket.c:2767) [ 257.972772][ T2297] ? __sys_sendmsg (net/socket.c:2799) [ 257.972774][ T2297] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 257.972776][ T2297] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 257.972779][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972781][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.972782][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972784][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972785][ T2297] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 257.972788][ T2297] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 257.972789][ T2297] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 257.972790][ T2297] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 257.972792][ T2297] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 257.972794][ T2297] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 257.972796][ T2297] rtnl_newlink (net/core/rtnetlink.c:4215) [ 257.972798][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972800][ T2297] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 257.972801][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.972803][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972805][ T2297] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 257.972808][ T2297] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 257.972810][ T2297] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 257.972817][ T2297] ? __kernel_text_address (kernel/extable.c:79) [ 257.972819][ T2297] ? write_profile (profile.c:?) [ 257.972820][ T2297] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 257.972821][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972823][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972825][ T2297] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 257.972828][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.972830][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972832][ T2297] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 257.972833][ T2297] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 257.972835][ T2297] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 257.972836][ T2297] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 257.972838][ T2297] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 257.972840][ T2297] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 257.972842][ T2297] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 257.972843][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.972845][ T2297] ? netlink_ack (./include/linux/skbuff.h:2718) [ 257.972846][ T2297] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 257.972848][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972850][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.972852][ T2297] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 257.972854][ T2297] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 257.972856][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972857][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972859][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 257.972861][ T2297] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 257.972863][ T2297] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 257.972865][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972866][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 257.972868][ T2297] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 257.972870][ T2297] ? copy_msghdr_from_user (net/socket.c:2650) [ 257.972871][ T2297] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 257.972873][ T2297] ? move_addr_to_kernel (net/socket.c:258) [ 257.972875][ T2297] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 257.972877][ T2297] ___sys_sendmsg (net/socket.c:2767) [ 257.972879][ T2297] ? copy_msghdr_from_user (net/socket.c:2619) [ 257.972884][ T2297] __sys_sendmsg (net/socket.c:2799) [ 257.972885][ T2297] ? __sys_sendmsg_sock (net/socket.c:2780) [ 257.972888][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 257.972890][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 257.972891][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 257.972894][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 257.972895][ T2297] RIP: 0033:0x7f692707554e [ 257.972897][ T2297] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 257.972899][ T2297] RSP: 002b:00007ffce45325f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 257.972903][ T2297] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f692707554e [ 257.972904][ T2297] RDX: 0000000000000000 RSI: 00007ffce45326a0 RDI: 0000000000000005 [ 257.972905][ T2297] RBP: 00007ffce4532600 R08: 0000000000000000 R09: 0000000000000000 [ 257.972906][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910927 [ 257.972907][ T2297] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce4532d60 | [ 263.222322][ T2312] softirqs last disabled at (0): 0x0 | [ 263.222324][ T2312] Preemption disabled at: | [ 263.222325][ T2312] vprintk_emit (kernel/printk/printk.c:2471) | [ 263.222336][ T2312] Tainted: [W]=WARN [ 263.222337][ T2312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 263.222339][ T2312] Call Trace: [ 263.222341][ T2312] [ 263.222342][ T2312] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 263.222347][ T2312] ? vprintk_emit (kernel/printk/printk.c:2471) [ 263.222350][ T2312] __might_resched.cold (kernel/sched/core.c:9234) [ 263.222354][ T2312] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 263.222357][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222361][ T2312] __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)) [ 263.222365][ T2312] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 263.222368][ T2312] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 263.222371][ T2312] ? 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) [ 263.222373][ T2312] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 263.222375][ T2312] put_chars (drivers/char/virtio_console.c:1176) [ 263.222376][ T2312] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 263.222378][ T2312] ? __send_to_port (drivers/char/virtio_console.c:654) [ 263.222381][ T2312] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 263.222383][ T2312] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 263.222387][ T2312] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 263.222388][ T2312] ? 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) [ 263.222389][ T2312] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 263.222391][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222393][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222394][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.222396][ T2312] console_emit_next_record (kernel/printk/printk.c:3183) [ 263.222399][ T2312] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 263.222401][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222402][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222404][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222406][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.222408][ T2312] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 263.222409][ T2312] console_flush_one_record (kernel/printk/printk.c:3268) [ 263.222412][ T2312] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 263.222415][ T2312] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 263.222416][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.222418][ T2312] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 263.222420][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222421][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.222423][ T2312] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 263.222424][ T2312] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 263.222426][ T2312] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 263.222428][ T2312] ? vprintk_emit (kernel/printk/printk.c:2478) [ 263.222430][ T2312] vprintk_emit (kernel/printk/printk.c:2479) [ 263.222432][ T2312] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 263.222434][ T2312] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 263.222438][ T2312] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 263.222441][ T2312] _printk (kernel/printk/printk.c:2504) [ 263.222444][ T2312] ? snapshot_read.cold (user.c:?) [ 263.222446][ T2312] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 263.222449][ T2312] ? __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)) [ 263.222451][ T2312] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 263.222454][ T2312] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 263.222456][ T2312] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 263.222457][ T2312] ? netdev_notice (net/core/dev.c:13194) [ 263.222459][ T2312] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 263.222462][ T2312] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 263.222465][ T2312] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 263.222468][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222470][ T2312] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 263.222473][ T2312] ? 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) [ 263.222476][ T2312] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 263.222479][ T2312] __dev_change_flags (net/core/dev.c:9821) [ 263.222482][ T2312] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 263.222484][ T2312] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 263.222486][ T2312] ? __kernel_text_address (kernel/extable.c:79) [ 263.222487][ T2312] ? write_profile (profile.c:?) [ 263.222489][ T2312] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 263.222492][ T2312] netif_change_flags (net/core/dev.c:9877) [ 263.222494][ T2312] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 263.222498][ T2312] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 263.222500][ T2312] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 263.222501][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222503][ T2312] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 263.222507][ T2312] ? kasan_save_stack (mm/kasan/common.c:58) [ 263.222509][ T2312] ? kasan_save_stack (mm/kasan/common.c:57) [ 263.222511][ T2312] ? kasan_save_track (mm/kasan/common.c:78) [ 263.222512][ T2312] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 263.222514][ T2312] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 263.222515][ T2312] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 263.222517][ T2312] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 263.222518][ T2312] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 263.222519][ T2312] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 263.222521][ T2312] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 263.222522][ T2312] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 263.222523][ T2312] ? ___sys_sendmsg (net/socket.c:2767) [ 263.222525][ T2312] ? __sys_sendmsg (net/socket.c:2799) [ 263.222526][ T2312] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 263.222528][ T2312] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 263.222531][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222533][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.222534][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222536][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222538][ T2312] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 263.222540][ T2312] ? __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) [ 263.222541][ T2312] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 263.222543][ T2312] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 263.222544][ T2312] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 263.222546][ T2312] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 263.222548][ T2312] rtnl_newlink (net/core/rtnetlink.c:4215) [ 263.222550][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222552][ T2312] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 263.222553][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.222555][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222557][ T2312] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 263.222560][ T2312] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 263.222562][ T2312] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 263.222563][ T2312] ? __kernel_text_address (kernel/extable.c:79) [ 263.222564][ T2312] ? write_profile (profile.c:?) [ 263.222566][ T2312] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 263.222567][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222569][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222570][ T2312] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 263.222574][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.222575][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222577][ T2312] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 263.222578][ T2312] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 263.222580][ T2312] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 263.222582][ T2312] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 263.222583][ T2312] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 263.222585][ T2312] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 263.222587][ T2312] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 263.222588][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.222590][ T2312] ? netlink_ack (./include/linux/skbuff.h:2718) [ 263.222591][ T2312] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 263.222594][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222595][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.222597][ T2312] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 263.222599][ T2312] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 263.222601][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222602][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222604][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 263.222606][ T2312] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 263.222608][ T2312] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 263.222610][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222612][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 263.222614][ T2312] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 263.222615][ T2312] ? copy_msghdr_from_user (net/socket.c:2650) [ 263.222617][ T2312] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 263.222618][ T2312] ? move_addr_to_kernel (net/socket.c:258) [ 263.222620][ T2312] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 263.222622][ T2312] ___sys_sendmsg (net/socket.c:2767) [ 263.222624][ T2312] ? copy_msghdr_from_user (net/socket.c:2619) [ 263.222629][ T2312] __sys_sendmsg (net/socket.c:2799) [ 263.222631][ T2312] ? __sys_sendmsg_sock (net/socket.c:2780) [ 263.222634][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 263.222636][ T2312] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 263.222637][ T2312] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 263.222639][ T2312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 263.222641][ T2312] RIP: 0033:0x7f86b670454e [ 263.222643][ T2312] 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 [ 263.222645][ T2312] RSP: 002b:00007ffd42613f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 263.222649][ T2312] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f86b670454e [ 263.222650][ T2312] RDX: 0000000000000000 RSI: 00007ffd42614020 RDI: 0000000000000005 [ 263.222651][ T2312] RBP: 00007ffd42613f80 R08: 0000000000000000 R09: 0000000000000000 [ 263.222652][ T2312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91092c [ 263.222653][ T2312] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd426146e0 | [ 265.593462][ T2339] softirqs last disabled at (0): 0x0 | [ 265.593464][ T2339] Preemption disabled at: | [ 265.593465][ T2339] vprintk_emit (kernel/printk/printk.c:2471) | [ 265.593477][ T2339] Tainted: [W]=WARN [ 265.593478][ T2339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 265.593479][ T2339] Call Trace: [ 265.593481][ T2339] [ 265.593482][ T2339] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 265.593488][ T2339] ? vprintk_emit (kernel/printk/printk.c:2471) [ 265.593490][ T2339] __might_resched.cold (kernel/sched/core.c:9234) [ 265.593494][ T2339] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 265.593496][ T2339] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 265.593499][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593503][ T2339] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 265.593507][ T2339] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.593510][ T2339] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.593514][ T2339] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 265.593516][ T2339] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 265.593518][ T2339] put_chars (drivers/char/virtio_console.c:1176) [ 265.593520][ T2339] ? __send_to_port (drivers/char/virtio_console.c:654) [ 265.593522][ T2339] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 265.593525][ T2339] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 265.593528][ T2339] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 265.593529][ T2339] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 265.593533][ T2339] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 265.593534][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593536][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593539][ T2339] console_emit_next_record (kernel/printk/printk.c:3183) [ 265.593541][ T2339] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 265.593544][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593545][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593547][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593549][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.593551][ T2339] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 265.593553][ T2339] console_flush_one_record (kernel/printk/printk.c:3268) [ 265.593555][ T2339] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 265.593558][ T2339] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 265.593560][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.593561][ T2339] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 265.593563][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593565][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.593566][ T2339] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 265.593568][ T2339] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 265.593570][ T2339] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 265.593572][ T2339] ? vprintk_emit (kernel/printk/printk.c:2478) [ 265.593574][ T2339] vprintk_emit (kernel/printk/printk.c:2479) [ 265.593577][ T2339] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 265.593579][ T2339] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 265.593581][ T2339] _printk (kernel/printk/printk.c:2504) [ 265.593585][ T2339] ? snapshot_read.cold (user.c:?) [ 265.593587][ T2339] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 265.593590][ T2339] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 265.593592][ T2339] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 265.593595][ T2339] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 265.593597][ T2339] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 265.593599][ T2339] ? netdev_notice (net/core/dev.c:13194) [ 265.593600][ T2339] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 265.593604][ T2339] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 265.593605][ T2339] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 265.593608][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593610][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593612][ T2339] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 265.593616][ T2339] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 265.593619][ T2339] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 265.593621][ T2339] __dev_change_flags (net/core/dev.c:9834) [ 265.593625][ T2339] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 265.593626][ T2339] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 265.593629][ T2339] ? __kernel_text_address (kernel/extable.c:79) [ 265.593630][ T2339] ? write_profile (profile.c:?) [ 265.593633][ T2339] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 265.593635][ T2339] netif_change_flags (net/core/dev.c:9877) [ 265.593637][ T2339] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 265.593642][ T2339] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 265.593643][ T2339] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 265.593645][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593647][ T2339] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 265.593650][ T2339] ? kasan_save_stack (mm/kasan/common.c:58) [ 265.593653][ T2339] ? kasan_save_stack (mm/kasan/common.c:57) [ 265.593655][ T2339] ? kasan_save_track (mm/kasan/common.c:78) [ 265.593656][ T2339] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 265.593658][ T2339] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 265.593660][ T2339] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 265.593661][ T2339] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 265.593662][ T2339] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 265.593664][ T2339] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 265.593665][ T2339] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 265.593666][ T2339] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 265.593669][ T2339] ? ___sys_sendmsg (net/socket.c:2767) [ 265.593670][ T2339] ? __sys_sendmsg (net/socket.c:2799) [ 265.593672][ T2339] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 265.593674][ T2339] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 265.593676][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593678][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.593680][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593682][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593684][ T2339] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 265.593686][ T2339] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 265.593688][ T2339] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 265.593689][ T2339] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 265.593691][ T2339] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 265.593693][ T2339] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 265.593695][ T2339] rtnl_newlink (net/core/rtnetlink.c:4215) [ 265.593697][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593699][ T2339] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 265.593700][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.593702][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593704][ T2339] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 265.593708][ T2339] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 265.593710][ T2339] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 265.593711][ T2339] ? __kernel_text_address (kernel/extable.c:79) [ 265.593712][ T2339] ? write_profile (profile.c:?) [ 265.593714][ T2339] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 265.593715][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593717][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593718][ T2339] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 265.593722][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.593723][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593725][ T2339] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 265.593727][ T2339] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 265.593728][ T2339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 265.593730][ T2339] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 265.593731][ T2339] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 265.593734][ T2339] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 265.593736][ T2339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 265.593737][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.593739][ T2339] ? netlink_ack (./include/linux/skbuff.h:2718) [ 265.593740][ T2339] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 265.593743][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593745][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.593747][ T2339] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 265.593749][ T2339] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 265.593750][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593752][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593754][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 265.593756][ T2339] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 265.593758][ T2339] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 265.593760][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593762][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 265.593764][ T2339] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 265.593765][ T2339] ? copy_msghdr_from_user (net/socket.c:2650) [ 265.593767][ T2339] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 265.593769][ T2339] ? move_addr_to_kernel (net/socket.c:258) [ 265.593770][ T2339] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 265.593773][ T2339] ___sys_sendmsg (net/socket.c:2767) [ 265.593775][ T2339] ? copy_msghdr_from_user (net/socket.c:2619) [ 265.593780][ T2339] __sys_sendmsg (net/socket.c:2799) [ 265.593782][ T2339] ? __sys_sendmsg_sock (net/socket.c:2780) [ 265.593785][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 265.593787][ T2339] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 265.593788][ T2339] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 265.593791][ T2339] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 265.593792][ T2339] RIP: 0033:0x7ff28c0ad54e [ 265.593794][ T2339] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 265.593796][ T2339] RSP: 002b:00007ffd19b57430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 265.593800][ T2339] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff28c0ad54e [ 265.593801][ T2339] RDX: 0000000000000000 RSI: 00007ffd19b574e0 RDI: 0000000000000005 [ 265.593802][ T2339] RBP: 00007ffd19b57440 R08: 0000000000000000 R09: 0000000000000000 [ 265.593803][ T2339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91092f [ 265.593804][ T2339] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd19b57ba0 | [ 270.918531][ T2354] softirqs last disabled at (0): 0x0 | [ 270.918533][ T2354] Preemption disabled at: | [ 270.918534][ T2354] vprintk_emit (kernel/printk/printk.c:2471) | [ 270.918549][ T2354] Tainted: [W]=WARN [ 270.918550][ T2354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 270.918552][ T2354] Call Trace: [ 270.918554][ T2354] [ 270.918556][ T2354] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 270.918563][ T2354] ? vprintk_emit (kernel/printk/printk.c:2471) [ 270.918566][ T2354] __might_resched.cold (kernel/sched/core.c:9234) [ 270.918570][ T2354] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 270.918573][ T2354] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 270.918577][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918582][ T2354] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 270.918587][ T2354] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.918590][ T2354] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.918595][ T2354] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 270.918598][ T2354] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 270.918601][ T2354] put_chars (drivers/char/virtio_console.c:1176) [ 270.918604][ T2354] ? __send_to_port (drivers/char/virtio_console.c:654) [ 270.918607][ T2354] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 270.918610][ T2354] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 270.918615][ T2354] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 270.918617][ T2354] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 270.918621][ T2354] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 270.918623][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918626][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918630][ T2354] console_emit_next_record (kernel/printk/printk.c:3183) [ 270.918633][ T2354] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 270.918636][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918639][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918641][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918643][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.918646][ T2354] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 270.918649][ T2354] console_flush_one_record (kernel/printk/printk.c:3268) [ 270.918653][ T2354] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 270.918657][ T2354] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 270.918659][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.918662][ T2354] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 270.918664][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918667][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.918669][ T2354] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 270.918671][ T2354] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 270.918674][ T2354] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 270.918677][ T2354] ? vprintk_emit (kernel/printk/printk.c:2478) [ 270.918680][ T2354] vprintk_emit (kernel/printk/printk.c:2479) [ 270.918683][ T2354] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 270.918686][ T2354] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 270.918690][ T2354] _printk (kernel/printk/printk.c:2504) [ 270.918694][ T2354] ? snapshot_read.cold (user.c:?) [ 270.918697][ T2354] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 270.918700][ T2354] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 270.918703][ T2354] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 270.918707][ T2354] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 270.918709][ T2354] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 270.918712][ T2354] ? netdev_notice (net/core/dev.c:13194) [ 270.918714][ T2354] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 270.918718][ T2354] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 270.918721][ T2354] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 270.918725][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918728][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918730][ T2354] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 270.918734][ T2354] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 270.918738][ T2354] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 270.918741][ T2354] __dev_change_flags (net/core/dev.c:9834) [ 270.918746][ T2354] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 270.918749][ T2354] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 270.918752][ T2354] ? __kernel_text_address (kernel/extable.c:79) [ 270.918754][ T2354] ? write_profile (profile.c:?) [ 270.918758][ T2354] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 270.918761][ T2354] netif_change_flags (net/core/dev.c:9877) [ 270.918764][ T2354] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 270.918771][ T2354] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 270.918773][ T2354] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 270.918775][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918778][ T2354] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 270.918783][ T2354] ? kasan_save_stack (mm/kasan/common.c:58) [ 270.918787][ T2354] ? kasan_save_stack (mm/kasan/common.c:57) [ 270.918789][ T2354] ? kasan_save_track (mm/kasan/common.c:78) [ 270.918792][ T2354] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 270.918794][ T2354] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 270.918796][ T2354] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 270.918798][ T2354] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 270.918800][ T2354] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 270.918802][ T2354] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 270.918804][ T2354] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 270.918806][ T2354] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 270.918809][ T2354] ? ___sys_sendmsg (net/socket.c:2767) [ 270.918811][ T2354] ? __sys_sendmsg (net/socket.c:2799) [ 270.918814][ T2354] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 270.918816][ T2354] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 270.918820][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918823][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.918825][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918827][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918830][ T2354] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 270.918833][ T2354] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 270.918836][ T2354] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 270.918838][ T2354] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 270.918841][ T2354] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 270.918844][ T2354] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 270.918847][ T2354] rtnl_newlink (net/core/rtnetlink.c:4215) [ 270.918857][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918860][ T2354] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 270.918861][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.918864][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918866][ T2354] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 270.918871][ T2354] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 270.918873][ T2354] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 270.918875][ T2354] ? __kernel_text_address (kernel/extable.c:79) [ 270.918877][ T2354] ? write_profile (profile.c:?) [ 270.918879][ T2354] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 270.918881][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918883][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918886][ T2354] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 270.918891][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.918893][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918895][ T2354] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 270.918898][ T2354] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 270.918900][ T2354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 270.918902][ T2354] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 270.918905][ T2354] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 270.918909][ T2354] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 270.918911][ T2354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 270.918913][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.918916][ T2354] ? netlink_ack (./include/linux/skbuff.h:2718) [ 270.918918][ T2354] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 270.918922][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918925][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.918928][ T2354] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 270.918931][ T2354] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 270.918933][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918935][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918938][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 270.918941][ T2354] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 270.918944][ T2354] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 270.918947][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918949][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 270.918952][ T2354] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 270.918955][ T2354] ? copy_msghdr_from_user (net/socket.c:2650) [ 270.918957][ T2354] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 270.918959][ T2354] ? move_addr_to_kernel (net/socket.c:258) [ 270.918962][ T2354] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 270.918966][ T2354] ___sys_sendmsg (net/socket.c:2767) [ 270.918969][ T2354] ? copy_msghdr_from_user (net/socket.c:2619) [ 270.918977][ T2354] __sys_sendmsg (net/socket.c:2799) [ 270.918979][ T2354] ? __sys_sendmsg_sock (net/socket.c:2780) [ 270.918984][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 270.918987][ T2354] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 270.918989][ T2354] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 270.918992][ T2354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 270.918994][ T2354] RIP: 0033:0x7feee26d754e [ 270.918997][ T2354] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 270.919000][ T2354] RSP: 002b:00007ffe1eeaca90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 270.919007][ T2354] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007feee26d754e [ 270.919009][ T2354] RDX: 0000000000000000 RSI: 00007ffe1eeacb40 RDI: 0000000000000005 [ 270.919011][ T2354] RBP: 00007ffe1eeacaa0 R08: 0000000000000000 R09: 0000000000000000 [ 270.919012][ T2354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910934 [ 270.919014][ T2354] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1eead200 | [ 273.968234][ T66] softirqs last disabled at (17888): netdev_work_proc (./include/linux/spinlock.h:353 net/core/netdev_work.c:139) | [ 273.968236][ T66] Preemption disabled at: | [ 273.968237][ T66] vprintk_emit (kernel/printk/printk.c:2471) | [ 273.968248][ T66] Tainted: [W]=WARN [ 273.968249][ T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 273.968251][ T66] Workqueue: events netdev_work_proc [ 273.968254][ T66] Call Trace: [ 273.968256][ T66] [ 273.968257][ T66] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 273.968262][ T66] ? vprintk_emit (kernel/printk/printk.c:2471) [ 273.968264][ T66] __might_resched.cold (kernel/sched/core.c:9234) [ 273.968268][ T66] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 273.968271][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968275][ T66] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 273.968278][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.968281][ T66] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.968284][ T66] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 273.968286][ T66] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.968288][ T66] put_chars (drivers/char/virtio_console.c:1176) [ 273.968290][ T66] ? __send_to_port (drivers/char/virtio_console.c:654) [ 273.968292][ T66] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 273.968294][ T66] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 273.968297][ T66] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 273.968298][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968300][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968302][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.968304][ T66] console_emit_next_record (kernel/printk/printk.c:3183) [ 273.968306][ T66] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 273.968308][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968310][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968312][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968313][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.968315][ T66] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 273.968317][ T66] console_flush_one_record (kernel/printk/printk.c:3268) [ 273.968319][ T66] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 273.968322][ T66] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 273.968324][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.968325][ T66] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 273.968327][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968328][ T66] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 273.968330][ T66] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 273.968331][ T66] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 273.968333][ T66] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 273.968335][ T66] ? vprintk_emit (kernel/printk/printk.c:2478) [ 273.968337][ T66] vprintk_emit (kernel/printk/printk.c:2479) [ 273.968339][ T66] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 273.968341][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968343][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.968345][ T66] _printk (kernel/printk/printk.c:2504) [ 273.968348][ T66] ? snapshot_read.cold (user.c:?) [ 273.968350][ T66] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 273.968353][ T66] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 273.968355][ T66] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 273.968357][ T66] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 273.968359][ T66] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 273.968361][ T66] ? netdev_notice (net/core/dev.c:13194) [ 273.968362][ T66] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 273.968364][ T66] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 273.968366][ T66] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 273.968369][ T66] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 273.968371][ T66] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 273.968374][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.968377][ T66] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 273.968378][ T66] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 273.968380][ T66] ? ref_tracker_free (lib/ref_tracker.c:339) [ 273.968384][ T66] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 273.968385][ T66] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 273.968386][ T66] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 273.968388][ T66] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 273.968390][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968392][ T66] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 273.968394][ T66] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 273.968396][ T66] ? netdev_work_sched (net/core/netdev_work.c:82) [ 273.968397][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968399][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.968401][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.968403][ T66] process_one_work (kernel/workqueue.c:3387) [ 273.968407][ T66] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 273.968409][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.968411][ T66] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 273.968414][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 273.968415][ T66] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 273.968417][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 273.968419][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 273.968420][ T66] kthread (kernel/kthread.c:436) [ 273.968422][ T66] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 273.968423][ T66] ? kthread_affine_preferred (kernel/kthread.c:857) [ 273.968425][ T66] ret_from_fork (arch/x86/kernel/process.c:158) [ 273.968428][ T66] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 273.968430][ T66] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 273.968433][ T66] ? kthread_affine_preferred (kernel/kthread.c:857) [ 273.968434][ T66] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 291.604713][ T2545] softirqs last disabled at (0): 0x0 | [ 291.604715][ T2545] Preemption disabled at: | [ 291.604716][ T2545] vprintk_emit (kernel/printk/printk.c:2471) | [ 291.604730][ T2545] Tainted: [W]=WARN [ 291.604732][ T2545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 291.604734][ T2545] Call Trace: [ 291.604736][ T2545] [ 291.604737][ T2545] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 291.604743][ T2545] ? vprintk_emit (kernel/printk/printk.c:2471) [ 291.604746][ T2545] __might_resched.cold (kernel/sched/core.c:9234) [ 291.604751][ T2545] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 291.604755][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604760][ T2545] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 291.604764][ T2545] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 291.604768][ T2545] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 291.604773][ T2545] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 291.604775][ T2545] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 291.604778][ T2545] put_chars (drivers/char/virtio_console.c:1176) [ 291.604780][ T2545] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 291.604783][ T2545] ? __send_to_port (drivers/char/virtio_console.c:654) [ 291.604786][ T2545] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 291.604790][ T2545] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 291.604795][ T2545] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 291.604797][ T2545] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 291.604799][ T2545] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 291.604802][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604804][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604807][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.604810][ T2545] console_emit_next_record (kernel/printk/printk.c:3183) [ 291.604814][ T2545] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 291.604817][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604819][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604822][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604824][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.604827][ T2545] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 291.604830][ T2545] console_flush_one_record (kernel/printk/printk.c:3268) [ 291.604833][ T2545] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 291.604837][ T2545] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 291.604840][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.604842][ T2545] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 291.604845][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604847][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.604849][ T2545] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 291.604852][ T2545] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 291.604855][ T2545] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 291.604857][ T2545] ? vprintk_emit (kernel/printk/printk.c:2478) [ 291.604860][ T2545] vprintk_emit (kernel/printk/printk.c:2479) [ 291.604864][ T2545] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 291.604866][ T2545] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 291.604871][ T2545] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 291.604875][ T2545] _printk (kernel/printk/printk.c:2504) [ 291.604879][ T2545] ? snapshot_read.cold (user.c:?) [ 291.604882][ T2545] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 291.604886][ T2545] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 291.604888][ T2545] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 291.604892][ T2545] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 291.604895][ T2545] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 291.604898][ T2545] ? netdev_notice (net/core/dev.c:13194) [ 291.604901][ T2545] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 291.604905][ T2545] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 291.604915][ T2545] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 291.604919][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604922][ T2545] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 291.604925][ T2545] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 291.604930][ T2545] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 291.604934][ T2545] __dev_change_flags (net/core/dev.c:9821) [ 291.604938][ T2545] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 291.604941][ T2545] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 291.604944][ T2545] ? __kernel_text_address (kernel/extable.c:79) [ 291.604946][ T2545] ? write_profile (profile.c:?) [ 291.604949][ T2545] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 291.604953][ T2545] netif_change_flags (net/core/dev.c:9877) [ 291.604956][ T2545] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 291.604963][ T2545] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 291.604965][ T2545] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 291.604967][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.604969][ T2545] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 291.604974][ T2545] ? kasan_save_stack (mm/kasan/common.c:58) [ 291.604978][ T2545] ? kasan_save_stack (mm/kasan/common.c:57) [ 291.604980][ T2545] ? kasan_save_track (mm/kasan/common.c:78) [ 291.604983][ T2545] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 291.604985][ T2545] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 291.604988][ T2545] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 291.604989][ T2545] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 291.604991][ T2545] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 291.604994][ T2545] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 291.604996][ T2545] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 291.604998][ T2545] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 291.605000][ T2545] ? ___sys_sendmsg (net/socket.c:2767) [ 291.605002][ T2545] ? __sys_sendmsg (net/socket.c:2799) [ 291.605007][ T2545] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 291.605010][ T2545] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 291.605014][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605017][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.605019][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605022][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605024][ T2545] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 291.605027][ T2545] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 291.605030][ T2545] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 291.605032][ T2545] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 291.605035][ T2545] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 291.605038][ T2545] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 291.605042][ T2545] rtnl_newlink (net/core/rtnetlink.c:4215) [ 291.605045][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605048][ T2545] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 291.605049][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.605052][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605055][ T2545] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 291.605059][ T2545] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 291.605061][ T2545] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 291.605064][ T2545] ? __kernel_text_address (kernel/extable.c:79) [ 291.605066][ T2545] ? write_profile (profile.c:?) [ 291.605068][ T2545] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 291.605070][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605072][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605075][ T2545] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 291.605079][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.605082][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605085][ T2545] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 291.605087][ T2545] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 291.605090][ T2545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 291.605092][ T2545] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 291.605094][ T2545] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 291.605098][ T2545] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 291.605101][ T2545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 291.605103][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.605106][ T2545] ? netlink_ack (./include/linux/skbuff.h:2718) [ 291.605108][ T2545] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 291.605112][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605114][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.605117][ T2545] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 291.605120][ T2545] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 291.605123][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605125][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605128][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 291.605131][ T2545] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 291.605134][ T2545] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 291.605137][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605140][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 291.605143][ T2545] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 291.605145][ T2545] ? copy_msghdr_from_user (net/socket.c:2650) [ 291.605148][ T2545] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 291.605150][ T2545] ? move_addr_to_kernel (net/socket.c:258) [ 291.605152][ T2545] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 291.605157][ T2545] ___sys_sendmsg (net/socket.c:2767) [ 291.605159][ T2545] ? copy_msghdr_from_user (net/socket.c:2619) [ 291.605167][ T2545] __sys_sendmsg (net/socket.c:2799) [ 291.605170][ T2545] ? __sys_sendmsg_sock (net/socket.c:2780) [ 291.605174][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 291.605178][ T2545] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 291.605180][ T2545] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 291.605183][ T2545] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 291.605185][ T2545] RIP: 0033:0x7f773637f54e [ 291.605188][ T2545] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 291.605191][ T2545] RSP: 002b:00007fffe573ebb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 291.605196][ T2545] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f773637f54e [ 291.605198][ T2545] RDX: 0000000000000000 RSI: 00007fffe573ec60 RDI: 0000000000000005 [ 291.605199][ T2545] RBP: 00007fffe573ebc0 R08: 0000000000000000 R09: 0000000000000000 [ 291.605201][ T2545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910949 [ 291.605203][ T2545] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe573f320 | [ 296.914155][ T2560] softirqs last disabled at (0): 0x0 | [ 296.914157][ T2560] Preemption disabled at: | [ 296.914158][ T2560] vprintk_emit (kernel/printk/printk.c:2471) | [ 296.914169][ T2560] Tainted: [W]=WARN [ 296.914170][ T2560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 296.914172][ T2560] Call Trace: [ 296.914173][ T2560] [ 296.914175][ T2560] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 296.914180][ T2560] ? vprintk_emit (kernel/printk/printk.c:2471) [ 296.914182][ T2560] __might_resched.cold (kernel/sched/core.c:9234) [ 296.914186][ T2560] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 296.914189][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914193][ T2560] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 296.914196][ T2560] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 296.914199][ T2560] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 296.914203][ T2560] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 296.914205][ T2560] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 296.914207][ T2560] put_chars (drivers/char/virtio_console.c:1176) [ 296.914209][ T2560] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 296.914210][ T2560] ? __send_to_port (drivers/char/virtio_console.c:654) [ 296.914212][ T2560] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 296.914215][ T2560] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 296.914218][ T2560] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 296.914219][ T2560] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 296.914221][ T2560] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 296.914222][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914224][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914226][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.914228][ T2560] console_emit_next_record (kernel/printk/printk.c:3183) [ 296.914230][ T2560] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 296.914232][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914234][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914236][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914237][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.914239][ T2560] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 296.914241][ T2560] console_flush_one_record (kernel/printk/printk.c:3268) [ 296.914243][ T2560] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 296.914246][ T2560] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 296.914248][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.914249][ T2560] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 296.914251][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914253][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.914254][ T2560] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 296.914255][ T2560] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 296.914257][ T2560] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 296.914260][ T2560] ? vprintk_emit (kernel/printk/printk.c:2478) [ 296.914261][ T2560] vprintk_emit (kernel/printk/printk.c:2479) [ 296.914264][ T2560] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 296.914266][ T2560] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 296.914269][ T2560] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 296.914273][ T2560] _printk (kernel/printk/printk.c:2504) [ 296.914276][ T2560] ? snapshot_read.cold (user.c:?) [ 296.914278][ T2560] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 296.914281][ T2560] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 296.914283][ T2560] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 296.914286][ T2560] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 296.914288][ T2560] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 296.914289][ T2560] ? netdev_notice (net/core/dev.c:13194) [ 296.914291][ T2560] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 296.914294][ T2560] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 296.914298][ T2560] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 296.914301][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914303][ T2560] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 296.914305][ T2560] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 296.914308][ T2560] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 296.914311][ T2560] __dev_change_flags (net/core/dev.c:9821) [ 296.914315][ T2560] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 296.914316][ T2560] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 296.914319][ T2560] ? __kernel_text_address (kernel/extable.c:79) [ 296.914320][ T2560] ? write_profile (profile.c:?) [ 296.914322][ T2560] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 296.914325][ T2560] netif_change_flags (net/core/dev.c:9877) [ 296.914327][ T2560] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 296.914332][ T2560] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 296.914334][ T2560] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 296.914335][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914337][ T2560] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 296.914340][ T2560] ? kasan_save_stack (mm/kasan/common.c:58) [ 296.914343][ T2560] ? kasan_save_stack (mm/kasan/common.c:57) [ 296.914345][ T2560] ? kasan_save_track (mm/kasan/common.c:78) [ 296.914346][ T2560] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 296.914348][ T2560] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 296.914349][ T2560] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 296.914350][ T2560] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 296.914352][ T2560] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 296.914353][ T2560] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 296.914355][ T2560] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 296.914356][ T2560] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 296.914357][ T2560] ? ___sys_sendmsg (net/socket.c:2767) [ 296.914359][ T2560] ? __sys_sendmsg (net/socket.c:2799) [ 296.914361][ T2560] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 296.914363][ T2560] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 296.914365][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914367][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.914368][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914370][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914372][ T2560] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 296.914374][ T2560] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 296.914375][ T2560] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 296.914377][ T2560] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 296.914378][ T2560] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 296.914380][ T2560] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 296.914382][ T2560] rtnl_newlink (net/core/rtnetlink.c:4215) [ 296.914384][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914386][ T2560] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 296.914387][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.914389][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914391][ T2560] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 296.914394][ T2560] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 296.914395][ T2560] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 296.914397][ T2560] ? __kernel_text_address (kernel/extable.c:79) [ 296.914398][ T2560] ? write_profile (profile.c:?) [ 296.914399][ T2560] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 296.914401][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914402][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914404][ T2560] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 296.914408][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.914409][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914411][ T2560] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 296.914412][ T2560] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 296.914414][ T2560] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 296.914415][ T2560] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 296.914417][ T2560] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 296.914419][ T2560] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 296.914420][ T2560] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 296.914422][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.914423][ T2560] ? netlink_ack (./include/linux/skbuff.h:2718) [ 296.914425][ T2560] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 296.914427][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914429][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.914431][ T2560] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 296.914433][ T2560] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 296.914435][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914436][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914438][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 296.914440][ T2560] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 296.914442][ T2560] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 296.914443][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914445][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 296.914447][ T2560] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 296.914449][ T2560] ? copy_msghdr_from_user (net/socket.c:2650) [ 296.914450][ T2560] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 296.914452][ T2560] ? move_addr_to_kernel (net/socket.c:258) [ 296.914453][ T2560] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 296.914456][ T2560] ___sys_sendmsg (net/socket.c:2767) [ 296.914457][ T2560] ? copy_msghdr_from_user (net/socket.c:2619) [ 296.914462][ T2560] __sys_sendmsg (net/socket.c:2799) [ 296.914465][ T2560] ? __sys_sendmsg_sock (net/socket.c:2780) [ 296.914467][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 296.914469][ T2560] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 296.914471][ T2560] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 296.914473][ T2560] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 296.914474][ T2560] RIP: 0033:0x7f53c921354e [ 296.914476][ T2560] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 296.914478][ T2560] RSP: 002b:00007ffd929ae8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 296.914482][ T2560] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f53c921354e [ 296.914484][ T2560] RDX: 0000000000000000 RSI: 00007ffd929ae990 RDI: 0000000000000005 [ 296.914484][ T2560] RBP: 00007ffd929ae8f0 R08: 0000000000000000 R09: 0000000000000000 [ 296.914485][ T2560] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91094e [ 296.914486][ T2560] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd929af050 | [ 299.257089][ T2587] softirqs last disabled at (0): 0x0 | [ 299.257091][ T2587] Preemption disabled at: | [ 299.257091][ T2587] vprintk_emit (kernel/printk/printk.c:2471) | [ 299.257103][ T2587] Tainted: [W]=WARN [ 299.257104][ T2587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 299.257105][ T2587] Call Trace: [ 299.257107][ T2587] [ 299.257108][ T2587] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 299.257114][ T2587] ? vprintk_emit (kernel/printk/printk.c:2471) [ 299.257116][ T2587] __might_resched.cold (kernel/sched/core.c:9234) [ 299.257119][ T2587] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 299.257121][ T2587] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 299.257124][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257128][ T2587] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 299.257132][ T2587] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.257134][ T2587] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.257138][ T2587] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 299.257140][ T2587] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 299.257142][ T2587] put_chars (drivers/char/virtio_console.c:1176) [ 299.257144][ T2587] ? __send_to_port (drivers/char/virtio_console.c:654) [ 299.257146][ T2587] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 299.257148][ T2587] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 299.257151][ T2587] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 299.257152][ T2587] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 299.257156][ T2587] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 299.257157][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257159][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257162][ T2587] console_emit_next_record (kernel/printk/printk.c:3183) [ 299.257164][ T2587] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 299.257166][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257168][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257170][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257171][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.257173][ T2587] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 299.257175][ T2587] console_flush_one_record (kernel/printk/printk.c:3268) [ 299.257177][ T2587] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 299.257180][ T2587] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 299.257182][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.257183][ T2587] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 299.257185][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257187][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.257188][ T2587] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 299.257189][ T2587] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 299.257191][ T2587] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 299.257193][ T2587] ? vprintk_emit (kernel/printk/printk.c:2478) [ 299.257195][ T2587] vprintk_emit (kernel/printk/printk.c:2479) [ 299.257198][ T2587] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 299.257200][ T2587] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 299.257203][ T2587] _printk (kernel/printk/printk.c:2504) [ 299.257206][ T2587] ? snapshot_read.cold (user.c:?) [ 299.257208][ T2587] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 299.257211][ T2587] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 299.257213][ T2587] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 299.257216][ T2587] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 299.257218][ T2587] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 299.257219][ T2587] ? netdev_notice (net/core/dev.c:13194) [ 299.257221][ T2587] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 299.257224][ T2587] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 299.257226][ T2587] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 299.257229][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257231][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257233][ T2587] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 299.257236][ T2587] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 299.257239][ T2587] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 299.257241][ T2587] __dev_change_flags (net/core/dev.c:9834) [ 299.257245][ T2587] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 299.257247][ T2587] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 299.257249][ T2587] ? __kernel_text_address (kernel/extable.c:79) [ 299.257250][ T2587] ? write_profile (profile.c:?) [ 299.257252][ T2587] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 299.257255][ T2587] netif_change_flags (net/core/dev.c:9877) [ 299.257257][ T2587] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 299.257261][ T2587] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 299.257263][ T2587] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 299.257264][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257265][ T2587] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 299.257269][ T2587] ? kasan_save_stack (mm/kasan/common.c:58) [ 299.257272][ T2587] ? kasan_save_stack (mm/kasan/common.c:57) [ 299.257273][ T2587] ? kasan_save_track (mm/kasan/common.c:78) [ 299.257275][ T2587] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 299.257276][ T2587] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 299.257278][ T2587] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 299.257279][ T2587] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 299.257280][ T2587] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 299.257281][ T2587] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 299.257283][ T2587] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 299.257284][ T2587] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 299.257286][ T2587] ? ___sys_sendmsg (net/socket.c:2767) [ 299.257288][ T2587] ? __sys_sendmsg (net/socket.c:2799) [ 299.257289][ T2587] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 299.257291][ T2587] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 299.257294][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257296][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.257297][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257299][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257300][ T2587] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 299.257303][ T2587] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 299.257305][ T2587] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 299.257306][ T2587] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 299.257308][ T2587] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 299.257310][ T2587] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 299.257313][ T2587] rtnl_newlink (net/core/rtnetlink.c:4215) [ 299.257315][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257317][ T2587] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 299.257318][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.257319][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257321][ T2587] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 299.257325][ T2587] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 299.257326][ T2587] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 299.257328][ T2587] ? __kernel_text_address (kernel/extable.c:79) [ 299.257329][ T2587] ? write_profile (profile.c:?) [ 299.257330][ T2587] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 299.257331][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257333][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257335][ T2587] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 299.257339][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.257340][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257342][ T2587] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 299.257343][ T2587] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 299.257345][ T2587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 299.257346][ T2587] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 299.257348][ T2587] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 299.257350][ T2587] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 299.257351][ T2587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 299.257353][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.257354][ T2587] ? netlink_ack (./include/linux/skbuff.h:2718) [ 299.257356][ T2587] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 299.257358][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257360][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.257362][ T2587] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 299.257364][ T2587] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 299.257365][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257367][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257369][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 299.257371][ T2587] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 299.257373][ T2587] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 299.257374][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257376][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 299.257378][ T2587] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 299.257380][ T2587] ? copy_msghdr_from_user (net/socket.c:2650) [ 299.257381][ T2587] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 299.257383][ T2587] ? move_addr_to_kernel (net/socket.c:258) [ 299.257384][ T2587] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 299.257387][ T2587] ___sys_sendmsg (net/socket.c:2767) [ 299.257389][ T2587] ? copy_msghdr_from_user (net/socket.c:2619) [ 299.257394][ T2587] __sys_sendmsg (net/socket.c:2799) [ 299.257396][ T2587] ? __sys_sendmsg_sock (net/socket.c:2780) [ 299.257398][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 299.257400][ T2587] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 299.257401][ T2587] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 299.257404][ T2587] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 299.257405][ T2587] RIP: 0033:0x7efc823e654e [ 299.257407][ T2587] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 299.257409][ T2587] RSP: 002b:00007ffd93b186a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 299.257413][ T2587] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efc823e654e [ 299.257414][ T2587] RDX: 0000000000000000 RSI: 00007ffd93b18750 RDI: 0000000000000005 [ 299.257415][ T2587] RBP: 00007ffd93b186b0 R08: 0000000000000000 R09: 0000000000000000 [ 299.257416][ T2587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910950 [ 299.257417][ T2587] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd93b18e10 | [ 304.534113][ T2602] softirqs last disabled at (0): 0x0 | [ 304.534115][ T2602] Preemption disabled at: | [ 304.534115][ T2602] vprintk_emit (kernel/printk/printk.c:2471) | [ 304.534126][ T2602] Tainted: [W]=WARN [ 304.534127][ T2602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 304.534129][ T2602] Call Trace: [ 304.534131][ T2602] [ 304.534132][ T2602] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 304.534137][ T2602] ? vprintk_emit (kernel/printk/printk.c:2471) [ 304.534140][ T2602] __might_resched.cold (kernel/sched/core.c:9234) [ 304.534143][ T2602] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 304.534145][ T2602] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 304.534148][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534152][ T2602] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 304.534155][ T2602] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.534158][ T2602] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.534162][ T2602] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 304.534164][ T2602] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 304.534166][ T2602] put_chars (drivers/char/virtio_console.c:1176) [ 304.534168][ T2602] ? __send_to_port (drivers/char/virtio_console.c:654) [ 304.534170][ T2602] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 304.534172][ T2602] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 304.534175][ T2602] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 304.534176][ T2602] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 304.534180][ T2602] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 304.534182][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534183][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534186][ T2602] console_emit_next_record (kernel/printk/printk.c:3183) [ 304.534188][ T2602] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 304.534190][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534192][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534194][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534195][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.534197][ T2602] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 304.534199][ T2602] console_flush_one_record (kernel/printk/printk.c:3268) [ 304.534201][ T2602] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 304.534204][ T2602] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 304.534206][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.534207][ T2602] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 304.534209][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534211][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.534212][ T2602] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 304.534214][ T2602] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 304.534216][ T2602] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 304.534218][ T2602] ? vprintk_emit (kernel/printk/printk.c:2478) [ 304.534220][ T2602] vprintk_emit (kernel/printk/printk.c:2479) [ 304.534222][ T2602] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 304.534224][ T2602] ? update_load_avg (kernel/sched/fair.c:5864) [ 304.534226][ T2602] ? update_load_avg (kernel/sched/fair.c:5864) [ 304.534228][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534230][ T2602] _printk (kernel/printk/printk.c:2504) [ 304.534233][ T2602] ? snapshot_read.cold (user.c:?) [ 304.534235][ T2602] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 304.534237][ T2602] ? __schedule (kernel/sched/core.c:7277) [ 304.534239][ T2602] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 304.534242][ T2602] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 304.534243][ T2602] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 304.534245][ T2602] ? netdev_notice (net/core/dev.c:13194) [ 304.534247][ T2602] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 304.534251][ T2602] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 304.534253][ T2602] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 304.534256][ T2602] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 304.534259][ T2602] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 304.534261][ T2602] __dev_change_flags (net/core/dev.c:9834) [ 304.534264][ T2602] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 304.534266][ T2602] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 304.534269][ T2602] ? __kernel_text_address (kernel/extable.c:79) [ 304.534270][ T2602] ? write_profile (profile.c:?) [ 304.534272][ T2602] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 304.534275][ T2602] netif_change_flags (net/core/dev.c:9877) [ 304.534278][ T2602] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 304.534283][ T2602] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 304.534284][ T2602] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 304.534285][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534287][ T2602] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 304.534291][ T2602] ? kasan_save_stack (mm/kasan/common.c:58) [ 304.534294][ T2602] ? kasan_save_stack (mm/kasan/common.c:57) [ 304.534295][ T2602] ? kasan_save_track (mm/kasan/common.c:78) [ 304.534297][ T2602] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 304.534298][ T2602] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 304.534300][ T2602] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 304.534301][ T2602] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 304.534303][ T2602] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 304.534304][ T2602] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 304.534305][ T2602] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 304.534307][ T2602] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 304.534309][ T2602] ? ___sys_sendmsg (net/socket.c:2767) [ 304.534311][ T2602] ? __sys_sendmsg (net/socket.c:2799) [ 304.534313][ T2602] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 304.534314][ T2602] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 304.534317][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534319][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.534320][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534322][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534324][ T2602] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 304.534326][ T2602] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 304.534327][ T2602] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 304.534329][ T2602] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 304.534330][ T2602] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 304.534332][ T2602] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 304.534335][ T2602] rtnl_newlink (net/core/rtnetlink.c:4215) [ 304.534336][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534338][ T2602] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 304.534339][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.534341][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534343][ T2602] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 304.534346][ T2602] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 304.534348][ T2602] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 304.534349][ T2602] ? __kernel_text_address (kernel/extable.c:79) [ 304.534351][ T2602] ? write_profile (profile.c:?) [ 304.534352][ T2602] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 304.534353][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534355][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534357][ T2602] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 304.534360][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.534362][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534364][ T2602] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 304.534365][ T2602] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 304.534367][ T2602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 304.534368][ T2602] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 304.534369][ T2602] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 304.534372][ T2602] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 304.534373][ T2602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 304.534375][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.534376][ T2602] ? netlink_ack (./include/linux/skbuff.h:2718) [ 304.534378][ T2602] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 304.534380][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534382][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.534384][ T2602] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 304.534386][ T2602] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 304.534387][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534389][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534391][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 304.534393][ T2602] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 304.534394][ T2602] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 304.534396][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534398][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 304.534400][ T2602] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 304.534402][ T2602] ? copy_msghdr_from_user (net/socket.c:2650) [ 304.534403][ T2602] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 304.534405][ T2602] ? move_addr_to_kernel (net/socket.c:258) [ 304.534406][ T2602] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 304.534409][ T2602] ___sys_sendmsg (net/socket.c:2767) [ 304.534411][ T2602] ? copy_msghdr_from_user (net/socket.c:2619) [ 304.534415][ T2602] __sys_sendmsg (net/socket.c:2799) [ 304.534417][ T2602] ? __sys_sendmsg_sock (net/socket.c:2780) [ 304.534420][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 304.534422][ T2602] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 304.534423][ T2602] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 304.534425][ T2602] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 304.534427][ T2602] RIP: 0033:0x7f26f53e654e [ 304.534429][ T2602] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 304.534431][ T2602] RSP: 002b:00007ffef2674320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 304.534435][ T2602] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f26f53e654e [ 304.534436][ T2602] RDX: 0000000000000000 RSI: 00007ffef26743d0 RDI: 0000000000000005 [ 304.534437][ T2602] RBP: 00007ffef2674330 R08: 0000000000000000 R09: 0000000000000000 [ 304.534438][ T2602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910956 [ 304.534439][ T2602] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef2674a90 | [ 307.592968][ T268] softirqs last disabled at (7191): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 307.592971][ T268] Preemption disabled at: | [ 307.592971][ T268] vprintk_emit (kernel/printk/printk.c:2471) | [ 307.592982][ T268] Tainted: [W]=WARN [ 307.592983][ T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 307.592985][ T268] Workqueue: events netdev_work_proc [ 307.592992][ T268] Call Trace: [ 307.592993][ T268] [ 307.592994][ T268] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 307.593000][ T268] ? vprintk_emit (kernel/printk/printk.c:2471) [ 307.593002][ T268] __might_resched.cold (kernel/sched/core.c:9234) [ 307.593009][ T268] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 307.593013][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593019][ T268] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 307.593023][ T268] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.593026][ T268] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.593031][ T268] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 307.593034][ T268] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.593036][ T268] put_chars (drivers/char/virtio_console.c:1176) [ 307.593038][ T268] ? __send_to_port (drivers/char/virtio_console.c:654) [ 307.593040][ T268] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 307.593043][ T268] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 307.593047][ T268] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 307.593048][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593050][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593052][ T268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.593055][ T268] console_emit_next_record (kernel/printk/printk.c:3183) [ 307.593057][ T268] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 307.593060][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593062][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593063][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593065][ T268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.593067][ T268] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 307.593069][ T268] console_flush_one_record (kernel/printk/printk.c:3268) [ 307.593072][ T268] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 307.593074][ T268] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 307.593076][ T268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.593078][ T268] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 307.593079][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593081][ T268] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.593082][ T268] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 307.593084][ T268] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 307.593086][ T268] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 307.593088][ T268] ? vprintk_emit (kernel/printk/printk.c:2478) [ 307.593090][ T268] vprintk_emit (kernel/printk/printk.c:2479) [ 307.593093][ T268] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 307.593095][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593097][ T268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.593099][ T268] _printk (kernel/printk/printk.c:2504) [ 307.593103][ T268] ? snapshot_read.cold (user.c:?) [ 307.593105][ T268] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 307.593108][ T268] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 307.593110][ T268] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 307.593113][ T268] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 307.593115][ T268] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 307.593117][ T268] ? netdev_notice (net/core/dev.c:13194) [ 307.593118][ T268] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 307.593120][ T268] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 307.593123][ T268] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 307.593126][ T268] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 307.593129][ T268] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 307.593131][ T268] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.593134][ T268] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 307.593136][ T268] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 307.593138][ T268] ? ref_tracker_free (lib/ref_tracker.c:339) [ 307.593142][ T268] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 307.593143][ T268] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 307.593144][ T268] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 307.593146][ T268] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 307.593148][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593150][ T268] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 307.593153][ T268] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 307.593154][ T268] ? netdev_work_sched (net/core/netdev_work.c:82) [ 307.593156][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593158][ T268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.593159][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.593162][ T268] process_one_work (kernel/workqueue.c:3387) [ 307.593166][ T268] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 307.593168][ T268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 307.593170][ T268] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.593173][ T268] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 307.593175][ T268] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.593177][ T268] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 307.593179][ T268] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.593181][ T268] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 307.593182][ T268] kthread (kernel/kthread.c:436) [ 307.593184][ T268] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 307.593186][ T268] ? kthread_affine_preferred (kernel/kthread.c:857) [ 307.593188][ T268] ret_from_fork (arch/x86/kernel/process.c:158) [ 307.593191][ T268] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 307.593192][ T268] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 307.593196][ T268] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: do_softirq:netif_rx_mode_run: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 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 mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning