====================================== | [ 10.004453][ T193] softirqs last disabled at (26604): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.004455][ T193] Preemption disabled at: | [ 10.004456][ T193] 0x0 | [ 10.004466][ T193] Tainted: [W]=WARN [ 10.004467][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.004468][ T193] Call Trace: [ 10.004470][ T193] [ 10.004471][ T193] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.004478][ T193] __might_resched.cold (kernel/sched/core.c:9234) [ 10.004482][ T193] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.004487][ T193] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.004494][ T193] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.004496][ T193] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.004502][ T193] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.004505][ T193] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.004508][ T193] put_chars (drivers/char/virtio_console.c:1176) [ 10.004511][ T193] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.004513][ T193] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.004517][ T193] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.004522][ T193] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.004529][ T193] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.004531][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.004534][ T193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.004538][ T193] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.004542][ T193] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.004544][ T193] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.004547][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.004549][ T193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.004553][ T193] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.004558][ T193] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.004559][ T193] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.004565][ T193] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.004568][ T193] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.004570][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.004572][ T193] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.004576][ T193] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.004577][ T193] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.004581][ T193] vprintk_emit (kernel/printk/printk.c:2479) [ 10.004585][ T193] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.004588][ T193] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.004592][ T193] _printk (kernel/printk/printk.c:2504) [ 10.004595][ T193] ? snapshot_read.cold (user.c:?) [ 10.004598][ T193] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.004601][ T193] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.004604][ T193] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.004607][ T193] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.004611][ T193] ? exit_notify (kernel/exit.c:780) [ 10.004613][ T193] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.004616][ T193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.004620][ T193] do_group_exit (kernel/exit.c:1151) [ 10.004623][ T193] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.004624][ T193] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.004626][ T193] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.004629][ T193] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.004632][ T193] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.004634][ T193] RIP: 0033:0x7ff0840f21b8 [ 10.004636][ T193] Code: Unable to access opcode bytes at 0x7ff0840f218e. Code starting with the faulting instruction =========================================== [ 10.004638][ T193] RSP: 002b:00007ffdcace3338 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.004640][ T193] RAX: ffffffffffffffda RBX: 00007ff084222f88 RCX: 00007ff0840f21b8 [ 10.004641][ T193] RDX: 00007ff083e3cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.004642][ T193] RBP: 00007ffdcace3390 R08: 0000000000000000 R09: 0000000000008010 [ 10.004643][ T193] R10: 00007ffdcace3150 R11: 0000000000000246 R12: 0000000000000001 [ 10.004644][ T193] R13: 0000000000000000 R14: 00007ff084221680 R15: 00007ff084222fa0 | [ 11.014117][ T62] softirqs last disabled at (10134): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge | [ 11.014124][ T62] Preemption disabled at: | [ 11.014125][ T62] 0x0 | [ 11.014135][ T62] Tainted: [W]=WARN [ 11.014136][ T62] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.014138][ T62] Workqueue: events_unbound linkwatch_event [ 11.014141][ T62] Call Trace: [ 11.014143][ T62] [ 11.014144][ T62] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.014151][ T62] __might_resched.cold (kernel/sched/core.c:9234) [ 11.014156][ T62] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.014160][ T62] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.014165][ T62] __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)) [ 11.014167][ T62] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.014173][ T62] ? 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) [ 11.014176][ T62] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.014179][ T62] put_chars (drivers/char/virtio_console.c:1176) [ 11.014182][ T62] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.014184][ T62] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 11.014188][ T62] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.014192][ T62] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.014195][ T62] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.014197][ T62] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.014198][ T62] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.014203][ T62] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.014204][ T62] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.014208][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.014213][ T62] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.014216][ T62] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.014218][ T62] ? 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)) [ 11.014222][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014226][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.014230][ T62] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.014234][ T62] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.014236][ T62] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.014242][ T62] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.014245][ T62] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.014247][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014249][ T62] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.014253][ T62] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.014255][ T62] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.014258][ T62] vprintk_emit (kernel/printk/printk.c:2479) [ 11.014262][ T62] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.014269][ T62] _printk (kernel/printk/printk.c:2504) [ 11.014272][ T62] ? snapshot_read.cold (user.c:?) [ 11.014278][ T62] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.014282][ T62] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 11.014292][ T62] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 11.014300][ T62] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge [ 11.014307][ T62] br_port_carrier_check (net/bridge/br_if.c:90) bridge [ 11.014316][ T62] br_device_event (net/bridge/br.c:101) bridge [ 11.014325][ T62] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 11.014327][ T62] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 11.014334][ T62] notifier_call_chain (kernel/notifier.c:85) [ 11.014340][ T62] netif_state_change (net/core/dev.c:1625) [ 11.014344][ T62] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.014349][ T62] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 11.014352][ T62] __linkwatch_run_queue (net/core/link_watch.c:240) [ 11.014355][ T62] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.014357][ T62] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.014362][ T62] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 11.014364][ T62] ? __linkwatch_run_queue (./include/linux/list.h:577) [ 11.014368][ T62] process_one_work (kernel/workqueue.c:3387) [ 11.014375][ T62] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.014378][ T62] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.014386][ T62] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.014390][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.014392][ T62] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 11.014395][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.014397][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.014400][ T62] kthread (kernel/kthread.c:436) [ 11.014402][ T62] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.014404][ T62] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.014407][ T62] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.014411][ T62] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.014415][ T62] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.014418][ T62] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.014421][ T62] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.059956][ T293] softirqs last disabled at (15295): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 23.059958][ T293] Preemption disabled at: | [ 23.059958][ T293] vprintk_emit (kernel/printk/printk.c:2471) | [ 23.059968][ T293] Tainted: [W]=WARN [ 23.059969][ T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.059971][ T293] Call Trace: [ 23.059973][ T293] [ 23.059974][ T293] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.059980][ T293] ? vprintk_emit (kernel/printk/printk.c:2471) [ 23.059982][ T293] __might_resched.cold (kernel/sched/core.c:9234) [ 23.059987][ T293] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.059991][ T293] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 23.059996][ T293] __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)) [ 23.059998][ T293] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.060003][ T293] ? 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) [ 23.060006][ T293] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.060009][ T293] put_chars (drivers/char/virtio_console.c:1176) [ 23.060011][ T293] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 23.060013][ T293] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.060016][ T293] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.060020][ T293] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 23.060024][ T293] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.060027][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.060028][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.060033][ T293] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.060034][ T293] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 23.060037][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.060040][ T293] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.060044][ T293] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.060048][ T293] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.060050][ T293] ? 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)) [ 23.060053][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.060055][ T293] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.060059][ T293] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.060063][ T293] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.060065][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.060070][ T293] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.060073][ T293] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.060075][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.060077][ T293] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.060080][ T293] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.060082][ T293] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.060085][ T293] vprintk_emit (kernel/printk/printk.c:2479) [ 23.060089][ T293] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.060095][ T293] ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc [ 23.060098][ T293] _printk (kernel/printk/printk.c:2504) [ 23.060102][ T293] ? snapshot_read.cold (user.c:?) [ 23.060108][ T293] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 23.060111][ T293] gact_init_module (net/sched/act_gact.c:180) act_gact [ 23.060113][ T293] do_one_initcall (init/main.c:1357) [ 23.060116][ T293] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 23.060120][ T293] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 23.060123][ T293] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 23.060128][ T293] do_init_module (kernel/module/main.c:3117) [ 23.060132][ T293] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.060136][ T293] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 23.060139][ T293] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 23.060143][ T293] load_module (kernel/module/main.c:3593) [ 23.060151][ T293] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 23.060154][ T293] ? __ia32_sys_fsconfig (??:?) [ 23.060157][ T293] ? ovl_real_file (fs/overlayfs/file.c:195) [ 23.060161][ T293] ? backing_file_read_iter (fs/backing-file.c:211) [ 23.060164][ T293] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 23.060168][ T293] init_module_from_file (kernel/module/main.c:3790) [ 23.060171][ T293] ? __do_sys_init_module (kernel/module/main.c:3664) [ 23.060179][ T293] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.060183][ T293] ? 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) [ 23.060186][ T293] idempotent_init_module (kernel/module/main.c:3802) [ 23.060189][ T293] ? init_module_from_file (kernel/module/main.c:3791) [ 23.060195][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.060198][ T293] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 23.060203][ T293] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 23.060206][ T293] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.060209][ T293] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 23.060211][ T293] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 23.060214][ T293] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.060216][ T293] RIP: 0033:0x7fd37237f37d [ 23.060219][ T293] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 23.060221][ T293] RSP: 002b:00007fffcb3ec2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 23.060224][ T293] RAX: ffffffffffffffda RBX: 00005564f394d810 RCX: 00007fd37237f37d [ 23.060225][ T293] RDX: 0000000000000000 RSI: 00005564d8a2fffd RDI: 0000000000000000 [ 23.060226][ T293] RBP: 00007fffcb3ec390 R08: 0000000000000000 R09: 0000000000000000 [ 23.060227][ T293] R10: 0000000000000000 R11: 0000000000000246 R12: 00005564d8a2fffd [ 23.060228][ T293] R13: 00005564f394d960 R14: 0000000000040000 R15: 0000000000000000 | [ 26.489825][ C3] softirqs last disabled at (596229): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 26.489827][ C3] Preemption disabled at: | [ 26.489828][ C3] 0x0 | [ 26.489838][ C3] Tainted: [W]=WARN [ 26.489839][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.489841][ C3] Call Trace: [ 26.489842][ C3] [ 26.489844][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.489850][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 26.489854][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.489857][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 26.489860][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.489863][ C3] __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)) [ 26.489866][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.489869][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.489872][ C3] ? 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) [ 26.489874][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.489876][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 26.489878][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.489880][ C3] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 26.489883][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.489886][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.489887][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.489889][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.489891][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.489893][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.489895][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.489897][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.489899][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.489900][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 26.489902][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.489904][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.489907][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.489909][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.489910][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.489912][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.489913][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.489915][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.489916][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.489918][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.489920][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 26.489922][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.489924][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.489936][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.489938][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.489944][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.489950][ C3] ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934) [ 26.489953][ C3] _printk (kernel/printk/printk.c:2504) [ 26.489957][ C3] ? snapshot_read.cold (user.c:?) [ 26.489958][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 26.489962][ C3] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.489964][ C3] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 26.489966][ C3] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 26.489968][ C3] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 26.489971][ C3] mark_lock (kernel/locking/lockdep.c:4769) [ 26.489973][ C3] mark_usage (kernel/locking/lockdep.c:4658) [ 26.489975][ C3] __lock_acquire (kernel/locking/lockdep.c:5208) [ 26.489977][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.489978][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.489984][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.489986][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.489988][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.489994][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 26.489996][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.490002][ C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.490008][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.490014][ C3] call_timer_fn (kernel/time/timer.c:1748) [ 26.490017][ C3] ? detach_if_pending (./include/linux/list.h:1159) [ 26.490018][ C3] ? debug_object_active_state (lib/debugobjects.c:1122) [ 26.490022][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.490024][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.490025][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.490027][ C3] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 26.490029][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.490036][ C3] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 26.490037][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.490040][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.490042][ C3] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 26.490044][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 26.490046][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.490048][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.490050][ C3] handle_softirqs (kernel/softirq.c:645) [ 26.490052][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.490053][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 26.490055][ C3] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 26.490057][ C3] irq_exit_rcu (kernel/softirq.c:784) [ 26.490058][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 26.490061][ C3] [ 26.490062][ C3] [ 26.490062][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.490064][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 26.490066][ C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 26.490069][ C3] 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 [ 26.490070][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 26.490073][ C3] RAX: 0000000000091903 RBX: ff11000001c88040 RCX: ffffffffa36f0307 [ 26.490075][ C3] RDX: ff11000001c88040 RSI: ffffffffa6438b01 RDI: ffffffffa5e8d8e0 [ 26.490076][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.490076][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 26.490077][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.490079][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.490082][ C3] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 26.490083][ C3] default_idle_call (kernel/sched/idle.c:122) [ 26.490085][ C3] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.490087][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 26.490088][ C3] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 26.490091][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.490092][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.490094][ C3] do_idle (kernel/sched/idle.c:355) [ 26.490095][ C3] cpu_startup_entry (kernel/sched/idle.c:454) [ 26.490097][ C3] start_secondary (arch/x86/kernel/smpboot.c:312) [ 26.490099][ C3] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 26.490101][ C3] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 26.548171][ C3] | [ 26.548237][ C3] | [ 26.548237][ C3] stack backtrace: | [ 26.548461][ C3] Tainted: [W]=WARN [ 26.548462][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.548464][ C3] Call Trace: [ 26.548465][ C3] [ 26.548466][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.548470][ C3] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 26.548473][ C3] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 26.548475][ C3] mark_lock (kernel/locking/lockdep.c:4769) [ 26.548477][ C3] mark_usage (kernel/locking/lockdep.c:4658) [ 26.548479][ C3] __lock_acquire (kernel/locking/lockdep.c:5208) [ 26.548481][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.548482][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.548490][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.548494][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.548496][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.548505][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 26.548507][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.548513][ C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 26.548519][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.548525][ C3] call_timer_fn (kernel/time/timer.c:1748) [ 26.548528][ C3] ? detach_if_pending (./include/linux/list.h:1159) [ 26.548529][ C3] ? debug_object_active_state (lib/debugobjects.c:1122) [ 26.548533][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.548535][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.548537][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.548539][ C3] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 26.548541][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 26.548550][ C3] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 26.548552][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.548555][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.548557][ C3] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 26.548559][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 26.548561][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.548563][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.548565][ C3] handle_softirqs (kernel/softirq.c:645) [ 26.548567][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.548568][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 26.548570][ C3] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 26.548572][ C3] irq_exit_rcu (kernel/softirq.c:784) [ 26.548573][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 26.548575][ C3] [ 26.548575][ C3] [ 26.548576][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.548578][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 26.548579][ C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 26.548581][ C3] 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 [ 26.548582][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 26.548584][ C3] RAX: 0000000000091903 RBX: ff11000001c88040 RCX: ffffffffa36f0307 [ 26.548585][ C3] RDX: ff11000001c88040 RSI: ffffffffa6438b01 RDI: ffffffffa5e8d8e0 [ 26.548586][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.548587][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 26.548588][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.548589][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.548591][ C3] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 26.548593][ C3] default_idle_call (kernel/sched/idle.c:122) [ 26.548596][ C3] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 26.548598][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 26.548601][ C3] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 26.548603][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.548604][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.548606][ C3] do_idle (kernel/sched/idle.c:355) [ 26.548608][ C3] cpu_startup_entry (kernel/sched/idle.c:454) [ 26.548609][ C3] start_secondary (arch/x86/kernel/smpboot.c:312) [ 26.548611][ C3] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 26.548613][ C3] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 125.854549][ T1538] softirqs last disabled at (0): 0x0 | [ 125.854551][ T1538] Preemption disabled at: | [ 125.854552][ T1538] 0x0 | [ 125.854563][ T1538] Tainted: [W]=WARN [ 125.854564][ T1538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.854566][ T1538] Call Trace: [ 125.854569][ T1538] [ 125.854570][ T1538] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 125.854577][ T1538] __might_resched.cold (kernel/sched/core.c:9234) [ 125.854581][ T1538] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 125.854585][ T1538] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 125.854589][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854594][ T1538] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 125.854598][ T1538] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.854601][ T1538] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 125.854606][ T1538] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 125.854608][ T1538] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 125.854611][ T1538] put_chars (drivers/char/virtio_console.c:1176) [ 125.854614][ T1538] ? __send_to_port (drivers/char/virtio_console.c:654) [ 125.854616][ T1538] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 125.854620][ T1538] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 125.854625][ T1538] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 125.854626][ T1538] ? vsnprintf (lib/vsprintf.c:2900) [ 125.854631][ T1538] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.854633][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854635][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854639][ T1538] console_emit_next_record (kernel/printk/printk.c:3183) [ 125.854642][ T1538] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 125.854645][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854647][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854649][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854652][ T1538] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.854655][ T1538] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 125.854657][ T1538] console_flush_one_record (kernel/printk/printk.c:3268) [ 125.854661][ T1538] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 125.854664][ T1538] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 125.854667][ T1538] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.854669][ T1538] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 125.854671][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854674][ T1538] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 125.854676][ T1538] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 125.854678][ T1538] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 125.854681][ T1538] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 125.854684][ T1538] ? vprintk_emit (kernel/printk/printk.c:2478) [ 125.854686][ T1538] vprintk_emit (kernel/printk/printk.c:2479) [ 125.854691][ T1538] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 125.854694][ T1538] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 125.854697][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854700][ T1538] _printk (kernel/printk/printk.c:2504) [ 125.854704][ T1538] ? snapshot_read.cold (user.c:?) [ 125.854706][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854709][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854714][ T1538] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 125.854716][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854719][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854722][ T1538] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 125.854743][ T1538] br_set_port_state (net/bridge/br_netlink.c:931) bridge [ 125.854759][ T1538] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge [ 125.854773][ T1538] ? br_set_port_state (net/bridge/br_netlink.c:928) bridge [ 125.854786][ T1538] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.854788][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854791][ T1538] ? __nla_validate_parse (lib/nlattr.c:635) [ 125.854796][ T1538] br_setlink (net/bridge/br_netlink.c:1143) bridge [ 125.854809][ T1538] ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge [ 125.854826][ T1538] rtnl_bridge_setlink (net/core/rtnetlink.c:5707) [ 125.854831][ T1538] rtnetlink_rcv_msg (net/core/rtnetlink.c:7141) [ 125.854835][ T1538] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.854837][ T1538] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 125.854840][ T1538] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 125.854844][ T1538] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 125.854848][ T1538] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 125.854850][ T1538] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 125.854853][ T1538] ? netlink_ack (./include/linux/skbuff.h:2718) [ 125.854855][ T1538] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 125.854859][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854861][ T1538] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 125.854864][ T1538] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 125.854867][ T1538] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 125.854869][ T1538] ? next_uptodate_folio (mm/filemap.c:3747) [ 125.854874][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854876][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854878][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854881][ T1538] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 125.854884][ T1538] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 125.854887][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854889][ T1538] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 125.854892][ T1538] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 125.854896][ T1538] ? copy_msghdr_from_user (net/socket.c:2650) [ 125.854899][ T1538] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 125.854901][ T1538] ? move_addr_to_kernel (net/socket.c:258) [ 125.854904][ T1538] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 125.854908][ T1538] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.854911][ T1538] ___sys_sendmsg (net/socket.c:2767) [ 125.854913][ T1538] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 125.854916][ T1538] ? copy_msghdr_from_user (net/socket.c:2619) [ 125.854919][ T1538] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 125.854926][ T1538] __sys_sendmsg (net/socket.c:2799) [ 125.854929][ T1538] ? __sys_sendmsg_sock (net/socket.c:2780) [ 125.854933][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854936][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.854939][ T1538] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 125.854942][ T1538] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 125.854945][ T1538] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 125.854948][ T1538] RIP: 0033:0x7fcb9818b54e [ 125.854951][ T1538] 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 [ 125.854953][ T1538] RSP: 002b:00007ffd74755d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 125.854958][ T1538] RAX: ffffffffffffffda RBX: 00007ffd74755ec0 RCX: 00007fcb9818b54e [ 125.854960][ T1538] RDX: 0000000000000000 RSI: 00007ffd74755dc0 RDI: 0000000000000005 [ 125.854962][ T1538] RBP: 00007ffd74755d20 R08: 0000000000000000 R09: 0000000000000000 [ 125.854963][ T1538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910930 [ 125.854964][ T1538] R13: 0000000000425380 R14: 00007ffd7475684a R15: 00000000ffffffff | [ 130.943169][ T1543] softirqs last disabled at (0): 0x0 | [ 130.943171][ T1543] Preemption disabled at: | [ 130.943172][ T1543] 0x0 | [ 130.943180][ T1543] Tainted: [W]=WARN [ 130.943181][ T1543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.943182][ T1543] Call Trace: [ 130.943184][ T1543] [ 130.943185][ T1543] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 130.943191][ T1543] __might_resched.cold (kernel/sched/core.c:9234) [ 130.943194][ T1543] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 130.943198][ T1543] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 130.943200][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943204][ T1543] __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)) [ 130.943207][ T1543] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 130.943210][ T1543] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 130.943214][ T1543] ? 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) [ 130.943215][ T1543] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 130.943217][ T1543] put_chars (drivers/char/virtio_console.c:1176) [ 130.943219][ T1543] ? __send_to_port (drivers/char/virtio_console.c:654) [ 130.943221][ T1543] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 130.943224][ T1543] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 130.943227][ T1543] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 130.943228][ T1543] ? vsnprintf (lib/vsprintf.c:2900) [ 130.943231][ T1543] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 130.943232][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943234][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943236][ T1543] console_emit_next_record (kernel/printk/printk.c:3183) [ 130.943239][ T1543] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 130.943241][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943243][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943244][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943246][ T1543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 130.943248][ T1543] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 130.943250][ T1543] console_flush_one_record (kernel/printk/printk.c:3268) [ 130.943252][ T1543] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 130.943255][ T1543] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 130.943256][ T1543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 130.943258][ T1543] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 130.943260][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943261][ T1543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 130.943262][ T1543] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 130.943264][ T1543] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 130.943266][ T1543] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 130.943268][ T1543] ? vprintk_emit (kernel/printk/printk.c:2478) [ 130.943270][ T1543] vprintk_emit (kernel/printk/printk.c:2479) [ 130.943273][ T1543] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 130.943275][ T1543] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 130.943278][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943280][ T1543] _printk (kernel/printk/printk.c:2504) [ 130.943283][ T1543] ? snapshot_read.cold (user.c:?) [ 130.943284][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943286][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943288][ T1543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 130.943289][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943291][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943293][ T1543] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 130.943306][ T1543] br_set_port_state (net/bridge/br_netlink.c:931) bridge [ 130.943314][ T1543] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge [ 130.943321][ T1543] ? br_set_port_state (net/bridge/br_netlink.c:928) bridge [ 130.943327][ T1543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 130.943328][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943330][ T1543] ? __nla_validate_parse (lib/nlattr.c:635) [ 130.943334][ T1543] br_setlink (net/bridge/br_netlink.c:1143) bridge [ 130.943341][ T1543] ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge [ 130.943351][ T1543] rtnl_bridge_setlink (net/core/rtnetlink.c:5707) [ 130.943355][ T1543] rtnetlink_rcv_msg (net/core/rtnetlink.c:7141) [ 130.943357][ T1543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 130.943359][ T1543] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 130.943361][ T1543] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 130.943364][ T1543] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 130.943367][ T1543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 130.943368][ T1543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 130.943370][ T1543] ? netlink_ack (./include/linux/skbuff.h:2718) [ 130.943371][ T1543] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 130.943373][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943375][ T1543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 130.943377][ T1543] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 130.943379][ T1543] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 130.943380][ T1543] ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3)) [ 130.943383][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943385][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943386][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943388][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943390][ T1543] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 130.943392][ T1543] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 130.943394][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943396][ T1543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 130.943397][ T1543] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 130.943400][ T1543] ? copy_msghdr_from_user (net/socket.c:2650) [ 130.943402][ T1543] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 130.943404][ T1543] ? move_addr_to_kernel (net/socket.c:258) [ 130.943406][ T1543] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 130.943409][ T1543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 130.943411][ T1543] ___sys_sendmsg (net/socket.c:2767) [ 130.943412][ T1543] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 130.943415][ T1543] ? copy_msghdr_from_user (net/socket.c:2619) [ 130.943416][ T1543] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 130.943421][ T1543] __sys_sendmsg (net/socket.c:2799) [ 130.943423][ T1543] ? __sys_sendmsg_sock (net/socket.c:2780) [ 130.943426][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943427][ T1543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 130.943429][ T1543] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 130.943431][ T1543] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 130.943433][ T1543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 130.943435][ T1543] RIP: 0033:0x7f3b0f10854e [ 130.943437][ T1543] 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 [ 130.943439][ T1543] RSP: 002b:00007fff59314150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 130.943443][ T1543] RAX: ffffffffffffffda RBX: 00007fff59314300 RCX: 00007f3b0f10854e [ 130.943444][ T1543] RDX: 0000000000000000 RSI: 00007fff59314200 RDI: 0000000000000005 [ 130.943445][ T1543] RBP: 00007fff59314160 R08: 0000000000000000 R09: 0000000000000000 [ 130.943446][ T1543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910935 [ 130.943446][ T1543] R13: 0000000000425380 R14: 00007fff5931584a R15: 00000000ffffffff | [ 136.057969][ T1551] softirqs last disabled at (0): 0x0 | [ 136.057971][ T1551] Preemption disabled at: | [ 136.057972][ T1551] vprintk_emit (kernel/printk/printk.c:2471) | [ 136.057982][ T1551] Tainted: [W]=WARN [ 136.057983][ T1551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 136.057985][ T1551] Call Trace: [ 136.057987][ T1551] [ 136.057988][ T1551] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 136.057994][ T1551] ? vprintk_emit (kernel/printk/printk.c:2471) [ 136.057995][ T1551] __might_resched.cold (kernel/sched/core.c:9234) [ 136.057999][ T1551] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 136.058002][ T1551] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 136.058005][ T1551] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 136.058007][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058010][ T1551] __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)) [ 136.058013][ T1551] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 136.058016][ T1551] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 136.058020][ T1551] ? 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) [ 136.058022][ T1551] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 136.058024][ T1551] put_chars (drivers/char/virtio_console.c:1176) [ 136.058025][ T1551] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 136.058027][ T1551] ? __send_to_port (drivers/char/virtio_console.c:654) [ 136.058028][ T1551] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 136.058037][ T1551] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 136.058041][ T1551] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 136.058042][ T1551] ? 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) [ 136.058044][ T1551] ? vsnprintf (lib/vsprintf.c:2900) [ 136.058047][ T1551] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 136.058049][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058050][ T1551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 136.058052][ T1551] console_emit_next_record (kernel/printk/printk.c:3183) [ 136.058055][ T1551] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 136.058057][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058058][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058060][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058061][ T1551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 136.058063][ T1551] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 136.058065][ T1551] console_flush_one_record (kernel/printk/printk.c:3268) [ 136.058067][ T1551] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 136.058070][ T1551] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 136.058071][ T1551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 136.058073][ T1551] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 136.058074][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058076][ T1551] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 136.058077][ T1551] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 136.058079][ T1551] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 136.058081][ T1551] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 136.058083][ T1551] ? vprintk_emit (kernel/printk/printk.c:2478) [ 136.058085][ T1551] vprintk_emit (kernel/printk/printk.c:2479) [ 136.058088][ T1551] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 136.058091][ T1551] _printk (kernel/printk/printk.c:2504) [ 136.058094][ T1551] ? snapshot_read.cold (user.c:?) [ 136.058096][ T1551] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 136.058099][ T1551] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 136.058101][ T1551] ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge [ 136.058113][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058115][ T1551] ? br_vlan_filter_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:919) bridge [ 136.058124][ T1551] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge [ 136.058133][ T1551] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 136.058137][ T1551] br_changelink (net/bridge/br_netlink.c:1363) bridge [ 136.058145][ T1551] ? __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) [ 136.058147][ T1551] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 136.058148][ T1551] ? br_get_size (net/bridge/br_netlink.c:1676) bridge [ 136.058154][ T1551] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 136.058156][ T1551] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 136.058158][ T1551] ? nla_get_range_signed (lib/nlattr.c:270) [ 136.058161][ T1551] __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076) [ 136.058164][ T1551] rtnl_newlink (net/core/rtnetlink.c:4215) [ 136.058166][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058168][ T1551] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 136.058169][ T1551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 136.058170][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058172][ T1551] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 136.058174][ T1551] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 136.058176][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058178][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058180][ T1551] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 136.058183][ T1551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 136.058184][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058186][ T1551] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 136.058187][ T1551] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 136.058189][ T1551] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.058190][ T1551] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 136.058193][ T1551] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 136.058196][ T1551] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 136.058199][ T1551] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 136.058200][ T1551] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 136.058202][ T1551] ? netlink_ack (./include/linux/skbuff.h:2718) [ 136.058203][ T1551] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 136.058205][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058207][ T1551] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 136.058209][ T1551] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 136.058211][ T1551] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 136.058212][ T1551] ? next_uptodate_folio (mm/filemap.c:3747) [ 136.058215][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058217][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058218][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058220][ T1551] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 136.058222][ T1551] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 136.058224][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058226][ T1551] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 136.058228][ T1551] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 136.058229][ T1551] ? copy_msghdr_from_user (net/socket.c:2650) [ 136.058231][ T1551] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 136.058232][ T1551] ? move_addr_to_kernel (net/socket.c:258) [ 136.058234][ T1551] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 136.058237][ T1551] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 136.058239][ T1551] ___sys_sendmsg (net/socket.c:2767) [ 136.058240][ T1551] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 136.058243][ T1551] ? copy_msghdr_from_user (net/socket.c:2619) [ 136.058244][ T1551] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 136.058249][ T1551] __sys_sendmsg (net/socket.c:2799) [ 136.058251][ T1551] ? __sys_sendmsg_sock (net/socket.c:2780) [ 136.058253][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058255][ T1551] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 136.058257][ T1551] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 136.058259][ T1551] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 136.058261][ T1551] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 136.058263][ T1551] RIP: 0033:0x7fef9d55c54e [ 136.058265][ T1551] 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 [ 136.058267][ T1551] RSP: 002b:00007fff5e6e4880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 136.058271][ T1551] RAX: ffffffffffffffda RBX: 00007fff5e6e5020 RCX: 00007fef9d55c54e [ 136.058272][ T1551] RDX: 0000000000000000 RSI: 00007fff5e6e4930 RDI: 0000000000000005 [ 136.058273][ T1551] RBP: 00007fff5e6e4890 R08: 0000000000000000 R09: 0000000000000000 [ 136.058274][ T1551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910939 [ 136.058274][ T1551] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5e6e4ff0 | [ 146.299361][ T1575] softirqs last disabled at (0): 0x0 | [ 146.299363][ T1575] Preemption disabled at: | [ 146.299364][ T1575] vprintk_emit (kernel/printk/printk.c:2471) | [ 146.299374][ T1575] Tainted: [W]=WARN [ 146.299375][ T1575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.299377][ T1575] Call Trace: [ 146.299378][ T1575] [ 146.299379][ T1575] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 146.299385][ T1575] ? vprintk_emit (kernel/printk/printk.c:2471) [ 146.299387][ T1575] __might_resched.cold (kernel/sched/core.c:9234) [ 146.299390][ T1575] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.299392][ T1575] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 146.299395][ T1575] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 146.299397][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299401][ T1575] __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)) [ 146.299404][ T1575] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 146.299406][ T1575] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.299410][ T1575] ? 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) [ 146.299412][ T1575] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.299414][ T1575] put_chars (drivers/char/virtio_console.c:1176) [ 146.299415][ T1575] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 146.299417][ T1575] ? __send_to_port (drivers/char/virtio_console.c:654) [ 146.299418][ T1575] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 146.299421][ T1575] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 146.299424][ T1575] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 146.299425][ T1575] ? 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) [ 146.299427][ T1575] ? vsnprintf (lib/vsprintf.c:2900) [ 146.299430][ T1575] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 146.299432][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299433][ T1575] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.299435][ T1575] console_emit_next_record (kernel/printk/printk.c:3183) [ 146.299438][ T1575] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 146.299439][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299441][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299443][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299444][ T1575] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.299446][ T1575] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 146.299448][ T1575] console_flush_one_record (kernel/printk/printk.c:3268) [ 146.299450][ T1575] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 146.299453][ T1575] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 146.299454][ T1575] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.299456][ T1575] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 146.299457][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299459][ T1575] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.299460][ T1575] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 146.299461][ T1575] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 146.299463][ T1575] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 146.299465][ T1575] ? vprintk_emit (kernel/printk/printk.c:2478) [ 146.299467][ T1575] vprintk_emit (kernel/printk/printk.c:2479) [ 146.299470][ T1575] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 146.299473][ T1575] _printk (kernel/printk/printk.c:2504) [ 146.299476][ T1575] ? snapshot_read.cold (user.c:?) [ 146.299477][ T1575] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.299480][ T1575] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 146.299482][ T1575] ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge [ 146.299495][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299497][ T1575] ? br_vlan_filter_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:919) bridge [ 146.299506][ T1575] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge [ 146.299515][ T1575] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 146.299518][ T1575] br_changelink (net/bridge/br_netlink.c:1363) bridge [ 146.299526][ T1575] ? __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) [ 146.299528][ T1575] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 146.299529][ T1575] ? br_get_size (net/bridge/br_netlink.c:1676) bridge [ 146.299535][ T1575] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 146.299538][ T1575] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 146.299539][ T1575] ? nla_get_range_signed (lib/nlattr.c:270) [ 146.299542][ T1575] __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076) [ 146.299545][ T1575] rtnl_newlink (net/core/rtnetlink.c:4215) [ 146.299547][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299549][ T1575] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 146.299550][ T1575] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.299551][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299553][ T1575] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 146.299557][ T1575] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 146.299559][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299561][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299562][ T1575] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 146.299566][ T1575] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.299567][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299569][ T1575] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 146.299570][ T1575] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 146.299572][ T1575] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.299573][ T1575] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 146.299576][ T1575] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 146.299578][ T1575] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 146.299581][ T1575] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.299583][ T1575] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.299584][ T1575] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.299585][ T1575] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 146.299587][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299589][ T1575] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.299591][ T1575] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.299593][ T1575] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.299594][ T1575] ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3)) [ 146.299597][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299599][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299600][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299602][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299604][ T1575] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 146.299606][ T1575] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 146.299607][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299609][ T1575] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.299611][ T1575] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.299612][ T1575] ? copy_msghdr_from_user (net/socket.c:2650) [ 146.299614][ T1575] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 146.299615][ T1575] ? move_addr_to_kernel (net/socket.c:258) [ 146.299617][ T1575] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 146.299621][ T1575] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.299622][ T1575] ___sys_sendmsg (net/socket.c:2767) [ 146.299624][ T1575] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 146.299626][ T1575] ? copy_msghdr_from_user (net/socket.c:2619) [ 146.299628][ T1575] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 146.299632][ T1575] __sys_sendmsg (net/socket.c:2799) [ 146.299634][ T1575] ? __sys_sendmsg_sock (net/socket.c:2780) [ 146.299637][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299638][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.299640][ T1575] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 146.299642][ T1575] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 146.299644][ T1575] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.299646][ T1575] RIP: 0033:0x7fb71031754e [ 146.299648][ T1575] 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 [ 146.299650][ T1575] RSP: 002b:00007ffc19c3cd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.299654][ T1575] RAX: ffffffffffffffda RBX: 00007ffc19c3d520 RCX: 00007fb71031754e [ 146.299655][ T1575] RDX: 0000000000000000 RSI: 00007ffc19c3ce30 RDI: 0000000000000005 [ 146.299656][ T1575] RBP: 00007ffc19c3cd90 R08: 0000000000000000 R09: 0000000000000000 [ 146.299657][ T1575] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910943 Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print