====================================== | [ 9.876829][ T186] softirqs last disabled at (42452): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.876831][ T186] Preemption disabled at: | [ 9.876832][ T186] 0x0 | [ 9.876842][ T186] Tainted: [W]=WARN [ 9.876843][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.876845][ T186] Call Trace: [ 9.876846][ T186] [ 9.876848][ T186] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.876854][ T186] __might_resched.cold (kernel/sched/core.c:9234) [ 9.876859][ T186] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.876863][ T186] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.876868][ T186] __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)) [ 9.876871][ T186] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.876876][ T186] ? 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) [ 9.876879][ T186] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.876882][ T186] put_chars (drivers/char/virtio_console.c:1176) [ 9.876885][ T186] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.876886][ T186] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.876891][ T186] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.876896][ T186] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.876902][ T186] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.876905][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.876907][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.876911][ T186] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.876915][ T186] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.876917][ T186] ? 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)) [ 9.876920][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.876922][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.876926][ T186] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.876930][ T186] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.876932][ T186] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.876937][ T186] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.876940][ T186] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.876942][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.876944][ T186] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.876948][ T186] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.876950][ T186] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.876953][ T186] vprintk_emit (kernel/printk/printk.c:2479) [ 9.876957][ T186] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.876960][ T186] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.876964][ T186] _printk (kernel/printk/printk.c:2504) [ 9.876968][ T186] ? snapshot_read.cold (user.c:?) [ 9.876971][ T186] ? 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) [ 9.876973][ T186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.876977][ T186] ? 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) [ 9.876980][ T186] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.876984][ T186] ? exit_notify (kernel/exit.c:780) [ 9.876986][ T186] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.876988][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.876993][ T186] do_group_exit (kernel/exit.c:1151) [ 9.876995][ T186] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.876997][ T186] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.876999][ T186] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.877002][ T186] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.877006][ T186] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.877008][ T186] RIP: 0033:0x7fcc40ee61b8 [ 9.877010][ T186] Code: Unable to access opcode bytes at 0x7fcc40ee618e. Code starting with the faulting instruction =========================================== [ 9.877011][ T186] RSP: 002b:00007ffed74be908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.877013][ T186] RAX: ffffffffffffffda RBX: 00007fcc41016f88 RCX: 00007fcc40ee61b8 [ 9.877015][ T186] RDX: 00007fcc40c30fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.877015][ T186] RBP: 00007ffed74be960 R08: 0000000000000000 R09: 0000000000008010 [ 9.877016][ T186] R10: 00007ffed74be720 R11: 0000000000000246 R12: 0000000000000001 [ 9.877017][ T186] R13: 0000000000000000 R14: 00007fcc41015680 R15: 00007fcc41016fa0 | [ 10.427199][ C0] | [ 10.427199][ C0] | [ 10.427199][ C0] stack backtrace: | [ 10.427205][ C0] Tainted: [W]=WARN [ 10.427206][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.427208][ C0] Call Trace: [ 10.427209][ C0] [ 10.427210][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.427214][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 10.427217][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 10.427223][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 10.427226][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 10.427228][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 10.427229][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 10.427232][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.427233][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 10.427236][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.427239][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.427241][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 10.427243][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 10.427245][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 10.427247][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.427248][ C0] ? 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)) [ 10.427250][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.427252][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.427254][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.427257][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.427258][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.427261][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.427262][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.427264][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.427266][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.427268][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.427270][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.427272][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 10.427274][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.427276][ 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)) [ 10.427278][ C0] _printk (kernel/printk/printk.c:2504) [ 10.427280][ C0] ? snapshot_read.cold (user.c:?) [ 10.427282][ 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)) [ 10.427284][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.427286][ 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)) [ 10.427287][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 10.427289][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 10.427291][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 10.427293][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 10.427294][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 10.427298][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.427299][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.427301][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.427303][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 10.427305][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 10.427307][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 10.427309][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.427312][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.427314][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 10.427316][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 10.427318][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.427320][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.427322][ C0] handle_softirqs (kernel/softirq.c:645) [ 10.427324][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.427326][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 10.427328][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 10.427329][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 10.427331][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 10.427332][ C0] [ 10.427333][ C0] [ 10.427333][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 10.427335][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 10.427337][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 10.427339][ C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 mov 0x1f5d294(%rip),%rdi # 0x1f5d29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 93 95 00 sub 0x959358(%rip),%rax # 0x95936b 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 86 11 00 verw 0x118613(%rip) # 0x11863b 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 [ 10.427342][ C0] RSP: 0018:ffffffff8ec07cf8 EFLAGS: 00000296 [ 10.427345][ C0] RAX: 000000000004e01d RBX: ffffffff8ec1c600 RCX: ffffffff8bcf0307 [ 10.427346][ C0] RDX: ffffffff8ec1c600 RSI: ffffffff8ea38af6 RDI: ffffffff8e48d8e0 [ 10.427347][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 10.427348][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1d80fa2 [ 10.427349][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 10.427350][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 10.427353][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.427354][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 10.427356][ C0] default_idle_call (kernel/sched/idle.c:122) [ 10.427358][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 10.427359][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 10.427361][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 10.427363][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.427365][ C0] do_idle (kernel/sched/idle.c:355) [ 10.427367][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 10.427368][ C0] rest_init (init/main.c:727) [ 10.427370][ C0] ? __cpuidle_text_end (??:?) [ 10.427373][ C0] ? rest_init (init/main.c:727) [ 10.427375][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 10.427378][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 10.427381][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 10.427384][ C0] start_kernel (init/main.c:1185) [ 10.427385][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 10.427387][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 10.427389][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 11.308086][ T264] softirqs last disabled at (0): 0x0 | [ 11.308088][ T264] Preemption disabled at: | [ 11.308089][ T264] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.308100][ T264] Tainted: [W]=WARN [ 11.308101][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.308103][ T264] Call Trace: [ 11.308104][ T264] [ 11.308105][ T264] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.308111][ T264] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.308113][ T264] __might_resched.cold (kernel/sched/core.c:9234) [ 11.308116][ T264] ? __module_address (kernel/module/main.c:3915) [ 11.308120][ T264] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.308123][ T264] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 11.308125][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308128][ T264] __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)) [ 11.308132][ T264] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.308134][ T264] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.308138][ T264] ? 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) [ 11.308140][ T264] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.308142][ T264] put_chars (drivers/char/virtio_console.c:1176) [ 11.308143][ T264] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 11.308145][ T264] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.308147][ T264] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.308149][ T264] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.308153][ T264] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.308154][ T264] ? 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) [ 11.308156][ T264] ? vsnprintf (lib/vsprintf.c:2900) [ 11.308159][ T264] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.308161][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308162][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308165][ T264] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.308167][ T264] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.308169][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308171][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308172][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308174][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308176][ T264] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 11.308178][ T264] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.308180][ T264] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.308183][ T264] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.308185][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308186][ T264] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.308188][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308189][ T264] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.308191][ T264] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.308192][ T264] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 11.308194][ T264] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.308196][ T264] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.308198][ T264] vprintk_emit (kernel/printk/printk.c:2479) [ 11.308201][ T264] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.308203][ T264] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.308205][ T264] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.308207][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308209][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308211][ T264] _printk (kernel/printk/printk.c:2504) [ 11.308214][ T264] ? snapshot_read.cold (user.c:?) [ 11.308216][ T264] ? br_multicast_flood (??:?) bridge [ 11.308235][ T264] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.308238][ T264] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.308239][ T264] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.308242][ T264] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 11.308250][ T264] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 11.308258][ T264] new_nbp (net/bridge/br_if.c:449) bridge [ 11.308266][ T264] br_add_if (net/bridge/br_if.c:592) bridge [ 11.308273][ T264] ? bpf_address_lookup (kernel/bpf/core.c:730) [ 11.308276][ T264] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.308278][ T264] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.308280][ T264] ? __kernel_text_address (kernel/extable.c:79) [ 11.308282][ T264] do_set_master (net/core/rtnetlink.c:3071) [ 11.308285][ T264] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.308287][ T264] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.308289][ T264] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.308290][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308292][ T264] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.308295][ T264] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.308298][ T264] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.308300][ T264] ? kasan_save_track (mm/kasan/common.c:78) [ 11.308301][ T264] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.308303][ T264] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 11.308304][ T264] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 11.308305][ T264] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.308306][ T264] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.308309][ T264] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.308310][ T264] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.308312][ T264] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.308314][ T264] ? ___sys_sendmsg (net/socket.c:2767) [ 11.308316][ T264] ? __sys_sendmsg (net/socket.c:2799) [ 11.308317][ T264] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.308319][ T264] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.308322][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308324][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308325][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308327][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308328][ T264] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.308332][ T264] ? __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) [ 11.308333][ T264] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.308335][ T264] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.308336][ T264] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.308338][ T264] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.308340][ T264] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.308342][ T264] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.308344][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308346][ T264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.308347][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308348][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308350][ T264] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 11.308352][ T264] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.308354][ T264] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.308355][ T264] ? __kernel_text_address (kernel/extable.c:79) [ 11.308356][ T264] ? write_profile (profile.c:?) [ 11.308358][ T264] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.308360][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308362][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308363][ T264] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.308367][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308368][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308370][ T264] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.308372][ T264] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.308373][ T264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.308374][ T264] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.308376][ T264] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 11.308378][ T264] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.308380][ T264] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.308381][ T264] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.308383][ T264] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.308384][ T264] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 11.308387][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308388][ T264] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.308390][ T264] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.308392][ T264] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.308394][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308396][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308397][ T264] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.308399][ T264] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.308401][ T264] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.308403][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308405][ T264] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.308407][ T264] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.308408][ T264] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.308410][ T264] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.308412][ T264] ? move_addr_to_kernel (net/socket.c:258) [ 11.308413][ T264] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.308416][ T264] ___sys_sendmsg (net/socket.c:2767) [ 11.308418][ T264] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.308423][ T264] __sys_sendmsg (net/socket.c:2799) [ 11.308425][ T264] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.308428][ T264] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.308430][ T264] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.308431][ T264] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.308433][ T264] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.308435][ T264] RIP: 0033:0x7f75afca054e [ 11.308437][ T264] 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 [ 11.308439][ T264] RSP: 002b:00007ffd96197920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.308443][ T264] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f75afca054e [ 11.308445][ T264] RDX: 0000000000000000 RSI: 00007ffd961979d0 RDI: 0000000000000005 [ 11.308446][ T264] RBP: 00007ffd96197930 R08: 0000000000000000 R09: 0000000000000000 [ 11.308447][ T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918229 [ 11.308447][ T264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd96198090 | [ 13.135438][ T360] softirqs last disabled at (0): 0x0 | [ 13.135440][ T360] Preemption disabled at: | [ 13.135441][ T360] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.135452][ T360] Tainted: [W]=WARN [ 13.135453][ T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.135455][ T360] Call Trace: [ 13.135456][ T360] [ 13.135458][ T360] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.135463][ T360] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.135465][ T360] __might_resched.cold (kernel/sched/core.c:9234) [ 13.135469][ T360] ? __module_address (kernel/module/main.c:3915) [ 13.135472][ T360] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.135475][ T360] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 13.135477][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135480][ T360] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 13.135484][ T360] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.135486][ T360] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.135490][ T360] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 13.135492][ T360] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.135494][ T360] put_chars (drivers/char/virtio_console.c:1176) [ 13.135495][ T360] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 13.135497][ T360] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.135498][ T360] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 13.135501][ T360] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.135504][ T360] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.135506][ T360] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 13.135507][ T360] ? vsnprintf (lib/vsprintf.c:2900) [ 13.135511][ T360] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.135512][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135514][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135516][ T360] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.135519][ T360] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.135521][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135522][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135524][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135526][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135528][ T360] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 13.135529][ T360] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.135532][ T360] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.135534][ T360] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.135536][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135537][ T360] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.135539][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135541][ T360] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.135542][ T360] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.135544][ T360] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 13.135546][ T360] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.135548][ T360] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.135550][ T360] vprintk_emit (kernel/printk/printk.c:2479) [ 13.135552][ T360] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.135554][ T360] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.135556][ T360] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.135557][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135559][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135561][ T360] _printk (kernel/printk/printk.c:2504) [ 13.135564][ T360] ? snapshot_read.cold (user.c:?) [ 13.135566][ T360] ? br_multicast_flood (??:?) bridge [ 13.135579][ T360] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.135581][ T360] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.135582][ T360] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.135585][ T360] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 13.135593][ T360] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 13.135600][ T360] new_nbp (net/bridge/br_if.c:449) bridge [ 13.135608][ T360] br_add_if (net/bridge/br_if.c:592) bridge [ 13.135614][ T360] ? bpf_address_lookup (kernel/bpf/core.c:730) [ 13.135617][ T360] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.135619][ T360] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.135621][ T360] ? __kernel_text_address (kernel/extable.c:79) [ 13.135623][ T360] do_set_master (net/core/rtnetlink.c:3071) [ 13.135626][ T360] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 13.135628][ T360] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 13.135629][ T360] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 13.135630][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135632][ T360] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.135636][ T360] ? kasan_save_stack (mm/kasan/common.c:58) [ 13.135638][ T360] ? kasan_save_stack (mm/kasan/common.c:57) [ 13.135640][ T360] ? kasan_save_track (mm/kasan/common.c:78) [ 13.135641][ T360] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 13.135643][ T360] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 13.135644][ T360] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 13.135645][ T360] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.135646][ T360] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.135649][ T360] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.135650][ T360] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.135652][ T360] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 13.135654][ T360] ? ___sys_sendmsg (net/socket.c:2767) [ 13.135656][ T360] ? __sys_sendmsg (net/socket.c:2799) [ 13.135657][ T360] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.135659][ T360] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.135662][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135663][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135665][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135666][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135668][ T360] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 13.135671][ T360] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 13.135673][ T360] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.135675][ T360] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 13.135676][ T360] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 13.135677][ T360] ? nla_get_range_signed (lib/nlattr.c:270) [ 13.135680][ T360] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 13.135682][ T360] rtnl_newlink (net/core/rtnetlink.c:4215) [ 13.135684][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135686][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.135689][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135691][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135693][ T360] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 13.135694][ T360] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 13.135696][ T360] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 13.135698][ T360] ? __kernel_text_address (kernel/extable.c:79) [ 13.135699][ T360] ? write_profile (profile.c:?) [ 13.135700][ T360] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 13.135702][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135704][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135706][ T360] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 13.135709][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135711][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135712][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 13.135714][ T360] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 13.135715][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.135717][ T360] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.135718][ T360] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 13.135720][ T360] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 13.135722][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 13.135723][ T360] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.135725][ T360] ? netlink_ack (./include/linux/skbuff.h:2718) [ 13.135726][ T360] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 13.135729][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135730][ T360] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.135732][ T360] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 13.135734][ T360] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.135736][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135737][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135739][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.135741][ T360] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 13.135743][ T360] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 13.135745][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135747][ T360] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 13.135748][ T360] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 13.135750][ T360] ? copy_msghdr_from_user (net/socket.c:2650) [ 13.135752][ T360] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 13.135753][ T360] ? move_addr_to_kernel (net/socket.c:258) [ 13.135755][ T360] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 13.135757][ T360] ___sys_sendmsg (net/socket.c:2767) [ 13.135759][ T360] ? copy_msghdr_from_user (net/socket.c:2619) [ 13.135764][ T360] __sys_sendmsg (net/socket.c:2799) [ 13.135766][ T360] ? __sys_sendmsg_sock (net/socket.c:2780) [ 13.135768][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.135770][ T360] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.135772][ T360] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.135774][ T360] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.135775][ T360] RIP: 0033:0x7f82d2d1354e [ 13.135777][ T360] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 13.135780][ T360] RSP: 002b:00007ffcecd0daa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.135784][ T360] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f82d2d1354e [ 13.135785][ T360] RDX: 0000000000000000 RSI: 00007ffcecd0db50 RDI: 0000000000000005 [ 13.135786][ T360] RBP: 00007ffcecd0dab0 R08: 0000000000000000 R09: 0000000000000000 [ 13.135787][ T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91822b [ 13.135788][ T360] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcecd0e210 | [ 15.172913][ C1] softirqs last disabled at (824685): run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) | [ 15.172916][ C1] Preemption disabled at: | [ 15.172916][ C1] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) | [ 15.172926][ C1] Tainted: [W]=WARN [ 15.172927][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.172929][ C1] Call Trace: [ 15.172930][ C1] [ 15.172932][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.172937][ C1] ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) [ 15.172939][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 15.172942][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.172946][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.172950][ C1] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 15.172953][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.172956][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.172960][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.172962][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.172964][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 15.172966][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.172967][ C1] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 15.172971][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.172974][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.172976][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.172977][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.172979][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.172981][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.172984][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.172986][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.172987][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.172989][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.172991][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.172992][ C1] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 15.172994][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.172996][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.172999][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.173001][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.173002][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.173004][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173006][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 15.173007][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.173009][ C1] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 15.173011][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.173012][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.173014][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 15.173017][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.173019][ C1] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 15.173021][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173022][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 15.173026][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.173028][ C1] _printk (kernel/printk/printk.c:2504) [ 15.173031][ C1] ? snapshot_read.cold (user.c:?) [ 15.173032][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 15.173036][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 15.173048][ C1] ? idr_get_free (??:?) [ 15.173050][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173052][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 15.173062][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 15.173070][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 15.173079][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 15.173085][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 15.173093][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 15.173099][ C1] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.173102][ C1] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 15.173103][ C1] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 15.173107][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 15.173114][ C1] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 15.173117][ C1] ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 15.173119][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173120][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 15.173127][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 15.173129][ C1] ? kthread (./include/linux/cgroup.h:786 (discriminator 1) kernel/kthread.c:434 (discriminator 1)) [ 15.173132][ C1] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 15.173134][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 15.173137][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 15.173140][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173141][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.173144][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 15.173145][ C1] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 15.173147][ C1] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 15.173149][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 15.173151][ C1] ? ip6_input (./include/linux/rcupdate.h:878 (discriminator 3)) [ 15.173154][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 15.173156][ C1] ? ip6_rcv_core (./include/linux/rcupdate.h:882 net/ipv6/ip6_input.c:328) [ 15.173158][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.173160][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 15.173162][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 15.173164][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.173166][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173168][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 15.173169][ C1] ? dev_gro_receive (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/core/gro.c:572) [ 15.173172][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.173174][ C1] gro_receive_skb (./include/net/gro.h:523 ./include/net/gro.h:543 net/core/gro.c:617 net/core/gro.c:647) [ 15.173175][ C1] gro_cell_poll (./include/linux/netdevice.h:4346 net/core/gro_cells.c:71) [ 15.173180][ C1] __napi_poll (net/core/dev.c:7787) [ 15.173182][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 15.173184][ C1] ? __napi_poll (./include/net/gro.h:507) [ 15.173187][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173188][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173191][ C1] ? __schedule (kernel/sched/core.c:7277) [ 15.173192][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173194][ C1] handle_softirqs (kernel/softirq.c:645) [ 15.173196][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 15.173198][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173200][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.173202][ C1] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 15.173203][ C1] smpboot_thread_fn (kernel/smpboot.c:160) [ 15.173206][ C1] ? sort_range (kernel/range.c:164) [ 15.173208][ C1] kthread (kernel/kthread.c:436) [ 15.173209][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.173210][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.173212][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.173214][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.173216][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.173218][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.173220][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 30.155547][ T12] softirqs last disabled at (82): addrconf_verify_rtnl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/ipv6/addrconf.c:4652 (discriminator 2)) | [ 30.155550][ T12] Preemption disabled at: | [ 30.155550][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 30.155562][ T12] Tainted: [W]=WARN [ 30.155563][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.155565][ T12] Workqueue: netns cleanup_net [ 30.155571][ T12] Call Trace: [ 30.155572][ T12] [ 30.155574][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.155579][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 30.155581][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 30.155585][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.155588][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155592][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 30.155595][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.155598][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.155602][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.155604][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.155606][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 30.155607][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 30.155609][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.155611][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 30.155614][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.155618][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.155619][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 30.155621][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.155622][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155624][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155625][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.155628][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.155630][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.155632][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155634][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155635][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155637][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.155639][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 30.155641][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.155643][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.155646][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.155647][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.155649][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.155651][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155652][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.155654][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.155655][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 30.155657][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.155659][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.155661][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 30.155663][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.155665][ T12] ? process_one_work (kernel/workqueue.c:3387) [ 30.155667][ T12] ? kthread (kernel/kthread.c:436) [ 30.155669][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 30.155672][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 30.155674][ T12] _printk (kernel/printk/printk.c:2504) [ 30.155677][ T12] ? snapshot_read.cold (user.c:?) [ 30.155680][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.155682][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.155684][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.155689][ T12] ? netdev_notice (net/core/dev.c:13194) [ 30.155691][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155693][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 30.155695][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 30.155697][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 30.155698][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 30.155701][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 30.155704][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 30.155706][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 30.155720][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 30.155728][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 30.155735][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 30.155737][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 30.155739][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 30.155742][ T12] cleanup_net (net/core/net_namespace.c:706) [ 30.155744][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 30.155746][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.155747][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.155750][ T12] process_one_work (kernel/workqueue.c:3387) [ 30.155752][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 30.155755][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.155757][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 30.155760][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.155762][ T12] kthread (kernel/kthread.c:436) [ 30.155763][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 30.155765][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.155767][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 30.155768][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 30.155770][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 30.155772][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable run_ksoftirqd:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print addrconf_verify_rtnl:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print