====================================== | [ 10.383281][ T180] softirqs last disabled at (27829): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.383283][ T180] Preemption disabled at: | [ 10.383284][ T180] 0x0 | [ 10.383294][ T180] Tainted: [W]=WARN [ 10.383295][ T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.383297][ T180] Call Trace: [ 10.383299][ T180] [ 10.383300][ T180] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.383307][ T180] __might_resched.cold (kernel/sched/core.c:9234) [ 10.383311][ T180] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.383315][ T180] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.383320][ T180] __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)) [ 10.383323][ T180] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.383329][ T180] ? 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) [ 10.383331][ T180] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.383335][ T180] put_chars (drivers/char/virtio_console.c:1176) [ 10.383338][ T180] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.383339][ T180] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.383344][ T180] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.383350][ T180] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.383356][ T180] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.383358][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.383361][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.383365][ T180] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.383369][ T180] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.383370][ T180] ? 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)) [ 10.383374][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.383376][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.383380][ T180] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.383384][ T180] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.383386][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.383391][ T180] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.383394][ T180] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.383396][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.383398][ T180] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.383401][ T180] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.383403][ T180] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.383407][ T180] vprintk_emit (kernel/printk/printk.c:2479) [ 10.383410][ T180] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.383414][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.383417][ T180] _printk (kernel/printk/printk.c:2504) [ 10.383421][ T180] ? snapshot_read.cold (user.c:?) [ 10.383424][ T180] ? 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) [ 10.383426][ T180] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.383430][ T180] ? 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) [ 10.383433][ T180] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.383437][ T180] ? exit_notify (kernel/exit.c:780) [ 10.383438][ T180] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.383441][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.383445][ T180] do_group_exit (kernel/exit.c:1151) [ 10.383448][ T180] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.383449][ T180] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.383452][ T180] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.383456][ T180] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.383459][ T180] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.383461][ T180] RIP: 0033:0x7fe72b6991b8 [ 10.383463][ T180] Code: Unable to access opcode bytes at 0x7fe72b69918e. Code starting with the faulting instruction =========================================== [ 10.383465][ T180] RSP: 002b:00007ffe055b1ed8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.383467][ T180] RAX: ffffffffffffffda RBX: 00007fe72b7c9f88 RCX: 00007fe72b6991b8 [ 10.383468][ T180] RDX: 00007fe72b3e3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.383469][ T180] RBP: 00007ffe055b1f30 R08: 0000000000000000 R09: 0000000000000050 [ 10.383470][ T180] R10: 00007ffe055b1cf0 R11: 0000000000000246 R12: 0000000000000001 [ 10.383471][ T180] R13: 0000000000000000 R14: 00007fe72b7c8680 R15: 00007fe72b7c9fa0 | [ 16.113314][ T250] softirqs last disabled at (27535): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.113317][ T250] Preemption disabled at: | [ 16.113318][ T250] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.113330][ T250] Tainted: [W]=WARN [ 16.113331][ T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.113333][ T250] Call Trace: [ 16.113335][ T250] [ 16.113337][ T250] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.113345][ T250] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.113348][ T250] __might_resched.cold (kernel/sched/core.c:9234) [ 16.113354][ T250] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.113359][ T250] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.113366][ T250] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 16.113370][ T250] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.113378][ T250] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.113381][ T250] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.113386][ T250] put_chars (drivers/char/virtio_console.c:1176) [ 16.113391][ T250] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.113393][ T250] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.113400][ T250] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.113403][ T250] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.113410][ T250] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.113414][ T250] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.113423][ T250] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.113427][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.113435][ T250] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.113441][ T250] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.113444][ T250] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 16.113448][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.113452][ T250] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.113458][ T250] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.113465][ T250] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.113467][ T250] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.113476][ T250] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.113480][ T250] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.113482][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.113486][ T250] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.113492][ T250] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.113494][ T250] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.113499][ T250] vprintk_emit (kernel/printk/printk.c:2479) [ 16.113505][ T250] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.113514][ T250] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 16.113519][ T250] _printk (kernel/printk/printk.c:2504) [ 16.113524][ T250] ? snapshot_read.cold (user.c:?) [ 16.113534][ T250] ? 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) [ 16.113539][ T250] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 16.113544][ T250] do_one_initcall (init/main.c:1357) [ 16.113548][ T250] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 16.113555][ T250] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 16.113559][ T250] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 16.113566][ T250] do_init_module (kernel/module/main.c:3117) [ 16.113572][ T250] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.113576][ T250] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 16.113581][ T250] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 16.113587][ T250] load_module (kernel/module/main.c:3593) [ 16.113599][ T250] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 16.113605][ T250] ? __ia32_sys_fsconfig (??:?) [ 16.113609][ T250] ? add_chain_cache (kernel/locking/lockdep.c:3782) [ 16.113618][ T250] init_module_from_file (kernel/module/main.c:3790) [ 16.113622][ T250] ? __do_sys_init_module (kernel/module/main.c:3664) [ 16.113636][ T250] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.113642][ T250] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.113647][ T250] idempotent_init_module (kernel/module/main.c:3802) [ 16.113652][ T250] ? init_module_from_file (kernel/module/main.c:3791) [ 16.113662][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.113666][ T250] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 16.113675][ T250] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 16.113678][ T250] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.113683][ T250] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.113686][ T250] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.113690][ T250] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.113694][ T250] RIP: 0033:0x7f704b42d37d [ 16.113698][ T250] 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 [ 16.113701][ T250] RSP: 002b:00007ffd885149f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 16.113704][ T250] RAX: ffffffffffffffda RBX: 0000564d0217e810 RCX: 00007f704b42d37d [ 16.113706][ T250] RDX: 0000000000000000 RSI: 0000564cf1534ffd RDI: 0000000000000000 [ 16.113707][ T250] RBP: 00007ffd88514a90 R08: 0000000000000000 R09: 0000000000000000 [ 16.113708][ T250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564cf1534ffd [ 16.113710][ T250] R13: 0000564d0217e960 R14: 0000000000040000 R15: 0000000000000000 | [ 21.339224][ T12] softirqs last disabled at (15271): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.339226][ T12] Preemption disabled at: | [ 21.339227][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.339237][ T12] Tainted: [W]=WARN [ 21.339238][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.339240][ T12] Workqueue: netns cleanup_net [ 21.339243][ T12] Call Trace: [ 21.339245][ T12] [ 21.339246][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.339252][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.339255][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 21.339259][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.339263][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.339269][ 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)) [ 21.339271][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.339277][ 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) [ 21.339280][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.339283][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 21.339286][ T12] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 21.339288][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.339292][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 21.339297][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.339304][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.339307][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.339311][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.339316][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.339320][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.339322][ T12] ? 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)) [ 21.339325][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.339327][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.339331][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.339336][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.339338][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.339343][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.339347][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.339348][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.339351][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.339355][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.339357][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.339360][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 21.339364][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.339367][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 21.339369][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 21.339372][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 21.339374][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 21.339377][ T12] _printk (kernel/printk/printk.c:2504) [ 21.339381][ T12] ? snapshot_read.cold (user.c:?) [ 21.339384][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 21.339387][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 21.339391][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 21.339394][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.339397][ T12] ? netdev_notice (net/core/dev.c:13194) [ 21.339400][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 21.339402][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 21.339404][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 21.339408][ 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) [ 21.339412][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 21.339415][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 21.339418][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 21.339423][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 21.339426][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 21.339431][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 21.339434][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 21.339437][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 21.339440][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 21.339443][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.339446][ 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) [ 21.339450][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 21.339454][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 21.339456][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 21.339458][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.339461][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 21.339466][ T12] cleanup_net (net/core/net_namespace.c:706) [ 21.339469][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 21.339473][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.339475][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.339479][ T12] process_one_work (kernel/workqueue.c:3387) [ 21.339486][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 21.339489][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.339497][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 21.339504][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.339507][ T12] kthread (kernel/kthread.c:436) [ 21.339509][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.339512][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.339515][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.339519][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 21.339523][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.339526][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars