====================================== | [ 10.159901][ T177] softirqs last disabled at (36887): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.159904][ T177] Preemption disabled at: | [ 10.159905][ T177] 0x0 | [ 10.159917][ T177] Tainted: [W]=WARN [ 10.159919][ T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.159921][ T177] Call Trace: [ 10.159923][ T177] [ 10.159925][ T177] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.159933][ T177] __might_resched.cold (kernel/sched/core.c:9234) [ 10.159940][ T177] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.159945][ T177] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.159952][ T177] __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)) [ 10.159956][ T177] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.159965][ T177] ? 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) [ 10.159969][ T177] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.159975][ T177] put_chars (drivers/char/virtio_console.c:1176) [ 10.159980][ T177] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.159982][ T177] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.159989][ T177] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.159998][ T177] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.160010][ T177] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.160014][ T177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.160018][ T177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.160025][ T177] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.160031][ T177] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.160034][ T177] ? 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)) [ 10.160039][ T177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.160042][ T177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.160049][ T177] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.160056][ T177] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.160058][ T177] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.160068][ T177] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.160072][ T177] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.160074][ T177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.160078][ T177] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.160084][ T177] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.160087][ T177] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.160092][ T177] vprintk_emit (kernel/printk/printk.c:2479) [ 10.160098][ T177] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.160103][ T177] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.160109][ T177] _printk (kernel/printk/printk.c:2504) [ 10.160115][ T177] ? snapshot_read.cold (user.c:?) [ 10.160120][ T177] ? 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) [ 10.160124][ T177] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.160130][ T177] ? 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) [ 10.160134][ T177] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.160140][ T177] ? exit_notify (kernel/exit.c:780) [ 10.160142][ T177] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.160147][ T177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.160154][ T177] do_group_exit (kernel/exit.c:1151) [ 10.160159][ T177] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.160163][ T177] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.160166][ T177] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.160170][ T177] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.160175][ T177] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.160179][ T177] RIP: 0033:0x7fed3dd9c1b8 [ 10.160182][ T177] Code: Unable to access opcode bytes at 0x7fed3dd9c18e. Code starting with the faulting instruction =========================================== [ 10.160184][ T177] RSP: 002b:00007ffd2214ff68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.160187][ T177] RAX: ffffffffffffffda RBX: 00007fed3deccf88 RCX: 00007fed3dd9c1b8 [ 10.160189][ T177] RDX: 00007fed3dae6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.160191][ T177] RBP: 00007ffd2214ffc0 R08: 0000000000000000 R09: 0000000000000050 [ 10.160192][ T177] R10: 00007ffd2214fd80 R11: 0000000000000246 R12: 0000000000000001 [ 10.160193][ T177] R13: 0000000000000000 R14: 00007fed3decb680 R15: 00007fed3deccfa0 | [ 11.234771][ T195] softirqs last disabled at (39953): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.234773][ T195] Preemption disabled at: | [ 11.234774][ T195] 0x0 | [ 11.234783][ T195] Tainted: [W]=WARN [ 11.234784][ T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.234786][ T195] Call Trace: [ 11.234788][ T195] [ 11.234789][ T195] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.234795][ T195] __might_resched.cold (kernel/sched/core.c:9234) [ 11.234799][ T195] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.234803][ T195] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.234807][ T195] __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)) [ 11.234810][ T195] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.234816][ T195] ? 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) [ 11.234818][ T195] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.234822][ T195] put_chars (drivers/char/virtio_console.c:1176) [ 11.234825][ T195] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.234827][ T195] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.234831][ T195] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.234836][ T195] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.234844][ T195] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.234846][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.234848][ T195] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.234852][ T195] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.234856][ T195] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.234857][ T195] ? 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)) [ 11.234860][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.234862][ T195] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.234866][ T195] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.234870][ T195] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.234871][ T195] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.234876][ T195] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.234879][ T195] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.234880][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.234882][ T195] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.234886][ T195] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.234887][ T195] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.234890][ T195] vprintk_emit (kernel/printk/printk.c:2479) [ 11.234894][ T195] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.234897][ T195] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.234900][ T195] _printk (kernel/printk/printk.c:2504) [ 11.234904][ T195] ? snapshot_read.cold (user.c:?) [ 11.234907][ T195] ? 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) [ 11.234909][ T195] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.234912][ T195] ? 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) [ 11.234915][ T195] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.234918][ T195] ? exit_notify (kernel/exit.c:780) [ 11.234920][ T195] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.234923][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.234926][ T195] do_group_exit (kernel/exit.c:1151) [ 11.234930][ T195] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.234932][ T195] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.234934][ T195] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.234937][ T195] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.234940][ T195] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.234943][ T195] RIP: 0033:0x7f79531bd1b8 [ 11.234945][ T195] Code: Unable to access opcode bytes at 0x7f79531bd18e. Code starting with the faulting instruction =========================================== [ 11.234946][ T195] RSP: 002b:00007ffe0cde16d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.234949][ T195] RAX: ffffffffffffffda RBX: 00007f79532edf88 RCX: 00007f79531bd1b8 [ 11.234950][ T195] RDX: 00007f7952f07fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.234951][ T195] RBP: 00007ffe0cde1730 R08: 0000000000000000 R09: 0000000000000000 [ 11.234952][ T195] R10: 00007ffe0cde14f0 R11: 0000000000000246 R12: 0000000000000001 [ 11.234953][ T195] R13: 0000000000000000 R14: 00007f79532ec680 R15: 00007f79532edfa0 | [ 28.028459][ T701] softirqs last disabled at (34334): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 28.028461][ T701] Preemption disabled at: | [ 28.028462][ T701] 0x0 | [ 28.028473][ T701] Tainted: [W]=WARN [ 28.028473][ T701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.028475][ T701] Call Trace: [ 28.028477][ T701] [ 28.028478][ T701] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.028485][ T701] __might_resched.cold (kernel/sched/core.c:9234) [ 28.028489][ T701] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.028493][ T701] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.028498][ T701] __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)) [ 28.028500][ T701] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.028507][ T701] ? 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) [ 28.028509][ T701] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.028513][ T701] put_chars (drivers/char/virtio_console.c:1176) [ 28.028516][ T701] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.028518][ T701] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.028522][ T701] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.028527][ T701] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.028535][ T701] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.028537][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.028540][ T701] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.028544][ T701] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.028547][ T701] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.028549][ T701] ? 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)) [ 28.028552][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.028554][ T701] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.028558][ T701] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.028562][ T701] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.028564][ T701] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.028569][ T701] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.028571][ T701] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.028573][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.028575][ T701] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.028578][ T701] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.028580][ T701] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.028583][ T701] vprintk_emit (kernel/printk/printk.c:2479) [ 28.028587][ T701] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.028590][ T701] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.028594][ T701] _printk (kernel/printk/printk.c:2504) [ 28.028598][ T701] ? snapshot_read.cold (user.c:?) [ 28.028601][ T701] ? 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) [ 28.028603][ T701] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.028607][ T701] ? 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) [ 28.028609][ T701] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.028613][ T701] ? exit_notify (kernel/exit.c:780) [ 28.028615][ T701] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 28.028618][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.028622][ T701] do_group_exit (kernel/exit.c:1151) [ 28.028625][ T701] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 28.028628][ T701] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 28.028630][ T701] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.028633][ T701] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.028636][ T701] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.028638][ T701] RIP: 0033:0x7fd3153711b8 [ 28.028641][ T701] Code: Unable to access opcode bytes at 0x7fd31537118e. Code starting with the faulting instruction =========================================== [ 28.028642][ T701] RSP: 002b:00007ffd286a61a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.028644][ T701] RAX: ffffffffffffffda RBX: 00007fd3154a1f88 RCX: 00007fd3153711b8 [ 28.028646][ T701] RDX: 00007fd3152aea48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 28.028647][ T701] RBP: 00007ffd286a6200 R08: 0000000000000000 R09: 0000000000000000 [ 28.028647][ T701] R10: 00007ffd286a6040 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print