====================================== | [ 10.742724][ T168] softirqs last disabled at (4349075): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.742726][ T168] Preemption disabled at: | [ 10.742727][ T168] 0x0 | [ 10.742738][ T168] Tainted: [W]=WARN [ 10.742738][ T168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.742740][ T168] Call Trace: [ 10.742742][ T168] [ 10.742743][ T168] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.742749][ T168] __might_resched.cold (kernel/sched/core.c:9234) [ 10.742753][ T168] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.742756][ T168] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.742762][ T168] __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)) [ 10.742764][ T168] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.742770][ T168] ? 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) [ 10.742773][ T168] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.742776][ T168] put_chars (drivers/char/virtio_console.c:1176) [ 10.742779][ T168] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.742781][ T168] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.742785][ T168] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.742790][ T168] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.742797][ T168] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.742799][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.742801][ T168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.742805][ T168] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.742808][ T168] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.742809][ T168] ? 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)) [ 10.742812][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.742814][ T168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.742818][ T168] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.742821][ T168] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.742823][ T168] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.742828][ T168] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.742830][ T168] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.742831][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.742833][ T168] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.742837][ T168] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.742839][ T168] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.742841][ T168] vprintk_emit (kernel/printk/printk.c:2479) [ 10.742844][ T168] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.742847][ T168] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.742851][ T168] _printk (kernel/printk/printk.c:2504) [ 10.742855][ T168] ? snapshot_read.cold (user.c:?) [ 10.742857][ T168] ? 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) [ 10.742860][ T168] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.742864][ T168] ? 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) [ 10.742867][ T168] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.742870][ T168] ? exit_notify (kernel/exit.c:780) [ 10.742872][ T168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.742875][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.742878][ T168] do_group_exit (kernel/exit.c:1151) [ 10.742881][ T168] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.742883][ T168] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.742886][ T168] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.742889][ T168] ? irq_exit_rcu (kernel/softirq.c:786) [ 10.742892][ T168] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.742895][ T168] RIP: 0033:0x479678 [ 10.742897][ T168] Code: Unable to access opcode bytes at 0x47964e. Code starting with the faulting instruction =========================================== [ 10.742898][ T168] RSP: 002b:00007ffd242dcba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.742901][ T168] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 10.742902][ T168] RDX: 000000001ac39708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 10.742903][ T168] RBP: 00007ffd242dcc00 R08: 0000000000000000 R09: 000000001ac3a3e0 [ 10.742904][ T168] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffd242dcd38 [ 10.742905][ T168] R13: 00007ffd242dcdc0 R14: 0000000000000000 R15: 000000000054d560 | [ 12.231896][ T155] softirqs last disabled at (65761): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.231898][ T155] Preemption disabled at: | [ 12.231899][ T155] 0x0 | [ 12.231909][ T155] Tainted: [W]=WARN [ 12.231910][ T155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.231912][ T155] Call Trace: [ 12.231913][ T155] [ 12.231915][ T155] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.231920][ T155] __might_resched.cold (kernel/sched/core.c:9234) [ 12.231925][ T155] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.231928][ T155] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.231933][ T155] __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)) [ 12.231935][ T155] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.231942][ T155] ? 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) [ 12.231945][ T155] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.231948][ T155] put_chars (drivers/char/virtio_console.c:1176) [ 12.231951][ T155] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.231953][ T155] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.231957][ T155] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.231963][ T155] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.231969][ T155] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.231972][ T155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.231974][ T155] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.231978][ T155] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.231985][ T155] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.231987][ T155] ? 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)) [ 12.231990][ T155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.231992][ T155] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.231996][ T155] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.232000][ T155] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.232001][ T155] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.232007][ T155] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.232009][ T155] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.232011][ T155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.232013][ T155] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.232017][ T155] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.232019][ T155] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.232022][ T155] vprintk_emit (kernel/printk/printk.c:2479) [ 12.232025][ T155] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.232028][ T155] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.232032][ T155] _printk (kernel/printk/printk.c:2504) [ 12.232036][ T155] ? snapshot_read.cold (user.c:?) [ 12.232039][ T155] ? 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) [ 12.232042][ T155] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.232046][ T155] ? 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) [ 12.232049][ T155] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.232052][ T155] ? exit_notify (kernel/exit.c:780) [ 12.232054][ T155] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.232057][ T155] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.232061][ T155] do_group_exit (kernel/exit.c:1151) [ 12.232064][ T155] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.232066][ T155] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.232068][ T155] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.232072][ T155] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.232075][ T155] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.232077][ T155] RIP: 0033:0x7fa35557d1b8 [ 12.232079][ T155] Code: Unable to access opcode bytes at 0x7fa35557d18e. Code starting with the faulting instruction =========================================== [ 12.232080][ T155] RSP: 002b:00007ffe11efce88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.232083][ T155] RAX: ffffffffffffffda RBX: 00007fa3556adf88 RCX: 00007fa35557d1b8 [ 12.232084][ T155] RDX: 00007fa35536bcc8 RSI: ffffffffffffffa8 RDI: 0000000000000000 [ 12.232085][ T155] RBP: 00007ffe11efcee0 R08: 0000000000000000 R09: 0000000000000050 [ 12.232086][ T155] R10: 00007ffe11efcce0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print