====================================== | [ 9.247817][ T201] softirqs last disabled at (38915): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.247819][ T201] Preemption disabled at: | [ 9.247820][ T201] 0x0 | [ 9.247830][ T201] Tainted: [W]=WARN [ 9.247831][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.247832][ T201] Call Trace: [ 9.247833][ T201] [ 9.247835][ T201] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.247841][ T201] __might_resched.cold (kernel/sched/core.c:9234) [ 9.247845][ T201] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.247857][ T201] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.247861][ T201] __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)) [ 9.247863][ T201] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.247870][ T201] ? 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) [ 9.247873][ T201] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.247876][ T201] put_chars (drivers/char/virtio_console.c:1176) [ 9.247879][ T201] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.247880][ T201] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.247883][ T201] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.247889][ T201] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.247896][ T201] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.247899][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.247901][ T201] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.247904][ T201] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.247908][ T201] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.247910][ T201] ? 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)) [ 9.247913][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.247915][ T201] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.247919][ T201] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.247923][ T201] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.247925][ T201] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.247930][ T201] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.247932][ T201] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.247934][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.247936][ T201] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.247939][ T201] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.247941][ T201] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.247944][ T201] vprintk_emit (kernel/printk/printk.c:2479) [ 9.247947][ T201] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.247950][ T201] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.247953][ T201] _printk (kernel/printk/printk.c:2504) [ 9.247957][ T201] ? snapshot_read.cold (user.c:?) [ 9.247959][ T201] ? 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) [ 9.247962][ T201] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.247966][ T201] ? 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) [ 9.247969][ T201] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.247972][ T201] ? exit_notify (kernel/exit.c:780) [ 9.247973][ T201] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.247976][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.247979][ T201] do_group_exit (kernel/exit.c:1151) [ 9.247982][ T201] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.247984][ T201] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.247986][ T201] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.247990][ T201] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.247993][ T201] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.247995][ T201] RIP: 0033:0x7efec17f81b8 [ 9.247997][ T201] Code: Unable to access opcode bytes at 0x7efec17f818e. Code starting with the faulting instruction =========================================== [ 9.247998][ T201] RSP: 002b:00007ffd09526748 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.248000][ T201] RAX: ffffffffffffffda RBX: 00007efec1928f88 RCX: 00007efec17f81b8 [ 9.248002][ T201] RDX: 00007efec1542fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.248003][ T201] RBP: 00007ffd095267a0 R08: 0000000000000000 R09: 0000000000000000 [ 9.248003][ T201] R10: 00007ffd09526560 R11: 0000000000000246 R12: 0000000000000001 [ 9.248004][ T201] R13: 0000000000000000 R14: 00007efec1927680 R15: 00007efec1928fa0 | [ 26.227096][ T430] softirqs last disabled at (37987): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 26.227098][ T430] Preemption disabled at: | [ 26.227099][ T430] 0x0 | [ 26.227109][ T430] Tainted: [W]=WARN [ 26.227110][ T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.227112][ T430] Call Trace: [ 26.227113][ T430] [ 26.227115][ T430] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.227120][ T430] __might_resched.cold (kernel/sched/core.c:9234) [ 26.227125][ T430] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.227129][ T430] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.227133][ T430] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 26.227135][ T430] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.227142][ T430] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 26.227144][ T430] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.227148][ T430] put_chars (drivers/char/virtio_console.c:1176) [ 26.227150][ T430] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.227151][ T430] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.227155][ T430] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.227160][ T430] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.227167][ T430] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.227170][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.227172][ T430] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.227176][ T430] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.227179][ T430] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.227181][ T430] ? 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)) [ 26.227184][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.227186][ T430] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.227190][ T430] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.227194][ T430] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.227196][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.227201][ T430] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.227204][ T430] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.227206][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.227207][ T430] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 26.227211][ T430] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.227213][ T430] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.227215][ T430] vprintk_emit (kernel/printk/printk.c:2479) [ 26.227218][ T430] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.227221][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.227225][ T430] _printk (kernel/printk/printk.c:2504) [ 26.227228][ T430] ? snapshot_read.cold (user.c:?) [ 26.227231][ T430] ? 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) [ 26.227233][ T430] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.227237][ T430] ? 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) [ 26.227240][ T430] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 26.227244][ T430] ? exit_notify (kernel/exit.c:780) [ 26.227245][ T430] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.227248][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.227251][ T430] do_group_exit (kernel/exit.c:1151) [ 26.227254][ T430] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 26.227256][ T430] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 26.227258][ T430] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.227262][ T430] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.227265][ T430] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.227267][ T430] RIP: 0033:0x7f8f988aa1b8 [ 26.227269][ T430] Code: Unable to access opcode bytes at 0x7f8f988aa18e. Code starting with the faulting instruction =========================================== [ 26.227270][ T430] RSP: 002b:00007ffc5ab32e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.227272][ T430] RAX: ffffffffffffffda RBX: 00007f8f989daf88 RCX: 00007f8f988aa1b8 [ 26.227274][ T430] RDX: 00007f8f985f4fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 26.227275][ T430] RBP: 00007ffc5ab32ed0 R08: 0000000000000000 R09: 0000000000000050 [ 26.227275][ T430] R10: 00007ffc5ab32c90 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print