====================================== | [ 10.030759][ T169] softirqs last disabled at (4342829): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.030761][ T169] Preemption disabled at: | [ 10.030762][ T169] 0x0 | [ 10.030772][ T169] Tainted: [W]=WARN [ 10.030773][ T169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.030775][ T169] Call Trace: [ 10.030777][ T169] [ 10.030778][ T169] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.030784][ T169] __might_resched.cold (kernel/sched/core.c:9234) [ 10.030789][ T169] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.030792][ T169] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.030802][ T169] __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)) [ 10.030805][ T169] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.030812][ T169] ? 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) [ 10.030815][ T169] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.030818][ T169] put_chars (drivers/char/virtio_console.c:1176) [ 10.030821][ T169] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.030823][ T169] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.030828][ T169] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.030833][ T169] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.030841][ T169] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.030843][ T169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.030845][ T169] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.030849][ T169] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.030853][ T169] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.030854][ T169] ? 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)) [ 10.030857][ T169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.030859][ T169] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.030863][ T169] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.030867][ T169] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.030868][ T169] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.030874][ T169] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.030876][ T169] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.030877][ T169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.030879][ T169] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.030883][ T169] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.030885][ T169] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.030888][ T169] vprintk_emit (kernel/printk/printk.c:2479) [ 10.030891][ T169] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.030893][ T169] ? 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) [ 10.030896][ T169] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.030900][ T169] _printk (kernel/printk/printk.c:2504) [ 10.030904][ T169] ? snapshot_read.cold (user.c:?) [ 10.030907][ T169] ? 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) [ 10.030910][ T169] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.030914][ T169] ? 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) [ 10.030917][ T169] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.030920][ T169] ? exit_notify (kernel/exit.c:780) [ 10.030922][ T169] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.030925][ T169] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.030929][ T169] do_group_exit (kernel/exit.c:1151) [ 10.030932][ T169] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.030934][ T169] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.030937][ T169] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.030941][ T169] ? irq_exit_rcu (kernel/softirq.c:786) [ 10.030944][ T169] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.030946][ T169] RIP: 0033:0x479678 [ 10.030949][ T169] Code: Unable to access opcode bytes at 0x47964e. Code starting with the faulting instruction =========================================== [ 10.030950][ T169] RSP: 002b:00007ffe93e1ce38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.030952][ T169] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 10.030954][ T169] RDX: 0000000029c83708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 10.030955][ T169] RBP: 00007ffe93e1ce90 R08: 0000000000000000 R09: 0000000029c843e0 [ 10.030956][ T169] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffe93e1cfc8 [ 10.030957][ T169] R13: 00007ffe93e1d050 R14: 0000000000000000 R15: 000000000054d560 | [ 11.174922][ T200] softirqs last disabled at (4034534): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 11.174925][ T200] Preemption disabled at: | [ 11.174926][ T200] 0x0 | [ 11.174936][ T200] Tainted: [W]=WARN [ 11.174937][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.174939][ T200] Call Trace: [ 11.174940][ T200] [ 11.174942][ T200] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.174948][ T200] __might_resched.cold (kernel/sched/core.c:9234) [ 11.174952][ T200] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.174956][ T200] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.174961][ T200] __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)) [ 11.174964][ T200] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.174970][ T200] ? 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) [ 11.174972][ T200] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.174976][ T200] put_chars (drivers/char/virtio_console.c:1176) [ 11.174979][ T200] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.174980][ T200] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.174984][ T200] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.174989][ T200] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.174996][ T200] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.174998][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.175000][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.175004][ T200] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.175007][ T200] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.175008][ T200] ? 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)) [ 11.175011][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.175013][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.175017][ T200] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.175020][ T200] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.175022][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.175027][ T200] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.175029][ T200] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.175030][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.175032][ T200] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.175036][ T200] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.175038][ T200] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.175040][ T200] vprintk_emit (kernel/printk/printk.c:2479) [ 11.175044][ T200] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.175045][ T200] ? 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) [ 11.175048][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.175052][ T200] _printk (kernel/printk/printk.c:2504) [ 11.175056][ T200] ? snapshot_read.cold (user.c:?) [ 11.175058][ T200] ? 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) [ 11.175061][ T200] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.175065][ T200] ? 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) [ 11.175068][ T200] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.175071][ T200] ? exit_notify (kernel/exit.c:780) [ 11.175073][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.175075][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.175079][ T200] do_group_exit (kernel/exit.c:1151) [ 11.175082][ T200] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.175084][ T200] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.175087][ T200] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.175090][ T200] ? irq_exit_rcu (kernel/softirq.c:786) [ 11.175093][ T200] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.175095][ T200] RIP: 0033:0x479678 [ 11.175097][ T200] Code: Unable to access opcode bytes at 0x47964e. Code starting with the faulting instruction =========================================== [ 11.175098][ T200] RSP: 002b:00007fff288a80d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.175101][ T200] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 11.175102][ T200] RDX: 0000000038a57708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 11.175103][ T200] RBP: 00007fff288a8130 R08: 0000000000000000 R09: 0000000038a583e0 [ 11.175104][ T200] R10: 0000000000000110 R11: 0000000000000246 R12: 00007fff288a8268 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print