====================================== | [ 9.668749][ T185] softirqs last disabled at (21963): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.668751][ T185] Preemption disabled at: | [ 9.668752][ T185] 0x0 | [ 9.668766][ T185] Tainted: [W]=WARN [ 9.668767][ T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.668769][ T185] Call Trace: [ 9.668771][ T185] [ 9.668774][ T185] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.668781][ T185] __might_resched.cold (kernel/sched/core.c:9234) [ 9.668788][ T185] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.668837][ T185] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.668844][ T185] __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)) [ 9.668848][ T185] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.668857][ T185] ? 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) [ 9.668861][ T185] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.668867][ T185] put_chars (drivers/char/virtio_console.c:1176) [ 9.668872][ T185] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.668874][ T185] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.668881][ T185] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.668890][ T185] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.668902][ T185] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.668907][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.668910][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.668917][ T185] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.668923][ T185] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.668926][ T185] ? 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)) [ 9.668931][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.668935][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.668941][ T185] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.668948][ T185] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.668951][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.668960][ T185] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.668965][ T185] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.668967][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.668971][ T185] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.668977][ T185] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.668979][ T185] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.668985][ T185] vprintk_emit (kernel/printk/printk.c:2479) [ 9.668991][ T185] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.668996][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.669003][ T185] _printk (kernel/printk/printk.c:2504) [ 9.669008][ T185] ? snapshot_read.cold (user.c:?) [ 9.669012][ T185] ? 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) [ 9.669017][ T185] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.669023][ T185] ? 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) [ 9.669027][ T185] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.669033][ T185] ? exit_notify (kernel/exit.c:780) [ 9.669036][ T185] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.669040][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.669047][ T185] do_group_exit (kernel/exit.c:1151) [ 9.669053][ T185] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.669056][ T185] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.669059][ T185] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.669064][ T185] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.669069][ T185] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.669072][ T185] RIP: 0033:0x7fe288c3b1b8 [ 9.669076][ T185] Code: Unable to access opcode bytes at 0x7fe288c3b18e. Code starting with the faulting instruction =========================================== [ 9.669077][ T185] RSP: 002b:00007ffe09c7fde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.669081][ T185] RAX: ffffffffffffffda RBX: 00007fe288d6bf88 RCX: 00007fe288c3b1b8 [ 9.669083][ T185] RDX: 00007fe288985fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.669084][ T185] RBP: 00007ffe09c7fe40 R08: 0000000000000000 R09: 0000000000000050 [ 9.669086][ T185] R10: 00007ffe09c7fc00 R11: 0000000000000246 R12: 0000000000000001 [ 9.669087][ T185] R13: 0000000000000000 R14: 00007fe288d6a680 R15: 00007fe288d6bfa0 | [ 26.082670][ T781] softirqs last disabled at (409325): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 26.082672][ T781] Preemption disabled at: | [ 26.082673][ T781] 0x0 | [ 26.082683][ T781] Tainted: [W]=WARN [ 26.082684][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.082686][ T781] Call Trace: [ 26.082687][ T781] [ 26.082689][ T781] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.082695][ T781] __might_resched.cold (kernel/sched/core.c:9234) [ 26.082700][ T781] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.082704][ T781] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.082708][ T781] __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)) [ 26.082711][ T781] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.082717][ T781] ? 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) [ 26.082719][ T781] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.082723][ T781] put_chars (drivers/char/virtio_console.c:1176) [ 26.082726][ T781] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.082728][ T781] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.082732][ T781] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.082738][ T781] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.082745][ T781] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.082748][ T781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.082750][ T781] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.082754][ T781] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.082758][ T781] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.082759][ T781] ? 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)) [ 26.082762][ T781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.082765][ T781] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.082768][ T781] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.082772][ T781] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.082774][ T781] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.082779][ T781] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.082782][ T781] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.082784][ T781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.082786][ T781] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.082789][ T781] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.082791][ T781] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.082794][ T781] vprintk_emit (kernel/printk/printk.c:2479) [ 26.082798][ T781] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.082801][ T781] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.082804][ T781] _printk (kernel/printk/printk.c:2504) [ 26.082808][ T781] ? snapshot_read.cold (user.c:?) [ 26.082811][ T781] ? 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) [ 26.082813][ T781] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.082817][ T781] ? 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) [ 26.082820][ T781] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 26.082823][ T781] ? exit_notify (kernel/exit.c:780) [ 26.082825][ T781] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.082828][ T781] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.082832][ T781] do_group_exit (kernel/exit.c:1151) [ 26.082835][ T781] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 26.082838][ T781] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 26.082840][ T781] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.082843][ T781] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.082846][ T781] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.082849][ T781] RIP: 0033:0x7f47c37671b8 [ 26.082851][ T781] Code: Unable to access opcode bytes at 0x7f47c376718e. Code starting with the faulting instruction =========================================== [ 26.082853][ T781] RSP: 002b:00007ffc799805b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.082855][ T781] RAX: ffffffffffffffda RBX: 00007f47c3897f88 RCX: 00007f47c37671b8 [ 26.082856][ T781] RDX: 00007f47c36a4a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 26.082857][ T781] RBP: 00007ffc79980610 R08: 0000000000000000 R09: 0000000000000000 [ 26.082858][ T781] R10: 00007ffc79980450 R11: 0000000000000246 R12: 0000000000000001 [ 26.082859][ T781] R13: 0000000000000000 R14: 00007f47c3896680 R15: 00007f47c3897fa0 | [ 28.865370][ T828] softirqs last disabled at (449339): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 28.865372][ T828] Preemption disabled at: | [ 28.865373][ T828] 0x0 | [ 28.865384][ T828] Tainted: [W]=WARN [ 28.865385][ T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.865389][ T828] Call Trace: [ 28.865390][ T828] [ 28.865392][ T828] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.865398][ T828] __might_resched.cold (kernel/sched/core.c:9234) [ 28.865403][ T828] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.865407][ T828] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.865412][ T828] __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)) [ 28.865414][ T828] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.865421][ T828] ? 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) [ 28.865423][ T828] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.865427][ T828] put_chars (drivers/char/virtio_console.c:1176) [ 28.865430][ T828] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.865432][ T828] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.865437][ T828] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.865442][ T828] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.865450][ T828] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.865452][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.865454][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.865458][ T828] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.865462][ T828] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.865464][ T828] ? 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)) [ 28.865467][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.865469][ T828] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.865472][ T828] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.865476][ T828] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.865478][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.865483][ T828] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.865485][ T828] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.865487][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.865489][ T828] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.865493][ T828] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.865494][ T828] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.865497][ T828] vprintk_emit (kernel/printk/printk.c:2479) [ 28.865501][ T828] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.865504][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.865508][ T828] _printk (kernel/printk/printk.c:2504) [ 28.865511][ T828] ? snapshot_read.cold (user.c:?) [ 28.865514][ T828] ? 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) [ 28.865517][ T828] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.865520][ T828] ? 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) [ 28.865523][ T828] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.865527][ T828] ? exit_notify (kernel/exit.c:780) [ 28.865529][ T828] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 28.865531][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.865535][ T828] do_group_exit (kernel/exit.c:1151) [ 28.865538][ T828] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 28.865541][ T828] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 28.865543][ T828] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.865546][ T828] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.865550][ T828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.865552][ T828] RIP: 0033:0x7fa50d4aa1b8 [ 28.865554][ T828] Code: Unable to access opcode bytes at 0x7fa50d4aa18e. Code starting with the faulting instruction =========================================== [ 28.865556][ T828] RSP: 002b:00007ffc25af7918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.865558][ T828] RAX: ffffffffffffffda RBX: 00007fa50d5daf88 RCX: 00007fa50d4aa1b8 [ 28.865559][ T828] RDX: 00007fa50d3e7a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 28.865560][ T828] RBP: 00007ffc25af7970 R08: 0000000000000000 R09: 0000000000000000 [ 28.865561][ T828] R10: 00007ffc25af77b0 R11: 0000000000000246 R12: 0000000000000001 [ 28.865562][ T828] R13: 0000000000000000 R14: 00007fa50d5d9680 R15: 00007fa50d5dafa0 | [ 53.788387][ T1494] softirqs last disabled at (194215): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 53.788390][ T1494] Preemption disabled at: | [ 53.788390][ T1494] 0x0 | [ 53.788401][ T1494] Tainted: [W]=WARN [ 53.788402][ T1494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.788404][ T1494] Call Trace: [ 53.788406][ T1494] [ 53.788407][ T1494] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 53.788413][ T1494] __might_resched.cold (kernel/sched/core.c:9234) [ 53.788418][ T1494] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 53.788422][ T1494] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 53.788427][ T1494] __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)) [ 53.788429][ T1494] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 53.788435][ T1494] ? 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) [ 53.788438][ T1494] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 53.788442][ T1494] put_chars (drivers/char/virtio_console.c:1176) [ 53.788445][ T1494] ? __send_to_port (drivers/char/virtio_console.c:654) [ 53.788447][ T1494] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 53.788452][ T1494] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 53.788457][ T1494] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 53.788464][ T1494] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 53.788467][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 53.788469][ T1494] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 53.788473][ T1494] console_emit_next_record (kernel/printk/printk.c:3183) [ 53.788477][ T1494] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 53.788478][ T1494] ? 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)) [ 53.788481][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 53.788484][ T1494] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 53.788487][ T1494] console_flush_one_record (kernel/printk/printk.c:3268) [ 53.788491][ T1494] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 53.788493][ T1494] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 53.788498][ T1494] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 53.788501][ T1494] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 53.788503][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 53.788505][ T1494] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 53.788508][ T1494] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 53.788510][ T1494] ? vprintk_emit (kernel/printk/printk.c:2478) [ 53.788513][ T1494] vprintk_emit (kernel/printk/printk.c:2479) [ 53.788516][ T1494] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 53.788518][ T1494] ? 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) [ 53.788521][ T1494] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 53.788525][ T1494] _printk (kernel/printk/printk.c:2504) [ 53.788528][ T1494] ? snapshot_read.cold (user.c:?) [ 53.788531][ T1494] ? 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) [ 53.788533][ T1494] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 53.788537][ T1494] ? 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) [ 53.788539][ T1494] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 53.788543][ T1494] ? exit_notify (kernel/exit.c:780) [ 53.788548][ T1494] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 53.788550][ T1494] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 53.788554][ T1494] do_group_exit (kernel/exit.c:1151) [ 53.788558][ T1494] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 53.788560][ T1494] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 53.788562][ T1494] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 53.788566][ T1494] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 53.788569][ T1494] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 53.788572][ T1494] RIP: 0033:0x7fe861f8c1b8 [ 53.788574][ T1494] Code: Unable to access opcode bytes at 0x7fe861f8c18e. Code starting with the faulting instruction =========================================== [ 53.788575][ T1494] RSP: 002b:00007ffc94fa5968 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.788578][ T1494] RAX: ffffffffffffffda RBX: 00007fe8620bcf88 RCX: 00007fe861f8c1b8 [ 53.788579][ T1494] RDX: 00007fe861ec9a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 53.788580][ T1494] RBP: 00007ffc94fa59c0 R08: 0000000000000000 R09: 0000000000000000 [ 53.788581][ T1494] R10: 00007ffc94fa5800 R11: 0000000000000246 R12: 0000000000000001 [ 53.788582][ T1494] R13: 0000000000000000 R14: 00007fe8620bb680 R15: 00007fe8620bcfa0 | [ 77.326064][ T2060] softirqs last disabled at (480309): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 77.326066][ T2060] Preemption disabled at: | [ 77.326066][ T2060] 0x0 | [ 77.326077][ T2060] Tainted: [W]=WARN [ 77.326078][ T2060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.326080][ T2060] Call Trace: [ 77.326081][ T2060] [ 77.326083][ T2060] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 77.326089][ T2060] __might_resched.cold (kernel/sched/core.c:9234) [ 77.326094][ T2060] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 77.326097][ T2060] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 77.326102][ T2060] __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)) [ 77.326104][ T2060] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 77.326110][ T2060] ? 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) [ 77.326113][ T2060] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 77.326117][ T2060] put_chars (drivers/char/virtio_console.c:1176) [ 77.326120][ T2060] ? __send_to_port (drivers/char/virtio_console.c:654) [ 77.326122][ T2060] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 77.326126][ T2060] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 77.326132][ T2060] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 77.326139][ T2060] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 77.326142][ T2060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 77.326144][ T2060] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 77.326148][ T2060] console_emit_next_record (kernel/printk/printk.c:3183) [ 77.326151][ T2060] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 77.326153][ T2060] ? 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)) [ 77.326156][ T2060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 77.326158][ T2060] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 77.326162][ T2060] console_flush_one_record (kernel/printk/printk.c:3268) [ 77.326166][ T2060] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 77.326168][ T2060] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 77.326173][ T2060] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 77.326176][ T2060] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 77.326177][ T2060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 77.326179][ T2060] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 77.326183][ T2060] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 77.326184][ T2060] ? vprintk_emit (kernel/printk/printk.c:2478) [ 77.326188][ T2060] vprintk_emit (kernel/printk/printk.c:2479) [ 77.326191][ T2060] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 77.326193][ T2060] ? 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) [ 77.326196][ T2060] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 77.326199][ T2060] _printk (kernel/printk/printk.c:2504) [ 77.326203][ T2060] ? snapshot_read.cold (user.c:?) [ 77.326206][ T2060] ? 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) [ 77.326213][ T2060] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 77.326217][ T2060] ? 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) [ 77.326219][ T2060] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 77.326223][ T2060] ? exit_notify (kernel/exit.c:780) [ 77.326225][ T2060] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 77.326228][ T2060] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 77.326232][ T2060] do_group_exit (kernel/exit.c:1151) [ 77.326235][ T2060] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 77.326237][ T2060] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 77.326239][ T2060] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 77.326243][ T2060] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 77.326246][ T2060] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 77.326249][ T2060] RIP: 0033:0x7fd44772f1b8 [ 77.326251][ T2060] Code: Unable to access opcode bytes at 0x7fd44772f18e. Code starting with the faulting instruction =========================================== [ 77.326252][ T2060] RSP: 002b:00007ffc07834e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.326254][ T2060] RAX: ffffffffffffffda RBX: 00007fd44785ff88 RCX: 00007fd44772f1b8 [ 77.326256][ T2060] RDX: 00007fd44766ca48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 77.326257][ T2060] RBP: 00007ffc07834e70 R08: 0000000000000000 R09: 0000000000000000 [ 77.326257][ T2060] R10: 00007ffc07834cb0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print