====================================== | [ 11.272066][ T207] softirqs last disabled at (38957): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.272068][ T207] Preemption disabled at: | [ 11.272069][ T207] 0x0 | [ 11.272079][ T207] Tainted: [W]=WARN [ 11.272080][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.272082][ T207] Call Trace: [ 11.272084][ T207] [ 11.272085][ T207] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.272092][ T207] __might_resched.cold (kernel/sched/core.c:9234) [ 11.272096][ T207] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.272100][ T207] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.272105][ T207] __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)) [ 11.272107][ T207] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.272114][ T207] ? 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) [ 11.272117][ T207] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.272121][ T207] put_chars (drivers/char/virtio_console.c:1176) [ 11.272124][ T207] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.272126][ T207] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.272131][ T207] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.272136][ T207] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.272144][ T207] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.272146][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.272149][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.272153][ T207] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.272157][ T207] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.272158][ T207] ? 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)) [ 11.272161][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.272164][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.272168][ T207] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.272172][ T207] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.272173][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.272179][ T207] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.272181][ T207] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.272183][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.272185][ T207] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.272189][ T207] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.272191][ T207] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.272194][ T207] vprintk_emit (kernel/printk/printk.c:2479) [ 11.272198][ T207] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.272201][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.272205][ T207] _printk (kernel/printk/printk.c:2504) [ 11.272209][ T207] ? snapshot_read.cold (user.c:?) [ 11.272212][ T207] ? 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) [ 11.272214][ T207] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.272218][ T207] ? 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) [ 11.272221][ T207] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.272224][ T207] ? exit_notify (kernel/exit.c:780) [ 11.272226][ T207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.272229][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.272233][ T207] do_group_exit (kernel/exit.c:1151) [ 11.272237][ T207] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.272239][ T207] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.272241][ T207] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.272245][ T207] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.272248][ T207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.272251][ T207] RIP: 0033:0x7fa4447bf1b8 [ 11.272253][ T207] Code: Unable to access opcode bytes at 0x7fa4447bf18e. Code starting with the faulting instruction =========================================== [ 11.272254][ T207] RSP: 002b:00007ffe7e538458 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.272257][ T207] RAX: ffffffffffffffda RBX: 00007fa4448eff88 RCX: 00007fa4447bf1b8 [ 11.272258][ T207] RDX: 00007fa444509fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.272259][ T207] RBP: 00007ffe7e5384b0 R08: 0000000000000000 R09: 0000000000000000 [ 11.272260][ T207] R10: 00007ffe7e538270 R11: 0000000000000246 R12: 0000000000000001 [ 11.272261][ T207] R13: 0000000000000000 R14: 00007fa4448ee680 R15: 00007fa4448effa0 | [ 27.000310][ T777] softirqs last disabled at (678727): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 27.000312][ T777] Preemption disabled at: | [ 27.000313][ T777] 0x0 | [ 27.000324][ T777] Tainted: [W]=WARN [ 27.000325][ T777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.000327][ T777] Call Trace: [ 27.000329][ T777] [ 27.000330][ T777] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.000337][ T777] __might_resched.cold (kernel/sched/core.c:9234) [ 27.000341][ T777] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.000345][ T777] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 27.000350][ T777] __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)) [ 27.000352][ T777] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.000359][ T777] ? 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) [ 27.000362][ T777] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.000366][ T777] put_chars (drivers/char/virtio_console.c:1176) [ 27.000369][ T777] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.000371][ T777] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 27.000382][ T777] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 27.000387][ T777] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.000395][ T777] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.000397][ T777] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.000400][ T777] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.000403][ T777] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.000407][ T777] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.000409][ T777] ? 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)) [ 27.000412][ T777] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.000414][ T777] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.000418][ T777] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.000422][ T777] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.000424][ T777] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.000429][ T777] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.000431][ T777] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.000433][ T777] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.000435][ T777] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.000439][ T777] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.000440][ T777] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.000443][ T777] vprintk_emit (kernel/printk/printk.c:2479) [ 27.000447][ T777] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.000450][ T777] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.000454][ T777] _printk (kernel/printk/printk.c:2504) [ 27.000458][ T777] ? snapshot_read.cold (user.c:?) [ 27.000460][ T777] ? 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) [ 27.000463][ T777] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.000467][ T777] ? 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) [ 27.000469][ T777] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 27.000473][ T777] ? exit_notify (kernel/exit.c:780) [ 27.000475][ T777] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.000477][ T777] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.000481][ T777] do_group_exit (kernel/exit.c:1151) [ 27.000485][ T777] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 27.000487][ T777] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 27.000489][ T777] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.000493][ T777] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.000496][ T777] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.000499][ T777] RIP: 0033:0x7f169a9e11b8 [ 27.000501][ T777] Code: Unable to access opcode bytes at 0x7f169a9e118e. Code starting with the faulting instruction =========================================== [ 27.000503][ T777] RSP: 002b:00007ffdbb245b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.000505][ T777] RAX: ffffffffffffffda RBX: 00007f169ab11f88 RCX: 00007f169a9e11b8 [ 27.000507][ T777] RDX: 00007f169a91ea48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 27.000508][ T777] RBP: 00007ffdbb245b80 R08: 0000000000000000 R09: 0000000000000000 [ 27.000509][ T777] R10: 00007ffdbb2459c0 R11: 0000000000000246 R12: 0000000000000001 [ 27.000509][ T777] R13: 0000000000000000 R14: 00007f169ab10680 R15: 00007f169ab11fa0 | [ 28.881567][ T824] softirqs last disabled at (796943): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 28.881569][ T824] Preemption disabled at: | [ 28.881570][ T824] 0x0 | [ 28.881581][ T824] Tainted: [W]=WARN [ 28.881582][ T824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.881583][ T824] Call Trace: [ 28.881585][ T824] [ 28.881586][ T824] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.881593][ T824] __might_resched.cold (kernel/sched/core.c:9234) [ 28.881597][ T824] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.881601][ T824] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.881606][ T824] __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)) [ 28.881608][ T824] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.881616][ T824] ? 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) [ 28.881619][ T824] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.881623][ T824] put_chars (drivers/char/virtio_console.c:1176) [ 28.881626][ T824] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.881628][ T824] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.881632][ T824] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.881638][ T824] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.881645][ T824] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.881647][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.881649][ T824] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.881653][ T824] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.881657][ T824] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.881658][ T824] ? 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)) [ 28.881661][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.881663][ T824] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.881667][ T824] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.881671][ T824] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.881672][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.881677][ T824] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.881680][ T824] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.881681][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.881684][ T824] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.881687][ T824] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.881689][ T824] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.881692][ T824] vprintk_emit (kernel/printk/printk.c:2479) [ 28.881695][ T824] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.881698][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.881702][ T824] _printk (kernel/printk/printk.c:2504) [ 28.881705][ T824] ? snapshot_read.cold (user.c:?) [ 28.881708][ T824] ? 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) [ 28.881710][ T824] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.881714][ T824] ? 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) [ 28.881716][ T824] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.881720][ T824] ? exit_notify (kernel/exit.c:780) [ 28.881722][ T824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 28.881724][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.881728][ T824] do_group_exit (kernel/exit.c:1151) [ 28.881731][ T824] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 28.881734][ T824] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 28.881736][ T824] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.881739][ T824] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.881742][ T824] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.881744][ T824] RIP: 0033:0x7f25ee0fd1b8 [ 28.881746][ T824] Code: Unable to access opcode bytes at 0x7f25ee0fd18e. Code starting with the faulting instruction =========================================== [ 28.881748][ T824] RSP: 002b:00007ffe18434158 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.881750][ T824] RAX: ffffffffffffffda RBX: 00007f25ee22df88 RCX: 00007f25ee0fd1b8 [ 28.881752][ T824] RDX: 00007f25ee03aa48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 28.881753][ T824] RBP: 00007ffe184341b0 R08: 0000000000000000 R09: 0000000000000000 [ 28.881753][ T824] R10: 00007ffe18433ff0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print