====================================== | [ 11.166568][ T194] softirqs last disabled at (29367): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.166570][ T194] Preemption disabled at: | [ 11.166571][ T194] 0x0 | [ 11.166582][ T194] Tainted: [W]=WARN [ 11.166583][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.166584][ T194] Call Trace: [ 11.166586][ T194] [ 11.166587][ T194] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.166593][ T194] __might_resched.cold (kernel/sched/core.c:9234) [ 11.166597][ T194] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.166600][ T194] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.166606][ T194] __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)) [ 11.166608][ T194] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.166615][ T194] ? 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) [ 11.166618][ T194] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.166621][ T194] put_chars (drivers/char/virtio_console.c:1176) [ 11.166624][ T194] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.166631][ T194] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.166638][ T194] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.166640][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.166645][ T194] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.166649][ T194] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.166650][ T194] ? 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)) [ 11.166653][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.166656][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.166660][ T194] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.166664][ T194] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.166665][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.166671][ T194] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.166673][ T194] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.166675][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.166677][ T194] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.166681][ T194] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.166683][ T194] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.166686][ T194] vprintk_emit (kernel/printk/printk.c:2479) [ 11.166689][ T194] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.166692][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.166696][ T194] _printk (kernel/printk/printk.c:2504) [ 11.166699][ T194] ? snapshot_read.cold (user.c:?) [ 11.166702][ T194] ? 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) [ 11.166705][ T194] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.166709][ T194] ? 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) [ 11.166712][ T194] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.166716][ T194] ? exit_notify (kernel/exit.c:780) [ 11.166717][ T194] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.166720][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.166724][ T194] do_group_exit (kernel/exit.c:1151) [ 11.166727][ T194] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.166729][ T194] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.166732][ T194] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.166735][ T194] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.166739][ T194] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.166741][ T194] RIP: 0033:0x7fc6d1bd71b8 [ 11.166744][ T194] Code: Unable to access opcode bytes at 0x7fc6d1bd718e. Code starting with the faulting instruction =========================================== [ 11.166745][ T194] RSP: 002b:00007ffc073b7168 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.166747][ T194] RAX: ffffffffffffffda RBX: 00007fc6d1d07f88 RCX: 00007fc6d1bd71b8 [ 11.166749][ T194] RDX: 00007fc6d1921fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.166749][ T194] RBP: 00007ffc073b71c0 R08: 0000000000000000 R09: 0000000000000050 [ 11.166750][ T194] R10: 00007ffc073b6f80 R11: 0000000000000246 R12: 0000000000000001 [ 11.166751][ T194] R13: 0000000000000000 R14: 00007fc6d1d06680 R15: 00007fc6d1d07fa0 | [ 12.231803][ T225] softirqs last disabled at (26999): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.231806][ T225] Preemption disabled at: | [ 12.231806][ T225] 0x0 | [ 12.231817][ T225] Tainted: [W]=WARN [ 12.231818][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.231820][ T225] Call Trace: [ 12.231822][ T225] [ 12.231823][ T225] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.231829][ T225] __might_resched.cold (kernel/sched/core.c:9234) [ 12.231834][ T225] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.231837][ T225] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.231842][ T225] __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)) [ 12.231845][ T225] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.231851][ T225] ? 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) [ 12.231855][ T225] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.231858][ T225] put_chars (drivers/char/virtio_console.c:1176) [ 12.231861][ T225] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.231872][ T225] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.231879][ T225] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.231882][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.231887][ T225] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.231890][ T225] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.231892][ T225] ? 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)) [ 12.231897][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.231900][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.231905][ T225] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.231908][ T225] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.231910][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.231915][ T225] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.231918][ T225] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.231919][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.231921][ T225] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.231925][ T225] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.231927][ T225] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.231930][ T225] vprintk_emit (kernel/printk/printk.c:2479) [ 12.231933][ T225] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.231936][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.231940][ T225] _printk (kernel/printk/printk.c:2504) [ 12.231944][ T225] ? snapshot_read.cold (user.c:?) [ 12.231947][ T225] ? 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) [ 12.231950][ T225] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.231954][ T225] ? 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) [ 12.231957][ T225] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.231961][ T225] ? exit_notify (kernel/exit.c:780) [ 12.231962][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.231965][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.231969][ T225] do_group_exit (kernel/exit.c:1151) [ 12.231973][ T225] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.231975][ T225] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.231978][ T225] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.231981][ T225] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.231985][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.231988][ T225] RIP: 0033:0x7f472f81e1b8 [ 12.231990][ T225] Code: Unable to access opcode bytes at 0x7f472f81e18e. Code starting with the faulting instruction =========================================== [ 12.231991][ T225] RSP: 002b:00007fff1c1eb8e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.231993][ T225] RAX: ffffffffffffffda RBX: 00007f472f94ef88 RCX: 00007f472f81e1b8 [ 12.231995][ T225] RDX: 00007f472f568fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.231996][ T225] RBP: 00007fff1c1eb940 R08: 0000000000000000 R09: 0000000000000050 [ 12.231996][ T225] R10: 00007fff1c1eb700 R11: 0000000000000246 R12: 0000000000000001 [ 12.231997][ T225] R13: 0000000000000000 R14: 00007f472f94d680 R15: 00007f472f94efa0 | [ 16.440657][ T341] softirqs last disabled at (33497): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.440660][ T341] Preemption disabled at: | [ 16.440660][ T341] 0x0 | [ 16.440671][ T341] Tainted: [W]=WARN [ 16.440672][ T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.440673][ T341] Call Trace: [ 16.440675][ T341] [ 16.440676][ T341] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.440682][ T341] __might_resched.cold (kernel/sched/core.c:9234) [ 16.440687][ T341] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.440690][ T341] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.440695][ T341] __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)) [ 16.440697][ T341] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.440704][ T341] ? 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) [ 16.440707][ T341] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.440710][ T341] put_chars (drivers/char/virtio_console.c:1176) [ 16.440713][ T341] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.440720][ T341] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.440726][ T341] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.440729][ T341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.440734][ T341] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.440738][ T341] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.440739][ T341] ? 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)) [ 16.440742][ T341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.440745][ T341] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.440749][ T341] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.440753][ T341] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.440755][ T341] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.440760][ T341] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.440763][ T341] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.440764][ T341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.440766][ T341] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.440770][ T341] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.440772][ T341] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.440775][ T341] vprintk_emit (kernel/printk/printk.c:2479) [ 16.440778][ T341] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.440781][ T341] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.440785][ T341] _printk (kernel/printk/printk.c:2504) [ 16.440788][ T341] ? snapshot_read.cold (user.c:?) [ 16.440791][ T341] ? 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) [ 16.440794][ T341] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.440798][ T341] ? 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) [ 16.440801][ T341] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.440805][ T341] ? exit_notify (kernel/exit.c:780) [ 16.440807][ T341] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.440809][ T341] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.440813][ T341] do_group_exit (kernel/exit.c:1151) [ 16.440816][ T341] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.440818][ T341] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.440821][ T341] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.440825][ T341] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.440828][ T341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.440830][ T341] RIP: 0033:0x7fdfc75841b8 [ 16.440833][ T341] Code: Unable to access opcode bytes at 0x7fdfc758418e. Code starting with the faulting instruction =========================================== [ 16.440834][ T341] RSP: 002b:00007ffc51030938 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.440836][ T341] RAX: ffffffffffffffda RBX: 00007fdfc76b4f88 RCX: 00007fdfc75841b8 [ 16.440837][ T341] RDX: 00007fdfc72cefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.440838][ T341] RBP: 00007ffc51030990 R08: 0000000000000000 R09: 0000000000000000 [ 16.440839][ T341] R10: 00007ffc51030750 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print