====================================== | [ 10.839064][ T171] softirqs last disabled at (36309): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.839066][ T171] Preemption disabled at: | [ 10.839067][ T171] 0x0 | [ 10.839077][ T171] Tainted: [W]=WARN [ 10.839078][ T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.839080][ T171] Call Trace: [ 10.839082][ T171] [ 10.839083][ T171] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.839089][ T171] __might_resched.cold (kernel/sched/core.c:9234) [ 10.839094][ T171] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.839098][ T171] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.839105][ T171] __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)) [ 10.839109][ T171] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.839121][ T171] ? 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) [ 10.839124][ T171] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.839127][ T171] put_chars (drivers/char/virtio_console.c:1176) [ 10.839130][ T171] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.839137][ T171] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.839144][ T171] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.839147][ T171] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.839151][ T171] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.839155][ T171] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.839156][ T171] ? 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)) [ 10.839158][ T171] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.839162][ T171] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.839166][ T171] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.839170][ T171] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.839171][ T171] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.839177][ T171] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.839179][ T171] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.839180][ T171] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.839182][ T171] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.839186][ T171] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.839188][ T171] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.839191][ T171] vprintk_emit (kernel/printk/printk.c:2479) [ 10.839194][ T171] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.839197][ T171] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.839201][ T171] _printk (kernel/printk/printk.c:2504) [ 10.839205][ T171] ? snapshot_read.cold (user.c:?) [ 10.839208][ T171] ? 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) [ 10.839210][ T171] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.839214][ T171] ? 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) [ 10.839217][ T171] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.839221][ T171] ? exit_notify (kernel/exit.c:780) [ 10.839223][ T171] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.839226][ T171] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.839229][ T171] do_group_exit (kernel/exit.c:1151) [ 10.839232][ T171] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.839234][ T171] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.839237][ T171] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.839241][ T171] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.839244][ T171] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.839247][ T171] RIP: 0033:0x7f307325a1b8 [ 10.839249][ T171] Code: Unable to access opcode bytes at 0x7f307325a18e. Code starting with the faulting instruction =========================================== [ 10.839250][ T171] RSP: 002b:00007ffc20e28608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.839253][ T171] RAX: ffffffffffffffda RBX: 00007f307338af88 RCX: 00007f307325a1b8 [ 10.839254][ T171] RDX: 00007f307305ba48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 10.839255][ T171] RBP: 00007ffc20e28660 R08: 0000000000000000 R09: 0000000000000130 [ 10.839256][ T171] R10: 00007ffc20e28420 R11: 0000000000000246 R12: 0000000000000001 [ 10.839257][ T171] R13: 0000000000000000 R14: 00007f3073389680 R15: 00007f307338afa0 | [ 27.414732][ T586] softirqs last disabled at (10849): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 27.414735][ T586] Preemption disabled at: | [ 27.414736][ T586] 0x0 | [ 27.414748][ T586] Tainted: [W]=WARN [ 27.414749][ T586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.414751][ T586] Call Trace: [ 27.414753][ T586] [ 27.414754][ T586] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.414761][ T586] __might_resched.cold (kernel/sched/core.c:9234) [ 27.414766][ T586] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.414769][ T586] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 27.414775][ T586] __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)) [ 27.414778][ T586] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.414785][ T586] ? 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) [ 27.414788][ T586] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.414791][ T586] put_chars (drivers/char/virtio_console.c:1176) [ 27.414794][ T586] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.414801][ T586] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.414809][ T586] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.414811][ T586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.414816][ T586] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.414820][ T586] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.414821][ T586] ? 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)) [ 27.414824][ T586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.414828][ T586] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.414832][ T586] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.414836][ T586] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.414837][ T586] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.414843][ T586] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.414845][ T586] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.414847][ T586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.414849][ T586] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.414853][ T586] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.414855][ T586] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.414858][ T586] vprintk_emit (kernel/printk/printk.c:2479) [ 27.414861][ T586] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.414864][ T586] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.414868][ T586] _printk (kernel/printk/printk.c:2504) [ 27.414872][ T586] ? snapshot_read.cold (user.c:?) [ 27.414875][ T586] ? 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) [ 27.414878][ T586] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.414882][ T586] ? 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) [ 27.414885][ T586] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 27.414889][ T586] ? exit_notify (kernel/exit.c:780) [ 27.414891][ T586] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.414894][ T586] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.414898][ T586] do_group_exit (kernel/exit.c:1151) [ 27.414901][ T586] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 27.414903][ T586] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 27.414906][ T586] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.414909][ T586] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.414913][ T586] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.414915][ T586] RIP: 0033:0x7efc721a11b8 [ 27.414918][ T586] Code: Unable to access opcode bytes at 0x7efc721a118e. Code starting with the faulting instruction =========================================== [ 27.414919][ T586] RSP: 002b:00007ffda18f73e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.414921][ T586] RAX: ffffffffffffffda RBX: 00007efc722d1f88 RCX: 00007efc721a11b8 [ 27.414923][ T586] RDX: 00007efc720dfe88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 27.414924][ T586] RBP: 00007ffda18f7440 R08: 0000000000000000 R09: 0000000000000000 [ 27.414924][ T586] R10: 00007ffda18f7280 R11: 0000000000000246 R12: 0000000000000002 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print