====================================== | [ 9.706023][ T192] softirqs last disabled at (44404): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.706025][ T192] Preemption disabled at: | [ 9.706025][ T192] 0x0 | [ 9.706036][ T192] Tainted: [W]=WARN [ 9.706037][ T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.706039][ T192] Call Trace: [ 9.706040][ T192] [ 9.706042][ T192] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.706048][ T192] __might_resched.cold (kernel/sched/core.c:9234) [ 9.706052][ T192] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.706056][ T192] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.706061][ T192] __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)) [ 9.706063][ T192] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.706072][ T192] ? 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) [ 9.706075][ T192] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.706078][ T192] put_chars (drivers/char/virtio_console.c:1176) [ 9.706081][ T192] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.706083][ T192] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.706088][ T192] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.706093][ T192] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.706099][ T192] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.706101][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.706103][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.706107][ T192] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.706111][ T192] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.706113][ T192] ? 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)) [ 9.706116][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.706118][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.706122][ T192] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.706126][ T192] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.706128][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.706133][ T192] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.706135][ T192] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.706137][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.706139][ T192] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.706143][ T192] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.706144][ T192] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.706148][ T192] vprintk_emit (kernel/printk/printk.c:2479) [ 9.706151][ T192] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.706155][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.706158][ T192] _printk (kernel/printk/printk.c:2504) [ 9.706162][ T192] ? snapshot_read.cold (user.c:?) [ 9.706165][ T192] ? 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) [ 9.706167][ T192] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.706171][ T192] ? 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) [ 9.706173][ T192] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.706177][ T192] ? exit_notify (kernel/exit.c:780) [ 9.706179][ T192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.706182][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.706186][ T192] do_group_exit (kernel/exit.c:1151) [ 9.706188][ T192] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.706190][ T192] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.706192][ T192] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.706195][ T192] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.706198][ T192] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.706201][ T192] RIP: 0033:0x7fd162a111b8 [ 9.706203][ T192] Code: Unable to access opcode bytes at 0x7fd162a1118e. Code starting with the faulting instruction =========================================== [ 9.706204][ T192] RSP: 002b:00007ffd9d9e93a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.706207][ T192] RAX: ffffffffffffffda RBX: 00007fd162b41f88 RCX: 00007fd162a111b8 [ 9.706208][ T192] RDX: 00007fd16275bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.706209][ T192] RBP: 00007ffd9d9e9400 R08: 0000000000000000 R09: 0000000000008010 [ 9.706210][ T192] R10: 00007ffd9d9e91c0 R11: 0000000000000246 R12: 0000000000000001 [ 9.706211][ T192] R13: 0000000000000000 R14: 00007fd162b40680 R15: 00007fd162b41fa0 | [ 11.040110][ T246] softirqs last disabled at (26187): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.040112][ T246] Preemption disabled at: | [ 11.040113][ T246] 0x0 | [ 11.040123][ T246] Tainted: [W]=WARN [ 11.040124][ T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.040125][ T246] Call Trace: [ 11.040127][ T246] [ 11.040128][ T246] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.040135][ T246] __might_resched.cold (kernel/sched/core.c:9234) [ 11.040139][ T246] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.040143][ T246] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.040148][ T246] __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)) [ 11.040151][ T246] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.040156][ T246] ? 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) [ 11.040159][ T246] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.040162][ T246] put_chars (drivers/char/virtio_console.c:1176) [ 11.040164][ T246] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.040166][ T246] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.040171][ T246] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.040175][ T246] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.040182][ T246] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.040184][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.040186][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.040190][ T246] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.040194][ T246] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.040195][ T246] ? 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)) [ 11.040199][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.040201][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.040205][ T246] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.040209][ T246] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.040211][ T246] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.040216][ T246] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.040218][ T246] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.040220][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.040222][ T246] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.040226][ T246] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.040228][ T246] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.040231][ T246] vprintk_emit (kernel/printk/printk.c:2479) [ 11.040234][ T246] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.040238][ T246] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.040241][ T246] _printk (kernel/printk/printk.c:2504) [ 11.040245][ T246] ? snapshot_read.cold (user.c:?) [ 11.040247][ T246] ? 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) [ 11.040250][ T246] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.040254][ T246] ? 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) [ 11.040256][ T246] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.040260][ T246] ? exit_notify (kernel/exit.c:780) [ 11.040261][ T246] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.040264][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.040268][ T246] do_group_exit (kernel/exit.c:1151) [ 11.040271][ T246] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.040273][ T246] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.040275][ T246] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.040278][ T246] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.040281][ T246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.040283][ T246] RIP: 0033:0x7f8933bd61b8 [ 11.040285][ T246] Code: Unable to access opcode bytes at 0x7f8933bd618e. Code starting with the faulting instruction =========================================== [ 11.040286][ T246] RSP: 002b:00007ffe606b8dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.040288][ T246] RAX: ffffffffffffffda RBX: 00007f8933d06f88 RCX: 00007f8933bd61b8 [ 11.040290][ T246] RDX: 00007f8933920fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.040291][ T246] RBP: 00007ffe606b8e20 R08: 0000000000000000 R09: 0000000000008010 [ 11.040292][ T246] R10: 00007ffe606b8be0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print