====================================== | [ 9.364781][ T203] softirqs last disabled at (22355): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.364784][ T203] Preemption disabled at: | [ 9.364784][ T203] 0x0 | [ 9.364795][ T203] Tainted: [W]=WARN [ 9.364796][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.364797][ T203] Call Trace: [ 9.364799][ T203] [ 9.364800][ T203] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.364807][ T203] __might_resched.cold (kernel/sched/core.c:9234) [ 9.364811][ T203] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.364815][ T203] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.364820][ T203] __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)) [ 9.364821][ T203] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.364828][ T203] ? 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) [ 9.364831][ T203] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.364835][ T203] put_chars (drivers/char/virtio_console.c:1176) [ 9.364837][ T203] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.364838][ T203] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.364841][ T203] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.364847][ T203] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.364854][ T203] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.364857][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.364859][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.364863][ T203] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.364867][ T203] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.364869][ T203] ? 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)) [ 9.364872][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.364873][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.364877][ T203] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.364881][ T203] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.364883][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.364888][ T203] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.364891][ T203] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.364893][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.364895][ T203] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.364898][ T203] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.364900][ T203] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.364902][ T203] vprintk_emit (kernel/printk/printk.c:2479) [ 9.364906][ T203] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.364908][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.364912][ T203] _printk (kernel/printk/printk.c:2504) [ 9.364916][ T203] ? snapshot_read.cold (user.c:?) [ 9.364918][ T203] ? 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) [ 9.364921][ T203] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.364925][ T203] ? 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) [ 9.364927][ T203] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.364931][ T203] ? exit_notify (kernel/exit.c:780) [ 9.364932][ T203] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.364935][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.364938][ T203] do_group_exit (kernel/exit.c:1151) [ 9.364941][ T203] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.364943][ T203] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.364945][ T203] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.364949][ T203] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.364952][ T203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.364954][ T203] RIP: 0033:0x7f8505e1c1b8 [ 9.364956][ T203] Code: Unable to access opcode bytes at 0x7f8505e1c18e. Code starting with the faulting instruction =========================================== [ 9.364957][ T203] RSP: 002b:00007ffc08134618 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.364960][ T203] RAX: ffffffffffffffda RBX: 00007f8505f4cf88 RCX: 00007f8505e1c1b8 [ 9.364961][ T203] RDX: 00007f8505b66fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.364962][ T203] RBP: 00007ffc08134670 R08: 0000000000000000 R09: 0000000000000050 [ 9.364963][ T203] R10: 00007ffc08134430 R11: 0000000000000246 R12: 0000000000000001 [ 9.364964][ T203] R13: 0000000000000000 R14: 00007f8505f4b680 R15: 00007f8505f4cfa0 | [ 19.379837][ T864] softirqs last disabled at (17526): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 19.379839][ T864] Preemption disabled at: | [ 19.379840][ T864] 0x0 | [ 19.379850][ T864] Tainted: [W]=WARN [ 19.379851][ T864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.379853][ T864] Call Trace: [ 19.379854][ T864] [ 19.379856][ T864] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.379862][ T864] __might_resched.cold (kernel/sched/core.c:9234) [ 19.379867][ T864] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.379871][ T864] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.379875][ T864] __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)) [ 19.379877][ T864] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.379883][ T864] ? 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) [ 19.379886][ T864] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.379889][ T864] put_chars (drivers/char/virtio_console.c:1176) [ 19.379892][ T864] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.379893][ T864] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.379896][ T864] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.379902][ T864] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.379909][ T864] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.379912][ T864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.379914][ T864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.379918][ T864] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.379922][ T864] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.379924][ T864] ? 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)) [ 19.379927][ T864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.379928][ T864] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.379932][ T864] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.379936][ T864] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.379938][ T864] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.379943][ T864] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.379946][ T864] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.379948][ T864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.379950][ T864] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 19.379953][ T864] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.379955][ T864] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.379958][ T864] vprintk_emit (kernel/printk/printk.c:2479) [ 19.379960][ T864] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.379963][ T864] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.379967][ T864] _printk (kernel/printk/printk.c:2504) [ 19.379971][ T864] ? snapshot_read.cold (user.c:?) [ 19.379974][ T864] ? 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) [ 19.379976][ T864] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.379980][ T864] ? 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) [ 19.379983][ T864] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 19.379986][ T864] ? exit_notify (kernel/exit.c:780) [ 19.379988][ T864] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.379990][ T864] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.379994][ T864] do_group_exit (kernel/exit.c:1151) [ 19.379997][ T864] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 19.379998][ T864] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 19.380001][ T864] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.380005][ T864] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.380008][ T864] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.380010][ T864] RIP: 0033:0x7fad48c401b8 [ 19.380012][ T864] Code: Unable to access opcode bytes at 0x7fad48c4018e. Code starting with the faulting instruction =========================================== [ 19.380017][ T864] RSP: 002b:00007ffde98bf788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.380019][ T864] RAX: ffffffffffffffda RBX: 00007fad48d70f88 RCX: 00007fad48c401b8 [ 19.380020][ T864] RDX: 00007fad4898afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 19.380021][ T864] RBP: 00007ffde98bf7e0 R08: 0000000000000000 R09: 0000000000008040 [ 19.380022][ T864] R10: 00007ffde98bf5a0 R11: 0000000000000246 R12: 0000000000000001 [ 19.380023][ T864] R13: 0000000000000000 R14: 00007fad48d6f680 R15: 00007fad48d70fa0 | [ 58.777732][ T2803] softirqs last disabled at (30049): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 58.777735][ T2803] Preemption disabled at: | [ 58.777735][ T2803] 0x0 | [ 58.777746][ T2803] Tainted: [W]=WARN [ 58.777747][ T2803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.777748][ T2803] Call Trace: [ 58.777750][ T2803] [ 58.777751][ T2803] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 58.777757][ T2803] __might_resched.cold (kernel/sched/core.c:9234) [ 58.777762][ T2803] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 58.777766][ T2803] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 58.777770][ T2803] __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)) [ 58.777772][ T2803] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 58.777778][ T2803] ? 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) [ 58.777781][ T2803] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 58.777785][ T2803] put_chars (drivers/char/virtio_console.c:1176) [ 58.777787][ T2803] ? __send_to_port (drivers/char/virtio_console.c:654) [ 58.777788][ T2803] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 58.777791][ T2803] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 58.777797][ T2803] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 58.777804][ T2803] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 58.777807][ T2803] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.777808][ T2803] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 58.777812][ T2803] console_emit_next_record (kernel/printk/printk.c:3183) [ 58.777816][ T2803] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 58.777818][ T2803] ? 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)) [ 58.777821][ T2803] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.777823][ T2803] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 58.777827][ T2803] console_flush_one_record (kernel/printk/printk.c:3268) [ 58.777831][ T2803] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 58.777832][ T2803] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.777838][ T2803] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 58.777840][ T2803] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 58.777842][ T2803] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.777844][ T2803] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 58.777847][ T2803] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 58.777849][ T2803] ? vprintk_emit (kernel/printk/printk.c:2478) [ 58.777852][ T2803] vprintk_emit (kernel/printk/printk.c:2479) [ 58.777855][ T2803] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 58.777858][ T2803] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.777861][ T2803] _printk (kernel/printk/printk.c:2504) [ 58.777865][ T2803] ? snapshot_read.cold (user.c:?) [ 58.777868][ T2803] ? 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) [ 58.777870][ T2803] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 58.777874][ T2803] ? 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) [ 58.777877][ T2803] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 58.777880][ T2803] ? exit_notify (kernel/exit.c:780) [ 58.777882][ T2803] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 58.777885][ T2803] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.777888][ T2803] do_group_exit (kernel/exit.c:1151) [ 58.777891][ T2803] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 58.777893][ T2803] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 58.777895][ T2803] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 58.777899][ T2803] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 58.777902][ T2803] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 58.777904][ T2803] RIP: 0033:0x7fca41cfb1b8 [ 58.777906][ T2803] Code: Unable to access opcode bytes at 0x7fca41cfb18e. Code starting with the faulting instruction =========================================== [ 58.777907][ T2803] RSP: 002b:00007ffcc7145a18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 58.777910][ T2803] RAX: ffffffffffffffda RBX: 00007fca41e2bf88 RCX: 00007fca41cfb1b8 [ 58.777911][ T2803] RDX: 00007fca41a45fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 58.777912][ T2803] RBP: 00007ffcc7145a70 R08: 0000000000000000 R09: 0000000000008040 [ 58.777913][ T2803] R10: 00007ffcc7145830 R11: 0000000000000246 R12: 0000000000000001 [ 58.777913][ T2803] R13: 0000000000000000 R14: 00007fca41e2a680 R15: 00007fca41e2bfa0 | [ 212.446746][ T8573] softirqs last disabled at (20654): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 212.446749][ T8573] Preemption disabled at: | [ 212.446750][ T8573] 0x0 | [ 212.446759][ T8573] Tainted: [W]=WARN [ 212.446760][ T8573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 212.446762][ T8573] Call Trace: [ 212.446763][ T8573] [ 212.446765][ T8573] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 212.446772][ T8573] __might_resched.cold (kernel/sched/core.c:9234) [ 212.446776][ T8573] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 212.446780][ T8573] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 212.446784][ T8573] __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)) [ 212.446786][ T8573] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 212.446792][ T8573] ? 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) [ 212.446795][ T8573] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 212.446800][ T8573] put_chars (drivers/char/virtio_console.c:1176) [ 212.446802][ T8573] ? __send_to_port (drivers/char/virtio_console.c:654) [ 212.446804][ T8573] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 212.446807][ T8573] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 212.446812][ T8573] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 212.446820][ T8573] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 212.446822][ T8573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 212.446824][ T8573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 212.446828][ T8573] console_emit_next_record (kernel/printk/printk.c:3183) [ 212.446832][ T8573] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 212.446834][ T8573] ? 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)) [ 212.446837][ T8573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 212.446839][ T8573] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 212.446842][ T8573] console_flush_one_record (kernel/printk/printk.c:3268) [ 212.446847][ T8573] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 212.446848][ T8573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 212.446853][ T8573] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 212.446856][ T8573] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 212.446858][ T8573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 212.446860][ T8573] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 212.446863][ T8573] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 212.446865][ T8573] ? vprintk_emit (kernel/printk/printk.c:2478) [ 212.446868][ T8573] vprintk_emit (kernel/printk/printk.c:2479) [ 212.446871][ T8573] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 212.446874][ T8573] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 212.446877][ T8573] _printk (kernel/printk/printk.c:2504) [ 212.446881][ T8573] ? snapshot_read.cold (user.c:?) [ 212.446884][ T8573] ? 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) [ 212.446886][ T8573] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 212.446890][ T8573] ? 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) [ 212.446893][ T8573] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 212.446896][ T8573] ? exit_notify (kernel/exit.c:780) [ 212.446898][ T8573] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 212.446900][ T8573] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 212.446904][ T8573] do_group_exit (kernel/exit.c:1151) [ 212.446906][ T8573] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 212.446908][ T8573] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 212.446911][ T8573] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 212.446915][ T8573] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 212.446917][ T8573] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 212.446919][ T8573] RIP: 0033:0x7f0583fdb1b8 [ 212.446922][ T8573] Code: Unable to access opcode bytes at 0x7f0583fdb18e. Code starting with the faulting instruction =========================================== [ 212.446923][ T8573] RSP: 002b:00007ffe56a55fd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 212.446925][ T8573] RAX: ffffffffffffffda RBX: 00007f058410bf88 RCX: 00007f0583fdb1b8 [ 212.446926][ T8573] RDX: 00007f0583d25fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 212.446927][ T8573] RBP: 00007ffe56a56030 R08: 0000000000000000 R09: 0000000000008010 [ 212.446928][ T8573] R10: 00007ffe56a55df0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print