====================================== | [ 10.438383][ T194] softirqs last disabled at (19704): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.438386][ T194] Preemption disabled at: | [ 10.438387][ T194] 0x0 | [ 10.438397][ T194] Tainted: [W]=WARN [ 10.438398][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.438400][ T194] Call Trace: [ 10.438402][ T194] [ 10.438404][ T194] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.438410][ T194] __might_resched.cold (kernel/sched/core.c:9234) [ 10.438415][ T194] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.438418][ 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) [ 10.438430][ 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)) [ 10.438432][ T194] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.438439][ 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) [ 10.438442][ T194] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.438446][ T194] put_chars (drivers/char/virtio_console.c:1176) [ 10.438449][ T194] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.438451][ T194] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.438456][ T194] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.438462][ T194] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.438469][ T194] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.438472][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.438474][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.438479][ T194] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.438482][ T194] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.438484][ 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)) [ 10.438487][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.438489][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.438493][ T194] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.438498][ T194] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.438499][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.438505][ T194] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.438507][ T194] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.438509][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.438512][ T194] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.438515][ T194] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.438517][ T194] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.438520][ T194] vprintk_emit (kernel/printk/printk.c:2479) [ 10.438523][ T194] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.438527][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.438530][ T194] _printk (kernel/printk/printk.c:2504) [ 10.438534][ T194] ? snapshot_read.cold (user.c:?) [ 10.438537][ 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) [ 10.438539][ T194] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.438543][ 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) [ 10.438546][ T194] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.438549][ T194] ? exit_notify (kernel/exit.c:780) [ 10.438551][ T194] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.438554][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.438558][ T194] do_group_exit (kernel/exit.c:1151) [ 10.438562][ T194] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.438564][ T194] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.438566][ T194] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.438574][ T194] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.438579][ T194] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.438581][ T194] RIP: 0033:0x7f87801ea1b8 [ 10.438583][ T194] Code: Unable to access opcode bytes at 0x7f87801ea18e. Code starting with the faulting instruction =========================================== [ 10.438585][ T194] RSP: 002b:00007ffffb091908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.438587][ T194] RAX: ffffffffffffffda RBX: 00007f878031af88 RCX: 00007f87801ea1b8 [ 10.438588][ T194] RDX: 00007f877ff34fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.438589][ T194] RBP: 00007ffffb091960 R08: 0000000000000000 R09: 0000000000000050 [ 10.438590][ T194] R10: 00007ffffb091720 R11: 0000000000000246 R12: 0000000000000001 [ 10.438591][ T194] R13: 0000000000000000 R14: 00007f8780319680 R15: 00007f878031afa0 | [ 33.979387][ T1073] softirqs last disabled at (38718): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 33.979390][ T1073] Preemption disabled at: | [ 33.979390][ T1073] 0x0 | [ 33.979401][ T1073] Tainted: [W]=WARN [ 33.979402][ T1073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.979404][ T1073] Call Trace: [ 33.979406][ T1073] [ 33.979407][ T1073] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.979413][ T1073] __might_resched.cold (kernel/sched/core.c:9234) [ 33.979423][ T1073] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.979426][ T1073] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 33.979431][ T1073] __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)) [ 33.979433][ T1073] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.979439][ T1073] ? 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) [ 33.979442][ T1073] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.979446][ T1073] put_chars (drivers/char/virtio_console.c:1176) [ 33.979449][ T1073] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.979451][ T1073] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 33.979455][ T1073] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 33.979460][ T1073] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.979468][ T1073] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.979470][ T1073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.979472][ T1073] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.979476][ T1073] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.979480][ T1073] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.979481][ T1073] ? 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)) [ 33.979484][ T1073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.979487][ T1073] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.979490][ T1073] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.979494][ T1073] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.979496][ T1073] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.979501][ T1073] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.979503][ T1073] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.979505][ T1073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.979507][ T1073] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.979510][ T1073] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.979512][ T1073] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.979515][ T1073] vprintk_emit (kernel/printk/printk.c:2479) [ 33.979519][ T1073] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.979522][ T1073] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.979525][ T1073] _printk (kernel/printk/printk.c:2504) [ 33.979529][ T1073] ? snapshot_read.cold (user.c:?) [ 33.979532][ T1073] ? 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) [ 33.979534][ T1073] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.979538][ T1073] ? 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) [ 33.979540][ T1073] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 33.979544][ T1073] ? exit_notify (kernel/exit.c:780) [ 33.979546][ T1073] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 33.979548][ T1073] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.979552][ T1073] do_group_exit (kernel/exit.c:1151) [ 33.979555][ T1073] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 33.979558][ T1073] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 33.979560][ T1073] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.979563][ T1073] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.979566][ T1073] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.979568][ T1073] RIP: 0033:0x7fb959c581b8 [ 33.979573][ T1073] Code: Unable to access opcode bytes at 0x7fb959c5818e. Code starting with the faulting instruction =========================================== [ 33.979575][ T1073] RSP: 002b:00007ffc1c8e7a78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 33.979578][ T1073] RAX: ffffffffffffffda RBX: 00007fb959d88f88 RCX: 00007fb959c581b8 [ 33.979579][ T1073] RDX: 00007fb9599a2fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 33.979581][ T1073] RBP: 00007ffc1c8e7ad0 R08: 0000000000000000 R09: 0000000000000000 [ 33.979581][ T1073] R10: 00007ffc1c8e7890 R11: 0000000000000246 R12: 0000000000000001 [ 33.979582][ T1073] R13: 0000000000000000 R14: 00007fb959d87680 R15: 00007fb959d88fa0 | [ 342.600118][ T6952] softirqs last disabled at (32739): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 342.600121][ T6952] Preemption disabled at: | [ 342.600122][ T6952] 0x0 | [ 342.600135][ T6952] Tainted: [W]=WARN [ 342.600137][ T6952] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 342.600139][ T6952] Call Trace: [ 342.600141][ T6952] [ 342.600144][ T6952] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 342.600151][ T6952] __might_resched.cold (kernel/sched/core.c:9234) [ 342.600157][ T6952] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 342.600163][ T6952] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 342.600170][ T6952] __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)) [ 342.600173][ T6952] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 342.600182][ T6952] ? 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) [ 342.600185][ T6952] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 342.600191][ T6952] put_chars (drivers/char/virtio_console.c:1176) [ 342.600195][ T6952] ? __send_to_port (drivers/char/virtio_console.c:654) [ 342.600198][ T6952] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 342.600204][ T6952] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 342.600212][ T6952] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 342.600223][ T6952] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 342.600227][ T6952] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.600231][ T6952] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.600237][ T6952] console_emit_next_record (kernel/printk/printk.c:3183) [ 342.600242][ T6952] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 342.600244][ T6952] ? 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)) [ 342.600250][ T6952] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.600253][ T6952] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 342.600259][ T6952] console_flush_one_record (kernel/printk/printk.c:3268) [ 342.600265][ T6952] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 342.600268][ T6952] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 342.600278][ T6952] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 342.600282][ T6952] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 342.600284][ T6952] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.600287][ T6952] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 342.600293][ T6952] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 342.600295][ T6952] ? vprintk_emit (kernel/printk/printk.c:2478) [ 342.600300][ T6952] vprintk_emit (kernel/printk/printk.c:2479) [ 342.600305][ T6952] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 342.600310][ T6952] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 342.600316][ T6952] _printk (kernel/printk/printk.c:2504) [ 342.600320][ T6952] ? snapshot_read.cold (user.c:?) [ 342.600324][ T6952] ? 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) [ 342.600328][ T6952] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 342.600334][ T6952] ? 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) [ 342.600338][ T6952] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 342.600343][ T6952] ? exit_notify (kernel/exit.c:780) [ 342.600346][ T6952] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 342.600349][ T6952] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 342.600356][ T6952] do_group_exit (kernel/exit.c:1151) [ 342.600361][ T6952] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 342.600364][ T6952] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 342.600367][ T6952] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 342.600371][ T6952] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 342.600375][ T6952] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 342.600379][ T6952] RIP: 0033:0x7fb8871591b8 [ 342.600382][ T6952] Code: Unable to access opcode bytes at 0x7fb88715918e. Code starting with the faulting instruction =========================================== [ 342.600383][ T6952] RSP: 002b:00007ffc61281ab8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 342.600386][ T6952] RAX: ffffffffffffffda RBX: 00007fb887289f88 RCX: 00007fb8871591b8 [ 342.600388][ T6952] RDX: 00007fb886ea3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 342.600390][ T6952] RBP: 00007ffc61281b10 R08: 0000000000000000 R09: 0000000000000050 [ 342.600391][ T6952] R10: 00007ffc612818d0 R11: 0000000000000246 R12: 0000000000000001 [ 342.600392][ T6952] R13: 0000000000000000 R14: 00007fb887288680 R15: 00007fb887289fa0 | [ 1113.820452][T27790] softirqs last disabled at (29251): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 1113.820455][T27790] Preemption disabled at: | [ 1113.820455][T27790] 0x0 | [ 1113.820466][T27790] Tainted: [W]=WARN [ 1113.820467][T27790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1113.820469][T27790] Call Trace: [ 1113.820471][T27790] [ 1113.820472][T27790] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 1113.820479][T27790] __might_resched.cold (kernel/sched/core.c:9234) [ 1113.820483][T27790] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 1113.820487][T27790] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 1113.820492][T27790] __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)) [ 1113.820494][T27790] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 1113.820501][T27790] ? 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) [ 1113.820503][T27790] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 1113.820507][T27790] put_chars (drivers/char/virtio_console.c:1176) [ 1113.820510][T27790] ? __send_to_port (drivers/char/virtio_console.c:654) [ 1113.820511][T27790] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 1113.820516][T27790] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 1113.820521][T27790] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 1113.820529][T27790] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 1113.820531][T27790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 1113.820533][T27790] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 1113.820537][T27790] console_emit_next_record (kernel/printk/printk.c:3183) [ 1113.820541][T27790] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 1113.820542][T27790] ? 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)) [ 1113.820545][T27790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 1113.820547][T27790] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 1113.820551][T27790] console_flush_one_record (kernel/printk/printk.c:3268) [ 1113.820555][T27790] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 1113.820557][T27790] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 1113.820562][T27790] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 1113.820564][T27790] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 1113.820566][T27790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 1113.820568][T27790] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 1113.820575][T27790] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 1113.820576][T27790] ? vprintk_emit (kernel/printk/printk.c:2478) [ 1113.820580][T27790] vprintk_emit (kernel/printk/printk.c:2479) [ 1113.820584][T27790] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 1113.820587][T27790] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 1113.820591][T27790] _printk (kernel/printk/printk.c:2504) [ 1113.820595][T27790] ? snapshot_read.cold (user.c:?) [ 1113.820597][T27790] ? 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) [ 1113.820600][T27790] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 1113.820603][T27790] ? 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) [ 1113.820606][T27790] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 1113.820610][T27790] ? exit_notify (kernel/exit.c:780) [ 1113.820612][T27790] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 1113.820614][T27790] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 1113.820618][T27790] do_group_exit (kernel/exit.c:1151) [ 1113.820621][T27790] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 1113.820624][T27790] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 1113.820625][T27790] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 1113.820629][T27790] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 1113.820633][T27790] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 1113.820635][T27790] RIP: 0033:0x7f67a68e11b8 [ 1113.820637][T27790] Code: Unable to access opcode bytes at 0x7f67a68e118e. Code starting with the faulting instruction =========================================== [ 1113.820638][T27790] RSP: 002b:00007ffc175805c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 1113.820640][T27790] RAX: ffffffffffffffda RBX: 00007f67a6a11f88 RCX: 00007f67a68e11b8 [ 1113.820642][T27790] RDX: 00007f67a681ea48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 1113.820643][T27790] RBP: 00007ffc17580620 R08: 0000000000000000 R09: 0000000000000000 [ 1113.820643][T27790] R10: 00007ffc17580460 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