====================================== | [ 8.604403][ T138] softirqs last disabled at (78135): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.604405][ T138] Preemption disabled at: | [ 8.604406][ T138] 0x0 | [ 8.604416][ T138] Tainted: [W]=WARN [ 8.604417][ T138] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.604419][ T138] Call Trace: [ 8.604420][ T138] [ 8.604422][ T138] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.604427][ T138] __might_resched.cold (kernel/sched/core.c:9234) [ 8.604431][ T138] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.604434][ T138] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.604439][ T138] __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)) [ 8.604442][ T138] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.604448][ T138] ? 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) [ 8.604451][ T138] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.604454][ T138] put_chars (drivers/char/virtio_console.c:1176) [ 8.604457][ T138] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.604463][ T138] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.604470][ T138] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.604472][ T138] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.604477][ T138] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.604480][ T138] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.604482][ T138] ? 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)) [ 8.604484][ T138] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.604488][ T138] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.604492][ T138] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.604495][ T138] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.604496][ T138] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.604507][ T138] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.604509][ T138] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.604511][ T138] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.604513][ T138] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.604516][ T138] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.604518][ T138] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.604521][ T138] vprintk_emit (kernel/printk/printk.c:2479) [ 8.604524][ T138] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.604527][ T138] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.604531][ T138] _printk (kernel/printk/printk.c:2504) [ 8.604534][ T138] ? snapshot_read.cold (user.c:?) [ 8.604537][ T138] ? 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) [ 8.604540][ T138] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.604544][ T138] ? 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) [ 8.604547][ T138] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.604550][ T138] ? exit_notify (kernel/exit.c:780) [ 8.604552][ T138] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.604555][ T138] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.604558][ T138] do_group_exit (kernel/exit.c:1151) [ 8.604561][ T138] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.604563][ T138] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.604566][ T138] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.604569][ T138] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.604572][ T138] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.604574][ T138] RIP: 0033:0x7f1d398901b8 [ 8.604577][ T138] Code: Unable to access opcode bytes at 0x7f1d3989018e. Code starting with the faulting instruction =========================================== [ 8.604578][ T138] RSP: 002b:00007fff4215ee48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.604580][ T138] RAX: ffffffffffffffda RBX: 00007f1d399c0f88 RCX: 00007f1d398901b8 [ 8.604581][ T138] RDX: 00007f1d388cbb08 RSI: ffffffffffffff98 RDI: 0000000000000000 [ 8.604582][ T138] RBP: 00007fff4215eea0 R08: 0000000000000000 R09: 00000000000000a0 [ 8.604583][ T138] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000b [ 8.604584][ T138] R13: 0000000000000000 R14: 00007f1d399bf680 R15: 00007f1d399c0fa0 | [ 10.048147][ T186] softirqs last disabled at (4243082): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 10.048150][ T186] Preemption disabled at: | [ 10.048151][ T186] 0x0 | [ 10.048161][ T186] Tainted: [W]=WARN [ 10.048162][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.048163][ T186] Call Trace: [ 10.048165][ T186] [ 10.048166][ T186] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.048171][ T186] __might_resched.cold (kernel/sched/core.c:9234) [ 10.048176][ T186] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.048179][ T186] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.048184][ T186] __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)) [ 10.048186][ T186] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.048192][ T186] ? 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) [ 10.048195][ T186] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.048198][ T186] put_chars (drivers/char/virtio_console.c:1176) [ 10.048201][ T186] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.048207][ T186] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.048214][ T186] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.048217][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.048221][ T186] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.048224][ T186] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.048226][ T186] ? 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)) [ 10.048228][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.048231][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.048235][ T186] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.048239][ T186] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.048240][ T186] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.048245][ T186] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.048248][ T186] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.048249][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.048250][ T186] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.048254][ T186] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.048256][ T186] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.048259][ T186] vprintk_emit (kernel/printk/printk.c:2479) [ 10.048262][ T186] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.048265][ T186] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.048268][ T186] _printk (kernel/printk/printk.c:2504) [ 10.048272][ T186] ? snapshot_read.cold (user.c:?) [ 10.048275][ T186] ? 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) [ 10.048277][ T186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.048281][ T186] ? 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) [ 10.048284][ T186] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.048288][ T186] ? exit_notify (kernel/exit.c:780) [ 10.048289][ T186] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.048292][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.048296][ T186] do_group_exit (kernel/exit.c:1151) [ 10.048299][ T186] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.048301][ T186] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.048303][ T186] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.048307][ T186] ? irq_exit_rcu (kernel/softirq.c:786) [ 10.048310][ T186] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.048312][ T186] RIP: 0033:0x479678 [ 10.048314][ T186] Code: Unable to access opcode bytes at 0x47964e. Code starting with the faulting instruction =========================================== [ 10.048315][ T186] RSP: 002b:00007ffe1849e948 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.048317][ T186] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 10.048318][ T186] RDX: 0000000019f0a708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 10.048319][ T186] RBP: 00007ffe1849e9a0 R08: 0000000000000000 R09: 0000000019f0b450 [ 10.048320][ T186] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffe1849ead8 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print