====================================== | [ 9.502397][ T201] softirqs last disabled at (33080): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.502399][ T201] Preemption disabled at: | [ 9.502400][ T201] 0x0 | [ 9.502410][ T201] Tainted: [W]=WARN [ 9.502411][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.502412][ T201] Call Trace: [ 9.502414][ T201] [ 9.502415][ T201] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.502421][ T201] __might_resched.cold (kernel/sched/core.c:9234) [ 9.502426][ T201] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.502430][ T201] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.502434][ T201] __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)) [ 9.502436][ T201] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.502443][ T201] ? 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) [ 9.502445][ T201] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.502449][ T201] put_chars (drivers/char/virtio_console.c:1176) [ 9.502451][ T201] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.502453][ T201] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.502456][ T201] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.502462][ T201] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.502469][ T201] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.502471][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.502473][ T201] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.502477][ T201] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.502483][ T201] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.502485][ T201] ? 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)) [ 9.502488][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.502490][ T201] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.502494][ T201] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.502498][ T201] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.502500][ T201] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.502505][ T201] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.502508][ T201] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.502510][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.502511][ T201] ? 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) [ 9.502515][ T201] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.502516][ T201] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.502519][ T201] vprintk_emit (kernel/printk/printk.c:2479) [ 9.502522][ T201] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.502525][ T201] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.502529][ T201] _printk (kernel/printk/printk.c:2504) [ 9.502532][ T201] ? snapshot_read.cold (user.c:?) [ 9.502534][ T201] ? 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) [ 9.502537][ T201] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.502541][ T201] ? 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) [ 9.502544][ T201] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.502547][ T201] ? exit_notify (kernel/exit.c:780) [ 9.502549][ T201] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.502551][ T201] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.502555][ T201] do_group_exit (kernel/exit.c:1151) [ 9.502557][ T201] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.502559][ T201] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.502562][ T201] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.502566][ T201] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.502569][ T201] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.502571][ T201] RIP: 0033:0x7f224030f1b8 [ 9.502573][ T201] Code: Unable to access opcode bytes at 0x7f224030f18e. Code starting with the faulting instruction =========================================== [ 9.502574][ T201] RSP: 002b:00007ffc6318ff18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.502576][ T201] RAX: ffffffffffffffda RBX: 00007f224043ff88 RCX: 00007f224030f1b8 [ 9.502577][ T201] RDX: 00007f2240059fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.502578][ T201] RBP: 00007ffc6318ff70 R08: 0000000000000000 R09: 0000000000000000 [ 9.502579][ T201] R10: 00007ffc6318fd30 R11: 0000000000000246 R12: 0000000000000001 [ 9.502580][ T201] R13: 0000000000000000 R14: 00007f224043e680 R15: 00007f224043ffa0 | [ 23.124367][ T382] softirqs last disabled at (865332): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 23.124371][ T382] Preemption disabled at: | [ 23.124372][ T382] 0x0 | [ 23.124383][ T382] Tainted: [W]=WARN [ 23.124384][ T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.124385][ T382] Call Trace: [ 23.124387][ T382] [ 23.124389][ T382] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.124395][ T382] __might_resched.cold (kernel/sched/core.c:9234) [ 23.124400][ T382] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.124404][ T382] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 23.124408][ T382] __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)) [ 23.124410][ T382] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.124417][ T382] ? 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) [ 23.124419][ T382] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.124423][ T382] put_chars (drivers/char/virtio_console.c:1176) [ 23.124425][ T382] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.124426][ T382] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 23.124430][ T382] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 23.124435][ T382] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.124443][ T382] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.124445][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.124447][ T382] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.124451][ T382] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.124455][ T382] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.124457][ T382] ? 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)) [ 23.124460][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.124462][ T382] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.124465][ T382] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.124470][ T382] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.124471][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.124477][ T382] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.124482][ T382] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.124483][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.124485][ T382] ? 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) [ 23.124489][ T382] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.124490][ T382] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.124493][ T382] vprintk_emit (kernel/printk/printk.c:2479) [ 23.124496][ T382] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.124498][ T382] ? 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) [ 23.124501][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.124504][ T382] _printk (kernel/printk/printk.c:2504) [ 23.124508][ T382] ? snapshot_read.cold (user.c:?) [ 23.124510][ T382] ? 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) [ 23.124513][ T382] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.124516][ T382] ? 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) [ 23.124519][ T382] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 23.124523][ T382] ? exit_notify (kernel/exit.c:780) [ 23.124524][ T382] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.124527][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.124531][ T382] do_group_exit (kernel/exit.c:1151) [ 23.124533][ T382] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 23.124535][ T382] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 23.124538][ T382] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 23.124541][ T382] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 23.124544][ T382] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.124546][ T382] RIP: 0033:0x7ffa36cdd1b8 [ 23.124549][ T382] Code: Unable to access opcode bytes at 0x7ffa36cdd18e. Code starting with the faulting instruction =========================================== [ 23.124550][ T382] RSP: 002b:00007ffc559942f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 23.124553][ T382] RAX: ffffffffffffffda RBX: 00007ffa36e0df88 RCX: 00007ffa36cdd1b8 [ 23.124554][ T382] RDX: 00007ffa36c1c408 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 23.124555][ T382] RBP: 00007ffc55994350 R08: 0000000000000000 R09: 0000000000000000 [ 23.124556][ T382] R10: 00007ffc55994170 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print