====================================== | [ 11.492119][ T252] softirqs last disabled at (19248): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.492121][ T252] Preemption disabled at: | [ 11.492122][ T252] 0x0 | [ 11.492132][ T252] Tainted: [W]=WARN [ 11.492133][ T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.492135][ T252] Call Trace: [ 11.492136][ T252] [ 11.492138][ T252] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.492144][ T252] __might_resched.cold (kernel/sched/core.c:9234) [ 11.492149][ T252] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.492153][ T252] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.492158][ T252] __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)) [ 11.492160][ T252] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.492166][ T252] ? 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) [ 11.492169][ T252] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.492172][ T252] put_chars (drivers/char/virtio_console.c:1176) [ 11.492176][ T252] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.492178][ T252] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.492182][ T252] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.492188][ T252] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.492195][ T252] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.492198][ T252] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.492200][ T252] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.492204][ T252] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.492207][ T252] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.492209][ T252] ? 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)) [ 11.492212][ T252] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.492214][ T252] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.492218][ T252] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.492222][ T252] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.492223][ T252] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.492228][ T252] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.492231][ T252] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.492233][ T252] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.492235][ T252] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.492241][ T252] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.492243][ T252] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.492246][ T252] vprintk_emit (kernel/printk/printk.c:2479) [ 11.492250][ T252] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.492253][ T252] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.492257][ T252] _printk (kernel/printk/printk.c:2504) [ 11.492260][ T252] ? snapshot_read.cold (user.c:?) [ 11.492263][ T252] ? 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) [ 11.492266][ T252] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.492269][ T252] ? 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) [ 11.492272][ T252] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.492276][ T252] ? exit_notify (kernel/exit.c:780) [ 11.492277][ T252] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.492280][ T252] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.492284][ T252] do_group_exit (kernel/exit.c:1151) [ 11.492287][ T252] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.492290][ T252] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.492292][ T252] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.492295][ T252] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.492298][ T252] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.492301][ T252] RIP: 0033:0x7f0f038a81b8 [ 11.492303][ T252] Code: Unable to access opcode bytes at 0x7f0f038a818e. Code starting with the faulting instruction =========================================== [ 11.492304][ T252] RSP: 002b:00007fffee4e5ff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.492307][ T252] RAX: ffffffffffffffda RBX: 00007f0f039d8f88 RCX: 00007f0f038a81b8 [ 11.492308][ T252] RDX: 00007f0f035f2fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.492310][ T252] RBP: 00007fffee4e6050 R08: 0000000000000000 R09: 0000000000000050 [ 11.492311][ T252] R10: 00007fffee4e5e10 R11: 0000000000000246 R12: 0000000000000001 [ 11.492311][ T252] R13: 0000000000000000 R14: 00007f0f039d7680 R15: 00007f0f039d8fa0 | [ 30.934314][ T1014] softirqs last disabled at (383756): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 30.934319][ T1014] Preemption disabled at: | [ 30.934320][ T1014] 0x0 | [ 30.934330][ T1014] Tainted: [W]=WARN [ 30.934331][ T1014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.934333][ T1014] Call Trace: [ 30.934334][ T1014] [ 30.934336][ T1014] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.934342][ T1014] __might_resched.cold (kernel/sched/core.c:9234) [ 30.934347][ T1014] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.934351][ T1014] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.934355][ T1014] __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)) [ 30.934358][ T1014] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.934364][ T1014] ? 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) [ 30.934366][ T1014] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.934370][ T1014] put_chars (drivers/char/virtio_console.c:1176) [ 30.934373][ T1014] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.934375][ T1014] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.934379][ T1014] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.934385][ T1014] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.934392][ T1014] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.934394][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.934396][ T1014] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.934400][ T1014] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.934404][ T1014] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.934405][ T1014] ? 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)) [ 30.934408][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.934410][ T1014] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.934414][ T1014] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.934418][ T1014] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.934420][ T1014] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.934425][ T1014] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.934427][ T1014] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.934429][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.934431][ T1014] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.934435][ T1014] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.934436][ T1014] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.934439][ T1014] vprintk_emit (kernel/printk/printk.c:2479) [ 30.934443][ T1014] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.934446][ T1014] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.934450][ T1014] _printk (kernel/printk/printk.c:2504) [ 30.934454][ T1014] ? snapshot_read.cold (user.c:?) [ 30.934456][ T1014] ? 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) [ 30.934459][ T1014] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.934462][ T1014] ? 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) [ 30.934465][ T1014] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 30.934469][ T1014] ? exit_notify (kernel/exit.c:780) [ 30.934470][ T1014] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.934473][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.934477][ T1014] do_group_exit (kernel/exit.c:1151) [ 30.934480][ T1014] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 30.934483][ T1014] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 30.934485][ T1014] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.934487][ T1014] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.934491][ T1014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.934493][ T1014] RIP: 0033:0x7f83c09a61b8 [ 30.934495][ T1014] Code: Unable to access opcode bytes at 0x7f83c09a618e. Code starting with the faulting instruction =========================================== [ 30.934497][ T1014] RSP: 002b:00007ffda2a5d678 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 30.934499][ T1014] RAX: ffffffffffffffda RBX: 00007f83c0ad6f88 RCX: 00007f83c09a61b8 [ 30.934501][ T1014] RDX: 00007f83c08e3a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 30.934502][ T1014] RBP: 00007ffda2a5d6d0 R08: 0000000000000000 R09: 0000000000000000 [ 30.934502][ T1014] R10: 00007ffda2a5d510 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