====================================== | [ 10.063808][ T207] softirqs last disabled at (49678): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.063810][ T207] Preemption disabled at: | [ 10.063811][ T207] 0x0 | [ 10.063821][ T207] Tainted: [W]=WARN [ 10.063822][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.063823][ T207] Call Trace: [ 10.063825][ T207] [ 10.063826][ T207] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.063833][ T207] __might_resched.cold (kernel/sched/core.c:9234) [ 10.063837][ T207] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.063841][ T207] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.063845][ T207] __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)) [ 10.063847][ T207] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.063854][ T207] ? 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) [ 10.063856][ T207] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.063859][ T207] put_chars (drivers/char/virtio_console.c:1176) [ 10.063862][ T207] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.063863][ T207] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.063867][ T207] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.063872][ T207] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.063879][ T207] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.063882][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.063884][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.063888][ T207] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.063892][ T207] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.063894][ T207] ? 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)) [ 10.063897][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.063898][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.063902][ T207] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.063906][ T207] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.063908][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.063913][ T207] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.063916][ T207] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.063918][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.063920][ T207] ? 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) [ 10.063923][ T207] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.063925][ T207] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.063927][ T207] vprintk_emit (kernel/printk/printk.c:2479) [ 10.063931][ T207] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.063933][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.063937][ T207] _printk (kernel/printk/printk.c:2504) [ 10.063941][ T207] ? snapshot_read.cold (user.c:?) [ 10.063943][ T207] ? 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) [ 10.063946][ T207] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.063950][ T207] ? 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) [ 10.063952][ T207] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.063956][ T207] ? exit_notify (kernel/exit.c:780) [ 10.063957][ T207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.063960][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.063963][ T207] do_group_exit (kernel/exit.c:1151) [ 10.063966][ T207] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.063968][ T207] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.063970][ T207] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.063974][ T207] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.063977][ T207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.063979][ T207] RIP: 0033:0x7fa2e71391b8 [ 10.063981][ T207] Code: Unable to access opcode bytes at 0x7fa2e713918e. Code starting with the faulting instruction =========================================== [ 10.063982][ T207] RSP: 002b:00007ffe25683508 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.063985][ T207] RAX: ffffffffffffffda RBX: 00007fa2e7269f88 RCX: 00007fa2e71391b8 [ 10.063986][ T207] RDX: 00007fa2e6e83fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.063987][ T207] RBP: 00007ffe25683560 R08: 0000000000000000 R09: 0000000000000050 [ 10.063988][ T207] R10: 00007ffe25683320 R11: 0000000000000246 R12: 0000000000000001 [ 10.063989][ T207] R13: 0000000000000000 R14: 00007fa2e7268680 R15: 00007fa2e7269fa0 | [ 11.283466][ T225] softirqs last disabled at (34709): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.283468][ T225] Preemption disabled at: | [ 11.283469][ T225] 0x0 | [ 11.283479][ T225] Tainted: [W]=WARN [ 11.283480][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.283482][ T225] Call Trace: [ 11.283483][ T225] [ 11.283485][ T225] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.283491][ T225] __might_resched.cold (kernel/sched/core.c:9234) [ 11.283496][ T225] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.283500][ T225] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.283504][ T225] __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)) [ 11.283506][ T225] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.283513][ T225] ? 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) [ 11.283515][ T225] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.283519][ T225] put_chars (drivers/char/virtio_console.c:1176) [ 11.283521][ T225] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.283523][ T225] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.283526][ T225] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.283531][ T225] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.283539][ T225] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.283542][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.283543][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.283548][ T225] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.283552][ T225] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.283554][ T225] ? 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)) [ 11.283557][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.283558][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.283562][ T225] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.283566][ T225] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.283568][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.283573][ T225] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.283576][ T225] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.283578][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.283580][ T225] ? 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) [ 11.283584][ T225] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.283585][ T225] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.283588][ T225] vprintk_emit (kernel/printk/printk.c:2479) [ 11.283591][ T225] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.283594][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.283598][ T225] _printk (kernel/printk/printk.c:2504) [ 11.283601][ T225] ? snapshot_read.cold (user.c:?) [ 11.283604][ T225] ? 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) [ 11.283607][ T225] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.283610][ T225] ? 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) [ 11.283613][ T225] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.283617][ T225] ? exit_notify (kernel/exit.c:780) [ 11.283619][ T225] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.283621][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.283625][ T225] do_group_exit (kernel/exit.c:1151) [ 11.283628][ T225] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.283630][ T225] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.283632][ T225] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.283636][ T225] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.283639][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.283641][ T225] RIP: 0033:0x7eff7ea7a1b8 [ 11.283644][ T225] Code: Unable to access opcode bytes at 0x7eff7ea7a18e. Code starting with the faulting instruction =========================================== [ 11.283645][ T225] RSP: 002b:00007ffe5ea44768 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.283647][ T225] RAX: ffffffffffffffda RBX: 00007eff7ebaaf88 RCX: 00007eff7ea7a1b8 [ 11.283649][ T225] RDX: 00007eff7e7c4fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.283650][ T225] RBP: 00007ffe5ea447c0 R08: 0000000000000000 R09: 0000000000000050 [ 11.283651][ T225] R10: 00007ffe5ea44580 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