====================================== | [ 10.069136][ T215] softirqs last disabled at (21424): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.069139][ T215] Preemption disabled at: | [ 10.069139][ T215] 0x0 | [ 10.069150][ T215] Tainted: [W]=WARN [ 10.069151][ T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.069152][ T215] Call Trace: [ 10.069154][ T215] [ 10.069155][ T215] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.069162][ T215] __might_resched.cold (kernel/sched/core.c:9234) [ 10.069166][ T215] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.069170][ T215] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.069175][ T215] __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)) [ 10.069176][ T215] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.069183][ T215] ? 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) [ 10.069185][ T215] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.069189][ T215] put_chars (drivers/char/virtio_console.c:1176) [ 10.069191][ T215] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.069192][ T215] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.069196][ T215] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.069201][ T215] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.069208][ T215] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.069211][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.069213][ T215] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.069217][ T215] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.069221][ T215] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.069222][ T215] ? 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)) [ 10.069225][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.069227][ T215] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.069231][ T215] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.069235][ T215] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.069237][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.069242][ T215] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.069245][ T215] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.069247][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.069248][ T215] ? 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) [ 10.069252][ T215] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.069253][ T215] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.069256][ T215] vprintk_emit (kernel/printk/printk.c:2479) [ 10.069259][ T215] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.069262][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.069265][ T215] _printk (kernel/printk/printk.c:2504) [ 10.069269][ T215] ? snapshot_read.cold (user.c:?) [ 10.069271][ T215] ? 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) [ 10.069274][ T215] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.069278][ T215] ? 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) [ 10.069280][ T215] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.069284][ T215] ? exit_notify (kernel/exit.c:780) [ 10.069285][ T215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.069288][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.069291][ T215] do_group_exit (kernel/exit.c:1151) [ 10.069294][ T215] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.069296][ T215] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.069298][ T215] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.069302][ T215] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.069305][ T215] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.069307][ T215] RIP: 0033:0x7fed708a11b8 [ 10.069309][ T215] Code: Unable to access opcode bytes at 0x7fed708a118e. Code starting with the faulting instruction =========================================== [ 10.069310][ T215] RSP: 002b:00007ffdb78f6338 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.069312][ T215] RAX: ffffffffffffffda RBX: 00007fed709d1f88 RCX: 00007fed708a11b8 [ 10.069314][ T215] RDX: 00007fed705ebfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.069315][ T215] RBP: 00007ffdb78f6390 R08: 0000000000000000 R09: 0000000000000050 [ 10.069315][ T215] R10: 00007ffdb78f6150 R11: 0000000000000246 R12: 0000000000000001 [ 10.069316][ T215] R13: 0000000000000000 R14: 00007fed709d0680 R15: 00007fed709d1fa0 | [ 11.211022][ T246] softirqs last disabled at (19601): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.211024][ T246] Preemption disabled at: | [ 11.211025][ T246] 0x0 | [ 11.211035][ T246] Tainted: [W]=WARN [ 11.211036][ T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.211038][ T246] Call Trace: [ 11.211040][ T246] [ 11.211041][ T246] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.211048][ T246] __might_resched.cold (kernel/sched/core.c:9234) [ 11.211052][ T246] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.211056][ T246] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.211060][ T246] __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)) [ 11.211062][ T246] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.211069][ T246] ? 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) [ 11.211072][ T246] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.211075][ T246] put_chars (drivers/char/virtio_console.c:1176) [ 11.211078][ T246] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.211079][ T246] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.211082][ T246] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.211087][ T246] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.211095][ T246] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.211097][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.211099][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.211103][ T246] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.211107][ T246] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.211109][ T246] ? 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)) [ 11.211112][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.211114][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.211117][ T246] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.211122][ T246] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.211123][ T246] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.211129][ T246] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.211131][ T246] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.211133][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.211135][ T246] ? 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) [ 11.211139][ T246] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.211140][ T246] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.211143][ T246] vprintk_emit (kernel/printk/printk.c:2479) [ 11.211146][ T246] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.211149][ T246] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.211153][ T246] _printk (kernel/printk/printk.c:2504) [ 11.211157][ T246] ? snapshot_read.cold (user.c:?) [ 11.211159][ T246] ? 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) [ 11.211162][ T246] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.211166][ T246] ? 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) [ 11.211168][ T246] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.211172][ T246] ? exit_notify (kernel/exit.c:780) [ 11.211173][ T246] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.211176][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.211180][ T246] do_group_exit (kernel/exit.c:1151) [ 11.211182][ T246] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.211184][ T246] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.211186][ T246] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.211190][ T246] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.211193][ T246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.211196][ T246] RIP: 0033:0x7f960dad81b8 [ 11.211198][ T246] Code: Unable to access opcode bytes at 0x7f960dad818e. Code starting with the faulting instruction =========================================== [ 11.211199][ T246] RSP: 002b:00007ffd19be31e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.211201][ T246] RAX: ffffffffffffffda RBX: 00007f960dc08f88 RCX: 00007f960dad81b8 [ 11.211203][ T246] RDX: 00007f960d822fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.211204][ T246] RBP: 00007ffd19be3240 R08: 0000000000000000 R09: 0000000000000050 [ 11.211204][ T246] R10: 00007ffd19be3000 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