====================================== | [ 9.961551][ T218] softirqs last disabled at (29083): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.961554][ T218] Preemption disabled at: | [ 9.961554][ T218] 0x0 | [ 9.961565][ T218] Tainted: [W]=WARN [ 9.961565][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.961567][ T218] Call Trace: [ 9.961569][ T218] [ 9.961570][ T218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.961577][ T218] __might_resched.cold (kernel/sched/core.c:9234) [ 9.961581][ T218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.961585][ T218] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.961589][ T218] __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)) [ 9.961591][ T218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.961598][ T218] ? 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) [ 9.961601][ T218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.961605][ T218] put_chars (drivers/char/virtio_console.c:1176) [ 9.961607][ T218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.961608][ T218] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.961612][ T218] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.961617][ T218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.961625][ T218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.961628][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.961630][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.961633][ T218] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.961637][ T218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.961639][ T218] ? 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)) [ 9.961642][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.961644][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.961648][ T218] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.961652][ T218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.961654][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.961659][ T218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.961662][ T218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.961664][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.961666][ T218] ? 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) [ 9.961669][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.961671][ T218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.961674][ T218] vprintk_emit (kernel/printk/printk.c:2479) [ 9.961677][ T218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.961680][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.961683][ T218] _printk (kernel/printk/printk.c:2504) [ 9.961687][ T218] ? snapshot_read.cold (user.c:?) [ 9.961690][ T218] ? 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) [ 9.961693][ T218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.961697][ T218] ? 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) [ 9.961699][ T218] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.961703][ T218] ? exit_notify (kernel/exit.c:780) [ 9.961704][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.961707][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.961711][ T218] do_group_exit (kernel/exit.c:1151) [ 9.961713][ T218] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.961715][ T218] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.961718][ T218] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.961722][ T218] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.961725][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.961727][ T218] RIP: 0033:0x7ffa374011b8 [ 9.961729][ T218] Code: Unable to access opcode bytes at 0x7ffa3740118e. Code starting with the faulting instruction =========================================== [ 9.961730][ T218] RSP: 002b:00007fff0ebf0918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.961732][ T218] RAX: ffffffffffffffda RBX: 00007ffa37531f88 RCX: 00007ffa374011b8 [ 9.961734][ T218] RDX: 00007ffa3714bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.961735][ T218] RBP: 00007fff0ebf0970 R08: 0000000000000000 R09: 0000000000000050 [ 9.961735][ T218] R10: 00007fff0ebf0730 R11: 0000000000000246 R12: 0000000000000001 [ 9.961736][ T218] R13: 0000000000000000 R14: 00007ffa37530680 R15: 00007ffa37531fa0 | [ 14.693967][ T411] softirqs last disabled at (31376): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 14.693969][ T411] Preemption disabled at: | [ 14.693970][ T411] 0x0 | [ 14.693981][ T411] Tainted: [W]=WARN [ 14.693982][ T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.693983][ T411] Call Trace: [ 14.693985][ T411] [ 14.693986][ T411] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.693993][ T411] __might_resched.cold (kernel/sched/core.c:9234) [ 14.693997][ T411] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.694001][ T411] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.694006][ T411] __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)) [ 14.694008][ T411] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.694014][ T411] ? 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) [ 14.694017][ T411] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.694020][ T411] put_chars (drivers/char/virtio_console.c:1176) [ 14.694023][ T411] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.694024][ T411] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.694028][ T411] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.694033][ T411] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.694040][ T411] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.694043][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.694045][ T411] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.694049][ T411] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.694053][ T411] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.694055][ T411] ? 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)) [ 14.694058][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.694060][ T411] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.694064][ T411] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.694068][ T411] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.694070][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.694075][ T411] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.694078][ T411] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.694080][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.694081][ T411] ? 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) [ 14.694085][ T411] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.694087][ T411] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.694089][ T411] vprintk_emit (kernel/printk/printk.c:2479) [ 14.694092][ T411] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.694095][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.694099][ T411] _printk (kernel/printk/printk.c:2504) [ 14.694103][ T411] ? snapshot_read.cold (user.c:?) [ 14.694106][ T411] ? 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) [ 14.694108][ T411] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.694112][ T411] ? 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) [ 14.694115][ T411] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.694118][ T411] ? exit_notify (kernel/exit.c:780) [ 14.694120][ T411] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.694122][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.694126][ T411] do_group_exit (kernel/exit.c:1151) [ 14.694129][ T411] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.694130][ T411] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.694133][ T411] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.694137][ T411] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.694140][ T411] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.694142][ T411] RIP: 0033:0x7f5e66a901b8 [ 14.694144][ T411] Code: Unable to access opcode bytes at 0x7f5e66a9018e. Code starting with the faulting instruction =========================================== [ 14.694145][ T411] RSP: 002b:00007fff964bf8d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.694147][ T411] RAX: ffffffffffffffda RBX: 00007f5e66bc0f88 RCX: 00007f5e66a901b8 [ 14.694149][ T411] RDX: 00007f5e667dafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 14.694150][ T411] RBP: 00007fff964bf930 R08: 0000000000000000 R09: 0000000000000050 [ 14.694150][ T411] R10: 00007fff964bf6f0 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