====================================== | [ 11.184018][ T181] softirqs last disabled at (31441): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.184021][ T181] Preemption disabled at: | [ 11.184021][ T181] 0x0 | [ 11.184032][ T181] Tainted: [W]=WARN [ 11.184033][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.184034][ T181] Call Trace: [ 11.184036][ T181] [ 11.184037][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.184043][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 11.184047][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.184050][ T181] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.184055][ T181] __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)) [ 11.184058][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.184064][ T181] ? 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) [ 11.184067][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.184070][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 11.184073][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.184079][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.184086][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.184088][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.184094][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.184098][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.184099][ T181] ? 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)) [ 11.184101][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.184104][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.184108][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.184112][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.184113][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.184118][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.184121][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.184122][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.184123][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.184127][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.184129][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.184132][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 11.184135][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.184138][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.184141][ T181] _printk (kernel/printk/printk.c:2504) [ 11.184145][ T181] ? snapshot_read.cold (user.c:?) [ 11.184148][ T181] ? 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) [ 11.184150][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.184154][ T181] ? 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) [ 11.184157][ T181] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.184161][ T181] ? exit_notify (kernel/exit.c:780) [ 11.184162][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.184165][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.184168][ T181] do_group_exit (kernel/exit.c:1151) [ 11.184172][ T181] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.184173][ T181] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.184176][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.184180][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.184183][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.184185][ T181] RIP: 0033:0x7fbc275301b8 [ 11.184187][ T181] Code: Unable to access opcode bytes at 0x7fbc2753018e. Code starting with the faulting instruction =========================================== [ 11.184188][ T181] RSP: 002b:00007ffc34a8bc28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.184191][ T181] RAX: ffffffffffffffda RBX: 00007fbc27660f88 RCX: 00007fbc275301b8 [ 11.184192][ T181] RDX: 00007fbc2727afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.184193][ T181] RBP: 00007ffc34a8bc80 R08: 0000000000000000 R09: 0000000000000050 [ 11.184193][ T181] R10: 00007ffc34a8ba40 R11: 0000000000000246 R12: 0000000000000001 [ 11.184194][ T181] R13: 0000000000000000 R14: 00007fbc2765f680 R15: 00007fbc27660fa0 | [ 12.332296][ T212] softirqs last disabled at (40566): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 12.332298][ T212] Preemption disabled at: | [ 12.332298][ T212] 0x0 | [ 12.332309][ T212] Tainted: [W]=WARN [ 12.332310][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.332311][ T212] Call Trace: [ 12.332313][ T212] [ 12.332314][ T212] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.332320][ T212] __might_resched.cold (kernel/sched/core.c:9234) [ 12.332325][ T212] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.332328][ T212] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.332333][ T212] __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)) [ 12.332335][ T212] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.332341][ T212] ? 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) [ 12.332344][ T212] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.332347][ T212] put_chars (drivers/char/virtio_console.c:1176) [ 12.332350][ T212] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.332356][ T212] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.332362][ T212] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.332365][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.332370][ T212] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.332373][ T212] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.332374][ T212] ? 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)) [ 12.332377][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.332381][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.332389][ T212] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.332393][ T212] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.332394][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.332400][ T212] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.332402][ T212] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.332403][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.332405][ T212] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.332409][ T212] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.332410][ T212] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.332413][ T212] vprintk_emit (kernel/printk/printk.c:2479) [ 12.332416][ T212] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.332419][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.332423][ T212] _printk (kernel/printk/printk.c:2504) [ 12.332427][ T212] ? snapshot_read.cold (user.c:?) [ 12.332429][ T212] ? 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) [ 12.332432][ T212] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.332436][ T212] ? 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) [ 12.332439][ T212] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.332442][ T212] ? exit_notify (kernel/exit.c:780) [ 12.332444][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.332447][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.332450][ T212] do_group_exit (kernel/exit.c:1151) [ 12.332453][ T212] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.332455][ T212] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.332458][ T212] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.332461][ T212] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.332464][ T212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.332466][ T212] RIP: 0033:0x7fd7d29a21b8 [ 12.332469][ T212] Code: Unable to access opcode bytes at 0x7fd7d29a218e. Code starting with the faulting instruction =========================================== [ 12.332470][ T212] RSP: 002b:00007fffdb38ece8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.332472][ T212] RAX: ffffffffffffffda RBX: 00007fd7d2ad2f88 RCX: 00007fd7d29a21b8 [ 12.332473][ T212] RDX: 00007fd7d26ecfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.332474][ T212] RBP: 00007fffdb38ed40 R08: 0000000000000000 R09: 0000000000000000 [ 12.332475][ T212] R10: 00007fffdb38eb00 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