====================================== | [ 9.861514][ T174] softirqs last disabled at (31729): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.861517][ T174] Preemption disabled at: | [ 9.861517][ T174] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.861526][ T174] Tainted: [W]=WARN [ 9.861527][ T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.861528][ T174] Call Trace: [ 9.861530][ T174] [ 9.861532][ T174] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.861537][ T174] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.861538][ T174] __might_resched.cold (kernel/sched/core.c:9234) [ 9.861543][ T174] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.861546][ T174] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.861551][ T174] __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)) [ 9.861554][ T174] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.861560][ T174] ? 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) [ 9.861563][ T174] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.861566][ T174] put_chars (drivers/char/virtio_console.c:1176) [ 9.861569][ T174] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.861572][ T174] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.861578][ T174] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.861585][ T174] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.861587][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861591][ T174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.861595][ T174] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.861598][ T174] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.861600][ T174] ? 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)) [ 9.861602][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861604][ T174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.861608][ T174] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.861612][ T174] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.861613][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.861621][ T174] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.861623][ T174] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.861625][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861627][ T174] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.861631][ T174] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.861633][ T174] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.861636][ T174] vprintk_emit (kernel/printk/printk.c:2479) [ 9.861639][ T174] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.861644][ T174] ? tun_cleanup (drivers/net/tun.c:3536) tun [ 9.861649][ T174] _printk (kernel/printk/printk.c:2504) [ 9.861653][ T174] ? snapshot_read.cold (user.c:?) [ 9.861659][ T174] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 9.861663][ T174] tun_init (tun.mod.c:?) tun [ 9.861666][ T174] do_one_initcall (init/main.c:1357) [ 9.861670][ T174] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 9.861674][ T174] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 9.861677][ T174] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 9.861682][ T174] do_init_module (kernel/module/main.c:3117) [ 9.861685][ T174] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.861690][ T174] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 9.861693][ T174] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 9.861697][ T174] load_module (kernel/module/main.c:3593) [ 9.861704][ T174] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 9.861711][ T174] init_module_from_file (kernel/module/main.c:3790) [ 9.861714][ T174] ? __ia32_sys_init_module (kernel/module/main.c:3647) [ 9.861722][ T174] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.861726][ T174] ? 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) [ 9.861729][ T174] idempotent_init_module (kernel/module/main.c:3802) [ 9.861732][ T174] ? init_module_from_file (kernel/module/main.c:3791) [ 9.861738][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.861740][ T174] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 9.861745][ T174] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 9.861747][ T174] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.861751][ T174] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.861753][ T174] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.861756][ T174] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.861758][ T174] RIP: 0033:0x7fdde46aa37d [ 9.861762][ T174] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 9.861764][ T174] RSP: 002b:00007ffca12cf628 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 9.861766][ T174] RAX: ffffffffffffffda RBX: 000055c416f7e980 RCX: 00007fdde46aa37d [ 9.861767][ T174] RDX: 0000000000000000 RSI: 000055c3dda66ffd RDI: 0000000000000005 [ 9.861768][ T174] RBP: 00007ffca12cf6c0 R08: 0000000000000000 R09: 0000000000000000 [ 9.861769][ T174] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c3dda66ffd [ 9.861770][ T174] R13: 000055c416f7eaa0 R14: 0000000000040000 R15: 0000000000000000 | [ 11.180627][ T185] softirqs last disabled at (3886692): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 11.180631][ T185] Preemption disabled at: | [ 11.180632][ T185] 0x0 | [ 11.180643][ T185] Tainted: [W]=WARN [ 11.180644][ T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.180646][ T185] Call Trace: [ 11.180647][ T185] [ 11.180649][ T185] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.180654][ T185] __might_resched.cold (kernel/sched/core.c:9234) [ 11.180659][ T185] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.180662][ T185] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.180668][ T185] __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)) [ 11.180670][ T185] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.180677][ T185] ? 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) [ 11.180680][ T185] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.180683][ T185] put_chars (drivers/char/virtio_console.c:1176) [ 11.180686][ T185] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.180693][ T185] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.180700][ T185] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.180702][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.180707][ T185] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.180711][ T185] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.180712][ T185] ? 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)) [ 11.180715][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.180718][ T185] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.180722][ T185] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.180726][ T185] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.180727][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.180733][ T185] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.180735][ T185] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.180737][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.180738][ T185] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.180742][ T185] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.180744][ T185] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.180747][ T185] vprintk_emit (kernel/printk/printk.c:2479) [ 11.180750][ T185] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.180753][ T185] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.180757][ T185] _printk (kernel/printk/printk.c:2504) [ 11.180761][ T185] ? snapshot_read.cold (user.c:?) [ 11.180764][ T185] ? 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) [ 11.180767][ T185] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.180771][ T185] ? 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) [ 11.180774][ T185] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.180778][ T185] ? exit_notify (kernel/exit.c:780) [ 11.180779][ T185] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.180782][ T185] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.180786][ T185] do_group_exit (kernel/exit.c:1151) [ 11.180789][ T185] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.180791][ T185] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.180794][ T185] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.180797][ T185] ? irq_exit_rcu (kernel/softirq.c:786) [ 11.180801][ T185] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.180803][ T185] RIP: 0033:0x479678 [ 11.180805][ T185] Code: Unable to access opcode bytes at 0x47964e. Code starting with the faulting instruction =========================================== [ 11.180806][ T185] RSP: 002b:00007ffe23a5c298 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.180809][ T185] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 11.180810][ T185] RDX: 00000000291e8708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 11.180811][ T185] RBP: 00007ffe23a5c2f0 R08: 0000000000000000 R09: 00000000291e9450 [ 11.180812][ T185] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffe23a5c428 Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print