====================================== | [ 17.214986][ T433] softirqs last disabled at (30601): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 17.214989][ T433] Preemption disabled at: | [ 17.214989][ T433] vprintk_emit (kernel/printk/printk.c:2471) | [ 17.214998][ T433] Tainted: [W]=WARN [ 17.214999][ T433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.215000][ T433] Call Trace: [ 17.215002][ T433] [ 17.215003][ T433] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.215009][ T433] ? vprintk_emit (kernel/printk/printk.c:2471) [ 17.215011][ T433] __might_resched.cold (kernel/sched/core.c:9234) [ 17.215016][ T433] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.215020][ T433] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.215024][ T433] __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)) [ 17.215026][ T433] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.215033][ T433] ? 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) [ 17.215036][ T433] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.215039][ T433] put_chars (drivers/char/virtio_console.c:1176) [ 17.215041][ T433] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 17.215044][ T433] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.215046][ T433] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.215050][ T433] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.215054][ T433] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.215058][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.215060][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.215065][ T433] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.215067][ T433] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 17.215070][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.215072][ T433] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.215077][ T433] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.215081][ T433] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.215082][ T433] ? 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)) [ 17.215086][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.215087][ T433] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.215091][ T433] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.215095][ T433] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.215097][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.215103][ T433] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.215106][ T433] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.215108][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.215109][ T433] ? 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) [ 17.215113][ T433] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.215115][ T433] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.215117][ T433] vprintk_emit (kernel/printk/printk.c:2479) [ 17.215121][ T433] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.215126][ T433] ? xfrm_user_exit (net/xfrm/xfrm_user.c:2223) xfrm_user [ 17.215130][ T433] _printk (kernel/printk/printk.c:2504) [ 17.215134][ T433] ? snapshot_read.cold (user.c:?) [ 17.215140][ T433] ? 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) [ 17.215143][ T433] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user [ 17.215146][ T433] do_one_initcall (init/main.c:1357) [ 17.215149][ T433] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 17.215154][ T433] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 17.215156][ T433] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 17.215162][ T433] do_init_module (kernel/module/main.c:3117) [ 17.215165][ T433] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 17.215168][ T433] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 17.215171][ T433] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 17.215175][ T433] load_module (kernel/module/main.c:3593) [ 17.215180][ T433] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 17.215185][ T433] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 17.215189][ T433] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.215191][ T433] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.215195][ T433] init_module_from_file (kernel/module/main.c:3790) [ 17.215198][ T433] ? __do_sys_init_module (kernel/module/main.c:3664) [ 17.215205][ T433] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.215209][ T433] ? 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) [ 17.215212][ T433] idempotent_init_module (kernel/module/main.c:3802) [ 17.215215][ T433] ? init_module_from_file (kernel/module/main.c:3791) [ 17.215221][ T433] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 17.215227][ T433] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 17.215232][ T433] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 17.215234][ T433] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.215238][ T433] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.215241][ T433] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.215243][ T433] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.215246][ T433] RIP: 0033:0x7fa3ed0c937d [ 17.215249][ T433] 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 [ 17.215251][ T433] RSP: 002b:00007ffede093098 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 17.215254][ T433] RAX: ffffffffffffffda RBX: 000055d58419f810 RCX: 00007fa3ed0c937d [ 17.215255][ T433] RDX: 0000000000000000 RSI: 000055d5562b3ffd RDI: 0000000000000000 [ 17.215256][ T433] RBP: 00007ffede093130 R08: 0000000000000000 R09: 0000000000000000 [ 17.215257][ T433] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d5562b3ffd [ 17.215258][ T433] R13: 000055d58419f960 R14: 0000000000040000 R15: 0000000000000000 | [ 58.220053][ T1451] softirqs last disabled at (52149): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 58.220056][ T1451] Preemption disabled at: | [ 58.220057][ T1451] 0x0 | [ 58.220067][ T1451] Tainted: [W]=WARN [ 58.220068][ T1451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.220070][ T1451] Call Trace: [ 58.220071][ T1451] [ 58.220073][ T1451] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 58.220080][ T1451] __might_resched.cold (kernel/sched/core.c:9234) [ 58.220084][ T1451] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 58.220088][ T1451] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 58.220093][ T1451] __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)) [ 58.220095][ T1451] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 58.220102][ T1451] ? 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) [ 58.220105][ T1451] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 58.220109][ T1451] put_chars (drivers/char/virtio_console.c:1176) [ 58.220111][ T1451] ? __send_to_port (drivers/char/virtio_console.c:654) [ 58.220112][ T1451] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 58.220116][ T1451] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 58.220121][ T1451] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 58.220129][ T1451] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 58.220132][ T1451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.220134][ T1451] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 58.220138][ T1451] console_emit_next_record (kernel/printk/printk.c:3183) [ 58.220142][ T1451] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 58.220144][ T1451] ? 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)) [ 58.220148][ T1451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.220149][ T1451] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 58.220153][ T1451] console_flush_one_record (kernel/printk/printk.c:3268) [ 58.220158][ T1451] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 58.220160][ T1451] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.220165][ T1451] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 58.220168][ T1451] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 58.220170][ T1451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.220172][ T1451] ? 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) [ 58.220176][ T1451] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 58.220178][ T1451] ? vprintk_emit (kernel/printk/printk.c:2478) [ 58.220181][ T1451] vprintk_emit (kernel/printk/printk.c:2479) [ 58.220184][ T1451] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 58.220187][ T1451] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 58.220191][ T1451] _printk (kernel/printk/printk.c:2504) [ 58.220194][ T1451] ? snapshot_read.cold (user.c:?) [ 58.220197][ T1451] ? 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) [ 58.220200][ T1451] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 58.220204][ T1451] ? 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) [ 58.220207][ T1451] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 58.220211][ T1451] ? exit_notify (kernel/exit.c:780) [ 58.220212][ T1451] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 58.220215][ T1451] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 58.220219][ T1451] do_group_exit (kernel/exit.c:1151) [ 58.220222][ T1451] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 58.220224][ T1451] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 58.220226][ T1451] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 58.220230][ T1451] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 58.220233][ T1451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 58.220235][ T1451] RIP: 0033:0x7fd0fa2341b8 [ 58.220238][ T1451] Code: Unable to access opcode bytes at 0x7fd0fa23418e. Code starting with the faulting instruction =========================================== [ 58.220239][ T1451] RSP: 002b:00007ffedd6991f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 58.220241][ T1451] RAX: ffffffffffffffda RBX: 00007fd0fa364f88 RCX: 00007fd0fa2341b8 [ 58.220242][ T1451] RDX: 00007fd0f9f7efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 58.220243][ T1451] RBP: 00007ffedd699250 R08: 0000000000000000 R09: 0000000000000050 [ 58.220244][ T1451] R10: 00007ffedd699010 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars