====================================== | [ 9.431781][ T205] softirqs last disabled at (36555): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.431784][ T205] Preemption disabled at: | [ 9.431784][ T205] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.431793][ T205] Tainted: [W]=WARN [ 9.431794][ T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.431796][ T205] Call Trace: [ 9.431797][ T205] [ 9.431799][ T205] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.431804][ T205] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.431806][ T205] __might_resched.cold (kernel/sched/core.c:9234) [ 9.431811][ T205] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.431815][ T205] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.431819][ T205] __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)) [ 9.431821][ T205] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.431828][ T205] ? 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) [ 9.431830][ T205] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.431834][ T205] put_chars (drivers/char/virtio_console.c:1176) [ 9.431836][ T205] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 9.431838][ T205] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.431841][ T205] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.431844][ T205] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.431849][ T205] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.431852][ T205] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.431854][ T205] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.431859][ T205] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.431861][ T205] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 9.431864][ T205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.431866][ T205] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.431870][ T205] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.431874][ T205] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.431876][ T205] ? 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)) [ 9.431879][ T205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.431881][ T205] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.431885][ T205] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.431890][ T205] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.431892][ T205] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.431897][ T205] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.431900][ T205] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.431902][ T205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.431903][ T205] ? 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) [ 9.431907][ T205] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.431909][ T205] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.431912][ T205] vprintk_emit (kernel/printk/printk.c:2479) [ 9.431915][ T205] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.431920][ T205] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 9.431924][ T205] _printk (kernel/printk/printk.c:2504) [ 9.431927][ T205] ? snapshot_read.cold (user.c:?) [ 9.431934][ T205] ? 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) [ 9.431937][ T205] gre_init (gre.mod.c:?) gre [ 9.431939][ T205] do_one_initcall (init/main.c:1357) [ 9.431942][ T205] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 9.431947][ T205] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 9.431949][ T205] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 9.431954][ T205] do_init_module (kernel/module/main.c:3117) [ 9.431958][ T205] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.431962][ T205] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 9.431964][ T205] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 9.431968][ T205] load_module (kernel/module/main.c:3593) [ 9.431973][ T205] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 9.431978][ T205] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 9.431985][ T205] init_module_from_file (kernel/module/main.c:3790) [ 9.431987][ T205] ? __do_sys_init_module (kernel/module/main.c:3664) [ 9.431995][ T205] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.431999][ T205] ? 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) [ 9.432002][ T205] idempotent_init_module (kernel/module/main.c:3802) [ 9.432005][ T205] ? init_module_from_file (kernel/module/main.c:3791) [ 9.432010][ T205] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 9.432013][ T205] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 9.432018][ T205] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 9.432019][ T205] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.432024][ T205] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.432027][ T205] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.432029][ T205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.432031][ T205] RIP: 0033:0x7f7c4f70c37d [ 9.432035][ T205] 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 [ 9.432037][ T205] RSP: 002b:00007ffe7d494938 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 9.432040][ T205] RAX: ffffffffffffffda RBX: 0000558c07490a20 RCX: 00007f7c4f70c37d [ 9.432041][ T205] RDX: 0000000000000000 RSI: 0000558bcab24ffd RDI: 0000000000000000 [ 9.432042][ T205] RBP: 00007ffe7d4949d0 R08: 0000000000000000 R09: 0000000000000000 [ 9.432043][ T205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558bcab24ffd [ 9.432043][ T205] R13: 0000558c074909e0 R14: 0000000000040000 R15: 0000000000000000 | [ 20.143505][ T701] softirqs last disabled at (31659): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 20.143508][ T701] Preemption disabled at: | [ 20.143508][ T701] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.143517][ T701] Tainted: [W]=WARN [ 20.143518][ T701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.143519][ T701] Call Trace: [ 20.143521][ T701] [ 20.143522][ T701] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.143528][ T701] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.143529][ T701] __might_resched.cold (kernel/sched/core.c:9234) [ 20.143534][ T701] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.143538][ T701] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.143542][ T701] __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)) [ 20.143544][ T701] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.143550][ T701] ? 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) [ 20.143553][ T701] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.143557][ T701] put_chars (drivers/char/virtio_console.c:1176) [ 20.143559][ T701] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.143560][ T701] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.143564][ T701] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.143567][ T701] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.143572][ T701] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.143575][ T701] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.143580][ T701] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.143583][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.143588][ T701] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.143592][ T701] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.143594][ T701] ? 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)) [ 20.143597][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.143598][ T701] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.143602][ T701] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.143606][ T701] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.143608][ T701] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.143613][ T701] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.143616][ T701] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.143618][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.143619][ T701] ? 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) [ 20.143623][ T701] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.143625][ T701] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.143627][ T701] vprintk_emit (kernel/printk/printk.c:2479) [ 20.143631][ T701] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.143636][ T701] ? ip6gre_fini (net/ipv6/ip6_gre.c:1112 (discriminator 1)) ip6_gre [ 20.143639][ T701] _printk (kernel/printk/printk.c:2504) [ 20.143642][ T701] ? snapshot_read.cold (user.c:?) [ 20.143646][ T701] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.143647][ T701] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.143651][ T701] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 20.143655][ T701] ? 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) [ 20.143658][ T701] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre [ 20.143661][ T701] do_one_initcall (init/main.c:1357) [ 20.143664][ T701] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 20.143668][ T701] ? memset (arch/x86/lib/memset_64.S:38) [ 20.143670][ T701] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 20.143675][ T701] do_init_module (kernel/module/main.c:3117) [ 20.143679][ T701] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.143681][ T701] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 20.143684][ T701] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 20.143687][ T701] load_module (kernel/module/main.c:3593) [ 20.143692][ T701] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 20.143697][ T701] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 20.143700][ T701] ? __ia32_sys_fsconfig (??:?) [ 20.143704][ T701] ? backing_file_read_iter (fs/backing-file.c:211) [ 20.143707][ T701] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.143710][ T701] init_module_from_file (kernel/module/main.c:3790) [ 20.143713][ T701] ? __do_sys_init_module (kernel/module/main.c:3664) [ 20.143720][ T701] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.143724][ T701] ? 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) [ 20.143727][ T701] idempotent_init_module (kernel/module/main.c:3802) [ 20.143729][ T701] ? init_module_from_file (kernel/module/main.c:3791) [ 20.143735][ T701] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 20.143737][ T701] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 20.143742][ T701] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 20.143744][ T701] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.143746][ T701] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 20.143749][ T701] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 20.143752][ T701] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.143754][ T701] RIP: 0033:0x7f1af82ed37d [ 20.143757][ T701] 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 [ 20.143759][ T701] RSP: 002b:00007fff42167c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 20.143761][ T701] RAX: ffffffffffffffda RBX: 000055d1fa01c810 RCX: 00007f1af82ed37d [ 20.143763][ T701] RDX: 0000000000000000 RSI: 000055d1c5c03ffd RDI: 0000000000000000 [ 20.143763][ T701] RBP: 00007fff42167cf0 R08: 0000000000000000 R09: 0000000000000000 [ 20.143764][ T701] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1c5c03ffd Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars