====================================== | [ 11.055207][ T217] softirqs last disabled at (18753): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.055209][ T217] Preemption disabled at: | [ 11.055210][ T217] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.055219][ T217] Tainted: [W]=WARN [ 11.055220][ T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.055222][ T217] Call Trace: [ 11.055223][ T217] [ 11.055224][ T217] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.055230][ T217] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.055232][ T217] __might_resched.cold (kernel/sched/core.c:9234) [ 11.055236][ T217] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.055241][ T217] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.055245][ T217] __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)) [ 11.055247][ T217] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.055254][ T217] ? 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) [ 11.055257][ T217] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.055260][ T217] put_chars (drivers/char/virtio_console.c:1176) [ 11.055262][ T217] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 11.055264][ T217] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.055267][ T217] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.055270][ T217] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.055274][ T217] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.055278][ T217] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055279][ T217] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055284][ T217] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.055286][ T217] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.055289][ T217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055291][ T217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.055295][ T217] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.055299][ T217] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.055301][ T217] ? 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)) [ 11.055304][ T217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055305][ T217] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.055309][ T217] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.055313][ T217] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.055315][ T217] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055320][ T217] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.055323][ T217] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.055325][ T217] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055327][ T217] ? 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) [ 11.055330][ T217] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.055332][ T217] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.055335][ T217] vprintk_emit (kernel/printk/printk.c:2479) [ 11.055338][ T217] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.055343][ T217] ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact [ 11.055346][ T217] _printk (kernel/printk/printk.c:2504) [ 11.055349][ T217] ? snapshot_read.cold (user.c:?) [ 11.055355][ T217] ? 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) [ 11.055359][ T217] gact_init_module (net/sched/act_gact.c:180) act_gact [ 11.055361][ T217] do_one_initcall (init/main.c:1357) [ 11.055364][ T217] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 11.055368][ T217] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 11.055371][ T217] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 11.055376][ T217] do_init_module (kernel/module/main.c:3117) [ 11.055379][ T217] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.055383][ T217] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 11.055386][ T217] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 11.055389][ T217] load_module (kernel/module/main.c:3593) [ 11.055394][ T217] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 11.055399][ T217] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 11.055402][ T217] ? __ia32_sys_fsconfig (??:?) [ 11.055406][ T217] ? backing_file_read_iter (fs/backing-file.c:211) [ 11.055410][ T217] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.055413][ T217] init_module_from_file (kernel/module/main.c:3790) [ 11.055416][ T217] ? __do_sys_init_module (kernel/module/main.c:3664) [ 11.055423][ T217] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.055427][ T217] ? 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) [ 11.055430][ T217] idempotent_init_module (kernel/module/main.c:3802) [ 11.055432][ T217] ? init_module_from_file (kernel/module/main.c:3791) [ 11.055438][ T217] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.055440][ T217] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 11.055445][ T217] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 11.055447][ T217] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.055451][ T217] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.055454][ T217] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.055457][ T217] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.055459][ T217] RIP: 0033:0x7f169a2e037d [ 11.055462][ T217] 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 [ 11.055465][ T217] RSP: 002b:00007ffe8af83878 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.055467][ T217] RAX: ffffffffffffffda RBX: 00005638714d6810 RCX: 00007f169a2e037d [ 11.055468][ T217] RDX: 0000000000000000 RSI: 000056383f9cdffd RDI: 0000000000000000 [ 11.055469][ T217] RBP: 00007ffe8af83910 R08: 0000000000000000 R09: 0000000000000000 [ 11.055470][ T217] R10: 0000000000000000 R11: 0000000000000246 R12: 000056383f9cdffd [ 11.055471][ T217] R13: 00005638714d6960 R14: 0000000000040000 R15: 0000000000000000 | [ 12.229011][ T280] softirqs last disabled at (20876): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 12.229014][ T280] Preemption disabled at: | [ 12.229015][ T280] 0x0 | [ 12.229026][ T280] Tainted: [W]=WARN [ 12.229027][ T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.229028][ T280] Call Trace: [ 12.229030][ T280] [ 12.229031][ T280] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.229038][ T280] __might_resched.cold (kernel/sched/core.c:9234) [ 12.229042][ T280] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.229047][ T280] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.229051][ T280] __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)) [ 12.229053][ T280] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.229060][ T280] ? 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) [ 12.229063][ T280] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.229066][ T280] put_chars (drivers/char/virtio_console.c:1176) [ 12.229069][ T280] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.229070][ T280] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.229074][ T280] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.229079][ T280] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.229087][ T280] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.229089][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.229091][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.229097][ T280] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.229101][ T280] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.229103][ T280] ? 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)) [ 12.229106][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.229108][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.229112][ T280] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.229116][ T280] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.229118][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.229123][ T280] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.229126][ T280] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.229128][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.229130][ T280] ? 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) [ 12.229134][ T280] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.229136][ T280] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.229138][ T280] vprintk_emit (kernel/printk/printk.c:2479) [ 12.229142][ T280] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.229144][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.229148][ T280] _printk (kernel/printk/printk.c:2504) [ 12.229151][ T280] ? snapshot_read.cold (user.c:?) [ 12.229154][ T280] ? 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) [ 12.229157][ T280] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.229161][ T280] ? 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) [ 12.229163][ T280] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.229167][ T280] ? exit_notify (kernel/exit.c:780) [ 12.229168][ T280] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.229171][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.229175][ T280] do_group_exit (kernel/exit.c:1151) [ 12.229178][ T280] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.229180][ T280] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.229182][ T280] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.229186][ T280] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.229189][ T280] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.229191][ T280] RIP: 0033:0x7f9680e261b8 [ 12.229193][ T280] Code: Unable to access opcode bytes at 0x7f9680e2618e. Code starting with the faulting instruction =========================================== [ 12.229194][ T280] RSP: 002b:00007ffe4a0653f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.229197][ T280] RAX: ffffffffffffffda RBX: 00007f9680f56f88 RCX: 00007f9680e261b8 [ 12.229198][ T280] RDX: 00007f9680b70fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.229199][ T280] RBP: 00007ffe4a065450 R08: 0000000000000000 R09: 0000000000000050 [ 12.229200][ T280] R10: 00007ffe4a065210 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars