====================================== | [ 9.848225][ T215] softirqs last disabled at (17727): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.848227][ T215] Preemption disabled at: | [ 9.848228][ T215] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.848237][ T215] Tainted: [W]=WARN [ 9.848238][ T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.848239][ T215] Call Trace: [ 9.848241][ T215] [ 9.848243][ T215] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.848248][ T215] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.848250][ T215] __might_resched.cold (kernel/sched/core.c:9234) [ 9.848254][ T215] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.848258][ T215] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.848262][ T215] __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)) [ 9.848264][ T215] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.848271][ T215] ? 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) [ 9.848273][ T215] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.848277][ T215] put_chars (drivers/char/virtio_console.c:1176) [ 9.848279][ T215] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 9.848281][ T215] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.848284][ T215] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.848287][ T215] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.848292][ T215] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.848301][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.848302][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.848307][ T215] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.848308][ T215] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 9.848312][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.848314][ T215] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.848318][ T215] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.848322][ T215] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.848323][ T215] ? 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)) [ 9.848327][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.848328][ T215] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.848332][ T215] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.848336][ T215] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.848338][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.848343][ T215] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.848346][ T215] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.848347][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.848349][ T215] ? 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) [ 9.848353][ T215] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.848354][ T215] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.848357][ T215] vprintk_emit (kernel/printk/printk.c:2479) [ 9.848360][ T215] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.848365][ T215] ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact [ 9.848367][ T215] _printk (kernel/printk/printk.c:2504) [ 9.848371][ T215] ? snapshot_read.cold (user.c:?) [ 9.848377][ T215] ? 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) [ 9.848380][ T215] gact_init_module (net/sched/act_gact.c:180) act_gact [ 9.848382][ T215] do_one_initcall (init/main.c:1357) [ 9.848385][ T215] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 9.848389][ T215] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 9.848391][ T215] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 9.848397][ T215] do_init_module (kernel/module/main.c:3117) [ 9.848400][ T215] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.848403][ T215] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 9.848406][ T215] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 9.848409][ T215] load_module (kernel/module/main.c:3593) [ 9.848414][ T215] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 9.848419][ T215] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 9.848422][ T215] ? __ia32_sys_fsconfig (??:?) [ 9.848426][ T215] ? backing_file_read_iter (fs/backing-file.c:211) [ 9.848430][ T215] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.848433][ T215] init_module_from_file (kernel/module/main.c:3790) [ 9.848435][ T215] ? __do_sys_init_module (kernel/module/main.c:3664) [ 9.848442][ T215] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.848446][ T215] ? 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) [ 9.848449][ T215] idempotent_init_module (kernel/module/main.c:3802) [ 9.848451][ T215] ? init_module_from_file (kernel/module/main.c:3791) [ 9.848457][ T215] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 9.848459][ T215] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 9.848464][ T215] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 9.848465][ T215] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.848469][ T215] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.848472][ T215] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.848474][ T215] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.848477][ T215] RIP: 0033:0x7fd35973c37d [ 9.848480][ T215] 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 [ 9.848481][ T215] RSP: 002b:00007ffdcbe84828 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 9.848484][ T215] RAX: ffffffffffffffda RBX: 0000557f477e4810 RCX: 00007fd35973c37d [ 9.848485][ T215] RDX: 0000000000000000 RSI: 0000557f43179ffd RDI: 0000000000000000 [ 9.848486][ T215] RBP: 00007ffdcbe848c0 R08: 0000000000000000 R09: 0000000000000000 [ 9.848487][ T215] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557f43179ffd [ 9.848488][ T215] R13: 0000557f477e4960 R14: 0000000000040000 R15: 0000000000000000 | [ 11.758173][ T320] softirqs last disabled at (18881): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.758176][ T320] Preemption disabled at: | [ 11.758176][ T320] 0x0 | [ 11.758186][ T320] Tainted: [W]=WARN [ 11.758187][ T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.758189][ T320] Call Trace: [ 11.758190][ T320] [ 11.758192][ T320] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.758198][ T320] __might_resched.cold (kernel/sched/core.c:9234) [ 11.758202][ T320] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.758206][ T320] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.758210][ T320] __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)) [ 11.758212][ T320] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.758220][ T320] ? 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) [ 11.758222][ T320] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.758226][ T320] put_chars (drivers/char/virtio_console.c:1176) [ 11.758228][ T320] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.758229][ T320] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.758233][ T320] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.758238][ T320] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.758245][ T320] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.758248][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.758250][ T320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.758254][ T320] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.758258][ T320] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.758260][ T320] ? 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)) [ 11.758263][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.758265][ T320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.758269][ T320] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.758273][ T320] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.758274][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.758280][ T320] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.758282][ T320] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.758284][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.758286][ T320] ? 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) [ 11.758289][ T320] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.758291][ T320] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.758294][ T320] vprintk_emit (kernel/printk/printk.c:2479) [ 11.758297][ T320] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.758300][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.758303][ T320] _printk (kernel/printk/printk.c:2504) [ 11.758311][ T320] ? snapshot_read.cold (user.c:?) [ 11.758314][ T320] ? 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) [ 11.758317][ T320] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.758320][ T320] ? 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) [ 11.758323][ T320] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.758327][ T320] ? exit_notify (kernel/exit.c:780) [ 11.758328][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.758331][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.758334][ T320] do_group_exit (kernel/exit.c:1151) [ 11.758337][ T320] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.758339][ T320] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.758341][ T320] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.758345][ T320] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.758348][ T320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.758350][ T320] RIP: 0033:0x7fd95096d1b8 [ 11.758352][ T320] Code: Unable to access opcode bytes at 0x7fd95096d18e. Code starting with the faulting instruction =========================================== [ 11.758353][ T320] RSP: 002b:00007ffc771c7278 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.758355][ T320] RAX: ffffffffffffffda RBX: 00007fd950a9df88 RCX: 00007fd95096d1b8 [ 11.758357][ T320] RDX: 00007fd950791a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 11.758358][ T320] RBP: 00007ffc771c72d0 R08: 00000000ffffffff R09: 0000000000000020 [ 11.758359][ T320] R10: 00007ffc771c70f0 R11: 0000000000000246 R12: 0000000000000004 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