====================================== | [ 27.498426][ C0] | [ 27.498426][ C0] | [ 27.498426][ C0] stack backtrace: | [ 27.498432][ C0] Tainted: [W]=WARN [ 27.498433][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.498435][ C0] Call Trace: [ 27.498436][ C0] [ 27.498437][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.498442][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 27.498444][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 27.498446][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 27.498449][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 27.498451][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 27.498453][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 27.498455][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.498457][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 27.498459][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498461][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.498463][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 27.498465][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 27.498467][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 27.498469][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.498471][ C0] ? 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)) [ 27.498473][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498474][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.498476][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.498478][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.498480][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.498482][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.498484][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.498486][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498487][ C0] ? 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) [ 27.498489][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.498491][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.498492][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 27.498494][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.498496][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 27.498497][ C0] _printk (kernel/printk/printk.c:2504) [ 27.498499][ C0] ? snapshot_read.cold (user.c:?) [ 27.498501][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 27.498503][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498505][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 27.498506][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.498508][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.498510][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 27.498512][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 27.498514][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 27.498517][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.498519][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498521][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498522][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 27.498524][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.498526][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 27.498528][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.498531][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.498534][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 27.498536][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 27.498538][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498539][ C0] handle_softirqs (kernel/softirq.c:645) [ 27.498541][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498543][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 27.498545][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 27.498546][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 27.498548][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 27.498549][ C0] [ 27.498550][ C0] [ 27.498550][ C0] ? __print_lock_name (kernel/locking/lockdep.c:718) [ 27.498552][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 27.498553][ C0] RIP: 0010:stack_access_ok (./arch/x86/include/asm/stacktrace.h:60 (discriminator 1) arch/x86/kernel/unwind_orc.c:409 (discriminator 1)) [ 27.498556][ C0] Code: 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 01 00 0f 85 11 01 00 00 48 8b 43 10 48 39 ea 77 1a 48 39 e8 76 15 4a 8d 4c 35 00 <48> 39 c8 0f 93 c0 48 39 ca 0f 92 c2 20 d0 75 38 48 8d 7b 28 48 8d All code ======== 0: 00 00 add %al,(%rax) 2: 00 fc add %bh,%ah 4: ff lcall (bad) 5: df 48 89 fisttps -0x77(%rax) 8: f9 stc 9: 48 c1 e9 03 shr $0x3,%rcx d: 80 3c 01 00 cmpb $0x0,(%rcx,%rax,1) 11: 0f 85 11 01 00 00 jne 0x128 17: 48 8b 43 10 mov 0x10(%rbx),%rax 1b: 48 39 ea cmp %rbp,%rdx 1e: 77 1a ja 0x3a 20: 48 39 e8 cmp %rbp,%rax 23: 76 15 jbe 0x3a 25: 4a 8d 4c 35 00 lea 0x0(%rbp,%r14,1),%rcx 2a:* 48 39 c8 cmp %rcx,%rax <-- trapping instruction 2d: 0f 93 c0 setae %al 30: 48 39 ca cmp %rcx,%rdx 33: 0f 92 c2 setb %dl 36: 20 d0 and %dl,%al 38: 75 38 jne 0x72 3a: 48 8d 7b 28 lea 0x28(%rbx),%rdi 3e: 48 rex.W 3f: 8d .byte 0x8d Code starting with the faulting instruction =========================================== 0: 48 39 c8 cmp %rcx,%rax 3: 0f 93 c0 setae %al 6: 48 39 ca cmp %rcx,%rdx 9: 0f 92 c2 setb %dl c: 20 d0 and %dl,%al e: 75 38 jne 0x48 10: 48 8d 7b 28 lea 0x28(%rbx),%rdi 14: 48 rex.W 15: 8d .byte 0x8d [ 27.498557][ C0] RSP: 0018:ffa00000032d70c0 EFLAGS: 00000206 [ 27.498560][ C0] RAX: ffa00000032d8000 RBX: ffa00000032d71e8 RCX: ffa00000032d7a68 [ 27.498561][ C0] RDX: ffa00000032d0000 RSI: ffa00000032d7a60 RDI: ffa00000032d71f8 [ 27.498562][ C0] RBP: ffa00000032d7a60 R08: ffffffff8feef2bc R09: ffffffff8fc72da4 [ 27.498562][ C0] R10: ffffffff8be24a6a R11: 0000000000000000 R12: ffa00000032d7a60 [ 27.498563][ C0] R13: ffa00000032d71e8 R14: 0000000000000008 R15: ffffffff8c13cfe0 [ 27.498564][ C0] ? fuse_chan_send (fs/fuse/dev.c:850) [ 27.498566][ C0] ? vfs_open (fs/open.c:1101) [ 27.498568][ C0] unwind_next_frame (arch/x86/kernel/unwind_orc.c:419 arch/x86/kernel/unwind_orc.c:677) [ 27.498570][ C0] ? do_dentry_open (fs/open.c:996) [ 27.498573][ C0] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 27.498574][ C0] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 27.498576][ C0] ? write_profile (profile.c:?) [ 27.498578][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 27.498579][ C0] ? ovl_llseek (fs/overlayfs/file.c:255) [ 27.498581][ C0] ? vfs_open (fs/open.c:1101) [ 27.498582][ C0] stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 27.498584][ C0] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 27.498585][ C0] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 27.498587][ C0] ? fuse_chan_send (fs/fuse/dev.c:850) [ 27.498589][ C0] ? kasan_save_stack (mm/kasan/common.c:58) [ 27.498590][ C0] kasan_save_stack (mm/kasan/common.c:57) [ 27.498591][ C0] ? kasan_save_stack (mm/kasan/common.c:57) [ 27.498592][ C0] ? kasan_save_track (mm/kasan/common.c:78) [ 27.498593][ C0] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 27.498595][ C0] ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 27.498596][ C0] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 27.498597][ C0] ? fuse_chan_send (fs/fuse/dev.c:850) [ 27.498599][ C0] ? fuse_send_open (fs/fuse/fuse_i.h:1012 fs/fuse/file.c:51) [ 27.498600][ C0] ? fuse_file_open (fs/fuse/file.c:162) [ 27.498601][ C0] ? fuse_open (fs/fuse/file.c:192 fs/fuse/file.c:281) [ 27.498602][ C0] ? do_dentry_open (fs/open.c:996) [ 27.498603][ C0] ? vfs_open (fs/open.c:1101) [ 27.498604][ C0] ? backing_file_open (fs/backing-file.c:48) [ 27.498606][ C0] ? ovl_open_realfile (fs/overlayfs/file.c:51 (discriminator 1)) [ 27.498607][ C0] ? ovl_open (fs/overlayfs/file.c:222) [ 27.498608][ C0] ? do_dentry_open (fs/open.c:996) [ 27.498613][ C0] kasan_save_track (mm/kasan/common.c:78) [ 27.498614][ C0] kasan_save_free_info (mm/kasan/generic.c:584) [ 27.498616][ C0] __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 27.498617][ C0] kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 27.498619][ C0] fuse_chan_send (fs/fuse/dev.c:850) [ 27.498621][ C0] fuse_send_open (fs/fuse/fuse_i.h:1012 fs/fuse/file.c:51) [ 27.498623][ C0] ? fuse_folios_need_send (fs/fuse/file.c:2205) [ 27.498626][ C0] ? __init_waitqueue_head (kernel/sched/wait.c:13) [ 27.498629][ C0] ? fuse_file_alloc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2031 fs/fuse/file.c:76) [ 27.498630][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.498632][ C0] fuse_file_open (fs/fuse/file.c:162) [ 27.498634][ C0] fuse_open (fs/fuse/file.c:192 fs/fuse/file.c:281) [ 27.498635][ C0] ? fuse_finish_open (fs/fuse/file.c:232) [ 27.498637][ C0] do_dentry_open (fs/open.c:996) [ 27.498640][ C0] vfs_open (fs/open.c:1101) [ 27.498641][ C0] ? 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) [ 27.498643][ C0] backing_file_open (fs/backing-file.c:48) [ 27.498645][ C0] ? ns_capable (kernel/capability.c:342 (discriminator 8) kernel/capability.c:363 (discriminator 8)) [ 27.498647][ C0] ovl_open_realfile (fs/overlayfs/file.c:51 (discriminator 1)) [ 27.498649][ C0] ovl_open (fs/overlayfs/file.c:222) [ 27.498650][ C0] ? ovl_llseek (fs/overlayfs/file.c:255) [ 27.498652][ C0] ? 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) [ 27.498654][ C0] ? ovl_llseek (fs/overlayfs/file.c:255) [ 27.498655][ C0] do_dentry_open (fs/open.c:996) [ 27.498657][ C0] ? inode_permission (fs/namei.c:583 fs/namei.c:653) [ 27.498659][ C0] vfs_open (fs/open.c:1101) [ 27.498660][ C0] ? security_inode_permission (security/security.c:1842 (discriminator 11)) [ 27.498663][ C0] ? may_open (fs/namei.c:4269) [ 27.498664][ C0] do_open (fs/namei.c:4837) [ 27.498666][ C0] ? open_last_lookups (fs/namei.c:4719 fs/namei.c:4750) [ 27.498669][ C0] path_openat (fs/namei.c:5000) [ 27.498670][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.498671][ C0] ? kernel_tmpfile_open (fs/namei.c:4942) [ 27.498673][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498675][ C0] do_file_open (fs/namei.c:5029) [ 27.498676][ C0] ? path_openat (./include/linux/mount.h:68 (discriminator 3)) [ 27.498677][ C0] ? __kernel_text_address (kernel/extable.c:79) [ 27.498679][ C0] ? write_profile (profile.c:?) [ 27.498680][ C0] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.498684][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.498686][ C0] do_open_execat (fs/exec.c:786) [ 27.498688][ C0] ? count.constprop.0.isra.0 (./include/linux/signal.h:87) [ 27.498690][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498692][ C0] alloc_bprm (fs/exec.c:1496) [ 27.498694][ C0] do_execveat_common.isra.0 (fs/exec.c:1561 fs/exec.c:1898) [ 27.498696][ C0] __x64_sys_execve (fs/exec.c:2018 (discriminator 2) fs/exec.c:2012 (discriminator 2) fs/exec.c:2012 (discriminator 2)) [ 27.498698][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.498700][ C0] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.498701][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.498703][ C0] RIP: 0033:0x7f65b00a7f4b [ 27.498705][ C0] Code: 0f 1e fa 48 8b 05 75 e0 12 00 48 8b 10 e9 0d 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d de 12 00 f7 d8 64 89 01 48 All code ======== 0: 0f 1e fa nop %edx 3: 48 8b 05 75 e0 12 00 mov 0x12e075(%rip),%rax # 0x12e07f a: 48 8b 10 mov (%rax),%rdx d: e9 0d 00 00 00 jmp 0x1f 12: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 19: 00 00 00 1c: 0f 1f 00 nopl (%rax) 1f: f3 0f 1e fa endbr64 23: b8 3b 00 00 00 mov $0x3b,%eax 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 7d de 12 00 mov 0x12de7d(%rip),%rcx # 0x12deb7 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 7d de 12 00 mov 0x12de7d(%rip),%rcx # 0x12de8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 27.498706][ C0] RSP: 002b:00007ffe502fe398 EFLAGS: 00000206 ORIG_RAX: 000000000000003b [ 27.498708][ C0] RAX: ffffffffffffffda RBX: 000055a4eb774b00 RCX: 00007f65b00a7f4b [ 27.498709][ C0] RDX: 000055a4eb775b20 RSI: 000055a4eb76dec0 RDI: 000055a4eb774b00 [ 27.498710][ C0] RBP: 00007ffe502fe480 R08: 000055a4eb7667b0 R09: 0000000000000020 [ 27.498711][ C0] R10: 0000000000000020 R11: 0000000000000206 R12: 000055a4eb774b00 [ 27.498711][ C0] R13: 0000000000000000 R14: 000055a4eb76dec0 R15: 000055a4eb775b20 | [ 27.498730][ C0] softirqs last disabled at (467): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 27.498732][ C0] Preemption disabled at: | [ 27.498732][ C0] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) | [ 27.498737][ C0] Tainted: [W]=WARN [ 27.498738][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.498738][ C0] Call Trace: [ 27.498739][ C0] [ 27.498740][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.498742][ C0] ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) [ 27.498743][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 27.498746][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.498749][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498751][ C0] __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)) [ 27.498752][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.498754][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.498756][ C0] ? 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) [ 27.498758][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.498760][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 27.498762][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.498764][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 27.498768][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.498771][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.498773][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498774][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498776][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.498778][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.498780][ C0] ? 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)) [ 27.498782][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498783][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.498785][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.498787][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.498789][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.498791][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.498793][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.498795][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498796][ C0] ? 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) [ 27.498798][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.498800][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.498801][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 27.498802][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.498804][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 27.498806][ C0] _printk (kernel/printk/printk.c:2504) [ 27.498808][ C0] ? snapshot_read.cold (user.c:?) [ 27.498810][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 27.498811][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498814][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 27.498815][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.498817][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.498818][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 27.498820][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 27.498822][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 27.498824][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.498825][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498827][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498828][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 27.498830][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.498832][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 27.498834][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.498837][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.498839][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 27.498841][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 27.498843][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.498844][ C0] handle_softirqs (kernel/softirq.c:645) [ 27.498846][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498848][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 27.498850][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 27.498852][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 27.498853][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 27.498855][ C0] [ 27.498855][ C0] [ 27.498856][ C0] ? __print_lock_name (kernel/locking/lockdep.c:718) [ 27.498857][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 27.498858][ C0] RIP: 0010:stack_access_ok (./arch/x86/include/asm/stacktrace.h:60 (discriminator 1) arch/x86/kernel/unwind_orc.c:409 (discriminator 1)) [ 27.498860][ C0] Code: 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 01 00 0f 85 11 01 00 00 48 8b 43 10 48 39 ea 77 1a 48 39 e8 76 15 4a 8d 4c 35 00 <48> 39 c8 0f 93 c0 48 39 ca 0f 92 c2 20 d0 75 38 48 8d 7b 28 48 8d All code ======== 0: 00 00 add %al,(%rax) 2: 00 fc add %bh,%ah 4: ff lcall (bad) 5: df 48 89 fisttps -0x77(%rax) 8: f9 stc 9: 48 c1 e9 03 shr $0x3,%rcx d: 80 3c 01 00 cmpb $0x0,(%rcx,%rax,1) 11: 0f 85 11 01 00 00 jne 0x128 17: 48 8b 43 10 mov 0x10(%rbx),%rax 1b: 48 39 ea cmp %rbp,%rdx 1e: 77 1a ja 0x3a 20: 48 39 e8 cmp %rbp,%rax 23: 76 15 jbe 0x3a 25: 4a 8d 4c 35 00 lea 0x0(%rbp,%r14,1),%rcx 2a:* 48 39 c8 cmp %rcx,%rax <-- trapping instruction 2d: 0f 93 c0 setae %al 30: 48 39 ca cmp %rcx,%rdx 33: 0f 92 c2 setb %dl 36: 20 d0 and %dl,%al 38: 75 38 jne 0x72 3a: 48 8d 7b 28 lea 0x28(%rbx),%rdi 3e: 48 rex.W 3f: 8d .byte 0x8d Code starting with the faulting instruction =========================================== 0: 48 39 c8 cmp %rcx,%rax 3: 0f 93 c0 setae %al 6: 48 39 ca cmp %rcx,%rdx 9: 0f 92 c2 setb %dl c: 20 d0 and %dl,%al e: 75 38 jne 0x48 10: 48 8d 7b 28 lea 0x28(%rbx),%rdi 14: 48 rex.W 15: 8d .byte 0x8d [ 27.498861][ C0] RSP: 0018:ffa00000032d70c0 EFLAGS: 00000206 [ 27.498862][ C0] RAX: ffa00000032d8000 RBX: ffa00000032d71e8 RCX: ffa00000032d7a68 [ 27.498863][ C0] RDX: ffa00000032d0000 RSI: ffa00000032d7a60 RDI: ffa00000032d71f8 [ 27.498864][ C0] RBP: ffa00000032d7a60 R08: ffffffff8feef2bc R09: ffffffff8fc72da4 [ 27.498864][ C0] R10: ffffffff8be24a6a R11: 0000000000000000 R12: ffa00000032d7a60 [ 27.498865][ C0] R13: ffa00000032d71e8 R14: 0000000000000008 R15: ffffffff8c13cfe0 [ 27.498866][ C0] ? fuse_chan_send (fs/fuse/dev.c:850) [ 27.498868][ C0] ? vfs_open (fs/open.c:1101) [ 27.498870][ C0] unwind_next_frame (arch/x86/kernel/unwind_orc.c:419 arch/x86/kernel/unwind_orc.c:677) [ 27.498872][ C0] ? do_dentry_open (fs/open.c:996) [ 27.498874][ C0] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 27.498876][ C0] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 27.498877][ C0] ? write_profile (profile.c:?) [ 27.498879][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 27.498880][ C0] ? ovl_llseek (fs/overlayfs/file.c:255) [ 27.498882][ C0] ? vfs_open (fs/open.c:1101) [ 27.498883][ C0] stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 27.498885][ C0] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 27.498886][ C0] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 27.498888][ C0] ? fuse_chan_send (fs/fuse/dev.c:850) [ 27.498889][ C0] ? kasan_save_stack (mm/kasan/common.c:58) [ 27.498891][ C0] kasan_save_stack (mm/kasan/common.c:57) [ 27.498892][ C0] ? kasan_save_stack (mm/kasan/common.c:57) [ 27.498893][ C0] ? kasan_save_track (mm/kasan/common.c:78) [ 27.498894][ C0] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 27.498895][ C0] ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 27.498896][ C0] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 27.498897][ C0] ? fuse_chan_send (fs/fuse/dev.c:850) [ 27.498899][ C0] ? fuse_send_open (fs/fuse/fuse_i.h:1012 fs/fuse/file.c:51) [ 27.498900][ C0] ? fuse_file_open (fs/fuse/file.c:162) [ 27.498901][ C0] ? fuse_open (fs/fuse/file.c:192 fs/fuse/file.c:281) [ 27.498902][ C0] ? do_dentry_open (fs/open.c:996) [ 27.498904][ C0] ? vfs_open (fs/open.c:1101) [ 27.498905][ C0] ? backing_file_open (fs/backing-file.c:48) [ 27.498907][ C0] ? ovl_open_realfile (fs/overlayfs/file.c:51 (discriminator 1)) [ 27.498908][ C0] ? ovl_open (fs/overlayfs/file.c:222) [ 27.498909][ C0] ? do_dentry_open (fs/open.c:996) [ 27.498914][ C0] kasan_save_track (mm/kasan/common.c:78) [ 27.498915][ C0] kasan_save_free_info (mm/kasan/generic.c:584) [ 27.498916][ C0] __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 27.498918][ C0] kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 27.498920][ C0] fuse_chan_send (fs/fuse/dev.c:850) [ 27.498922][ C0] fuse_send_open (fs/fuse/fuse_i.h:1012 fs/fuse/file.c:51) [ 27.498924][ C0] ? fuse_folios_need_send (fs/fuse/file.c:2205) [ 27.498927][ C0] ? __init_waitqueue_head (kernel/sched/wait.c:13) [ 27.498928][ C0] ? fuse_file_alloc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2031 fs/fuse/file.c:76) [ 27.498930][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.498931][ C0] fuse_file_open (fs/fuse/file.c:162) [ 27.498933][ C0] fuse_open (fs/fuse/file.c:192 fs/fuse/file.c:281) [ 27.498935][ C0] ? fuse_finish_open (fs/fuse/file.c:232) [ 27.498936][ C0] do_dentry_open (fs/open.c:996) [ 27.498939][ C0] vfs_open (fs/open.c:1101) [ 27.498940][ C0] ? 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) [ 27.498942][ C0] backing_file_open (fs/backing-file.c:48) [ 27.498944][ C0] ? ns_capable (kernel/capability.c:342 (discriminator 8) kernel/capability.c:363 (discriminator 8)) [ 27.498946][ C0] ovl_open_realfile (fs/overlayfs/file.c:51 (discriminator 1)) [ 27.498948][ C0] ovl_open (fs/overlayfs/file.c:222) [ 27.498949][ C0] ? ovl_llseek (fs/overlayfs/file.c:255) [ 27.498951][ C0] ? 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) [ 27.498952][ C0] ? ovl_llseek (fs/overlayfs/file.c:255) [ 27.498954][ C0] do_dentry_open (fs/open.c:996) [ 27.498956][ C0] ? inode_permission (fs/namei.c:583 fs/namei.c:653) [ 27.498958][ C0] vfs_open (fs/open.c:1101) [ 27.498959][ C0] ? security_inode_permission (security/security.c:1842 (discriminator 11)) [ 27.498960][ C0] ? may_open (fs/namei.c:4269) [ 27.498962][ C0] do_open (fs/namei.c:4837) [ 27.498964][ C0] ? open_last_lookups (fs/namei.c:4719 fs/namei.c:4750) [ 27.498966][ C0] path_openat (fs/namei.c:5000) [ 27.498967][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.498968][ C0] ? kernel_tmpfile_open (fs/namei.c:4942) [ 27.498970][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498972][ C0] do_file_open (fs/namei.c:5029) [ 27.498973][ C0] ? path_openat (./include/linux/mount.h:68 (discriminator 3)) [ 27.498974][ C0] ? __kernel_text_address (kernel/extable.c:79) [ 27.498975][ C0] ? write_profile (profile.c:?) [ 27.498977][ C0] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.498981][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.498983][ C0] do_open_execat (fs/exec.c:786) [ 27.498984][ C0] ? count.constprop.0.isra.0 (./include/linux/signal.h:87) [ 27.498986][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.498988][ C0] alloc_bprm (fs/exec.c:1496) [ 27.498990][ C0] do_execveat_common.isra.0 (fs/exec.c:1561 fs/exec.c:1898) [ 27.498992][ C0] __x64_sys_execve (fs/exec.c:2018 (discriminator 2) fs/exec.c:2012 (discriminator 2) fs/exec.c:2012 (discriminator 2)) [ 27.498993][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.498995][ C0] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.498997][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.498998][ C0] RIP: 0033:0x7f65b00a7f4b [ 27.498999][ C0] Code: 0f 1e fa 48 8b 05 75 e0 12 00 48 8b 10 e9 0d 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d de 12 00 f7 d8 64 89 01 48 All code ======== 0: 0f 1e fa nop %edx 3: 48 8b 05 75 e0 12 00 mov 0x12e075(%rip),%rax # 0x12e07f a: 48 8b 10 mov (%rax),%rdx d: e9 0d 00 00 00 jmp 0x1f 12: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 19: 00 00 00 1c: 0f 1f 00 nopl (%rax) 1f: f3 0f 1e fa endbr64 23: b8 3b 00 00 00 mov $0x3b,%eax 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 7d de 12 00 mov 0x12de7d(%rip),%rcx # 0x12deb7 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 7d de 12 00 mov 0x12de7d(%rip),%rcx # 0x12de8d 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 27.499000][ C0] RSP: 002b:00007ffe502fe398 EFLAGS: 00000206 ORIG_RAX: 000000000000003b [ 27.499001][ C0] RAX: ffffffffffffffda RBX: 000055a4eb774b00 RCX: 00007f65b00a7f4b [ 27.499002][ C0] RDX: 000055a4eb775b20 RSI: 000055a4eb76dec0 RDI: 000055a4eb774b00 [ 27.499002][ C0] RBP: 00007ffe502fe480 R08: 000055a4eb7667b0 R09: 0000000000000020 [ 27.499003][ C0] R10: 0000000000000020 R11: 0000000000000206 R12: 000055a4eb774b00 Finger prints: __irq_exit_rcu:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable