[ 10.011684][ C0] clocksource: Watchdog remote CPU 2 read timed out [ 10.011920][ C0] [ 10.011922][ C0] ======================================================== [ 10.011923][ C0] WARNING: possible irq lock inversion dependency detected [ 10.011925][ C0] 7.2.0-virtme #1 Tainted: G W [ 10.011927][ C0] -------------------------------------------------------- [ 10.011927][ C0] systemd-sysctl/212 just changed the state of lock: [ 10.011928][ C0] ffffffffb5e9d760 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.011941][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 10.011942][ C0] (fs_reclaim){+.+.}-{0:0} [ 10.011943][ C0] [ 10.011943][ C0] [ 10.011943][ C0] and interrupts could create inverse lock ordering between them. [ 10.011943][ C0] [ 10.011944][ C0] [ 10.011944][ C0] other info that might help us debug this: [ 10.011944][ C0] Possible interrupt unsafe locking scenario: [ 10.011944][ C0] [ 10.011945][ C0] CPU0 CPU1 [ 10.011946][ C0] ---- ---- [ 10.011946][ C0] lock(fs_reclaim); [ 10.011947][ C0] local_irq_disable(); [ 10.011947][ C0] lock(console_owner); [ 10.011948][ C0] lock(fs_reclaim); [ 10.011949][ C0] [ 10.011949][ C0] lock(console_owner); [ 10.011950][ C0] [ 10.011950][ C0] *** DEADLOCK *** [ 10.011950][ C0] [ 10.011951][ C0] locks held by systemd-sysctl/212: 6, last CPU#0: [ 10.011952][ C0] #0: ffffffffb61c5fb8 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x84/0x240 [ 10.011958][ C0] #1: ffffffffb5f94c00 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x17e/0x1ea0 [ 10.011962][ C0] #2: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 10.011967][ C0] #3: ffffffffb5fe29f8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 10.011970][ C0] #4: ffffffffb5f7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.011973][ C0] #5: ffffffffb5f7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.011976][ C0] [ 10.011976][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 10.011980][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 10.011983][ C0] HARDIRQ-ON-W at: [ 10.011984][ C0] __lock_acquire+0x388/0xc20 [ 10.011988][ C0] lock_acquire.part.0+0xd4/0x280 [ 10.011989][ C0] fs_reclaim_acquire+0xd5/0x120 [ 10.011992][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 10.011994][ C0] kthread_create_worker_on_node+0xea/0x210 [ 10.011997][ C0] workqueue_init+0x2a/0x680 [ 10.012001][ C0] kernel_init_freeable+0x2fe/0x630 [ 10.012004][ C0] kernel_init+0x21/0x150 [ 10.012008][ C0] ret_from_fork+0x474/0x6b0 [ 10.012011][ C0] ret_from_fork_asm+0x11/0x20 [ 10.012014][ C0] SOFTIRQ-ON-W at: [ 10.012014][ C0] __lock_acquire+0x388/0xc20 [ 10.012016][ C0] lock_acquire.part.0+0xd4/0x280 [ 10.012017][ C0] fs_reclaim_acquire+0xd5/0x120 [ 10.012019][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 10.012019][ C0] kthread_create_worker_on_node+0xea/0x210 [ 10.012021][ C0] workqueue_init+0x2a/0x680 [ 10.012022][ C0] kernel_init_freeable+0x2fe/0x630 [ 10.012024][ C0] kernel_init+0x21/0x150 [ 10.012025][ C0] ret_from_fork+0x474/0x6b0 [ 10.012026][ C0] ret_from_fork_asm+0x11/0x20 [ 10.012028][ C0] INITIAL USE at: [ 10.012028][ C0] __lock_acquire+0x388/0xc20 [ 10.012030][ C0] lock_acquire.part.0+0xd4/0x280 [ 10.012031][ C0] fs_reclaim_acquire+0xd5/0x120 [ 10.012033][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 10.012034][ C0] kthread_create_worker_on_node+0xea/0x210 [ 10.012035][ C0] workqueue_init+0x2a/0x680 [ 10.012036][ C0] kernel_init_freeable+0x2fe/0x630 [ 10.012038][ C0] kernel_init+0x21/0x150 [ 10.012039][ C0] ret_from_fork+0x474/0x6b0 [ 10.012041][ C0] ret_from_fork_asm+0x11/0x20 [ 10.012042][ C0] } [ 10.012042][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 10.012046][ C0] ... acquired at: [ 10.012047][ C0] __lock_acquire+0x518/0xc20 [ 10.012049][ C0] lock_acquire.part.0+0xd4/0x280 [ 10.012050][ C0] fs_reclaim_acquire+0xd5/0x120 [ 10.012051][ C0] __kmalloc_noprof+0xd3/0x760 [ 10.012052][ C0] alloc_buf.isra.0+0x4b/0x260 [ 10.012056][ C0] put_chars+0x1e1/0x2f0 [ 10.012057][ C0] hvc_console_print+0x292/0x780 [ 10.012060][ C0] console_emit_next_record+0x22f/0x4c0 [ 10.012062][ C0] console_flush_one_record+0x46f/0x710 [ 10.012063][ C0] console_unlock+0xee/0x1f0 [ 10.012065][ C0] vprintk_emit+0x37c/0x3e0 [ 10.012065][ C0] _printk+0xc7/0x100 [ 10.012068][ C0] tun_init+0x24/0xb0 [ 10.012071][ C0] do_one_initcall+0x124/0x4f0 [ 10.012072][ C0] kernel_init_freeable+0x596/0x630 [ 10.012074][ C0] kernel_init+0x21/0x150 [ 10.012075][ C0] ret_from_fork+0x474/0x6b0 [ 10.012076][ C0] ret_from_fork_asm+0x11/0x20 [ 10.012077][ C0] [ 10.012077][ C0] -> (console_owner){..-.}-{0:0} { [ 10.012079][ C0] IN-SOFTIRQ-W at: [ 10.012080][ C0] __lock_acquire+0x388/0xc20 [ 10.012081][ C0] lock_acquire.part.0+0xd4/0x280 [ 10.012083][ C0] console_lock_spinning_enable+0x5c/0x60 [ 10.012084][ C0] console_emit_next_record+0x1d1/0x4c0 [ 10.012086][ C0] console_flush_one_record+0x46f/0x710 [ 10.012087][ C0] console_unlock+0xee/0x1f0 [ 10.012089][ C0] vprintk_emit+0x37c/0x3e0 [ 10.012090][ C0] _printk+0xc7/0x100 [ 10.012091][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 10.012093][ C0] call_timer_fn+0x160/0x4d0 [ 10.012095][ C0] __run_timers+0x68f/0xaa0 [ 10.012097][ C0] run_timer_softirq+0xf0/0x160 [ 10.012098][ C0] handle_softirqs+0x1d3/0x900 [ 10.012100][ C0] __irq_exit_rcu+0x145/0x1c0 [ 10.012102][ C0] irq_exit_rcu+0xe/0x30 [ 10.012103][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 10.012104][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 10.012106][ C0] __orc_find+0x67/0x100 [ 10.012107][ C0] unwind_next_frame+0x272/0x1ea0 [ 10.012108][ C0] arch_stack_walk+0xd7/0x130 [ 10.012110][ C0] stack_trace_save+0x93/0xc0 [ 10.012112][ C0] set_track_prepare+0x62/0x90 [ 10.012114][ C0] free_to_partial_list+0x1c6/0x310 [ 10.012115][ C0] qlist_free_all+0x5c/0x110 [ 10.012117][ C0] kasan_quarantine_reduce+0x196/0x240 [ 10.012118][ C0] __kasan_slab_alloc+0x4b/0x70 [ 10.012120][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 10.012121][ C0] fuse_request_alloc+0x27/0x210 [ 10.012124][ C0] fuse_chan_send+0x78/0x7a0 [ 10.012125][ C0] fuse_flush+0x481/0x660 [ 10.012127][ C0] ovl_flush+0x122/0x230 [ 10.012129][ C0] filp_flush+0xbc/0x140 [ 10.012132][ C0] __x64_sys_close+0x81/0xf0 [ 10.012133][ C0] do_syscall_64+0xff/0x530 [ 10.012136][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.012137][ C0] INITIAL USE at: [ 10.012138][ C0] } [ 10.012138][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 10.012140][ C0] ... acquired at: [ 10.012141][ C0] mark_lock+0x1d7/0xa00 [ 10.012142][ C0] mark_usage+0x42/0x170 [ 10.012143][ C0] __lock_acquire+0x388/0xc20 [ 10.012144][ C0] lock_acquire.part.0+0xd4/0x280 [ 10.012146][ C0] console_lock_spinning_enable+0x5c/0x60 [ 10.012147][ C0] console_emit_next_record+0x1d1/0x4c0 [ 10.012149][ C0] console_flush_one_record+0x46f/0x710 [ 10.012150][ C0] console_unlock+0xee/0x1f0 [ 10.012152][ C0] vprintk_emit+0x37c/0x3e0 [ 10.012153][ C0] _printk+0xc7/0x100 [ 10.012154][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 10.012155][ C0] call_timer_fn+0x160/0x4d0 [ 10.012156][ C0] __run_timers+0x68f/0xaa0 [ 10.012158][ C0] run_timer_softirq+0xf0/0x160 [ 10.012159][ C0] handle_softirqs+0x1d3/0x900 [ 10.012160][ C0] __irq_exit_rcu+0x145/0x1c0 [ 10.012162][ C0] irq_exit_rcu+0xe/0x30 [ 10.012163][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 10.012164][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 10.012165][ C0] __orc_find+0x67/0x100 [ 10.012166][ C0] unwind_next_frame+0x272/0x1ea0 [ 10.012167][ C0] arch_stack_walk+0xd7/0x130 [ 10.012168][ C0] stack_trace_save+0x93/0xc0 [ 10.012169][ C0] set_track_prepare+0x62/0x90 [ 10.012170][ C0] free_to_partial_list+0x1c6/0x310 [ 10.012172][ C0] qlist_free_all+0x5c/0x110 [ 10.012173][ C0] kasan_quarantine_reduce+0x196/0x240 [ 10.012174][ C0] __kasan_slab_alloc+0x4b/0x70 [ 10.012175][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 10.012176][ C0] fuse_request_alloc+0x27/0x210 [ 10.012178][ C0] fuse_chan_send+0x78/0x7a0 [ 10.012179][ C0] fuse_flush+0x481/0x660 [ 10.012180][ C0] ovl_flush+0x122/0x230 [ 10.012181][ C0] filp_flush+0xbc/0x140 [ 10.012183][ C0] __x64_sys_close+0x81/0xf0 [ 10.012184][ C0] do_syscall_64+0xff/0x530 [ 10.012185][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.012186][ C0] [ 10.012186][ C0] [ 10.012186][ C0] stack backtrace: [ 10.012189][ C0] CPU: 0 UID: 0 PID: 212 Comm: systemd-sysctl Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.012192][ C0] Tainted: [W]=WARN [ 10.012193][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.012194][ C0] Call Trace: [ 10.012195][ C0] [ 10.012197][ C0] dump_stack_lvl+0x6f/0xa0 [ 10.012201][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 10.012204][ C0] mark_lock_irq+0x989/0x9c0 [ 10.012205][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 10.012208][ C0] mark_lock+0x1d7/0xa00 [ 10.012210][ C0] mark_usage+0x42/0x170 [ 10.012211][ C0] __lock_acquire+0x388/0xc20 [ 10.012213][ C0] lock_acquire.part.0+0xd4/0x280 [ 10.012215][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 10.012217][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012219][ C0] ? lock_acquire+0x13c/0x160 [ 10.012221][ C0] console_lock_spinning_enable+0x5c/0x60 [ 10.012223][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 10.012224][ C0] console_emit_next_record+0x1d1/0x4c0 [ 10.012226][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 10.012228][ C0] ? console_flush_one_record+0x106/0x710 [ 10.012230][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012231][ C0] ? lock_acquire+0x13c/0x160 [ 10.012233][ C0] console_flush_one_record+0x46f/0x710 [ 10.012235][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 10.012237][ C0] ? __lock_acquire+0x518/0xc20 [ 10.012239][ C0] console_unlock+0xee/0x1f0 [ 10.012241][ C0] ? console_flush_one_record+0x710/0x710 [ 10.012243][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012244][ C0] ? lock_acquire+0xe0/0x160 [ 10.012246][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.012248][ C0] ? vprintk_emit+0x320/0x3e0 [ 10.012249][ C0] vprintk_emit+0x37c/0x3e0 [ 10.012250][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 10.012252][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 10.012254][ C0] _printk+0xc7/0x100 [ 10.012256][ C0] ? snapshot_read.cold+0x21/0x21 [ 10.012257][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 10.012259][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 10.012261][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 10.012263][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 10.012264][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 10.012266][ C0] call_timer_fn+0x160/0x4d0 [ 10.012268][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 10.012270][ C0] ? debug_object_active_state+0x430/0x430 [ 10.012272][ C0] ? find_held_lock+0x2b/0x80 [ 10.012274][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 10.012275][ C0] ? mark_held_locks+0x40/0x70 [ 10.012277][ C0] __run_timers+0x68f/0xaa0 [ 10.012279][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 10.012281][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 10.012283][ C0] ? __lock_acquire+0x518/0xc20 [ 10.012286][ C0] ? __rwlock_init+0x150/0x150 [ 10.012288][ C0] run_timer_softirq+0xf0/0x160 [ 10.012290][ C0] ? __run_timers+0xaa0/0xaa0 [ 10.012292][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012293][ C0] handle_softirqs+0x1d3/0x900 [ 10.012295][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 10.012297][ C0] ? _local_bh_enable+0xc0/0xc0 [ 10.012298][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 10.012300][ C0] __irq_exit_rcu+0x145/0x1c0 [ 10.012302][ C0] irq_exit_rcu+0xe/0x30 [ 10.012303][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 10.012304][ C0] [ 10.012305][ C0] [ 10.012306][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 10.012307][ C0] RIP: 0010:__orc_find+0x67/0x100 [ 10.012310][ C0] Code: 4c 8d 42 04 49 89 d3 4d 39 c1 72 4d 4c 89 ca 4c 29 c2 48 89 d1 48 c1 ea 3f 48 c1 f9 02 48 01 ca 48 d1 fa 49 8d 14 90 48 89 d1 <48> c1 e9 03 0f b6 3c 01 48 89 d1 83 e1 07 83 c1 03 40 38 f9 7c 05 [ 10.012311][ C0] RSP: 0018:ffa00000006b7840 EFLAGS: 00000213 [ 10.012313][ C0] RAX: dffffc0000000000 RBX: ffffffffb6cea2c6 RCX: ffffffffb6a6f874 [ 10.012315][ C0] RDX: ffffffffb6a6f874 RSI: ffffffffb6a6f838 RDI: 0000000000000000 [ 10.012315][ C0] RBP: 0000000000000001 R08: ffffffffb6a6f86c R09: ffffffffb6a6f880 [ 10.012316][ C0] R10: ffffffffb2bdcfaa R11: ffffffffb6a6f868 R12: ffa00000006b79d8 [ 10.012317][ C0] R13: ffa00000006b7980 R14: ff1100000f4823c0 R15: ff11000001041bc0 [ 10.012318][ C0] ? __kasan_slab_alloc+0x4a/0x70 [ 10.012320][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012322][ C0] unwind_next_frame+0x272/0x1ea0 [ 10.012323][ C0] ? __kasan_slab_alloc+0x4b/0x70 [ 10.012325][ C0] ? stack_access_ok+0x1e0/0x1e0 [ 10.012326][ C0] ? __unwind_start+0x42e/0x900 [ 10.012328][ C0] ? write_profile+0xf0/0xf0 [ 10.012330][ C0] arch_stack_walk+0xd7/0x130 [ 10.012331][ C0] ? __kasan_slab_alloc+0x4b/0x70 [ 10.012333][ C0] stack_trace_save+0x93/0xc0 [ 10.012334][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 10.012337][ C0] set_track_prepare+0x62/0x90 [ 10.012338][ C0] ? kasan_quarantine_reduce+0x196/0x240 [ 10.012340][ C0] ? __kasan_slab_alloc+0x4b/0x70 [ 10.012342][ C0] free_to_partial_list+0x1c6/0x310 [ 10.012343][ C0] ? qlist_free_all+0x57/0x110 [ 10.012345][ C0] qlist_free_all+0x5c/0x110 [ 10.012347][ C0] kasan_quarantine_reduce+0x196/0x240 [ 10.012349][ C0] __kasan_slab_alloc+0x4b/0x70 [ 10.012350][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 10.012351][ C0] ? fuse_request_alloc+0x27/0x210 [ 10.012354][ C0] fuse_request_alloc+0x27/0x210 [ 10.012355][ C0] fuse_chan_send+0x78/0x7a0 [ 10.012357][ C0] fuse_flush+0x481/0x660 [ 10.012359][ C0] ? fuse_release+0x230/0x230 [ 10.012360][ C0] ? ovl_verify_lowerdata+0xda/0x6e0 [ 10.012363][ C0] ? validate_chain+0x38b/0xc20 [ 10.012364][ C0] ? ovl_path_next+0x750/0x750 [ 10.012367][ C0] ? ovl_real_file+0x172/0x1e0 [ 10.012368][ C0] ? find_held_lock+0x2b/0x80 [ 10.012369][ C0] ? ovl_fsync+0x2f0/0x2f0 [ 10.012371][ C0] ovl_flush+0x122/0x230 [ 10.012373][ C0] filp_flush+0xbc/0x140 [ 10.012375][ C0] __x64_sys_close+0x81/0xf0 [ 10.012376][ C0] do_syscall_64+0xff/0x530 [ 10.012378][ C0] ? exc_page_fault+0xee/0x100 [ 10.012379][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.012381][ C0] RIP: 0033:0x7fb5c924ff8b [ 10.012383][ C0] Code: 0f 1e fa 55 48 63 ff 45 31 c9 45 31 c0 31 c9 48 89 e5 48 83 ec 08 6a 01 e8 e2 55 f8 ff c9 c3 f3 0f 1e fa b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 48 8b 15 39 4e 10 00 f7 d8 [ 10.012384][ C0] RSP: 002b:00007fff9a5e9c38 EFLAGS: 00000297 ORIG_RAX: 0000000000000003 [ 10.012386][ C0] RAX: ffffffffffffffda RBX: 000055f354011380 RCX: 00007fb5c924ff8b [ 10.012387][ C0] RDX: 00007fb5c9353ec0 RSI: 42e0f3d8a4af01ad RDI: 0000000000000003 [ 10.012387][ C0] RBP: 00007fff9a5e9c70 R08: 000055f3540100a0 R09: 0000000000000030 [ 10.012388][ C0] R10: 0000000000000031 R11: 0000000000000297 R12: 00007fb5c9354010 [ 10.012389][ C0] R13: 0000000000000000 R14: 000055f354011380 R15: 000055f3401bdd50 [ 10.012391][ C0] [ 10.012394][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.012396][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 212, name: systemd-sysctl [ 10.012397][ C0] preempt_count: 102, expected: 0 [ 10.012398][ C0] RCU nest depth: 1, expected: 0 [ 10.012398][ C0] INFO: lockdep is turned off. [ 10.012399][ C0] irq event stamp: 59921 [ 10.012399][ C0] hardirqs last enabled at (59920): [] __down_trylock_console_sem+0x86/0xa0 [ 10.012402][ C0] hardirqs last disabled at (59921): [] console_emit_next_record+0x3d4/0x4c0 [ 10.012404][ C0] softirqs last enabled at (59254): [] handle_softirqs+0x67c/0x900 [ 10.012405][ C0] softirqs last disabled at (59907): [] __irq_exit_rcu+0x145/0x1c0 [ 10.012407][ C0] Preemption disabled at: [ 10.012408][ C0] [] handle_softirqs+0xf6/0x900 [ 10.012410][ C0] CPU: 0 UID: 0 PID: 212 Comm: systemd-sysctl Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.012412][ C0] Tainted: [W]=WARN [ 10.012412][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.012413][ C0] Call Trace: [ 10.012413][ C0] [ 10.012414][ C0] dump_stack_lvl+0x6f/0xa0 [ 10.012416][ C0] ? handle_softirqs+0xf6/0x900 [ 10.012417][ C0] __might_resched.cold+0x1fe/0x2c1 [ 10.012420][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.012423][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012424][ C0] __kmalloc_noprof+0x443/0x760 [ 10.012425][ C0] ? __rwlock_init+0x150/0x150 [ 10.012427][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 10.012429][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 10.012431][ C0] alloc_buf.isra.0+0x4b/0x260 [ 10.012433][ C0] put_chars+0x1e1/0x2f0 [ 10.012435][ C0] ? __send_to_port+0x420/0x420 [ 10.012436][ C0] ? mark_lock+0x1d7/0xa00 [ 10.012438][ C0] hvc_console_print+0x292/0x780 [ 10.012441][ C0] ? hvc_write+0x3a0/0x3a0 [ 10.012443][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012444][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012446][ C0] console_emit_next_record+0x22f/0x4c0 [ 10.012448][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 10.012450][ C0] ? console_flush_one_record+0x106/0x710 [ 10.012451][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012453][ C0] ? lock_acquire+0x13c/0x160 [ 10.012454][ C0] console_flush_one_record+0x46f/0x710 [ 10.012457][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 10.012458][ C0] ? __lock_acquire+0x518/0xc20 [ 10.012461][ C0] console_unlock+0xee/0x1f0 [ 10.012463][ C0] ? console_flush_one_record+0x710/0x710 [ 10.012464][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012465][ C0] ? lock_acquire+0xe0/0x160 [ 10.012467][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.012469][ C0] ? vprintk_emit+0x320/0x3e0 [ 10.012470][ C0] vprintk_emit+0x37c/0x3e0 [ 10.012471][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 10.012473][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 10.012475][ C0] _printk+0xc7/0x100 [ 10.012476][ C0] ? snapshot_read.cold+0x21/0x21 [ 10.012478][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 10.012480][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 10.012482][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 10.012483][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 10.012485][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 10.012486][ C0] call_timer_fn+0x160/0x4d0 [ 10.012488][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 10.012490][ C0] ? debug_object_active_state+0x430/0x430 [ 10.012492][ C0] ? find_held_lock+0x2b/0x80 [ 10.012493][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 10.012495][ C0] ? mark_held_locks+0x40/0x70 [ 10.012497][ C0] __run_timers+0x68f/0xaa0 [ 10.012498][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 10.012501][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 10.012502][ C0] ? __lock_acquire+0x518/0xc20 [ 10.012505][ C0] ? __rwlock_init+0x150/0x150 [ 10.012507][ C0] run_timer_softirq+0xf0/0x160 [ 10.012509][ C0] ? __run_timers+0xaa0/0xaa0 [ 10.012511][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012512][ C0] handle_softirqs+0x1d3/0x900 [ 10.012514][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 10.012516][ C0] ? _local_bh_enable+0xc0/0xc0 [ 10.012517][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 10.012519][ C0] __irq_exit_rcu+0x145/0x1c0 [ 10.012521][ C0] irq_exit_rcu+0xe/0x30 [ 10.012522][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 10.012523][ C0] [ 10.012524][ C0] [ 10.012524][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 10.012526][ C0] RIP: 0010:__orc_find+0x67/0x100 [ 10.012527][ C0] Code: 4c 8d 42 04 49 89 d3 4d 39 c1 72 4d 4c 89 ca 4c 29 c2 48 89 d1 48 c1 ea 3f 48 c1 f9 02 48 01 ca 48 d1 fa 49 8d 14 90 48 89 d1 <48> c1 e9 03 0f b6 3c 01 48 89 d1 83 e1 07 83 c1 03 40 38 f9 7c 05 [ 10.012528][ C0] RSP: 0018:ffa00000006b7840 EFLAGS: 00000213 [ 10.012529][ C0] RAX: dffffc0000000000 RBX: ffffffffb6cea2c6 RCX: ffffffffb6a6f874 [ 10.012530][ C0] RDX: ffffffffb6a6f874 RSI: ffffffffb6a6f838 RDI: 0000000000000000 [ 10.012531][ C0] RBP: 0000000000000001 R08: ffffffffb6a6f86c R09: ffffffffb6a6f880 [ 10.012531][ C0] R10: ffffffffb2bdcfaa R11: ffffffffb6a6f868 R12: ffa00000006b79d8 [ 10.012532][ C0] R13: ffa00000006b7980 R14: ff1100000f4823c0 R15: ff11000001041bc0 [ 10.012533][ C0] ? __kasan_slab_alloc+0x4a/0x70 [ 10.012536][ C0] ? rcu_is_watching+0x16/0xd0 [ 10.012537][ C0] unwind_next_frame+0x272/0x1ea0 [ 10.012538][ C0] ? __kasan_slab_alloc+0x4b/0x70 [ 10.012540][ C0] ? stack_access_ok+0x1e0/0x1e0 [ 10.012541][ C0] ? __unwind_start+0x42e/0x900 [ 10.012543][ C0] ? write_profile+0xf0/0xf0 [ 10.012544][ C0] arch_stack_walk+0xd7/0x130 [ 10.012546][ C0] ? __kasan_slab_alloc+0x4b/0x70 [ 10.012548][ C0] stack_trace_save+0x93/0xc0 [ 10.012549][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 10.012551][ C0] set_track_prepare+0x62/0x90 [ 10.012553][ C0] ? kasan_quarantine_reduce+0x196/0x240 [ 10.012556][ C0] ? __kasan_slab_alloc+0x4b/0x70 [ 10.012558][ C0] free_to_partial_list+0x1c6/0x310 [ 10.012560][ C0] ? qlist_free_all+0x57/0x110 [ 10.012562][ C0] qlist_free_all+0x5c/0x110 [ 10.012564][ C0] kasan_quarantine_reduce+0x196/0x240 [ 10.012565][ C0] __kasan_slab_alloc+0x4b/0x70 [ 10.012567][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 10.012568][ C0] ? fuse_request_alloc+0x27/0x210 [ 10.012570][ C0] fuse_request_alloc+0x27/0x210 [ 10.012572][ C0] fuse_chan_send+0x78/0x7a0 [ 10.012574][ C0] fuse_flush+0x481/0x660 [ 10.012576][ C0] ? fuse_release+0x230/0x230 [ 10.012577][ C0] ? ovl_verify_lowerdata+0xda/0x6e0 [ 10.012579][ C0] ? validate_chain+0x38b/0xc20 [ 10.012580][ C0] ? ovl_path_next+0x750/0x750 [ 10.012583][ C0] ? ovl_real_file+0x172/0x1e0 [ 10.012584][ C0] ? find_held_lock+0x2b/0x80 [ 10.012585][ C0] ? ovl_fsync+0x2f0/0x2f0 [ 10.012587][ C0] ovl_flush+0x122/0x230 [ 10.012589][ C0] filp_flush+0xbc/0x140 [ 10.012591][ C0] __x64_sys_close+0x81/0xf0 [ 10.012592][ C0] do_syscall_64+0xff/0x530 [ 10.012594][ C0] ? exc_page_fault+0xee/0x100 [ 10.012595][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.012596][ C0] RIP: 0033:0x7fb5c924ff8b [ 10.012597][ C0] Code: 0f 1e fa 55 48 63 ff 45 31 c9 45 31 c0 31 c9 48 89 e5 48 83 ec 08 6a 01 e8 e2 55 f8 ff c9 c3 f3 0f 1e fa b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 48 8b 15 39 4e 10 00 f7 d8 [ 10.012598][ C0] RSP: 002b:00007fff9a5e9c38 EFLAGS: 00000297 ORIG_RAX: 0000000000000003 [ 10.012599][ C0] RAX: ffffffffffffffda RBX: 000055f354011380 RCX: 00007fb5c924ff8b [ 10.012600][ C0] RDX: 00007fb5c9353ec0 RSI: 42e0f3d8a4af01ad RDI: 0000000000000003 [ 10.012600][ C0] RBP: 00007fff9a5e9c70 R08: 000055f3540100a0 R09: 0000000000000030 [ 10.012601][ C0] R10: 0000000000000031 R11: 0000000000000297 R12: 00007fb5c9354010 [ 10.012602][ C0] R13: 0000000000000000 R14: 000055f354011380 R15: 000055f3401bdd50 [ 10.012604][ C0]