[ 13.093195][ C3] [ 13.093350][ C3] ================================ [ 13.093553][ C3] WARNING: inconsistent lock state [ 13.093752][ C3] 6.15.0-virtme #1 Not tainted [ 13.093955][ C3] -------------------------------- [ 13.094158][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.094414][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.094673][ C3] ffffffffb49c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.095039][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.095248][ C3] __lock_acquire+0x20b/0x7e0 [ 13.095455][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.095657][ C3] _raw_spin_lock+0x33/0x40 [ 13.095873][ C3] simple_pin_fs+0x24/0x150 [ 13.096074][ C3] start_creating.part.0+0x52/0x310 [ 13.096279][ C3] debugfs_create_dir+0x6a/0x540 [ 13.096484][ C3] component_debug_init+0x17/0x30 [ 13.096687][ C3] do_one_initcall+0x8f/0x1e0 [ 13.096905][ C3] do_initcalls+0x176/0x280 [ 13.097112][ C3] kernel_init_freeable+0x22d/0x300 [ 13.097317][ C3] kernel_init+0x20/0x200 [ 13.097532][ C3] ret_from_fork+0x240/0x320 [ 13.097740][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.097945][ C3] irq event stamp: 182350 [ 13.098103][ C3] hardirqs last enabled at (182350): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.098510][ C3] hardirqs last disabled at (182349): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.098917][ C3] softirqs last enabled at (181954): [] handle_softirqs+0x358/0x620 [ 13.099277][ C3] softirqs last disabled at (181985): [] __irq_exit_rcu+0xfa/0x160 [ 13.099635][ C3] [ 13.099635][ C3] other info that might help us debug this: [ 13.099937][ C3] Possible unsafe locking scenario: [ 13.099937][ C3] [ 13.100241][ C3] CPU0 [ 13.100394][ C3] ---- [ 13.100544][ C3] lock(pin_fs_lock); [ 13.100698][ C3] [ 13.100848][ C3] lock(pin_fs_lock); [ 13.101005][ C3] [ 13.101005][ C3] *** DEADLOCK *** [ 13.101005][ C3] [ 13.101302][ C3] 1 lock held by swapper/3/0: [ 13.101502][ C3] #0: ffffffffb47774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.101865][ C3] [ 13.101865][ C3] stack backtrace: [ 13.102114][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.102119][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.102121][ C3] Call Trace: [ 13.102123][ C3] [ 13.102126][ C3] dump_stack_lvl+0x82/0xd0 [ 13.102133][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.102138][ C3] mark_lock_irq+0x343/0x400 [ 13.102142][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.102148][ C3] ? save_trace+0x52/0x170 [ 13.102153][ C3] mark_lock+0x174/0x2f0 [ 13.102156][ C3] mark_usage+0x46/0x150 [ 13.102160][ C3] __lock_acquire+0x20b/0x7e0 [ 13.102163][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.102168][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.102171][ C3] ? simple_pin_fs+0x24/0x150 [ 13.102174][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.102180][ C3] ? lock_acquire+0x10c/0x170 [ 13.102183][ C3] ? simple_pin_fs+0x24/0x150 [ 13.102187][ C3] _raw_spin_lock+0x33/0x40 [ 13.102190][ C3] ? simple_pin_fs+0x24/0x150 [ 13.102192][ C3] simple_pin_fs+0x24/0x150 [ 13.102195][ C3] debugfs_remove+0x35/0x70 [ 13.102199][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.102205][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.102208][ C3] ? __sk_destruct+0x383/0x780 [ 13.102215][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.102218][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.102220][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.102224][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.102229][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.102234][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.102237][ C3] ? default_idle+0x9/0x10 [ 13.102240][ C3] ? default_idle_call+0x6d/0xb0 [ 13.102242][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.102247][ C3] ? do_idle+0xf6/0x160 [ 13.102250][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.102253][ C3] ? start_secondary+0x213/0x2a0 [ 13.102258][ C3] ? common_startup_64+0x13e/0x148 [ 13.102266][ C3] __put_net+0x19/0x60 [ 13.102272][ C3] __sk_destruct+0x58a/0x780 [ 13.102276][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.102279][ C3] rcu_do_batch+0x34c/0xf20 [ 13.102282][ C3] ? find_held_lock+0x2b/0x80 [ 13.102286][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.102290][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.102293][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.102297][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.102302][ C3] rcu_core+0x2bb/0x500 [ 13.102307][ C3] handle_softirqs+0x218/0x620 [ 13.102313][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.102316][ C3] irq_exit_rcu+0xe/0x30 [ 13.102319][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.102323][ C3] [ 13.102324][ C3] [ 13.102325][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.102328][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.102332][ C3] Code: a2 b4 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 17 0f 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 13.102335][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.102338][ C3] RAX: 000000000002c6df RBX: 1ffff9200002afc1 RCX: ffffffffb37a25d9 [ 13.102341][ C3] RDX: 0000000000000000 RSI: ffffffffb429175c RDI: ffffffffb3a53ca0 [ 13.102342][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.102344][ C3] R10: ffff8880361b37d3 R11: ffffffffb4411288 R12: 0000000000000000 [ 13.102346][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.102349][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.102354][ C3] default_idle+0x9/0x10 [ 13.102357][ C3] default_idle_call+0x6d/0xb0 [ 13.102359][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.102363][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.102367][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.102372][ C3] do_idle+0xf6/0x160 [ 13.102376][ C3] cpu_startup_entry+0x54/0x60 [ 13.102379][ C3] start_secondary+0x213/0x2a0 [ 13.102382][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.102387][ C3] common_startup_64+0x13e/0x148 [ 13.102395][ C3] [ 13.118701][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.119054][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.119372][ C3] preempt_count: 101, expected: 0 [ 13.119564][ C3] RCU nest depth: 0, expected: 0 [ 13.119755][ C3] INFO: lockdep is turned off. [ 13.119948][ C3] Preemption disabled at: [ 13.119950][ C3] [<0000000000000000>] 0x0 [ 13.120285][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.120290][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.120292][ C3] Call Trace: [ 13.120294][ C3] [ 13.120296][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.120304][ C3] __might_resched+0x360/0x5a0 [ 13.120314][ C3] down_write+0x72/0x210 [ 13.120318][ C3] ? __pfx_down_write+0x10/0x10 [ 13.120321][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.120326][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.120333][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.120338][ C3] simple_recursive_removal+0x6a/0x610 [ 13.120341][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.120344][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.120350][ C3] debugfs_remove+0x44/0x70 [ 13.120353][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.120358][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.120361][ C3] ? __sk_destruct+0x383/0x780 [ 13.120366][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.120369][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.120372][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.120377][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.120382][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.120386][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.120389][ C3] ? default_idle+0x9/0x10 [ 13.120392][ C3] ? default_idle_call+0x6d/0xb0 [ 13.120395][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.120399][ C3] ? do_idle+0xf6/0x160 [ 13.120401][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.120404][ C3] ? start_secondary+0x213/0x2a0 [ 13.120409][ C3] ? common_startup_64+0x13e/0x148 [ 13.120416][ C3] __put_net+0x19/0x60 [ 13.120421][ C3] __sk_destruct+0x58a/0x780 [ 13.120425][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.120428][ C3] rcu_do_batch+0x34c/0xf20 [ 13.120431][ C3] ? find_held_lock+0x2b/0x80 [ 13.120436][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.120440][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.120445][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.120449][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.120454][ C3] rcu_core+0x2bb/0x500 [ 13.120458][ C3] handle_softirqs+0x218/0x620 [ 13.120464][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.120467][ C3] irq_exit_rcu+0xe/0x30 [ 13.120471][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.120474][ C3] [ 13.120475][ C3] [ 13.120477][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.120479][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.120483][ C3] Code: a2 b4 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 17 0f 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 13.120486][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.120489][ C3] RAX: 000000000002c6df RBX: 1ffff9200002afc1 RCX: ffffffffb37a25d9 [ 13.120491][ C3] RDX: 0000000000000000 RSI: ffffffffb429175c RDI: ffffffffb3a53ca0 [ 13.120493][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.120494][ C3] R10: ffff8880361b37d3 R11: ffffffffb4411288 R12: 0000000000000000 [ 13.120496][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.120500][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.120504][ C3] default_idle+0x9/0x10 [ 13.120507][ C3] default_idle_call+0x6d/0xb0 [ 13.120509][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.120513][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.120517][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.120522][ C3] do_idle+0xf6/0x160 [ 13.120525][ C3] cpu_startup_entry+0x54/0x60 [ 13.120529][ C3] start_secondary+0x213/0x2a0 [ 13.120532][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.120536][ C3] common_startup_64+0x13e/0x148 [ 13.120544][ C3]