[ 14.503616][ C3] [ 14.503767][ C3] ================================ [ 14.503955][ C3] WARNING: inconsistent lock state [ 14.504141][ C3] 6.15.0-virtme #1 Not tainted [ 14.504342][ C3] -------------------------------- [ 14.504532][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 14.504768][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 14.505033][ C3] ffffffff977c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 14.505379][ C3] {SOFTIRQ-ON-W} state was registered at: [ 14.505571][ C3] __lock_acquire+0x20b/0x7e0 [ 14.505770][ C3] lock_acquire.part.0+0xb6/0x240 [ 14.505963][ C3] _raw_spin_lock+0x33/0x40 [ 14.506159][ C3] simple_pin_fs+0x24/0x150 [ 14.506349][ C3] start_creating.part.0+0x52/0x310 [ 14.506544][ C3] debugfs_create_dir+0x6a/0x540 [ 14.506738][ C3] component_debug_init+0x17/0x30 [ 14.506933][ C3] do_one_initcall+0x8f/0x1e0 [ 14.507123][ C3] do_initcalls+0x176/0x280 [ 14.507315][ C3] kernel_init_freeable+0x22d/0x300 [ 14.507508][ C3] kernel_init+0x20/0x200 [ 14.507701][ C3] ret_from_fork+0x240/0x320 [ 14.507917][ C3] ret_from_fork_asm+0x1a/0x30 [ 14.508111][ C3] irq event stamp: 244060 [ 14.508259][ C3] hardirqs last enabled at (244060): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.508647][ C3] hardirqs last disabled at (244059): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 14.509061][ C3] softirqs last enabled at (243778): [] handle_softirqs+0x358/0x620 [ 14.509405][ C3] softirqs last disabled at (243785): [] __irq_exit_rcu+0xfa/0x160 [ 14.509744][ C3] [ 14.509744][ C3] other info that might help us debug this: [ 14.510053][ C3] Possible unsafe locking scenario: [ 14.510053][ C3] [ 14.510355][ C3] CPU0 [ 14.510500][ C3] ---- [ 14.510655][ C3] lock(pin_fs_lock); [ 14.510802][ C3] [ 14.510954][ C3] lock(pin_fs_lock); [ 14.511103][ C3] [ 14.511103][ C3] *** DEADLOCK *** [ 14.511103][ C3] [ 14.511398][ C3] 1 lock held by swapper/3/0: [ 14.511602][ C3] #0: ffffffff975774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 14.511951][ C3] [ 14.511951][ C3] stack backtrace: [ 14.512196][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 14.512201][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.512204][ C3] Call Trace: [ 14.512206][ C3] [ 14.512208][ C3] dump_stack_lvl+0x82/0xd0 [ 14.512215][ C3] print_usage_bug.part.0+0x25f/0x360 [ 14.512220][ C3] mark_lock_irq+0x343/0x400 [ 14.512225][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 14.512230][ C3] ? save_trace+0x52/0x170 [ 14.512234][ C3] mark_lock+0x174/0x2f0 [ 14.512238][ C3] mark_usage+0x46/0x150 [ 14.512242][ C3] __lock_acquire+0x20b/0x7e0 [ 14.512245][ C3] ? __lock_acquire+0x44d/0x7e0 [ 14.512250][ C3] lock_acquire.part.0+0xb6/0x240 [ 14.512253][ C3] ? simple_pin_fs+0x24/0x150 [ 14.512257][ C3] ? rcu_is_watching+0x12/0xc0 [ 14.512261][ C3] ? lock_acquire+0x10c/0x170 [ 14.512264][ C3] ? simple_pin_fs+0x24/0x150 [ 14.512268][ C3] _raw_spin_lock+0x33/0x40 [ 14.512272][ C3] ? simple_pin_fs+0x24/0x150 [ 14.512274][ C3] simple_pin_fs+0x24/0x150 [ 14.512277][ C3] debugfs_remove+0x35/0x70 [ 14.512281][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 14.512287][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 14.512290][ C3] ? __sk_destruct+0x383/0x780 [ 14.512295][ C3] ? rcu_do_batch+0x34c/0xf20 [ 14.512298][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 14.512300][ C3] ? irq_exit_rcu+0xe/0x30 [ 14.512305][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.512309][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.512313][ C3] ? pv_native_safe_halt+0xf/0x20 [ 14.512316][ C3] ? default_idle+0x9/0x10 [ 14.512319][ C3] ? default_idle_call+0x6d/0xb0 [ 14.512321][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 14.512326][ C3] ? do_idle+0xf6/0x160 [ 14.512328][ C3] ? cpu_startup_entry+0x54/0x60 [ 14.512331][ C3] ? start_secondary+0x213/0x2a0 [ 14.512335][ C3] ? common_startup_64+0x13e/0x148 [ 14.512342][ C3] __put_net+0x19/0x60 [ 14.512346][ C3] __sk_destruct+0x58a/0x780 [ 14.512350][ C3] ? rcu_do_batch+0x34a/0xf20 [ 14.512353][ C3] rcu_do_batch+0x34c/0xf20 [ 14.512357][ C3] ? find_held_lock+0x2b/0x80 [ 14.512360][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 14.512364][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.512367][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 14.512371][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 14.512376][ C3] rcu_core+0x2bb/0x500 [ 14.512381][ C3] handle_softirqs+0x218/0x620 [ 14.512387][ C3] __irq_exit_rcu+0xfa/0x160 [ 14.512390][ C3] irq_exit_rcu+0xe/0x30 [ 14.512393][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.512397][ C3] [ 14.512398][ C3] [ 14.512399][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.512402][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 14.512406][ C3] Code: 92 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 07 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 [ 14.512409][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 14.512412][ C3] RAX: 000000000003b847 RBX: 1ffff9200002afc1 RCX: ffffffff965a35d9 [ 14.512414][ C3] RDX: 0000000000000000 RSI: ffffffff9709175c RDI: ffffffff96853ca0 [ 14.512416][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 14.512418][ C3] R10: ffff8880361b37d3 R11: ffffffff97211288 R12: 0000000000000000 [ 14.512419][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 14.512423][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 14.512428][ C3] default_idle+0x9/0x10 [ 14.512431][ C3] default_idle_call+0x6d/0xb0 [ 14.512433][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 14.512437][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 14.512441][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 14.512446][ C3] do_idle+0xf6/0x160 [ 14.512449][ C3] cpu_startup_entry+0x54/0x60 [ 14.512453][ C3] start_secondary+0x213/0x2a0 [ 14.512456][ C3] ? __pfx_start_secondary+0x10/0x10 [ 14.512461][ C3] common_startup_64+0x13e/0x148 [ 14.512469][ C3] [ 14.528318][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 14.528636][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 14.528950][ C3] preempt_count: 101, expected: 0 [ 14.529129][ C3] RCU nest depth: 0, expected: 0 [ 14.529308][ C3] INFO: lockdep is turned off. [ 14.529485][ C3] Preemption disabled at: [ 14.529487][ C3] [<0000000000000000>] 0x0 [ 14.530030][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 14.530035][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.530037][ C3] Call Trace: [ 14.530039][ C3] [ 14.530041][ C3] dump_stack_lvl+0xb0/0xd0 [ 14.530049][ C3] __might_resched+0x360/0x5a0 [ 14.530057][ C3] down_write+0x72/0x210 [ 14.530061][ C3] ? __pfx_down_write+0x10/0x10 [ 14.530064][ C3] ? simple_recursive_removal+0x33/0x610 [ 14.530068][ C3] ? rcu_is_watching+0x12/0xc0 [ 14.530074][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 14.530078][ C3] simple_recursive_removal+0x6a/0x610 [ 14.530082][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 14.530084][ C3] ? __pfx_remove_one+0x10/0x10 [ 14.530090][ C3] debugfs_remove+0x44/0x70 [ 14.530093][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 14.530098][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 14.530100][ C3] ? __sk_destruct+0x383/0x780 [ 14.530106][ C3] ? rcu_do_batch+0x34c/0xf20 [ 14.530110][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 14.530112][ C3] ? irq_exit_rcu+0xe/0x30 [ 14.530117][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.530122][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.530125][ C3] ? pv_native_safe_halt+0xf/0x20 [ 14.530129][ C3] ? default_idle+0x9/0x10 [ 14.530131][ C3] ? default_idle_call+0x6d/0xb0 [ 14.530134][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 14.530138][ C3] ? do_idle+0xf6/0x160 [ 14.530141][ C3] ? cpu_startup_entry+0x54/0x60 [ 14.530143][ C3] ? start_secondary+0x213/0x2a0 [ 14.530147][ C3] ? common_startup_64+0x13e/0x148 [ 14.530154][ C3] __put_net+0x19/0x60 [ 14.530158][ C3] __sk_destruct+0x58a/0x780 [ 14.530162][ C3] ? rcu_do_batch+0x34a/0xf20 [ 14.530165][ C3] rcu_do_batch+0x34c/0xf20 [ 14.530169][ C3] ? find_held_lock+0x2b/0x80 [ 14.530173][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 14.530176][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.530181][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 14.530185][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 14.530189][ C3] rcu_core+0x2bb/0x500 [ 14.530194][ C3] handle_softirqs+0x218/0x620 [ 14.530199][ C3] __irq_exit_rcu+0xfa/0x160 [ 14.530203][ C3] irq_exit_rcu+0xe/0x30 [ 14.530206][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.530209][ C3] [ 14.530210][ C3] [ 14.530212][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.530215][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 14.530219][ C3] Code: 92 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 07 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 [ 14.530221][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 14.530225][ C3] RAX: 000000000003b847 RBX: 1ffff9200002afc1 RCX: ffffffff965a35d9 [ 14.530227][ C3] RDX: 0000000000000000 RSI: ffffffff9709175c RDI: ffffffff96853ca0 [ 14.530228][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 14.530230][ C3] R10: ffff8880361b37d3 R11: ffffffff97211288 R12: 0000000000000000 [ 14.530232][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 14.530235][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 14.530240][ C3] default_idle+0x9/0x10 [ 14.530242][ C3] default_idle_call+0x6d/0xb0 [ 14.530245][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 14.530248][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 14.530252][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 14.530257][ C3] do_idle+0xf6/0x160 [ 14.530261][ C3] cpu_startup_entry+0x54/0x60 [ 14.530264][ C3] start_secondary+0x213/0x2a0 [ 14.530267][ C3] ? __pfx_start_secondary+0x10/0x10 [ 14.530272][ C3] common_startup_64+0x13e/0x148 [ 14.530280][ C3]