[ 13.126531][ C3] [ 13.126689][ C3] ================================ [ 13.126894][ C3] WARNING: inconsistent lock state [ 13.127094][ C3] 6.15.0-virtme #1 Not tainted [ 13.127307][ C3] -------------------------------- [ 13.127523][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.127801][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.128076][ C3] ffffffffb79c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.128464][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.128688][ C3] __lock_acquire+0x20b/0x7e0 [ 13.128911][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.129137][ C3] _raw_spin_lock+0x33/0x40 [ 13.129362][ C3] simple_pin_fs+0x24/0x150 [ 13.129587][ C3] start_creating.part.0+0x52/0x310 [ 13.129812][ C3] debugfs_create_dir+0x6a/0x540 [ 13.130036][ C3] component_debug_init+0x17/0x30 [ 13.130258][ C3] do_one_initcall+0x8f/0x1e0 [ 13.130484][ C3] do_initcalls+0x176/0x280 [ 13.130711][ C3] kernel_init_freeable+0x22d/0x300 [ 13.130934][ C3] kernel_init+0x20/0x200 [ 13.131155][ C3] ret_from_fork+0x240/0x320 [ 13.131382][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.131605][ C3] irq event stamp: 242514 [ 13.131773][ C3] hardirqs last enabled at (242514): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.132181][ C3] hardirqs last disabled at (242513): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.132588][ C3] softirqs last enabled at (242112): [] handle_softirqs+0x358/0x620 [ 13.132954][ C3] softirqs last disabled at (242125): [] __irq_exit_rcu+0xfa/0x160 [ 13.133314][ C3] [ 13.133314][ C3] other info that might help us debug this: [ 13.133627][ C3] Possible unsafe locking scenario: [ 13.133627][ C3] [ 13.133942][ C3] CPU0 [ 13.134096][ C3] ---- [ 13.134254][ C3] lock(pin_fs_lock); [ 13.134412][ C3] [ 13.134567][ C3] lock(pin_fs_lock); [ 13.134725][ C3] [ 13.134725][ C3] *** DEADLOCK *** [ 13.134725][ C3] [ 13.135026][ C3] 1 lock held by swapper/3/0: [ 13.135232][ C3] #0: ffffffffb77774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.135591][ C3] [ 13.135591][ C3] stack backtrace: [ 13.135844][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.135849][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.135852][ C3] Call Trace: [ 13.135854][ C3] [ 13.135857][ C3] dump_stack_lvl+0x82/0xd0 [ 13.135863][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.135868][ C3] mark_lock_irq+0x343/0x400 [ 13.135873][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.135879][ C3] ? save_trace+0x52/0x170 [ 13.135883][ C3] mark_lock+0x174/0x2f0 [ 13.135887][ C3] mark_usage+0x46/0x150 [ 13.135891][ C3] __lock_acquire+0x20b/0x7e0 [ 13.135894][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.135899][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.135902][ C3] ? simple_pin_fs+0x24/0x150 [ 13.135905][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.135912][ C3] ? lock_acquire+0x10c/0x170 [ 13.135914][ C3] ? simple_pin_fs+0x24/0x150 [ 13.135918][ C3] _raw_spin_lock+0x33/0x40 [ 13.135922][ C3] ? simple_pin_fs+0x24/0x150 [ 13.135924][ C3] simple_pin_fs+0x24/0x150 [ 13.135927][ C3] debugfs_remove+0x35/0x70 [ 13.135930][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.135936][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.135939][ C3] ? __sk_destruct+0x383/0x780 [ 13.135946][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.135949][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.135951][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.135955][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.135960][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.135964][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.135967][ C3] ? default_idle+0x9/0x10 [ 13.135970][ C3] ? default_idle_call+0x6d/0xb0 [ 13.135972][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.135977][ C3] ? do_idle+0xf6/0x160 [ 13.135980][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.135983][ C3] ? start_secondary+0x213/0x2a0 [ 13.135987][ C3] ? common_startup_64+0x13e/0x148 [ 13.135996][ C3] __put_net+0x19/0x60 [ 13.136001][ C3] __sk_destruct+0x58a/0x780 [ 13.136005][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.136008][ C3] rcu_do_batch+0x34c/0xf20 [ 13.136011][ C3] ? find_held_lock+0x2b/0x80 [ 13.136015][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.136019][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.136023][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.136027][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.136032][ C3] rcu_core+0x2bb/0x500 [ 13.136037][ C3] handle_softirqs+0x218/0x620 [ 13.136043][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.136046][ C3] irq_exit_rcu+0xe/0x30 [ 13.136050][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.136053][ C3] [ 13.136054][ C3] [ 13.136056][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.136058][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.136063][ 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 [ 13.136066][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.136069][ C3] RAX: 000000000003b1cb RBX: 1ffff9200002afc1 RCX: ffffffffb67a25d9 [ 13.136071][ C3] RDX: 0000000000000000 RSI: ffffffffb729175c RDI: ffffffffb6a53ca0 [ 13.136073][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.136075][ C3] R10: ffff8880361b37d3 R11: ffffffffb7411288 R12: 0000000000000000 [ 13.136077][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.136081][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.136086][ C3] default_idle+0x9/0x10 [ 13.136088][ C3] default_idle_call+0x6d/0xb0 [ 13.136091][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.136094][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.136098][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.136104][ C3] do_idle+0xf6/0x160 [ 13.136108][ C3] cpu_startup_entry+0x54/0x60 [ 13.136111][ C3] start_secondary+0x213/0x2a0 [ 13.136114][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.136119][ C3] common_startup_64+0x13e/0x148 [ 13.136127][ C3] [ 13.152513][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.152850][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.153189][ C3] preempt_count: 101, expected: 0 [ 13.153390][ C3] RCU nest depth: 0, expected: 0 [ 13.153585][ C3] INFO: lockdep is turned off. [ 13.153774][ C3] Preemption disabled at: [ 13.153776][ C3] [<0000000000000000>] 0x0 [ 13.154122][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.154127][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.154129][ C3] Call Trace: [ 13.154131][ C3] [ 13.154134][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.154142][ C3] __might_resched+0x360/0x5a0 [ 13.154154][ C3] down_write+0x72/0x210 [ 13.154160][ C3] ? __pfx_down_write+0x10/0x10 [ 13.154162][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.154168][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.154175][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.154180][ C3] simple_recursive_removal+0x6a/0x610 [ 13.154183][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.154185][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.154191][ C3] debugfs_remove+0x44/0x70 [ 13.154195][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.154200][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.154203][ C3] ? __sk_destruct+0x383/0x780 [ 13.154207][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.154211][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.154214][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.154219][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.154224][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.154228][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.154232][ C3] ? default_idle+0x9/0x10 [ 13.154235][ C3] ? default_idle_call+0x6d/0xb0 [ 13.154237][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.154241][ C3] ? do_idle+0xf6/0x160 [ 13.154244][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.154247][ C3] ? start_secondary+0x213/0x2a0 [ 13.154252][ C3] ? common_startup_64+0x13e/0x148 [ 13.154259][ C3] __put_net+0x19/0x60 [ 13.154263][ C3] __sk_destruct+0x58a/0x780 [ 13.154267][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.154270][ C3] rcu_do_batch+0x34c/0xf20 [ 13.154274][ C3] ? find_held_lock+0x2b/0x80 [ 13.154278][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.154282][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.154287][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.154290][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.154295][ C3] rcu_core+0x2bb/0x500 [ 13.154301][ C3] handle_softirqs+0x218/0x620 [ 13.154306][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.154310][ C3] irq_exit_rcu+0xe/0x30 [ 13.154313][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.154316][ C3] [ 13.154317][ C3] [ 13.154319][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.154321][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.154325][ 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 [ 13.154328][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.154331][ C3] RAX: 000000000003b1cb RBX: 1ffff9200002afc1 RCX: ffffffffb67a25d9 [ 13.154333][ C3] RDX: 0000000000000000 RSI: ffffffffb729175c RDI: ffffffffb6a53ca0 [ 13.154335][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.154336][ C3] R10: ffff8880361b37d3 R11: ffffffffb7411288 R12: 0000000000000000 [ 13.154338][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.154342][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.154346][ C3] default_idle+0x9/0x10 [ 13.154349][ C3] default_idle_call+0x6d/0xb0 [ 13.154351][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.154355][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.154359][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.154364][ C3] do_idle+0xf6/0x160 [ 13.154367][ C3] cpu_startup_entry+0x54/0x60 [ 13.154371][ C3] start_secondary+0x213/0x2a0 [ 13.154374][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.154378][ C3] common_startup_64+0x13e/0x148 [ 13.154386][ C3]