[ 13.205649][ C2] [ 13.205793][ C2] ================================ [ 13.205994][ C2] WARNING: inconsistent lock state [ 13.206188][ C2] 6.15.0-virtme #1 Not tainted [ 13.206378][ C2] -------------------------------- [ 13.206566][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.206799][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.207033][ C2] ffffffffa11c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.207393][ C2] {SOFTIRQ-ON-W} state was registered at: [ 13.207582][ C2] __lock_acquire+0x20b/0x7e0 [ 13.207785][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.207975][ C2] _raw_spin_lock+0x33/0x40 [ 13.208176][ C2] simple_pin_fs+0x24/0x150 [ 13.208364][ C2] start_creating.part.0+0x52/0x310 [ 13.208563][ C2] debugfs_create_dir+0x6a/0x540 [ 13.208754][ C2] component_debug_init+0x17/0x30 [ 13.208954][ C2] do_one_initcall+0x8f/0x1e0 [ 13.209150][ C2] do_initcalls+0x176/0x280 [ 13.209345][ C2] kernel_init_freeable+0x22d/0x300 [ 13.209534][ C2] kernel_init+0x20/0x200 [ 13.209724][ C2] ret_from_fork+0x240/0x320 [ 13.209919][ C2] ret_from_fork_asm+0x1a/0x30 [ 13.210105][ C2] irq event stamp: 209816 [ 13.210248][ C2] hardirqs last enabled at (209816): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.210628][ C2] hardirqs last disabled at (209815): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.211002][ C2] softirqs last enabled at (208336): [] handle_softirqs+0x358/0x620 [ 13.211338][ C2] softirqs last disabled at (208349): [] __irq_exit_rcu+0xfa/0x160 [ 13.211665][ C2] [ 13.211665][ C2] other info that might help us debug this: [ 13.211942][ C2] Possible unsafe locking scenario: [ 13.211942][ C2] [ 13.212212][ C2] CPU0 [ 13.212349][ C2] ---- [ 13.212487][ C2] lock(pin_fs_lock); [ 13.212628][ C2] [ 13.212767][ C2] lock(pin_fs_lock); [ 13.212909][ C2] [ 13.212909][ C2] *** DEADLOCK *** [ 13.212909][ C2] [ 13.213182][ C2] 1 lock held by swapper/2/0: [ 13.213373][ C2] #0: ffffffffa0f774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.213714][ C2] [ 13.213714][ C2] stack backtrace: [ 13.213954][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.213959][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.213962][ C2] Call Trace: [ 13.213967][ C2] [ 13.213969][ C2] dump_stack_lvl+0x82/0xd0 [ 13.213977][ C2] print_usage_bug.part.0+0x25f/0x360 [ 13.213982][ C2] mark_lock_irq+0x343/0x400 [ 13.213986][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.213993][ C2] ? save_trace+0x52/0x170 [ 13.213999][ C2] mark_lock+0x174/0x2f0 [ 13.214003][ C2] mark_usage+0x46/0x150 [ 13.214006][ C2] __lock_acquire+0x20b/0x7e0 [ 13.214009][ C2] ? __lock_acquire+0x44d/0x7e0 [ 13.214014][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.214017][ C2] ? simple_pin_fs+0x24/0x150 [ 13.214020][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.214026][ C2] ? lock_acquire+0x10c/0x170 [ 13.214029][ C2] ? simple_pin_fs+0x24/0x150 [ 13.214033][ C2] _raw_spin_lock+0x33/0x40 [ 13.214036][ C2] ? simple_pin_fs+0x24/0x150 [ 13.214040][ C2] simple_pin_fs+0x24/0x150 [ 13.214043][ C2] debugfs_remove+0x35/0x70 [ 13.214047][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.214059][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.214061][ C2] ? __sk_destruct+0x383/0x780 [ 13.214076][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.214079][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.214082][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.214085][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.214091][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.214099][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.214102][ C2] ? default_idle+0x9/0x10 [ 13.214105][ C2] ? default_idle_call+0x6d/0xb0 [ 13.214107][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.214113][ C2] ? do_idle+0xf6/0x160 [ 13.214116][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.214119][ C2] ? start_secondary+0x213/0x2a0 [ 13.214124][ C2] ? common_startup_64+0x13e/0x148 [ 13.214135][ C2] __put_net+0x19/0x60 [ 13.214144][ C2] __sk_destruct+0x58a/0x780 [ 13.214148][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.214151][ C2] rcu_do_batch+0x34c/0xf20 [ 13.214156][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.214160][ C2] ? __lock_release+0x5d/0x170 [ 13.214163][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.214167][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.214171][ C2] rcu_core+0x2bb/0x500 [ 13.214177][ C2] handle_softirqs+0x218/0x620 [ 13.214183][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.214186][ C2] irq_exit_rcu+0xe/0x30 [ 13.214189][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.214193][ C2] [ 13.214194][ C2] [ 13.214195][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.214198][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.214202][ C2] 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 [ 13.214205][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.214209][ C2] RAX: 0000000000032ddb RBX: 1ffff92000028fc1 RCX: ffffffff9ffa35d9 [ 13.214211][ C2] RDX: 0000000000000000 RSI: ffffffffa0a9175c RDI: ffffffffa0253ca0 [ 13.214213][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.214214][ C2] R10: ffff8880361337d3 R11: ffffffffa0c11288 R12: 0000000000000000 [ 13.214216][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.214220][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.214225][ C2] default_idle+0x9/0x10 [ 13.214227][ C2] default_idle_call+0x6d/0xb0 [ 13.214230][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.214234][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.214238][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.214244][ C2] do_idle+0xf6/0x160 [ 13.214248][ C2] cpu_startup_entry+0x54/0x60 [ 13.214251][ C2] start_secondary+0x213/0x2a0 [ 13.214254][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.214259][ C2] common_startup_64+0x13e/0x148 [ 13.214266][ C2] [ 13.229225][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.229565][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 13.229880][ C2] preempt_count: 101, expected: 0 [ 13.230077][ C2] RCU nest depth: 0, expected: 0 [ 13.230263][ C2] INFO: lockdep is turned off. [ 13.230457][ C2] Preemption disabled at: [ 13.230459][ C2] [<0000000000000000>] 0x0 [ 13.230909][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.230914][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.230915][ C2] Call Trace: [ 13.230917][ C2] [ 13.230919][ C2] dump_stack_lvl+0xb0/0xd0 [ 13.230927][ C2] __might_resched+0x360/0x5a0 [ 13.230942][ C2] down_write+0x72/0x210 [ 13.230946][ C2] ? __pfx_down_write+0x10/0x10 [ 13.230949][ C2] ? simple_recursive_removal+0x33/0x610 [ 13.230954][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.230959][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.230963][ C2] simple_recursive_removal+0x6a/0x610 [ 13.230966][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.230969][ C2] ? __pfx_remove_one+0x10/0x10 [ 13.230976][ C2] debugfs_remove+0x44/0x70 [ 13.230980][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.230984][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.230986][ C2] ? __sk_destruct+0x383/0x780 [ 13.230991][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.230995][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.230997][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.231003][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.231007][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.231011][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.231015][ C2] ? default_idle+0x9/0x10 [ 13.231018][ C2] ? default_idle_call+0x6d/0xb0 [ 13.231020][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.231024][ C2] ? do_idle+0xf6/0x160 [ 13.231027][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.231030][ C2] ? start_secondary+0x213/0x2a0 [ 13.231033][ C2] ? common_startup_64+0x13e/0x148 [ 13.231040][ C2] __put_net+0x19/0x60 [ 13.231045][ C2] __sk_destruct+0x58a/0x780 [ 13.231050][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.231052][ C2] rcu_do_batch+0x34c/0xf20 [ 13.231057][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.231061][ C2] ? __lock_release+0x5d/0x170 [ 13.231066][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.231069][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.231075][ C2] rcu_core+0x2bb/0x500 [ 13.231079][ C2] handle_softirqs+0x218/0x620 [ 13.231085][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.231088][ C2] irq_exit_rcu+0xe/0x30 [ 13.231091][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.231094][ C2] [ 13.231096][ C2] [ 13.231097][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.231100][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.231104][ C2] 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 [ 13.231106][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.231109][ C2] RAX: 0000000000032ddb RBX: 1ffff92000028fc1 RCX: ffffffff9ffa35d9 [ 13.231111][ C2] RDX: 0000000000000000 RSI: ffffffffa0a9175c RDI: ffffffffa0253ca0 [ 13.231113][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.231114][ C2] R10: ffff8880361337d3 R11: ffffffffa0c11288 R12: 0000000000000000 [ 13.231116][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.231120][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.231124][ C2] default_idle+0x9/0x10 [ 13.231127][ C2] default_idle_call+0x6d/0xb0 [ 13.231129][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.231133][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.231138][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.231143][ C2] do_idle+0xf6/0x160 [ 13.231147][ C2] cpu_startup_entry+0x54/0x60 [ 13.231150][ C2] start_secondary+0x213/0x2a0 [ 13.231153][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.231158][ C2] common_startup_64+0x13e/0x148 [ 13.231165][ C2] [ 14.074340][ T230] icmps-discard_i (230) used greatest stack depth: 24800 bytes left