[ 13.027417][ C2] [ 13.027590][ C2] ================================ [ 13.027783][ C2] WARNING: inconsistent lock state [ 13.027968][ C2] 6.15.0-virtme #1 Not tainted [ 13.028157][ C2] -------------------------------- [ 13.028345][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.028585][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.028818][ C2] ffffffffaebc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.029186][ C2] {SOFTIRQ-ON-W} state was registered at: [ 13.029373][ C2] __lock_acquire+0x20b/0x7e0 [ 13.029577][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.029775][ C2] _raw_spin_lock+0x33/0x40 [ 13.029978][ C2] simple_pin_fs+0x24/0x150 [ 13.030165][ C2] start_creating.part.0+0x52/0x310 [ 13.030358][ C2] debugfs_create_dir+0x6a/0x540 [ 13.030549][ C2] component_debug_init+0x17/0x30 [ 13.030747][ C2] do_one_initcall+0x8f/0x1e0 [ 13.030938][ C2] do_initcalls+0x176/0x280 [ 13.031132][ C2] kernel_init_freeable+0x22d/0x300 [ 13.031321][ C2] kernel_init+0x20/0x200 [ 13.031506][ C2] ret_from_fork+0x240/0x320 [ 13.031705][ C2] ret_from_fork_asm+0x1a/0x30 [ 13.031888][ C2] irq event stamp: 211148 [ 13.032030][ C2] hardirqs last enabled at (211148): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.032402][ C2] hardirqs last disabled at (211147): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.032773][ C2] softirqs last enabled at (211092): [] handle_softirqs+0x358/0x620 [ 13.033105][ C2] softirqs last disabled at (211105): [] __irq_exit_rcu+0xfa/0x160 [ 13.033430][ C2] [ 13.033430][ C2] other info that might help us debug this: [ 13.033707][ C2] Possible unsafe locking scenario: [ 13.033707][ C2] [ 13.033982][ C2] CPU0 [ 13.034130][ C2] ---- [ 13.034269][ C2] lock(pin_fs_lock); [ 13.034412][ C2] [ 13.034554][ C2] lock(pin_fs_lock); [ 13.034698][ C2] [ 13.034698][ C2] *** DEADLOCK *** [ 13.034698][ C2] [ 13.034980][ C2] 1 lock held by swapper/2/0: [ 13.035168][ C2] #0: ffffffffae9774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.035502][ C2] [ 13.035502][ C2] stack backtrace: [ 13.035736][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.035744][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.035747][ C2] Call Trace: [ 13.035751][ C2] [ 13.035754][ C2] dump_stack_lvl+0x82/0xd0 [ 13.035762][ C2] print_usage_bug.part.0+0x25f/0x360 [ 13.035766][ C2] mark_lock_irq+0x343/0x400 [ 13.035771][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.035777][ C2] ? save_trace+0x52/0x170 [ 13.035782][ C2] mark_lock+0x174/0x2f0 [ 13.035785][ C2] mark_usage+0x46/0x150 [ 13.035789][ C2] __lock_acquire+0x20b/0x7e0 [ 13.035792][ C2] ? __lock_acquire+0x44d/0x7e0 [ 13.035797][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.035800][ C2] ? simple_pin_fs+0x24/0x150 [ 13.035803][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.035811][ C2] ? lock_acquire+0x10c/0x170 [ 13.035814][ C2] ? simple_pin_fs+0x24/0x150 [ 13.035818][ C2] _raw_spin_lock+0x33/0x40 [ 13.035821][ C2] ? simple_pin_fs+0x24/0x150 [ 13.035823][ C2] simple_pin_fs+0x24/0x150 [ 13.035826][ C2] debugfs_remove+0x35/0x70 [ 13.035830][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.035841][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.035845][ C2] ? __sk_destruct+0x383/0x780 [ 13.035862][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.035865][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.035868][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.035871][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.035877][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.035881][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.035884][ C2] ? default_idle+0x9/0x10 [ 13.035886][ C2] ? default_idle_call+0x6d/0xb0 [ 13.035889][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.035895][ C2] ? do_idle+0xf6/0x160 [ 13.035898][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.035901][ C2] ? start_secondary+0x213/0x2a0 [ 13.035906][ C2] ? common_startup_64+0x13e/0x148 [ 13.035918][ C2] __put_net+0x19/0x60 [ 13.035926][ C2] __sk_destruct+0x58a/0x780 [ 13.035930][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.035933][ C2] rcu_do_batch+0x34c/0xf20 [ 13.035936][ C2] ? find_held_lock+0x2b/0x80 [ 13.035940][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.035944][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.035948][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.035952][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.035957][ C2] rcu_core+0x2bb/0x500 [ 13.035963][ C2] handle_softirqs+0x218/0x620 [ 13.035968][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.035972][ C2] irq_exit_rcu+0xe/0x30 [ 13.035975][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.035978][ C2] [ 13.035979][ C2] [ 13.035981][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.035984][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.035988][ 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 [ 13.035990][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.035999][ C2] RAX: 000000000003389f RBX: 1ffff92000028fc1 RCX: ffffffffad9a35d9 [ 13.036001][ C2] RDX: 0000000000000000 RSI: ffffffffae49175c RDI: ffffffffadc53ca0 [ 13.036003][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005ea66fa [ 13.036005][ C2] R10: ffff88802f5337d3 R11: ffffffffae611288 R12: 0000000000000000 [ 13.036006][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.036010][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.036015][ C2] default_idle+0x9/0x10 [ 13.036017][ C2] default_idle_call+0x6d/0xb0 [ 13.036020][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.036023][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.036027][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.036034][ C2] do_idle+0xf6/0x160 [ 13.036039][ C2] cpu_startup_entry+0x54/0x60 [ 13.036042][ C2] start_secondary+0x213/0x2a0 [ 13.036045][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.036050][ C2] common_startup_64+0x13e/0x148 [ 13.036057][ C2] [ 13.052410][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.052725][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 13.053035][ C2] preempt_count: 101, expected: 0 [ 13.053224][ C2] RCU nest depth: 0, expected: 0 [ 13.053422][ C2] INFO: lockdep is turned off. [ 13.053717][ C2] Preemption disabled at: [ 13.053719][ C2] [<0000000000000000>] 0x0 [ 13.054065][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.054069][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.054071][ C2] Call Trace: [ 13.054073][ C2] [ 13.054075][ C2] dump_stack_lvl+0xb0/0xd0 [ 13.054082][ C2] __might_resched+0x360/0x5a0 [ 13.054096][ C2] down_write+0x72/0x210 [ 13.054100][ C2] ? __pfx_down_write+0x10/0x10 [ 13.054102][ C2] ? simple_recursive_removal+0x33/0x610 [ 13.054107][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.054113][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.054117][ C2] simple_recursive_removal+0x6a/0x610 [ 13.054120][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.054122][ C2] ? __pfx_remove_one+0x10/0x10 [ 13.054127][ C2] debugfs_remove+0x44/0x70 [ 13.054131][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.054136][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.054138][ C2] ? __sk_destruct+0x383/0x780 [ 13.054144][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.054149][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.054152][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.054157][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.054161][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.054165][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.054169][ C2] ? default_idle+0x9/0x10 [ 13.054171][ C2] ? default_idle_call+0x6d/0xb0 [ 13.054174][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.054177][ C2] ? do_idle+0xf6/0x160 [ 13.054180][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.054183][ C2] ? start_secondary+0x213/0x2a0 [ 13.054187][ C2] ? common_startup_64+0x13e/0x148 [ 13.054194][ C2] __put_net+0x19/0x60 [ 13.054198][ C2] __sk_destruct+0x58a/0x780 [ 13.054202][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.054204][ C2] rcu_do_batch+0x34c/0xf20 [ 13.054209][ C2] ? find_held_lock+0x2b/0x80 [ 13.054213][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.054217][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.054222][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.054226][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.054230][ C2] rcu_core+0x2bb/0x500 [ 13.054235][ C2] handle_softirqs+0x218/0x620 [ 13.054241][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.054244][ C2] irq_exit_rcu+0xe/0x30 [ 13.054247][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.054251][ C2] [ 13.054252][ C2] [ 13.054253][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.054256][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.054259][ 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 [ 13.054262][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.054265][ C2] RAX: 000000000003389f RBX: 1ffff92000028fc1 RCX: ffffffffad9a35d9 [ 13.054267][ C2] RDX: 0000000000000000 RSI: ffffffffae49175c RDI: ffffffffadc53ca0 [ 13.054269][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005ea66fa [ 13.054270][ C2] R10: ffff88802f5337d3 R11: ffffffffae611288 R12: 0000000000000000 [ 13.054272][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.054276][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.054281][ C2] default_idle+0x9/0x10 [ 13.054283][ C2] default_idle_call+0x6d/0xb0 [ 13.054286][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.054289][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.054293][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.054298][ C2] do_idle+0xf6/0x160 [ 13.054303][ C2] cpu_startup_entry+0x54/0x60 [ 13.054306][ C2] start_secondary+0x213/0x2a0 [ 13.054309][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.054314][ C2] common_startup_64+0x13e/0x148 [ 13.054322][ C2] [ 15.992333][ T228] seq-ext_ipv4 (228) used greatest stack depth: 24384 bytes left