[ 13.130119][ C3] [ 13.130331][ C3] ================================ [ 13.130533][ C3] WARNING: inconsistent lock state [ 13.130722][ C3] 6.15.0-virtme #1 Not tainted [ 13.130911][ C3] -------------------------------- [ 13.131099][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.131335][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.131572][ C3] ffffffffb4fc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.131913][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.132100][ C3] __lock_acquire+0x20b/0x7e0 [ 13.132299][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.132487][ C3] _raw_spin_lock+0x33/0x40 [ 13.132681][ C3] simple_pin_fs+0x24/0x150 [ 13.132871][ C3] start_creating.part.0+0x52/0x310 [ 13.133065][ C3] debugfs_create_dir+0x6a/0x540 [ 13.133253][ C3] component_debug_init+0x17/0x30 [ 13.133449][ C3] do_one_initcall+0x8f/0x1e0 [ 13.133638][ C3] do_initcalls+0x176/0x280 [ 13.133831][ C3] kernel_init_freeable+0x22d/0x300 [ 13.134027][ C3] kernel_init+0x20/0x200 [ 13.134217][ C3] ret_from_fork+0x240/0x320 [ 13.134406][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.134594][ C3] irq event stamp: 190250 [ 13.134740][ C3] hardirqs last enabled at (190250): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.135132][ C3] hardirqs last disabled at (190249): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.135507][ C3] softirqs last enabled at (189542): [] handle_softirqs+0x358/0x620 [ 13.135852][ C3] softirqs last disabled at (189563): [] __irq_exit_rcu+0xfa/0x160 [ 13.136187][ C3] [ 13.136187][ C3] other info that might help us debug this: [ 13.136472][ C3] Possible unsafe locking scenario: [ 13.136472][ C3] [ 13.136758][ C3] CPU0 [ 13.136897][ C3] ---- [ 13.137038][ C3] lock(pin_fs_lock); [ 13.137180][ C3] [ 13.137328][ C3] lock(pin_fs_lock); [ 13.137476][ C3] [ 13.137476][ C3] *** DEADLOCK *** [ 13.137476][ C3] [ 13.137761][ C3] 1 lock held by swapper/3/0: [ 13.137955][ C3] #0: ffffffffb4d774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.138310][ C3] [ 13.138310][ C3] stack backtrace: [ 13.138553][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.138557][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.138560][ C3] Call Trace: [ 13.138562][ C3] [ 13.138564][ C3] dump_stack_lvl+0x82/0xd0 [ 13.138571][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.138576][ C3] mark_lock_irq+0x343/0x400 [ 13.138581][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.138587][ C3] ? save_trace+0x52/0x170 [ 13.138591][ C3] mark_lock+0x174/0x2f0 [ 13.138595][ C3] mark_usage+0x46/0x150 [ 13.138598][ C3] __lock_acquire+0x20b/0x7e0 [ 13.138602][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.138606][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.138609][ C3] ? simple_pin_fs+0x24/0x150 [ 13.138613][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.138619][ C3] ? lock_acquire+0x10c/0x170 [ 13.138622][ C3] ? simple_pin_fs+0x24/0x150 [ 13.138626][ C3] _raw_spin_lock+0x33/0x40 [ 13.138629][ C3] ? simple_pin_fs+0x24/0x150 [ 13.138632][ C3] simple_pin_fs+0x24/0x150 [ 13.138635][ C3] debugfs_remove+0x35/0x70 [ 13.138638][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.138644][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.138647][ C3] ? __sk_destruct+0x383/0x780 [ 13.138654][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.138657][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.138660][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.138663][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.138668][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.138672][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.138675][ C3] ? default_idle+0x9/0x10 [ 13.138678][ C3] ? default_idle_call+0x6d/0xb0 [ 13.138680][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.138686][ C3] ? do_idle+0xf6/0x160 [ 13.138689][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.138692][ C3] ? start_secondary+0x213/0x2a0 [ 13.138697][ C3] ? common_startup_64+0x13e/0x148 [ 13.138704][ C3] __put_net+0x19/0x60 [ 13.138709][ C3] __sk_destruct+0x58a/0x780 [ 13.138714][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.138716][ C3] rcu_do_batch+0x34c/0xf20 [ 13.138721][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.138725][ C3] ? __lock_release+0x5d/0x170 [ 13.138729][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.138732][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.138736][ C3] rcu_core+0x2bb/0x500 [ 13.138742][ C3] handle_softirqs+0x218/0x620 [ 13.138747][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.138751][ C3] irq_exit_rcu+0xe/0x30 [ 13.138754][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.138757][ C3] [ 13.138758][ C3] [ 13.138760][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.138763][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.138767][ 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 [ 13.138769][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.138772][ C3] RAX: 000000000002e479 RBX: 1ffff9200002afc1 RCX: ffffffffb3da35d9 [ 13.138774][ C3] RDX: 0000000000000000 RSI: ffffffffb489175c RDI: ffffffffb4053ca0 [ 13.138776][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.138778][ C3] R10: ffff8880361b37d3 R11: ffffffffb4a11288 R12: 0000000000000000 [ 13.138779][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.138783][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.138788][ C3] default_idle+0x9/0x10 [ 13.138791][ C3] default_idle_call+0x6d/0xb0 [ 13.138793][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.138797][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.138801][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.138806][ C3] do_idle+0xf6/0x160 [ 13.138810][ C3] cpu_startup_entry+0x54/0x60 [ 13.138813][ C3] start_secondary+0x213/0x2a0 [ 13.138817][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.138821][ C3] common_startup_64+0x13e/0x148 [ 13.138829][ C3] [ 13.154544][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.154970][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.155269][ C3] preempt_count: 101, expected: 0 [ 13.155446][ C3] RCU nest depth: 0, expected: 0 [ 13.155734][ C3] INFO: lockdep is turned off. [ 13.155912][ C3] Preemption disabled at: [ 13.155913][ C3] [<0000000000000000>] 0x0 [ 13.156224][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.156228][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.156230][ C3] Call Trace: [ 13.156231][ C3] [ 13.156233][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.156239][ C3] __might_resched+0x360/0x5a0 [ 13.156249][ C3] down_write+0x72/0x210 [ 13.156253][ C3] ? __pfx_down_write+0x10/0x10 [ 13.156256][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.156260][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.156265][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.156269][ C3] simple_recursive_removal+0x6a/0x610 [ 13.156272][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.156274][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.156280][ C3] debugfs_remove+0x44/0x70 [ 13.156283][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.156287][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.156290][ C3] ? __sk_destruct+0x383/0x780 [ 13.156295][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.156298][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.156301][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.156305][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.156309][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.156312][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.156315][ C3] ? default_idle+0x9/0x10 [ 13.156318][ C3] ? default_idle_call+0x6d/0xb0 [ 13.156320][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.156324][ C3] ? do_idle+0xf6/0x160 [ 13.156326][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.156329][ C3] ? start_secondary+0x213/0x2a0 [ 13.156333][ C3] ? common_startup_64+0x13e/0x148 [ 13.156339][ C3] __put_net+0x19/0x60 [ 13.156342][ C3] __sk_destruct+0x58a/0x780 [ 13.156347][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.156349][ C3] rcu_do_batch+0x34c/0xf20 [ 13.156355][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.156358][ C3] ? __lock_release+0x5d/0x170 [ 13.156363][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.156366][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.156371][ C3] rcu_core+0x2bb/0x500 [ 13.156376][ C3] handle_softirqs+0x218/0x620 [ 13.156381][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.156385][ C3] irq_exit_rcu+0xe/0x30 [ 13.156388][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.156391][ C3] [ 13.156392][ C3] [ 13.156394][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.156396][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.156400][ 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 [ 13.156402][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.156405][ C3] RAX: 000000000002e479 RBX: 1ffff9200002afc1 RCX: ffffffffb3da35d9 [ 13.156407][ C3] RDX: 0000000000000000 RSI: ffffffffb489175c RDI: ffffffffb4053ca0 [ 13.156409][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.156410][ C3] R10: ffff8880361b37d3 R11: ffffffffb4a11288 R12: 0000000000000000 [ 13.156412][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.156415][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.156420][ C3] default_idle+0x9/0x10 [ 13.156422][ C3] default_idle_call+0x6d/0xb0 [ 13.156425][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.156428][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.156432][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.156437][ C3] do_idle+0xf6/0x160 [ 13.156441][ C3] cpu_startup_entry+0x54/0x60 [ 13.156444][ C3] start_secondary+0x213/0x2a0 [ 13.156447][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.156452][ C3] common_startup_64+0x13e/0x148 [ 13.156460][ C3] [ 13.189907][ T230] modprobe (230) used greatest stack depth: 24928 bytes left