[ 12.562163][ C3] [ 12.562368][ C3] ================================ [ 12.562561][ C3] WARNING: inconsistent lock state [ 12.562749][ C3] 6.15.0-virtme #1 Not tainted [ 12.562937][ C3] -------------------------------- [ 12.563124][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.563361][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.563593][ C3] ffffffffbc5c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.563934][ C3] {SOFTIRQ-ON-W} state was registered at: [ 12.564123][ C3] __lock_acquire+0x20b/0x7e0 [ 12.564317][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.564509][ C3] _raw_spin_lock+0x33/0x40 [ 12.564700][ C3] simple_pin_fs+0x24/0x150 [ 12.564890][ C3] start_creating.part.0+0x52/0x310 [ 12.565080][ C3] debugfs_create_dir+0x6a/0x540 [ 12.565269][ C3] component_debug_init+0x17/0x30 [ 12.565460][ C3] do_one_initcall+0x8f/0x1e0 [ 12.565650][ C3] do_initcalls+0x176/0x280 [ 12.565840][ C3] kernel_init_freeable+0x22d/0x300 [ 12.566027][ C3] kernel_init+0x20/0x200 [ 12.566215][ C3] ret_from_fork+0x240/0x320 [ 12.566408][ C3] ret_from_fork_asm+0x1a/0x30 [ 12.566596][ C3] irq event stamp: 174780 [ 12.566741][ C3] hardirqs last enabled at (174780): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.567115][ C3] hardirqs last disabled at (174779): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.567490][ C3] softirqs last enabled at (173786): [] handle_softirqs+0x358/0x620 [ 12.567821][ C3] softirqs last disabled at (173799): [] __irq_exit_rcu+0xfa/0x160 [ 12.568155][ C3] [ 12.568155][ C3] other info that might help us debug this: [ 12.568430][ C3] Possible unsafe locking scenario: [ 12.568430][ C3] [ 12.568707][ C3] CPU0 [ 12.568846][ C3] ---- [ 12.568988][ C3] lock(pin_fs_lock); [ 12.569133][ C3] [ 12.569274][ C3] lock(pin_fs_lock); [ 12.569430][ C3] [ 12.569430][ C3] *** DEADLOCK *** [ 12.569430][ C3] [ 12.569709][ C3] 1 lock held by swapper/3/0: [ 12.569901][ C3] #0: ffffffffbc3774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.570248][ C3] [ 12.570248][ C3] stack backtrace: [ 12.570483][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.570488][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.570490][ C3] Call Trace: [ 12.570491][ C3] [ 12.570494][ C3] dump_stack_lvl+0x82/0xd0 [ 12.570499][ C3] print_usage_bug.part.0+0x25f/0x360 [ 12.570504][ C3] mark_lock_irq+0x343/0x400 [ 12.570509][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.570514][ C3] ? save_trace+0x52/0x170 [ 12.570518][ C3] mark_lock+0x174/0x2f0 [ 12.570521][ C3] mark_usage+0x46/0x150 [ 12.570525][ C3] __lock_acquire+0x20b/0x7e0 [ 12.570528][ C3] ? __lock_acquire+0x44d/0x7e0 [ 12.570533][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.570536][ C3] ? simple_pin_fs+0x24/0x150 [ 12.570539][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.570544][ C3] ? lock_acquire+0x10c/0x170 [ 12.570547][ C3] ? simple_pin_fs+0x24/0x150 [ 12.570551][ C3] _raw_spin_lock+0x33/0x40 [ 12.570554][ C3] ? simple_pin_fs+0x24/0x150 [ 12.570556][ C3] simple_pin_fs+0x24/0x150 [ 12.570559][ C3] debugfs_remove+0x35/0x70 [ 12.570563][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.570568][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.570570][ C3] ? __sk_destruct+0x383/0x780 [ 12.570576][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.570579][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.570581][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.570584][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.570589][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.570593][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.570596][ C3] ? default_idle+0x9/0x10 [ 12.570598][ C3] ? default_idle_call+0x6d/0xb0 [ 12.570600][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.570604][ C3] ? do_idle+0xf6/0x160 [ 12.570607][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.570610][ C3] ? start_secondary+0x213/0x2a0 [ 12.570613][ C3] ? common_startup_64+0x13e/0x148 [ 12.570621][ C3] __put_net+0x19/0x60 [ 12.570625][ C3] __sk_destruct+0x58a/0x780 [ 12.570629][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.570631][ C3] rcu_do_batch+0x34c/0xf20 [ 12.570636][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.570640][ C3] ? __lock_release+0x5d/0x170 [ 12.570643][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.570647][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.570651][ C3] rcu_core+0x2bb/0x500 [ 12.570656][ C3] handle_softirqs+0x218/0x620 [ 12.570662][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.570665][ C3] irq_exit_rcu+0xe/0x30 [ 12.570669][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.570672][ C3] [ 12.570673][ C3] [ 12.570675][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.570678][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.570681][ 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 [ 12.570684][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.570687][ C3] RAX: 000000000002a6e5 RBX: 1ffff9200002afc1 RCX: ffffffffbb3a35d9 [ 12.570690][ C3] RDX: 0000000000000000 RSI: ffffffffbbe9175c RDI: ffffffffbb653ca0 [ 12.570691][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 12.570693][ C3] R10: ffff8880361b37d3 R11: ffffffffbc011288 R12: 0000000000000000 [ 12.570694][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.570698][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.570703][ C3] default_idle+0x9/0x10 [ 12.570706][ C3] default_idle_call+0x6d/0xb0 [ 12.570708][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.570712][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.570716][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.570720][ C3] do_idle+0xf6/0x160 [ 12.570724][ C3] cpu_startup_entry+0x54/0x60 [ 12.570727][ C3] start_secondary+0x213/0x2a0 [ 12.570731][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.570735][ C3] common_startup_64+0x13e/0x148 [ 12.570743][ C3] [ 12.586017][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.586330][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 12.586635][ C3] preempt_count: 101, expected: 0 [ 12.586807][ C3] RCU nest depth: 0, expected: 0 [ 12.586980][ C3] INFO: lockdep is turned off. [ 12.587156][ C3] Preemption disabled at: [ 12.587158][ C3] [<0000000000000000>] 0x0 [ 12.587477][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.587481][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.587483][ C3] Call Trace: [ 12.587485][ C3] [ 12.587487][ C3] dump_stack_lvl+0xb0/0xd0 [ 12.587494][ C3] __might_resched+0x360/0x5a0 [ 12.587503][ C3] down_write+0x72/0x210 [ 12.587507][ C3] ? __pfx_down_write+0x10/0x10 [ 12.587510][ C3] ? simple_recursive_removal+0x33/0x610 [ 12.587514][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.587520][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.587524][ C3] simple_recursive_removal+0x6a/0x610 [ 12.587527][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.587530][ C3] ? __pfx_remove_one+0x10/0x10 [ 12.587536][ C3] debugfs_remove+0x44/0x70 [ 12.587539][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.587543][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.587546][ C3] ? __sk_destruct+0x383/0x780 [ 12.587551][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.587555][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.587558][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.587563][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.587567][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.587571][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.587575][ C3] ? default_idle+0x9/0x10 [ 12.587577][ C3] ? default_idle_call+0x6d/0xb0 [ 12.587579][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.587583][ C3] ? do_idle+0xf6/0x160 [ 12.587586][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.587588][ C3] ? start_secondary+0x213/0x2a0 [ 12.587592][ C3] ? common_startup_64+0x13e/0x148 [ 12.587599][ C3] __put_net+0x19/0x60 [ 12.587603][ C3] __sk_destruct+0x58a/0x780 [ 12.587607][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.587610][ C3] rcu_do_batch+0x34c/0xf20 [ 12.587615][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.587619][ C3] ? __lock_release+0x5d/0x170 [ 12.587624][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.587627][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.587633][ C3] rcu_core+0x2bb/0x500 [ 12.587638][ C3] handle_softirqs+0x218/0x620 [ 12.587644][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.587647][ C3] irq_exit_rcu+0xe/0x30 [ 12.587650][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.587654][ C3] [ 12.587655][ C3] [ 12.587656][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.587659][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.587663][ 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 [ 12.587666][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.587669][ C3] RAX: 000000000002a6e5 RBX: 1ffff9200002afc1 RCX: ffffffffbb3a35d9 [ 12.587671][ C3] RDX: 0000000000000000 RSI: ffffffffbbe9175c RDI: ffffffffbb653ca0 [ 12.587673][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 12.587674][ C3] R10: ffff8880361b37d3 R11: ffffffffbc011288 R12: 0000000000000000 [ 12.587676][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.587680][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.587684][ C3] default_idle+0x9/0x10 [ 12.587687][ C3] default_idle_call+0x6d/0xb0 [ 12.587689][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.587693][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.587697][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.587701][ C3] do_idle+0xf6/0x160 [ 12.587705][ C3] cpu_startup_entry+0x54/0x60 [ 12.587709][ C3] start_secondary+0x213/0x2a0 [ 12.587712][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.587717][ C3] common_startup_64+0x13e/0x148 [ 12.587724][ C3]