[ 71.026514][ C3] [ 71.026720][ C3] ================================ [ 71.026907][ C3] WARNING: inconsistent lock state [ 71.027087][ C3] 6.15.0-virtme #1 Not tainted [ 71.027266][ C3] -------------------------------- [ 71.027443][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 71.027658][ C3] ksoftirqd/3/32 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 71.027876][ C3] ffffffff89dd0bb8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 71.028193][ C3] {SOFTIRQ-ON-W} state was registered at: [ 71.028375][ C3] __lock_acquire+0x20b/0x7e0 [ 71.028563][ C3] lock_acquire.part.0+0xb6/0x240 [ 71.028744][ C3] _raw_spin_lock+0x33/0x40 [ 71.028925][ C3] simple_pin_fs+0x24/0x150 [ 71.029099][ C3] start_creating.part.0+0x52/0x310 [ 71.029279][ C3] debugfs_create_dir+0x6a/0x570 [ 71.029454][ C3] component_debug_init+0x17/0x30 [ 71.029633][ C3] do_one_initcall+0x8f/0x1e0 [ 71.029807][ C3] do_initcalls+0x176/0x280 [ 71.029982][ C3] kernel_init_freeable+0x22d/0x300 [ 71.030161][ C3] kernel_init+0x20/0x200 [ 71.030338][ C3] ret_from_fork+0x240/0x320 [ 71.030516][ C3] ret_from_fork_asm+0x1a/0x30 [ 71.030687][ C3] irq event stamp: 732348 [ 71.030820][ C3] hardirqs last enabled at (732348): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 71.031169][ C3] hardirqs last disabled at (732347): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 71.031521][ C3] softirqs last enabled at (731506): [] handle_softirqs+0x358/0x620 [ 71.031846][ C3] softirqs last disabled at (731509): [] run_ksoftirqd+0x3f/0x70 [ 71.032162][ C3] [ 71.032162][ C3] other info that might help us debug this: [ 71.032432][ C3] Possible unsafe locking scenario: [ 71.032432][ C3] [ 71.032688][ C3] CPU0 [ 71.032819][ C3] ---- [ 71.032951][ C3] lock(pin_fs_lock); [ 71.033085][ C3] [ 71.033223][ C3] lock(pin_fs_lock); [ 71.033356][ C3] [ 71.033356][ C3] *** DEADLOCK *** [ 71.033356][ C3] [ 71.033620][ C3] 1 lock held by ksoftirqd/3/32: [ 71.033802][ C3] #0: ffffffff89b77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 71.034122][ C3] [ 71.034122][ C3] stack backtrace: [ 71.034346][ C3] CPU: 3 UID: 0 PID: 32 Comm: ksoftirqd/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 71.034351][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.034353][ C3] Call Trace: [ 71.034355][ C3] [ 71.034358][ C3] dump_stack_lvl+0x82/0xd0 [ 71.034366][ C3] print_usage_bug.part.0+0x25f/0x360 [ 71.034371][ C3] mark_lock_irq+0x343/0x400 [ 71.034375][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 71.034382][ C3] ? save_trace+0x52/0x170 [ 71.034386][ C3] mark_lock+0x174/0x2f0 [ 71.034391][ C3] mark_usage+0x46/0x150 [ 71.034394][ C3] __lock_acquire+0x20b/0x7e0 [ 71.034398][ C3] ? __lock_acquire+0x44d/0x7e0 [ 71.034402][ C3] lock_acquire.part.0+0xb6/0x240 [ 71.034406][ C3] ? simple_pin_fs+0x24/0x150 [ 71.034410][ C3] ? rcu_is_watching+0x12/0xc0 [ 71.034417][ C3] ? lock_acquire+0x10c/0x170 [ 71.034420][ C3] ? simple_pin_fs+0x24/0x150 [ 71.034424][ C3] _raw_spin_lock+0x33/0x40 [ 71.034427][ C3] ? simple_pin_fs+0x24/0x150 [ 71.034431][ C3] simple_pin_fs+0x24/0x150 [ 71.034435][ C3] debugfs_remove+0x35/0x70 [ 71.034438][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 71.034444][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 71.034448][ C3] ? __sk_destruct+0x383/0x780 [ 71.034455][ C3] ? rcu_do_batch+0x34f/0xf20 [ 71.034458][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 71.034462][ C3] ? smpboot_thread_fn+0x307/0x960 [ 71.034466][ C3] ? kthread+0x37b/0x600 [ 71.034470][ C3] ? ret_from_fork+0x240/0x320 [ 71.034473][ C3] ? ret_from_fork_asm+0x1a/0x30 [ 71.034476][ C3] ? migrate_enable+0x1f2/0x270 [ 71.034480][ C3] ? __pfx_migrate_enable+0x10/0x10 [ 71.034486][ C3] __put_net+0x19/0x60 [ 71.034490][ C3] __sk_destruct+0x58a/0x780 [ 71.034494][ C3] ? rcu_do_batch+0x34a/0xf20 [ 71.034497][ C3] rcu_do_batch+0x34f/0xf20 [ 71.034501][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 71.034505][ C3] ? rcu_is_watching+0x12/0xc0 [ 71.034509][ C3] ? note_gp_changes+0x182/0x1e0 [ 71.034512][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 71.034519][ C3] rcu_core+0x2bb/0x500 [ 71.034523][ C3] handle_softirqs+0x21b/0x620 [ 71.034527][ C3] ? __pfx_run_ksoftirqd+0x10/0x10 [ 71.034531][ C3] run_ksoftirqd+0x3f/0x70 [ 71.034535][ C3] smpboot_thread_fn+0x307/0x960 [ 71.034538][ C3] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 71.034541][ C3] kthread+0x37b/0x600 [ 71.034544][ C3] ? __pfx_kthread+0x10/0x10 [ 71.034547][ C3] ? ret_from_fork+0x1b/0x320 [ 71.034550][ C3] ? __lock_release+0x5d/0x170 [ 71.034554][ C3] ? rcu_is_watching+0x12/0xc0 [ 71.034557][ C3] ? __pfx_kthread+0x10/0x10 [ 71.034561][ C3] ret_from_fork+0x240/0x320 [ 71.034564][ C3] ? __pfx_kthread+0x10/0x10 [ 71.034567][ C3] ret_from_fork_asm+0x1a/0x30 [ 71.034574][ C3] [ 71.044380][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 71.044663][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 32, name: ksoftirqd/3 [ 71.044948][ C3] preempt_count: 100, expected: 0 [ 71.045109][ C3] RCU nest depth: 0, expected: 0 [ 71.045274][ C3] INFO: lockdep is turned off. [ 71.045433][ C3] Preemption disabled at: [ 71.045435][ C3] [] handle_softirqs+0xe5/0x620 [ 71.045766][ C3] CPU: 3 UID: 0 PID: 32 Comm: ksoftirqd/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 71.045771][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.045773][ C3] Call Trace: [ 71.045775][ C3] [ 71.045777][ C3] dump_stack_lvl+0xb0/0xd0 [ 71.045783][ C3] __might_resched+0x360/0x5a0 [ 71.045789][ C3] down_write+0x72/0x210 [ 71.045794][ C3] ? __pfx_down_write+0x10/0x10 [ 71.045797][ C3] ? simple_recursive_removal+0x33/0x610 [ 71.045801][ C3] ? rcu_is_watching+0x12/0xc0 [ 71.045807][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 71.045812][ C3] simple_recursive_removal+0x6a/0x610 [ 71.045815][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 71.045818][ C3] ? __pfx_remove_one+0x10/0x10 [ 71.045823][ C3] debugfs_remove+0x44/0x70 [ 71.045826][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 71.045831][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 71.045835][ C3] ? __sk_destruct+0x383/0x780 [ 71.045841][ C3] ? rcu_do_batch+0x34f/0xf20 [ 71.045845][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 71.045848][ C3] ? smpboot_thread_fn+0x307/0x960 [ 71.045852][ C3] ? kthread+0x37b/0x600 [ 71.045855][ C3] ? ret_from_fork+0x240/0x320 [ 71.045859][ C3] ? ret_from_fork_asm+0x1a/0x30 [ 71.045863][ C3] ? migrate_enable+0x1f2/0x270 [ 71.045868][ C3] ? __pfx_migrate_enable+0x10/0x10 [ 71.045873][ C3] __put_net+0x19/0x60 [ 71.045877][ C3] __sk_destruct+0x58a/0x780 [ 71.045881][ C3] ? rcu_do_batch+0x34a/0xf20 [ 71.045884][ C3] rcu_do_batch+0x34f/0xf20 [ 71.045889][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 71.045894][ C3] ? rcu_is_watching+0x12/0xc0 [ 71.045897][ C3] ? note_gp_changes+0x182/0x1e0 [ 71.045900][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 71.045906][ C3] rcu_core+0x2bb/0x500 [ 71.045910][ C3] handle_softirqs+0x21b/0x620 [ 71.045914][ C3] ? __pfx_run_ksoftirqd+0x10/0x10 [ 71.045918][ C3] run_ksoftirqd+0x3f/0x70 [ 71.045922][ C3] smpboot_thread_fn+0x307/0x960 [ 71.045925][ C3] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 71.045928][ C3] kthread+0x37b/0x600 [ 71.045932][ C3] ? __pfx_kthread+0x10/0x10 [ 71.045934][ C3] ? ret_from_fork+0x1b/0x320 [ 71.045937][ C3] ? __lock_release+0x5d/0x170 [ 71.045941][ C3] ? rcu_is_watching+0x12/0xc0 [ 71.045945][ C3] ? __pfx_kthread+0x10/0x10 [ 71.045948][ C3] ret_from_fork+0x240/0x320 [ 71.045952][ C3] ? __pfx_kthread+0x10/0x10 [ 71.045954][ C3] ret_from_fork_asm+0x1a/0x30 [ 71.045961][ C3]