[ 12.773899][ C1] [ 12.774105][ C1] ================================ [ 12.774281][ C1] WARNING: inconsistent lock state [ 12.774466][ C1] 6.15.0-virtme #1 Not tainted [ 12.774640][ C1] -------------------------------- [ 12.774812][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.775033][ C1] ksoftirqd/1/22 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.775255][ C1] ffffffff981c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.775565][ C1] {SOFTIRQ-ON-W} state was registered at: [ 12.775737][ C1] __lock_acquire+0x20b/0x7e0 [ 12.775917][ C1] lock_acquire.part.0+0xb6/0x240 [ 12.776091][ C1] _raw_spin_lock+0x33/0x40 [ 12.776269][ C1] simple_pin_fs+0x24/0x150 [ 12.776441][ C1] start_creating.part.0+0x52/0x310 [ 12.776614][ C1] debugfs_create_dir+0x6a/0x540 [ 12.776788][ C1] component_debug_init+0x17/0x30 [ 12.776962][ C1] do_one_initcall+0x8f/0x1e0 [ 12.777136][ C1] do_initcalls+0x176/0x280 [ 12.777310][ C1] kernel_init_freeable+0x22d/0x300 [ 12.777484][ C1] kernel_init+0x20/0x200 [ 12.777657][ C1] ret_from_fork+0x240/0x320 [ 12.777833][ C1] ret_from_fork_asm+0x1a/0x30 [ 12.778006][ C1] irq event stamp: 262956 [ 12.778138][ C1] hardirqs last enabled at (262956): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.778484][ C1] hardirqs last disabled at (262955): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.778826][ C1] softirqs last enabled at (262914): [] handle_softirqs+0x358/0x620 [ 12.779128][ C1] softirqs last disabled at (262919): [] run_ksoftirqd+0x3f/0x70 [ 12.779427][ C1] [ 12.779427][ C1] other info that might help us debug this: [ 12.779680][ C1] Possible unsafe locking scenario: [ 12.779680][ C1] [ 12.779933][ C1] CPU0 [ 12.780061][ C1] ---- [ 12.780191][ C1] lock(pin_fs_lock); [ 12.780324][ C1] [ 12.780453][ C1] lock(pin_fs_lock); [ 12.780585][ C1] [ 12.780585][ C1] *** DEADLOCK *** [ 12.780585][ C1] [ 12.780836][ C1] 1 lock held by ksoftirqd/1/22: [ 12.781008][ C1] #0: ffffffff97f774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.781320][ C1] [ 12.781320][ C1] stack backtrace: [ 12.781537][ C1] CPU: 1 UID: 0 PID: 22 Comm: ksoftirqd/1 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.781542][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.781544][ C1] Call Trace: [ 12.781546][ C1] [ 12.781548][ C1] dump_stack_lvl+0x82/0xd0 [ 12.781554][ C1] print_usage_bug.part.0+0x25f/0x360 [ 12.781559][ C1] mark_lock_irq+0x343/0x400 [ 12.781564][ C1] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.781569][ C1] ? save_trace+0x52/0x170 [ 12.781573][ C1] mark_lock+0x174/0x2f0 [ 12.781577][ C1] mark_usage+0x46/0x150 [ 12.781580][ C1] __lock_acquire+0x20b/0x7e0 [ 12.781584][ C1] ? __lock_acquire+0x44d/0x7e0 [ 12.781588][ C1] lock_acquire.part.0+0xb6/0x240 [ 12.781591][ C1] ? simple_pin_fs+0x24/0x150 [ 12.781595][ C1] ? rcu_is_watching+0x12/0xc0 [ 12.781600][ C1] ? lock_acquire+0x10c/0x170 [ 12.781603][ C1] ? simple_pin_fs+0x24/0x150 [ 12.781606][ C1] _raw_spin_lock+0x33/0x40 [ 12.781610][ C1] ? simple_pin_fs+0x24/0x150 [ 12.781612][ C1] simple_pin_fs+0x24/0x150 [ 12.781615][ C1] debugfs_remove+0x35/0x70 [ 12.781619][ C1] ref_tracker_dir_exit+0xcf/0x740 [ 12.781623][ C1] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.781626][ C1] ? __sk_destruct+0x383/0x780 [ 12.781631][ C1] ? rcu_do_batch+0x34c/0xf20 [ 12.781634][ C1] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.781636][ C1] ? smpboot_thread_fn+0x30a/0x960 [ 12.781639][ C1] ? kthread+0x37e/0x600 [ 12.781643][ C1] ? ret_from_fork+0x240/0x320 [ 12.781646][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 12.781648][ C1] ? migrate_enable+0x1f2/0x270 [ 12.781652][ C1] ? __pfx_migrate_enable+0x10/0x10 [ 12.781658][ C1] __put_net+0x19/0x60 [ 12.781661][ C1] __sk_destruct+0x58a/0x780 [ 12.781666][ C1] ? rcu_do_batch+0x34a/0xf20 [ 12.781668][ C1] rcu_do_batch+0x34c/0xf20 [ 12.781673][ C1] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.781677][ C1] ? __lock_release+0x5d/0x170 [ 12.781680][ C1] ? rcu_is_watching+0x12/0xc0 [ 12.781684][ C1] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.781688][ C1] rcu_core+0x2bb/0x500 [ 12.781693][ C1] handle_softirqs+0x218/0x620 [ 12.781698][ C1] ? __pfx_run_ksoftirqd+0x10/0x10 [ 12.781702][ C1] run_ksoftirqd+0x3f/0x70 [ 12.781705][ C1] smpboot_thread_fn+0x30a/0x960 [ 12.781707][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 12.781711][ C1] kthread+0x37e/0x600 [ 12.781714][ C1] ? __pfx_kthread+0x10/0x10 [ 12.781716][ C1] ? ret_from_fork+0x1b/0x320 [ 12.781719][ C1] ? __lock_release+0x5d/0x170 [ 12.781722][ C1] ? rcu_is_watching+0x12/0xc0 [ 12.781726][ C1] ? __pfx_kthread+0x10/0x10 [ 12.781729][ C1] ret_from_fork+0x240/0x320 [ 12.781732][ C1] ? __pfx_kthread+0x10/0x10 [ 12.781734][ C1] ret_from_fork_asm+0x1a/0x30 [ 12.781741][ C1] [ 12.791547][ C1] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.791824][ C1] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 22, name: ksoftirqd/1 [ 12.792093][ C1] preempt_count: 100, expected: 0 [ 12.792254][ C1] RCU nest depth: 0, expected: 0 [ 12.792421][ C1] INFO: lockdep is turned off. [ 12.792579][ C1] Preemption disabled at: [ 12.792581][ C1] [] handle_softirqs+0xe5/0x620 [ 12.792900][ C1] CPU: 1 UID: 0 PID: 22 Comm: ksoftirqd/1 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.792904][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.792906][ C1] Call Trace: [ 12.792907][ C1] [ 12.792909][ C1] dump_stack_lvl+0xb0/0xd0 [ 12.792915][ C1] __might_resched+0x360/0x5a0 [ 12.792922][ C1] down_write+0x72/0x210 [ 12.792926][ C1] ? __pfx_down_write+0x10/0x10 [ 12.792929][ C1] ? simple_recursive_removal+0x33/0x610 [ 12.792933][ C1] ? rcu_is_watching+0x12/0xc0 [ 12.792938][ C1] ? do_raw_spin_unlock+0x58/0x220 [ 12.792941][ C1] simple_recursive_removal+0x6a/0x610 [ 12.792944][ C1] ? do_raw_spin_unlock+0x58/0x220 [ 12.792947][ C1] ? __pfx_remove_one+0x10/0x10 [ 12.792952][ C1] debugfs_remove+0x44/0x70 [ 12.792955][ C1] ref_tracker_dir_exit+0xcf/0x740 [ 12.792959][ C1] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.792962][ C1] ? __sk_destruct+0x383/0x780 [ 12.792966][ C1] ? rcu_do_batch+0x34c/0xf20 [ 12.792969][ C1] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.792971][ C1] ? smpboot_thread_fn+0x30a/0x960 [ 12.792974][ C1] ? kthread+0x37e/0x600 [ 12.792977][ C1] ? ret_from_fork+0x240/0x320 [ 12.792981][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 12.792984][ C1] ? migrate_enable+0x1f2/0x270 [ 12.792988][ C1] ? __pfx_migrate_enable+0x10/0x10 [ 12.792994][ C1] __put_net+0x19/0x60 [ 12.792998][ C1] __sk_destruct+0x58a/0x780 [ 12.793002][ C1] ? rcu_do_batch+0x34a/0xf20 [ 12.793004][ C1] rcu_do_batch+0x34c/0xf20 [ 12.793009][ C1] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.793012][ C1] ? __lock_release+0x5d/0x170 [ 12.793017][ C1] ? rcu_is_watching+0x12/0xc0 [ 12.793020][ C1] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.793026][ C1] rcu_core+0x2bb/0x500 [ 12.793031][ C1] handle_softirqs+0x218/0x620 [ 12.793035][ C1] ? __pfx_run_ksoftirqd+0x10/0x10 [ 12.793040][ C1] run_ksoftirqd+0x3f/0x70 [ 12.793043][ C1] smpboot_thread_fn+0x30a/0x960 [ 12.793046][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 12.793049][ C1] kthread+0x37e/0x600 [ 12.793052][ C1] ? __pfx_kthread+0x10/0x10 [ 12.793054][ C1] ? ret_from_fork+0x1b/0x320 [ 12.793057][ C1] ? __lock_release+0x5d/0x170 [ 12.793061][ C1] ? rcu_is_watching+0x12/0xc0 [ 12.793064][ C1] ? __pfx_kthread+0x10/0x10 [ 12.793067][ C1] ret_from_fork+0x240/0x320 [ 12.793070][ C1] ? __pfx_kthread+0x10/0x10 [ 12.793073][ C1] ret_from_fork_asm+0x1a/0x30 [ 12.793080][ C1]