[ 13.004877][ C3] [ 13.005021][ C3] ================================ [ 13.005221][ C3] WARNING: inconsistent lock state [ 13.005418][ C3] 6.15.0-virtme #1 Not tainted [ 13.005617][ C3] -------------------------------- [ 13.005814][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.006060][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.006302][ C3] ffffffff967c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.006648][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.006840][ C3] __lock_acquire+0x20b/0x7e0 [ 13.007033][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.007224][ C3] _raw_spin_lock+0x33/0x40 [ 13.007417][ C3] simple_pin_fs+0x24/0x150 [ 13.007604][ C3] start_creating.part.0+0x52/0x310 [ 13.007806][ C3] debugfs_create_dir+0x6a/0x540 [ 13.008007][ C3] component_debug_init+0x17/0x30 [ 13.008207][ C3] do_one_initcall+0x8f/0x1e0 [ 13.008403][ C3] do_initcalls+0x176/0x280 [ 13.008608][ C3] kernel_init_freeable+0x22d/0x300 [ 13.008803][ C3] kernel_init+0x20/0x200 [ 13.009000][ C3] ret_from_fork+0x240/0x320 [ 13.009196][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.009392][ C3] irq event stamp: 250980 [ 13.009539][ C3] hardirqs last enabled at (250980): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.009937][ C3] hardirqs last disabled at (250979): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.010355][ C3] softirqs last enabled at (250664): [] handle_softirqs+0x358/0x620 [ 13.010696][ C3] softirqs last disabled at (250671): [] __irq_exit_rcu+0xfa/0x160 [ 13.011043][ C3] [ 13.011043][ C3] other info that might help us debug this: [ 13.011332][ C3] Possible unsafe locking scenario: [ 13.011332][ C3] [ 13.011619][ C3] CPU0 [ 13.011767][ C3] ---- [ 13.011917][ C3] lock(pin_fs_lock); [ 13.012069][ C3] [ 13.012210][ C3] lock(pin_fs_lock); [ 13.012375][ C3] [ 13.012375][ C3] *** DEADLOCK *** [ 13.012375][ C3] [ 13.012663][ C3] 1 lock held by swapper/3/0: [ 13.012866][ C3] #0: ffffffff965774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.013206][ C3] [ 13.013206][ C3] stack backtrace: [ 13.013443][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.013447][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.013450][ C3] Call Trace: [ 13.013451][ C3] [ 13.013454][ C3] dump_stack_lvl+0x82/0xd0 [ 13.013460][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.013465][ C3] mark_lock_irq+0x343/0x400 [ 13.013469][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.013474][ C3] ? save_trace+0x52/0x170 [ 13.013478][ C3] mark_lock+0x174/0x2f0 [ 13.013482][ C3] mark_usage+0x46/0x150 [ 13.013486][ C3] __lock_acquire+0x20b/0x7e0 [ 13.013489][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.013493][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.013497][ C3] ? simple_pin_fs+0x24/0x150 [ 13.013500][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.013505][ C3] ? lock_acquire+0x10c/0x170 [ 13.013508][ C3] ? simple_pin_fs+0x24/0x150 [ 13.013511][ C3] _raw_spin_lock+0x33/0x40 [ 13.013515][ C3] ? simple_pin_fs+0x24/0x150 [ 13.013517][ C3] simple_pin_fs+0x24/0x150 [ 13.013520][ C3] debugfs_remove+0x35/0x70 [ 13.013523][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.013528][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.013531][ C3] ? __sk_destruct+0x383/0x780 [ 13.013536][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.013539][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.013542][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.013545][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.013549][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.013553][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.013556][ C3] ? default_idle+0x9/0x10 [ 13.013559][ C3] ? default_idle_call+0x6d/0xb0 [ 13.013561][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.013565][ C3] ? do_idle+0xf6/0x160 [ 13.013568][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.013571][ C3] ? start_secondary+0x213/0x2a0 [ 13.013574][ C3] ? common_startup_64+0x13e/0x148 [ 13.013581][ C3] __put_net+0x19/0x60 [ 13.013585][ C3] __sk_destruct+0x58a/0x780 [ 13.013590][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.013592][ C3] rcu_do_batch+0x34c/0xf20 [ 13.013596][ C3] ? find_held_lock+0x2b/0x80 [ 13.013600][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.013603][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.013607][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.013611][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.013615][ C3] rcu_core+0x2bb/0x500 [ 13.013620][ C3] handle_softirqs+0x218/0x620 [ 13.013626][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.013629][ C3] irq_exit_rcu+0xe/0x30 [ 13.013632][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.013636][ C3] [ 13.013637][ C3] [ 13.013638][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.013641][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.013645][ C3] Code: a2 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 17 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 [ 13.013648][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 13.013651][ C3] RAX: 000000000003d32d RBX: 1ffff9200002afc1 RCX: ffffffff955a25d9 [ 13.013653][ C3] RDX: 0000000000000000 RSI: ffffffff9609175c RDI: ffffffff95853ca0 [ 13.013655][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.013656][ C3] R10: ffff8880361b37d3 R11: ffffffff96211288 R12: 0000000000000000 [ 13.013658][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.013662][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.013666][ C3] default_idle+0x9/0x10 [ 13.013669][ C3] default_idle_call+0x6d/0xb0 [ 13.013671][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.013675][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.013679][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.013683][ C3] do_idle+0xf6/0x160 [ 13.013687][ C3] cpu_startup_entry+0x54/0x60 [ 13.013691][ C3] start_secondary+0x213/0x2a0 [ 13.013694][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.013699][ C3] common_startup_64+0x13e/0x148 [ 13.013706][ C3] [ 13.029963][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.030291][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.030609][ C3] preempt_count: 101, expected: 0 [ 13.030903][ C3] RCU nest depth: 0, expected: 0 [ 13.031084][ C3] INFO: lockdep is turned off. [ 13.031261][ C3] Preemption disabled at: [ 13.031263][ C3] [<0000000000000000>] 0x0 [ 13.031597][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.031601][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.031603][ C3] Call Trace: [ 13.031604][ C3] [ 13.031606][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.031613][ C3] __might_resched+0x360/0x5a0 [ 13.031620][ C3] down_write+0x72/0x210 [ 13.031625][ C3] ? __pfx_down_write+0x10/0x10 [ 13.031628][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.031632][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.031638][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.031641][ C3] simple_recursive_removal+0x6a/0x610 [ 13.031644][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.031647][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.031652][ C3] debugfs_remove+0x44/0x70 [ 13.031655][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.031659][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.031662][ C3] ? __sk_destruct+0x383/0x780 [ 13.031666][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.031669][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.031671][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.031676][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.031680][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.031683][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.031686][ C3] ? default_idle+0x9/0x10 [ 13.031689][ C3] ? default_idle_call+0x6d/0xb0 [ 13.031691][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.031695][ C3] ? do_idle+0xf6/0x160 [ 13.031698][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.031700][ C3] ? start_secondary+0x213/0x2a0 [ 13.031704][ C3] ? common_startup_64+0x13e/0x148 [ 13.031710][ C3] __put_net+0x19/0x60 [ 13.031713][ C3] __sk_destruct+0x58a/0x780 [ 13.031718][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.031720][ C3] rcu_do_batch+0x34c/0xf20 [ 13.031724][ C3] ? find_held_lock+0x2b/0x80 [ 13.031727][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.031731][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.031735][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.031739][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.031743][ C3] rcu_core+0x2bb/0x500 [ 13.031748][ C3] handle_softirqs+0x218/0x620 [ 13.031754][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.031757][ C3] irq_exit_rcu+0xe/0x30 [ 13.031760][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.031764][ C3] [ 13.031765][ C3] [ 13.031766][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.031769][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.031773][ C3] Code: a2 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 17 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 [ 13.031776][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 13.031779][ C3] RAX: 000000000003d32d RBX: 1ffff9200002afc1 RCX: ffffffff955a25d9 [ 13.031781][ C3] RDX: 0000000000000000 RSI: ffffffff9609175c RDI: ffffffff95853ca0 [ 13.031782][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.031784][ C3] R10: ffff8880361b37d3 R11: ffffffff96211288 R12: 0000000000000000 [ 13.031785][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.031789][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.031794][ C3] default_idle+0x9/0x10 [ 13.031796][ C3] default_idle_call+0x6d/0xb0 [ 13.031799][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.031802][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.031806][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.031810][ C3] do_idle+0xf6/0x160 [ 13.031814][ C3] cpu_startup_entry+0x54/0x60 [ 13.031817][ C3] start_secondary+0x213/0x2a0 [ 13.031820][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.031825][ C3] common_startup_64+0x13e/0x148 [ 13.031832][ C3]