[ 12.916494][ C2] [ 12.916675][ C2] ================================ [ 12.916887][ C2] WARNING: inconsistent lock state [ 12.917098][ C2] 6.15.0-virtme #1 Not tainted [ 12.917303][ C2] -------------------------------- [ 12.917509][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.917766][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.918019][ C2] ffffffffb7fc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.918387][ C2] {SOFTIRQ-ON-W} state was registered at: [ 12.918596][ C2] __lock_acquire+0x20b/0x7e0 [ 12.918812][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.919022][ C2] _raw_spin_lock+0x33/0x40 [ 12.919231][ C2] simple_pin_fs+0x24/0x150 [ 12.919435][ C2] start_creating.part.0+0x52/0x310 [ 12.919644][ C2] debugfs_create_dir+0x6a/0x540 [ 12.919851][ C2] component_debug_init+0x17/0x30 [ 12.920065][ C2] do_one_initcall+0x8f/0x1e0 [ 12.920263][ C2] do_initcalls+0x176/0x280 [ 12.920466][ C2] kernel_init_freeable+0x22d/0x300 [ 12.920667][ C2] kernel_init+0x20/0x200 [ 12.920868][ C2] ret_from_fork+0x240/0x320 [ 12.921079][ C2] ret_from_fork_asm+0x1a/0x30 [ 12.921285][ C2] irq event stamp: 225178 [ 12.921444][ C2] hardirqs last enabled at (225178): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.921854][ C2] hardirqs last disabled at (225177): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.922259][ C2] softirqs last enabled at (223274): [] handle_softirqs+0x358/0x620 [ 12.922622][ C2] softirqs last disabled at (223317): [] __irq_exit_rcu+0xfa/0x160 [ 12.922995][ C2] [ 12.922995][ C2] other info that might help us debug this: [ 12.923301][ C2] Possible unsafe locking scenario: [ 12.923301][ C2] [ 12.923605][ C2] CPU0 [ 12.923759][ C2] ---- [ 12.923916][ C2] lock(pin_fs_lock); [ 12.924077][ C2] [ 12.924234][ C2] lock(pin_fs_lock); [ 12.924391][ C2] [ 12.924391][ C2] *** DEADLOCK *** [ 12.924391][ C2] [ 12.924689][ C2] 1 lock held by swapper/2/0: [ 12.924897][ C2] #0: ffffffffb7d774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.925255][ C2] [ 12.925255][ C2] stack backtrace: [ 12.925504][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.925509][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.925511][ C2] Call Trace: [ 12.925513][ C2] [ 12.925517][ C2] dump_stack_lvl+0x82/0xd0 [ 12.925523][ C2] print_usage_bug.part.0+0x25f/0x360 [ 12.925528][ C2] mark_lock_irq+0x343/0x400 [ 12.925533][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.925539][ C2] ? save_trace+0x52/0x170 [ 12.925543][ C2] mark_lock+0x174/0x2f0 [ 12.925547][ C2] mark_usage+0x46/0x150 [ 12.925551][ C2] __lock_acquire+0x20b/0x7e0 [ 12.925554][ C2] ? __lock_acquire+0x44d/0x7e0 [ 12.925559][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.925562][ C2] ? simple_pin_fs+0x24/0x150 [ 12.925565][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.925572][ C2] ? lock_acquire+0x10c/0x170 [ 12.925575][ C2] ? simple_pin_fs+0x24/0x150 [ 12.925578][ C2] _raw_spin_lock+0x33/0x40 [ 12.925582][ C2] ? simple_pin_fs+0x24/0x150 [ 12.925584][ C2] simple_pin_fs+0x24/0x150 [ 12.925587][ C2] debugfs_remove+0x35/0x70 [ 12.925591][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.925597][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.925600][ C2] ? __sk_destruct+0x383/0x780 [ 12.925607][ C2] ? rcu_do_batch+0x34c/0xf20 [ 12.925610][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.925613][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.925616][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.925622][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.925627][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.925630][ C2] ? default_idle+0x9/0x10 [ 12.925633][ C2] ? default_idle_call+0x6d/0xb0 [ 12.925635][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.925640][ C2] ? do_idle+0xf6/0x160 [ 12.925643][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.925646][ C2] ? start_secondary+0x213/0x2a0 [ 12.925650][ C2] ? common_startup_64+0x13e/0x148 [ 12.925658][ C2] __put_net+0x19/0x60 [ 12.925663][ C2] __sk_destruct+0x58a/0x780 [ 12.925667][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.925670][ C2] rcu_do_batch+0x34c/0xf20 [ 12.925674][ C2] ? find_held_lock+0x2b/0x80 [ 12.925678][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.925681][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.925685][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.925689][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.925694][ C2] rcu_core+0x2bb/0x500 [ 12.925699][ C2] handle_softirqs+0x218/0x620 [ 12.925705][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.925708][ C2] irq_exit_rcu+0xe/0x30 [ 12.925711][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.925715][ C2] [ 12.925716][ C2] [ 12.925718][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.925720][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.925725][ C2] 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 [ 12.925728][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 12.925731][ C2] RAX: 0000000000036853 RBX: 1ffff92000028fc1 RCX: ffffffffb6da35d9 [ 12.925733][ C2] RDX: 0000000000000000 RSI: ffffffffb789175c RDI: ffffffffb7053ca0 [ 12.925735][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 12.925737][ C2] R10: ffff8880361337d3 R11: ffffffffb7a11288 R12: 0000000000000000 [ 12.925739][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 12.925742][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.925747][ C2] default_idle+0x9/0x10 [ 12.925749][ C2] default_idle_call+0x6d/0xb0 [ 12.925752][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.925756][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.925760][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.925765][ C2] do_idle+0xf6/0x160 [ 12.925769][ C2] cpu_startup_entry+0x54/0x60 [ 12.925772][ C2] start_secondary+0x213/0x2a0 [ 12.925775][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.925780][ C2] common_startup_64+0x13e/0x148 [ 12.925788][ C2] [ 12.943457][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.943823][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 12.944178][ C2] preempt_count: 101, expected: 0 [ 12.944499][ C2] RCU nest depth: 0, expected: 0 [ 12.944708][ C2] INFO: lockdep is turned off. [ 12.944934][ C2] Preemption disabled at: [ 12.944936][ C2] [<0000000000000000>] 0x0 [ 12.945425][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.945430][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.945432][ C2] Call Trace: [ 12.945434][ C2] [ 12.945437][ C2] dump_stack_lvl+0xb0/0xd0 [ 12.945445][ C2] __might_resched+0x360/0x5a0 [ 12.945455][ C2] down_write+0x72/0x210 [ 12.945460][ C2] ? __pfx_down_write+0x10/0x10 [ 12.945463][ C2] ? simple_recursive_removal+0x33/0x610 [ 12.945469][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.945476][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.945481][ C2] simple_recursive_removal+0x6a/0x610 [ 12.945484][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.945487][ C2] ? __pfx_remove_one+0x10/0x10 [ 12.945493][ C2] debugfs_remove+0x44/0x70 [ 12.945496][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.945503][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.945505][ C2] ? __sk_destruct+0x383/0x780 [ 12.945511][ C2] ? rcu_do_batch+0x34c/0xf20 [ 12.945517][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.945519][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.945526][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.945530][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.945535][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.945539][ C2] ? default_idle+0x9/0x10 [ 12.945541][ C2] ? default_idle_call+0x6d/0xb0 [ 12.945544][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.945550][ C2] ? do_idle+0xf6/0x160 [ 12.945552][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.945555][ C2] ? start_secondary+0x213/0x2a0 [ 12.945560][ C2] ? common_startup_64+0x13e/0x148 [ 12.945568][ C2] __put_net+0x19/0x60 [ 12.945573][ C2] __sk_destruct+0x58a/0x780 [ 12.945577][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.945580][ C2] rcu_do_batch+0x34c/0xf20 [ 12.945584][ C2] ? find_held_lock+0x2b/0x80 [ 12.945589][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.945592][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.945598][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.945602][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.945606][ C2] rcu_core+0x2bb/0x500 [ 12.945612][ C2] handle_softirqs+0x218/0x620 [ 12.945617][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.945621][ C2] irq_exit_rcu+0xe/0x30 [ 12.945624][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.945627][ C2] [ 12.945628][ C2] [ 12.945630][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.945633][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.945637][ C2] 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 [ 12.945640][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 12.945643][ C2] RAX: 0000000000036853 RBX: 1ffff92000028fc1 RCX: ffffffffb6da35d9 [ 12.945645][ C2] RDX: 0000000000000000 RSI: ffffffffb789175c RDI: ffffffffb7053ca0 [ 12.945647][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 12.945648][ C2] R10: ffff8880361337d3 R11: ffffffffb7a11288 R12: 0000000000000000 [ 12.945650][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 12.945654][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.945659][ C2] default_idle+0x9/0x10 [ 12.945661][ C2] default_idle_call+0x6d/0xb0 [ 12.945664][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.945667][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.945671][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.945676][ C2] do_idle+0xf6/0x160 [ 12.945680][ C2] cpu_startup_entry+0x54/0x60 [ 12.945683][ C2] start_secondary+0x213/0x2a0 [ 12.945686][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.945691][ C2] common_startup_64+0x13e/0x148 [ 12.945698][ C2]