[ 15.019615][ C3] [ 15.019777][ C3] ================================ [ 15.020001][ C3] WARNING: inconsistent lock state [ 15.020222][ C3] 6.15.0-virtme #1 Not tainted [ 15.020453][ C3] -------------------------------- [ 15.020674][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 15.020953][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 15.021223][ C3] ffffffff9938d218 (&xa->xa_lock#8){+.?.}-{3:3}, at: xa_set_mark+0x73/0x120 [ 15.021616][ C3] {SOFTIRQ-ON-W} state was registered at: [ 15.021840][ C3] __lock_acquire+0x20b/0x7e0 [ 15.022068][ C3] lock_acquire.part.0+0xb6/0x240 [ 15.022289][ C3] _raw_spin_lock+0x33/0x40 [ 15.022511][ C3] xa_store+0x1c/0x50 [ 15.022676][ C3] ref_tracker_dir_debugfs+0x168/0x1b0 [ 15.022898][ C3] init_net_debugfs+0x15/0x70 [ 15.023130][ C3] do_one_initcall+0x8c/0x1e0 [ 15.023354][ C3] do_initcalls+0x176/0x280 [ 15.023576][ C3] kernel_init_freeable+0x22d/0x300 [ 15.023798][ C3] kernel_init+0x20/0x200 [ 15.024020][ C3] ret_from_fork+0x240/0x320 [ 15.024241][ C3] ret_from_fork_asm+0x1a/0x30 [ 15.024470][ C3] irq event stamp: 286964 [ 15.024637][ C3] hardirqs last enabled at (286964): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.025079][ C3] hardirqs last disabled at (286963): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 15.025512][ C3] softirqs last enabled at (285792): [] handle_softirqs+0x358/0x620 [ 15.025896][ C3] softirqs last disabled at (285805): [] __irq_exit_rcu+0xfa/0x160 [ 15.026283][ C3] [ 15.026283][ C3] other info that might help us debug this: [ 15.026605][ C3] Possible unsafe locking scenario: [ 15.026605][ C3] [ 15.026926][ C3] CPU0 [ 15.027091][ C3] ---- [ 15.027254][ C3] lock(&xa->xa_lock#8); [ 15.027421][ C3] [ 15.027586][ C3] lock(&xa->xa_lock#8); [ 15.027805][ C3] [ 15.027805][ C3] *** DEADLOCK *** [ 15.027805][ C3] [ 15.028127][ C3] 1 lock held by swapper/3/0: [ 15.028345][ C3] #0: ffffffff969793c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 15.028742][ C3] [ 15.028742][ C3] stack backtrace: [ 15.029021][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 15.029026][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.029028][ C3] Call Trace: [ 15.029030][ C3] [ 15.029032][ C3] dump_stack_lvl+0x82/0xd0 [ 15.029038][ C3] print_usage_bug.part.0+0x25f/0x360 [ 15.029043][ C3] mark_lock_irq+0x343/0x400 [ 15.029050][ C3] mark_lock+0x174/0x2f0 [ 15.029054][ C3] mark_usage+0x46/0x150 [ 15.029058][ C3] __lock_acquire+0x20b/0x7e0 [ 15.029061][ C3] ? unwind_next_frame+0x4f8/0x1e10 [ 15.029067][ C3] ? start_secondary+0x213/0x2a0 [ 15.029072][ C3] lock_acquire.part.0+0xb6/0x240 [ 15.029076][ C3] ? xa_set_mark+0x73/0x120 [ 15.029079][ C3] ? rcu_is_watching+0x12/0xc0 [ 15.029085][ C3] ? lock_acquire+0x10c/0x170 [ 15.029088][ C3] ? xa_set_mark+0x73/0x120 [ 15.029091][ C3] _raw_spin_lock+0x33/0x40 [ 15.029094][ C3] ? xa_set_mark+0x73/0x120 [ 15.029097][ C3] xa_set_mark+0x73/0x120 [ 15.029100][ C3] ? __pfx_xa_set_mark+0x10/0x10 [ 15.029102][ C3] ? __lock_acquire+0x44d/0x7e0 [ 15.029107][ C3] ? find_held_lock+0x2b/0x80 [ 15.029111][ C3] ref_tracker_dir_exit+0xb2/0x740 [ 15.029116][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.029120][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.029124][ C3] ? ref_tracker_free+0x35d/0x900 [ 15.029127][ C3] ? __lock_acquire+0x44d/0x7e0 [ 15.029130][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.029133][ C3] ? __sk_destruct+0x383/0x780 [ 15.029139][ C3] ? rcu_do_batch+0x34f/0xf20 [ 15.029141][ C3] ? rcu_core+0x2bb/0x500 [ 15.029144][ C3] ? handle_softirqs+0x21b/0x620 [ 15.029149][ C3] __put_net+0x83/0x140 [ 15.029154][ C3] ? do_idle+0xf6/0x160 [ 15.029158][ C3] ? __pfx___put_net+0x10/0x10 [ 15.029162][ C3] ? bpf_sk_storage_free+0x9f/0x1c0 [ 15.029167][ C3] __sk_destruct+0x58a/0x780 [ 15.029170][ C3] ? rcu_do_batch+0x34a/0xf20 [ 15.029173][ C3] rcu_do_batch+0x34f/0xf20 [ 15.029177][ C3] ? find_held_lock+0x2b/0x80 [ 15.029181][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.029184][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.029188][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 15.029192][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.029197][ C3] rcu_core+0x2bb/0x500 [ 15.029200][ C3] handle_softirqs+0x21b/0x620 [ 15.029205][ C3] __irq_exit_rcu+0xfa/0x160 [ 15.029209][ C3] irq_exit_rcu+0xe/0x30 [ 15.029212][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.029216][ C3] [ 15.029217][ C3] [ 15.029218][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.029222][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.029226][ C3] Code: 64 b3 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 53 a7 0c 00 fb f4 cc 58 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 15.029228][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 15.029231][ C3] RAX: 0000000000045c6b RBX: 1ffff9200002afc1 RCX: ffffffff959ca3c9 [ 15.029234][ C3] RDX: 0000000000000000 RSI: ffffffff964a57e9 RDI: ffffffff95c5a220 [ 15.029235][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb6702 [ 15.029237][ C3] R10: ffff88802f5b3813 R11: ffffffff96611288 R12: 0000000000000000 [ 15.029238][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 15.029242][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.029248][ C3] default_idle+0x9/0x10 [ 15.029250][ C3] default_idle_call+0x6d/0xb0 [ 15.029253][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 15.029256][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.029260][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 15.029265][ C3] do_idle+0xf6/0x160 [ 15.029269][ C3] cpu_startup_entry+0x54/0x60 [ 15.029273][ C3] start_secondary+0x213/0x2a0 [ 15.029276][ C3] ? __pfx_start_secondary+0x10/0x10 [ 15.029281][ C3] common_startup_64+0x13e/0x148 [ 15.029288][ C3] [ 16.746084][ T256] packetdrill (256) used greatest stack depth: 24568 bytes left