[ 17.568070][ T225] packetdrill (225) used greatest stack depth: 24696 bytes left [ 17.583223][ C2] [ 17.583351][ C2] ================================ [ 17.583540][ C2] WARNING: inconsistent lock state [ 17.583723][ C2] 6.15.0-virtme #1 Not tainted [ 17.583908][ C2] -------------------------------- [ 17.584091][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 17.584316][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 17.584545][ C2] ffffffff87f8d218 (&xa->xa_lock#8){+.?.}-{3:3}, at: xa_set_mark+0x73/0x120 [ 17.584877][ C2] {SOFTIRQ-ON-W} state was registered at: [ 17.585058][ C2] __lock_acquire+0x20b/0x7e0 [ 17.585249][ C2] lock_acquire.part.0+0xb6/0x240 [ 17.585436][ C2] _raw_spin_lock+0x33/0x40 [ 17.585622][ C2] xa_store+0x1c/0x50 [ 17.585762][ C2] ref_tracker_dir_debugfs+0x168/0x1b0 [ 17.585950][ C2] init_net_debugfs+0x15/0x70 [ 17.586135][ C2] do_one_initcall+0x8c/0x1e0 [ 17.586320][ C2] do_initcalls+0x176/0x280 [ 17.586508][ C2] kernel_init_freeable+0x22d/0x300 [ 17.586692][ C2] kernel_init+0x20/0x200 [ 17.586879][ C2] ret_from_fork+0x240/0x320 [ 17.587068][ C2] ret_from_fork_asm+0x1a/0x30 [ 17.587251][ C2] irq event stamp: 272424 [ 17.587394][ C2] hardirqs last enabled at (272424): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 17.587766][ C2] hardirqs last disabled at (272423): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 17.588143][ C2] softirqs last enabled at (271438): [] handle_softirqs+0x358/0x620 [ 17.588463][ C2] softirqs last disabled at (271445): [] __irq_exit_rcu+0xfa/0x160 [ 17.588794][ C2] [ 17.588794][ C2] other info that might help us debug this: [ 17.589072][ C2] Possible unsafe locking scenario: [ 17.589072][ C2] [ 17.589352][ C2] CPU0 [ 17.589492][ C2] ---- [ 17.589631][ C2] lock(&xa->xa_lock#8); [ 17.589773][ C2] [ 17.589909][ C2] lock(&xa->xa_lock#8); [ 17.590100][ C2] [ 17.590100][ C2] *** DEADLOCK *** [ 17.590100][ C2] [ 17.590372][ C2] 1 lock held by swapper/2/0: [ 17.590562][ C2] #0: ffffffff855793c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 17.590891][ C2] [ 17.590891][ C2] stack backtrace: [ 17.591119][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 17.591123][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.591125][ C2] Call Trace: [ 17.591127][ C2] [ 17.591129][ C2] dump_stack_lvl+0x82/0xd0 [ 17.591135][ C2] print_usage_bug.part.0+0x25f/0x360 [ 17.591140][ C2] mark_lock_irq+0x343/0x400 [ 17.591147][ C2] mark_lock+0x174/0x2f0 [ 17.591151][ C2] mark_usage+0x46/0x150 [ 17.591155][ C2] __lock_acquire+0x20b/0x7e0 [ 17.591158][ C2] ? unwind_next_frame+0x4f8/0x1e10 [ 17.591163][ C2] ? start_secondary+0x213/0x2a0 [ 17.591168][ C2] lock_acquire.part.0+0xb6/0x240 [ 17.591172][ C2] ? xa_set_mark+0x73/0x120 [ 17.591175][ C2] ? rcu_is_watching+0x12/0xc0 [ 17.591180][ C2] ? lock_acquire+0x10c/0x170 [ 17.591183][ C2] ? xa_set_mark+0x73/0x120 [ 17.591187][ C2] _raw_spin_lock+0x33/0x40 [ 17.591190][ C2] ? xa_set_mark+0x73/0x120 [ 17.591193][ C2] xa_set_mark+0x73/0x120 [ 17.591195][ C2] ? __pfx_xa_set_mark+0x10/0x10 [ 17.591198][ C2] ? __lock_acquire+0x44d/0x7e0 [ 17.591203][ C2] ? find_held_lock+0x2b/0x80 [ 17.591207][ C2] ref_tracker_dir_exit+0xb2/0x740 [ 17.591212][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 17.591215][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 17.591219][ C2] ? ref_tracker_free+0x35d/0x900 [ 17.591222][ C2] ? __lock_acquire+0x44d/0x7e0 [ 17.591225][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 17.591228][ C2] ? __sk_destruct+0x383/0x780 [ 17.591232][ C2] ? rcu_do_batch+0x34f/0xf20 [ 17.591235][ C2] ? rcu_core+0x2bb/0x500 [ 17.591237][ C2] ? handle_softirqs+0x21b/0x620 [ 17.591242][ C2] __put_net+0x83/0x140 [ 17.591245][ C2] ? do_idle+0xf6/0x160 [ 17.591250][ C2] ? __pfx___put_net+0x10/0x10 [ 17.591254][ C2] ? bpf_sk_storage_free+0x9f/0x1c0 [ 17.591258][ C2] __sk_destruct+0x58a/0x780 [ 17.591262][ C2] ? rcu_do_batch+0x34a/0xf20 [ 17.591264][ C2] rcu_do_batch+0x34f/0xf20 [ 17.591268][ C2] ? find_held_lock+0x2b/0x80 [ 17.591271][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 17.591275][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 17.591278][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 17.591283][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 17.591287][ C2] rcu_core+0x2bb/0x500 [ 17.591290][ C2] handle_softirqs+0x21b/0x620 [ 17.591296][ C2] __irq_exit_rcu+0xfa/0x160 [ 17.591299][ C2] irq_exit_rcu+0xe/0x30 [ 17.591303][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 17.591306][ C2] [ 17.591307][ C2] [ 17.591309][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 17.591313][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 17.591317][ C2] 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 [ 17.591319][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 17.591322][ C2] RAX: 0000000000042453 RBX: 1ffff92000028fc1 RCX: ffffffff845ca3c9 [ 17.591324][ C2] RDX: 0000000000000000 RSI: ffffffff850a57e9 RDI: ffffffff8485a220 [ 17.591326][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005ea6702 [ 17.591327][ C2] R10: ffff88802f533813 R11: ffffffff85211288 R12: 0000000000000000 [ 17.591329][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 17.591333][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 17.591338][ C2] default_idle+0x9/0x10 [ 17.591341][ C2] default_idle_call+0x6d/0xb0 [ 17.591343][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 17.591347][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 17.591351][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 17.591355][ C2] do_idle+0xf6/0x160 [ 17.591359][ C2] cpu_startup_entry+0x54/0x60 [ 17.591363][ C2] start_secondary+0x213/0x2a0 [ 17.591366][ C2] ? __pfx_start_secondary+0x10/0x10 [ 17.591371][ C2] common_startup_64+0x13e/0x148 [ 17.591378][ C2] [ 22.151878][ T259] packetdrill (259) used greatest stack depth: 24392 bytes left