[ 16.648867][ T251] tun: Universal TUN/TAP device driver, 1.6 [ 20.940876][ C2] [ 20.941082][ C2] ================================ [ 20.941286][ C2] WARNING: inconsistent lock state [ 20.941484][ C2] 6.15.0-virtme #1 Not tainted [ 20.941679][ C2] -------------------------------- [ 20.941870][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 20.942120][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 20.942353][ C2] ffffffff8c7d8518 (&xa->xa_lock#8){+.?.}-{3:3}, at: xa_set_mark+0x73/0x120 [ 20.942689][ C2] {SOFTIRQ-ON-W} state was registered at: [ 20.942876][ C2] __lock_acquire+0x20b/0x7e0 [ 20.943070][ C2] lock_acquire.part.0+0xb6/0x240 [ 20.943260][ C2] _raw_spin_lock+0x33/0x40 [ 20.943452][ C2] xa_store+0x1c/0x50 [ 20.943593][ C2] ref_tracker_dir_debugfs+0x168/0x1b0 [ 20.943785][ C2] init_net_debugfs+0x15/0x70 [ 20.943977][ C2] do_one_initcall+0x8c/0x1e0 [ 20.944164][ C2] do_initcalls+0x176/0x280 [ 20.944351][ C2] kernel_init_freeable+0x22d/0x300 [ 20.944538][ C2] kernel_init+0x20/0x200 [ 20.944729][ C2] ret_from_fork+0x240/0x320 [ 20.944919][ C2] ret_from_fork_asm+0x1a/0x30 [ 20.945106][ C2] irq event stamp: 362346 [ 20.945249][ C2] hardirqs last enabled at (362346): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 20.945626][ C2] hardirqs last disabled at (362345): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 20.945998][ C2] softirqs last enabled at (361818): [] handle_softirqs+0x358/0x620 [ 20.946334][ C2] softirqs last disabled at (361843): [] __irq_exit_rcu+0xfa/0x160 [ 20.946673][ C2] [ 20.946673][ C2] other info that might help us debug this: [ 20.946949][ C2] Possible unsafe locking scenario: [ 20.946949][ C2] [ 20.947234][ C2] CPU0 [ 20.947378][ C2] ---- [ 20.947519][ C2] lock(&xa->xa_lock#8); [ 20.947663][ C2] [ 20.947805][ C2] lock(&xa->xa_lock#8); [ 20.947993][ C2] [ 20.947993][ C2] *** DEADLOCK *** [ 20.947993][ C2] [ 20.948267][ C2] 1 lock held by swapper/2/0: [ 20.948457][ C2] #0: ffffffff89d79b40 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 20.948794][ C2] [ 20.948794][ C2] stack backtrace: [ 20.949027][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 20.949031][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.949033][ C2] Call Trace: [ 20.949035][ C2] [ 20.949037][ C2] dump_stack_lvl+0x82/0xd0 [ 20.949043][ C2] print_usage_bug.part.0+0x25f/0x360 [ 20.949047][ C2] mark_lock_irq+0x343/0x400 [ 20.949054][ C2] mark_lock+0x174/0x2f0 [ 20.949058][ C2] mark_usage+0x46/0x150 [ 20.949061][ C2] __lock_acquire+0x20b/0x7e0 [ 20.949064][ C2] ? unwind_next_frame+0x4f8/0x1e10 [ 20.949068][ C2] ? start_secondary+0x213/0x2a0 [ 20.949072][ C2] lock_acquire.part.0+0xb6/0x240 [ 20.949075][ C2] ? xa_set_mark+0x73/0x120 [ 20.949079][ C2] ? rcu_is_watching+0x12/0xc0 [ 20.949083][ C2] ? lock_acquire+0x10c/0x170 [ 20.949085][ C2] ? xa_set_mark+0x73/0x120 [ 20.949089][ C2] _raw_spin_lock+0x33/0x40 [ 20.949092][ C2] ? xa_set_mark+0x73/0x120 [ 20.949094][ C2] xa_set_mark+0x73/0x120 [ 20.949096][ C2] ? __pfx_xa_set_mark+0x10/0x10 [ 20.949099][ C2] ? __lock_acquire+0x44d/0x7e0 [ 20.949103][ C2] ? find_held_lock+0x2b/0x80 [ 20.949109][ C2] ref_tracker_dir_exit+0xb2/0x740 [ 20.949113][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 20.949117][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 20.949121][ C2] ? ref_tracker_free+0x35d/0x900 [ 20.949124][ C2] ? __lock_acquire+0x44d/0x7e0 [ 20.949127][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 20.949130][ C2] ? __sk_destruct+0x383/0x780 [ 20.949135][ C2] ? rcu_do_batch+0x34c/0xf20 [ 20.949137][ C2] ? rcu_core+0x2bb/0x500 [ 20.949141][ C2] ? handle_softirqs+0x21b/0x620 [ 20.949144][ C2] __put_net+0x83/0x140 [ 20.949150][ C2] ? do_idle+0xf6/0x160 [ 20.949154][ C2] ? __pfx___put_net+0x10/0x10 [ 20.949158][ C2] ? bpf_sk_storage_free+0x9f/0x1c0 [ 20.949163][ C2] __sk_destruct+0x58a/0x780 [ 20.949167][ C2] ? rcu_do_batch+0x34a/0xf20 [ 20.949169][ C2] rcu_do_batch+0x34c/0xf20 [ 20.949174][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 20.949177][ C2] ? __lock_release+0x5d/0x170 [ 20.949180][ C2] ? rcu_is_watching+0x12/0xc0 [ 20.949182][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 20.949187][ C2] rcu_core+0x2bb/0x500 [ 20.949190][ C2] handle_softirqs+0x21b/0x620 [ 20.949195][ C2] __irq_exit_rcu+0xfa/0x160 [ 20.949198][ C2] irq_exit_rcu+0xe/0x30 [ 20.949201][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 20.949205][ C2] [ 20.949206][ C2] [ 20.949207][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 20.949211][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 20.949215][ C2] Code: b4 cc 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 87 24 00 fb f4 cc 58 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 20.949218][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 20.949220][ C2] RAX: 0000000000058571 RBX: 1ffff92000028fc1 RCX: ffffffff88c4c3c9 [ 20.949223][ C2] RDX: 0000000000000000 RSI: ffffffff898bc1ba RDI: ffffffff8905f220 [ 20.949225][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c26702 [ 20.949226][ C2] R10: ffff888036133813 R11: ffffffff89a11288 R12: 0000000000000000 [ 20.949228][ C2] R13: ffff888001bfa340 R14: dffffc0000000000 R15: 0000000000000000 [ 20.949231][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 20.949237][ C2] default_idle+0x9/0x10 [ 20.949239][ C2] default_idle_call+0x6d/0xb0 [ 20.949242][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 20.949245][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 20.949248][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 20.949252][ C2] do_idle+0xf6/0x160 [ 20.949256][ C2] cpu_startup_entry+0x54/0x60 [ 20.949259][ C2] start_secondary+0x213/0x2a0 [ 20.949261][ C2] ? __pfx_start_secondary+0x10/0x10 [ 20.949266][ C2] common_startup_64+0x13e/0x148 [ 20.949274][ C2]