[ 14.208655][ T225] TCP: tun0: Driver has suspect GRO implementation, TCP performance may be compromised. [ 14.294296][ C2] [ 14.294419][ C2] ================================ [ 14.294609][ C2] WARNING: inconsistent lock state [ 14.294804][ C2] 6.15.0-virtme #1 Not tainted [ 14.295008][ C2] -------------------------------- [ 14.295190][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 14.295418][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 14.295648][ C2] ffffffff88fc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 14.295979][ C2] {SOFTIRQ-ON-W} state was registered at: [ 14.296165][ C2] __lock_acquire+0x20b/0x7e0 [ 14.296358][ C2] lock_acquire.part.0+0xb6/0x240 [ 14.296543][ C2] _raw_spin_lock+0x33/0x40 [ 14.296730][ C2] simple_pin_fs+0x24/0x150 [ 14.296915][ C2] start_creating.part.0+0x52/0x310 [ 14.297103][ C2] debugfs_create_dir+0x6a/0x540 [ 14.297290][ C2] component_debug_init+0x17/0x30 [ 14.297478][ C2] do_one_initcall+0x8f/0x1e0 [ 14.297664][ C2] do_initcalls+0x176/0x280 [ 14.297850][ C2] kernel_init_freeable+0x22d/0x300 [ 14.298039][ C2] kernel_init+0x20/0x200 [ 14.298224][ C2] ret_from_fork+0x240/0x320 [ 14.298410][ C2] ret_from_fork_asm+0x1a/0x30 [ 14.298595][ C2] irq event stamp: 249664 [ 14.298736][ C2] hardirqs last enabled at (249664): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.299115][ C2] hardirqs last disabled at (249663): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 14.299484][ C2] softirqs last enabled at (247646): [] handle_softirqs+0x358/0x620 [ 14.299808][ C2] softirqs last disabled at (247677): [] __irq_exit_rcu+0xfa/0x160 [ 14.300129][ C2] [ 14.300129][ C2] other info that might help us debug this: [ 14.300401][ C2] Possible unsafe locking scenario: [ 14.300401][ C2] [ 14.300674][ C2] CPU0 [ 14.300812][ C2] ---- [ 14.300950][ C2] lock(pin_fs_lock); [ 14.301092][ C2] [ 14.301232][ C2] lock(pin_fs_lock); [ 14.301375][ C2] [ 14.301375][ C2] *** DEADLOCK *** [ 14.301375][ C2] [ 14.301647][ C2] 1 lock held by swapper/2/0: [ 14.301834][ C2] #0: ffffffff88d774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 14.302164][ C2] [ 14.302164][ C2] stack backtrace: [ 14.302394][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 14.302398][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.302400][ C2] Call Trace: [ 14.302402][ C2] [ 14.302404][ C2] dump_stack_lvl+0x82/0xd0 [ 14.302410][ C2] print_usage_bug.part.0+0x25f/0x360 [ 14.302415][ C2] mark_lock_irq+0x343/0x400 [ 14.302419][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 14.302424][ C2] ? save_trace+0x52/0x170 [ 14.302430][ C2] mark_lock+0x174/0x2f0 [ 14.302434][ C2] mark_usage+0x46/0x150 [ 14.302437][ C2] __lock_acquire+0x20b/0x7e0 [ 14.302440][ C2] ? __lock_acquire+0x44d/0x7e0 [ 14.302444][ C2] lock_acquire.part.0+0xb6/0x240 [ 14.302447][ C2] ? simple_pin_fs+0x24/0x150 [ 14.302451][ C2] ? rcu_is_watching+0x12/0xc0 [ 14.302455][ C2] ? lock_acquire+0x10c/0x170 [ 14.302458][ C2] ? simple_pin_fs+0x24/0x150 [ 14.302462][ C2] _raw_spin_lock+0x33/0x40 [ 14.302465][ C2] ? simple_pin_fs+0x24/0x150 [ 14.302469][ C2] simple_pin_fs+0x24/0x150 [ 14.302473][ C2] debugfs_remove+0x35/0x70 [ 14.302476][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 14.302482][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 14.302486][ C2] ? __sk_destruct+0x383/0x780 [ 14.302491][ C2] ? rcu_do_batch+0x34c/0xf20 [ 14.302494][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 14.302497][ C2] ? irq_exit_rcu+0xe/0x30 [ 14.302500][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.302504][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.302508][ C2] ? pv_native_safe_halt+0xf/0x20 [ 14.302511][ C2] ? default_idle+0x9/0x10 [ 14.302514][ C2] ? default_idle_call+0x6d/0xb0 [ 14.302516][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 14.302520][ C2] ? do_idle+0xf6/0x160 [ 14.302522][ C2] ? cpu_startup_entry+0x54/0x60 [ 14.302525][ C2] ? start_secondary+0x213/0x2a0 [ 14.302528][ C2] ? common_startup_64+0x13e/0x148 [ 14.302535][ C2] __put_net+0x19/0x60 [ 14.302539][ C2] __sk_destruct+0x58a/0x780 [ 14.302543][ C2] ? rcu_do_batch+0x34a/0xf20 [ 14.302545][ C2] rcu_do_batch+0x34c/0xf20 [ 14.302549][ C2] ? find_held_lock+0x2b/0x80 [ 14.302553][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 14.302556][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.302560][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 14.302563][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 14.302567][ C2] rcu_core+0x2bb/0x500 [ 14.302572][ C2] handle_softirqs+0x218/0x620 [ 14.302577][ C2] __irq_exit_rcu+0xfa/0x160 [ 14.302580][ C2] irq_exit_rcu+0xe/0x30 [ 14.302583][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.302586][ C2] [ 14.302587][ C2] [ 14.302589][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.302591][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 14.302596][ C2] Code: 92 b5 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 37 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 14.302598][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 14.302601][ C2] RAX: 000000000003c77b RBX: 1ffff92000028fc1 RCX: ffffffff87d905d9 [ 14.302603][ C2] RDX: 0000000000000000 RSI: ffffffff8888f4e4 RDI: ffffffff88053be0 [ 14.302605][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 14.302606][ C2] R10: ffff8880361337d3 R11: ffffffff88a11288 R12: 0000000000000000 [ 14.302608][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 14.302612][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 14.302617][ C2] default_idle+0x9/0x10 [ 14.302619][ C2] default_idle_call+0x6d/0xb0 [ 14.302622][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 14.302625][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 14.302629][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 14.302633][ C2] do_idle+0xf6/0x160 [ 14.302637][ C2] cpu_startup_entry+0x54/0x60 [ 14.302640][ C2] start_secondary+0x213/0x2a0 [ 14.302643][ C2] ? __pfx_start_secondary+0x10/0x10 [ 14.302647][ C2] common_startup_64+0x13e/0x148 [ 14.302655][ C2] [ 14.318109][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 14.318425][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 14.318857][ C2] preempt_count: 101, expected: 0 [ 14.319047][ C2] RCU nest depth: 0, expected: 0 [ 14.319233][ C2] INFO: lockdep is turned off. [ 14.319416][ C2] Preemption disabled at: [ 14.319418][ C2] [<0000000000000000>] 0x0 [ 14.319862][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 14.319866][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.319868][ C2] Call Trace: [ 14.319869][ C2] [ 14.319871][ C2] dump_stack_lvl+0xb0/0xd0 [ 14.319878][ C2] __might_resched+0x360/0x5a0 [ 14.319885][ C2] down_write+0x72/0x210 [ 14.319889][ C2] ? __pfx_down_write+0x10/0x10 [ 14.319892][ C2] ? simple_recursive_removal+0x33/0x610 [ 14.319896][ C2] ? rcu_is_watching+0x12/0xc0 [ 14.319900][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 14.319906][ C2] simple_recursive_removal+0x6a/0x610 [ 14.319909][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 14.319912][ C2] ? __pfx_remove_one+0x10/0x10 [ 14.319917][ C2] debugfs_remove+0x44/0x70 [ 14.319920][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 14.319926][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 14.319929][ C2] ? __sk_destruct+0x383/0x780 [ 14.319934][ C2] ? rcu_do_batch+0x34c/0xf20 [ 14.319937][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 14.319940][ C2] ? irq_exit_rcu+0xe/0x30 [ 14.319945][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.319949][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.319953][ C2] ? pv_native_safe_halt+0xf/0x20 [ 14.319956][ C2] ? default_idle+0x9/0x10 [ 14.319959][ C2] ? default_idle_call+0x6d/0xb0 [ 14.319961][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 14.319965][ C2] ? do_idle+0xf6/0x160 [ 14.319967][ C2] ? cpu_startup_entry+0x54/0x60 [ 14.319969][ C2] ? start_secondary+0x213/0x2a0 [ 14.319972][ C2] ? common_startup_64+0x13e/0x148 [ 14.319979][ C2] __put_net+0x19/0x60 [ 14.319982][ C2] __sk_destruct+0x58a/0x780 [ 14.319987][ C2] ? rcu_do_batch+0x34a/0xf20 [ 14.319989][ C2] rcu_do_batch+0x34c/0xf20 [ 14.319992][ C2] ? find_held_lock+0x2b/0x80 [ 14.319998][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 14.320001][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.320006][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 14.320009][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 14.320013][ C2] rcu_core+0x2bb/0x500 [ 14.320018][ C2] handle_softirqs+0x218/0x620 [ 14.320023][ C2] __irq_exit_rcu+0xfa/0x160 [ 14.320026][ C2] irq_exit_rcu+0xe/0x30 [ 14.320029][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.320032][ C2] [ 14.320033][ C2] [ 14.320035][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.320037][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 14.320041][ C2] Code: 92 b5 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 37 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 14.320044][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 14.320047][ C2] RAX: 000000000003c77b RBX: 1ffff92000028fc1 RCX: ffffffff87d905d9 [ 14.320049][ C2] RDX: 0000000000000000 RSI: ffffffff8888f4e4 RDI: ffffffff88053be0 [ 14.320050][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 14.320052][ C2] R10: ffff8880361337d3 R11: ffffffff88a11288 R12: 0000000000000000 [ 14.320053][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 14.320057][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 14.320062][ C2] default_idle+0x9/0x10 [ 14.320065][ C2] default_idle_call+0x6d/0xb0 [ 14.320067][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 14.320070][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 14.320074][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 14.320078][ C2] do_idle+0xf6/0x160 [ 14.320082][ C2] cpu_startup_entry+0x54/0x60 [ 14.320084][ C2] start_secondary+0x213/0x2a0 [ 14.320087][ C2] ? __pfx_start_secondary+0x10/0x10 [ 14.320092][ C2] common_startup_64+0x13e/0x148 [ 14.320099][ C2] [ 15.866760][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 15.867159][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 15.867460][ C3] preempt_count: 101, expected: 0 [ 15.867649][ C3] RCU nest depth: 0, expected: 0 [ 15.867822][ C3] INFO: lockdep is turned off. [ 15.867996][ C3] Preemption disabled at: [ 15.867998][ C3] [<0000000000000000>] 0x0 [ 15.868304][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 15.868309][ C3] Tainted: [W]=WARN [ 15.868311][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.868313][ C3] Call Trace: [ 15.868315][ C3] [ 15.868316][ C3] dump_stack_lvl+0xb0/0xd0 [ 15.868325][ C3] __might_resched+0x360/0x5a0 [ 15.868332][ C3] down_write+0x72/0x210 [ 15.868337][ C3] ? __pfx_down_write+0x10/0x10 [ 15.868340][ C3] ? simple_recursive_removal+0x33/0x610 [ 15.868344][ C3] ? rcu_is_watching+0x12/0xc0 [ 15.868349][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 15.868355][ C3] simple_recursive_removal+0x6a/0x610 [ 15.868358][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 15.868361][ C3] ? __pfx_remove_one+0x10/0x10 [ 15.868367][ C3] debugfs_remove+0x44/0x70 [ 15.868370][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 15.868376][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.868379][ C3] ? __sk_destruct+0x383/0x780 [ 15.868386][ C3] ? rcu_do_batch+0x34c/0xf20 [ 15.868389][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.868392][ C3] ? irq_exit_rcu+0xe/0x30 [ 15.868397][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.868402][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.868406][ C3] ? pv_native_safe_halt+0xf/0x20 [ 15.868410][ C3] ? default_idle+0x9/0x10 [ 15.868412][ C3] ? default_idle_call+0x6d/0xb0 [ 15.868415][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.868418][ C3] ? do_idle+0xf6/0x160 [ 15.868420][ C3] ? cpu_startup_entry+0x54/0x60 [ 15.868423][ C3] ? start_secondary+0x213/0x2a0 [ 15.868426][ C3] ? common_startup_64+0x13e/0x148 [ 15.868431][ C3] ? bpf_sk_storage_free+0x9f/0x1c0 [ 15.868435][ C3] ? rcu_is_watching+0x12/0xc0 [ 15.868440][ C3] __put_net+0x19/0x60 [ 15.868443][ C3] __sk_destruct+0x58a/0x780 [ 15.868447][ C3] ? rcu_do_batch+0x34a/0xf20 [ 15.868450][ C3] rcu_do_batch+0x34c/0xf20 [ 15.868454][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.868458][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 15.868464][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.868470][ C3] rcu_core+0x2bb/0x500 [ 15.868474][ C3] handle_softirqs+0x218/0x620 [ 15.868479][ C3] __irq_exit_rcu+0xfa/0x160 [ 15.868482][ C3] irq_exit_rcu+0xe/0x30 [ 15.868485][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.868489][ C3] [ 15.868490][ C3] [ 15.868492][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.868494][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.868502][ C3] Code: 92 b5 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 37 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 15.868505][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 15.868508][ C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffff87d905d9 [ 15.868510][ C3] RDX: ffffed1006c366fb RSI: ffffffff88053b60 RDI: ffffffff8558d18f [ 15.868512][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c366fa [ 15.868514][ C3] R10: ffff8880361b37d3 R11: ffffffff8b730a68 R12: 0000000000000000 [ 15.868516][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 15.868520][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.868523][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.868527][ C3] default_idle+0x9/0x10 [ 15.868529][ C3] default_idle_call+0x6d/0xb0 [ 15.868532][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 15.868535][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.868539][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 15.868543][ C3] do_idle+0xf6/0x160 [ 15.868546][ C3] cpu_startup_entry+0x54/0x60 [ 15.868549][ C3] start_secondary+0x213/0x2a0 [ 15.868552][ C3] ? __pfx_start_secondary+0x10/0x10 [ 15.868556][ C3] common_startup_64+0x13e/0x148 [ 15.868563][ C3]