? __cfi_addrconf_rs_timer+0x10/0x10
[ 31.173456][ C0] ? _raw_spin_lock_irq+0x95/0xf0
[ 31.178840][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 31.184738][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 31.190462][ C0] call_timer_fn+0x46/0x2a0
[ 31.194963][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 31.200418][ C0] __run_timers+0x646/0x9b0
[ 31.204925][ C0] ? calc_index+0x200/0x200
[ 31.209431][ C0] ? kvm_sched_clock_read+0x18/0x40
[ 31.214817][ C0] run_timer_softirq+0x6a/0xf0
[ 31.219598][ C0] handle_softirqs+0x1d7/0x600
[ 31.224455][ C0] __irq_exit_rcu+0x52/0xf0
[ 31.228966][ C0] irq_exit_rcu+0x9/0x10
[ 31.233212][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 31.239025][ C0]
[ 31.242861][ C0]
[ 31.246488][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 31.253103][ C0] RIP: 0010:smp_call_function_many_cond+0x85a/0x940
[ 31.259781][ C0] Code: e6 01 31 ff e8 77 72 09 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 0a e8 43 6e 09 00 e9 38 ff ff ff f3 90 41 0f b6 44 1d 00 <84> c0 75 14 41 f7 07 01 00 00 00 0f 84 1a ff ff ff e8 20 6e 09 00
[ 31.281683][ C0] RSP: 0018:ffffc900000a7840 EFLAGS: 00000293
[ 31.288723][ C0] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff888100298000
[ 31.298029][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 31.306107][ C0] RBP: ffffc900000a7978 R08: ffff8881f6e390d7 R09: 1ffff1103edc721a
[ 31.314283][ C0] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103edc7218
[ 31.322642][ C0] R13: 1ffff1103ede78a5 R14: 0000000000000001 R15: ffff8881f6f3c528
[ 31.331741][ C0] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 31.337934][ C0] ? __cfi_do_sync_core+0x10/0x10
[ 31.342989][ C0] ? smp_call_function_many+0x40/0x40
[ 31.349135][ C0] ? kmem_cache_alloc_bulk+0xf8/0x3c0
[ 31.355577][ C0] ? text_poke+0x30/0x30
[ 31.359841][ C0] ? preempt_schedule_thunk+0x16/0x18
[ 31.365293][ C0] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 31.370608][ C0] ? __cfi_do_sync_core+0x10/0x10
[ 31.375657][ C0] on_each_cpu_cond_mask+0x43/0x80
[ 31.380765][ C0] text_poke_bp_batch+0x585/0x600
[ 31.385798][ C0] ? text_poke_loc_init+0x560/0x560
[ 31.391102][ C0] ? __kasan_check_write+0x14/0x20
[ 31.396212][ C0] ? mutex_lock+0x93/0x1b0
[ 31.400635][ C0] ? mutex_lock+0xa9/0x1b0
[ 31.405047][ C0] ? text_poke_queue+0xde/0x1a0
[ 31.409891][ C0] text_poke_finish+0x1a/0x30
[ 31.414581][ C0] arch_jump_label_transform_apply+0x15/0x30
[ 31.420557][ C0] __jump_label_update+0x38f/0x3b0
[ 31.425673][ C0] jump_label_update+0x39b/0x450
[ 31.431056][ C0] static_key_enable_cpuslocked+0x126/0x240
[ 31.437078][ C0] static_key_enable+0x1a/0x30
[ 31.441846][ C0] toggle_allocation_gate+0xba/0x440
[ 31.447142][ C0] ? __cfi_toggle_allocation_gate+0x10/0x10
[ 31.453029][ C0] ? _raw_spin_unlock+0x4c/0x70
[ 31.457881][ C0] ? finish_task_switch+0x16b/0x7c0
[ 31.463075][ C0] ? __schedule+0xbea/0x14b0
[ 31.467576][ T309] FAULT_INJECTION: forcing a failure.
[ 31.467576][ T309] name failslab, interval 20, probability 100, space 0, times 978
[ 31.467662][ C0] process_one_work+0x717/0xc30
[ 31.485527][ C0] worker_thread+0xa4d/0x11d0
[ 31.490212][ C0] kthread+0x281/0x320
[ 31.494335][ C0] ? __cfi_worker_thread+0x10/0x10
[ 31.499437][ C0] ? __cfi_kthread+0x10/0x10
[ 31.504046][ C0] ret_from_fork+0x1f/0x30
[ 31.508465][ C0]
[ 31.511470][ T309] CPU: 1 PID: 309 Comm: udevd Not tainted syzkaller #0
[ 31.511846][ C0] FAULT_INJECTION: forcing a failure.
[ 31.511846][ C0] name failslab, interval 20, probability 100, space 0, times 977
[ 31.518322][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 31.518332][ T309] Call Trace:
[ 31.518336][ T309]
[ 31.518342][ T309] __dump_stack+0x21/0x24
[ 31.551942][ T309] dump_stack_lvl+0x110/0x170
[ 31.556615][ T309] ? __cfi_dump_stack_lvl+0x8/0x8
[ 31.561636][ T309] dump_stack+0x15/0x24
[ 31.565786][ T309] should_fail_ex+0x3bf/0x510
[ 31.570453][ T309] __should_failslab+0xac/0xf0
[ 31.575218][ T309] should_failslab+0x9/0x20
[ 31.579706][ T309] __kmem_cache_alloc_node+0x3d/0x2d0
[ 31.585156][ T309] ? security_context_to_sid_core+0x15b/0x600
[ 31.591213][ T309] ? kasan_save_alloc_info+0x1f/0x30
[ 31.596487][ T309] ? security_context_to_sid_core+0x15b/0x600
[ 31.602542][ T309] __kmalloc_node_track_caller+0xa1/0x1e0
[ 31.608287][ T309] ? memcpy+0x56/0x70
[ 31.612283][ T309] kstrdup+0x3b/0x80
[ 31.616169][ T309] security_context_to_sid_core+0x15b/0x600
[ 31.622054][ T309] ? kasan_quarantine_put+0x34/0x190
[ 31.627338][ T309] ? ____kasan_slab_free+0x13d/0x180
[ 31.632635][ T309] ? security_context_to_sid+0x50/0x50
[ 31.638084][ T309] ? ktime_get_coarse_real_ts64+0x10f/0x120
[ 31.644066][ T309] ? __kasan_check_write+0x14/0x20
[ 31.649190][ T309] ? inode_maybe_inc_iversion+0x13e/0x190
[ 31.654914][ T309] security_context_to_sid_force+0x38/0x50
[ 31.660749][ T309] selinux_inode_post_setxattr+0x112/0x490
[ 31.666652][ T309] ? __cfi_selinux_inode_post_setxattr+0x10/0x10
[ 31.673106][ T309] ? __cfi___fsnotify_parent+0x10/0x10
[ 31.678581][ T309] security_inode_post_setxattr+0xd8/0x130
[ 31.686006][ T309] __vfs_setxattr_noperm+0x493/0x5e0
[ 31.691579][ T309] __vfs_setxattr_locked+0x20e/0x230
[ 31.696888][ T309] vfs_setxattr+0x167/0x2e0
[ 31.701838][ T309] ? __cfi_vfs_setxattr+0x10/0x10
[ 31.706962][ T309] ? __kasan_check_write+0x14/0x20
[ 31.712086][ T309] setxattr+0x2a3/0x330
[ 31.716584][ T309] ? path_setxattr+0x290/0x290
[ 31.721511][ T309] ? __mnt_want_write+0x1e6/0x260
[ 31.726539][ T309] ? mnt_want_write+0x220/0x300
[ 31.731383][ T309] path_setxattr+0x147/0x290
[ 31.735960][ T309] ? simple_xattr_list_add+0x120/0x120
[ 31.741405][ T309] ? fput+0x15b/0x1a0
[ 31.745380][ T309] __x64_sys_lsetxattr+0xc2/0xe0
[ 31.750396][ T309] x64_sys_call+0x8b7/0x9a0
[ 31.754899][ T309] do_syscall_64+0x4c/0xa0
[ 31.759318][ T309] ? clear_bhb_loop+0x30/0x80
[ 31.763999][ T309] ? clear_bhb_loop+0x30/0x80
[ 31.768671][ T309] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 31.774565][ T309] RIP: 0033:0x7f24f831d57a
[ 31.778968][ T309] Code: 48 83 c4 08 48 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66 0f 1f 44 00 00 31 db eb e4 0f 1f 40 00 49 89 ca b8 bd 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4e 38 0d 00 f7 d8 64 89 01 48
[ 31.798563][ T309] RSP: 002b:00007fff82cd6a78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[ 31.806973][ T309] RAX: ffffffffffffffda RBX: 000056551719ebf0 RCX: 00007f24f831d57a
[ 31.814933][ T309] RDX: 000056551719ebf0 RSI: 00007f24f8b4b29c RDI: 00005655171964c0
[ 31.822892][ T309] RBP: 0000565516f5b8d0 R08: 0000000000000000 R09: 0000565516f60450
[ 31.830938][ T309] R10: 000000000000001b R11: 0000000000000246 R12: 00005655171964c0
[ 31.838901][ T309] R13: 0000000000000001 R14: 0000565510a986d7 R15: 00007fff82cd7d30
[ 31.846881][ T309]
[ 31.849891][ C0] CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0
[ 31.857274][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 31.867340][ C0] Workqueue: events_unbound toggle_allocation_gate
[ 31.873838][ C0] Call Trace:
[ 31.877115][ C0]
[ 31.879949][ C0] __dump_stack+0x21/0x24
[ 31.884359][ C0] dump_stack_lvl+0x110/0x170
[ 31.889027][ C0] ? __cfi_dump_stack_lvl+0x8/0x8
[ 31.894143][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 31.899939][ C0] ? ref_tracker_alloc+0x345/0x4a0
[ 31.905050][ C0] dump_stack+0x15/0x24
[ 31.909196][ C0] should_fail_ex+0x3bf/0x510
[ 31.913859][ C0] __should_failslab+0xac/0xf0
[ 31.918614][ C0] should_failslab+0x9/0x20
[ 31.923106][ C0] __kmem_cache_alloc_node+0x3d/0x2d0
[ 31.928479][ C0] ? dst_cow_metrics_generic+0x55/0x1c0
[ 31.934017][ C0] ? dst_cow_metrics_generic+0x55/0x1c0
[ 31.939557][ C0] kmalloc_trace+0x29/0xb0
[ 31.943967][ C0] dst_cow_metrics_generic+0x55/0x1c0
[ 31.949332][ C0] icmp6_dst_alloc+0x389/0x510
[ 31.954102][ C0] ndisc_send_skb+0x2ad/0xcd0
[ 31.958785][ C0] ? __cfi_ndisc_send_skb+0x10/0x10
[ 31.963968][ C0] ? __this_cpu_preempt_check+0x13/0x20
[ 31.969500][ C0] ? __raise_softirq_irqoff+0x17/0xd0
[ 31.974864][ C0] ? raise_softirq_irqoff+0x9/0x40
[ 31.979962][ C0] ? rcu_read_unlock_special+0x384/0x450
[ 31.985602][ C0] ? memset+0x35/0x40
[ 31.989575][ C0] ? __ndisc_fill_addr_option+0xd7/0x130
[ 31.995190][ C0] ndisc_send_rs+0x66a/0x870
[ 31.996730][ C1] FAULT_INJECTION: forcing a failure.
[ 31.996730][ C1] name failslab, interval 20, probability 100, space 0, times 977
[ 31.999784][ C0] addrconf_rs_timer+0x35a/0x600
[ 32.017707][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.023176][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.028626][ C0] call_timer_fn+0x46/0x2a0
[ 32.033129][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.038603][ C0] __run_timers+0x646/0x9b0
[ 32.043124][ C0] ? calc_index+0x200/0x200
[ 32.047709][ C0] ? kvm_sched_clock_read+0x18/0x40
[ 32.052906][ C0] run_timer_softirq+0x6a/0xf0
[ 32.057665][ C0] handle_softirqs+0x1d7/0x600
[ 32.062421][ C0] __irq_exit_rcu+0x52/0xf0
[ 32.066914][ C0] irq_exit_rcu+0x9/0x10
[ 32.071150][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 32.076780][ C0]
[ 32.079699][ C0]
[ 32.082616][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 32.088606][ C0] RIP: 0010:smp_call_function_many_cond+0x85a/0x940
[ 32.095189][ C0] Code: e6 01 31 ff e8 77 72 09 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 0a e8 43 6e 09 00 e9 38 ff ff ff f3 90 41 0f b6 44 1d 00 <84> c0 75 14 41 f7 07 01 00 00 00 0f 84 1a ff ff ff e8 20 6e 09 00
[ 32.114869][ C0] RSP: 0018:ffffc900000a7840 EFLAGS: 00000293
[ 32.120930][ C0] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff888100298000
[ 32.128913][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 32.136877][ C0] RBP: ffffc900000a7978 R08: ffff8881f6e390d7 R09: 1ffff1103edc721a
[ 32.145057][ C0] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103edc7218
[ 32.154030][ C0] R13: 1ffff1103ede78a5 R14: 0000000000000001 R15: ffff8881f6f3c528
[ 32.162174][ C0] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 32.168258][ C0] ? __cfi_do_sync_core+0x10/0x10
[ 32.174021][ C0] ? smp_call_function_many+0x40/0x40
[ 32.181074][ C0] ? kmem_cache_alloc_bulk+0xf8/0x3c0
[ 32.187911][ C0] ? text_poke+0x30/0x30
[ 32.192971][ C0] ? preempt_schedule_thunk+0x16/0x18
[ 32.199951][ C0] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 32.205353][ C0] ? __cfi_do_sync_core+0x10/0x10
[ 32.210498][ C0] on_each_cpu_cond_mask+0x43/0x80
[ 32.215708][ C0] text_poke_bp_batch+0x585/0x600
[ 32.221191][ C0] ? text_poke_loc_init+0x560/0x560
[ 32.227982][ C0] ? __kasan_check_write+0x14/0x20
[ 32.235111][ C0] ? mutex_lock+0x93/0x1b0
[ 32.239631][ C0] ? mutex_lock+0xa9/0x1b0
[ 32.244544][ C0] ? text_poke_queue+0xde/0x1a0
[ 32.252373][ C0] text_poke_finish+0x1a/0x30
[ 32.257411][ C0] arch_jump_label_transform_apply+0x15/0x30
[ 32.263599][ C0] __jump_label_update+0x38f/0x3b0
[ 32.268796][ C0] jump_label_update+0x39b/0x450
[ 32.273731][ C0] static_key_enable_cpuslocked+0x126/0x240
[ 32.280081][ C0] static_key_enable+0x1a/0x30
[ 32.284962][ C0] toggle_allocation_gate+0xba/0x440
[ 32.290257][ C0] ? __cfi_toggle_allocation_gate+0x10/0x10
[ 32.296587][ C0] ? _raw_spin_unlock+0x4c/0x70
[ 32.301437][ C0] ? finish_task_switch+0x16b/0x7c0
[ 32.306640][ C0] ? __schedule+0xbea/0x14b0
[ 32.311273][ C0] process_one_work+0x717/0xc30
[ 32.316292][ C0] worker_thread+0xa4d/0x11d0
[ 32.320968][ C0] kthread+0x281/0x320
[ 32.325067][ C0] ? __cfi_worker_thread+0x10/0x10
[ 32.330295][ C0] ? __cfi_kthread+0x10/0x10
[ 32.334894][ C0] ret_from_fork+0x1f/0x30
[ 32.339314][ C0]
[ 32.342341][ C1] CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted syzkaller #0
[ 32.342773][ C0] FAULT_INJECTION: forcing a failure.
[ 32.342773][ C0] name failslab, interval 20, probability 100, space 0, times 976
[ 32.349635][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 32.349652][ C1] Workqueue: mld mld_ifc_work
[ 32.349675][ C1] Call Trace:
[ 32.349681][ C1]
[ 32.387146][ C1] __dump_stack+0x21/0x24
[ 32.392178][ C1] dump_stack_lvl+0x110/0x170
[ 32.397074][ C1] ? __cfi_dump_stack_lvl+0x8/0x8
[ 32.402404][ C1] dump_stack+0x15/0x24
[ 32.406833][ C1] should_fail_ex+0x3bf/0x510
[ 32.411590][ C1] __should_failslab+0xac/0xf0
[ 32.416349][ C1] should_failslab+0x9/0x20
[ 32.420965][ C1] kmem_cache_alloc_node+0x42/0x330
[ 32.427176][ C1] ? __alloc_skb+0xe8/0x4a0
[ 32.431791][ C1] __alloc_skb+0xe8/0x4a0
[ 32.436371][ C1] ndisc_send_rs+0x31d/0x870
[ 32.441335][ C1] ? ipv6_get_lladdr+0x1be/0x200
[ 32.446291][ C1] addrconf_rs_timer+0x35a/0x600
[ 32.451689][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.457806][ C1] ? _raw_spin_lock_irq+0x95/0xf0
[ 32.462853][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 32.468397][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.473861][ C1] call_timer_fn+0x46/0x2a0
[ 32.478385][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.484033][ C1] __run_timers+0x646/0x9b0
[ 32.488563][ C1] ? calc_index+0x200/0x200
[ 32.493099][ C1] ? kvm_sched_clock_read+0x18/0x40
[ 32.498328][ C1] run_timer_softirq+0x6a/0xf0
[ 32.503119][ C1] handle_softirqs+0x1d7/0x600
[ 32.507881][ C1] __irq_exit_rcu+0x52/0xf0
[ 32.512377][ C1] irq_exit_rcu+0x9/0x10
[ 32.516613][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 32.522256][ C1]
[ 32.525187][ C1]
[ 32.528121][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 32.534104][ C1] RIP: 0010:__printk_cpu_sync_wait+0xb/0x40
[ 32.540022][ C1] Code: 1d 5f 00 4c 89 33 5b 41 5c 41 5e 41 5f 5d c3 90 90 90 90 90 90 90 90 90 90 90 b8 0c 67 40 a5 55 48 89 e5 e8 17 92 19 00 f3 90 <48> c7 c7 c0 b9 11 87 be 04 00 00 00 e8 24 1f 5f 00 8b 05 7e e5 b9
[ 32.559978][ C1] RSP: 0018:ffffc9000028f670 EFLAGS: 00000293
[ 32.566053][ C1] RAX: ffffffff8157d44c RBX: ffffffff860afda0 RCX: ffff8881094cd100
[ 32.574019][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff8711b9c0
[ 32.581985][ C1] RBP: ffffc9000028f670 R08: 0000000000000003 R09: 0000000000000004
[ 32.589943][ C1] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000
[ 32.597936][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000051ed0
[ 32.605905][ C1] ? __printk_cpu_sync_wait+0x2c/0x40
[ 32.611281][ C1] dump_stack_lvl+0xce/0x170
[ 32.615879][ C1] ? __cfi_dump_stack_lvl+0x8/0x8
[ 32.620915][ C1] ? kasan_set_track+0x60/0x70
[ 32.625682][ C1] ? kasan_save_alloc_info+0x1f/0x30
[ 32.630958][ C1] ? __kasan_slab_alloc+0x72/0x80
[ 32.635977][ C1] ? slab_post_alloc_hook+0x4f/0x2d0
[ 32.641263][ C1] ? kmem_cache_alloc+0x166/0x320
[ 32.646287][ C1] dump_stack+0x15/0x24
[ 32.650437][ C1] should_fail_ex+0x3bf/0x510
[ 32.655110][ C1] __should_failslab+0xac/0xf0
[ 32.659886][ C1] should_failslab+0x9/0x20
[ 32.664380][ C1] __kmem_cache_alloc_node+0x3d/0x2d0
[ 32.669744][ C1] ? ref_tracker_alloc+0x16b/0x4a0
[ 32.674848][ C1] ? ref_tracker_alloc+0x16b/0x4a0
[ 32.679949][ C1] kmalloc_trace+0x29/0xb0
[ 32.684357][ C1] ref_tracker_alloc+0x16b/0x4a0
[ 32.689289][ C1] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 32.694741][ C1] ? slab_post_alloc_hook+0x6d/0x2d0
[ 32.700021][ C1] ? kmem_cache_alloc+0x24e/0x320
[ 32.705278][ C1] dst_init+0xc4/0x3d0
[ 32.709349][ C1] ? __cfi_ip6_dst_gc+0x10/0x10
[ 32.714226][ C1] dst_alloc+0x191/0x1e0
[ 32.718474][ C1] icmp6_dst_alloc+0xf8/0x510
[ 32.723151][ C1] mld_sendpack+0x623/0xda0
[ 32.727648][ C1] ? add_grec+0x13f0/0x13f0
[ 32.732143][ C1] ? memcpy+0x56/0x70
[ 32.736115][ C1] ? add_grec+0x10b/0x13f0
[ 32.740534][ C1] ? __cfi_mutex_lock+0x10/0x10
[ 32.745399][ C1] mld_ifc_work+0x83b/0xc20
[ 32.749890][ C1] process_one_work+0x717/0xc30
[ 32.754735][ C1] worker_thread+0xa4d/0x11d0
[ 32.759415][ C1] kthread+0x281/0x320
[ 32.763480][ C1] ? __cfi_worker_thread+0x10/0x10
[ 32.768669][ C1] ? __cfi_kthread+0x10/0x10
[ 32.773261][ C1] ret_from_fork+0x1f/0x30
[ 32.777691][ C1]
[ 32.780696][ C0] CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0
[ 32.788279][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 32.798340][ C0] Workqueue: events_unbound toggle_allocation_gate
[ 32.805127][ C0] Call Trace:
[ 32.808392][ C0]
[ 32.811240][ C0] __dump_stack+0x21/0x24
[ 32.815571][ C0] dump_stack_lvl+0x110/0x170
[ 32.820241][ C0] ? __cfi_dump_stack_lvl+0x8/0x8
[ 32.825255][ C0] ? stack_trace_save+0xa6/0xf0
[ 32.830097][ C0] dump_stack+0x15/0x24
[ 32.834281][ C0] should_fail_ex+0x3bf/0x510
[ 32.838945][ C0] ? dst_alloc+0x16a/0x1e0
[ 32.843351][ C0] __should_failslab+0xac/0xf0
[ 32.848109][ C0] should_failslab+0x9/0x20
[ 32.852598][ C0] kmem_cache_alloc+0x3b/0x320
[ 32.857354][ C0] ? handle_softirqs+0x1d7/0x600
[ 32.862295][ C0] ? __irq_exit_rcu+0x52/0xf0
[ 32.866966][ C0] ? __cfi_ip6_dst_gc+0x10/0x10
[ 32.871808][ C0] dst_alloc+0x16a/0x1e0
[ 32.876053][ C0] icmp6_dst_alloc+0xf8/0x510
[ 32.880728][ C0] ndisc_send_skb+0x2ad/0xcd0
[ 32.885402][ C0] ? __cfi_ndisc_send_skb+0x10/0x10
[ 32.890588][ C0] ? __this_cpu_preempt_check+0x13/0x20
[ 32.896244][ C0] ? __raise_softirq_irqoff+0x17/0xd0
[ 32.901610][ C0] ? raise_softirq_irqoff+0x9/0x40
[ 32.906710][ C0] ? rcu_read_unlock_special+0x384/0x450
[ 32.912349][ C0] ? memcpy+0x56/0x70
[ 32.916321][ C0] ? __ndisc_fill_addr_option+0xde/0x130
[ 32.921950][ C0] ndisc_send_rs+0x66a/0x870
[ 32.926529][ C0] addrconf_rs_timer+0x35a/0x600
[ 32.931459][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.936908][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.942356][ C0] call_timer_fn+0x46/0x2a0
[ 32.946851][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 32.952303][ C0] __run_timers+0x646/0x9b0
[ 32.956808][ C0] ? calc_index+0x200/0x200
[ 32.961303][ C0] ? kvm_sched_clock_read+0x18/0x40
[ 32.966497][ C0] run_timer_softirq+0x6a/0xf0
[ 32.971254][ C0] handle_softirqs+0x1d7/0x600
[ 32.976013][ C0] __irq_exit_rcu+0x52/0xf0
[ 32.980510][ C0] irq_exit_rcu+0x9/0x10
[ 32.984739][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 32.990375][ C0]
[ 32.993293][ C0]
[ 32.996221][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 33.002240][ C0] RIP: 0010:smp_call_function_many_cond+0x85a/0x940
[ 33.008825][ C0] Code: e6 01 31 ff e8 77 72 09 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 0a e8 43 6e 09 00 e9 38 ff ff ff f3 90 41 0f b6 44 1d 00 <84> c0 75 14 41 f7 07 01 00 00 00 0f 84 1a ff ff ff e8 20 6e 09 00
[ 33.028438][ C0] RSP: 0018:ffffc900000a7840 EFLAGS: 00000293
[ 33.034931][ C0] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff888100298000
[ 33.043205][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 33.052063][ C0] RBP: ffffc900000a7978 R08: ffff8881f6e390d7 R09: 1ffff1103edc721a
[ 33.060225][ C0] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103edc7218
[ 33.068369][ C0] R13: 1ffff1103ede78a5 R14: 0000000000000001 R15: ffff8881f6f3c528
[ 33.076361][ C0] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 33.081671][ C0] ? __cfi_do_sync_core+0x10/0x10
[ 33.086785][ C0] ? smp_call_function_many+0x40/0x40
[ 33.092603][ C0] ? kmem_cache_alloc_bulk+0xf8/0x3c0
[ 33.097984][ C0] ? text_poke+0x30/0x30
[ 33.102224][ C0] ? preempt_schedule_thunk+0x16/0x18
[ 33.107939][ C0] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 33.113316][ C0] ? __cfi_do_sync_core+0x10/0x10
[ 33.118336][ C0] on_each_cpu_cond_mask+0x43/0x80
[ 33.123443][ C0] text_poke_bp_batch+0x585/0x600
[ 33.128589][ C0] ? text_poke_loc_init+0x560/0x560
[ 33.133867][ C0] ? __kasan_check_write+0x14/0x20
[ 33.139142][ C0] ? mutex_lock+0x93/0x1b0
[ 33.143556][ C0] ? mutex_lock+0xa9/0x1b0
[ 33.148003][ C0] ? text_poke_queue+0xde/0x1a0
[ 33.153280][ C0] text_poke_finish+0x1a/0x30
[ 33.158022][ C0] arch_jump_label_transform_apply+0x15/0x30
[ 33.164805][ C0] __jump_label_update+0x38f/0x3b0
[ 33.169937][ C0] jump_label_update+0x39b/0x450
[ 33.174870][ C0] static_key_enable_cpuslocked+0x126/0x240
[ 33.180758][ C0] static_key_enable+0x1a/0x30
[ 33.185524][ C0] toggle_allocation_gate+0xba/0x440
[ 33.190800][ C0] ? __cfi_toggle_allocation_gate+0x10/0x10
[ 33.196693][ C0] ? _raw_spin_unlock+0x4c/0x70
[ 33.201622][ C0] ? finish_task_switch+0x16b/0x7c0
[ 33.206818][ C0] ? __schedule+0xbea/0x14b0
[ 33.211487][ C0] process_one_work+0x717/0xc30
[ 33.216335][ C0] worker_thread+0xa4d/0x11d0
[ 33.221014][ C0] kthread+0x281/0x320
[ 33.225203][ C0] ? __cfi_worker_thread+0x10/0x10
[ 33.230315][ C0] ? __cfi_kthread+0x10/0x10
[ 33.234910][ C0] ret_from_fork+0x1f/0x30
[ 33.239321][ C0]
[ 33.242329][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 33.243376][ T199] FAULT_INJECTION: forcing a failure.
[ 33.243376][ T199] name failslab, interval 20, probability 100, space 0, times 971
[ 33.249189][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 33.249200][ T92] Call Trace:
[ 33.249205][ T92]
[ 33.249210][ T92] __dump_stack+0x21/0x24
[ 33.282719][ T92] dump_stack_lvl+0x110/0x170
[ 33.287392][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 33.292439][ T92] ? is_bpf_text_address+0x177/0x190
[ 33.297715][ T92] ? kernel_text_address+0xa0/0xd0
[ 33.302816][ T92] dump_stack+0x15/0x24
[ 33.306955][ T92] should_fail_ex+0x3bf/0x510
[ 33.311658][ T92] __should_failslab+0xac/0xf0
[ 33.316410][ T92] should_failslab+0x9/0x20
[ 33.320905][ T92] kmem_cache_alloc_node+0x42/0x330
[ 33.326095][ T92] ? __alloc_skb+0xe8/0x4a0
[ 33.330586][ T92] __alloc_skb+0xe8/0x4a0
[ 33.334907][ T92] alloc_skb_with_frags+0xa8/0x620
[ 33.340003][ T92] ? memcpy+0x56/0x70
[ 33.343971][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 33.349176][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 33.354911][ T92] ? __kasan_check_write+0x14/0x20
[ 33.360038][ T92] ? _raw_spin_lock+0x94/0xf0
[ 33.364710][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 33.370279][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 33.375561][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 33.381094][ T92] ? __cfi_lockref_put_or_lock+0x10/0x10
[ 33.386742][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 33.392638][ T92] ? selinux_socket_unix_may_send+0x1e6/0x2c0
[ 33.398699][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 33.404297][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 33.409773][ T92] __sys_sendto+0x4ac/0x660
[ 33.414283][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 33.419295][ T92] ? security_unix_may_send+0x8c/0xb0
[ 33.424657][ T92] ? __sys_connect+0x267/0x460
[ 33.429414][ T92] __x64_sys_sendto+0xe5/0x100
[ 33.434172][ T92] x64_sys_call+0x83/0x9a0
[ 33.438578][ T92] do_syscall_64+0x4c/0xa0
[ 33.442986][ T92] ? clear_bhb_loop+0x30/0x80
[ 33.447734][ T92] ? clear_bhb_loop+0x30/0x80
[ 33.452413][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 33.458385][ T92] RIP: 0033:0x7faefdb69407
[ 33.462794][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 33.482472][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 33.490899][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 33.498868][ T92] RDX: 0000000000000055 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 33.506930][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 33.515091][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 33.523147][ T92] R13: 00007fff18cc6f50 R14: 000000000000003a R15: 00007fff18cc6f50
[ 33.531308][ T92]
[ 33.534519][ T199] CPU: 0 PID: 199 Comm: dhcpcd Not tainted syzkaller #0
[ 33.541548][ T199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 33.551617][ T199] Call Trace:
[ 33.554931][ T199]
[ 33.557945][ T199] __dump_stack+0x21/0x24
[ 33.562362][ T199] dump_stack_lvl+0x110/0x170
[ 33.567027][ T199] ? __cfi_dump_stack_lvl+0x8/0x8
[ 33.572301][ T199] ? skb_network_protocol+0x52f/0x790
[ 33.576749][ T309] SELinux: unable to map context to SIDfor (devtmpfs, 396), rc=12
[ 33.577665][ T199] dump_stack+0x15/0x24
[ 33.585892][ T309] FAULT_INJECTION: forcing a failure.
[ 33.585892][ T309] name failslab, interval 20, probability 100, space 0, times 970
[ 33.589715][ T199] should_fail_ex+0x3bf/0x510
[ 33.589735][ T199] ? skb_clone+0x1e8/0x380
[ 33.589753][ T199] __should_failslab+0xac/0xf0
[ 33.616725][ T199] should_failslab+0x9/0x20
[ 33.621219][ T199] kmem_cache_alloc+0x3b/0x320
[ 33.625972][ T199] ? kasan_set_track+0x4b/0x70
[ 33.630725][ T199] ? kasan_save_alloc_info+0x1f/0x30
[ 33.636433][ T199] skb_clone+0x1e8/0x380
[ 33.640664][ T199] dev_queue_xmit_nit+0x245/0xab0
[ 33.645678][ T199] dev_hard_start_xmit+0x15f/0x730
[ 33.650785][ T199] ? _raw_spin_lock+0x94/0xf0
[ 33.655449][ T199] sch_direct_xmit+0x279/0x9c0
[ 33.660205][ T199] ? __kasan_check_write+0x14/0x20
[ 33.665303][ T199] ? _raw_spin_trylock+0xb7/0x150
[ 33.670493][ T199] ? __cfi_sch_direct_xmit+0x10/0x10
[ 33.675769][ T199] ? __kasan_check_write+0x14/0x20
[ 33.680870][ T199] ? __build_skb_around+0x24c/0x470
[ 33.686165][ T199] __dev_queue_xmit+0x163e/0x3540
[ 33.691184][ T199] ? __dev_queue_xmit+0x281/0x3540
[ 33.696295][ T199] ? __cfi___dev_queue_xmit+0x10/0x10
[ 33.701686][ T199] ? packet_parse_headers+0x7d8/0xae0
[ 33.707306][ T199] ? packet_parse_headers+0x7e9/0xae0
[ 33.712757][ T199] ? __check_object_size+0x45a/0x600
[ 33.718118][ T199] ? skb_setup_tx_timestamp+0x200/0x200
[ 33.723665][ T199] dev_queue_xmit+0x17/0x20
[ 33.728940][ T199] packet_sendmsg+0x3eea/0x5280
[ 33.733789][ T199] ? __cfi_avc_has_perm+0x10/0x10
[ 33.739004][ T199] ? selinux_socket_sendmsg+0x22f/0x340
[ 33.744713][ T199] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 33.750602][ T199] ? avc_has_perm+0x163/0x250
[ 33.755452][ T199] ? __cfi_packet_sendmsg+0x10/0x10
[ 33.760650][ T199] ? security_socket_sendmsg+0x93/0xb0
[ 33.766097][ T199] sock_write_iter+0x2ea/0x3f0
[ 33.770862][ T199] ? __cfi_sock_write_iter+0x10/0x10
[ 33.776176][ T199] ? fsnotify_perm+0x67/0x5b0
[ 33.780869][ T199] ? security_file_permission+0x8a/0xb0
[ 33.786583][ T199] do_iter_write+0x65a/0xb30
[ 33.791162][ T199] ? _copy_from_user+0x8f/0xc0
[ 33.795917][ T199] ? vfs_iter_write+0xa0/0xa0
[ 33.800583][ T199] ? import_iovec+0x7c/0xb0
[ 33.805072][ T199] vfs_writev+0x339/0x5f0
[ 33.809390][ T199] ? do_writev+0x2c0/0x2c0
[ 33.813795][ T199] ? lock_vma_under_rcu+0x3f8/0x4f0
[ 33.819000][ T199] ? __kasan_check_read+0x11/0x20
[ 33.824216][ T199] ? __fdget_pos+0x1f2/0x380
[ 33.828795][ T199] do_writev+0x14e/0x2c0
[ 33.833028][ T199] ? do_readv+0x450/0x450
[ 33.837348][ T199] ? __secure_computing+0xea/0x290
[ 33.842449][ T199] __x64_sys_writev+0x7d/0x90
[ 33.847122][ T199] x64_sys_call+0xad/0x9a0
[ 33.851527][ T199] do_syscall_64+0x4c/0xa0
[ 33.855942][ T199] ? clear_bhb_loop+0x30/0x80
[ 33.860604][ T199] ? clear_bhb_loop+0x30/0x80
[ 33.865267][ T199] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 33.871151][ T199] RIP: 0033:0x7f300b372407
[ 33.875551][ T199] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 33.895153][ T199] RSP: 002b:00007ffefaa68e30 EFLAGS: 00000202 ORIG_RAX: 0000000000000014
[ 33.903567][ T199] RAX: ffffffffffffffda RBX: 00007f300b2e8740 RCX: 00007f300b372407
[ 33.911525][ T199] RDX: 0000000000000002 RSI: 00007ffefaa68e90 RDI: 0000000000000003
[ 33.919482][ T199] RBP: 0000000000000188 R08: 0000000000000000 R09: 0000000000000000
[ 33.927443][ T199] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffefaa68ed0
[ 33.935403][ T199] R13: 000055bd42fe5770 R14: 00007ffefaa68f20 R15: 00007ffefaa790f0
[ 33.943364][ T199]
[ 33.946371][ T39] CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted syzkaller #0
[ 33.953644][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 33.963693][ T39] Workqueue: mld mld_ifc_work
[ 33.968362][ T39] Call Trace:
[ 33.971629][ T39]
[ 33.974549][ T39] __dump_stack+0x21/0x24
[ 33.978867][ T39] dump_stack_lvl+0x110/0x170
[ 33.983532][ T39] ? __cfi_dump_stack_lvl+0x8/0x8
[ 33.988544][ T39] ? kasan_set_track+0x60/0x70
[ 33.993296][ T39] ? kasan_save_alloc_info+0x1f/0x30
[ 33.998562][ T39] ? __kasan_slab_alloc+0x72/0x80
[ 34.003572][ T39] ? slab_post_alloc_hook+0x4f/0x2d0
[ 34.008842][ T39] ? kmem_cache_alloc+0x166/0x320
[ 34.013860][ T39] dump_stack+0x15/0x24
[ 34.018018][ T39] should_fail_ex+0x3bf/0x510
[ 34.022679][ T39] __should_failslab+0xac/0xf0
[ 34.027430][ T39] should_failslab+0x9/0x20
[ 34.031918][ T39] __kmem_cache_alloc_node+0x3d/0x2d0
[ 34.037283][ T39] ? ref_tracker_alloc+0x16b/0x4a0
[ 34.042384][ T39] ? ref_tracker_alloc+0x16b/0x4a0
[ 34.047480][ T39] kmalloc_trace+0x29/0xb0
[ 34.051880][ T39] ref_tracker_alloc+0x16b/0x4a0
[ 34.056814][ T39] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 34.062264][ T39] ? slab_post_alloc_hook+0x6d/0x2d0
[ 34.067538][ T39] ? kmem_cache_alloc+0x24e/0x320
[ 34.072550][ T39] dst_init+0xc4/0x3d0
[ 34.076611][ T39] ? __cfi_ip6_dst_gc+0x10/0x10
[ 34.081449][ T39] dst_alloc+0x191/0x1e0
[ 34.085679][ T39] icmp6_dst_alloc+0xf8/0x510
[ 34.090346][ T39] mld_sendpack+0x623/0xda0
[ 34.094855][ T39] ? add_grec+0x13f0/0x13f0
[ 34.099342][ T39] ? memcpy+0x56/0x70
[ 34.103309][ T39] ? add_grec+0x10b/0x13f0
[ 34.107711][ T39] ? __cfi_mutex_lock+0x10/0x10
[ 34.112561][ T39] mld_ifc_work+0x83b/0xc20
[ 34.117076][ T39] process_one_work+0x717/0xc30
[ 34.121912][ T39] worker_thread+0xa4d/0x11d0
[ 34.126667][ T39] kthread+0x281/0x320
[ 34.130721][ T39] ? __cfi_worker_thread+0x10/0x10
[ 34.135816][ T39] ? __cfi_kthread+0x10/0x10
[ 34.140392][ T39] ret_from_fork+0x1f/0x30
[ 34.144893][ T39]
[ 34.147897][ T318] CPU: 0 PID: 318 Comm: kworker/0:2 Not tainted syzkaller #0
[ 34.155264][ T318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.165308][ T318] Workqueue: mld mld_ifc_work
[ 34.169979][ T318] Call Trace:
[ 34.173512][ T318]
[ 34.176467][ T318] __dump_stack+0x21/0x24
[ 34.180794][ T318] dump_stack_lvl+0x110/0x170
[ 34.185478][ T318] ? __cfi_dump_stack_lvl+0x8/0x8
[ 34.190510][ T318] ? kasan_set_track+0x60/0x70
[ 34.195281][ T318] ? kasan_save_alloc_info+0x1f/0x30
[ 34.200655][ T318] ? __kasan_slab_alloc+0x72/0x80
[ 34.205676][ T318] ? slab_post_alloc_hook+0x4f/0x2d0
[ 34.210955][ T318] ? kmem_cache_alloc+0x166/0x320
[ 34.215974][ T318] dump_stack+0x15/0x24
[ 34.220123][ T318] should_fail_ex+0x3bf/0x510
[ 34.224789][ T318] __should_failslab+0xac/0xf0
[ 34.229627][ T318] should_failslab+0x9/0x20
[ 34.234125][ T318] __kmem_cache_alloc_node+0x3d/0x2d0
[ 34.239489][ T318] ? ref_tracker_alloc+0x16b/0x4a0
[ 34.244591][ T318] ? ref_tracker_alloc+0x16b/0x4a0
[ 34.249950][ T318] kmalloc_trace+0x29/0xb0
[ 34.254358][ T318] ref_tracker_alloc+0x16b/0x4a0
[ 34.259315][ T318] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 34.264778][ T318] ? slab_post_alloc_hook+0x6d/0x2d0
[ 34.270056][ T318] ? kmem_cache_alloc+0x24e/0x320
[ 34.275083][ T318] dst_init+0xc4/0x3d0
[ 34.279141][ T318] ? __cfi_ip6_dst_gc+0x10/0x10
[ 34.283981][ T318] dst_alloc+0x191/0x1e0
[ 34.288221][ T318] icmp6_dst_alloc+0xf8/0x510
[ 34.292896][ T318] mld_sendpack+0x623/0xda0
[ 34.297392][ T318] ? add_grec+0x13f0/0x13f0
[ 34.301886][ T318] ? memcpy+0x56/0x70
[ 34.305857][ T318] ? add_grec+0x10b/0x13f0
[ 34.310259][ T318] ? __cfi_dst_output+0x10/0x10
[ 34.315104][ T318] ? __cfi_mutex_lock+0x10/0x10
[ 34.319951][ T318] mld_ifc_work+0x83b/0xc20
[ 34.324454][ T318] process_one_work+0x717/0xc30
[ 34.329313][ T318] worker_thread+0xa4d/0x11d0
[ 34.333995][ T318] kthread+0x281/0x320
[ 34.338065][ T318] ? __cfi_worker_thread+0x10/0x10
[ 34.343182][ T318] ? __cfi_kthread+0x10/0x10
[ 34.347780][ T318] ret_from_fork+0x1f/0x30
[ 34.352196][ T318]
[ 34.355260][ T318] memory allocation failure, unreliable refcount tracker.
[ 34.364117][ T8] FAULT_INJECTION: forcing a failure.
[ 34.364117][ T8] name failslab, interval 20, probability 100, space 0, times 967
[ 34.377364][ T309] CPU: 1 PID: 309 Comm: udevd Not tainted syzkaller #0
[ 34.384221][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.394266][ T309] Call Trace:
[ 34.397533][ T309]
[ 34.400449][ T309] __dump_stack+0x21/0x24
[ 34.404773][ T309] dump_stack_lvl+0x110/0x170
[ 34.409459][ T309] ? __cfi_dump_stack_lvl+0x8/0x8
[ 34.414553][ T309] dump_stack+0x15/0x24
[ 34.418722][ T309] should_fail_ex+0x3bf/0x510
[ 34.423390][ T309] ? getname_flags+0xba/0x510
[ 34.428078][ T309] __should_failslab+0xac/0xf0
[ 34.432826][ T309] should_failslab+0x9/0x20
[ 34.437431][ T309] kmem_cache_alloc+0x3b/0x320
[ 34.442183][ T309] getname_flags+0xba/0x510
[ 34.446684][ T309] __x64_sys_rename+0x6e/0x90
[ 34.451349][ T309] x64_sys_call+0x300/0x9a0
[ 34.455840][ T309] do_syscall_64+0x4c/0xa0
[ 34.460266][ T309] ? clear_bhb_loop+0x30/0x80
[ 34.464921][ T309] ? clear_bhb_loop+0x30/0x80
[ 34.469580][ T309] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 34.475459][ T309] RIP: 0033:0x7f24f827acc7
[ 34.479853][ T309] Code: e8 5e a7 09 00 f7 d8 19 c0 5b c3 0f 1f 84 00 00 00 00 00 b8 ff ff ff ff 5b c3 66 0f 1f 84 00 00 00 00 00 b8 52 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 61 17 00 f7 d8 64 89 02 b8
[ 34.499443][ T309] RSP: 002b:00007fff82cd8618 EFLAGS: 00000202 ORIG_RAX: 0000000000000052
[ 34.507843][ T309] RAX: ffffffffffffffda RBX: 00005655171ba950 RCX: 00007f24f827acc7
[ 34.515799][ T309] RDX: 0000565516f5b010 RSI: 00007fff82cd8630 RDI: 00007fff82cd8a30
[ 34.523852][ T309] RBP: 00005655172147e0 R08: 00000000000001e0 R09: 0000000000000000
[ 34.531804][ T309] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff82cd8630
[ 34.539762][ T309] R13: 00007fff82cd8a30 R14: 0000000000000000 R15: 0000565510a9c9dd
[ 34.547722][ T309]
[ 34.550865][ T375] FAULT_INJECTION: forcing a failure.
[ 34.550865][ T375] name failslab, interval 20, probability 100, space 0, times 965
[ 34.551229][ T309] FAULT_INJECTION: forcing a failure.
[ 34.551229][ T309] name failslab, interval 20, probability 100, space 0, times 965
[ 34.564324][ T375] CPU: 0 PID: 375 Comm: kworker/u4:4 Not tainted syzkaller #0
[ 34.584606][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.594755][ T375] Workqueue: writeback wb_workfn (flush-8:0)
[ 34.600736][ T375] Call Trace:
[ 34.604012][ T375]
[ 34.606925][ T375] __dump_stack+0x21/0x24
[ 34.611243][ T375] dump_stack_lvl+0x110/0x170
[ 34.615905][ T375] ? __cfi_dump_stack_lvl+0x8/0x8
[ 34.618079][ T376] FAULT_INJECTION: forcing a failure.
[ 34.618079][ T376] name failslab, interval 20, probability 100, space 0, times 965
[ 34.620926][ T375] dump_stack+0x15/0x24
[ 34.638053][ T375] should_fail_ex+0x3bf/0x510
[ 34.642717][ T375] ? jbd2__journal_start+0x13d/0x6e0
[ 34.647999][ T375] __should_failslab+0xac/0xf0
[ 34.652772][ T375] should_failslab+0x9/0x20
[ 34.657276][ T375] kmem_cache_alloc+0x3b/0x320
[ 34.662053][ T375] ? slab_post_alloc_hook+0x6d/0x2d0
[ 34.667331][ T375] jbd2__journal_start+0x13d/0x6e0
[ 34.672431][ T375] __ext4_journal_start_sb+0x242/0x4a0
[ 34.677881][ T375] ext4_writepages+0xfcc/0x30a0
[ 34.682726][ T375] ? __cfi_ext4_writepages+0x10/0x10
[ 34.688093][ T375] ? __kasan_check_write+0x14/0x20
[ 34.693191][ T375] ? __cfi____update_load_sum+0x10/0x10
[ 34.698725][ T375] ? __cfi_ext4_writepages+0x10/0x10
[ 34.704009][ T375] do_writepages+0x3ab/0x600
[ 34.708594][ T375] ? __cfi_do_writepages+0x10/0x10
[ 34.713690][ T375] ? __kasan_check_write+0x14/0x20
[ 34.718785][ T375] ? _raw_spin_lock+0x94/0xf0
[ 34.723448][ T375] __writeback_single_inode+0xd9/0xb10
[ 34.728893][ T375] ? wbc_attach_and_unlock_inode+0xce/0x500
[ 34.734772][ T375] writeback_sb_inodes+0x9fd/0x1610
[ 34.739984][ T375] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 34.746136][ T375] ? stack_trace_save+0xa6/0xf0
[ 34.750979][ T375] ? queue_io+0x4b0/0x4b0
[ 34.755305][ T375] ? down_read_trylock+0x27f/0x660
[ 34.760407][ T375] __writeback_inodes_wb+0x127/0x400
[ 34.765682][ T375] wb_writeback+0x3ff/0x990
[ 34.770175][ T375] ? inode_cgwb_move_to_attached+0x3b0/0x3b0
[ 34.776143][ T375] ? set_worker_desc+0x1ba/0x1f0
[ 34.781070][ T375] ? __kasan_check_write+0x14/0x20
[ 34.786170][ T375] wb_workfn+0xa32/0xeb0
[ 34.790406][ T375] ? __cfi_wb_workfn+0x10/0x10
[ 34.795155][ T375] ? __cfi___switch_to+0x10/0x10
[ 34.800079][ T375] ? kthread_data+0x50/0xc0
[ 34.804565][ T375] ? finish_task_switch+0x16b/0x7c0
[ 34.809755][ T375] ? switch_mm_irqs_off+0x730/0x960
[ 34.814939][ T375] ? __schedule+0xbea/0x14b0
[ 34.819517][ T375] process_one_work+0x717/0xc30
[ 34.824353][ T375] worker_thread+0xa4d/0x11d0
[ 34.829019][ T375] kthread+0x281/0x320
[ 34.833086][ T375] ? __cfi_worker_thread+0x10/0x10
[ 34.838179][ T375] ? __cfi_kthread+0x10/0x10
[ 34.842752][ T375] ret_from_fork+0x1f/0x30
[ 34.847159][ T375]
[ 34.850163][ T309] CPU: 1 PID: 309 Comm: udevd Not tainted syzkaller #0
[ 34.857006][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.867046][ T309] Call Trace:
[ 34.870307][ T309]
[ 34.873220][ T309] __dump_stack+0x21/0x24
[ 34.877543][ T309] dump_stack_lvl+0x110/0x170
[ 34.882203][ T309] ? __cfi_dump_stack_lvl+0x8/0x8
[ 34.887209][ T309] ? __fput+0x66d/0x8f0
[ 34.891351][ T309] dump_stack+0x15/0x24
[ 34.895491][ T309] should_fail_ex+0x3bf/0x510
[ 34.900153][ T309] ? getname_flags+0xba/0x510
[ 34.904814][ T309] __should_failslab+0xac/0xf0
[ 34.909564][ T309] should_failslab+0x9/0x20
[ 34.914048][ T309] kmem_cache_alloc+0x3b/0x320
[ 34.918797][ T309] getname_flags+0xba/0x510
[ 34.923281][ T309] ? debug_smp_processor_id+0x17/0x20
[ 34.928637][ T309] __x64_sys_rename+0x5f/0x90
[ 34.933307][ T309] x64_sys_call+0x300/0x9a0
[ 34.937797][ T309] do_syscall_64+0x4c/0xa0
[ 34.942199][ T309] ? clear_bhb_loop+0x30/0x80
[ 34.946857][ T309] ? clear_bhb_loop+0x30/0x80
[ 34.951524][ T309] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 34.957477][ T309] RIP: 0033:0x7f24f827acc7
[ 34.962046][ T309] Code: e8 5e a7 09 00 f7 d8 19 c0 5b c3 0f 1f 84 00 00 00 00 00 b8 ff ff ff ff 5b c3 66 0f 1f 84 00 00 00 00 00 b8 52 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 61 17 00 f7 d8 64 89 02 b8
[ 34.981748][ T309] RSP: 002b:00007fff82cd8698 EFLAGS: 00000206 ORIG_RAX: 0000000000000052
[ 34.990146][ T309] RAX: ffffffffffffffda RBX: 00005655171ba950 RCX: 00007f24f827acc7
[ 34.998105][ T309] RDX: 0000565516f5b010 RSI: 00007fff82cd86b0 RDI: 00007fff82cd8ab0
[ 35.006173][ T309] RBP: 00005655172147e0 R08: 00000000000001e0 R09: 0000000000000000
[ 35.014126][ T309] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff82cd86b0
[ 35.022096][ T309] R13: 00007fff82cd8ab0 R14: 0000000000000000 R15: 0000565510a9c9dd
[ 35.030051][ T309]
[ 35.033483][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 35.033854][ T92] FAULT_INJECTION: forcing a failure.
[ 35.033854][ T92] name failslab, interval 20, probability 100, space 0, times 962
[ 35.040767][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 35.040779][ T8] Workqueue: netns cleanup_net
[ 35.040803][ T8] Call Trace:
[ 35.040808][ T8]
[ 35.075211][ T8] __dump_stack+0x21/0x24
[ 35.079541][ T8] dump_stack_lvl+0x110/0x170
[ 35.084206][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 35.089221][ T8] dump_stack+0x15/0x24
[ 35.093368][ T8] should_fail_ex+0x3bf/0x510
[ 35.098031][ T8] __should_failslab+0xac/0xf0
[ 35.102789][ T8] should_failslab+0x9/0x20
[ 35.107276][ T8] kmem_cache_alloc_node+0x42/0x330
[ 35.112561][ T8] ? __alloc_skb+0xe8/0x4a0
[ 35.117060][ T8] __alloc_skb+0xe8/0x4a0
[ 35.121377][ T8] rtmsg_ifinfo_build_skb+0x75/0x180
[ 35.126673][ T8] unregister_netdevice_many+0x10e4/0x1910
[ 35.132472][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 35.138623][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 35.144516][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 35.150795][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 35.156701][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 35.162932][ T8] ip_tunnel_delete_nets+0x346/0x390
[ 35.168210][ T8] ? __cfi_ip_tunnel_delete_nets+0x10/0x10
[ 35.174012][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 35.179725][ T8] ipip_exit_batch_net+0x22/0x30
[ 35.184651][ T8] ? __cfi_ipip_exit_batch_net+0x10/0x10
[ 35.190269][ T8] cleanup_net+0x630/0xb10
[ 35.194704][ T8] ? __kasan_check_write+0x14/0x20
[ 35.199801][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 35.205695][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 35.210669][ T8] process_one_work+0x717/0xc30
[ 35.215607][ T8] worker_thread+0xa4d/0x11d0
[ 35.220279][ T8] kthread+0x281/0x320
[ 35.224336][ T8] ? __cfi_worker_thread+0x10/0x10
[ 35.229427][ T8] ? __cfi_kthread+0x10/0x10
[ 35.234008][ T8] ret_from_fork+0x1f/0x30
[ 35.238409][ T8]
[ 35.241439][ T375] EXT4-fs (sda1): ext4_writepages: jbd2_start: 12288 pages, ino 2029; err -12
[ 35.241530][ T376] CPU: 1 PID: 376 Comm: kworker/1:3 Not tainted syzkaller #0
[ 35.257626][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 35.267672][ T376] Workqueue: mld mld_ifc_work
[ 35.272345][ T376] Call Trace:
[ 35.275610][ T376]
[ 35.278528][ T376] __dump_stack+0x21/0x24
[ 35.282852][ T376] dump_stack_lvl+0x110/0x170
[ 35.287533][ T376] ? __cfi_dump_stack_lvl+0x8/0x8
[ 35.292549][ T376] ? xfrm_lookup_with_ifid+0x174b/0x2130
[ 35.298174][ T376] dump_stack+0x15/0x24
[ 35.302316][ T376] should_fail_ex+0x3bf/0x510
[ 35.306986][ T376] __should_failslab+0xac/0xf0
[ 35.311740][ T376] should_failslab+0x9/0x20
[ 35.316229][ T376] kmem_cache_alloc_node+0x42/0x330
[ 35.321416][ T376] ? __alloc_skb+0xe8/0x4a0
[ 35.325992][ T376] __alloc_skb+0xe8/0x4a0
[ 35.330309][ T376] mld_newpack+0x143/0xa30
[ 35.334724][ T376] ? mld_sendpack+0xda0/0xda0
[ 35.339424][ T376] add_grec+0xf26/0x13f0
[ 35.343664][ T376] ? __cfi_dst_output+0x10/0x10
[ 35.348511][ T376] ? __kasan_check_write+0x14/0x20
[ 35.353612][ T376] ? mutex_lock+0x93/0x1b0
[ 35.358020][ T376] ? __cfi_mutex_lock+0x10/0x10
[ 35.362865][ T376] mld_ifc_work+0x782/0xc20
[ 35.367357][ T376] process_one_work+0x717/0xc30
[ 35.372199][ T376] worker_thread+0xa4d/0x11d0
[ 35.376868][ T376] kthread+0x281/0x320
[ 35.380943][ T376] ? __cfi_worker_thread+0x10/0x10
[ 35.386039][ T376] ? __cfi_kthread+0x10/0x10
[ 35.390640][ T376] ret_from_fork+0x1f/0x30
[ 35.395049][ T376]
[ 35.396846][ T309] FAULT_INJECTION: forcing a failure.
[ 35.396846][ T309] name failslab, interval 20, probability 100, space 0, times 960
[ 35.399489][ T376] FAULT_INJECTION: forcing a failure.
[ 35.399489][ T376] name failslab, interval 20, probability 100, space 0, times 959
[ 35.411159][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 35.430842][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 35.440931][ T92] Call Trace:
[ 35.444205][ T92]
[ 35.447126][ T92] __dump_stack+0x21/0x24
[ 35.451452][ T92] dump_stack_lvl+0x110/0x170
[ 35.456117][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 35.461131][ T92] ? __kasan_check_read+0x11/0x20
[ 35.466141][ T92] ? ttwu_do_wakeup+0x102/0x490
[ 35.471005][ T92] dump_stack+0x15/0x24
[ 35.475151][ T92] should_fail_ex+0x3bf/0x510
[ 35.479814][ T92] __should_failslab+0xac/0xf0
[ 35.484595][ T92] should_failslab+0x9/0x20
[ 35.489088][ T92] kmem_cache_alloc_node+0x42/0x330
[ 35.494371][ T92] ? __alloc_skb+0xe8/0x4a0
[ 35.498899][ T92] __alloc_skb+0xe8/0x4a0
[ 35.503235][ T92] alloc_skb_with_frags+0xa8/0x620
[ 35.508364][ T92] ? memcpy+0x56/0x70
[ 35.512337][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 35.517532][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 35.523242][ T92] ? __kasan_check_write+0x14/0x20
[ 35.528341][ T92] ? _raw_spin_lock+0x94/0xf0
[ 35.533008][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 35.538195][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 35.543300][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 35.548832][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 35.554719][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 35.560255][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 35.565701][ T92] __sys_sendto+0x4ac/0x660
[ 35.570193][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 35.575207][ T92] ? __cfi_do_syslog+0x10/0x10
[ 35.579969][ T92] ? __sys_connect+0x267/0x460
[ 35.584729][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 35.590260][ T92] ? xfd_validate_state+0x70/0x150
[ 35.595361][ T92] ? __kasan_check_write+0x14/0x20
[ 35.600466][ T92] __x64_sys_sendto+0xe5/0x100
[ 35.605216][ T92] x64_sys_call+0x83/0x9a0
[ 35.609636][ T92] do_syscall_64+0x4c/0xa0
[ 35.614064][ T92] ? clear_bhb_loop+0x30/0x80
[ 35.618738][ T92] ? clear_bhb_loop+0x30/0x80
[ 35.623407][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 35.629332][ T92] RIP: 0033:0x7faefdb69407
[ 35.633734][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 35.653327][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 35.661821][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 35.669957][ T92] RDX: 000000000000004b RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 35.677916][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 35.685876][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 35.693829][ T92] R13: 00007fff18cc6f50 R14: 0000000000000030 R15: 00007fff18cc6f50
[ 35.701793][ T92]
[ 35.704810][ T309] CPU: 1 PID: 309 Comm: udevd Not tainted syzkaller #0
[ 35.705923][ T92] FAULT_INJECTION: forcing a failure.
[ 35.705923][ T92] name failslab, interval 20, probability 100, space 0, times 954
[ 35.711654][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 35.711665][ T309] Call Trace:
[ 35.711669][ T309]
[ 35.711674][ T309] __dump_stack+0x21/0x24
[ 35.745207][ T309] dump_stack_lvl+0x110/0x170
[ 35.749970][ T309] ? __cfi_dump_stack_lvl+0x8/0x8
[ 35.754982][ T309] ? selinux_capable+0x2b6/0x3b0
[ 35.759907][ T309] ? __cfi_selinux_capable+0x10/0x10
[ 35.765193][ T309] dump_stack+0x15/0x24
[ 35.769358][ T309] should_fail_ex+0x3bf/0x510
[ 35.774024][ T309] __should_failslab+0xac/0xf0
[ 35.778929][ T309] should_failslab+0x9/0x20
[ 35.783428][ T309] kmem_cache_alloc_node+0x42/0x330
[ 35.788635][ T309] ? __alloc_skb+0xe8/0x4a0
[ 35.793133][ T309] __alloc_skb+0xe8/0x4a0
[ 35.797454][ T309] ? netlink_allowed+0xf0/0x140
[ 35.802292][ T309] netlink_sendmsg+0x635/0xbd0
[ 35.807041][ T309] ? __cfi_netlink_sendmsg+0x10/0x10
[ 35.812309][ T309] ? security_socket_sendmsg+0x93/0xb0
[ 35.817765][ T309] ? __cfi_netlink_sendmsg+0x10/0x10
[ 35.823031][ T309] ____sys_sendmsg+0x5fb/0x9c0
[ 35.827783][ T309] ? __sys_sendmsg_sock+0x40/0x40
[ 35.832811][ T309] ? import_iovec+0x7c/0xb0
[ 35.837297][ T309] ___sys_sendmsg+0x2a2/0x360
[ 35.841961][ T309] ? __sys_sendmsg+0x290/0x290
[ 35.846714][ T309] ? __kasan_check_read+0x11/0x20
[ 35.851719][ T309] ? call_rcu+0xb84/0xf50
[ 35.856040][ T309] ? __cfi_call_rcu+0x10/0x10
[ 35.860701][ T309] ? __kasan_check_read+0x11/0x20
[ 35.865705][ T309] ? __fdget+0x15b/0x220
[ 35.869931][ T309] __x64_sys_sendmsg+0x20d/0x2e0
[ 35.874858][ T309] ? __cfi___x64_sys_sendmsg+0x10/0x10
[ 35.880301][ T309] ? task_work_run+0x208/0x250
[ 35.885052][ T309] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 35.891123][ T309] x64_sys_call+0x171/0x9a0
[ 35.895623][ T309] do_syscall_64+0x4c/0xa0
[ 35.900031][ T309] ? clear_bhb_loop+0x30/0x80
[ 35.904703][ T309] ? clear_bhb_loop+0x30/0x80
[ 35.909378][ T309] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 35.915708][ T309] RIP: 0033:0x7f24f82a7407
[ 35.920109][ T309] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 35.939711][ T309] RSP: 002b:00007fff82cd8de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 35.948107][ T309] RAX: ffffffffffffffda RBX: 00007f24f8a8b880 RCX: 00007f24f82a7407
[ 35.956065][ T309] RDX: 0000000000000000 RSI: 00007fff82cd8e40 RDI: 000000000000000c
[ 35.964025][ T309] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 35.971990][ T309] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000d1
[ 35.979950][ T309] R13: 0000565517214a50 R14: 0000000000000000 R15: 00005655172147e0
[ 35.987921][ T309]
[ 35.991069][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 35.997848][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.007980][ T92] Call Trace:
[ 36.011246][ T92]
[ 36.014163][ T92] __dump_stack+0x21/0x24
[ 36.018489][ T92] dump_stack_lvl+0x110/0x170
[ 36.023942][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 36.028976][ T92] dump_stack+0x15/0x24
[ 36.033135][ T92] should_fail_ex+0x3bf/0x510
[ 36.037805][ T92] __should_failslab+0xac/0xf0
[ 36.042562][ T92] should_failslab+0x9/0x20
[ 36.047054][ T92] kmem_cache_alloc_node+0x42/0x330
[ 36.052246][ T92] ? __alloc_skb+0xe8/0x4a0
[ 36.056740][ T92] ? kasan_set_track+0x60/0x70
[ 36.061512][ T92] __alloc_skb+0xe8/0x4a0
[ 36.065836][ T92] ? do_syscall_64+0x4c/0xa0
[ 36.070421][ T92] alloc_skb_with_frags+0xa8/0x620
[ 36.075526][ T92] ? memcpy+0x56/0x70
[ 36.079507][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 36.084699][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 36.090410][ T92] ? __kasan_check_write+0x14/0x20
[ 36.095516][ T92] ? _raw_spin_lock+0x94/0xf0
[ 36.100186][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 36.105374][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 36.110478][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 36.116018][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 36.121921][ T92] ? kfree+0x6f/0xf0
[ 36.125817][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 36.131372][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 36.136827][ T92] __sys_sendto+0x4ac/0x660
[ 36.141329][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 36.146340][ T92] ? __cfi_do_syslog+0x10/0x10
[ 36.151092][ T92] ? __sys_connect+0x267/0x460
[ 36.155872][ T92] __x64_sys_sendto+0xe5/0x100
[ 36.160626][ T92] x64_sys_call+0x83/0x9a0
[ 36.165184][ T92] do_syscall_64+0x4c/0xa0
[ 36.169622][ T92] ? clear_bhb_loop+0x30/0x80
[ 36.174299][ T92] ? clear_bhb_loop+0x30/0x80
[ 36.178965][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 36.184878][ T92] RIP: 0033:0x7faefdb69407
[ 36.189289][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 36.208882][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 36.217285][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 36.225249][ T92] RDX: 0000000000000073 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 36.233209][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 36.241173][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 36.249135][ T92] R13: 00007fff18cc6f50 R14: 0000000000000058 R15: 00007fff18cc6f50
[ 36.257098][ T92]
[ 36.260103][ T376] CPU: 1 PID: 376 Comm: kworker/1:3 Not tainted syzkaller #0
[ 36.267468][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.277535][ T376] Workqueue: mld mld_dad_work
[ 36.282290][ T376] Call Trace:
[ 36.285548][ T376]
[ 36.288556][ T376] __dump_stack+0x21/0x24
[ 36.292901][ T376] dump_stack_lvl+0x110/0x170
[ 36.297579][ T376] ? __cfi_dump_stack_lvl+0x8/0x8
[ 36.302897][ T376] ? kasan_set_track+0x60/0x70
[ 36.307666][ T376] ? kasan_save_alloc_info+0x1f/0x30
[ 36.312953][ T376] ? __kasan_slab_alloc+0x72/0x80
[ 36.317969][ T376] ? slab_post_alloc_hook+0x4f/0x2d0
[ 36.323246][ T376] ? kmem_cache_alloc+0x166/0x320
[ 36.328254][ T376] dump_stack+0x15/0x24
[ 36.332400][ T376] should_fail_ex+0x3bf/0x510
[ 36.337057][ T376] __should_failslab+0xac/0xf0
[ 36.341808][ T376] should_failslab+0x9/0x20
[ 36.346295][ T376] __kmem_cache_alloc_node+0x3d/0x2d0
[ 36.351649][ T376] ? ref_tracker_alloc+0x16b/0x4a0
[ 36.356751][ T376] ? ref_tracker_alloc+0x16b/0x4a0
[ 36.361880][ T376] kmalloc_trace+0x29/0xb0
[ 36.366292][ T376] ref_tracker_alloc+0x16b/0x4a0
[ 36.371231][ T376] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 36.376677][ T376] ? slab_post_alloc_hook+0x6d/0x2d0
[ 36.381955][ T376] ? dst_alloc+0x16a/0x1e0
[ 36.386384][ T376] dst_init+0xc4/0x3d0
[ 36.390439][ T376] ? __cfi_ip6_dst_gc+0x10/0x10
[ 36.395274][ T376] dst_alloc+0x191/0x1e0
[ 36.399505][ T376] icmp6_dst_alloc+0xf8/0x510
[ 36.404178][ T376] mld_sendpack+0x623/0xda0
[ 36.408673][ T376] ? add_grec+0x13f0/0x13f0
[ 36.413163][ T376] ? add_grec+0xfae/0x13f0
[ 36.417560][ T376] ? memcpy+0x56/0x70
[ 36.421529][ T376] ? __cfi_mutex_lock+0x10/0x10
[ 36.426460][ T376] mld_dad_work+0x244/0x670
[ 36.431379][ T376] process_one_work+0x717/0xc30
[ 36.436218][ T376] worker_thread+0xa4d/0x11d0
[ 36.440889][ T376] kthread+0x281/0x320
[ 36.444938][ T376] ? __cfi_worker_thread+0x10/0x10
[ 36.450039][ T376] ? __cfi_kthread+0x10/0x10
[ 36.454613][ T376] ret_from_fork+0x1f/0x30
[ 36.459027][ T376]
[ 36.462483][ T60] FAULT_INJECTION: forcing a failure.
[ 36.462483][ T60] name failslab, interval 20, probability 100, space 0, times 951
[ 36.463597][ T92] FAULT_INJECTION: forcing a failure.
[ 36.463597][ T92] name failslab, interval 20, probability 100, space 0, times 949
[ 36.475589][ T60] CPU: 1 PID: 60 Comm: kworker/1:2 Not tainted syzkaller #0
[ 36.495815][ T60] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.506036][ T60] Workqueue: ipv6_addrconf addrconf_dad_work
[ 36.512014][ T60] Call Trace:
[ 36.515303][ T60]
[ 36.518226][ T60] __dump_stack+0x21/0x24
[ 36.522746][ T60] dump_stack_lvl+0x110/0x170
[ 36.527943][ T60] ? __cfi_dump_stack_lvl+0x8/0x8
[ 36.533356][ T60] ? kasan_save_alloc_info+0x1f/0x30
[ 36.538802][ T60] dump_stack+0x15/0x24
[ 36.543105][ T60] should_fail_ex+0x3bf/0x510
[ 36.548007][ T60] ? dst_alloc+0x16a/0x1e0
[ 36.552607][ T60] __should_failslab+0xac/0xf0
[ 36.558130][ T60] should_failslab+0x9/0x20
[ 36.563772][ T60] kmem_cache_alloc+0x3b/0x320
[ 36.570162][ T60] ? __cfi_ip6_dst_gc+0x10/0x10
[ 36.577471][ T60] dst_alloc+0x16a/0x1e0
[ 36.583563][ T60] icmp6_dst_alloc+0xf8/0x510
[ 36.589137][ T60] ndisc_send_skb+0x2ad/0xcd0
[ 36.594095][ T60] ? __cfi_ndisc_send_skb+0x10/0x10
[ 36.599285][ T60] ? __kasan_check_write+0x14/0x20
[ 36.604386][ T60] ? __build_skb_around+0x24c/0x470
[ 36.610116][ T60] ? ndisc_ns_create+0x60d/0x920
[ 36.615045][ T60] ndisc_send_ns+0xd4/0x160
[ 36.619535][ T60] ? __cfi_ndisc_send_ns+0x10/0x10
[ 36.624627][ T60] ? mod_delayed_work_on+0xa8/0xe0
[ 36.629730][ T60] addrconf_dad_work+0x9d6/0x14a0
[ 36.634740][ T60] ? __kasan_check_write+0x14/0x20
[ 36.639845][ T60] ? __cfi_addrconf_dad_work+0x10/0x10
[ 36.645305][ T60] ? __kasan_check_write+0x14/0x20
[ 36.650419][ T60] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 36.656403][ T60] process_one_work+0x717/0xc30
[ 36.661241][ T60] worker_thread+0xa4d/0x11d0
[ 36.665907][ T60] kthread+0x281/0x320
[ 36.670052][ T60] ? __cfi_worker_thread+0x10/0x10
[ 36.675147][ T60] ? __cfi_kthread+0x10/0x10
[ 36.679738][ T60] ret_from_fork+0x1f/0x30
[ 36.684149][ T60]
[ 36.687185][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 36.688797][ T376] FAULT_INJECTION: forcing a failure.
[ 36.688797][ T376] name failslab, interval 20, probability 100, space 0, times 948
[ 36.693941][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.717662][ T92] Call Trace:
[ 36.720929][ T92]
[ 36.723856][ T92] __dump_stack+0x21/0x24
[ 36.728178][ T92] dump_stack_lvl+0x110/0x170
[ 36.732856][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 36.737900][ T92] dump_stack+0x15/0x24
[ 36.742045][ T92] should_fail_ex+0x3bf/0x510
[ 36.746710][ T92] __should_failslab+0xac/0xf0
[ 36.751558][ T92] should_failslab+0x9/0x20
[ 36.756053][ T92] kmem_cache_alloc_node+0x42/0x330
[ 36.761273][ T92] ? __alloc_skb+0xe8/0x4a0
[ 36.765777][ T92] ? kasan_set_track+0x60/0x70
[ 36.770547][ T92] __alloc_skb+0xe8/0x4a0
[ 36.774903][ T92] ? do_syscall_64+0x4c/0xa0
[ 36.779509][ T92] alloc_skb_with_frags+0xa8/0x620
[ 36.784669][ T92] ? memcpy+0x56/0x70
[ 36.789080][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 36.794747][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 36.800476][ T92] ? __kasan_check_write+0x14/0x20
[ 36.805580][ T92] ? _raw_spin_lock+0x94/0xf0
[ 36.810258][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 36.815470][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 36.820571][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 36.826204][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 36.832121][ T92] ? kfree+0x6f/0xf0
[ 36.836003][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 36.841570][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 36.847055][ T92] __sys_sendto+0x4ac/0x660
[ 36.851561][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 36.856573][ T92] ? __cfi_do_syslog+0x10/0x10
[ 36.861321][ T92] ? __sys_connect+0x267/0x460
[ 36.866080][ T92] __x64_sys_sendto+0xe5/0x100
[ 36.870830][ T92] x64_sys_call+0x83/0x9a0
[ 36.875237][ T92] do_syscall_64+0x4c/0xa0
[ 36.879642][ T92] ? clear_bhb_loop+0x30/0x80
[ 36.884322][ T92] ? clear_bhb_loop+0x30/0x80
[ 36.889811][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 36.895796][ T92] RIP: 0033:0x7faefdb69407
[ 36.900200][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 36.919924][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 36.928432][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 36.936944][ T92] RDX: 0000000000000047 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 36.945962][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 36.955056][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 36.963642][ T92] R13: 00007fff18cc6f50 R14: 000000000000002c R15: 00007fff18cc6f50
[ 36.971813][ T92]
[ 36.974945][ T376] CPU: 1 PID: 376 Comm: kworker/1:3 Not tainted syzkaller #0
[ 36.975599][ T6] FAULT_INJECTION: forcing a failure.
[ 36.975599][ T6] name failslab, interval 20, probability 100, space 0, times 947
[ 36.982810][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.982822][ T376] Workqueue: mld mld_ifc_work
[ 36.982843][ T376] Call Trace:
[ 36.982847][ T376]
[ 36.982853][ T376] __dump_stack+0x21/0x24
[ 36.982875][ T376] dump_stack_lvl+0x110/0x170
[ 36.982893][ T376] ? __cfi_dump_stack_lvl+0x8/0x8
[ 37.032300][ T376] dump_stack+0x15/0x24
[ 37.036585][ T376] should_fail_ex+0x3bf/0x510
[ 37.041447][ T376] ? dst_alloc+0x16a/0x1e0
[ 37.045855][ T376] __should_failslab+0xac/0xf0
[ 37.050725][ T376] should_failslab+0x9/0x20
[ 37.055305][ T376] kmem_cache_alloc+0x3b/0x320
[ 37.060071][ T376] ? __cfi_ip6_dst_gc+0x10/0x10
[ 37.064911][ T376] dst_alloc+0x16a/0x1e0
[ 37.069148][ T376] icmp6_dst_alloc+0xf8/0x510
[ 37.073830][ T376] mld_sendpack+0x623/0xda0
[ 37.078323][ T376] ? add_grec+0x13f0/0x13f0
[ 37.082815][ T376] ? memcpy+0x56/0x70
[ 37.086788][ T376] ? add_grec+0x10b/0x13f0
[ 37.091190][ T376] ? __cfi_mutex_lock+0x10/0x10
[ 37.096035][ T376] mld_ifc_work+0x83b/0xc20
[ 37.100526][ T376] ? try_to_wake_up+0x622/0x1250
[ 37.105457][ T376] process_one_work+0x717/0xc30
[ 37.110303][ T376] worker_thread+0xa4d/0x11d0
[ 37.114972][ T376] kthread+0x281/0x320
[ 37.119059][ T376] ? __cfi_worker_thread+0x10/0x10
[ 37.124160][ T376] ? __cfi_kthread+0x10/0x10
[ 37.129090][ T376] ret_from_fork+0x1f/0x30
[ 37.133503][ T376]
[ 37.136507][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0
[ 37.143717][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 37.153943][ T6] Workqueue: ipv6_addrconf addrconf_dad_work
[ 37.159929][ T6] Call Trace:
[ 37.163216][ T6]
[ 37.166163][ T6] __dump_stack+0x21/0x24
[ 37.170488][ T6] dump_stack_lvl+0x110/0x170
[ 37.175156][ T6] ? __cfi_dump_stack_lvl+0x8/0x8
[ 37.180211][ T6] dump_stack+0x15/0x24
[ 37.184360][ T6] should_fail_ex+0x3bf/0x510
[ 37.189049][ T6] __should_failslab+0xac/0xf0
[ 37.193831][ T6] should_failslab+0x9/0x20
[ 37.198336][ T6] __kmem_cache_alloc_node+0x3d/0x2d0
[ 37.203712][ T6] ? ___neigh_create+0x6e3/0x1db0
[ 37.208743][ T6] ? ___neigh_create+0x6e3/0x1db0
[ 37.213777][ T6] __kmalloc+0xa4/0x1e0
[ 37.217924][ T6] ___neigh_create+0x6e3/0x1db0
[ 37.222788][ T6] ? __local_bh_enable_ip+0x58/0x80
[ 37.227981][ T6] ? ip6t_do_table+0x13a7/0x1560
[ 37.232926][ T6] __neigh_create+0x31/0x40
[ 37.237610][ T6] ip6_finish_output2+0xaaf/0x18b0
[ 37.242802][ T6] ? ip6t_do_table+0x1c7/0x1560
[ 37.248009][ T6] ? __cfi_ip6_finish_output2+0x10/0x10
[ 37.254853][ T6] ? ip6table_mangle_hook+0x262/0x7b0
[ 37.260223][ T6] ip6_finish_output+0x60b/0xbe0
[ 37.265162][ T6] ip6_output+0x1fa/0x410
[ 37.269481][ T6] ? __cfi_ip6_output+0x10/0x10
[ 37.274319][ T6] ? __cfi_ip6_finish_output+0x10/0x10
[ 37.279766][ T6] ? __cfi_ip6t_do_table+0x10/0x10
[ 37.284884][ T6] ndisc_send_skb+0x7c8/0xcd0
[ 37.289557][ T6] ? __cfi_ndisc_send_skb+0x10/0x10
[ 37.294766][ T6] ? __cfi_dst_output+0x10/0x10
[ 37.299711][ T6] ? ndisc_ns_create+0x60d/0x920
[ 37.304635][ T6] ndisc_send_ns+0xd4/0x160
[ 37.309151][ T6] ? __cfi_ndisc_send_ns+0x10/0x10
[ 37.314260][ T6] ? mod_delayed_work_on+0xa8/0xe0
[ 37.319367][ T6] addrconf_dad_work+0x9d6/0x14a0
[ 37.324386][ T6] ? __cfi_addrconf_dad_work+0x10/0x10
[ 37.330017][ T6] ? __kasan_check_write+0x14/0x20
[ 37.335147][ T6] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 37.341039][ T6] process_one_work+0x717/0xc30
[ 37.345877][ T6] worker_thread+0xa4d/0x11d0
[ 37.350547][ T6] kthread+0x281/0x320
[ 37.354599][ T6] ? __cfi_worker_thread+0x10/0x10
[ 37.359689][ T6] ? __cfi_kthread+0x10/0x10
[ 37.364375][ T6] ret_from_fork+0x1f/0x30
[ 37.368813][ T6]
[ 37.372146][ T92] FAULT_INJECTION: forcing a failure.
[ 37.372146][ T92] name failslab, interval 20, probability 100, space 0, times 945
[ 37.386003][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 37.392956][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 37.403001][ T92] Call Trace:
[ 37.406279][ T92]
[ 37.409214][ T92] __dump_stack+0x21/0x24
[ 37.413552][ T92] dump_stack_lvl+0x110/0x170
[ 37.418234][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 37.423263][ T92] dump_stack+0x15/0x24
[ 37.427404][ T92] should_fail_ex+0x3bf/0x510
[ 37.432059][ T92] ? __alloc_file+0x28/0x2a0
[ 37.436641][ T92] __should_failslab+0xac/0xf0
[ 37.441394][ T92] should_failslab+0x9/0x20
[ 37.445902][ T92] kmem_cache_alloc+0x3b/0x320
[ 37.450664][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 37.455854][ T92] __alloc_file+0x28/0x2a0
[ 37.460317][ T92] alloc_empty_file+0x97/0x180
[ 37.465091][ T92] alloc_file+0x59/0x600
[ 37.469330][ T92] ? _raw_spin_unlock+0x4c/0x70
[ 37.474203][ T92] alloc_file_pseudo+0x180/0x200
[ 37.479334][ T92] ? __cfi_alloc_file_pseudo+0x10/0x10
[ 37.484802][ T92] ? _raw_spin_unlock+0x4c/0x70
[ 37.489658][ T92] ? alloc_fd+0x4c1/0x570
[ 37.494073][ T92] sock_alloc_file+0xba/0x270
[ 37.498803][ T92] __sys_socket+0x138/0x1a0
[ 37.503389][ T92] __x64_sys_socket+0x7a/0x90
[ 37.508090][ T92] x64_sys_call+0x449/0x9a0
[ 37.512804][ T92] do_syscall_64+0x4c/0xa0
[ 37.517742][ T92] ? clear_bhb_loop+0x30/0x80
[ 37.523024][ T92] ? clear_bhb_loop+0x30/0x80
[ 37.528145][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 37.534477][ T92] RIP: 0033:0x7faefdbe4707
[ 37.538917][ T92] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48
[ 37.559145][ T92] RSP: 002b:00007fff18cc6e28 EFLAGS: 00000202 ORIG_RAX: 0000000000000029
[ 37.567905][ T92] RAX: ffffffffffffffda RBX: 0000000000000047 RCX: 00007faefdbe4707
[ 37.575891][ T92] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001
[ 37.583870][ T92] RBP: 00007faefdc70560 R08: 0000000000000000 R09: 0000000000000000
[ 37.586923][ T60] FAULT_INJECTION: forcing a failure.
[ 37.586923][ T60] name failslab, interval 20, probability 100, space 0, times 945
[ 37.591838][ T92] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[ 37.612786][ T92] R13: 00007fff18cc6f50 R14: 000000000000002c R15: 00007fff18cc6f50
[ 37.620764][ T92]
[ 37.623791][ T60] CPU: 1 PID: 60 Comm: kworker/1:2 Not tainted syzkaller #0
[ 37.625454][ T92] FAULT_INJECTION: forcing a failure.
[ 37.625454][ T92] name failslab, interval 20, probability 100, space 0, times 940
[ 37.631088][ T60] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 37.631101][ T60] Workqueue: mld mld_ifc_work
[ 37.631122][ T60] Call Trace:
[ 37.631126][ T60]
[ 37.631133][ T60] __dump_stack+0x21/0x24
[ 37.631154][ T60] dump_stack_lvl+0x110/0x170
[ 37.631172][ T60] ? __cfi_dump_stack_lvl+0x8/0x8
[ 37.631190][ T60] ? br_forward_finish+0x136/0x2e0
[ 37.687974][ T60] ? __cfi_br_forward_finish+0x10/0x10
[ 37.694439][ T60] dump_stack+0x15/0x24
[ 37.699043][ T60] should_fail_ex+0x3bf/0x510
[ 37.704690][ T60] ? skb_clone+0x1e8/0x380
[ 37.709291][ T60] __should_failslab+0xac/0xf0
[ 37.714165][ T60] should_failslab+0x9/0x20
[ 37.718665][ T60] kmem_cache_alloc+0x3b/0x320
[ 37.723423][ T60] skb_clone+0x1e8/0x380
[ 37.727676][ T60] maybe_deliver+0x1ad/0x2a0
[ 37.732518][ T60] br_flood+0x2ea/0x420
[ 37.736663][ T60] br_dev_xmit+0xd64/0x12a0
[ 37.741158][ T60] ? __cfi_br_dev_xmit+0x10/0x10
[ 37.746083][ T60] ? __cfi_netif_skb_features+0x10/0x10
[ 37.751637][ T60] dev_hard_start_xmit+0x207/0x730
[ 37.756810][ T60] __dev_queue_xmit+0x1989/0x3540
[ 37.761836][ T60] ? __dev_queue_xmit+0x281/0x3540
[ 37.766941][ T60] ? mroute6_is_socket+0x21e/0x350
[ 37.772043][ T60] ? __cfi___dev_queue_xmit+0x10/0x10
[ 37.777406][ T60] ? __local_bh_enable_ip+0x58/0x80
[ 37.782594][ T60] ? selinux_ip_postroute+0x28c/0x1000
[ 37.788045][ T60] ? memcpy+0x56/0x70
[ 37.792027][ T60] ip6_finish_output2+0x15d2/0x18b0
[ 37.797219][ T60] ? ip6t_do_table+0x1c7/0x1560
[ 37.802247][ T60] ? __cfi_ip6_finish_output2+0x10/0x10
[ 37.808241][ T60] ? ip6table_mangle_hook+0x262/0x7b0
[ 37.813645][ T60] ip6_finish_output+0x60b/0xbe0
[ 37.819189][ T60] ip6_output+0x1fa/0x410
[ 37.823776][ T60] ? __cfi_ip6_output+0x10/0x10
[ 37.828732][ T60] ? __cfi_ip6_finish_output+0x10/0x10
[ 37.834218][ T60] ? __cfi_ip6t_do_table+0x10/0x10
[ 37.839341][ T60] mld_sendpack+0x7ce/0xda0
[ 37.843848][ T60] ? add_grec+0x13f0/0x13f0
[ 37.848358][ T60] ? __cfi_dst_output+0x10/0x10
[ 37.853294][ T60] ? add_grec+0x10b/0x13f0
[ 37.857791][ T60] ? __cfi_mutex_lock+0x10/0x10
[ 37.862639][ T60] ? _raw_spin_unlock+0x4c/0x70
[ 37.867481][ T60] mld_ifc_work+0x83b/0xc20
[ 37.871977][ T60] process_one_work+0x717/0xc30
[ 37.876857][ T60] worker_thread+0xa4d/0x11d0
[ 37.881530][ T60] kthread+0x281/0x320
[ 37.886836][ T60] ? __cfi_worker_thread+0x10/0x10
[ 37.891957][ T60] ? __cfi_kthread+0x10/0x10
[ 37.896537][ T60] ret_from_fork+0x1f/0x30
[ 37.900954][ T60]
[ 37.903961][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 37.910725][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 37.920788][ T92] Call Trace:
[ 37.924054][ T92]
[ 37.926971][ T92] __dump_stack+0x21/0x24
[ 37.931298][ T92] dump_stack_lvl+0x110/0x170
[ 37.935994][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 37.941015][ T92] dump_stack+0x15/0x24
[ 37.945158][ T92] should_fail_ex+0x3bf/0x510
[ 37.949817][ T92] __should_failslab+0xac/0xf0
[ 37.954574][ T92] should_failslab+0x9/0x20
[ 37.959066][ T92] kmem_cache_alloc_node+0x42/0x330
[ 37.964335][ T92] ? __alloc_skb+0xe8/0x4a0
[ 37.968823][ T92] ? kasan_set_track+0x60/0x70
[ 37.973600][ T92] __alloc_skb+0xe8/0x4a0
[ 37.977910][ T92] ? do_syscall_64+0x4c/0xa0
[ 37.982487][ T92] alloc_skb_with_frags+0xa8/0x620
[ 37.987581][ T92] ? memcpy+0x56/0x70
[ 37.991545][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 37.996743][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 38.002448][ T92] ? __kasan_check_write+0x14/0x20
[ 38.007540][ T92] ? _raw_spin_lock+0x94/0xf0
[ 38.012208][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 38.017405][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 38.022520][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 38.028055][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 38.033932][ T92] ? kfree+0x6f/0xf0
[ 38.037808][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 38.043342][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 38.048784][ T92] __sys_sendto+0x4ac/0x660
[ 38.053270][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 38.058278][ T92] ? __cfi_do_syslog+0x10/0x10
[ 38.063022][ T92] ? __sys_connect+0x267/0x460
[ 38.067772][ T92] __x64_sys_sendto+0xe5/0x100
[ 38.072523][ T92] x64_sys_call+0x83/0x9a0
[ 38.076932][ T92] do_syscall_64+0x4c/0xa0
[ 38.081331][ T92] ? clear_bhb_loop+0x30/0x80
[ 38.085997][ T92] ? clear_bhb_loop+0x30/0x80
[ 38.090672][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 38.096552][ T92] RIP: 0033:0x7faefdb69407
[ 38.100950][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 38.120627][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 38.129027][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 38.136981][ T92] RDX: 000000000000004c RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 38.144931][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 38.152892][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 38.161196][ T92] R13: 00007fff18cc6f50 R14: 0000000000000031 R15: 00007fff18cc6f50
[ 38.169157][ T92]
[ 38.172508][ T2] FAULT_INJECTION: forcing a failure.
[ 38.172508][ T2] name failslab, interval 20, probability 100, space 0, times 939
[ 38.174275][ T370] FAULT_INJECTION: forcing a failure.
[ 38.174275][ T370] name failslab, interval 20, probability 100, space 0, times 939
[ 38.185759][ T2] CPU: 0 PID: 2 Comm: kthreadd Not tainted syzkaller #0
[ 38.205707][ T2] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 38.215765][ T2] Call Trace:
[ 38.219061][ T2]
[ 38.221995][ T2] __dump_stack+0x21/0x24
[ 38.226422][ T2] dump_stack_lvl+0x110/0x170
[ 38.231176][ T2] ? __cfi_dump_stack_lvl+0x8/0x8
[ 38.236195][ T2] ? alloc_vmap_area+0x17b6/0x18c0
[ 38.241293][ T2] dump_stack+0x15/0x24
[ 38.245435][ T2] should_fail_ex+0x3bf/0x510
[ 38.250106][ T2] __should_failslab+0xac/0xf0
[ 38.254875][ T2] should_failslab+0x9/0x20
[ 38.259368][ T2] __kmem_cache_alloc_node+0x3d/0x2d0
[ 38.264747][ T2] ? __vmalloc_node_range+0x564/0x1440
[ 38.270981][ T2] ? _raw_spin_unlock+0x4c/0x70
[ 38.276022][ T2] ? __vmalloc_node_range+0x564/0x1440
[ 38.281468][ T2] __kmalloc_node+0xa2/0x1e0
[ 38.286044][ T2] __vmalloc_node_range+0x564/0x1440
[ 38.291319][ T2] ? __cfi___vmalloc_node_range+0x10/0x10
[ 38.297024][ T2] ? arch_dup_task_struct+0x42/0xc0
[ 38.302300][ T2] ? memcpy+0x56/0x70
[ 38.306271][ T2] dup_task_struct+0x3ae/0x7e0
[ 38.311046][ T2] ? copy_process+0x5e7/0x3500
[ 38.315801][ T2] ? __kasan_check_write+0x14/0x20
[ 38.320906][ T2] copy_process+0x5e7/0x3500
[ 38.325501][ T2] ? sched_clock+0x9/0x10
[ 38.329822][ T2] ? sched_clock_cpu+0x6e/0x260
[ 38.334694][ T2] ? __cfi_sched_clock_cpu+0x10/0x10
[ 38.339971][ T2] ? idle_dummy+0x10/0x10
[ 38.344302][ T2] kernel_clone+0x22f/0x7f0
[ 38.348820][ T2] ? sysvec_call_function_single+0x61/0xc0
[ 38.354728][ T2] ? __cfi_kernel_clone+0x10/0x10
[ 38.359752][ T2] kernel_thread+0x103/0x160
[ 38.364331][ T2] ? __cfi_kthread+0x10/0x10
[ 38.368917][ T2] ? __cfi_kernel_thread+0x10/0x10
[ 38.374456][ T2] ? __cfi_kthread+0x10/0x10
[ 38.379037][ T2] ? __kasan_check_read+0x11/0x20
[ 38.384049][ T2] kthreadd+0x346/0x480
[ 38.388279][ T2] ? recalc_sigpending+0xf3/0x1c0
[ 38.393303][ T2] ? __cfi_kthreadd+0x10/0x10
[ 38.397962][ T2] ? _raw_spin_unlock_irq+0x4d/0x70
[ 38.403172][ T2] ? calculate_sigpending+0x7c/0x90
[ 38.408391][ T2] ? __cfi_kthreadd+0x10/0x10
[ 38.413111][ T2] ret_from_fork+0x1f/0x30
[ 38.417629][ T2]
[ 38.420637][ T370] CPU: 1 PID: 370 Comm: syz-executor Not tainted syzkaller #0
[ 38.421215][ T92] FAULT_INJECTION: forcing a failure.
[ 38.421215][ T92] name failslab, interval 20, probability 100, space 0, times 937
[ 38.428090][ T370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 38.428102][ T370] Call Trace:
[ 38.428107][ T370]
[ 38.428112][ T370] __dump_stack+0x21/0x24
[ 38.428134][ T370] dump_stack_lvl+0x110/0x170
[ 38.466412][ T370] ? __cfi_dump_stack_lvl+0x8/0x8
[ 38.471472][ T370] ? __cfi_fib6_clean_node+0x10/0x10
[ 38.476771][ T370] dump_stack+0x15/0x24
[ 38.480920][ T370] should_fail_ex+0x3bf/0x510
[ 38.485612][ T370] __should_failslab+0xac/0xf0
[ 38.490366][ T370] should_failslab+0x9/0x20
[ 38.494869][ T370] __kmem_cache_alloc_node+0x3d/0x2d0
[ 38.500250][ T370] ? nf_nat_masq_schedule+0x23c/0x500
[ 38.505638][ T370] ? nf_nat_masq_schedule+0x23c/0x500
[ 38.511002][ T370] kmalloc_trace+0x29/0xb0
[ 38.515416][ T370] nf_nat_masq_schedule+0x23c/0x500
[ 38.520600][ T370] ? __cfi_inet_cmp+0x10/0x10
[ 38.525264][ T370] ? masq_device_event+0xd0/0xd0
[ 38.530187][ T370] ? try_to_grab_pending+0x1a4/0x580
[ 38.535461][ T370] ? insert_work+0x26c/0x300
[ 38.540033][ T370] ? memcpy+0x56/0x70
[ 38.543998][ T370] masq_inet6_event+0xe6/0x130
[ 38.548746][ T370] atomic_notifier_call_chain+0xaa/0x120
[ 38.554373][ T370] inet6addr_notifier_call_chain+0x24/0x30
[ 38.560181][ T370] addrconf_ifdown+0xe0a/0x1950
[ 38.565022][ T370] ? addrconf_cleanup+0x130/0x130
[ 38.570032][ T370] ? __kasan_check_write+0x14/0x20
[ 38.575130][ T370] ? mutex_unlock+0x8f/0x230
[ 38.579714][ T370] ? __cfi_mutex_unlock+0x10/0x10
[ 38.584730][ T370] ? __cfi_device_cmp+0x10/0x10
[ 38.589569][ T370] ? masq_device_event+0xd0/0xd0
[ 38.594493][ T370] addrconf_notify+0x39f/0xe30
[ 38.599251][ T370] raw_notifier_call_chain+0xa1/0x110
[ 38.604610][ T370] dev_close_many+0x325/0x4d0
[ 38.609293][ T370] ? __cfi_dev_close_many+0x10/0x10
[ 38.614480][ T370] ? wake_up_process+0x10/0x20
[ 38.619229][ T370] ? __kasan_check_read+0x11/0x20
[ 38.624239][ T370] unregister_netdevice_many+0x43f/0x1910
[ 38.629950][ T370] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 38.636112][ T370] ? __queue_delayed_work+0x188/0x200
[ 38.641476][ T370] ? queue_delayed_work_on+0x10d/0x160
[ 38.646928][ T370] ? linkwatch_fire_event+0x1dc/0x240
[ 38.652301][ T370] ? __kasan_check_read+0x11/0x20
[ 38.657314][ T370] unregister_netdevice_queue+0x2e1/0x320
[ 38.663025][ T370] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 38.669256][ T370] ? linkwatch_fire_event+0x208/0x240
[ 38.674626][ T370] __tun_detach+0xc9d/0x1450
[ 38.679209][ T370] tun_chr_close+0x92/0x140
[ 38.683714][ T370] ? __cfi_tun_chr_close+0x10/0x10
[ 38.688814][ T370] __fput+0x1fd/0x8f0
[ 38.692788][ T370] ____fput+0x15/0x20
[ 38.696779][ T370] task_work_run+0x1e1/0x250
[ 38.701359][ T370] ? __cfi_task_work_run+0x10/0x10
[ 38.706458][ T370] ? free_nsproxy+0x21f/0x270
[ 38.711124][ T370] do_exit+0xaf2/0x2850
[ 38.715274][ T370] ? lock_vma_under_rcu+0x3f8/0x4f0
[ 38.720458][ T370] ? __cfi_do_exit+0x10/0x10
[ 38.725040][ T370] ? __kasan_check_write+0x14/0x20
[ 38.730140][ T370] ? _raw_spin_lock_irq+0x95/0xf0
[ 38.735153][ T370] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 38.740773][ T370] ? zap_other_threads+0x2c1/0x2f0
[ 38.745875][ T370] do_group_exit+0x21b/0x2e0
[ 38.750454][ T370] __x64_sys_exit_group+0x3f/0x40
[ 38.755474][ T370] x64_sys_call+0x7b4/0x9a0
[ 38.759962][ T370] do_syscall_64+0x4c/0xa0
[ 38.764364][ T370] ? clear_bhb_loop+0x30/0x80
[ 38.769026][ T370] ? clear_bhb_loop+0x30/0x80
[ 38.773689][ T370] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 38.779716][ T370] RIP: 0033:0x7f7a0e99df99
[ 38.784129][ T370] Code: Unable to access opcode bytes at 0x7f7a0e99df6f.
[ 38.791142][ T370] RSP: 002b:00007ffcf6d87e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 38.799546][ T370] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a0e99df99
[ 38.807508][ T370] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
[ 38.815473][ T370] RBP: 00007f7a0ea35dfc R08: 0000000000000000 R09: 00007f7a0ebeb3e0
[ 38.823429][ T370] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c
[ 38.831386][ T370] R13: 00007f7a0ebeb3e0 R14: 0000000000006be2 R15: 00007ffcf6d88020
[ 38.839351][ T370]
[ 38.842361][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 38.849120][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 38.859159][ T92] Call Trace:
[ 38.862419][ T92]
[ 38.865334][ T92] __dump_stack+0x21/0x24
[ 38.869654][ T92] dump_stack_lvl+0x110/0x170
[ 38.874314][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 38.879323][ T92] ? __schedule+0xbea/0x14b0
[ 38.883895][ T92] dump_stack+0x15/0x24
[ 38.888032][ T92] should_fail_ex+0x3bf/0x510
[ 38.892694][ T92] __should_failslab+0xac/0xf0
[ 38.897445][ T92] should_failslab+0x9/0x20
[ 38.901928][ T92] kmem_cache_alloc_node+0x42/0x330
[ 38.907111][ T92] ? __alloc_skb+0xe8/0x4a0
[ 38.911595][ T92] ? __kasan_check_write+0x14/0x20
[ 38.916691][ T92] __alloc_skb+0xe8/0x4a0
[ 38.921018][ T92] alloc_skb_with_frags+0xa8/0x620
[ 38.926110][ T92] ? memcpy+0x56/0x70
[ 38.930081][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 38.935265][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 38.940966][ T92] ? __kasan_check_write+0x14/0x20
[ 38.946066][ T92] ? _raw_spin_lock+0x94/0xf0
[ 38.950732][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 38.956028][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 38.961132][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 38.966675][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 38.972570][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 38.978113][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 38.983666][ T92] __sys_sendto+0x4ac/0x660
[ 38.988152][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 38.993159][ T92] ? security_unix_may_send+0x8c/0xb0
[ 38.998515][ T92] ? __sys_connect+0x267/0x460
[ 39.003265][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 39.008792][ T92] ? xfd_validate_state+0x70/0x150
[ 39.013890][ T92] ? __kasan_check_write+0x14/0x20
[ 39.019072][ T92] __x64_sys_sendto+0xe5/0x100
[ 39.023840][ T92] x64_sys_call+0x83/0x9a0
[ 39.028255][ T92] do_syscall_64+0x4c/0xa0
[ 39.032667][ T92] ? clear_bhb_loop+0x30/0x80
[ 39.036952][ C1] FAULT_INJECTION: forcing a failure.
[ 39.036952][ C1] name failslab, interval 20, probability 100, space 0, times 937
[ 39.037322][ T92] ? clear_bhb_loop+0x30/0x80
[ 39.055314][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 39.061291][ T92] RIP: 0033:0x7faefdb69407
[ 39.065697][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 39.085381][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 39.093782][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 39.101743][ T92] RDX: 000000000000003a RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 39.109788][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 39.117771][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 39.125734][ T92] R13: 00007fff18cc6f50 R14: 000000000000001f R15: 00007fff18cc6f50
[ 39.133696][ T92]
[ 39.136712][ C1] CPU: 1 PID: 314 Comm: kworker/u4:3 Not tainted syzkaller #0
[ 39.137188][ T370] FAULT_INJECTION: forcing a failure.
[ 39.137188][ T370] name failslab, interval 20, probability 100, space 0, times 936
[ 39.144163][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 39.158693][ T92] FAULT_INJECTION: forcing a failure.
[ 39.158693][ T92] name failslab, interval 20, probability 100, space 0, times 932
[ 39.167189][ C1] Workqueue: events_unbound toggle_allocation_gate
[ 39.167218][ C1] Call Trace:
[ 39.167223][ C1]
[ 39.167228][ C1] __dump_stack+0x21/0x24
[ 39.197195][ C1] dump_stack_lvl+0x110/0x170
[ 39.201872][ C1] ? __cfi_dump_stack_lvl+0x8/0x8
[ 39.206887][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 39.212700][ C1] ? ref_tracker_alloc+0x345/0x4a0
[ 39.217806][ C1] dump_stack+0x15/0x24
[ 39.221951][ C1] should_fail_ex+0x3bf/0x510
[ 39.226626][ C1] __should_failslab+0xac/0xf0
[ 39.231381][ C1] should_failslab+0x9/0x20
[ 39.235871][ C1] __kmem_cache_alloc_node+0x3d/0x2d0
[ 39.241240][ C1] ? dst_cow_metrics_generic+0x55/0x1c0
[ 39.246777][ C1] ? dst_cow_metrics_generic+0x55/0x1c0
[ 39.252313][ C1] kmalloc_trace+0x29/0xb0
[ 39.256718][ C1] dst_cow_metrics_generic+0x55/0x1c0
[ 39.262086][ C1] icmp6_dst_alloc+0x389/0x510
[ 39.266847][ C1] ndisc_send_skb+0x2ad/0xcd0
[ 39.271513][ C1] ? __cfi_ndisc_send_skb+0x10/0x10
[ 39.276703][ C1] ? memcpy+0x56/0x70
[ 39.280677][ C1] ? __ndisc_fill_addr_option+0xde/0x130
[ 39.286297][ C1] ndisc_send_rs+0x66a/0x870
[ 39.290878][ C1] addrconf_rs_timer+0x35a/0x600
[ 39.295819][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 39.301270][ C1] ? _raw_spin_lock_irq+0x95/0xf0
[ 39.306286][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 39.311849][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 39.317296][ C1] call_timer_fn+0x46/0x2a0
[ 39.321808][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 39.327254][ C1] __run_timers+0x646/0x9b0
[ 39.331754][ C1] ? calc_index+0x200/0x200
[ 39.336251][ C1] ? kvm_sched_clock_read+0x18/0x40
[ 39.341444][ C1] run_timer_softirq+0x6a/0xf0
[ 39.346207][ C1] handle_softirqs+0x1d7/0x600
[ 39.350970][ C1] __irq_exit_rcu+0x52/0xf0
[ 39.355462][ C1] irq_exit_rcu+0x9/0x10
[ 39.359872][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 39.365508][ C1]
[ 39.368440][ C1]
[ 39.371375][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 39.377370][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x1/0x60
[ 39.383456][ C1] Code: fb e8 23 00 00 00 48 8b 3d bc 7c 21 06 48 89 de e8 f4 d1 44 00 5b 5d c3 00 90 90 90 90 90 90 90 90 90 90 90 b8 0c 67 40 a5 55 <48> 89 e5 48 8b 45 08 65 48 8b 0d 70 07 91 7e 65 8b 15 71 07 91 7e
[ 39.403067][ C1] RSP: 0018:ffffc90000db7830 EFLAGS: 00000202
[ 39.409132][ C1] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff88811015bcc0
[ 39.417091][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 39.425087][ C1] RBP: ffffc90000db7978 R08: ffff8881f6f390d7 R09: 1ffff1103ede721a
[ 39.433067][ C1] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103ede7218
[ 39.441045][ C1] R13: 1ffff1103edc7ae1 R14: 0000000000000000 R15: ffff8881f6e3d708
[ 39.449031][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 39.454349][ C1] ? smp_call_function_many_cond+0x870/0x940
[ 39.460332][ C1] ? __cfi_do_sync_core+0x10/0x10
[ 39.465355][ C1] ? smp_call_function_many+0x40/0x40
[ 39.468483][ T103] FAULT_INJECTION: forcing a failure.
[ 39.468483][ T103] name failslab, interval 20, probability 100, space 0, times 932
[ 39.470753][ C1] ? kmem_cache_alloc_bulk+0xf8/0x3c0
[ 39.489542][ C1] ? text_poke+0x30/0x30
[ 39.493782][ C1] ? text_poke_loc_init+0x105/0x560
[ 39.498971][ C1] ? __cfi_do_sync_core+0x10/0x10
[ 39.503986][ C1] on_each_cpu_cond_mask+0x43/0x80
[ 39.509091][ C1] text_poke_bp_batch+0x1cf/0x600
[ 39.514112][ C1] ? text_poke_loc_init+0x560/0x560
[ 39.519305][ C1] ? __kasan_check_write+0x14/0x20
[ 39.524429][ C1] ? mutex_lock+0x93/0x1b0
[ 39.528840][ C1] ? __cfi_mutex_lock+0x10/0x10
[ 39.533682][ C1] ? text_poke_queue+0xde/0x1a0
[ 39.538521][ C1] text_poke_finish+0x1a/0x30
[ 39.543195][ C1] arch_jump_label_transform_apply+0x15/0x30
[ 39.549173][ C1] __jump_label_update+0x38f/0x3b0
[ 39.554277][ C1] jump_label_update+0x39b/0x450
[ 39.559207][ C1] static_key_enable_cpuslocked+0x126/0x240
[ 39.565093][ C1] static_key_enable+0x1a/0x30
[ 39.569894][ C1] toggle_allocation_gate+0xba/0x440
[ 39.575184][ C1] ? __cfi_toggle_allocation_gate+0x10/0x10
[ 39.581074][ C1] ? _raw_spin_unlock+0x4c/0x70
[ 39.585914][ C1] ? finish_task_switch+0x16b/0x7c0
[ 39.591120][ C1] ? __schedule+0xbea/0x14b0
[ 39.595704][ C1] process_one_work+0x717/0xc30
[ 39.600544][ C1] worker_thread+0xa4d/0x11d0
[ 39.605215][ C1] kthread+0x281/0x320
[ 39.610256][ C1] ? __cfi_worker_thread+0x10/0x10
[ 39.616233][ C1] ? __cfi_kthread+0x10/0x10
[ 39.620823][ C1] ret_from_fork+0x1f/0x30
[ 39.625411][ C1]
[ 39.628418][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0
[ 39.635289][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 39.645623][ T103] Call Trace:
[ 39.648974][ T103]
[ 39.651995][ T103] __dump_stack+0x21/0x24
[ 39.656341][ T103] dump_stack_lvl+0x110/0x170
[ 39.661090][ T103] ? __cfi_dump_stack_lvl+0x8/0x8
[ 39.666575][ T103] ? memcpy+0x56/0x70
[ 39.670730][ T103] dump_stack+0x15/0x24
[ 39.675148][ T103] should_fail_ex+0x3bf/0x510
[ 39.679808][ T103] __should_failslab+0xac/0xf0
[ 39.684561][ T103] should_failslab+0x9/0x20
[ 39.689047][ T103] slab_pre_alloc_hook+0x30/0x1d0
[ 39.694058][ T103] kmem_cache_alloc_lru+0x49/0x280
[ 39.699170][ T103] ? __d_alloc+0x34/0x6d0
[ 39.703492][ T103] __d_alloc+0x34/0x6d0
[ 39.707806][ T103] d_alloc+0x48/0x260
[ 39.711774][ T103] ? lookup_one_qstr_excl+0xb6/0x270
[ 39.717077][ T103] lookup_one_qstr_excl+0xcb/0x270
[ 39.722170][ T103] do_unlinkat+0x194/0x6c0
[ 39.726579][ T103] ? __cfi_do_unlinkat+0x10/0x10
[ 39.731520][ T103] ? getname_flags+0x205/0x510
[ 39.736269][ T103] __x64_sys_unlink+0x49/0x50
[ 39.740929][ T103] x64_sys_call+0x958/0x9a0
[ 39.745420][ T103] do_syscall_64+0x4c/0xa0
[ 39.749869][ T103] ? clear_bhb_loop+0x30/0x80
[ 39.754532][ T103] ? clear_bhb_loop+0x30/0x80
[ 39.759195][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 39.765074][ T103] RIP: 0033:0x7f24f8315937
[ 39.769471][ T103] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8
[ 39.789060][ T103] RSP: 002b:00007fff82cd90a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000057
[ 39.797635][ T103] RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007f24f8315937
[ 39.805682][ T103] RDX: ffffffffffffffff RSI: 00007fff82cd9190 RDI: 0000565510a9802e
[ 39.813633][ T103] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 39.821693][ T103] R10: 0000000000000000 R11: 0000000000000202 R12: 0000565516f5ea80
[ 39.829735][ T103] R13: 0000565510ab3100 R14: 0000565510a98008 R15: 0000000000000000
[ 39.837694][ T103]
[ 39.840846][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 39.847891][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 39.858289][ T92] Call Trace:
[ 39.861556][ T92]
[ 39.864563][ T92] __dump_stack+0x21/0x24
[ 39.869009][ T92] dump_stack_lvl+0x110/0x170
[ 39.873682][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 39.878707][ T92] ? __schedule+0xbea/0x14b0
[ 39.883312][ T92] dump_stack+0x15/0x24
[ 39.887656][ T92] should_fail_ex+0x3bf/0x510
[ 39.892339][ T92] __should_failslab+0xac/0xf0
[ 39.897552][ T92] should_failslab+0x9/0x20
[ 39.902047][ T92] kmem_cache_alloc_node+0x42/0x330
[ 39.907241][ T92] ? __alloc_skb+0xe8/0x4a0
[ 39.911736][ T92] ? __kasan_check_write+0x14/0x20
[ 39.916920][ T92] __alloc_skb+0xe8/0x4a0
[ 39.921257][ T92] alloc_skb_with_frags+0xa8/0x620
[ 39.926356][ T92] ? memcpy+0x56/0x70
[ 39.930347][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 39.936147][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 39.941864][ T92] ? __kasan_check_write+0x14/0x20
[ 39.946964][ T92] ? _raw_spin_lock+0x94/0xf0
[ 39.951631][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 39.956819][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 39.961935][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 39.967477][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 39.973383][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 39.978923][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 39.984370][ T92] __sys_sendto+0x4ac/0x660
[ 39.988877][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 39.993890][ T92] ? __cfi_do_syslog+0x10/0x10
[ 39.998726][ T92] ? __sys_connect+0x267/0x460
[ 40.003499][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 40.009031][ T92] ? xfd_validate_state+0x70/0x150
[ 40.014133][ T92] ? __kasan_check_write+0x14/0x20
[ 40.019233][ T92] __x64_sys_sendto+0xe5/0x100
[ 40.024069][ T92] x64_sys_call+0x83/0x9a0
[ 40.028474][ T92] do_syscall_64+0x4c/0xa0
[ 40.032881][ T92] ? clear_bhb_loop+0x30/0x80
[ 40.037557][ T92] ? clear_bhb_loop+0x30/0x80
[ 40.042218][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 40.048101][ T92] RIP: 0033:0x7faefdb69407
[ 40.052502][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 40.056769][ T103] FAULT_INJECTION: forcing a failure.
[ 40.056769][ T103] name failslab, interval 20, probability 100, space 0, times 930
[ 40.072178][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 40.072198][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 40.072209][ T92] RDX: 000000000000004e RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 40.072219][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 40.117549][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 40.125517][ T92] R13: 00007fff18cc6f50 R14: 0000000000000033 R15: 00007fff18cc6f50
[ 40.133491][ T92]
[ 40.136514][ T370] CPU: 0 PID: 370 Comm: syz-executor Not tainted syzkaller #0
[ 40.137004][ T92] FAULT_INJECTION: forcing a failure.
[ 40.137004][ T92] name failslab, interval 20, probability 100, space 0, times 929
[ 40.144005][ T370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 40.167036][ T370] Call Trace:
[ 40.170318][ T370]
[ 40.173263][ T370] __dump_stack+0x21/0x24
[ 40.177590][ T370] dump_stack_lvl+0x110/0x170
[ 40.182255][ T370] ? __cfi_dump_stack_lvl+0x8/0x8
[ 40.187266][ T370] dump_stack+0x15/0x24
[ 40.191410][ T370] should_fail_ex+0x3bf/0x510
[ 40.196081][ T370] __should_failslab+0xac/0xf0
[ 40.200851][ T370] should_failslab+0x9/0x20
[ 40.205381][ T370] __kmem_cache_alloc_node+0x3d/0x2d0
[ 40.210764][ T370] ? ref_tracker_alloc+0x16b/0x4a0
[ 40.215870][ T370] ? ref_tracker_alloc+0x16b/0x4a0
[ 40.220981][ T370] kmalloc_trace+0x29/0xb0
[ 40.225390][ T370] ref_tracker_alloc+0x16b/0x4a0
[ 40.230313][ T370] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 40.235763][ T370] ? kasan_save_alloc_info+0x1f/0x30
[ 40.241035][ T370] ? __kasan_kmalloc+0x95/0xb0
[ 40.245789][ T370] ? nf_nat_masq_schedule+0x23c/0x500
[ 40.251149][ T370] nf_nat_masq_schedule+0x33c/0x500
[ 40.256484][ T370] ? __cfi_inet_cmp+0x10/0x10
[ 40.262236][ T370] ? masq_device_event+0xd0/0xd0
[ 40.267168][ T370] ? try_to_grab_pending+0x1a4/0x580
[ 40.272449][ T370] ? memcpy+0x56/0x70
[ 40.276419][ T370] masq_inet6_event+0xe6/0x130
[ 40.281170][ T370] atomic_notifier_call_chain+0xaa/0x120
[ 40.286799][ T370] inet6addr_notifier_call_chain+0x24/0x30
[ 40.292600][ T370] addrconf_ifdown+0xe0a/0x1950
[ 40.297529][ T370] ? addrconf_cleanup+0x130/0x130
[ 40.302541][ T370] ? __kasan_check_write+0x14/0x20
[ 40.307649][ T370] ? mutex_unlock+0x8f/0x230
[ 40.312264][ T370] ? __cfi_mutex_unlock+0x10/0x10
[ 40.317294][ T370] ? __cfi_device_cmp+0x10/0x10
[ 40.322140][ T370] ? masq_device_event+0xd0/0xd0
[ 40.327860][ T370] addrconf_notify+0x39f/0xe30
[ 40.332620][ T370] raw_notifier_call_chain+0xa1/0x110
[ 40.337981][ T370] dev_close_many+0x325/0x4d0
[ 40.342673][ T370] ? __cfi_dev_close_many+0x10/0x10
[ 40.347867][ T370] ? wake_up_process+0x10/0x20
[ 40.352645][ T370] ? __kasan_check_read+0x11/0x20
[ 40.357658][ T370] unregister_netdevice_many+0x43f/0x1910
[ 40.363633][ T370] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 40.369866][ T370] ? __queue_delayed_work+0x188/0x200
[ 40.375239][ T370] ? queue_delayed_work_on+0x10d/0x160
[ 40.380694][ T370] ? linkwatch_fire_event+0x1dc/0x240
[ 40.386409][ T370] ? __kasan_check_read+0x11/0x20
[ 40.391981][ T370] unregister_netdevice_queue+0x2e1/0x320
[ 40.397883][ T370] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 40.404551][ T370] ? linkwatch_fire_event+0x208/0x240
[ 40.409944][ T370] __tun_detach+0xc9d/0x1450
[ 40.414546][ T370] tun_chr_close+0x92/0x140
[ 40.419056][ T370] ? __cfi_tun_chr_close+0x10/0x10
[ 40.424254][ T370] __fput+0x1fd/0x8f0
[ 40.428276][ T370] ____fput+0x15/0x20
[ 40.432369][ T370] task_work_run+0x1e1/0x250
[ 40.437088][ T370] ? __cfi_task_work_run+0x10/0x10
[ 40.442221][ T370] ? free_nsproxy+0x21f/0x270
[ 40.446912][ T370] do_exit+0xaf2/0x2850
[ 40.451176][ T370] ? lock_vma_under_rcu+0x3f8/0x4f0
[ 40.456558][ T370] ? __cfi_do_exit+0x10/0x10
[ 40.461197][ T370] ? __kasan_check_write+0x14/0x20
[ 40.466291][ T370] ? _raw_spin_lock_irq+0x95/0xf0
[ 40.471303][ T370] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 40.476929][ T370] ? zap_other_threads+0x2c1/0x2f0
[ 40.482048][ T370] do_group_exit+0x21b/0x2e0
[ 40.486716][ T370] __x64_sys_exit_group+0x3f/0x40
[ 40.491748][ T370] x64_sys_call+0x7b4/0x9a0
[ 40.496758][ T370] do_syscall_64+0x4c/0xa0
[ 40.501162][ T370] ? clear_bhb_loop+0x30/0x80
[ 40.505909][ T370] ? clear_bhb_loop+0x30/0x80
[ 40.510566][ T370] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 40.516473][ T370] RIP: 0033:0x7f7a0e99df99
[ 40.520878][ T370] Code: Unable to access opcode bytes at 0x7f7a0e99df6f.
[ 40.527874][ T370] RSP: 002b:00007ffcf6d87e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 40.536446][ T370] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a0e99df99
[ 40.544401][ T370] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
[ 40.552358][ T370] RBP: 00007f7a0ea35dfc R08: 0000000000000000 R09: 00007f7a0ebeb3e0
[ 40.560603][ T370] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c
[ 40.568731][ T370] R13: 00007f7a0ebeb3e0 R14: 0000000000006be2 R15: 00007ffcf6d88020
[ 40.576794][ T370]
[ 40.579883][ T103] CPU: 1 PID: 103 Comm: udevd Not tainted syzkaller #0
[ 40.580227][ C0] FAULT_INJECTION: forcing a failure.
[ 40.580227][ C0] name failslab, interval 20, probability 100, space 0, times 929
[ 40.587465][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 40.587481][ T103] Call Trace:
[ 40.587487][ T103]
[ 40.587495][ T103] __dump_stack+0x21/0x24
[ 40.587519][ T103] dump_stack_lvl+0x110/0x170
[ 40.626123][ T103] ? __cfi_dump_stack_lvl+0x8/0x8
[ 40.631152][ T103] ? __kasan_check_write+0x14/0x20
[ 40.636295][ T103] dump_stack+0x15/0x24
[ 40.640449][ T103] should_fail_ex+0x3bf/0x510
[ 40.645138][ T103] __should_failslab+0xac/0xf0
[ 40.650340][ T103] should_failslab+0x9/0x20
[ 40.654834][ T103] __kmem_cache_alloc_node+0x3d/0x2d0
[ 40.660197][ T103] ? devkmsg_write+0x1ae/0x3f0
[ 40.664948][ T103] ? __cfi____ratelimit+0x10/0x10
[ 40.669969][ T103] ? devkmsg_write+0x1ae/0x3f0
[ 40.675069][ T103] __kmalloc+0xa4/0x1e0
[ 40.679215][ T103] devkmsg_write+0x1ae/0x3f0
[ 40.683792][ T103] ? __cfi_devkmsg_write+0x10/0x10
[ 40.688888][ T103] ? fsnotify_perm+0x67/0x5b0
[ 40.693565][ T103] ? security_file_permission+0x8a/0xb0
[ 40.699109][ T103] do_iter_write+0x65a/0xb30
[ 40.704124][ T103] ? _copy_from_user+0x8f/0xc0
[ 40.708886][ T103] ? vfs_iter_write+0xa0/0xa0
[ 40.713559][ T103] ? import_iovec+0x7c/0xb0
[ 40.718069][ T103] vfs_writev+0x339/0x5f0
[ 40.722393][ T103] ? do_writev+0x2c0/0x2c0
[ 40.726799][ T103] ? __kasan_slab_free+0x11/0x20
[ 40.731728][ T103] ? slab_free_freelist_hook+0xc2/0x190
[ 40.737259][ T103] ? kmem_cache_free+0x12d/0x300
[ 40.742187][ T103] ? __kasan_check_read+0x11/0x20
[ 40.747288][ T103] ? __fdget_pos+0x1f2/0x380
[ 40.751870][ T103] do_writev+0x14e/0x2c0
[ 40.756103][ T103] ? do_readv+0x450/0x450
[ 40.760431][ T103] ? debug_smp_processor_id+0x17/0x20
[ 40.765799][ T103] __x64_sys_writev+0x7d/0x90
[ 40.770472][ T103] x64_sys_call+0xad/0x9a0
[ 40.774877][ T103] do_syscall_64+0x4c/0xa0
[ 40.779284][ T103] ? clear_bhb_loop+0x30/0x80
[ 40.783952][ T103] ? clear_bhb_loop+0x30/0x80
[ 40.788627][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 40.794512][ T103] RIP: 0033:0x7f24f82a7407
[ 40.798920][ T103] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 40.818514][ T103] RSP: 002b:00007fff82cd8590 EFLAGS: 00000202 ORIG_RAX: 0000000000000014
[ 40.826925][ T103] RAX: ffffffffffffffda RBX: 00007f24f8a8b880 RCX: 00007f24f82a7407
[ 40.834895][ T103] RDX: 0000000000000005 RSI: 00007fff82cd8650 RDI: 0000000000000005
[ 40.842856][ T103] RBP: 00007fff82cd8780 R08: 0000000000000000 R09: 0000000000000000
[ 40.851976][ T103] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff82cd8650
[ 40.859960][ T103] R13: 00007fff82cd86e0 R14: 0000000000000000 R15: 00007fff82cd86c0
[ 40.867928][ T103]
[ 40.870945][ C0] CPU: 0 PID: 370 Comm: syz-executor Not tainted syzkaller #0
[ 40.878408][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 40.888461][ C0] Call Trace:
[ 40.891734][ C0]
[ 40.894571][ C0] __dump_stack+0x21/0x24
[ 40.898897][ C0] dump_stack_lvl+0x110/0x170
[ 40.903660][ C0] ? __cfi_dump_stack_lvl+0x8/0x8
[ 40.908676][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 40.914746][ C0] ? ref_tracker_alloc+0x345/0x4a0
[ 40.920030][ C0] dump_stack+0x15/0x24
[ 40.924179][ C0] should_fail_ex+0x3bf/0x510
[ 40.928933][ C0] __should_failslab+0xac/0xf0
[ 40.933688][ C0] should_failslab+0x9/0x20
[ 40.938179][ C0] __kmem_cache_alloc_node+0x3d/0x2d0
[ 40.943549][ C0] ? dst_cow_metrics_generic+0x55/0x1c0
[ 40.949092][ C0] ? dst_cow_metrics_generic+0x55/0x1c0
[ 40.954890][ C0] kmalloc_trace+0x29/0xb0
[ 40.959303][ C0] dst_cow_metrics_generic+0x55/0x1c0
[ 40.964664][ C0] icmp6_dst_alloc+0x389/0x510
[ 40.966940][ C1] FAULT_INJECTION: forcing a failure.
[ 40.966940][ C1] name failslab, interval 20, probability 100, space 0, times 929
[ 40.969419][ C0] ndisc_send_skb+0x2ad/0xcd0
[ 40.987167][ C0] ? __cfi_ndisc_send_skb+0x10/0x10
[ 40.992357][ C0] ? skb_put+0x10a/0x1f0
[ 40.996593][ C0] ndisc_send_rs+0x66a/0x870
[ 41.001173][ C0] addrconf_rs_timer+0x35a/0x600
[ 41.006108][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 41.011556][ C0] ? _raw_spin_lock_irq+0x95/0xf0
[ 41.017093][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 41.022631][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 41.028080][ C0] call_timer_fn+0x46/0x2a0
[ 41.032589][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 41.038040][ C0] __run_timers+0x646/0x9b0
[ 41.042561][ C0] ? calc_index+0x200/0x200
[ 41.047058][ C0] ? kvm_sched_clock_read+0x18/0x40
[ 41.052251][ C0] run_timer_softirq+0x6a/0xf0
[ 41.057031][ C0] handle_softirqs+0x1d7/0x600
[ 41.061792][ C0] __irq_exit_rcu+0x52/0xf0
[ 41.066283][ C0] irq_exit_rcu+0x9/0x10
[ 41.070513][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 41.076145][ C0]
[ 41.079069][ C0]
[ 41.081989][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 41.087966][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120
[ 41.093853][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 d1 fb 4c fc fb bf 01 00 00 00 46 e5 ff ff fa bf 01 00 00 00 e8 7b fd 4c fc 65 48 8b 1d c3 d4
[ 41.113456][ C0] RSP: 0018:ffffc90000777000 EFLAGS: 00000246
[ 41.119511][ C0] RAX: 1ffff110225e38f1 RBX: ffffc900007770d8 RCX: ffffffff87b7b100
[ 41.127472][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 41.135437][ C0] RBP: ffffc90000777088 R08: ffff888112f1bcc7 R09: 1ffff110225e3798
[ 41.143411][ C0] R10: dffffc0000000000 R11: ffffed10225e3799 R12: 0000000000000000
[ 41.151368][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920000eee00
[ 41.159334][ C0] ? __cfi_preempt_schedule_irq+0x10/0x10
[ 41.165048][ C0] ? kernel_text_address+0xa0/0xd0
[ 41.170155][ C0] raw_irqentry_exit_cond_resched+0x29/0x30
[ 41.176038][ C0] irqentry_exit+0x37/0x40
[ 41.180447][ C0] sysvec_reschedule_ipi+0x78/0x80
[ 41.185552][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20
[ 41.191005][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170
[ 41.196460][ C0] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40
[ 41.216140][ C0] RSP: 0018:ffffc90000777180 EFLAGS: 00000293
[ 41.222202][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff888112f1bcc0
[ 41.230181][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000
[ 41.238151][ C0] RBP: ffffc90000777210 R08: 0000000000000003 R09: 0000000000000004
[ 41.246117][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000
[ 41.254082][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff920000eee30
[ 41.262057][ C0] ? dump_stack_lvl+0x13b/0x170
[ 41.266997][ C0] ? __cfi_dump_stack_lvl+0x8/0x8
[ 41.272020][ C0] dump_stack+0x15/0x24
[ 41.276166][ C0] should_fail_ex+0x3bf/0x510
[ 41.280844][ C0] __should_failslab+0xac/0xf0
[ 41.285604][ C0] should_failslab+0x9/0x20
[ 41.290097][ C0] __kmem_cache_alloc_node+0x3d/0x2d0
[ 41.295468][ C0] ? ref_tracker_alloc+0x16b/0x4a0
[ 41.300577][ C0] ? ref_tracker_alloc+0x16b/0x4a0
[ 41.305679][ C0] kmalloc_trace+0x29/0xb0
[ 41.310096][ C0] ref_tracker_alloc+0x16b/0x4a0
[ 41.315049][ C0] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 41.320505][ C0] ? kasan_save_alloc_info+0x1f/0x30
[ 41.325799][ C0] ? __kasan_kmalloc+0x95/0xb0
[ 41.330594][ C0] ? nf_nat_masq_schedule+0x23c/0x500
[ 41.335970][ C0] nf_nat_masq_schedule+0x33c/0x500
[ 41.341166][ C0] ? __cfi_inet_cmp+0x10/0x10
[ 41.345838][ C0] ? masq_device_event+0xd0/0xd0
[ 41.350774][ C0] ? try_to_grab_pending+0x1a4/0x580
[ 41.356067][ C0] ? memcpy+0x56/0x70
[ 41.360044][ C0] masq_inet6_event+0xe6/0x130
[ 41.364802][ C0] atomic_notifier_call_chain+0xaa/0x120
[ 41.370439][ C0] inet6addr_notifier_call_chain+0x24/0x30
[ 41.376243][ C0] addrconf_ifdown+0xe0a/0x1950
[ 41.381085][ C0] ? addrconf_cleanup+0x130/0x130
[ 41.386097][ C0] ? __kasan_check_write+0x14/0x20
[ 41.391210][ C0] ? mutex_unlock+0x8f/0x230
[ 41.395793][ C0] ? __cfi_mutex_unlock+0x10/0x10
[ 41.400818][ C0] ? __cfi_device_cmp+0x10/0x10
[ 41.405657][ C0] ? masq_device_event+0xd0/0xd0
[ 41.410584][ C0] addrconf_notify+0x39f/0xe30
[ 41.415347][ C0] raw_notifier_call_chain+0xa1/0x110
[ 41.420706][ C0] dev_close_many+0x325/0x4d0
[ 41.425393][ C0] ? __cfi_dev_close_many+0x10/0x10
[ 41.430594][ C0] ? wake_up_process+0x10/0x20
[ 41.435354][ C0] ? __kasan_check_read+0x11/0x20
[ 41.440377][ C0] unregister_netdevice_many+0x43f/0x1910
[ 41.446098][ C0] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 41.452249][ C0] ? __queue_delayed_work+0x188/0x200
[ 41.457614][ C0] ? queue_delayed_work_on+0x10d/0x160
[ 41.463065][ C0] ? linkwatch_fire_event+0x1dc/0x240
[ 41.468441][ C0] ? __kasan_check_read+0x11/0x20
[ 41.473479][ C0] unregister_netdevice_queue+0x2e1/0x320
[ 41.479195][ C0] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 41.485428][ C0] ? linkwatch_fire_event+0x208/0x240
[ 41.490800][ C0] __tun_detach+0xc9d/0x1450
[ 41.495387][ C0] tun_chr_close+0x92/0x140
[ 41.499883][ C0] ? __cfi_tun_chr_close+0x10/0x10
[ 41.504991][ C0] __fput+0x1fd/0x8f0
[ 41.508965][ C0] ____fput+0x15/0x20
[ 41.512944][ C0] task_work_run+0x1e1/0x250
[ 41.517527][ C0] ? __cfi_task_work_run+0x10/0x10
[ 41.522630][ C0] ? free_nsproxy+0x21f/0x270
[ 41.527305][ C0] do_exit+0xaf2/0x2850
[ 41.531457][ C0] ? lock_vma_under_rcu+0x3f8/0x4f0
[ 41.536643][ C0] ? __cfi_do_exit+0x10/0x10
[ 41.541250][ C0] ? __kasan_check_write+0x14/0x20
[ 41.546363][ C0] ? _raw_spin_lock_irq+0x95/0xf0
[ 41.551378][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 41.556916][ C0] ? zap_other_threads+0x2c1/0x2f0
[ 41.562019][ C0] do_group_exit+0x21b/0x2e0
[ 41.566605][ C0] __x64_sys_exit_group+0x3f/0x40
[ 41.571626][ C0] x64_sys_call+0x7b4/0x9a0
[ 41.576122][ C0] do_syscall_64+0x4c/0xa0
[ 41.580528][ C0] ? clear_bhb_loop+0x30/0x80
[ 41.585193][ C0] ? clear_bhb_loop+0x30/0x80
[ 41.589857][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 41.595745][ C0] RIP: 0033:0x7f7a0e99df99
[ 41.600167][ C0] Code: Unable to access opcode bytes at 0x7f7a0e99df6f.
[ 41.607167][ C0] RSP: 002b:00007ffcf6d87e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 41.615566][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a0e99df99
[ 41.623529][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
[ 41.631499][ C0] RBP: 00007f7a0ea35dfc R08: 0000000000000000 R09: 00007f7a0ebeb3e0
[ 41.639560][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c
[ 41.647515][ C0] R13: 00007f7a0ebeb3e0 R14: 0000000000006be2 R15: 00007ffcf6d88020
[ 41.655479][ C0]
[ 41.658488][ C1] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 41.665247][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 41.675307][ C1] Call Trace:
[ 41.678573][ C1]
[ 41.681405][ C1] __dump_stack+0x21/0x24
[ 41.685724][ C1] dump_stack_lvl+0x110/0x170
[ 41.690389][ C1] ? __cfi_dump_stack_lvl+0x8/0x8
[ 41.695398][ C1] dump_stack+0x15/0x24
[ 41.699536][ C1] should_fail_ex+0x3bf/0x510
[ 41.704194][ C1] ? skb_clone+0x1e8/0x380
[ 41.708611][ C1] __should_failslab+0xac/0xf0
[ 41.713371][ C1] should_failslab+0x9/0x20
[ 41.717854][ C1] kmem_cache_alloc+0x3b/0x320
[ 41.722613][ C1] skb_clone+0x1e8/0x380
[ 41.726843][ C1] maybe_deliver+0x1ad/0x2a0
[ 41.731414][ C1] br_flood+0x2ea/0x420
[ 41.735547][ C1] br_dev_xmit+0xd64/0x12a0
[ 41.740055][ C1] ? __cfi_br_dev_xmit+0x10/0x10
[ 41.744976][ C1] ? is_bpf_text_address+0x177/0x190
[ 41.750245][ C1] ? __cfi_netif_skb_features+0x10/0x10
[ 41.755785][ C1] dev_hard_start_xmit+0x207/0x730
[ 41.760884][ C1] __dev_queue_xmit+0x1989/0x3540
[ 41.765900][ C1] ? __dev_queue_xmit+0x281/0x3540
[ 41.770999][ C1] ? unwind_get_return_address+0x4d/0x90
[ 41.776639][ C1] ? __cfi___dev_queue_xmit+0x10/0x10
[ 41.782007][ C1] ? stack_trace_save+0xa6/0xf0
[ 41.786847][ C1] ? __kasan_check_read+0x11/0x20
[ 41.791943][ C1] ? selinux_ip_postroute+0x28c/0x1000
[ 41.797402][ C1] ? memcpy+0x56/0x70
[ 41.801372][ C1] ip6_finish_output2+0x15d2/0x18b0
[ 41.806557][ C1] ? ndisc_send_skb+0x2ad/0xcd0
[ 41.811398][ C1] ? ndisc_send_rs+0x66a/0x870
[ 41.816161][ C1] ? addrconf_rs_timer+0x35a/0x600
[ 41.821690][ C1] ? __cfi_ip6_finish_output2+0x10/0x10
[ 41.827225][ C1] ? memset+0x35/0x40
[ 41.831204][ C1] ? xfrm_lookup_with_ifid+0x174b/0x2130
[ 41.836842][ C1] ip6_finish_output+0x60b/0xbe0
[ 41.841768][ C1] ip6_output+0x1fa/0x410
[ 41.846080][ C1] ? __cfi_ip6_output+0x10/0x10
[ 41.850918][ C1] ? __cfi_ip6_finish_output+0x10/0x10
[ 41.856391][ C1] ndisc_send_skb+0x7c8/0xcd0
[ 41.861139][ C1] ? __cfi_ndisc_send_skb+0x10/0x10
[ 41.866330][ C1] ? __cfi_dst_output+0x10/0x10
[ 41.871315][ C1] ? memcpy+0x56/0x70
[ 41.875302][ C1] ? __ndisc_fill_addr_option+0xde/0x130
[ 41.880926][ C1] ndisc_send_rs+0x66a/0x870
[ 41.885505][ C1] addrconf_rs_timer+0x35a/0x600
[ 41.890462][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 41.895909][ C1] ? _raw_spin_lock_irq+0x95/0xf0
[ 41.900983][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 41.906669][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 41.912313][ C1] call_timer_fn+0x46/0x2a0
[ 41.917010][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10
[ 41.922467][ C1] __run_timers+0x646/0x9b0
[ 41.927050][ C1] ? calc_index+0x200/0x200
[ 41.931555][ C1] ? kvm_sched_clock_read+0x18/0x40
[ 41.936754][ C1] run_timer_softirq+0x6a/0xf0
[ 41.941511][ C1] handle_softirqs+0x1d7/0x600
[ 41.946361][ C1] __irq_exit_rcu+0x52/0xf0
[ 41.951042][ C1] irq_exit_rcu+0x9/0x10
[ 41.955291][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 41.960934][ C1]
[ 41.963855][ C1]
[ 41.966767][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 41.972829][ C1] RIP: 0010:__printk_cpu_sync_wait+0x12/0x40
[ 41.978888][ C1] Code: 41 5c 41 5e 41 5f 5d c3 90 90 90 90 90 90 90 90 90 90 90 b8 0c 67 40 a5 55 48 89 e5 e8 17 92 19 00 f3 90 48 c7 c7 c0 b9 11 87 04 00 00 00 e8 24 1f 5f 00 8b 05 7e e5 b9 05 83 f8 ff 74 07 e8
[ 41.999091][ C1] RSP: 0018:ffffc900009d76b0 EFLAGS: 00000293
[ 42.005585][ C1] RAX: ffffffff8157d44c RBX: ffffffff860afda0 RCX: ffff88810fec2880
[ 42.013726][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff8711b9c0
[ 42.023441][ C1] RBP: ffffc900009d76b0 R08: 0000000000000003 R09: 0000000000000004
[ 42.033275][ C1] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000
[ 42.041686][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200013aed8
[ 42.049917][ C1] ? __printk_cpu_sync_wait+0x2c/0x40
[ 42.057744][ C1] dump_stack_lvl+0xce/0x170
[ 42.062471][ C1] ? __cfi_dump_stack_lvl+0x8/0x8
[ 42.067504][ C1] ? __schedule+0xbea/0x14b0
[ 42.072099][ C1] dump_stack+0x15/0x24
[ 42.076811][ C1] should_fail_ex+0x3bf/0x510
[ 42.081497][ C1] __should_failslab+0xac/0xf0
[ 42.086539][ C1] should_failslab+0x9/0x20
[ 42.091130][ C1] kmem_cache_alloc_node+0x42/0x330
[ 42.096441][ C1] ? __alloc_skb+0xe8/0x4a0
[ 42.100945][ C1] ? __kasan_check_write+0x14/0x20
[ 42.106044][ C1] __alloc_skb+0xe8/0x4a0
[ 42.110378][ C1] alloc_skb_with_frags+0xa8/0x620
[ 42.115490][ C1] ? memcpy+0x56/0x70
[ 42.119477][ C1] sock_alloc_send_pskb+0x87f/0x9a0
[ 42.124683][ C1] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 42.130398][ C1] ? __kasan_check_write+0x14/0x20
[ 42.135495][ C1] ? _raw_spin_lock+0x94/0xf0
[ 42.140166][ C1] ? __cfi__raw_spin_lock+0x10/0x10
[ 42.145360][ C1] unix_dgram_sendmsg+0x5c1/0x1710
[ 42.150550][ C1] ? selinux_socket_sendmsg+0x22f/0x340
[ 42.156098][ C1] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 42.161992][ C1] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 42.167528][ C1] ? security_socket_sendmsg+0x93/0xb0
[ 42.172973][ C1] __sys_sendto+0x4ac/0x660
[ 42.177459][ C1] ? __cfi___sys_sendto+0x10/0x10
[ 42.182474][ C1] ? security_unix_may_send+0x8c/0xb0
[ 42.187848][ C1] ? __sys_connect+0x267/0x460
[ 42.192601][ C1] ? __this_cpu_preempt_check+0x13/0x20
[ 42.198135][ C1] ? xfd_validate_state+0x70/0x150
[ 42.203413][ C1] ? __kasan_check_write+0x14/0x20
[ 42.208796][ C1] __x64_sys_sendto+0xe5/0x100
[ 42.213552][ C1] x64_sys_call+0x83/0x9a0
[ 42.217984][ C1] do_syscall_64+0x4c/0xa0
[ 42.222389][ C1] ? clear_bhb_loop+0x30/0x80
[ 42.227047][ C1] ? clear_bhb_loop+0x30/0x80
[ 42.231710][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 42.237592][ C1] RIP: 0033:0x7faefdb69407
[ 42.242082][ C1] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 42.261676][ C1] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 42.270108][ C1] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 42.278067][ C1] RDX: 0000000000000051 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 42.286109][ C1] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 42.294152][ C1] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 42.302207][ C1] R13: 00007fff18cc6f50 R14: 0000000000000036 R15: 00007fff18cc6f50
[ 42.310251][ C1]
[ 42.313551][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 42.320343][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 42.330938][ T92] Call Trace:
[ 42.334325][ T92]
[ 42.337511][ T92] __dump_stack+0x21/0x24
[ 42.341842][ T92] dump_stack_lvl+0x110/0x170
[ 42.346702][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 42.352113][ T92] ? __schedule+0xbea/0x14b0
[ 42.357155][ T92] dump_stack+0x15/0x24
[ 42.361538][ T92] should_fail_ex+0x3bf/0x510
[ 42.366650][ T92] __should_failslab+0xac/0xf0
[ 42.371816][ T92] should_failslab+0x9/0x20
[ 42.376780][ T92] kmem_cache_alloc_node+0x42/0x330
[ 42.382456][ T92] ? __alloc_skb+0xe8/0x4a0
[ 42.387782][ T92] ? __kasan_check_write+0x14/0x20
[ 42.393505][ T92] __alloc_skb+0xe8/0x4a0
[ 42.398396][ T92] alloc_skb_with_frags+0xa8/0x620
[ 42.404168][ T92] ? memcpy+0x56/0x70
[ 42.408157][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 42.413385][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 42.419085][ T92] ? __kasan_check_write+0x14/0x20
[ 42.424185][ T92] ? _raw_spin_lock+0x94/0xf0
[ 42.428933][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 42.434149][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 42.439273][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 42.444814][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 42.450694][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 42.456246][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 42.461717][ T92] __sys_sendto+0x4ac/0x660
[ 42.466304][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 42.471323][ T92] ? security_unix_may_send+0x8c/0xb0
[ 42.476680][ T92] ? __sys_connect+0x267/0x460
[ 42.481444][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 42.487057][ T92] ? xfd_validate_state+0x70/0x150
[ 42.492386][ T92] ? __kasan_check_write+0x14/0x20
[ 42.497492][ T92] __x64_sys_sendto+0xe5/0x100
[ 42.502263][ T92] x64_sys_call+0x83/0x9a0
[ 42.506664][ T92] do_syscall_64+0x4c/0xa0
[ 42.511257][ T92] ? clear_bhb_loop+0x30/0x80
[ 42.516056][ T92] ? clear_bhb_loop+0x30/0x80
[ 42.520910][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 42.527282][ T92] RIP: 0033:0x7faefdb69407
[ 42.532341][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 42.552787][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 42.561354][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 42.570589][ T92] RDX: 0000000000000051 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 42.579308][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 42.588991][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 42.599923][ T92] R13: 00007fff18cc6f50 R14: 0000000000000036 R15: 00007fff18cc6f50
[ 42.611811][ T92]
[ 42.616498][ T370] FAULT_INJECTION: forcing a failure.
[ 42.616498][ T370] name failslab, interval 20, probability 100, space 0, times 922
[ 42.617212][ T92] FAULT_INJECTION: forcing a failure.
[ 42.617212][ T92] name failslab, interval 20, probability 100, space 0, times 922
[ 42.630033][ T370] CPU: 1 PID: 370 Comm: syz-executor Not tainted syzkaller #0
[ 42.650960][ T370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 42.661106][ T370] Call Trace:
[ 42.662965][ T301] FAULT_INJECTION: forcing a failure.
[ 42.662965][ T301] name failslab, interval 20, probability 100, space 0, times 922
[ 42.665518][ T370]
[ 42.665527][ T370] __dump_stack+0x21/0x24
[ 42.687255][ T370] dump_stack_lvl+0x110/0x170
[ 42.693779][ T370] ? __cfi_dump_stack_lvl+0x8/0x8
[ 42.699181][ T370] dump_stack+0x15/0x24
[ 42.704422][ T370] should_fail_ex+0x3bf/0x510
[ 42.709392][ T370] __should_failslab+0xac/0xf0
[ 42.715658][ T370] should_failslab+0x9/0x20
[ 42.720470][ T370] __kmem_cache_alloc_node+0x3d/0x2d0
[ 42.725935][ T370] ? ref_tracker_alloc+0x16b/0x4a0
[ 42.731076][ T370] ? __stack_depot_save+0x44d/0x490
[ 42.736895][ T370] ? ref_tracker_alloc+0x16b/0x4a0
[ 42.742104][ T370] kmalloc_trace+0x29/0xb0
[ 42.746654][ T370] ref_tracker_alloc+0x16b/0x4a0
[ 42.752312][ T370] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 42.758403][ T370] ? _find_next_bit+0x8a/0x130
[ 42.764140][ T370] rt6_disable_ip+0x5ff/0x8e0
[ 42.768833][ T370] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 42.774771][ T370] ? __cfi_rt6_disable_ip+0x10/0x10
[ 42.780324][ T370] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 42.786234][ T370] ? __kasan_check_read+0x11/0x20
[ 42.791958][ T370] addrconf_ifdown+0x15d/0x1950
[ 42.797432][ T370] ? __kasan_check_write+0x14/0x20
[ 42.803381][ T370] ? __cfi__raw_spin_lock_bh+0x10/0x10
[ 42.810345][ T370] ? addrconf_cleanup+0x130/0x130
[ 42.815549][ T370] ? __kasan_check_write+0x14/0x20
[ 42.820828][ T370] ? mutex_unlock+0x8f/0x230
[ 42.825644][ T370] ? __cfi_mutex_unlock+0x10/0x10
[ 42.830859][ T370] ? _raw_spin_lock+0x94/0xf0
[ 42.835698][ T370] ? __cfi__raw_spin_lock+0x10/0x10
[ 42.841476][ T370] addrconf_notify+0x39f/0xe30
[ 42.846337][ T370] raw_notifier_call_chain+0xa1/0x110
[ 42.851759][ T370] unregister_netdevice_many+0x104a/0x1910
[ 42.858360][ T370] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 42.864742][ T370] ? __queue_delayed_work+0x188/0x200
[ 42.870306][ T370] ? queue_delayed_work_on+0x10d/0x160
[ 42.875755][ T370] ? linkwatch_fire_event+0x1dc/0x240
[ 42.881384][ T370] ? __kasan_check_read+0x11/0x20
[ 42.886674][ T370] unregister_netdevice_queue+0x2e1/0x320
[ 42.892865][ T370] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 42.899545][ T370] ? linkwatch_fire_event+0x208/0x240
[ 42.905002][ T370] __tun_detach+0xc9d/0x1450
[ 42.909759][ T370] tun_chr_close+0x92/0x140
[ 42.914466][ T370] ? __cfi_tun_chr_close+0x10/0x10
[ 42.919674][ T370] __fput+0x1fd/0x8f0
[ 42.924186][ T370] ____fput+0x15/0x20
[ 42.928190][ T370] task_work_run+0x1e1/0x250
[ 42.932784][ T370] ? __cfi_task_work_run+0x10/0x10
[ 42.938343][ T370] ? free_nsproxy+0x21f/0x270
[ 42.943054][ T370] do_exit+0xaf2/0x2850
[ 42.947333][ T370] ? lock_vma_under_rcu+0x3f8/0x4f0
[ 42.952519][ T370] ? __cfi_do_exit+0x10/0x10
[ 42.957258][ T370] ? __kasan_check_write+0x14/0x20
[ 42.962394][ T370] ? _raw_spin_lock_irq+0x95/0xf0
[ 42.967843][ T370] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 42.973637][ T370] ? zap_other_threads+0x2c1/0x2f0
[ 42.978739][ T370] do_group_exit+0x21b/0x2e0
[ 42.983412][ T370] __x64_sys_exit_group+0x3f/0x40
[ 42.988425][ T370] x64_sys_call+0x7b4/0x9a0
[ 42.993265][ T370] do_syscall_64+0x4c/0xa0
[ 42.997666][ T370] ? clear_bhb_loop+0x30/0x80
[ 43.002324][ T370] ? clear_bhb_loop+0x30/0x80
[ 43.006982][ T370] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 43.012864][ T370] RIP: 0033:0x7f7a0e99df99
[ 43.017264][ T370] Code: Unable to access opcode bytes at 0x7f7a0e99df6f.
[ 43.024262][ T370] RSP: 002b:00007ffcf6d87e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 43.032657][ T370] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a0e99df99
[ 43.040630][ T370] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
[ 43.048605][ T370] RBP: 00007f7a0ea35dfc R08: 0000000000000000 R09: 00007f7a0ebeb3e0
[ 43.056578][ T370] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c
[ 43.064529][ T370] R13: 00007f7a0ebeb3e0 R14: 0000000000006be2 R15: 00007ffcf6d88020
[ 43.072508][ T370]
[ 43.075585][ T301] CPU: 0 PID: 301 Comm: syz-executor Not tainted syzkaller #0
[ 43.083175][ T301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 43.093325][ T301] Call Trace:
[ 43.096601][ T301]
[ 43.099520][ T301] __dump_stack+0x21/0x24
[ 43.103844][ T301] dump_stack_lvl+0x110/0x170
[ 43.108509][ T301] ? __cfi_dump_stack_lvl+0x8/0x8
[ 43.113526][ T301] ? security_file_alloc+0x33/0x130
[ 43.118720][ T301] dump_stack+0x15/0x24
[ 43.122864][ T301] should_fail_ex+0x3bf/0x510
[ 43.127530][ T301] ? __alloc_file+0x28/0x2a0
[ 43.132115][ T301] __should_failslab+0xac/0xf0
[ 43.136894][ T301] should_failslab+0x9/0x20
[ 43.141492][ T301] kmem_cache_alloc+0x3b/0x320
[ 43.146270][ T301] __alloc_file+0x28/0x2a0
[ 43.150689][ T301] alloc_empty_file+0x97/0x180
[ 43.155456][ T301] alloc_file+0x59/0x600
[ 43.159726][ T301] alloc_file_clone+0x28/0xb0
[ 43.164396][ T301] create_pipe_files+0x3e7/0x6c0
[ 43.169329][ T301] __do_pipe_flags+0x4f/0x200
[ 43.173999][ T301] do_pipe2+0xa7/0x190
[ 43.178059][ T301] ? pipe_fcntl+0x510/0x510
[ 43.182552][ T301] ? __cfi_ksys_write+0x10/0x10
[ 43.187387][ T301] ? debug_smp_processor_id+0x17/0x20
[ 43.192750][ T301] __x64_sys_pipe2+0x5a/0x70
[ 43.197334][ T301] x64_sys_call+0x258/0x9a0
[ 43.201825][ T301] do_syscall_64+0x4c/0xa0
[ 43.206234][ T301] ? clear_bhb_loop+0x30/0x80
[ 43.210898][ T301] ? clear_bhb_loop+0x30/0x80
[ 43.215562][ T301] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 43.221445][ T301] RIP: 0033:0x7f6ef8f9cfc9
[ 43.225849][ T301] Code: 38 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 eb aa e8 ea 34 00 00 66 2e 0f 1f 84 00 00 00 00 00 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff
[ 43.245532][ T301] RSP: 002b:00007ffcbf4ce8a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000125
[ 43.253950][ T301] RAX: ffffffffffffffda RBX: 000055557d233400 RCX: 00007f6ef8f9cfc9
[ 43.261911][ T301] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 00007ffcbf4ce8c0
SYZFAIL: pipe failed
(errno 12: Cannot allocate memory)
[ 43.269890][ T301] RBP: 00007ffcbf4cee90 R08: 00007f6ef91f1e20 R09: 0000000000000000
[ 43.277851][ T301] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcbf4cecd0
[ 43.285815][ T301] R13: 000055557d238e40 R14: 000055557d233c30 R15: 00007ffcbf4cea10
[ 43.293806][ T301]
[ 43.296817][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 43.303581][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 43.313635][ T92] Call Trace:
[ 43.316912][ T92]
[ 43.319835][ T92] __dump_stack+0x21/0x24
[ 43.324157][ T92] dump_stack_lvl+0x110/0x170
[ 43.328910][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 43.333944][ T92] dump_stack+0x15/0x24
[ 43.338106][ T92] should_fail_ex+0x3bf/0x510
[ 43.342771][ T92] __should_failslab+0xac/0xf0
[ 43.347524][ T92] should_failslab+0x9/0x20
[ 43.352012][ T92] kmem_cache_alloc_node+0x42/0x330
[ 43.357336][ T92] ? __alloc_skb+0xe8/0x4a0
[ 43.361838][ T92] ? kasan_set_track+0x60/0x70
[ 43.366590][ T92] __alloc_skb+0xe8/0x4a0
[ 43.370921][ T92] ? do_syscall_64+0x4c/0xa0
[ 43.375503][ T92] alloc_skb_with_frags+0xa8/0x620
[ 43.380598][ T92] ? memcpy+0x56/0x70
[ 43.384588][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 43.389786][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 43.395599][ T92] ? __kasan_check_write+0x14/0x20
[ 43.400702][ T92] ? _raw_spin_lock+0x94/0xf0
[ 43.405388][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 43.410767][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 43.415876][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 43.421420][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 43.427325][ T92] ? kfree+0x6f/0xf0
[ 43.431218][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 43.436787][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 43.442353][ T92] __sys_sendto+0x4ac/0x660
[ 43.446862][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 43.451876][ T92] ? __cfi_do_syslog+0x10/0x10
[ 43.456713][ T92] ? __sys_connect+0x267/0x460
[ 43.462437][ T92] __x64_sys_sendto+0xe5/0x100
[ 43.467209][ T92] x64_sys_call+0x83/0x9a0
[ 43.471622][ T92] do_syscall_64+0x4c/0xa0
[ 43.476033][ T92] ? clear_bhb_loop+0x30/0x80
[ 43.480691][ T92] ? clear_bhb_loop+0x30/0x80
[ 43.485357][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 43.491242][ T92] RIP: 0033:0x7faefdb69407
[ 43.495640][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 43.515258][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 43.523660][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 43.531623][ T92] RDX: 0000000000000049 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 43.539585][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 43.547632][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 43.555592][ T92] R13: 00007fff18cc6f50 R14: 000000000000002e R15: 00007fff18cc6f50
[ 43.563553][ T92]
[ 43.567306][ T92] FAULT_INJECTION: forcing a failure.
[ 43.567306][ T92] name failslab, interval 20, probability 100, space 0, times 918
[ 43.580646][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 43.580793][ T376] FAULT_INJECTION: forcing a failure.
[ 43.580793][ T376] name failslab, interval 20, probability 100, space 0, times 918
[ 43.587413][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 43.587425][ T92] Call Trace:
[ 43.587429][ T92]
[ 43.587435][ T92] __dump_stack+0x21/0x24
[ 43.587456][ T92] dump_stack_lvl+0x110/0x170
[ 43.625742][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 43.630762][ T92] ? __schedule+0xbea/0x14b0
[ 43.635783][ T92] dump_stack+0x15/0x24
[ 43.639931][ T92] should_fail_ex+0x3bf/0x510
[ 43.644643][ T92] __should_failslab+0xac/0xf0
[ 43.649500][ T92] should_failslab+0x9/0x20
[ 43.653994][ T92] kmem_cache_alloc_node+0x42/0x330
[ 43.659277][ T92] ? __alloc_skb+0xe8/0x4a0
[ 43.663803][ T92] ? __kasan_check_write+0x14/0x20
[ 43.668907][ T92] __alloc_skb+0xe8/0x4a0
[ 43.673222][ T92] alloc_skb_with_frags+0xa8/0x620
[ 43.678321][ T92] ? memcpy+0x56/0x70
[ 43.682294][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 43.687500][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 43.693222][ T92] ? __kasan_check_write+0x14/0x20
[ 43.698317][ T92] ? _raw_spin_lock+0x94/0xf0
[ 43.702986][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 43.708191][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 43.713296][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 43.718937][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 43.724820][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 43.730364][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 43.735812][ T92] __sys_sendto+0x4ac/0x660
[ 43.740302][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 43.745499][ T92] ? security_unix_may_send+0x8c/0xb0
[ 43.750861][ T92] ? __sys_connect+0x267/0x460
[ 43.755613][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 43.761152][ T92] ? xfd_validate_state+0x70/0x150
[ 43.766256][ T92] ? __kasan_check_write+0x14/0x20
[ 43.771353][ T92] __x64_sys_sendto+0xe5/0x100
[ 43.776238][ T92] x64_sys_call+0x83/0x9a0
[ 43.780704][ T92] do_syscall_64+0x4c/0xa0
[ 43.785260][ T92] ? clear_bhb_loop+0x30/0x80
[ 43.790211][ T92] ? clear_bhb_loop+0x30/0x80
[ 43.795234][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 43.801118][ T92] RIP: 0033:0x7faefdb69407
[ 43.805521][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 43.825292][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 43.833697][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 43.841667][ T92] RDX: 000000000000004a RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 43.849627][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 43.857587][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 43.865549][ T92] R13: 00007fff18cc6f50 R14: 000000000000002f R15: 00007fff18cc6f50
[ 43.873514][ T92]
[ 43.876530][ T376] CPU: 1 PID: 376 Comm: kworker/1:3 Not tainted syzkaller #0
[ 43.877412][ T92] FAULT_INJECTION: forcing a failure.
[ 43.877412][ T92] name failslab, interval 20, probability 100, space 0, times 917
[ 43.883897][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 43.906931][ T376] Workqueue: ipv6_addrconf addrconf_dad_work
[ 43.912906][ T376] Call Trace:
[ 43.916167][ T376]
[ 43.919082][ T376] __dump_stack+0x21/0x24
[ 43.923408][ T376] dump_stack_lvl+0x110/0x170
[ 43.928075][ T376] ? __cfi_dump_stack_lvl+0x8/0x8
[ 43.933089][ T376] ? __cfi_check_preempt_wakeup+0x10/0x10
[ 43.938797][ T376] ? sched_clock_cpu+0x6e/0x260
[ 43.943642][ T376] dump_stack+0x15/0x24
[ 43.947784][ T376] should_fail_ex+0x3bf/0x510
[ 43.952451][ T376] __should_failslab+0xac/0xf0
[ 43.957242][ T376] should_failslab+0x9/0x20
[ 43.961730][ T376] kmem_cache_alloc_node+0x42/0x330
[ 43.967005][ T376] ? __alloc_skb+0xe8/0x4a0
[ 43.971499][ T376] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 43.977392][ T376] __alloc_skb+0xe8/0x4a0
[ 43.981712][ T376] ? __kasan_check_read+0x11/0x20
[ 43.986743][ T376] __ipv6_ifa_notify+0x200/0xe80
[ 43.991694][ T376] ? snmp6_fill_stats+0x6c0/0x6c0
[ 43.996705][ T376] ? ndisc_send_skb+0x8cd/0xcd0
[ 44.001541][ T376] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20
[ 44.008294][ T376] ? __kasan_check_write+0x14/0x20
[ 44.013395][ T376] ? try_to_grab_pending+0x1a4/0x580
[ 44.018671][ T376] ? mod_delayed_work_on+0xe0/0xe0
[ 44.023954][ T376] ? __kasan_check_write+0x14/0x20
[ 44.029074][ T376] ? __cancel_work+0x198/0x200
[ 44.033846][ T376] addrconf_dad_completed+0x192/0xe80
[ 44.039220][ T376] ? addrconf_dad_stop+0x440/0x440
[ 44.044319][ T376] ? mod_delayed_work_on+0xa8/0xe0
[ 44.049425][ T376] addrconf_dad_work+0xc1b/0x14a0
[ 44.054436][ T376] ? __kasan_check_write+0x14/0x20
[ 44.059537][ T376] ? __cfi_addrconf_dad_work+0x10/0x10
[ 44.064985][ T376] ? __kasan_check_write+0x14/0x20
[ 44.070101][ T376] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 44.076094][ T376] process_one_work+0x717/0xc30
[ 44.080933][ T376] worker_thread+0xa4d/0x11d0
[ 44.085610][ T376] kthread+0x281/0x320
[ 44.089685][ T376] ? __cfi_worker_thread+0x10/0x10
[ 44.094789][ T376] ? __cfi_kthread+0x10/0x10
[ 44.099372][ T376] ret_from_fork+0x1f/0x30
[ 44.103780][ T376]
[ 44.106812][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 44.113581][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 44.123718][ T92] Call Trace:
[ 44.126986][ T92]
[ 44.129914][ T92] __dump_stack+0x21/0x24
[ 44.134227][ T92] dump_stack_lvl+0x110/0x170
[ 44.138891][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 44.143895][ T92] ? __schedule+0xbea/0x14b0
[ 44.148471][ T92] dump_stack+0x15/0x24
[ 44.152619][ T92] should_fail_ex+0x3bf/0x510
[ 44.157273][ T92] __should_failslab+0xac/0xf0
[ 44.162035][ T92] should_failslab+0x9/0x20
[ 44.166548][ T92] kmem_cache_alloc_node+0x42/0x330
[ 44.171774][ T92] ? __alloc_skb+0xe8/0x4a0
[ 44.176272][ T92] ? __kasan_check_write+0x14/0x20
[ 44.181372][ T92] __alloc_skb+0xe8/0x4a0
[ 44.185684][ T92] alloc_skb_with_frags+0xa8/0x620
[ 44.190796][ T92] ? memcpy+0x56/0x70
[ 44.194783][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 44.199967][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 44.205674][ T92] ? __kasan_check_write+0x14/0x20
[ 44.210768][ T92] ? _raw_spin_lock+0x94/0xf0
[ 44.215618][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 44.220802][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 44.225902][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 44.231432][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 44.237321][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 44.242872][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 44.248315][ T92] __sys_sendto+0x4ac/0x660
[ 44.252901][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 44.257922][ T92] ? security_unix_may_send+0x8c/0xb0
[ 44.263281][ T92] ? __sys_connect+0x267/0x460
[ 44.268028][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 44.273554][ T92] ? xfd_validate_state+0x70/0x150
[ 44.278649][ T92] ? __kasan_check_write+0x14/0x20
[ 44.283741][ T92] __x64_sys_sendto+0xe5/0x100
[ 44.288490][ T92] x64_sys_call+0x83/0x9a0
[ 44.292893][ T92] do_syscall_64+0x4c/0xa0
[ 44.297295][ T92] ? clear_bhb_loop+0x30/0x80
[ 44.301949][ T92] ? clear_bhb_loop+0x30/0x80
[ 44.306605][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 44.312490][ T92] RIP: 0033:0x7faefdb69407
[ 44.316895][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 44.336505][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 44.344918][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 44.352872][ T92] RDX: 000000000000004a RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 44.360834][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 44.368825][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 44.376789][ T92] R13: 00007fff18cc6f50 R14: 000000000000002f R15: 00007fff18cc6f50
[ 44.384752][ T92]
[ 44.387782][ T24] FAULT_INJECTION: forcing a failure.
[ 44.387782][ T24] name failslab, interval 20, probability 100, space 0, times 916
[ 44.389351][ T92] FAULT_INJECTION: forcing a failure.
[ 44.389351][ T92] name failslab, interval 20, probability 100, space 0, times 914
[ 44.401856][ T8] device bridge_slave_1 left promiscuous mode
[ 44.414220][ T1] FAULT_INJECTION: forcing a failure.
[ 44.414220][ T1] name failslab, interval 20, probability 100, space 0, times 914
[ 44.420007][ T24] CPU: 1 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0
[ 44.420027][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 44.420037][ T24] Workqueue: mld mld_dad_work
[ 44.455067][ T24] Call Trace:
[ 44.458333][ T24]
[ 44.461251][ T24] __dump_stack+0x21/0x24
[ 44.465578][ T24] dump_stack_lvl+0x110/0x170
[ 44.470246][ T24] ? __cfi_dump_stack_lvl+0x8/0x8
[ 44.475271][ T24] dump_stack+0x15/0x24
[ 44.479500][ T24] should_fail_ex+0x3bf/0x510
[ 44.484180][ T24] __should_failslab+0xac/0xf0
[ 44.489053][ T24] should_failslab+0x9/0x20
[ 44.493561][ T24] kmem_cache_alloc_node+0x42/0x330
[ 44.498754][ T24] ? __alloc_skb+0xe8/0x4a0
[ 44.503245][ T24] ? kvm_sched_clock_read+0x18/0x40
[ 44.508458][ T24] __alloc_skb+0xe8/0x4a0
[ 44.512780][ T24] mld_newpack+0x143/0xa30
[ 44.517195][ T24] ? __kasan_check_write+0x14/0x20
[ 44.522386][ T24] ? __switch_to+0x56f/0x1070
[ 44.527167][ T24] ? mld_sendpack+0xda0/0xda0
[ 44.531847][ T24] add_grec+0xf26/0x13f0
[ 44.536196][ T24] ? __kasan_check_write+0x14/0x20
[ 44.541475][ T24] ? __cfi_mutex_lock+0x10/0x10
[ 44.546324][ T24] mld_dad_work+0x205/0x670
[ 44.551780][ T24] process_one_work+0x717/0xc30
[ 44.556639][ T24] worker_thread+0xa4d/0x11d0
[ 44.561317][ T24] kthread+0x281/0x320
[ 44.565386][ T24] ? __cfi_worker_thread+0x10/0x10
[ 44.570500][ T24] ? __cfi_kthread+0x10/0x10
[ 44.575107][ T24] ret_from_fork+0x1f/0x30
[ 44.579528][ T24]
[ 44.582532][ T1] CPU: 0 PID: 1 Comm: init Not tainted syzkaller #0
[ 44.582674][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 44.589138][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 44.589148][ T1] Call Trace:
[ 44.589153][ T1]
[ 44.589159][ T1] __dump_stack+0x21/0x24
[ 44.616672][ T1] dump_stack_lvl+0x110/0x170
[ 44.621340][ T1] ? __cfi_dump_stack_lvl+0x8/0x8
[ 44.626348][ T1] dump_stack+0x15/0x24
[ 44.630485][ T1] should_fail_ex+0x3bf/0x510
[ 44.635162][ T1] ? posix_lock_inode+0x35e/0x34e0
[ 44.640259][ T1] __should_failslab+0xac/0xf0
[ 44.645010][ T1] should_failslab+0x9/0x20
[ 44.649503][ T1] kmem_cache_alloc+0x3b/0x320
[ 44.654268][ T1] posix_lock_inode+0x35e/0x34e0
[ 44.659185][ T1] ? file_has_perm+0x52d/0x700
[ 44.663936][ T1] ? match_file+0x130/0x130
[ 44.668435][ T1] ? posix_lock_file+0x50/0x50
[ 44.673188][ T1] ? security_file_lock+0x8a/0xb0
[ 44.678297][ T1] fcntl_setlk+0xa38/0x1070
[ 44.682791][ T1] ? __cfi_fcntl_setlk+0x10/0x10
[ 44.687708][ T1] ? __cfi_avc_has_perm+0x10/0x10
[ 44.692716][ T1] ? __kasan_check_write+0x14/0x20
[ 44.697823][ T1] do_fcntl+0x582/0x1110
[ 44.702063][ T1] ? match_file+0x130/0x130
[ 44.706552][ T1] ? kill_fasync+0x210/0x210
[ 44.711138][ T1] ? security_file_fcntl+0x95/0xc0
[ 44.716236][ T1] __se_sys_fcntl+0xdf/0x1b0
[ 44.720808][ T1] ? debug_smp_processor_id+0x17/0x20
[ 44.726166][ T1] __x64_sys_fcntl+0x7b/0x90
[ 44.730737][ T1] x64_sys_call+0x1a9/0x9a0
[ 44.735247][ T1] do_syscall_64+0x4c/0xa0
[ 44.739648][ T1] ? clear_bhb_loop+0x30/0x80
[ 44.744307][ T1] ? clear_bhb_loop+0x30/0x80
[ 44.749137][ T1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 44.755022][ T1] RIP: 0033:0x7f06a5f24add
[ 44.759421][ T1] Code: 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 c7 44 24 b8 10 00 00 00 48 89 44 24 c8 83 fe 09 74 1a b8 48 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 23 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8d 54
[ 44.779007][ T1] RSP: 002b:00007ffdbf2f8d38 EFLAGS: 00000293 ORIG_RAX: 0000000000000048
[ 44.787860][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f06a5f24add
[ 44.795904][ T1] RDX: 00007ffdbf2f8d40 RSI: 0000000000000007 RDI: 0000000000000003
[ 44.803943][ T1] RBP: 0000000000000003 R08: 00007ffdbf2f8d60 R09: 0000000000000000
[ 44.812008][ T1] R10: 0000000000000008 R11: 0000000000000293 R12: 0000000000000000
[ 44.819960][ T1] R13: 00007ffdbf2f8d60 R14: 0000000000000002 R15: 0000559f9f70dd98
[ 44.827918][ T1]
[ 44.831180][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 44.838050][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 44.848110][ T92] Call Trace:
[ 44.851391][ T92]
[ 44.854306][ T92] __dump_stack+0x21/0x24
[ 44.858714][ T92] dump_stack_lvl+0x110/0x170
[ 44.863399][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 44.868498][ T92] ? __schedule+0xbea/0x14b0
[ 44.873083][ T92] dump_stack+0x15/0x24
[ 44.877667][ T92] should_fail_ex+0x3bf/0x510
[ 44.882867][ T92] __should_failslab+0xac/0xf0
[ 44.887718][ T92] should_failslab+0x9/0x20
[ 44.892231][ T92] kmem_cache_alloc_node+0x42/0x330
[ 44.897417][ T92] ? __alloc_skb+0xe8/0x4a0
[ 44.901906][ T92] ? __kasan_check_write+0x14/0x20
[ 44.907005][ T92] __alloc_skb+0xe8/0x4a0
[ 44.911516][ T92] alloc_skb_with_frags+0xa8/0x620
[ 44.916785][ T92] ? memcpy+0x56/0x70
[ 44.920755][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 44.926053][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 44.931847][ T92] ? __kasan_check_write+0x14/0x20
[ 44.936945][ T92] ? _raw_spin_lock+0x94/0xf0
[ 44.941627][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 44.946814][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 44.951921][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 44.957453][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 44.963327][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 44.968860][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 44.974307][ T92] __sys_sendto+0x4ac/0x660
[ 44.978798][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 44.983813][ T92] ? __cfi_do_syslog+0x10/0x10
[ 44.988563][ T92] ? __sys_connect+0x267/0x460
[ 44.993312][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 44.998839][ T92] ? xfd_validate_state+0x70/0x150
[ 45.003936][ T92] ? __kasan_check_write+0x14/0x20
[ 45.009028][ T92] __x64_sys_sendto+0xe5/0x100
[ 45.013775][ T92] x64_sys_call+0x83/0x9a0
[ 45.018174][ T92] do_syscall_64+0x4c/0xa0
[ 45.022575][ T92] ? clear_bhb_loop+0x30/0x80
[ 45.027236][ T92] ? clear_bhb_loop+0x30/0x80
[ 45.031898][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 45.037776][ T92] RIP: 0033:0x7faefdb69407
[ 45.042175][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 45.061853][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 45.070254][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 45.078208][ T92] RDX: 000000000000003d RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 45.086160][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 45.094115][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 45.102074][ T92] R13: 00007fff18cc6f50 R14: 0000000000000022 R15: 00007fff18cc6f50
[ 45.110030][ T92]
[ 45.113326][ T8] device bridge_slave_0 left promiscuous mode
[ 45.113380][ T92] FAULT_INJECTION: forcing a failure.
[ 45.113380][ T92] name failslab, interval 20, probability 100, space 0, times 910
[ 45.119618][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 45.132467][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 45.139764][ T24] FAULT_INJECTION: forcing a failure.
[ 45.139764][ T24] name failslab, interval 20, probability 100, space 0, times 910
[ 45.146272][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 45.169300][ T92] Call Trace:
[ 45.172576][ T92]
[ 45.175506][ T92] __dump_stack+0x21/0x24
[ 45.179829][ T92] dump_stack_lvl+0x110/0x170
[ 45.184495][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 45.189518][ T92] dump_stack+0x15/0x24
[ 45.193682][ T92] should_fail_ex+0x3bf/0x510
[ 45.198354][ T92] ? __alloc_file+0x28/0x2a0
[ 45.202953][ T92] __should_failslab+0xac/0xf0
[ 45.207712][ T92] should_failslab+0x9/0x20
[ 45.212205][ T92] kmem_cache_alloc+0x3b/0x320
[ 45.216961][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 45.222157][ T92] __alloc_file+0x28/0x2a0
[ 45.226564][ T92] alloc_empty_file+0x97/0x180
[ 45.231352][ T92] alloc_file+0x59/0x600
[ 45.235686][ T92] ? _raw_spin_unlock+0x4c/0x70
[ 45.240526][ T92] alloc_file_pseudo+0x180/0x200
[ 45.245455][ T92] ? __cfi_alloc_file_pseudo+0x10/0x10
[ 45.250909][ T92] ? _raw_spin_unlock+0x4c/0x70
[ 45.255757][ T92] ? alloc_fd+0x4c1/0x570
[ 45.260087][ T92] sock_alloc_file+0xba/0x270
[ 45.264758][ T92] __sys_socket+0x138/0x1a0
[ 45.269336][ T92] __x64_sys_socket+0x7a/0x90
[ 45.274034][ T92] x64_sys_call+0x449/0x9a0
[ 45.278526][ T92] do_syscall_64+0x4c/0xa0
[ 45.282936][ T92] ? clear_bhb_loop+0x30/0x80
[ 45.287609][ T92] ? clear_bhb_loop+0x30/0x80
[ 45.292305][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 45.298208][ T92] RIP: 0033:0x7faefdbe4707
[ 45.302628][ T92] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48
[ 45.322247][ T92] RSP: 002b:00007fff18cc6e28 EFLAGS: 00000202 ORIG_RAX: 0000000000000029
[ 45.330752][ T92] RAX: ffffffffffffffda RBX: 000000000000003d RCX: 00007faefdbe4707
[ 45.338722][ T92] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001
[ 45.346679][ T92] RBP: 00007faefdc70560 R08: 0000000000000000 R09: 0000000000000000
[ 45.354814][ T92] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[ 45.362780][ T92] R13: 00007fff18cc6f50 R14: 0000000000000022 R15: 00007fff18cc6f50
[ 45.370743][ T92]
[ 45.373746][ T24] CPU: 1 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0
[ 45.374722][ T92] FAULT_INJECTION: forcing a failure.
[ 45.374722][ T92] name failslab, interval 20, probability 100, space 0, times 909
[ 45.381025][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 45.381038][ T24] Workqueue: events rht_deferred_worker
[ 45.381063][ T24] Call Trace:
[ 45.412897][ T24]
[ 45.415818][ T24] __dump_stack+0x21/0x24
[ 45.420230][ T24] dump_stack_lvl+0x110/0x170
[ 45.424997][ T24] ? __cfi_dump_stack_lvl+0x8/0x8
[ 45.430034][ T24] dump_stack+0x15/0x24
[ 45.434180][ T24] should_fail_ex+0x3bf/0x510
[ 45.438863][ T24] __should_failslab+0xac/0xf0
[ 45.443886][ T24] should_failslab+0x9/0x20
[ 45.448376][ T24] __kmem_cache_alloc_node+0x3d/0x2d0
[ 45.453746][ T24] ? kvmalloc_node+0x28a/0x460
[ 45.458504][ T24] ? kvmalloc_node+0x28a/0x460
[ 45.463258][ T24] __kmalloc_node+0xa2/0x1e0
[ 45.467833][ T24] kvmalloc_node+0x28a/0x460
[ 45.472423][ T24] ? __cfi_kvmalloc_node+0x10/0x10
[ 45.477540][ T24] ? __cfi_compat_start_thread+0x10/0x10
[ 45.483170][ T24] ? kthread_data+0x50/0xc0
[ 45.487676][ T24] rht_deferred_worker+0x11e0/0x15d0
[ 45.492971][ T24] ? finish_task_switch+0x16b/0x7c0
[ 45.498169][ T24] process_one_work+0x717/0xc30
[ 45.503011][ T24] worker_thread+0xa4d/0x11d0
[ 45.507693][ T24] kthread+0x281/0x320
[ 45.511758][ T24] ? __cfi_worker_thread+0x10/0x10
[ 45.516942][ T24] ? __cfi_kthread+0x10/0x10
[ 45.521523][ T24] ret_from_fork+0x1f/0x30
[ 45.525932][ T24]
[ 45.528939][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 45.535702][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 45.545761][ T92] Call Trace:
[ 45.549030][ T92]
[ 45.551945][ T92] __dump_stack+0x21/0x24
[ 45.556259][ T92] dump_stack_lvl+0x110/0x170
[ 45.560911][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 45.565926][ T92] ? __schedule+0xbea/0x14b0
[ 45.570501][ T92] dump_stack+0x15/0x24
[ 45.574652][ T92] should_fail_ex+0x3bf/0x510
[ 45.579320][ T92] __should_failslab+0xac/0xf0
[ 45.584077][ T92] should_failslab+0x9/0x20
[ 45.588582][ T92] kmem_cache_alloc_node+0x42/0x330
[ 45.593787][ T92] ? __alloc_skb+0xe8/0x4a0
[ 45.598284][ T92] ? __kasan_check_write+0x14/0x20
[ 45.603382][ T92] __alloc_skb+0xe8/0x4a0
[ 45.607692][ T92] alloc_skb_with_frags+0xa8/0x620
[ 45.612783][ T92] ? memcpy+0x56/0x70
[ 45.616747][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 45.621941][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 45.627639][ T92] ? __kasan_check_write+0x14/0x20
[ 45.632732][ T92] ? _raw_spin_lock+0x94/0xf0
[ 45.637394][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 45.642578][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 45.647675][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 45.653205][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 45.659083][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 45.664619][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 45.670060][ T92] __sys_sendto+0x4ac/0x660
[ 45.674563][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 45.679575][ T92] ? security_unix_may_send+0x8c/0xb0
[ 45.684979][ T92] ? __sys_connect+0x267/0x460
[ 45.689814][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 45.695354][ T92] ? xfd_validate_state+0x70/0x150
[ 45.700453][ T92] ? __kasan_check_write+0x14/0x20
[ 45.705547][ T92] __x64_sys_sendto+0xe5/0x100
[ 45.710295][ T92] x64_sys_call+0x83/0x9a0
[ 45.714695][ T92] do_syscall_64+0x4c/0xa0
[ 45.719095][ T92] ? clear_bhb_loop+0x30/0x80
[ 45.723754][ T92] ? clear_bhb_loop+0x30/0x80
[ 45.728427][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 45.734315][ T92] RIP: 0033:0x7faefdb69407
[ 45.738798][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 45.758395][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 45.766797][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 45.774759][ T92] RDX: 000000000000005a RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 45.782821][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 45.790775][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 45.798731][ T92] R13: 00007fff18cc6f50 R14: 000000000000003f R15: 00007fff18cc6f50
[ 45.806687][ T92]
[ 45.809900][ T8] device veth1_macvtap left promiscuous mode
[ 45.811104][ T92] FAULT_INJECTION: forcing a failure.
[ 45.811104][ T92] name failslab, interval 20, probability 100, space 0, times 905
[ 45.815924][ T8] device veth0_vlan left promiscuous mode
[ 45.829124][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 45.841528][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 45.851567][ T92] Call Trace:
[ 45.854830][ T92]
[ 45.857745][ T92] __dump_stack+0x21/0x24
[ 45.862061][ T92] dump_stack_lvl+0x110/0x170
[ 45.866726][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 45.871736][ T92] ? __schedule+0xbea/0x14b0
[ 45.876318][ T92] dump_stack+0x15/0x24
[ 45.880464][ T92] should_fail_ex+0x3bf/0x510
[ 45.885123][ T92] __should_failslab+0xac/0xf0
[ 45.889884][ T92] should_failslab+0x9/0x20
[ 45.894481][ T92] kmem_cache_alloc_node+0x42/0x330
[ 45.899689][ T92] ? __alloc_skb+0xe8/0x4a0
[ 45.904175][ T92] ? __kasan_check_write+0x14/0x20
[ 45.909269][ T92] __alloc_skb+0xe8/0x4a0
[ 45.913579][ T92] alloc_skb_with_frags+0xa8/0x620
[ 45.918686][ T92] ? memcpy+0x56/0x70
[ 45.922650][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 45.927841][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 45.933567][ T92] ? __kasan_check_write+0x14/0x20
[ 45.938664][ T92] ? _raw_spin_lock+0x94/0xf0
[ 45.943325][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 45.948507][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 45.953608][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 45.959135][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 45.965013][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 45.970547][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 45.975992][ T92] __sys_sendto+0x4ac/0x660
[ 45.980494][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 45.985502][ T92] ? __cfi_do_syslog+0x10/0x10
[ 45.990597][ T92] ? __sys_connect+0x267/0x460
[ 45.995349][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 46.000885][ T92] ? xfd_validate_state+0x70/0x150
[ 46.005985][ T92] ? __kasan_check_write+0x14/0x20
[ 46.011080][ T92] __x64_sys_sendto+0xe5/0x100
[ 46.015828][ T92] x64_sys_call+0x83/0x9a0
[ 46.020230][ T92] do_syscall_64+0x4c/0xa0
[ 46.024649][ T92] ? clear_bhb_loop+0x30/0x80
[ 46.029305][ T92] ? clear_bhb_loop+0x30/0x80
[ 46.033963][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 46.039841][ T92] RIP: 0033:0x7faefdb69407
[ 46.044240][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 46.063823][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 46.072223][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 46.080175][ T92] RDX: 0000000000000073 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 46.088129][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 46.096079][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 46.104031][ T92] R13: 00007fff18cc6f50 R14: 0000000000000058 R15: 00007fff18cc6f50
[ 46.112008][ T92]
[ 46.115223][ T8] FAULT_INJECTION: forcing a failure.
[ 46.115223][ T8] name failslab, interval 20, probability 100, space 0, times 905
[ 46.128243][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 46.135513][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 46.145547][ T8] Workqueue: netns cleanup_net
[ 46.150315][ T8] Call Trace:
[ 46.153584][ T8]
[ 46.156499][ T8] __dump_stack+0x21/0x24
[ 46.160835][ T8] dump_stack_lvl+0x110/0x170
[ 46.165505][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 46.170512][ T8] dump_stack+0x15/0x24
[ 46.174654][ T8] should_fail_ex+0x3bf/0x510
[ 46.179313][ T8] __should_failslab+0xac/0xf0
[ 46.184063][ T8] should_failslab+0x9/0x20
[ 46.188550][ T8] __kmem_cache_alloc_node+0x3d/0x2d0
[ 46.194017][ T8] ? ref_tracker_alloc+0x16b/0x4a0
[ 46.199134][ T8] ? __stack_depot_save+0x36/0x490
[ 46.204435][ T8] ? ref_tracker_alloc+0x16b/0x4a0
[ 46.209554][ T8] kmalloc_trace+0x29/0xb0
[ 46.214051][ T8] ref_tracker_alloc+0x16b/0x4a0
[ 46.218985][ T8] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 46.224427][ T8] ? __kasan_check_read+0x11/0x20
[ 46.229433][ T8] ? linkwatch_urgent_event+0x65/0x400
[ 46.235053][ T8] linkwatch_fire_event+0x1dc/0x240
[ 46.240252][ T8] netif_carrier_off+0x9c/0xc0
[ 46.245008][ T8] veth_close+0x4c/0x260
[ 46.249235][ T8] ? vlan_dev_stop+0x17c/0x240
[ 46.253989][ T8] ? __cfi_veth_close+0x10/0x10
[ 46.258823][ T8] __dev_close_many+0x293/0x360
[ 46.263658][ T8] ? dev_close_many+0x4d0/0x4d0
[ 46.268499][ T8] ? debug_smp_processor_id+0x17/0x20
[ 46.273867][ T8] ? kasan_quarantine_put+0x34/0x190
[ 46.279137][ T8] dev_close_many+0x21a/0x4d0
[ 46.283798][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 46.288986][ T8] ? slab_free_freelist_hook+0xc2/0x190
[ 46.294515][ T8] ? __kasan_check_read+0x11/0x20
[ 46.299523][ T8] unregister_netdevice_many+0x43f/0x1910
[ 46.305227][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 46.311366][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 46.317247][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 46.323472][ T8] ? br_dev_delete+0xfc/0x110
[ 46.328129][ T8] default_device_exit_batch+0x951/0x9f0
[ 46.333741][ T8] ? idr_destroy+0x21e/0x290
[ 46.338316][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 46.343601][ T8] ? mutex_lock+0x10a/0x1b0
[ 46.348110][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 46.352967][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 46.359107][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 46.364821][ T8] ? rtnl_unlock+0xe/0x10
[ 46.369129][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 46.375264][ T8] cleanup_net+0x630/0xb10
[ 46.379752][ T8] ? __kasan_check_write+0x14/0x20
[ 46.384846][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 46.390731][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 46.395675][ T8] process_one_work+0x717/0xc30
[ 46.400514][ T8] worker_thread+0xa4d/0x11d0
[ 46.405205][ T8] kthread+0x281/0x320
[ 46.409259][ T8] ? __cfi_worker_thread+0x10/0x10
[ 46.414366][ T8] ? __cfi_kthread+0x10/0x10
[ 46.418944][ T8] ret_from_fork+0x1f/0x30
[ 46.423352][ T8]
[ 46.426797][ T8] FAULT_INJECTION: forcing a failure.
[ 46.426797][ T8] name failslab, interval 20, probability 100, space 0, times 903
[ 46.427458][ T92] FAULT_INJECTION: forcing a failure.
[ 46.427458][ T92] name failslab, interval 20, probability 100, space 0, times 903
[ 46.439824][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 46.439843][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 46.439853][ T8] Workqueue: netns cleanup_net
[ 46.474968][ T8] Call Trace:
[ 46.478239][ T8]
[ 46.481173][ T8] __dump_stack+0x21/0x24
[ 46.485495][ T8] dump_stack_lvl+0x110/0x170
[ 46.490182][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 46.495200][ T8] dump_stack+0x15/0x24
[ 46.499343][ T8] should_fail_ex+0x3bf/0x510
[ 46.504009][ T8] __should_failslab+0xac/0xf0
[ 46.508763][ T8] should_failslab+0x9/0x20
[ 46.513254][ T8] __kmem_cache_alloc_node+0x3d/0x2d0
[ 46.518615][ T8] ? ref_tracker_alloc+0x16b/0x4a0
[ 46.523712][ T8] ? __stack_depot_save+0x36/0x490
[ 46.528808][ T8] ? ref_tracker_alloc+0x16b/0x4a0
[ 46.533907][ T8] kmalloc_trace+0x29/0xb0
[ 46.538322][ T8] ref_tracker_alloc+0x16b/0x4a0
[ 46.543247][ T8] ? __kasan_check_read+0x11/0x20
[ 46.548254][ T8] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 46.553698][ T8] ? __kasan_check_read+0x11/0x20
[ 46.558703][ T8] ? linkwatch_urgent_event+0x65/0x400
[ 46.564147][ T8] linkwatch_fire_event+0x1dc/0x240
[ 46.569330][ T8] netif_carrier_off+0x9c/0xc0
[ 46.574075][ T8] veth_close+0x4c/0x260
[ 46.578297][ T8] ? vlan_dev_stop+0x17c/0x240
[ 46.583049][ T8] ? __cfi_veth_close+0x10/0x10
[ 46.587879][ T8] __dev_close_many+0x293/0x360
[ 46.592716][ T8] ? dev_close_many+0x4d0/0x4d0
[ 46.597547][ T8] ? debug_smp_processor_id+0x17/0x20
[ 46.602899][ T8] ? kasan_quarantine_put+0x34/0x190
[ 46.608172][ T8] dev_close_many+0x21a/0x4d0
[ 46.612829][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 46.618011][ T8] ? slab_free_freelist_hook+0xc2/0x190
[ 46.623537][ T8] ? __kasan_check_read+0x11/0x20
[ 46.628541][ T8] unregister_netdevice_many+0x43f/0x1910
[ 46.634247][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 46.640384][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 46.646266][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 46.652492][ T8] ? br_dev_delete+0xfc/0x110
[ 46.657157][ T8] default_device_exit_batch+0x951/0x9f0
[ 46.662775][ T8] ? idr_destroy+0x21e/0x290
[ 46.667356][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 46.672635][ T8] ? mutex_lock+0x10a/0x1b0
[ 46.677136][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 46.681979][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 46.688117][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 46.693825][ T8] ? rtnl_unlock+0xe/0x10
[ 46.698134][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 46.704278][ T8] cleanup_net+0x630/0xb10
[ 46.708679][ T8] ? __kasan_check_write+0x14/0x20
[ 46.713773][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 46.719656][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 46.724598][ T8] process_one_work+0x717/0xc30
[ 46.729444][ T8] worker_thread+0xa4d/0x11d0
[ 46.734109][ T8] kthread+0x281/0x320
[ 46.738161][ T8] ? __cfi_worker_thread+0x10/0x10
[ 46.743250][ T8] ? __cfi_kthread+0x10/0x10
[ 46.747843][ T8] ret_from_fork+0x1f/0x30
[ 46.752249][ T8]
[ 46.755295][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 46.762054][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 46.772091][ T92] Call Trace:
[ 46.775351][ T92]
[ 46.778258][ T92] __dump_stack+0x21/0x24
[ 46.782568][ T92] dump_stack_lvl+0x110/0x170
[ 46.787219][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 46.792237][ T92] ? __schedule+0xbea/0x14b0
[ 46.796804][ T92] dump_stack+0x15/0x24
[ 46.800954][ T92] should_fail_ex+0x3bf/0x510
[ 46.805618][ T92] __should_failslab+0xac/0xf0
[ 46.810364][ T92] should_failslab+0x9/0x20
[ 46.814843][ T92] kmem_cache_alloc_node+0x42/0x330
[ 46.820037][ T92] ? __alloc_skb+0xe8/0x4a0
[ 46.824524][ T92] ? __kasan_check_write+0x14/0x20
[ 46.829617][ T92] __alloc_skb+0xe8/0x4a0
[ 46.833937][ T92] alloc_skb_with_frags+0xa8/0x620
[ 46.839041][ T92] ? memcpy+0x56/0x70
[ 46.843000][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 46.848180][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 46.853884][ T92] ? __kasan_check_write+0x14/0x20
[ 46.858995][ T92] ? _raw_spin_lock+0x94/0xf0
[ 46.863652][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 46.868835][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 46.873929][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 46.879453][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 46.885324][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 46.890853][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 46.896377][ T92] __sys_sendto+0x4ac/0x660
[ 46.900886][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 46.905920][ T92] ? __cfi_do_syslog+0x10/0x10
[ 46.910678][ T92] ? __sys_connect+0x267/0x460
[ 46.915426][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 46.920950][ T92] ? xfd_validate_state+0x70/0x150
[ 46.926041][ T92] ? __kasan_check_write+0x14/0x20
[ 46.931129][ T92] __x64_sys_sendto+0xe5/0x100
[ 46.935870][ T92] x64_sys_call+0x83/0x9a0
[ 46.940281][ T92] do_syscall_64+0x4c/0xa0
[ 46.944687][ T92] ? clear_bhb_loop+0x30/0x80
[ 46.949346][ T92] ? clear_bhb_loop+0x30/0x80
[ 46.954004][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 46.959891][ T92] RIP: 0033:0x7faefdb69407
[ 46.964287][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 46.984587][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 46.992986][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 47.000947][ T92] RDX: 000000000000004b RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 47.008900][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 47.016904][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 47.024890][ T92] R13: 00007fff18cc6f50 R14: 0000000000000030 R15: 00007fff18cc6f50
[ 47.032856][ T92]
[ 47.036248][ T92] FAULT_INJECTION: forcing a failure.
[ 47.036248][ T92] name failslab, interval 20, probability 100, space 0, times 901
[ 47.037142][ T8] FAULT_INJECTION: forcing a failure.
[ 47.037142][ T8] name failslab, interval 20, probability 100, space 0, times 900
[ 47.049323][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 47.069029][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 47.079080][ T92] Call Trace:
[ 47.082375][ T92]
[ 47.085307][ T92] __dump_stack+0x21/0x24
[ 47.089644][ T92] dump_stack_lvl+0x110/0x170
[ 47.094314][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 47.099327][ T92] ? __schedule+0xbea/0x14b0
[ 47.103916][ T92] dump_stack+0x15/0x24
[ 47.108070][ T92] should_fail_ex+0x3bf/0x510
[ 47.112754][ T92] __should_failslab+0xac/0xf0
[ 47.117522][ T92] should_failslab+0x9/0x20
[ 47.122024][ T92] kmem_cache_alloc_node+0x42/0x330
[ 47.127232][ T92] ? __alloc_skb+0xe8/0x4a0
[ 47.131731][ T92] ? __kasan_check_write+0x14/0x20
[ 47.137634][ T92] __alloc_skb+0xe8/0x4a0
[ 47.142060][ T92] alloc_skb_with_frags+0xa8/0x620
[ 47.147344][ T92] ? memcpy+0x56/0x70
[ 47.151344][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 47.157096][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 47.162824][ T92] ? __kasan_check_write+0x14/0x20
[ 47.167931][ T92] ? _raw_spin_lock+0x94/0xf0
[ 47.172876][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 47.178075][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 47.183195][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 47.189083][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 47.195054][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 47.201050][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 47.206683][ T92] __sys_sendto+0x4ac/0x660
[ 47.211271][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 47.216331][ T92] ? security_unix_may_send+0x8c/0xb0
[ 47.221724][ T92] ? __sys_connect+0x267/0x460
[ 47.226567][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 47.232376][ T92] ? xfd_validate_state+0x70/0x150
[ 47.238305][ T92] ? __kasan_check_write+0x14/0x20
[ 47.243693][ T92] __x64_sys_sendto+0xe5/0x100
[ 47.249447][ T92] x64_sys_call+0x83/0x9a0
[ 47.254166][ T92] do_syscall_64+0x4c/0xa0
[ 47.258613][ T92] ? clear_bhb_loop+0x30/0x80
[ 47.263939][ T92] ? clear_bhb_loop+0x30/0x80
[ 47.268830][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 47.276484][ T92] RIP: 0033:0x7faefdb69407
[ 47.281109][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 47.302728][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 47.311148][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 47.319231][ T92] RDX: 0000000000000055 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 47.327307][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 47.335294][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 47.343462][ T92] R13: 00007fff18cc6f50 R14: 000000000000003a R15: 00007fff18cc6f50
[ 47.351530][ T92]
[ 47.354661][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 47.361944][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 47.371994][ T8] Workqueue: netns cleanup_net
[ 47.376815][ T8] Call Trace:
[ 47.380095][ T8]
[ 47.383014][ T8] __dump_stack+0x21/0x24
[ 47.387340][ T8] dump_stack_lvl+0x110/0x170
[ 47.392016][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 47.397154][ T8] ? __stack_depot_save+0x36/0x490
[ 47.402297][ T8] dump_stack+0x15/0x24
[ 47.406445][ T8] should_fail_ex+0x3bf/0x510
[ 47.411103][ T8] __should_failslab+0xac/0xf0
[ 47.415885][ T8] should_failslab+0x9/0x20
[ 47.420371][ T8] kmem_cache_alloc_node+0x42/0x330
[ 47.425553][ T8] ? __alloc_skb+0xe8/0x4a0
[ 47.430142][ T8] __alloc_skb+0xe8/0x4a0
[ 47.434483][ T8] ? __kasan_check_read+0x11/0x20
[ 47.439550][ T8] __ipv6_ifa_notify+0x200/0xe80
[ 47.444482][ T8] ? snmp6_fill_stats+0x6c0/0x6c0
[ 47.449509][ T8] ? __kasan_check_write+0x14/0x20
[ 47.454604][ T8] ? try_to_grab_pending+0x1a4/0x580
[ 47.459891][ T8] ? mod_delayed_work_on+0xe0/0xe0
[ 47.465085][ T8] ? __kasan_check_write+0x14/0x20
[ 47.470540][ T8] ? _raw_spin_lock_bh+0x94/0xf0
[ 47.475502][ T8] ? __cfi__raw_spin_lock_bh+0x10/0x10
[ 47.480995][ T8] ? __kasan_check_write+0x14/0x20
[ 47.486280][ T8] addrconf_ifdown+0xdfd/0x1950
[ 47.491128][ T8] ? addrconf_cleanup+0x130/0x130
[ 47.496418][ T8] ? __kasan_check_write+0x14/0x20
[ 47.501580][ T8] ? mutex_unlock+0x8f/0x230
[ 47.506191][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 47.511206][ T8] ? __cfi_device_cmp+0x10/0x10
[ 47.516041][ T8] ? masq_device_event+0xd0/0xd0
[ 47.521056][ T8] addrconf_notify+0x39f/0xe30
[ 47.525913][ T8] raw_notifier_call_chain+0xa1/0x110
[ 47.531278][ T8] dev_close_many+0x325/0x4d0
[ 47.535945][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 47.541223][ T8] ? __kasan_check_read+0x11/0x20
[ 47.546239][ T8] unregister_netdevice_many+0x43f/0x1910
[ 47.551969][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 47.558287][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 47.564170][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 47.570432][ T8] ? br_dev_delete+0xfc/0x110
[ 47.575099][ T8] default_device_exit_batch+0x951/0x9f0
[ 47.580715][ T8] ? idr_destroy+0x21e/0x290
[ 47.585296][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 47.590569][ T8] ? mutex_lock+0x10a/0x1b0
[ 47.595065][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 47.599920][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 47.606524][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 47.614169][ T8] ? rtnl_unlock+0xe/0x10
[ 47.619678][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 47.625927][ T8] cleanup_net+0x630/0xb10
[ 47.630553][ T8] ? __kasan_check_write+0x14/0x20
[ 47.636027][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 47.642833][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 47.647918][ T8] process_one_work+0x717/0xc30
[ 47.653240][ T8] worker_thread+0xa4d/0x11d0
[ 47.658233][ T8] kthread+0x281/0x320
[ 47.663369][ T8] ? __cfi_worker_thread+0x10/0x10
[ 47.669216][ T8] ? __cfi_kthread+0x10/0x10
[ 47.675431][ T8] ret_from_fork+0x1f/0x30
[ 47.680130][ T8]
[ 47.683459][ T24] FAULT_INJECTION: forcing a failure.
[ 47.683459][ T24] name failslab, interval 20, probability 100, space 0, times 900
[ 47.697047][ T92] FAULT_INJECTION: forcing a failure.
[ 47.697047][ T92] name failslab, interval 20, probability 100, space 0, times 898
[ 47.697443][ T8] FAULT_INJECTION: forcing a failure.
[ 47.697443][ T8] name failslab, interval 20, probability 100, space 0, times 898
[ 47.710132][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 47.731884][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 47.742795][ T92] Call Trace:
[ 47.746368][ T92]
[ 47.749394][ T92] __dump_stack+0x21/0x24
[ 47.753828][ T92] dump_stack_lvl+0x110/0x170
[ 47.759020][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 47.764512][ T92] ? __schedule+0xbea/0x14b0
[ 47.770317][ T92] dump_stack+0x15/0x24
[ 47.774490][ T92] should_fail_ex+0x3bf/0x510
[ 47.779158][ T92] __should_failslab+0xac/0xf0
[ 47.783926][ T92] should_failslab+0x9/0x20
[ 47.788426][ T92] kmem_cache_alloc_node+0x42/0x330
[ 47.793618][ T92] ? __alloc_skb+0xe8/0x4a0
[ 47.798113][ T92] ? __kasan_check_write+0x14/0x20
[ 47.803214][ T92] __alloc_skb+0xe8/0x4a0
[ 47.807547][ T92] alloc_skb_with_frags+0xa8/0x620
[ 47.812646][ T92] ? memcpy+0x56/0x70
[ 47.816626][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 47.821824][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 47.827547][ T92] ? __kasan_check_write+0x14/0x20
[ 47.832647][ T92] ? _raw_spin_lock+0x94/0xf0
[ 47.837317][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 47.842508][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 47.847613][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 47.853169][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 47.859055][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 47.864603][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 47.870086][ T92] __sys_sendto+0x4ac/0x660
[ 47.874610][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 47.879627][ T92] ? security_unix_may_send+0x8c/0xb0
[ 47.885001][ T92] ? __sys_connect+0x267/0x460
[ 47.889760][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 47.895295][ T92] ? xfd_validate_state+0x70/0x150
[ 47.900397][ T92] ? __kasan_check_write+0x14/0x20
[ 47.905508][ T92] __x64_sys_sendto+0xe5/0x100
[ 47.910260][ T92] x64_sys_call+0x83/0x9a0
[ 47.914909][ T92] do_syscall_64+0x4c/0xa0
[ 47.919410][ T92] ? clear_bhb_loop+0x30/0x80
[ 47.924077][ T92] ? clear_bhb_loop+0x30/0x80
[ 47.928839][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 47.934725][ T92] RIP: 0033:0x7faefdb69407
[ 47.939130][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 47.959859][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 47.968268][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 47.976331][ T92] RDX: 0000000000000057 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 47.984467][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 47.993150][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 48.002626][ T92] R13: 00007fff18cc6f50 R14: 000000000000003c R15: 00007fff18cc6f50
[ 48.010964][ T92]
[ 48.014068][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 48.015621][ T92] FAULT_INJECTION: forcing a failure.
[ 48.015621][ T92] name failslab, interval 20, probability 100, space 0, times 895
[ 48.021434][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 48.021446][ T8] Workqueue: netns cleanup_net
[ 48.049806][ T8] Call Trace:
[ 48.053075][ T8]
[ 48.055997][ T8] __dump_stack+0x21/0x24
[ 48.060406][ T8] dump_stack_lvl+0x110/0x170
[ 48.065168][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 48.070828][ T8] ? __stack_depot_save+0x36/0x490
[ 48.076232][ T8] dump_stack+0x15/0x24
[ 48.080484][ T8] should_fail_ex+0x3bf/0x510
[ 48.085208][ T8] __should_failslab+0xac/0xf0
[ 48.089992][ T8] should_failslab+0x9/0x20
[ 48.094785][ T8] kmem_cache_alloc_node+0x42/0x330
[ 48.100000][ T8] ? __alloc_skb+0xe8/0x4a0
[ 48.104844][ T8] __alloc_skb+0xe8/0x4a0
[ 48.109424][ T8] ? __kasan_check_read+0x11/0x20
[ 48.114526][ T8] __ipv6_ifa_notify+0x200/0xe80
[ 48.119467][ T8] ? snmp6_fill_stats+0x6c0/0x6c0
[ 48.124572][ T8] ? __kasan_check_write+0x14/0x20
[ 48.129779][ T8] ? try_to_grab_pending+0x1a4/0x580
[ 48.135061][ T8] ? mod_delayed_work_on+0xe0/0xe0
[ 48.140339][ T8] ? __kasan_check_write+0x14/0x20
[ 48.145440][ T8] ? _raw_spin_lock_bh+0x94/0xf0
[ 48.150372][ T8] ? __cfi__raw_spin_lock_bh+0x10/0x10
[ 48.155918][ T8] ? __kasan_check_write+0x14/0x20
[ 48.161024][ T8] addrconf_ifdown+0xdfd/0x1950
[ 48.166130][ T8] ? addrconf_cleanup+0x130/0x130
[ 48.171238][ T8] ? __kasan_check_write+0x14/0x20
[ 48.176348][ T8] ? mutex_unlock+0x8f/0x230
[ 48.180935][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 48.186066][ T8] ? __cfi_device_cmp+0x10/0x10
[ 48.190909][ T8] ? masq_device_event+0xd0/0xd0
[ 48.195842][ T8] addrconf_notify+0x39f/0xe30
[ 48.200602][ T8] raw_notifier_call_chain+0xa1/0x110
[ 48.205961][ T8] dev_close_many+0x325/0x4d0
[ 48.210767][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 48.216016][ T8] ? __kasan_check_read+0x11/0x20
[ 48.221027][ T8] unregister_netdevice_many+0x43f/0x1910
[ 48.226760][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 48.232903][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 48.238781][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 48.245009][ T8] ? br_dev_delete+0xfc/0x110
[ 48.249672][ T8] default_device_exit_batch+0x951/0x9f0
[ 48.255287][ T8] ? idr_destroy+0x21e/0x290
[ 48.259863][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 48.265133][ T8] ? mutex_lock+0x10a/0x1b0
[ 48.269621][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 48.274460][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 48.280622][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 48.286336][ T8] ? rtnl_unlock+0xe/0x10
[ 48.290655][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 48.296792][ T8] cleanup_net+0x630/0xb10
[ 48.301194][ T8] ? __kasan_check_write+0x14/0x20
[ 48.306285][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 48.312524][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 48.317473][ T8] process_one_work+0x717/0xc30
[ 48.322356][ T8] worker_thread+0xa4d/0x11d0
[ 48.327034][ T8] kthread+0x281/0x320
[ 48.331101][ T8] ? __cfi_worker_thread+0x10/0x10
[ 48.336199][ T8] ? __cfi_kthread+0x10/0x10
[ 48.340785][ T8] ret_from_fork+0x1f/0x30
[ 48.345191][ T8]
[ 48.348230][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 48.355019][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 48.365152][ T92] Call Trace:
[ 48.368509][ T92]
[ 48.371436][ T92] __dump_stack+0x21/0x24
[ 48.375763][ T92] dump_stack_lvl+0x110/0x170
[ 48.380425][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 48.385440][ T92] ? __schedule+0xbea/0x14b0
[ 48.390045][ T92] dump_stack+0x15/0x24
[ 48.394200][ T92] should_fail_ex+0x3bf/0x510
[ 48.398870][ T92] __should_failslab+0xac/0xf0
[ 48.403626][ T92] should_failslab+0x9/0x20
[ 48.408116][ T92] kmem_cache_alloc_node+0x42/0x330
[ 48.413312][ T92] ? __alloc_skb+0xe8/0x4a0
[ 48.417835][ T92] ? __kasan_check_write+0x14/0x20
[ 48.422935][ T92] __alloc_skb+0xe8/0x4a0
[ 48.427255][ T92] alloc_skb_with_frags+0xa8/0x620
[ 48.432354][ T92] ? memcpy+0x56/0x70
[ 48.436335][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 48.441554][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 48.447275][ T92] ? __kasan_check_write+0x14/0x20
[ 48.452473][ T92] ? _raw_spin_lock+0x94/0xf0
[ 48.457144][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 48.462333][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 48.467440][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 48.472981][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 48.478864][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 48.484492][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 48.489938][ T92] __sys_sendto+0x4ac/0x660
[ 48.494430][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 48.499447][ T92] ? __cfi_do_syslog+0x10/0x10
[ 48.504199][ T92] ? __sys_connect+0x267/0x460
[ 48.508950][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 48.514486][ T92] ? xfd_validate_state+0x70/0x150
[ 48.519585][ T92] ? __kasan_check_write+0x14/0x20
[ 48.524696][ T92] __x64_sys_sendto+0xe5/0x100
[ 48.529466][ T92] x64_sys_call+0x83/0x9a0
[ 48.533883][ T92] do_syscall_64+0x4c/0xa0
[ 48.538512][ T92] ? clear_bhb_loop+0x30/0x80
[ 48.543203][ T92] ? clear_bhb_loop+0x30/0x80
[ 48.547887][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 48.553779][ T92] RIP: 0033:0x7faefdb69407
[ 48.558189][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 48.577784][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 48.586189][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 48.594148][ T92] RDX: 0000000000000073 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 48.602146][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 48.610109][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 48.618174][ T92] R13: 00007fff18cc6f50 R14: 0000000000000058 R15: 00007fff18cc6f50
[ 48.626140][ T92]
[ 48.629152][ T24] CPU: 1 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0
[ 48.636435][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 48.646478][ T24] Workqueue: mld mld_ifc_work
[ 48.651144][ T24] Call Trace:
[ 48.654405][ T24]
[ 48.657321][ T24] __dump_stack+0x21/0x24
[ 48.661636][ T24] dump_stack_lvl+0x110/0x170
[ 48.666331][ T24] ? __cfi_dump_stack_lvl+0x8/0x8
[ 48.671340][ T24] ? kasan_set_track+0x60/0x70
[ 48.676088][ T24] ? kasan_save_alloc_info+0x1f/0x30
[ 48.681351][ T24] ? __kasan_slab_alloc+0x72/0x80
[ 48.686366][ T24] ? slab_post_alloc_hook+0x4f/0x2d0
[ 48.691635][ T24] ? kmem_cache_alloc+0x166/0x320
[ 48.696652][ T24] dump_stack+0x15/0x24
[ 48.700887][ T24] should_fail_ex+0x3bf/0x510
[ 48.705548][ T24] __should_failslab+0xac/0xf0
[ 48.710294][ T24] should_failslab+0x9/0x20
[ 48.714798][ T24] __kmem_cache_alloc_node+0x3d/0x2d0
[ 48.720158][ T24] ? ref_tracker_alloc+0x16b/0x4a0
[ 48.725342][ T24] ? ref_tracker_alloc+0x16b/0x4a0
[ 48.730436][ T24] kmalloc_trace+0x29/0xb0
[ 48.734838][ T24] ref_tracker_alloc+0x16b/0x4a0
[ 48.739761][ T24] ? __cfi_ref_tracker_alloc+0x10/0x10
[ 48.745210][ T24] ? slab_post_alloc_hook+0x6d/0x2d0
[ 48.750478][ T24] ? dst_alloc+0x16a/0x1e0
[ 48.754884][ T24] dst_init+0xc4/0x3d0
[ 48.758934][ T24] ? __cfi_ip6_dst_gc+0x10/0x10
[ 48.763767][ T24] dst_alloc+0x191/0x1e0
[ 48.767999][ T24] icmp6_dst_alloc+0xf8/0x510
[ 48.772675][ T24] mld_sendpack+0x623/0xda0
[ 48.777162][ T24] ? add_grec+0x13f0/0x13f0
[ 48.781645][ T24] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 48.787444][ T24] ? add_grec+0x10b/0x13f0
[ 48.791845][ T24] ? __cfi_mutex_lock+0x10/0x10
[ 48.796687][ T24] ? _raw_spin_unlock+0x4c/0x70
[ 48.801523][ T24] mld_ifc_work+0x83b/0xc20
[ 48.806095][ T24] process_one_work+0x717/0xc30
[ 48.810936][ T24] worker_thread+0xa4d/0x11d0
[ 48.815595][ T24] kthread+0x281/0x320
[ 48.819646][ T24] ? __cfi_worker_thread+0x10/0x10
[ 48.824746][ T24] ? __cfi_kthread+0x10/0x10
[ 48.829319][ T24] ret_from_fork+0x1f/0x30
[ 48.833730][ T24]
[ 48.837683][ T8] FAULT_INJECTION: forcing a failure.
[ 48.837683][ T8] name failslab, interval 20, probability 100, space 0, times 892
[ 48.839089][ T92] FAULT_INJECTION: forcing a failure.
[ 48.839089][ T92] name failslab, interval 20, probability 100, space 0, times 889
[ 48.850753][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 48.850772][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 48.850782][ T8] Workqueue: netns cleanup_net
[ 48.885821][ T8] Call Trace:
[ 48.889086][ T8]
[ 48.892005][ T8] __dump_stack+0x21/0x24
[ 48.896332][ T8] dump_stack_lvl+0x110/0x170
[ 48.900996][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 48.906006][ T8] dump_stack+0x15/0x24
[ 48.910152][ T8] should_fail_ex+0x3bf/0x510
[ 48.914819][ T8] __should_failslab+0xac/0xf0
[ 48.919571][ T8] should_failslab+0x9/0x20
[ 48.924058][ T8] kmem_cache_alloc_node+0x42/0x330
[ 48.929252][ T8] ? __alloc_skb+0xe8/0x4a0
[ 48.933756][ T8] __alloc_skb+0xe8/0x4a0
[ 48.938073][ T8] inet6_rt_notify+0x34d/0x520
[ 48.942827][ T8] ? fib6_purge_rt+0x5d9/0x660
[ 48.947582][ T8] ? __cfi_inet6_rt_notify+0x10/0x10
[ 48.952854][ T8] fib6_del+0xb88/0xef0
[ 48.957002][ T8] ? __cfi_fib6_del+0x10/0x10
[ 48.961666][ T8] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 48.967993][ T8] ? arch_stack_walk+0x124/0x150
[ 48.972930][ T8] ? fib6_ifdown+0x2e8/0x4e0
[ 48.977511][ T8] fib6_clean_node+0x2af/0x550
[ 48.982356][ T8] ? __cfi_fib6_clean_node+0x10/0x10
[ 48.987631][ T8] ? __stack_depot_save+0x36/0x490
[ 48.992751][ T8] ? kasan_save_stack+0x4c/0x60
[ 48.997591][ T8] fib6_walk_continue+0x55d/0x760
[ 49.002621][ T8] fib6_walk+0x153/0x290
[ 49.006875][ T8] fib6_clean_all+0x1a1/0x270
[ 49.011547][ T8] ? __cfi_fib6_ifdown+0x10/0x10
[ 49.016480][ T8] ? __cfi_fib6_clean_all+0x10/0x10
[ 49.021674][ T8] ? __cfi_fib6_clean_node+0x10/0x10
[ 49.026952][ T8] ? __cfi_fib6_ifdown+0x10/0x10
[ 49.031887][ T8] rt6_disable_ip+0x123/0x8e0
[ 49.036552][ T8] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 49.042747][ T8] ? __kasan_check_write+0x14/0x20
[ 49.047846][ T8] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 49.053293][ T8] ? __cfi_rt6_disable_ip+0x10/0x10
[ 49.058477][ T8] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 49.064274][ T8] ? __kasan_check_read+0x11/0x20
[ 49.069372][ T8] addrconf_ifdown+0x15d/0x1950
[ 49.074247][ T8] ? detach_if_pending+0xf5/0x300
[ 49.079272][ T8] ? addrconf_cleanup+0x130/0x130
[ 49.084288][ T8] ? __kasan_check_write+0x14/0x20
[ 49.089483][ T8] ? mutex_unlock+0x8f/0x230
[ 49.094095][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 49.099116][ T8] ? __cfi_device_cmp+0x10/0x10
[ 49.103955][ T8] ? masq_device_event+0xd0/0xd0
[ 49.108879][ T8] addrconf_notify+0x39f/0xe30
[ 49.113632][ T8] raw_notifier_call_chain+0xa1/0x110
[ 49.118989][ T8] dev_close_many+0x325/0x4d0
[ 49.123688][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 49.128875][ T8] ? __kasan_check_read+0x11/0x20
[ 49.133885][ T8] unregister_netdevice_many+0x43f/0x1910
[ 49.139614][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 49.145781][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 49.151701][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 49.157937][ T8] ? br_dev_delete+0xfc/0x110
[ 49.162952][ T8] default_device_exit_batch+0x951/0x9f0
[ 49.168588][ T8] ? idr_destroy+0x21e/0x290
[ 49.173171][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 49.178450][ T8] ? mutex_lock+0x10a/0x1b0
[ 49.182947][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 49.187791][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 49.193933][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 49.199644][ T8] ? rtnl_unlock+0xe/0x10
[ 49.203958][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 49.210097][ T8] cleanup_net+0x630/0xb10
[ 49.214503][ T8] ? __kasan_check_write+0x14/0x20
[ 49.219607][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 49.225486][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 49.230417][ T8] process_one_work+0x717/0xc30
[ 49.235256][ T8] worker_thread+0xa4d/0x11d0
[ 49.239923][ T8] kthread+0x281/0x320
[ 49.243980][ T8] ? __cfi_worker_thread+0x10/0x10
[ 49.249079][ T8] ? __cfi_kthread+0x10/0x10
[ 49.253666][ T8] ret_from_fork+0x1f/0x30
[ 49.258096][ T8]
[ 49.261113][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 49.261880][ T8] FAULT_INJECTION: forcing a failure.
[ 49.261880][ T8] name failslab, interval 20, probability 100, space 0, times 888
[ 49.267884][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 49.267896][ T92] Call Trace:
[ 49.267902][ T92]
[ 49.267908][ T92] __dump_stack+0x21/0x24
[ 49.301504][ T92] dump_stack_lvl+0x110/0x170
[ 49.306179][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 49.311203][ T92] ? __schedule+0xbea/0x14b0
[ 49.315789][ T92] dump_stack+0x15/0x24
[ 49.319944][ T92] should_fail_ex+0x3bf/0x510
[ 49.324611][ T92] __should_failslab+0xac/0xf0
[ 49.329367][ T92] should_failslab+0x9/0x20
[ 49.333860][ T92] kmem_cache_alloc_node+0x42/0x330
[ 49.339050][ T92] ? __alloc_skb+0xe8/0x4a0
[ 49.343569][ T92] ? __kasan_check_write+0x14/0x20
[ 49.348682][ T92] __alloc_skb+0xe8/0x4a0
[ 49.353051][ T92] alloc_skb_with_frags+0xa8/0x620
[ 49.358160][ T92] ? memcpy+0x56/0x70
[ 49.362315][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 49.367510][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 49.373219][ T92] ? __kasan_check_write+0x14/0x20
[ 49.378319][ T92] ? _raw_spin_lock+0x94/0xf0
[ 49.382988][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 49.388265][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 49.393459][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 49.399009][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 49.404916][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 49.410484][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 49.416316][ T92] __sys_sendto+0x4ac/0x660
[ 49.420822][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 49.425952][ T92] ? __cfi_do_syslog+0x10/0x10
[ 49.430729][ T92] ? __sys_connect+0x267/0x460
[ 49.435490][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 49.441027][ T92] ? xfd_validate_state+0x70/0x150
[ 49.446141][ T92] ? __kasan_check_write+0x14/0x20
[ 49.451271][ T92] __x64_sys_sendto+0xe5/0x100
[ 49.456031][ T92] x64_sys_call+0x83/0x9a0
[ 49.460442][ T92] do_syscall_64+0x4c/0xa0
[ 49.464852][ T92] ? clear_bhb_loop+0x30/0x80
[ 49.469518][ T92] ? clear_bhb_loop+0x30/0x80
[ 49.474181][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 49.480065][ T92] RIP: 0033:0x7faefdb69407
[ 49.484473][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 49.504064][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 49.512489][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 49.520449][ T92] RDX: 000000000000004a RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 49.528411][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 49.536369][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 49.544326][ T92] R13: 00007fff18cc6f50 R14: 000000000000002f R15: 00007fff18cc6f50
[ 49.552287][ T92]
[ 49.555291][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 49.556193][ T92] FAULT_INJECTION: forcing a failure.
[ 49.556193][ T92] name failslab, interval 20, probability 100, space 0, times 887
[ 49.562601][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 49.562614][ T8] Workqueue: netns cleanup_net
[ 49.590415][ T8] Call Trace:
[ 49.593682][ T8]
[ 49.596607][ T8] __dump_stack+0x21/0x24
[ 49.600942][ T8] dump_stack_lvl+0x110/0x170
[ 49.605608][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 49.610651][ T8] dump_stack+0x15/0x24
[ 49.614802][ T8] should_fail_ex+0x3bf/0x510
[ 49.619469][ T8] __should_failslab+0xac/0xf0
[ 49.624223][ T8] should_failslab+0x9/0x20
[ 49.628714][ T8] kmem_cache_alloc_node+0x42/0x330
[ 49.633914][ T8] ? __alloc_skb+0xe8/0x4a0
[ 49.638403][ T8] __alloc_skb+0xe8/0x4a0
[ 49.642720][ T8] inet6_rt_notify+0x34d/0x520
[ 49.647561][ T8] ? fib6_purge_rt+0x5d9/0x660
[ 49.652327][ T8] ? __cfi_inet6_rt_notify+0x10/0x10
[ 49.657601][ T8] fib6_del+0xb88/0xef0
[ 49.661751][ T8] ? __cfi_fib6_del+0x10/0x10
[ 49.666420][ T8] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 49.672566][ T8] ? arch_stack_walk+0x124/0x150
[ 49.677508][ T8] ? fib6_ifdown+0x2e8/0x4e0
[ 49.682088][ T8] fib6_clean_node+0x2af/0x550
[ 49.686848][ T8] ? __cfi_fib6_clean_node+0x10/0x10
[ 49.692121][ T8] ? __stack_depot_save+0x36/0x490
[ 49.697225][ T8] ? kasan_save_stack+0x4c/0x60
[ 49.702064][ T8] fib6_walk_continue+0x55d/0x760
[ 49.707082][ T8] fib6_walk+0x153/0x290
[ 49.711313][ T8] fib6_clean_all+0x1a1/0x270
[ 49.715977][ T8] ? __cfi_fib6_ifdown+0x10/0x10
[ 49.720898][ T8] ? __cfi_fib6_clean_all+0x10/0x10
[ 49.726087][ T8] ? __cfi_fib6_clean_node+0x10/0x10
[ 49.731398][ T8] ? __cfi_fib6_ifdown+0x10/0x10
[ 49.736322][ T8] rt6_disable_ip+0x123/0x8e0
[ 49.740981][ T8] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 49.746866][ T8] ? __kasan_check_write+0x14/0x20
[ 49.751965][ T8] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 49.757412][ T8] ? __cfi_rt6_disable_ip+0x10/0x10
[ 49.762597][ T8] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 49.768390][ T8] ? __kasan_check_read+0x11/0x20
[ 49.773414][ T8] addrconf_ifdown+0x15d/0x1950
[ 49.778254][ T8] ? detach_if_pending+0xf5/0x300
[ 49.783266][ T8] ? addrconf_cleanup+0x130/0x130
[ 49.788274][ T8] ? __kasan_check_write+0x14/0x20
[ 49.793374][ T8] ? mutex_unlock+0x8f/0x230
[ 49.797955][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 49.802971][ T8] ? __cfi_device_cmp+0x10/0x10
[ 49.807827][ T8] ? masq_device_event+0xd0/0xd0
[ 49.812748][ T8] addrconf_notify+0x39f/0xe30
[ 49.817503][ T8] raw_notifier_call_chain+0xa1/0x110
[ 49.822859][ T8] dev_close_many+0x325/0x4d0
[ 49.827523][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 49.832713][ T8] ? __kasan_check_read+0x11/0x20
[ 49.837810][ T8] unregister_netdevice_many+0x43f/0x1910
[ 49.843519][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 49.849666][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 49.855549][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 49.861783][ T8] ? br_dev_delete+0xfc/0x110
[ 49.866447][ T8] default_device_exit_batch+0x951/0x9f0
[ 49.872066][ T8] ? idr_destroy+0x21e/0x290
[ 49.876662][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 49.881943][ T8] ? mutex_lock+0x10a/0x1b0
[ 49.886448][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 49.891290][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 49.897430][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 49.903141][ T8] ? rtnl_unlock+0xe/0x10
[ 49.907454][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 49.913612][ T8] cleanup_net+0x630/0xb10
[ 49.918022][ T8] ? __kasan_check_write+0x14/0x20
[ 49.923118][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 49.928998][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 49.933927][ T8] process_one_work+0x717/0xc30
[ 49.938763][ T8] worker_thread+0xa4d/0x11d0
[ 49.943431][ T8] kthread+0x281/0x320
[ 49.947490][ T8] ? __cfi_worker_thread+0x10/0x10
[ 49.952591][ T8] ? __cfi_kthread+0x10/0x10
[ 49.957167][ T8] ret_from_fork+0x1f/0x30
[ 49.961589][ T8]
[ 49.964596][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 49.971356][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 49.981406][ T92] Call Trace:
[ 49.984758][ T92]
[ 49.988022][ T92] __dump_stack+0x21/0x24
[ 49.992348][ T92] dump_stack_lvl+0x110/0x170
[ 49.997005][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.002012][ T92] ? __schedule+0xbea/0x14b0
[ 50.006603][ T92] dump_stack+0x15/0x24
[ 50.010740][ T92] should_fail_ex+0x3bf/0x510
[ 50.015399][ T92] __should_failslab+0xac/0xf0
[ 50.020147][ T92] should_failslab+0x9/0x20
[ 50.024629][ T92] kmem_cache_alloc_node+0x42/0x330
[ 50.029809][ T92] ? __alloc_skb+0xe8/0x4a0
[ 50.034297][ T92] ? __kasan_check_write+0x14/0x20
[ 50.039393][ T92] __alloc_skb+0xe8/0x4a0
[ 50.043703][ T92] alloc_skb_with_frags+0xa8/0x620
[ 50.048795][ T92] ? memcpy+0x56/0x70
[ 50.052759][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 50.057945][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 50.063645][ T92] ? __kasan_check_write+0x14/0x20
[ 50.068740][ T92] ? _raw_spin_lock+0x94/0xf0
[ 50.073407][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 50.078605][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 50.083705][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 50.089234][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 50.095110][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 50.100649][ T92] ? __kasan_check_write+0x14/0x20
[ 50.105741][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 50.111183][ T92] __sys_sendto+0x4ac/0x660
[ 50.115700][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 50.120707][ T92] ? _raw_spin_lock+0x94/0xf0
[ 50.125376][ T92] ? __schedule+0xbea/0x14b0
[ 50.129950][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 50.135494][ T92] ? xfd_validate_state+0x70/0x150
[ 50.140592][ T92] ? __kasan_check_write+0x14/0x20
[ 50.145692][ T92] __x64_sys_sendto+0xe5/0x100
[ 50.150438][ T92] x64_sys_call+0x83/0x9a0
[ 50.154837][ T92] do_syscall_64+0x4c/0xa0
[ 50.159235][ T92] ? clear_bhb_loop+0x30/0x80
[ 50.163895][ T92] ? clear_bhb_loop+0x30/0x80
[ 50.168555][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.174431][ T92] RIP: 0033:0x7faefdb69407
[ 50.178827][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 50.198419][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 50.206832][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 50.214789][ T92] RDX: 0000000000000066 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 50.222752][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 50.230704][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 50.238662][ T92] R13: 00007fff18cc6f50 R14: 000000000000004b R15: 00007fff18cc6f50
[ 50.246616][ T92]
[ 50.250288][ T92] FAULT_INJECTION: forcing a failure.
[ 50.250288][ T92] name failslab, interval 20, probability 100, space 0, times 884
[ 50.251453][ T8] FAULT_INJECTION: forcing a failure.
[ 50.251453][ T8] name failslab, interval 20, probability 100, space 0, times 882
[ 50.263844][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 50.283111][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 50.293501][ T92] Call Trace:
[ 50.296767][ T92]
[ 50.299688][ T92] __dump_stack+0x21/0x24
[ 50.304023][ T92] dump_stack_lvl+0x110/0x170
[ 50.308697][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.313709][ T92] ? avc_has_perm+0x163/0x250
[ 50.318376][ T92] dump_stack+0x15/0x24
[ 50.322545][ T92] should_fail_ex+0x3bf/0x510
[ 50.327210][ T92] __should_failslab+0xac/0xf0
[ 50.331964][ T92] should_failslab+0x9/0x20
[ 50.336458][ T92] slab_pre_alloc_hook+0x30/0x1d0
[ 50.341475][ T92] kmem_cache_alloc_lru+0x49/0x280
[ 50.347525][ T92] ? sock_alloc_inode+0x28/0xc0
[ 50.352702][ T92] ? blkcg_maybe_throttle_current+0x1e0/0xa20
[ 50.358784][ T92] sock_alloc_inode+0x28/0xc0
[ 50.363561][ T92] ? __cfi_sock_alloc_inode+0x10/0x10
[ 50.369844][ T92] new_inode_pseudo+0x70/0x1f0
[ 50.374713][ T92] __sock_create+0x12c/0x7c0
[ 50.379318][ T92] ? fput+0x15b/0x1a0
[ 50.383328][ T92] __sys_socket+0xcd/0x1a0
[ 50.388186][ T92] __x64_sys_socket+0x7a/0x90
[ 50.392862][ T92] x64_sys_call+0x449/0x9a0
[ 50.397366][ T92] do_syscall_64+0x4c/0xa0
[ 50.401774][ T92] ? clear_bhb_loop+0x30/0x80
[ 50.406436][ T92] ? clear_bhb_loop+0x30/0x80
[ 50.411124][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.417025][ T92] RIP: 0033:0x7faefdbe4707
[ 50.421438][ T92] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48
[ 50.441043][ T92] RSP: 002b:00007fff18cc6e28 EFLAGS: 00000202 ORIG_RAX: 0000000000000029
[ 50.449888][ T92] RAX: ffffffffffffffda RBX: 0000000000000066 RCX: 00007faefdbe4707
[ 50.457854][ T92] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001
[ 50.465819][ T92] RBP: 00007faefdc70560 R08: 0000000000000000 R09: 0000000000000000
[ 50.473779][ T92] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[ 50.481738][ T92] R13: 00007fff18cc6f50 R14: 000000000000004b R15: 00007fff18cc6f50
[ 50.489981][ T92]
[ 50.492993][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 50.493280][ T92] socket: no more sockets
[ 50.500273][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 50.500285][ T8] Workqueue: netns cleanup_net
[ 50.500311][ T8] Call Trace:
[ 50.500316][ T8]
[ 50.500324][ T8] __dump_stack+0x21/0x24
[ 50.500345][ T8] dump_stack_lvl+0x110/0x170
[ 50.505163][ T92] FAULT_INJECTION: forcing a failure.
[ 50.505163][ T92] name failslab, interval 20, probability 100, space 0, times 881
[ 50.514712][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.514738][ T8] ? fib6_clean_node+0x419/0x550
[ 50.557954][ T8] dump_stack+0x15/0x24
[ 50.562134][ T8] should_fail_ex+0x3bf/0x510
[ 50.566801][ T8] __should_failslab+0xac/0xf0
[ 50.571556][ T8] should_failslab+0x9/0x20
[ 50.576044][ T8] kmem_cache_alloc_node+0x42/0x330
[ 50.581241][ T8] ? __alloc_skb+0xe8/0x4a0
[ 50.585750][ T8] ? _raw_write_lock_bh+0x94/0xf0
[ 50.590767][ T8] __alloc_skb+0xe8/0x4a0
[ 50.595086][ T8] __neigh_notify+0x84/0x130
[ 50.599670][ T8] neigh_cleanup_and_release+0x2c/0x1a0
[ 50.605208][ T8] neigh_flush_dev+0x79a/0x950
[ 50.609961][ T8] ? __kasan_check_write+0x14/0x20
[ 50.615063][ T8] __neigh_ifdown+0x3f/0x400
[ 50.619653][ T8] neigh_ifdown+0x1f/0x30
[ 50.623973][ T8] rt6_disable_ip+0x878/0x8e0
[ 50.628643][ T8] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 50.634527][ T8] ? __kasan_check_write+0x14/0x20
[ 50.639631][ T8] ? __cfi_rt6_disable_ip+0x10/0x10
[ 50.644832][ T8] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 50.650632][ T8] ? __kasan_check_read+0x11/0x20
[ 50.655655][ T8] addrconf_ifdown+0x15d/0x1950
[ 50.660493][ T8] ? detach_if_pending+0xf5/0x300
[ 50.665506][ T8] ? addrconf_cleanup+0x130/0x130
[ 50.670517][ T8] ? __kasan_check_write+0x14/0x20
[ 50.675616][ T8] ? mutex_unlock+0x8f/0x230
[ 50.680303][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 50.685323][ T8] ? __cfi_device_cmp+0x10/0x10
[ 50.690335][ T8] ? masq_device_event+0xd0/0xd0
[ 50.695262][ T8] addrconf_notify+0x39f/0xe30
[ 50.700015][ T8] raw_notifier_call_chain+0xa1/0x110
[ 50.705372][ T8] dev_close_many+0x325/0x4d0
[ 50.710041][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 50.715314][ T8] ? __kasan_check_read+0x11/0x20
[ 50.720331][ T8] unregister_netdevice_many+0x43f/0x1910
[ 50.726047][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 50.732198][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 50.738081][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 50.744313][ T8] ? br_dev_delete+0xfc/0x110
[ 50.748976][ T8] default_device_exit_batch+0x951/0x9f0
[ 50.754599][ T8] ? idr_destroy+0x21e/0x290
[ 50.759182][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 50.764456][ T8] ? mutex_lock+0x10a/0x1b0
[ 50.768951][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 50.773789][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 50.779931][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 50.785639][ T8] ? rtnl_unlock+0xe/0x10
[ 50.789953][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 50.796093][ T8] cleanup_net+0x630/0xb10
[ 50.800505][ T8] ? __kasan_check_write+0x14/0x20
[ 50.805601][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 50.811480][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 50.816419][ T8] process_one_work+0x717/0xc30
[ 50.821260][ T8] worker_thread+0xa4d/0x11d0
[ 50.826272][ T8] kthread+0x281/0x320
[ 50.830328][ T8] ? __cfi_worker_thread+0x10/0x10
[ 50.835425][ T8] ? __cfi_kthread+0x10/0x10
[ 50.840007][ T8] ret_from_fork+0x1f/0x30
[ 50.844415][ T8]
[ 50.847422][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 50.854175][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 50.864211][ T92] Call Trace:
[ 50.867475][ T92]
[ 50.870394][ T92] __dump_stack+0x21/0x24
[ 50.874715][ T92] dump_stack_lvl+0x110/0x170
[ 50.879375][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.884383][ T92] ? __schedule+0xbea/0x14b0
[ 50.888960][ T92] dump_stack+0x15/0x24
[ 50.893208][ T92] should_fail_ex+0x3bf/0x510
[ 50.897870][ T92] __should_failslab+0xac/0xf0
[ 50.902640][ T92] should_failslab+0x9/0x20
[ 50.907123][ T92] kmem_cache_alloc_node+0x42/0x330
[ 50.912309][ T92] ? __alloc_skb+0xe8/0x4a0
[ 50.916887][ T92] ? __kasan_check_write+0x14/0x20
[ 50.921982][ T92] __alloc_skb+0xe8/0x4a0
[ 50.926292][ T92] alloc_skb_with_frags+0xa8/0x620
[ 50.931384][ T92] ? memcpy+0x56/0x70
[ 50.935348][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 50.940556][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 50.946262][ T92] ? __kasan_check_write+0x14/0x20
[ 50.951364][ T92] ? _raw_spin_lock+0x94/0xf0
[ 50.956023][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 50.961209][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 50.966310][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 50.971836][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 50.977716][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 50.983250][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 50.988692][ T92] __sys_sendto+0x4ac/0x660
[ 50.993483][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 50.998534][ T92] ? security_unix_may_send+0x8c/0xb0
[ 51.004002][ T92] ? __sys_connect+0x267/0x460
[ 51.008878][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 51.014418][ T92] ? xfd_validate_state+0x70/0x150
[ 51.019602][ T92] ? __kasan_check_write+0x14/0x20
[ 51.024698][ T92] __x64_sys_sendto+0xe5/0x100
[ 51.029447][ T92] x64_sys_call+0x83/0x9a0
[ 51.033851][ T92] do_syscall_64+0x4c/0xa0
[ 51.038255][ T92] ? clear_bhb_loop+0x30/0x80
[ 51.042912][ T92] ? clear_bhb_loop+0x30/0x80
[ 51.047572][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.053460][ T92] RIP: 0033:0x7faefdb69407
[ 51.057857][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 51.077459][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 51.085853][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 51.093825][ T92] RDX: 0000000000000051 RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 51.101780][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 51.109733][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 51.117685][ T92] R13: 00007fff18cc6f50 R14: 0000000000000036 R15: 00007fff18cc6f50
[ 51.125641][ T92]
[ 51.129931][ T92] FAULT_INJECTION: forcing a failure.
[ 51.129931][ T92] name failslab, interval 20, probability 100, space 0, times 877
[ 51.130476][ T8] FAULT_INJECTION: forcing a failure.
[ 51.130476][ T8] name failslab, interval 20, probability 100, space 0, times 877
[ 51.155998][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 51.163270][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 51.173306][ T8] Workqueue: netns cleanup_net
[ 51.178062][ T8] Call Trace:
[ 51.181320][ T8]
[ 51.184236][ T8] __dump_stack+0x21/0x24
[ 51.188552][ T8] dump_stack_lvl+0x110/0x170
[ 51.193213][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.198220][ T8] dump_stack+0x15/0x24
[ 51.202360][ T8] should_fail_ex+0x3bf/0x510
[ 51.207017][ T8] __should_failslab+0xac/0xf0
[ 51.211782][ T8] should_failslab+0x9/0x20
[ 51.216265][ T8] kmem_cache_alloc_node+0x42/0x330
[ 51.221456][ T8] ? __alloc_skb+0xe8/0x4a0
[ 51.225942][ T8] __alloc_skb+0xe8/0x4a0
[ 51.230250][ T8] inet6_rt_notify+0x34d/0x520
[ 51.234995][ T8] ? fib6_purge_rt+0x5d9/0x660
[ 51.239748][ T8] ? __cfi_inet6_rt_notify+0x10/0x10
[ 51.245009][ T8] fib6_del+0xb88/0xef0
[ 51.249149][ T8] ? __cfi_fib6_del+0x10/0x10
[ 51.253813][ T8] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 51.259956][ T8] ? arch_stack_walk+0x124/0x150
[ 51.264880][ T8] ? fib6_ifdown+0x2e8/0x4e0
[ 51.269448][ T8] fib6_clean_node+0x2af/0x550
[ 51.274197][ T8] ? __cfi_fib6_clean_node+0x10/0x10
[ 51.279476][ T8] ? __stack_depot_save+0x36/0x490
[ 51.284574][ T8] ? kasan_save_stack+0x4c/0x60
[ 51.289433][ T8] fib6_walk_continue+0x55d/0x760
[ 51.294468][ T8] fib6_walk+0x153/0x290
[ 51.298696][ T8] fib6_clean_all+0x1a1/0x270
[ 51.303356][ T8] ? __cfi_fib6_ifdown+0x10/0x10
[ 51.308275][ T8] ? __cfi_fib6_clean_all+0x10/0x10
[ 51.313455][ T8] ? __cfi_fib6_clean_node+0x10/0x10
[ 51.318737][ T8] ? __cfi_fib6_ifdown+0x10/0x10
[ 51.323747][ T8] rt6_disable_ip+0x123/0x8e0
[ 51.328405][ T8] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 51.334297][ T8] ? __kasan_check_write+0x14/0x20
[ 51.339413][ T8] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 51.344864][ T8] ? __cfi_rt6_disable_ip+0x10/0x10
[ 51.350048][ T8] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 51.355849][ T8] ? __kasan_check_read+0x11/0x20
[ 51.360872][ T8] addrconf_ifdown+0x15d/0x1950
[ 51.365708][ T8] ? detach_if_pending+0xf5/0x300
[ 51.370718][ T8] ? addrconf_cleanup+0x130/0x130
[ 51.375724][ T8] ? __kasan_check_write+0x14/0x20
[ 51.380815][ T8] ? mutex_unlock+0x8f/0x230
[ 51.385397][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 51.390419][ T8] ? __cfi_device_cmp+0x10/0x10
[ 51.395250][ T8] ? masq_device_event+0xd0/0xd0
[ 51.400168][ T8] addrconf_notify+0x39f/0xe30
[ 51.404918][ T8] raw_notifier_call_chain+0xa1/0x110
[ 51.410271][ T8] dev_close_many+0x325/0x4d0
[ 51.414934][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 51.420114][ T8] ? __kasan_check_read+0x11/0x20
[ 51.425121][ T8] unregister_netdevice_many+0x43f/0x1910
[ 51.430836][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 51.436974][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 51.442851][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 51.449074][ T8] ? br_dev_delete+0xfc/0x110
[ 51.453743][ T8] default_device_exit_batch+0x951/0x9f0
[ 51.459356][ T8] ? idr_destroy+0x21e/0x290
[ 51.463953][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 51.469221][ T8] ? mutex_lock+0x10a/0x1b0
[ 51.473708][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 51.478541][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 51.484682][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 51.490388][ T8] ? rtnl_unlock+0xe/0x10
[ 51.494724][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 51.500860][ T8] cleanup_net+0x630/0xb10
[ 51.505263][ T8] ? __kasan_check_write+0x14/0x20
[ 51.510362][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 51.516260][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 51.521628][ T8] process_one_work+0x717/0xc30
[ 51.526469][ T8] worker_thread+0xa4d/0x11d0
[ 51.531134][ T8] kthread+0x281/0x320
[ 51.535189][ T8] ? __cfi_worker_thread+0x10/0x10
[ 51.540282][ T8] ? __cfi_kthread+0x10/0x10
[ 51.544859][ T8] ret_from_fork+0x1f/0x30
[ 51.549262][ T8]
[ 51.552301][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 51.552963][ T8] FAULT_INJECTION: forcing a failure.
[ 51.552963][ T8] name failslab, interval 20, probability 100, space 0, times 876
[ 51.559085][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 51.559097][ T92] Call Trace:
[ 51.559102][ T92]
[ 51.559109][ T92] __dump_stack+0x21/0x24
[ 51.593265][ T92] dump_stack_lvl+0x110/0x170
[ 51.597952][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.602975][ T92] dump_stack+0x15/0x24
[ 51.607130][ T92] should_fail_ex+0x3bf/0x510
[ 51.611804][ T92] __should_failslab+0xac/0xf0
[ 51.616563][ T92] should_failslab+0x9/0x20
[ 51.621058][ T92] kmem_cache_alloc_node+0x42/0x330
[ 51.626248][ T92] ? __alloc_skb+0xe8/0x4a0
[ 51.630741][ T92] __alloc_skb+0xe8/0x4a0
[ 51.635059][ T92] alloc_skb_with_frags+0xa8/0x620
[ 51.640164][ T92] ? memcpy+0x56/0x70
[ 51.644194][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 51.649388][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 51.655098][ T92] ? __kasan_check_write+0x14/0x20
[ 51.660197][ T92] ? _raw_spin_lock+0x94/0xf0
[ 51.664860][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 51.670048][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 51.675153][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 51.680686][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 51.686917][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 51.692465][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 51.697915][ T92] __sys_sendto+0x4ac/0x660
[ 51.702416][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 51.707428][ T92] ? security_unix_may_send+0x8c/0xb0
[ 51.712792][ T92] ? __sys_connect+0x267/0x460
[ 51.717547][ T92] __x64_sys_sendto+0xe5/0x100
[ 51.722309][ T92] x64_sys_call+0x83/0x9a0
[ 51.726740][ T92] do_syscall_64+0x4c/0xa0
[ 51.731187][ T92] ? clear_bhb_loop+0x30/0x80
[ 51.735866][ T92] ? clear_bhb_loop+0x30/0x80
[ 51.740549][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.746448][ T92] RIP: 0033:0x7faefdb69407
[ 51.750851][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 51.770550][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 51.778954][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 51.787048][ T92] RDX: 000000000000004f RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 51.795012][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 51.802983][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 51.810951][ T92] R13: 00007fff18cc6f50 R14: 0000000000000034 R15: 00007fff18cc6f50
[ 51.818931][ T92]
[ 51.821952][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 51.823528][ T92] FAULT_INJECTION: forcing a failure.
[ 51.823528][ T92] name failslab, interval 20, probability 100, space 0, times 873
[ 51.829237][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 51.829252][ T8] Workqueue: netns cleanup_net
[ 51.829277][ T8] Call Trace:
[ 51.829283][ T8]
[ 51.829288][ T8] __dump_stack+0x21/0x24
[ 51.829308][ T8] dump_stack_lvl+0x110/0x170
[ 51.829326][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.829344][ T8] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 51.829366][ T8] ? kvfree_call_rcu+0x57a/0x7a0
[ 51.829386][ T8] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 51.894561][ T8] dump_stack+0x15/0x24
[ 51.898728][ T8] should_fail_ex+0x3bf/0x510
[ 51.903426][ T8] __should_failslab+0xac/0xf0
[ 51.908186][ T8] should_failslab+0x9/0x20
[ 51.912769][ T8] __kmem_cache_alloc_node+0x3d/0x2d0
[ 51.918314][ T8] ? igmp6_group_dropped+0x47d/0xa60
[ 51.923602][ T8] ? igmp6_group_dropped+0x47d/0xa60
[ 51.928896][ T8] kmalloc_trace+0x29/0xb0
[ 51.933313][ T8] igmp6_group_dropped+0x47d/0xa60
[ 51.938427][ T8] ? __ipv6_dev_mc_inc+0x9a0/0x9a0
[ 51.943536][ T8] ? mutex_lock+0x93/0x1b0
[ 51.948043][ T8] ? __kasan_check_read+0x11/0x20
[ 51.953063][ T8] __ipv6_dev_mc_dec+0x296/0x4e0
[ 51.958003][ T8] __ipv6_ifa_notify+0x75d/0xe80
[ 51.962933][ T8] ? detach_if_pending+0xf5/0x300
[ 51.967977][ T8] ? snmp6_fill_stats+0x6c0/0x6c0
[ 51.973028][ T8] ? __kasan_check_write+0x14/0x20
[ 51.978129][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 51.984010][ T8] ? __kasan_check_write+0x14/0x20
[ 51.989119][ T8] ? try_to_grab_pending+0x1a4/0x580
[ 51.994404][ T8] ? mod_delayed_work_on+0xe0/0xe0
[ 51.999539][ T8] ? __kasan_check_write+0x14/0x20
[ 52.004748][ T8] ? _raw_spin_lock_bh+0x94/0xf0
[ 52.009693][ T8] ? __cfi__raw_spin_lock_bh+0x10/0x10
[ 52.015332][ T8] ? __kasan_check_write+0x14/0x20
[ 52.020449][ T8] addrconf_ifdown+0xdfd/0x1950
[ 52.025330][ T8] ? addrconf_cleanup+0x130/0x130
[ 52.030360][ T8] ? __kasan_check_write+0x14/0x20
[ 52.035479][ T8] ? mutex_unlock+0x8f/0x230
[ 52.040071][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 52.045206][ T8] ? __cfi_device_cmp+0x10/0x10
[ 52.050307][ T8] ? masq_device_event+0xd0/0xd0
[ 52.055265][ T8] addrconf_notify+0x39f/0xe30
[ 52.060030][ T8] raw_notifier_call_chain+0xa1/0x110
[ 52.065502][ T8] dev_close_many+0x325/0x4d0
[ 52.070202][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 52.075389][ T8] ? __kasan_check_read+0x11/0x20
[ 52.080419][ T8] unregister_netdevice_many+0x43f/0x1910
[ 52.086133][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 52.092287][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 52.098172][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 52.104403][ T8] ? br_dev_delete+0xfc/0x110
[ 52.109071][ T8] default_device_exit_batch+0x951/0x9f0
[ 52.114870][ T8] ? idr_destroy+0x21e/0x290
[ 52.119461][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 52.124739][ T8] ? mutex_lock+0x10a/0x1b0
[ 52.129240][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 52.134085][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 52.140221][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 52.145930][ T8] ? rtnl_unlock+0xe/0x10
[ 52.150261][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 52.156403][ T8] cleanup_net+0x630/0xb10
[ 52.160815][ T8] ? __kasan_check_write+0x14/0x20
[ 52.165915][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 52.171806][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 52.176741][ T8] process_one_work+0x717/0xc30
[ 52.181581][ T8] worker_thread+0xa4d/0x11d0
[ 52.186591][ T8] kthread+0x281/0x320
[ 52.190648][ T8] ? __cfi_worker_thread+0x10/0x10
[ 52.195748][ T8] ? __cfi_kthread+0x10/0x10
[ 52.200362][ T8] ret_from_fork+0x1f/0x30
[ 52.204876][ T8]
[ 52.207885][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 52.209814][ T8] FAULT_INJECTION: forcing a failure.
[ 52.209814][ T8] name failslab, interval 20, probability 100, space 0, times 871
[ 52.214646][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 52.237754][ T92] Call Trace:
[ 52.241029][ T92]
[ 52.243974][ T92] __dump_stack+0x21/0x24
[ 52.248424][ T92] dump_stack_lvl+0x110/0x170
[ 52.253093][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.258199][ T92] ? __schedule+0xbea/0x14b0
[ 52.262872][ T92] dump_stack+0x15/0x24
[ 52.267023][ T92] should_fail_ex+0x3bf/0x510
[ 52.271741][ T92] __should_failslab+0xac/0xf0
[ 52.276934][ T92] should_failslab+0x9/0x20
[ 52.281426][ T92] kmem_cache_alloc_node+0x42/0x330
[ 52.286615][ T92] ? __alloc_skb+0xe8/0x4a0
[ 52.291113][ T92] ? __kasan_check_write+0x14/0x20
[ 52.296393][ T92] __alloc_skb+0xe8/0x4a0
[ 52.300717][ T92] alloc_skb_with_frags+0xa8/0x620
[ 52.305831][ T92] ? memcpy+0x56/0x70
[ 52.309911][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 52.315118][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 52.320836][ T92] ? __kasan_check_write+0x14/0x20
[ 52.326023][ T92] ? _raw_spin_lock+0x94/0xf0
[ 52.330693][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 52.336066][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 52.341174][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 52.346712][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 52.352773][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 52.358314][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 52.363763][ T92] __sys_sendto+0x4ac/0x660
[ 52.368257][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 52.373274][ T92] ? __cfi_do_syslog+0x10/0x10
[ 52.378028][ T92] ? __sys_connect+0x267/0x460
[ 52.382778][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 52.388321][ T92] ? xfd_validate_state+0x70/0x150
[ 52.393422][ T92] ? __kasan_check_write+0x14/0x20
[ 52.398519][ T92] __x64_sys_sendto+0xe5/0x100
[ 52.403269][ T92] x64_sys_call+0x83/0x9a0
[ 52.407673][ T92] do_syscall_64+0x4c/0xa0
[ 52.412335][ T92] ? clear_bhb_loop+0x30/0x80
[ 52.416993][ T92] ? clear_bhb_loop+0x30/0x80
[ 52.421823][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.427789][ T92] RIP: 0033:0x7faefdb69407
[ 52.432189][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 52.452130][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 52.460767][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 52.469695][ T92] RDX: 000000000000004c RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 52.478971][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 52.486933][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 52.495327][ T92] R13: 00007fff18cc6f50 R14: 0000000000000031 R15: 00007fff18cc6f50
[ 52.503318][ T92]
[ 52.506363][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 52.506920][ T92] FAULT_INJECTION: forcing a failure.
[ 52.506920][ T92] name failslab, interval 20, probability 100, space 0, times 870
[ 52.514139][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 52.537542][ T8] Workqueue: netns cleanup_net
[ 52.542329][ T8] Call Trace:
[ 52.545604][ T8]
[ 52.548552][ T8] __dump_stack+0x21/0x24
[ 52.552890][ T8] dump_stack_lvl+0x110/0x170
[ 52.557567][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.562604][ T8] ? __stack_depot_save+0x36/0x490
[ 52.567715][ T8] dump_stack+0x15/0x24
[ 52.571956][ T8] should_fail_ex+0x3bf/0x510
[ 52.576626][ T8] __should_failslab+0xac/0xf0
[ 52.581383][ T8] should_failslab+0x9/0x20
[ 52.585873][ T8] kmem_cache_alloc_node+0x42/0x330
[ 52.591079][ T8] ? __alloc_skb+0xe8/0x4a0
[ 52.595579][ T8] __alloc_skb+0xe8/0x4a0
[ 52.599898][ T8] ? __kasan_check_read+0x11/0x20
[ 52.605085][ T8] __ipv6_ifa_notify+0x200/0xe80
[ 52.610016][ T8] ? snmp6_fill_stats+0x6c0/0x6c0
[ 52.615040][ T8] ? __kasan_check_write+0x14/0x20
[ 52.620584][ T8] ? try_to_grab_pending+0x1a4/0x580
[ 52.625874][ T8] ? mod_delayed_work_on+0xe0/0xe0
[ 52.630990][ T8] ? __kasan_check_write+0x14/0x20
[ 52.636092][ T8] ? _raw_spin_lock_bh+0x94/0xf0
[ 52.641019][ T8] ? __cfi__raw_spin_lock_bh+0x10/0x10
[ 52.646469][ T8] ? __kasan_check_write+0x14/0x20
[ 52.651572][ T8] addrconf_ifdown+0xdfd/0x1950
[ 52.656414][ T8] ? addrconf_cleanup+0x130/0x130
[ 52.661426][ T8] ? __kasan_check_write+0x14/0x20
[ 52.666524][ T8] ? mutex_unlock+0x8f/0x230
[ 52.671192][ T8] ? __cfi_mutex_unlock+0x10/0x10
[ 52.676206][ T8] ? __cfi_device_cmp+0x10/0x10
[ 52.681045][ T8] ? masq_device_event+0xd0/0xd0
[ 52.685967][ T8] addrconf_notify+0x39f/0xe30
[ 52.690725][ T8] raw_notifier_call_chain+0xa1/0x110
[ 52.696106][ T8] dev_close_many+0x325/0x4d0
[ 52.700779][ T8] ? __cfi_dev_close_many+0x10/0x10
[ 52.705968][ T8] ? __kasan_check_read+0x11/0x20
[ 52.710980][ T8] unregister_netdevice_many+0x43f/0x1910
[ 52.716727][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10
[ 52.722888][ T8] ? unregister_netdevice_queue+0x17c/0x320
[ 52.728773][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10
[ 52.735092][ T8] ? br_dev_delete+0xfc/0x110
[ 52.739777][ T8] default_device_exit_batch+0x951/0x9f0
[ 52.745401][ T8] ? idr_destroy+0x21e/0x290
[ 52.749984][ T8] ? __cfi_netdev_run_todo+0x10/0x10
[ 52.755258][ T8] ? mutex_lock+0x10a/0x1b0
[ 52.759770][ T8] ? __cfi_mutex_lock+0x10/0x10
[ 52.764700][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 52.770861][ T8] ? __cfi_xfrmi_exit_batch_net+0x10/0x10
[ 52.776571][ T8] ? rtnl_unlock+0xe/0x10
[ 52.780887][ T8] ? __cfi_default_device_exit_batch+0x10/0x10
[ 52.787028][ T8] cleanup_net+0x630/0xb10
[ 52.791444][ T8] ? __kasan_check_write+0x14/0x20
[ 52.796544][ T8] ? pwq_activate_inactive_work+0x2ea/0x3f0
[ 52.802423][ T8] ? __cfi_cleanup_net+0x10/0x10
[ 52.807363][ T8] process_one_work+0x717/0xc30
[ 52.812253][ T8] worker_thread+0xa4d/0x11d0
[ 52.817011][ T8] kthread+0x281/0x320
[ 52.821067][ T8] ? __cfi_worker_thread+0x10/0x10
[ 52.826250][ T8] ? __cfi_kthread+0x10/0x10
[ 52.830837][ T8] ret_from_fork+0x1f/0x30
[ 52.835245][ T8]
[ 52.838254][ T92] CPU: 0 PID: 92 Comm: klogd Not tainted syzkaller #0
[ 52.839029][ T8] FAULT_INJECTION: forcing a failure.
[ 52.839029][ T8] name failslab, interval 20, probability 100, space 0, times 869
[ 52.845019][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 52.868062][ T92] Call Trace:
[ 52.871331][ T92]
[ 52.874313][ T92] __dump_stack+0x21/0x24
[ 52.878645][ T92] dump_stack_lvl+0x110/0x170
[ 52.883313][ T92] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.888334][ T92] ? __schedule+0xbea/0x14b0
[ 52.892915][ T92] dump_stack+0x15/0x24
[ 52.897058][ T92] should_fail_ex+0x3bf/0x510
[ 52.901723][ T92] __should_failslab+0xac/0xf0
[ 52.906478][ T92] should_failslab+0x9/0x20
[ 52.910969][ T92] kmem_cache_alloc_node+0x42/0x330
[ 52.916162][ T92] ? __alloc_skb+0xe8/0x4a0
[ 52.920649][ T92] ? __kasan_check_write+0x14/0x20
[ 52.925748][ T92] __alloc_skb+0xe8/0x4a0
[ 52.930067][ T92] alloc_skb_with_frags+0xa8/0x620
[ 52.935163][ T92] ? memcpy+0x56/0x70
[ 52.939130][ T92] sock_alloc_send_pskb+0x87f/0x9a0
[ 52.944357][ T92] ? __cfi_sock_alloc_send_pskb+0x10/0x10
[ 52.950068][ T92] ? __kasan_check_write+0x14/0x20
[ 52.955166][ T92] ? _raw_spin_lock+0x94/0xf0
[ 52.959851][ T92] ? __cfi__raw_spin_lock+0x10/0x10
[ 52.965035][ T92] unix_dgram_sendmsg+0x5c1/0x1710
[ 52.970140][ T92] ? selinux_socket_sendmsg+0x22f/0x340
[ 52.975674][ T92] ? __cfi_selinux_socket_sendmsg+0x10/0x10
[ 52.981555][ T92] ? __cfi_unix_dgram_sendmsg+0x10/0x10
[ 52.987093][ T92] ? security_socket_sendmsg+0x93/0xb0
[ 52.992541][ T92] __sys_sendto+0x4ac/0x660
[ 52.997136][ T92] ? __cfi___sys_sendto+0x10/0x10
[ 53.002171][ T92] ? security_unix_may_send+0x8c/0xb0
[ 53.007540][ T92] ? __sys_connect+0x267/0x460
[ 53.012292][ T92] ? __this_cpu_preempt_check+0x13/0x20
[ 53.017913][ T92] ? xfd_validate_state+0x70/0x150
[ 53.023016][ T92] ? __kasan_check_write+0x14/0x20
[ 53.028113][ T92] __x64_sys_sendto+0xe5/0x100
[ 53.032866][ T92] x64_sys_call+0x83/0x9a0
[ 53.037271][ T92] do_syscall_64+0x4c/0xa0
[ 53.041680][ T92] ? clear_bhb_loop+0x30/0x80
[ 53.046351][ T92] ? clear_bhb_loop+0x30/0x80
[ 53.051018][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.056995][ T92] RIP: 0033:0x7faefdb69407
[ 53.061403][ T92] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 53.080994][ T92] RSP: 002b:00007fff18cc6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 53.089397][ T92] RAX: ffffffffffffffda RBX: 00007faefda19c80 RCX: 00007faefdb69407
[ 53.097357][ T92] RDX: 000000000000003a RSI: 00007fff18cc6f50 RDI: 0000000000000003
[ 53.105579][ T92] RBP: 00007fff18cc7380 R08: 0000000000000000 R09: 0000000000000000
[ 53.113545][ T92] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff18cc7398
[ 53.121520][ T92] R13: 00007fff18cc6f50 R14: 000000000000001f R15: 00007fff18cc6f50
[ 53.129484][ T92]
[ 53.132492][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0
[ 53.134149][ T92] FAULT_INJECTION: forcing a failure.
[ 53.134149][ T92] name failslab, interval 20, probability 100, space 0, times 866
[ 53.139790][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 53.139802][ T8] Workqueue: netns cleanup_net
[ 53.139828][ T8] Call Trace:
[ 53.139833][ T8]
[ 53.139839][ T8] __dump_stack+0x21/0x24
[ 53.139860][ T8] dump_stack_lvl+0x110/0x170
[ 53.139879][ T8] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.139899][ T8] dump_stack+0x15/0x24
[ 53.192336][ T8] should_fail_ex+0x3bf/0x510
[ 53.197004][ T8] __should_failslab+0xac/0xf0
[ 53.201755][ T8] should_failslab+0x9/0x20
[ 53.206247][ T8] kmem_cache_alloc_node+0x42/0x330
[ 53.211438][ T8] ? __alloc_skb+0xe8/0x4a0
[ 53.215920][ T8] __alloc_skb+0xe8/0x4a0
[ 53.220229][ T8] inet6_rt_notify+0x34d/0x520
[ 53.224980][ T8] ? fib6_purge_rt+0x5d9/0x660
[ 53.229732][ T8] ? __cfi_inet6_rt_notify+0x10/0x10
[ 53.235003][ T8] fib6_del+0xb88/0xef0
[ 53.239144][ T8] ? __cfi_fib6_del+0x10/0x10
[ 53.243803][ T8] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 53.249940][ T8] ? arch_stack_walk+0x124/0x150
[ 53.254877][ T8] ? fib6_ifdown+0x2e8/0x4e0
[ 53.259446][ T8] fib6_clean_node+0x2af/0x550