88657][ T1073] bpf_link_free+0x13a/0x390
[ 105.293269][ T1073] ? bpf_link_put_deferred+0x20/0x20
[ 105.298571][ T1073] bpf_link_release+0x15f/0x170
[ 105.303458][ T1073] ? __cfi_bpf_link_release+0x10/0x10
[ 105.308834][ T1073] __fput+0x1fc/0x8f0
[ 105.312823][ T1073] ____fput+0x15/0x20
[ 105.316811][ T1073] task_work_run+0x1db/0x240
[ 105.321465][ T1073] ? __cfi_task_work_run+0x10/0x10
[ 105.326631][ T1073] ? filp_close+0x111/0x160
[ 105.331147][ T1073] exit_to_user_mode_loop+0x9b/0xb0
[ 105.336373][ T1073] exit_to_user_mode_prepare+0x5a/0xa0
[ 105.341857][ T1073] syscall_exit_to_user_mode+0x1a/0x30
[ 105.347443][ T1073] do_syscall_64+0x58/0xa0
[ 105.351886][ T1073] ? clear_bhb_loop+0x30/0x80
[ 105.356576][ T1073] ? clear_bhb_loop+0x30/0x80
[ 105.361265][ T1073] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 105.367163][ T1073] RIP: 0033:0x7fdfa4d8ebe9
[ 105.371619][ T1073] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 105.391508][ T1073] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 105.399966][ T1073] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 105.407946][ T1073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 105.416053][ T1073] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 105.424203][ T1073] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 105.432302][ T1073] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 105.440337][ T1073]
[ 105.473202][ T1072] FAULT_INJECTION: forcing a failure.
[ 105.473202][ T1072] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 105.492587][ T1079] FAULT_INJECTION: forcing a failure.
[ 105.492587][ T1079] name failslab, interval 1, probability 0, space 0, times 0
[ 105.506085][ T1072] CPU: 1 PID: 1072 Comm: syz.1.204 Not tainted syzkaller #0
[ 105.513506][ T1072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 105.523683][ T1072] Call Trace:
[ 105.527049][ T1072]
[ 105.530081][ T1072] __dump_stack+0x21/0x24
[ 105.534494][ T1072] dump_stack_lvl+0xee/0x150
[ 105.539122][ T1072] ? __cfi_dump_stack_lvl+0x8/0x8
[ 105.544364][ T1072] dump_stack+0x15/0x24
[ 105.548638][ T1072] should_fail_ex+0x3d4/0x520
[ 105.553448][ T1072] should_fail+0xb/0x10
[ 105.557626][ T1072] should_fail_usercopy+0x1a/0x20
[ 105.562661][ T1072] _copy_to_user+0x1e/0x90
[ 105.567174][ T1072] simple_read_from_buffer+0xe9/0x160
[ 105.572577][ T1072] proc_fail_nth_read+0x19a/0x210
[ 105.577607][ T1072] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 105.583277][ T1072] ? security_file_permission+0x94/0xb0
[ 105.588923][ T1072] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 105.594471][ T1072] vfs_read+0x26e/0x8c0
[ 105.598647][ T1072] ? __cfi_vfs_read+0x10/0x10
[ 105.603431][ T1072] ? __kasan_check_write+0x14/0x20
[ 105.608671][ T1072] ? mutex_lock+0x8d/0x1a0
[ 105.613113][ T1072] ? __cfi_mutex_lock+0x10/0x10
[ 105.617995][ T1072] ? __fdget_pos+0x2cd/0x380
[ 105.622615][ T1072] ? ksys_read+0x71/0x240
[ 105.627239][ T1072] ksys_read+0x140/0x240
[ 105.631603][ T1072] ? __cfi_ksys_read+0x10/0x10
[ 105.636405][ T1072] __x64_sys_read+0x7b/0x90
[ 105.640929][ T1072] x64_sys_call+0x2f/0x9a0
[ 105.645362][ T1072] do_syscall_64+0x4c/0xa0
[ 105.649802][ T1072] ? clear_bhb_loop+0x30/0x80
[ 105.654501][ T1072] ? clear_bhb_loop+0x30/0x80
[ 105.659209][ T1072] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 105.665178][ T1072] RIP: 0033:0x7faa8eb8d5fc
[ 105.669625][ T1072] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 105.689608][ T1072] RSP: 002b:00007faa8fa36030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 105.698040][ T1072] RAX: ffffffffffffffda RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8d5fc
[ 105.706128][ T1072] RDX: 000000000000000f RSI: 00007faa8fa360a0 RDI: 000000000000000a
[ 105.714110][ T1072] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
2025/09/15 10:47:13 executed programs: 201
[ 105.722088][ T1072] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 105.730063][ T1072] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 105.738144][ T1072]
[ 105.743865][ T1079] CPU: 1 PID: 1079 Comm: syz.2.205 Not tainted syzkaller #0
[ 105.751214][ T1079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 105.761314][ T1079] Call Trace:
[ 105.764609][ T1079]
[ 105.767562][ T1079] __dump_stack+0x21/0x24
[ 105.771913][ T1079] dump_stack_lvl+0xee/0x150
[ 105.776691][ T1079] ? __cfi_dump_stack_lvl+0x8/0x8
[ 105.781767][ T1079] dump_stack+0x15/0x24
[ 105.785925][ T1079] should_fail_ex+0x3d4/0x520
[ 105.791049][ T1079] __should_failslab+0xac/0xf0
[ 105.795843][ T1079] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 105.801856][ T1079] should_failslab+0x9/0x20
[ 105.806390][ T1079] __kmem_cache_alloc_node+0x3d/0x2c0
[ 105.811862][ T1079] ? __cfi_mutex_lock+0x10/0x10
[ 105.816723][ T1079] ? delete_node+0x2f4/0xa60
[ 105.821425][ T1079] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 105.827505][ T1079] __kmalloc+0xa1/0x1e0
[ 105.831795][ T1079] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 105.837885][ T1079] tracepoint_probe_unregister+0x1e6/0x8b0
[ 105.843712][ T1079] bpf_probe_unregister+0x61/0x70
[ 105.848864][ T1079] bpf_raw_tp_link_release+0x63/0x90
[ 105.854163][ T1079] bpf_link_free+0x13a/0x390
[ 105.858779][ T1079] ? irqentry_exit+0x37/0x40
[ 105.863391][ T1079] ? bpf_link_put_deferred+0x20/0x20
[ 105.868693][ T1079] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 105.874867][ T1079] bpf_link_release+0x15f/0x170
[ 105.879817][ T1079] ? __cfi_bpf_link_release+0x10/0x10
[ 105.885201][ T1079] __fput+0x1fc/0x8f0
[ 105.889204][ T1079] ____fput+0x15/0x20
[ 105.893203][ T1079] task_work_run+0x1db/0x240
[ 105.897929][ T1079] ? __cfi_task_work_run+0x10/0x10
[ 105.903060][ T1079] ? filp_close+0x111/0x160
[ 105.907586][ T1079] exit_to_user_mode_loop+0x9b/0xb0
[ 105.912821][ T1079] exit_to_user_mode_prepare+0x5a/0xa0
[ 105.918317][ T1079] syscall_exit_to_user_mode+0x1a/0x30
[ 105.923820][ T1079] do_syscall_64+0x58/0xa0
[ 105.928258][ T1079] ? clear_bhb_loop+0x30/0x80
[ 105.932955][ T1079] ? clear_bhb_loop+0x30/0x80
[ 105.937659][ T1079] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 105.943577][ T1079] RIP: 0033:0x7fe8c0b8ebe9
[ 105.948013][ T1079] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 105.967805][ T1079] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 105.976243][ T1079] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 105.984249][ T1079] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 105.992242][ T1079] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 106.000219][ T1079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 106.008204][ T1079] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 106.016278][ T1079]
[ 106.030604][ T1082] FAULT_INJECTION: forcing a failure.
[ 106.030604][ T1082] name failslab, interval 1, probability 0, space 0, times 0
[ 106.051871][ T1082] CPU: 1 PID: 1082 Comm: syz.5.206 Not tainted syzkaller #0
[ 106.059242][ T1082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 106.069325][ T1082] Call Trace:
[ 106.072619][ T1082]
[ 106.075552][ T1082] __dump_stack+0x21/0x24
[ 106.079908][ T1082] dump_stack_lvl+0xee/0x150
[ 106.084538][ T1082] ? __cfi_dump_stack_lvl+0x8/0x8
[ 106.089756][ T1082] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 106.096013][ T1082] dump_stack+0x15/0x24
[ 106.100189][ T1082] should_fail_ex+0x3d4/0x520
[ 106.104905][ T1082] __should_failslab+0xac/0xf0
[ 106.109695][ T1082] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 106.115728][ T1082] should_failslab+0x9/0x20
[ 106.120273][ T1082] __kmem_cache_alloc_node+0x3d/0x2c0
[ 106.125656][ T1082] ? __cfi_mutex_lock+0x10/0x10
[ 106.130553][ T1082] ? delete_node+0x2f4/0xa60
[ 106.135151][ T1082] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 106.141164][ T1082] __kmalloc+0xa1/0x1e0
[ 106.145425][ T1082] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 106.151508][ T1082] tracepoint_probe_unregister+0x1e6/0x8b0
[ 106.157363][ T1082] bpf_probe_unregister+0x61/0x70
[ 106.162404][ T1082] bpf_raw_tp_link_release+0x63/0x90
[ 106.167709][ T1082] bpf_link_free+0x13a/0x390
[ 106.172319][ T1082] ? bpf_link_put_deferred+0x20/0x20
[ 106.177621][ T1082] bpf_link_release+0x15f/0x170
[ 106.182480][ T1082] ? __cfi_bpf_link_release+0x10/0x10
[ 106.187856][ T1082] __fput+0x1fc/0x8f0
[ 106.191858][ T1082] ____fput+0x15/0x20
[ 106.195843][ T1082] task_work_run+0x1db/0x240
[ 106.200491][ T1082] ? __cfi_task_work_run+0x10/0x10
[ 106.205610][ T1082] ? filp_close+0x111/0x160
[ 106.210129][ T1082] exit_to_user_mode_loop+0x9b/0xb0
[ 106.215337][ T1082] exit_to_user_mode_prepare+0x5a/0xa0
[ 106.220817][ T1082] syscall_exit_to_user_mode+0x1a/0x30
[ 106.226304][ T1082] do_syscall_64+0x58/0xa0
[ 106.230740][ T1082] ? clear_bhb_loop+0x30/0x80
[ 106.235527][ T1082] ? clear_bhb_loop+0x30/0x80
[ 106.240327][ T1082] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 106.246227][ T1082] RIP: 0033:0x7f7262d8ebe9
[ 106.250665][ T1082] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 106.270275][ T1082] RSP: 002b:00007f7263be2038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 106.278724][ T1082] RAX: 0000000000000000 RBX: 00007f7262fc6090 RCX: 00007f7262d8ebe9
[ 106.286790][ T1082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 106.294766][ T1082] RBP: 00007f7263be2090 R08: 0000000000000000 R09: 0000000000000000
[ 106.302742][ T1082] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 106.310737][ T1082] R13: 00007f7262fc6128 R14: 00007f7262fc6090 R15: 00007ffca6cd86f8
[ 106.318722][ T1082]
[ 106.328931][ T1081] FAULT_INJECTION: forcing a failure.
[ 106.328931][ T1081] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 106.355938][ T1081] CPU: 1 PID: 1081 Comm: syz.0.207 Not tainted syzkaller #0
[ 106.363302][ T1081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 106.373476][ T1081] Call Trace:
[ 106.376771][ T1081]
[ 106.379729][ T1081] __dump_stack+0x21/0x24
[ 106.384093][ T1081] dump_stack_lvl+0xee/0x150
[ 106.388700][ T1081] ? __cfi_dump_stack_lvl+0x8/0x8
[ 106.393768][ T1081] dump_stack+0x15/0x24
[ 106.397929][ T1081] should_fail_ex+0x3d4/0x520
[ 106.402704][ T1081] should_fail+0xb/0x10
[ 106.406879][ T1081] should_fail_usercopy+0x1a/0x20
[ 106.412001][ T1081] _copy_to_user+0x1e/0x90
[ 106.416444][ T1081] simple_read_from_buffer+0xe9/0x160
[ 106.421953][ T1081] proc_fail_nth_read+0x19a/0x210
[ 106.427000][ T1081] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 106.432551][ T1081] ? security_file_permission+0x94/0xb0
[ 106.438243][ T1081] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 106.443818][ T1081] vfs_read+0x26e/0x8c0
[ 106.448078][ T1081] ? __cfi_vfs_read+0x10/0x10
[ 106.452781][ T1081] ? __kasan_check_write+0x14/0x20
[ 106.457925][ T1081] ? mutex_lock+0x8d/0x1a0
[ 106.462526][ T1081] ? __cfi_mutex_lock+0x10/0x10
[ 106.467386][ T1081] ? __fdget_pos+0x2cd/0x380
[ 106.472069][ T1081] ? ksys_read+0x71/0x240
[ 106.476687][ T1081] ksys_read+0x140/0x240
[ 106.480947][ T1081] ? __cfi_ksys_read+0x10/0x10
[ 106.485807][ T1081] ? fpregs_restore_userregs+0x128/0x260
[ 106.491461][ T1081] __x64_sys_read+0x7b/0x90
[ 106.496068][ T1081] x64_sys_call+0x2f/0x9a0
[ 106.500502][ T1081] do_syscall_64+0x4c/0xa0
[ 106.505098][ T1081] ? clear_bhb_loop+0x30/0x80
[ 106.509789][ T1081] ? clear_bhb_loop+0x30/0x80
[ 106.514571][ T1081] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 106.520647][ T1081] RIP: 0033:0x7fabc158d5fc
[ 106.525115][ T1081] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 106.544825][ T1081] RSP: 002b:00007fabc240a030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 106.553252][ T1081] RAX: ffffffffffffffda RBX: 00007fabc17c5fa0 RCX: 00007fabc158d5fc
[ 106.561317][ T1081] RDX: 000000000000000f RSI: 00007fabc240a0a0 RDI: 000000000000000a
[ 106.569323][ T1081] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 106.577312][ T1081] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 106.585475][ T1081] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 106.593555][ T1081]
[ 106.602397][ T1085] FAULT_INJECTION: forcing a failure.
[ 106.602397][ T1085] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 106.616434][ T1085] CPU: 0 PID: 1085 Comm: syz.6.208 Not tainted syzkaller #0
[ 106.623873][ T1085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 106.633959][ T1085] Call Trace:
[ 106.637336][ T1085]
[ 106.640380][ T1085] __dump_stack+0x21/0x24
[ 106.644734][ T1085] dump_stack_lvl+0xee/0x150
[ 106.649347][ T1085] ? __cfi_dump_stack_lvl+0x8/0x8
[ 106.654389][ T1085] dump_stack+0x15/0x24
[ 106.658551][ T1085] should_fail_ex+0x3d4/0x520
[ 106.663236][ T1085] should_fail+0xb/0x10
[ 106.667401][ T1085] should_fail_usercopy+0x1a/0x20
[ 106.672432][ T1085] _copy_to_user+0x1e/0x90
[ 106.676945][ T1085] simple_read_from_buffer+0xe9/0x160
[ 106.682410][ T1085] proc_fail_nth_read+0x19a/0x210
[ 106.687525][ T1085] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 106.693088][ T1085] ? security_file_permission+0x94/0xb0
[ 106.698648][ T1085] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 106.704206][ T1085] vfs_read+0x26e/0x8c0
[ 106.708378][ T1085] ? __cfi_vfs_read+0x10/0x10
[ 106.713066][ T1085] ? __kasan_check_write+0x14/0x20
[ 106.718199][ T1085] ? mutex_lock+0x8d/0x1a0
[ 106.722619][ T1085] ? __cfi_mutex_lock+0x10/0x10
[ 106.727917][ T1085] ? __fdget_pos+0x2cd/0x380
[ 106.732512][ T1085] ? ksys_read+0x71/0x240
[ 106.736853][ T1085] ksys_read+0x140/0x240
[ 106.741115][ T1085] ? __cfi_ksys_read+0x10/0x10
[ 106.745903][ T1085] ? debug_smp_processor_id+0x17/0x20
[ 106.751311][ T1085] __x64_sys_read+0x7b/0x90
[ 106.755834][ T1085] x64_sys_call+0x2f/0x9a0
[ 106.760348][ T1085] do_syscall_64+0x4c/0xa0
[ 106.764778][ T1085] ? clear_bhb_loop+0x30/0x80
[ 106.769497][ T1085] ? clear_bhb_loop+0x30/0x80
[ 106.774194][ T1085] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 106.780125][ T1085] RIP: 0033:0x7fdfa4d8d5fc
[ 106.784551][ T1085] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 106.804303][ T1085] RSP: 002b:00007fdfa5ce9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 106.812747][ T1085] RAX: ffffffffffffffda RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8d5fc
[ 106.820762][ T1085] RDX: 000000000000000f RSI: 00007fdfa5ce90a0 RDI: 000000000000000a
[ 106.828880][ T1085] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 106.836898][ T1085] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 106.844877][ T1085] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 106.852905][ T1085]
[ 106.871746][ T1091] FAULT_INJECTION: forcing a failure.
[ 106.871746][ T1091] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 106.892409][ T1094] FAULT_INJECTION: forcing a failure.
[ 106.892409][ T1094] name failslab, interval 1, probability 0, space 0, times 0
[ 106.906366][ T1091] CPU: 1 PID: 1091 Comm: syz.2.210 Not tainted syzkaller #0
[ 106.913707][ T1091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 106.923782][ T1091] Call Trace:
[ 106.927072][ T1091]
[ 106.930447][ T1091] __dump_stack+0x21/0x24
[ 106.934809][ T1091] dump_stack_lvl+0xee/0x150
[ 106.939422][ T1091] ? __cfi_dump_stack_lvl+0x8/0x8
[ 106.944467][ T1091] dump_stack+0x15/0x24
[ 106.948626][ T1091] should_fail_ex+0x3d4/0x520
[ 106.953337][ T1091] should_fail+0xb/0x10
[ 106.957521][ T1091] should_fail_usercopy+0x1a/0x20
[ 106.962588][ T1091] _copy_to_user+0x1e/0x90
[ 106.967020][ T1091] simple_read_from_buffer+0xe9/0x160
[ 106.972538][ T1091] proc_fail_nth_read+0x19a/0x210
[ 106.977580][ T1091] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 106.983164][ T1091] ? security_file_permission+0x94/0xb0
[ 106.988729][ T1091] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 106.994471][ T1091] vfs_read+0x26e/0x8c0
[ 106.998726][ T1091] ? __cfi_vfs_read+0x10/0x10
[ 107.003454][ T1091] ? __kasan_check_write+0x14/0x20
[ 107.008603][ T1091] ? mutex_lock+0x8d/0x1a0
[ 107.013131][ T1091] ? __cfi_mutex_lock+0x10/0x10
[ 107.018089][ T1091] ? __fdget_pos+0x2cd/0x380
[ 107.022699][ T1091] ? ksys_read+0x71/0x240
[ 107.027138][ T1091] ksys_read+0x140/0x240
[ 107.031403][ T1091] ? __cfi_ksys_read+0x10/0x10
[ 107.036205][ T1091] ? debug_smp_processor_id+0x17/0x20
[ 107.041623][ T1091] __x64_sys_read+0x7b/0x90
[ 107.046274][ T1091] x64_sys_call+0x2f/0x9a0
[ 107.050724][ T1091] do_syscall_64+0x4c/0xa0
[ 107.055175][ T1091] ? clear_bhb_loop+0x30/0x80
[ 107.059906][ T1091] ? clear_bhb_loop+0x30/0x80
[ 107.064630][ T1091] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 107.070554][ T1091] RIP: 0033:0x7fe8c0b8d5fc
[ 107.075079][ T1091] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 107.094716][ T1091] RSP: 002b:00007fe8c09de030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 107.103227][ T1091] RAX: ffffffffffffffda RBX: 00007fe8c0dc6090 RCX: 00007fe8c0b8d5fc
[ 107.111219][ T1091] RDX: 000000000000000f RSI: 00007fe8c09de0a0 RDI: 0000000000000009
[ 107.119890][ T1091] RBP: 00007fe8c09de090 R08: 0000000000000000 R09: 0000000000000000
[ 107.127865][ T1091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 107.135851][ T1091] R13: 00007fe8c0dc6128 R14: 00007fe8c0dc6090 R15: 00007ffd41bfe578
[ 107.144068][ T1091]
[ 107.150973][ T1094] CPU: 1 PID: 1094 Comm: syz.5.211 Not tainted syzkaller #0
[ 107.158324][ T1094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 107.168393][ T1094] Call Trace:
[ 107.171686][ T1094]
[ 107.174622][ T1094] __dump_stack+0x21/0x24
[ 107.178997][ T1094] dump_stack_lvl+0xee/0x150
[ 107.183604][ T1094] ? __cfi_dump_stack_lvl+0x8/0x8
[ 107.188659][ T1094] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 107.194553][ T1094] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 107.200759][ T1094] dump_stack+0x15/0x24
[ 107.204923][ T1094] should_fail_ex+0x3d4/0x520
[ 107.209664][ T1094] __should_failslab+0xac/0xf0
[ 107.214531][ T1094] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 107.220531][ T1094] should_failslab+0x9/0x20
[ 107.225063][ T1094] __kmem_cache_alloc_node+0x3d/0x2c0
[ 107.230455][ T1094] ? __cfi_mutex_lock+0x10/0x10
[ 107.235315][ T1094] ? delete_node+0x2f4/0xa60
[ 107.239913][ T1094] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 107.245901][ T1094] __kmalloc+0xa1/0x1e0
[ 107.250086][ T1094] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 107.256168][ T1094] tracepoint_probe_unregister+0x1e6/0x8b0
[ 107.261998][ T1094] bpf_probe_unregister+0x61/0x70
[ 107.267041][ T1094] bpf_raw_tp_link_release+0x63/0x90
[ 107.272432][ T1094] bpf_link_free+0x13a/0x390
[ 107.277153][ T1094] ? bpf_link_put_deferred+0x20/0x20
[ 107.282487][ T1094] bpf_link_release+0x15f/0x170
[ 107.287350][ T1094] ? __cfi_bpf_link_release+0x10/0x10
[ 107.292997][ T1094] __fput+0x1fc/0x8f0
[ 107.297085][ T1094] ____fput+0x15/0x20
[ 107.301079][ T1094] task_work_run+0x1db/0x240
[ 107.305692][ T1094] ? __cfi_task_work_run+0x10/0x10
[ 107.310834][ T1094] ? filp_close+0x111/0x160
[ 107.315349][ T1094] exit_to_user_mode_loop+0x9b/0xb0
[ 107.320708][ T1094] exit_to_user_mode_prepare+0x5a/0xa0
[ 107.326272][ T1094] syscall_exit_to_user_mode+0x1a/0x30
[ 107.331796][ T1094] do_syscall_64+0x58/0xa0
[ 107.336248][ T1094] ? clear_bhb_loop+0x30/0x80
[ 107.341106][ T1094] ? clear_bhb_loop+0x30/0x80
[ 107.345814][ T1094] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 107.351723][ T1094] RIP: 0033:0x7f7262d8ebe9
[ 107.356241][ T1094] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 107.375958][ T1094] RSP: 002b:00007f7263c03038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 107.384396][ T1094] RAX: 0000000000000000 RBX: 00007f7262fc5fa0 RCX: 00007f7262d8ebe9
[ 107.392379][ T1094] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 107.400412][ T1094] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 107.408415][ T1094] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 107.416602][ T1094] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 107.424596][ T1094]
[ 107.448375][ T1099] FAULT_INJECTION: forcing a failure.
[ 107.448375][ T1099] name failslab, interval 1, probability 0, space 0, times 0
[ 107.462128][ T1099] CPU: 1 PID: 1099 Comm: syz.6.213 Not tainted syzkaller #0
[ 107.469471][ T1099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 107.479554][ T1099] Call Trace:
[ 107.483077][ T1099]
[ 107.486033][ T1099] __dump_stack+0x21/0x24
[ 107.490568][ T1099] dump_stack_lvl+0xee/0x150
[ 107.495182][ T1099] ? __cfi_dump_stack_lvl+0x8/0x8
[ 107.500242][ T1099] ? call_rcu+0xb83/0xf90
[ 107.504686][ T1099] dump_stack+0x15/0x24
[ 107.508903][ T1099] should_fail_ex+0x3d4/0x520
[ 107.513710][ T1099] __should_failslab+0xac/0xf0
[ 107.518495][ T1099] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 107.524697][ T1099] should_failslab+0x9/0x20
[ 107.529329][ T1099] __kmem_cache_alloc_node+0x3d/0x2c0
[ 107.534850][ T1099] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 107.540861][ T1099] __kmalloc+0xa1/0x1e0
[ 107.545043][ T1099] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 107.551206][ T1099] tracepoint_probe_unregister+0x1e6/0x8b0
[ 107.557211][ T1099] bpf_probe_unregister+0x61/0x70
[ 107.562253][ T1099] bpf_raw_tp_link_release+0x63/0x90
[ 107.567822][ T1099] bpf_link_free+0x13a/0x390
[ 107.572429][ T1099] ? bpf_link_put_deferred+0x20/0x20
[ 107.577733][ T1099] bpf_link_release+0x15f/0x170
[ 107.582620][ T1099] ? __cfi_bpf_link_release+0x10/0x10
[ 107.588010][ T1099] __fput+0x1fc/0x8f0
[ 107.592113][ T1099] ____fput+0x15/0x20
[ 107.596120][ T1099] task_work_run+0x1db/0x240
[ 107.600720][ T1099] ? __cfi_task_work_run+0x10/0x10
[ 107.605845][ T1099] ? filp_close+0x111/0x160
[ 107.610464][ T1099] exit_to_user_mode_loop+0x9b/0xb0
[ 107.615674][ T1099] exit_to_user_mode_prepare+0x5a/0xa0
[ 107.621330][ T1099] syscall_exit_to_user_mode+0x1a/0x30
[ 107.627068][ T1099] do_syscall_64+0x58/0xa0
[ 107.631519][ T1099] ? clear_bhb_loop+0x30/0x80
[ 107.636211][ T1099] ? clear_bhb_loop+0x30/0x80
[ 107.640908][ T1099] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 107.646985][ T1099] RIP: 0033:0x7fdfa4d8ebe9
[ 107.651401][ T1099] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 107.671013][ T1099] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 107.679444][ T1099] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 107.687766][ T1099] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 107.695745][ T1099] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 107.703902][ T1099] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 107.711889][ T1099] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 107.720010][ T1099]
[ 107.753453][ T1097] FAULT_INJECTION: forcing a failure.
[ 107.753453][ T1097] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 107.775093][ T1104] FAULT_INJECTION: forcing a failure.
[ 107.775093][ T1104] name failslab, interval 1, probability 0, space 0, times 0
[ 107.789887][ T1097] CPU: 0 PID: 1097 Comm: syz.0.212 Not tainted syzkaller #0
[ 107.797324][ T1097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 107.807391][ T1097] Call Trace:
[ 107.810854][ T1097]
[ 107.813792][ T1097] __dump_stack+0x21/0x24
[ 107.818231][ T1097] dump_stack_lvl+0xee/0x150
[ 107.822980][ T1097] ? __cfi_dump_stack_lvl+0x8/0x8
[ 107.828036][ T1097] dump_stack+0x15/0x24
[ 107.832218][ T1097] should_fail_ex+0x3d4/0x520
[ 107.836917][ T1097] should_fail+0xb/0x10
[ 107.841121][ T1097] should_fail_usercopy+0x1a/0x20
[ 107.846265][ T1097] _copy_to_user+0x1e/0x90
[ 107.850705][ T1097] simple_read_from_buffer+0xe9/0x160
[ 107.856111][ T1097] proc_fail_nth_read+0x19a/0x210
[ 107.861150][ T1097] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 107.866718][ T1097] ? security_file_permission+0x94/0xb0
[ 107.872329][ T1097] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 107.877993][ T1097] vfs_read+0x26e/0x8c0
[ 107.882192][ T1097] ? __cfi_vfs_read+0x10/0x10
[ 107.886894][ T1097] ? __kasan_check_write+0x14/0x20
[ 107.892038][ T1097] ? mutex_lock+0x8d/0x1a0
[ 107.896495][ T1097] ? __cfi_mutex_lock+0x10/0x10
[ 107.901373][ T1097] ? __fdget_pos+0x2cd/0x380
[ 107.905973][ T1097] ? ksys_read+0x71/0x240
[ 107.910331][ T1097] ksys_read+0x140/0x240
[ 107.914593][ T1097] ? __cfi_ksys_read+0x10/0x10
[ 107.919377][ T1097] ? debug_smp_processor_id+0x17/0x20
[ 107.924767][ T1097] __x64_sys_read+0x7b/0x90
[ 107.929284][ T1097] x64_sys_call+0x2f/0x9a0
[ 107.933710][ T1097] do_syscall_64+0x4c/0xa0
[ 107.938143][ T1097] ? clear_bhb_loop+0x30/0x80
[ 107.942835][ T1097] ? clear_bhb_loop+0x30/0x80
[ 107.947521][ T1097] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 107.953538][ T1097] RIP: 0033:0x7fabc158d5fc
[ 107.958047][ T1097] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 107.978057][ T1097] RSP: 002b:00007fabc240a030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 107.986496][ T1097] RAX: ffffffffffffffda RBX: 00007fabc17c5fa0 RCX: 00007fabc158d5fc
[ 107.994481][ T1097] RDX: 000000000000000f RSI: 00007fabc240a0a0 RDI: 000000000000000a
[ 108.002489][ T1097] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 108.010492][ T1097] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 108.018481][ T1097] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 108.026481][ T1097]
[ 108.031144][ T1104] CPU: 1 PID: 1104 Comm: syz.2.214 Not tainted syzkaller #0
[ 108.038569][ T1104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 108.048655][ T1104] Call Trace:
[ 108.051945][ T1104]
[ 108.054880][ T1104] __dump_stack+0x21/0x24
[ 108.059319][ T1104] dump_stack_lvl+0xee/0x150
[ 108.064013][ T1104] ? __cfi_dump_stack_lvl+0x8/0x8
[ 108.069052][ T1104] dump_stack+0x15/0x24
[ 108.073210][ T1104] should_fail_ex+0x3d4/0x520
[ 108.077897][ T1104] __should_failslab+0xac/0xf0
[ 108.082679][ T1104] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 108.088690][ T1104] should_failslab+0x9/0x20
[ 108.093225][ T1104] __kmem_cache_alloc_node+0x3d/0x2c0
[ 108.098619][ T1104] ? __cfi_mutex_lock+0x10/0x10
[ 108.103481][ T1104] ? delete_node+0x2f4/0xa60
[ 108.108075][ T1104] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 108.114152][ T1104] __kmalloc+0xa1/0x1e0
[ 108.118326][ T1104] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 108.124410][ T1104] tracepoint_probe_unregister+0x1e6/0x8b0
[ 108.130942][ T1104] bpf_probe_unregister+0x61/0x70
[ 108.136005][ T1104] bpf_raw_tp_link_release+0x63/0x90
[ 108.141306][ T1104] bpf_link_free+0x13a/0x390
[ 108.145915][ T1104] ? bpf_link_put_deferred+0x20/0x20
[ 108.151246][ T1104] bpf_link_release+0x15f/0x170
[ 108.156245][ T1104] ? __cfi_bpf_link_release+0x10/0x10
[ 108.161646][ T1104] __fput+0x1fc/0x8f0
[ 108.165648][ T1104] ____fput+0x15/0x20
[ 108.169732][ T1104] task_work_run+0x1db/0x240
[ 108.174419][ T1104] ? __cfi_task_work_run+0x10/0x10
[ 108.179650][ T1104] ? filp_close+0x111/0x160
[ 108.184447][ T1104] exit_to_user_mode_loop+0x9b/0xb0
[ 108.189776][ T1104] exit_to_user_mode_prepare+0x5a/0xa0
[ 108.195341][ T1104] syscall_exit_to_user_mode+0x1a/0x30
[ 108.200813][ T1104] do_syscall_64+0x58/0xa0
[ 108.205231][ T1104] ? clear_bhb_loop+0x30/0x80
[ 108.209916][ T1104] ? clear_bhb_loop+0x30/0x80
[ 108.214608][ T1104] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 108.220594][ T1104] RIP: 0033:0x7fe8c0b8ebe9
[ 108.225118][ T1104] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 108.244930][ T1104] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 108.253623][ T1104] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 108.261611][ T1104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 108.269617][ T1104] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 108.277599][ T1104] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 108.285605][ T1104] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 108.293601][ T1104]
[ 108.321042][ T1109] FAULT_INJECTION: forcing a failure.
[ 108.321042][ T1109] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 108.323509][ T1115] FAULT_INJECTION: forcing a failure.
[ 108.323509][ T1115] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 108.370164][ T1114] FAULT_INJECTION: forcing a failure.
[ 108.370164][ T1114] name failslab, interval 1, probability 0, space 0, times 0
[ 108.373238][ T1109] CPU: 0 PID: 1109 Comm: syz.6.216 Not tainted syzkaller #0
[ 108.390521][ T1109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 108.400606][ T1109] Call Trace:
[ 108.403922][ T1109]
[ 108.406895][ T1109] __dump_stack+0x21/0x24
[ 108.411272][ T1109] dump_stack_lvl+0xee/0x150
[ 108.415912][ T1109] ? __cfi_dump_stack_lvl+0x8/0x8
[ 108.421061][ T1109] dump_stack+0x15/0x24
[ 108.425236][ T1109] should_fail_ex+0x3d4/0x520
[ 108.430029][ T1109] should_fail+0xb/0x10
[ 108.434213][ T1109] should_fail_usercopy+0x1a/0x20
[ 108.439259][ T1109] _copy_to_user+0x1e/0x90
[ 108.443769][ T1109] simple_read_from_buffer+0xe9/0x160
[ 108.449292][ T1109] proc_fail_nth_read+0x19a/0x210
[ 108.454455][ T1109] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 108.460046][ T1109] ? security_file_permission+0x94/0xb0
[ 108.465733][ T1109] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 108.471305][ T1109] vfs_read+0x26e/0x8c0
[ 108.475592][ T1109] ? __cfi_vfs_read+0x10/0x10
[ 108.480389][ T1109] ? __kasan_check_write+0x14/0x20
[ 108.485761][ T1109] ? mutex_lock+0x8d/0x1a0
[ 108.490222][ T1109] ? __cfi_mutex_lock+0x10/0x10
[ 108.495289][ T1109] ? __fdget_pos+0x2cd/0x380
[ 108.499917][ T1109] ? ksys_read+0x71/0x240
[ 108.504303][ T1109] ksys_read+0x140/0x240
[ 108.508576][ T1109] ? __cfi_ksys_read+0x10/0x10
[ 108.513478][ T1109] ? debug_smp_processor_id+0x17/0x20
[ 108.518898][ T1109] __x64_sys_read+0x7b/0x90
[ 108.523449][ T1109] x64_sys_call+0x2f/0x9a0
[ 108.527933][ T1109] do_syscall_64+0x4c/0xa0
[ 108.532746][ T1109] ? clear_bhb_loop+0x30/0x80
[ 108.537461][ T1109] ? clear_bhb_loop+0x30/0x80
[ 108.542265][ T1109] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 108.548216][ T1109] RIP: 0033:0x7fdfa4d8d5fc
[ 108.552648][ T1109] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 108.572328][ T1109] RSP: 002b:00007fdfa5ce9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 108.580894][ T1109] RAX: ffffffffffffffda RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8d5fc
[ 108.589328][ T1109] RDX: 000000000000000f RSI: 00007fdfa5ce90a0 RDI: 000000000000000a
[ 108.597404][ T1109] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 108.605412][ T1109] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 108.613497][ T1109] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 108.621500][ T1109]
[ 108.624532][ T1114] CPU: 1 PID: 1114 Comm: syz.5.219 Not tainted syzkaller #0
[ 108.632035][ T1114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 108.642117][ T1114] Call Trace:
[ 108.645540][ T1114]
[ 108.648490][ T1114] __dump_stack+0x21/0x24
[ 108.652852][ T1114] dump_stack_lvl+0xee/0x150
[ 108.657475][ T1114] ? __cfi_dump_stack_lvl+0x8/0x8
[ 108.662903][ T1114] dump_stack+0x15/0x24
[ 108.667102][ T1114] should_fail_ex+0x3d4/0x520
[ 108.671822][ T1114] __should_failslab+0xac/0xf0
[ 108.676696][ T1114] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 108.682783][ T1114] should_failslab+0x9/0x20
[ 108.687314][ T1114] __kmem_cache_alloc_node+0x3d/0x2c0
[ 108.692740][ T1114] ? __cfi_mutex_lock+0x10/0x10
[ 108.697812][ T1114] ? delete_node+0x2f4/0xa60
[ 108.702422][ T1114] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 108.708461][ T1114] __kmalloc+0xa1/0x1e0
[ 108.712655][ T1114] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 108.718760][ T1114] tracepoint_probe_unregister+0x1e6/0x8b0
[ 108.724593][ T1114] bpf_probe_unregister+0x61/0x70
[ 108.729638][ T1114] bpf_raw_tp_link_release+0x63/0x90
[ 108.734953][ T1114] bpf_link_free+0x13a/0x390
[ 108.739564][ T1114] ? bpf_link_put_deferred+0x20/0x20
[ 108.744914][ T1114] bpf_link_release+0x15f/0x170
[ 108.749809][ T1114] ? __cfi_bpf_link_release+0x10/0x10
[ 108.755211][ T1114] __fput+0x1fc/0x8f0
[ 108.759205][ T1114] ____fput+0x15/0x20
[ 108.763213][ T1114] task_work_run+0x1db/0x240
[ 108.767812][ T1114] ? __cfi_task_work_run+0x10/0x10
[ 108.772955][ T1114] ? filp_close+0x111/0x160
[ 108.777656][ T1114] exit_to_user_mode_loop+0x9b/0xb0
[ 108.782955][ T1114] exit_to_user_mode_prepare+0x5a/0xa0
[ 108.788429][ T1114] syscall_exit_to_user_mode+0x1a/0x30
[ 108.793907][ T1114] do_syscall_64+0x58/0xa0
[ 108.798371][ T1114] ? clear_bhb_loop+0x30/0x80
[ 108.803080][ T1114] ? clear_bhb_loop+0x30/0x80
[ 108.807859][ T1114] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 108.813779][ T1114] RIP: 0033:0x7f7262d8ebe9
[ 108.818294][ T1114] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 108.838370][ T1114] RSP: 002b:00007f7263c03038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 108.846906][ T1114] RAX: 0000000000000000 RBX: 00007f7262fc5fa0 RCX: 00007f7262d8ebe9
[ 108.855175][ T1114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 108.863193][ T1114] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 108.871269][ T1114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 108.879393][ T1114] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 108.887464][ T1114]
[ 108.893402][ T1115] CPU: 0 PID: 1115 Comm: syz.1.217 Not tainted syzkaller #0
[ 108.900914][ T1115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 108.910228][ T1117] FAULT_INJECTION: forcing a failure.
[ 108.910228][ T1117] name failslab, interval 1, probability 0, space 0, times 0
[ 108.911472][ T1115] Call Trace:
[ 108.911482][ T1115]
[ 108.911492][ T1115] __dump_stack+0x21/0x24
[ 108.911529][ T1115] dump_stack_lvl+0xee/0x150
[ 108.911561][ T1115] ? __cfi_dump_stack_lvl+0x8/0x8
[ 108.911596][ T1115] dump_stack+0x15/0x24
[ 108.911614][ T1115] should_fail_ex+0x3d4/0x520
[ 108.953733][ T1115] should_fail+0xb/0x10
[ 108.957954][ T1115] should_fail_usercopy+0x1a/0x20
[ 108.963016][ T1115] _copy_to_user+0x1e/0x90
[ 108.967457][ T1115] simple_read_from_buffer+0xe9/0x160
[ 108.972892][ T1115] proc_fail_nth_read+0x19a/0x210
[ 108.977946][ T1115] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 108.983726][ T1115] ? security_file_permission+0x94/0xb0
[ 108.989297][ T1115] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 108.994951][ T1115] vfs_read+0x26e/0x8c0
[ 108.999227][ T1115] ? __cfi_vfs_read+0x10/0x10
[ 109.004008][ T1115] ? __kasan_check_write+0x14/0x20
[ 109.009138][ T1115] ? mutex_lock+0x8d/0x1a0
[ 109.013614][ T1115] ? __cfi_mutex_lock+0x10/0x10
[ 109.018499][ T1115] ? __fdget_pos+0x2cd/0x380
[ 109.023293][ T1115] ? ksys_read+0x71/0x240
[ 109.027665][ T1115] ksys_read+0x140/0x240
[ 109.031966][ T1115] ? __cfi_ksys_read+0x10/0x10
[ 109.036904][ T1115] ? debug_smp_processor_id+0x17/0x20
[ 109.042298][ T1115] __x64_sys_read+0x7b/0x90
[ 109.046943][ T1115] x64_sys_call+0x2f/0x9a0
[ 109.051374][ T1115] do_syscall_64+0x4c/0xa0
[ 109.055808][ T1115] ? clear_bhb_loop+0x30/0x80
[ 109.060532][ T1115] ? clear_bhb_loop+0x30/0x80
[ 109.065328][ T1115] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 109.071237][ T1115] RIP: 0033:0x7faa8eb8d5fc
[ 109.075667][ T1115] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 109.095712][ T1115] RSP: 002b:00007faa8fa15030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 109.104326][ T1115] RAX: ffffffffffffffda RBX: 00007faa8edc6090 RCX: 00007faa8eb8d5fc
[ 109.112443][ T1115] RDX: 000000000000000f RSI: 00007faa8fa150a0 RDI: 000000000000000a
[ 109.120475][ T1115] RBP: 00007faa8fa15090 R08: 0000000000000000 R09: 0000000000000000
[ 109.128475][ T1115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 109.136564][ T1115] R13: 00007faa8edc6128 R14: 00007faa8edc6090 R15: 00007ffc92a38f48
[ 109.144592][ T1115]
[ 109.147739][ T1117] CPU: 1 PID: 1117 Comm: syz.2.220 Not tainted syzkaller #0
[ 109.155061][ T1117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 109.165234][ T1117] Call Trace:
[ 109.168562][ T1117]
[ 109.171676][ T1117] __dump_stack+0x21/0x24
[ 109.176065][ T1117] dump_stack_lvl+0xee/0x150
[ 109.180689][ T1117] ? __cfi_dump_stack_lvl+0x8/0x8
[ 109.185771][ T1117] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 109.192079][ T1117] dump_stack+0x15/0x24
[ 109.196353][ T1117] should_fail_ex+0x3d4/0x520
[ 109.201332][ T1117] __should_failslab+0xac/0xf0
[ 109.206200][ T1117] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 109.212196][ T1117] should_failslab+0x9/0x20
[ 109.216900][ T1117] __kmem_cache_alloc_node+0x3d/0x2c0
[ 109.222473][ T1117] ? __cfi_mutex_lock+0x10/0x10
[ 109.227509][ T1117] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 109.233504][ T1117] __kmalloc+0xa1/0x1e0
[ 109.237674][ T1117] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 109.243758][ T1117] tracepoint_probe_unregister+0x1e6/0x8b0
[ 109.249598][ T1117] bpf_probe_unregister+0x61/0x70
[ 109.254748][ T1117] bpf_raw_tp_link_release+0x63/0x90
[ 109.260041][ T1117] bpf_link_free+0x13a/0x390
[ 109.264676][ T1117] ? irqentry_exit+0x37/0x40
[ 109.269281][ T1117] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 109.275229][ T1117] ? bpf_link_put_deferred+0x20/0x20
[ 109.280552][ T1117] bpf_link_release+0x15f/0x170
[ 109.285405][ T1117] ? __cfi_bpf_link_release+0x10/0x10
[ 109.290831][ T1117] __fput+0x1fc/0x8f0
[ 109.294823][ T1117] ____fput+0x15/0x20
[ 109.298813][ T1117] task_work_run+0x1db/0x240
[ 109.303415][ T1117] ? __cfi_task_work_run+0x10/0x10
[ 109.308707][ T1117] ? filp_close+0x111/0x160
[ 109.313221][ T1117] exit_to_user_mode_loop+0x9b/0xb0
[ 109.318494][ T1117] exit_to_user_mode_prepare+0x5a/0xa0
[ 109.323960][ T1117] syscall_exit_to_user_mode+0x1a/0x30
[ 109.329431][ T1117] do_syscall_64+0x58/0xa0
[ 109.334034][ T1117] ? clear_bhb_loop+0x30/0x80
[ 109.338740][ T1117] ? clear_bhb_loop+0x30/0x80
[ 109.343435][ T1117] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 109.349372][ T1117] RIP: 0033:0x7fe8c0b8ebe9
[ 109.353894][ T1117] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 109.373873][ T1117] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 109.382347][ T1117] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 109.390324][ T1117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 109.398662][ T1117] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 109.406834][ T1117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 109.414937][ T1117] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 109.423098][ T1117]
[ 109.426757][ T1121] FAULT_INJECTION: forcing a failure.
[ 109.426757][ T1121] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 109.446070][ T1121] CPU: 1 PID: 1121 Comm: syz.0.218 Not tainted syzkaller #0
[ 109.453437][ T1121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 109.463524][ T1121] Call Trace:
[ 109.466840][ T1121]
[ 109.469902][ T1121] __dump_stack+0x21/0x24
[ 109.474923][ T1121] dump_stack_lvl+0xee/0x150
[ 109.479548][ T1121] ? __cfi_dump_stack_lvl+0x8/0x8
[ 109.484622][ T1121] dump_stack+0x15/0x24
[ 109.489140][ T1121] should_fail_ex+0x3d4/0x520
[ 109.494091][ T1121] should_fail+0xb/0x10
[ 109.498540][ T1121] should_fail_usercopy+0x1a/0x20
[ 109.503762][ T1121] _copy_to_user+0x1e/0x90
[ 109.508274][ T1121] simple_read_from_buffer+0xe9/0x160
[ 109.513792][ T1121] proc_fail_nth_read+0x19a/0x210
[ 109.518857][ T1121] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 109.524470][ T1121] ? security_file_permission+0x94/0xb0
[ 109.530308][ T1121] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 109.535877][ T1121] vfs_read+0x26e/0x8c0
[ 109.540311][ T1121] ? __cfi_vfs_read+0x10/0x10
[ 109.545002][ T1121] ? __kasan_check_write+0x14/0x20
[ 109.550143][ T1121] ? mutex_lock+0x8d/0x1a0
[ 109.554608][ T1121] ? __cfi_mutex_lock+0x10/0x10
[ 109.559465][ T1121] ? __fdget_pos+0x2cd/0x380
[ 109.564063][ T1121] ? ksys_read+0x71/0x240
[ 109.568495][ T1121] ksys_read+0x140/0x240
[ 109.572812][ T1121] ? __cfi_ksys_read+0x10/0x10
[ 109.577625][ T1121] ? debug_smp_processor_id+0x17/0x20
[ 109.583013][ T1121] __x64_sys_read+0x7b/0x90
[ 109.587537][ T1121] x64_sys_call+0x2f/0x9a0
[ 109.592047][ T1121] do_syscall_64+0x4c/0xa0
[ 109.596662][ T1121] ? clear_bhb_loop+0x30/0x80
[ 109.601403][ T1121] ? clear_bhb_loop+0x30/0x80
[ 109.606354][ T1121] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 109.612260][ T1121] RIP: 0033:0x7fabc158d5fc
[ 109.616680][ T1121] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 109.636469][ T1121] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 109.645001][ T1121] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 109.653021][ T1121] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 000000000000000a
[ 109.661102][ T1121] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 109.669509][ T1121] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 109.677657][ T1121] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
[ 109.685645][ T1121]
[ 109.690227][ T1119] FAULT_INJECTION: forcing a failure.
[ 109.690227][ T1119] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 109.705758][ T1119] CPU: 0 PID: 1119 Comm: syz.6.221 Not tainted syzkaller #0
[ 109.713107][ T1119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 109.723180][ T1119] Call Trace:
[ 109.726467][ T1119]
[ 109.729591][ T1119] __dump_stack+0x21/0x24
[ 109.733963][ T1119] dump_stack_lvl+0xee/0x150
[ 109.738629][ T1119] ? __cfi_dump_stack_lvl+0x8/0x8
[ 109.743724][ T1119] dump_stack+0x15/0x24
[ 109.747974][ T1119] should_fail_ex+0x3d4/0x520
[ 109.752704][ T1119] should_fail+0xb/0x10
[ 109.756886][ T1119] should_fail_usercopy+0x1a/0x20
[ 109.762007][ T1119] _copy_to_user+0x1e/0x90
[ 109.766434][ T1119] simple_read_from_buffer+0xe9/0x160
[ 109.771808][ T1119] proc_fail_nth_read+0x19a/0x210
[ 109.776838][ T1119] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 109.782391][ T1119] ? security_file_permission+0x94/0xb0
[ 109.788030][ T1119] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 109.793580][ T1119] vfs_read+0x26e/0x8c0
[ 109.797842][ T1119] ? __cfi_vfs_read+0x10/0x10
[ 109.802536][ T1119] ? __kasan_check_write+0x14/0x20
[ 109.807694][ T1119] ? mutex_lock+0x8d/0x1a0
[ 109.812116][ T1119] ? __cfi_mutex_lock+0x10/0x10
[ 109.816975][ T1119] ? __fdget_pos+0x2cd/0x380
[ 109.821742][ T1119] ? ksys_read+0x71/0x240
[ 109.826171][ T1119] ksys_read+0x140/0x240
[ 109.830425][ T1119] ? __cfi_ksys_read+0x10/0x10
[ 109.835290][ T1119] ? debug_smp_processor_id+0x17/0x20
[ 109.840677][ T1119] __x64_sys_read+0x7b/0x90
[ 109.845200][ T1119] x64_sys_call+0x2f/0x9a0
[ 109.849632][ T1119] do_syscall_64+0x4c/0xa0
[ 109.854137][ T1119] ? clear_bhb_loop+0x30/0x80
[ 109.858825][ T1119] ? clear_bhb_loop+0x30/0x80
[ 109.863510][ T1119] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 109.869418][ T1119] RIP: 0033:0x7fdfa4d8d5fc
[ 109.874018][ T1119] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 109.893651][ T1119] RSP: 002b:00007fdfa5ce9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 109.902172][ T1119] RAX: ffffffffffffffda RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8d5fc
[ 109.910154][ T1119] RDX: 000000000000000f RSI: 00007fdfa5ce90a0 RDI: 000000000000000a
[ 109.918140][ T1119] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 109.926119][ T1119] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 109.934099][ T1119] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 109.942172][ T1119]
[ 110.002298][ T1133] FAULT_INJECTION: forcing a failure.
[ 110.002298][ T1133] name failslab, interval 1, probability 0, space 0, times 0
[ 110.043655][ T1133] CPU: 0 PID: 1133 Comm: syz.6.226 Not tainted syzkaller #0
[ 110.051016][ T1133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 110.061092][ T1133] Call Trace:
[ 110.064413][ T1133]
[ 110.067543][ T1133] __dump_stack+0x21/0x24
[ 110.071920][ T1133] dump_stack_lvl+0xee/0x150
[ 110.076552][ T1133] ? __cfi_dump_stack_lvl+0x8/0x8
[ 110.081603][ T1133] dump_stack+0x15/0x24
[ 110.085847][ T1133] should_fail_ex+0x3d4/0x520
[ 110.090564][ T1133] __should_failslab+0xac/0xf0
[ 110.095360][ T1133] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.101372][ T1133] should_failslab+0x9/0x20
[ 110.105880][ T1133] __kmem_cache_alloc_node+0x3d/0x2c0
[ 110.111265][ T1133] ? __cfi_mutex_lock+0x10/0x10
[ 110.116209][ T1133] ? delete_node+0x2f4/0xa60
[ 110.120901][ T1133] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.126902][ T1133] __kmalloc+0xa1/0x1e0
[ 110.131083][ T1133] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 110.137167][ T1133] tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.143006][ T1133] bpf_probe_unregister+0x61/0x70
[ 110.148046][ T1133] bpf_raw_tp_link_release+0x63/0x90
[ 110.153341][ T1133] bpf_link_free+0x13a/0x390
[ 110.158034][ T1133] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 110.163849][ T1133] ? bpf_link_put_deferred+0x20/0x20
[ 110.169232][ T1133] ? __cfi_____fput+0x10/0x10
[ 110.173915][ T1133] ? __fput+0xfb/0x8f0
[ 110.177995][ T1133] bpf_link_release+0x15f/0x170
[ 110.182853][ T1133] ? __cfi_bpf_link_release+0x10/0x10
[ 110.188228][ T1133] __fput+0x1fc/0x8f0
[ 110.192231][ T1133] ____fput+0x15/0x20
[ 110.196219][ T1133] task_work_run+0x1db/0x240
[ 110.200827][ T1133] ? __cfi_task_work_run+0x10/0x10
[ 110.206032][ T1133] ? filp_close+0x111/0x160
[ 110.210549][ T1133] exit_to_user_mode_loop+0x9b/0xb0
[ 110.215772][ T1133] exit_to_user_mode_prepare+0x5a/0xa0
[ 110.221243][ T1133] syscall_exit_to_user_mode+0x1a/0x30
[ 110.226740][ T1133] do_syscall_64+0x58/0xa0
[ 110.231183][ T1133] ? clear_bhb_loop+0x30/0x80
[ 110.235910][ T1133] ? clear_bhb_loop+0x30/0x80
[ 110.240705][ T1133] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 110.246620][ T1133] RIP: 0033:0x7fdfa4d8ebe9
[ 110.251052][ T1133] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 110.270666][ T1133] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 110.279200][ T1133] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 110.287731][ T1133] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 110.295725][ T1133] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 110.303717][ T1133] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 110.311705][ T1133] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 110.319703][ T1133]
[ 110.326880][ T1131] FAULT_INJECTION: forcing a failure.
[ 110.326880][ T1131] name failslab, interval 1, probability 0, space 0, times 0
[ 110.340058][ T1131] CPU: 0 PID: 1131 Comm: syz.0.225 Not tainted syzkaller #0
[ 110.347772][ T1131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 110.357853][ T1131] Call Trace:
[ 110.361154][ T1131]
[ 110.364175][ T1131] __dump_stack+0x21/0x24
[ 110.368522][ T1131] dump_stack_lvl+0xee/0x150
[ 110.373126][ T1131] ? __cfi_dump_stack_lvl+0x8/0x8
[ 110.378169][ T1131] dump_stack+0x15/0x24
[ 110.382333][ T1131] should_fail_ex+0x3d4/0x520
[ 110.387125][ T1131] __should_failslab+0xac/0xf0
[ 110.392157][ T1131] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.398149][ T1131] should_failslab+0x9/0x20
[ 110.402666][ T1131] __kmem_cache_alloc_node+0x3d/0x2c0
[ 110.408137][ T1131] ? __cfi_mutex_lock+0x10/0x10
[ 110.412992][ T1131] ? delete_node+0x2f4/0xa60
[ 110.417687][ T1131] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.423678][ T1131] __kmalloc+0xa1/0x1e0
[ 110.427869][ T1131] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 110.433952][ T1131] tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.439772][ T1131] bpf_probe_unregister+0x61/0x70
[ 110.444932][ T1131] bpf_raw_tp_link_release+0x63/0x90
[ 110.450315][ T1131] bpf_link_free+0x13a/0x390
[ 110.455008][ T1131] ? bpf_link_put_deferred+0x20/0x20
[ 110.460306][ T1131] bpf_link_release+0x15f/0x170
[ 110.465172][ T1131] ? __cfi_bpf_link_release+0x10/0x10
[ 110.470574][ T1131] __fput+0x1fc/0x8f0
[ 110.474571][ T1131] ____fput+0x15/0x20
[ 110.478565][ T1131] task_work_run+0x1db/0x240
[ 110.483202][ T1131] ? __cfi_task_work_run+0x10/0x10
[ 110.488414][ T1131] exit_to_user_mode_loop+0x9b/0xb0
[ 110.493743][ T1131] exit_to_user_mode_prepare+0x5a/0xa0
[ 110.499313][ T1131] syscall_exit_to_user_mode+0x1a/0x30
[ 110.504874][ T1131] do_syscall_64+0x58/0xa0
[ 110.509386][ T1131] ? clear_bhb_loop+0x30/0x80
[ 110.514073][ T1131] ? clear_bhb_loop+0x30/0x80
[ 110.518855][ T1131] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 110.524768][ T1131] RIP: 0033:0x7fabc158ebe9
[ 110.529190][ T1131] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 110.549179][ T1131] RSP: 002b:00007fabc240a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 110.557987][ T1131] RAX: 0000000000000000 RBX: 00007fabc17c5fa0 RCX: 00007fabc158ebe9
[ 110.566080][ T1131] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 110.574257][ T1131] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 110.582232][ T1131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 110.590207][ T1131] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 110.598190][ T1131]
[ 110.604827][ T1128] FAULT_INJECTION: forcing a failure.
[ 110.604827][ T1128] name failslab, interval 1, probability 0, space 0, times 0
[ 110.624125][ T1128] CPU: 0 PID: 1128 Comm: syz.1.222 Not tainted syzkaller #0
[ 110.631596][ T1128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 110.641719][ T1128] Call Trace:
[ 110.645015][ T1128]
[ 110.647954][ T1128] __dump_stack+0x21/0x24
[ 110.652299][ T1128] dump_stack_lvl+0xee/0x150
[ 110.656900][ T1128] ? __cfi_dump_stack_lvl+0x8/0x8
[ 110.662003][ T1128] dump_stack+0x15/0x24
[ 110.666170][ T1128] should_fail_ex+0x3d4/0x520
[ 110.670870][ T1128] __should_failslab+0xac/0xf0
[ 110.675643][ T1128] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.681657][ T1128] should_failslab+0x9/0x20
[ 110.686170][ T1128] __kmem_cache_alloc_node+0x3d/0x2c0
[ 110.691648][ T1128] ? __cfi_mutex_lock+0x10/0x10
[ 110.696520][ T1128] ? delete_node+0x2f4/0xa60
[ 110.701123][ T1128] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.707114][ T1128] __kmalloc+0xa1/0x1e0
[ 110.711283][ T1128] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 110.717361][ T1128] tracepoint_probe_unregister+0x1e6/0x8b0
[ 110.723195][ T1128] bpf_probe_unregister+0x61/0x70
[ 110.728254][ T1128] bpf_raw_tp_link_release+0x63/0x90
[ 110.733555][ T1128] bpf_link_free+0x13a/0x390
[ 110.738184][ T1128] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 110.744351][ T1128] ? bpf_link_put_deferred+0x20/0x20
[ 110.749705][ T1128] bpf_link_release+0x15f/0x170
[ 110.754566][ T1128] ? __cfi_bpf_link_release+0x10/0x10
[ 110.759944][ T1128] __fput+0x1fc/0x8f0
[ 110.763966][ T1128] ____fput+0x15/0x20
[ 110.767954][ T1128] task_work_run+0x1db/0x240
[ 110.772559][ T1128] ? __cfi_task_work_run+0x10/0x10
[ 110.777707][ T1128] ? filp_close+0x111/0x160
[ 110.782227][ T1128] exit_to_user_mode_loop+0x9b/0xb0
[ 110.787434][ T1128] exit_to_user_mode_prepare+0x5a/0xa0
[ 110.792979][ T1128] syscall_exit_to_user_mode+0x1a/0x30
[ 110.798451][ T1128] do_syscall_64+0x58/0xa0
[ 110.802927][ T1128] ? clear_bhb_loop+0x30/0x80
[ 110.807635][ T1128] ? clear_bhb_loop+0x30/0x80
[ 110.812319][ T1128] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 110.818221][ T1128] RIP: 0033:0x7faa8eb8ebe9
[ 110.822728][ T1128] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 110.842536][ T1128] RSP: 002b:00007faa8fa15038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 110.851134][ T1128] RAX: 0000000000000000 RBX: 00007faa8edc6090 RCX: 00007faa8eb8ebe9
[ 110.859125][ T1128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 110.867232][ T1128] RBP: 00007faa8fa15090 R08: 0000000000000000 R09: 0000000000000000
[ 110.875213][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 110.883189][ T1128] R13: 00007faa8edc6128 R14: 00007faa8edc6090 R15: 00007ffc92a38f48
[ 110.891265][ T1128]
2025/09/15 10:47:18 executed programs: 222
[ 110.915483][ T1134] FAULT_INJECTION: forcing a failure.
[ 110.915483][ T1134] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 110.939873][ T1136] FAULT_INJECTION: forcing a failure.
[ 110.939873][ T1136] name failslab, interval 1, probability 0, space 0, times 0
[ 110.960340][ T1134] CPU: 0 PID: 1134 Comm: syz.2.223 Not tainted syzkaller #0
[ 110.960377][ T1134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 110.960391][ T1134] Call Trace:
[ 110.960398][ T1134]
[ 110.960407][ T1134] __dump_stack+0x21/0x24
[ 110.960445][ T1134] dump_stack_lvl+0xee/0x150
[ 110.960476][ T1134] ? __cfi_dump_stack_lvl+0x8/0x8
[ 110.960511][ T1134] dump_stack+0x15/0x24
[ 110.960528][ T1134] should_fail_ex+0x3d4/0x520
[ 110.960565][ T1134] should_fail+0xb/0x10
[ 110.960591][ T1134] should_fail_usercopy+0x1a/0x20
[ 110.960619][ T1134] _copy_to_user+0x1e/0x90
[ 110.960643][ T1134] simple_read_from_buffer+0xe9/0x160
[ 110.960668][ T1134] proc_fail_nth_read+0x19a/0x210
[ 110.960690][ T1134] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 110.960712][ T1134] ? security_file_permission+0x94/0xb0
[ 110.960738][ T1134] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 110.960758][ T1134] vfs_read+0x26e/0x8c0
[ 110.960789][ T1134] ? __cfi_vfs_read+0x10/0x10
[ 110.960818][ T1134] ? __kasan_check_write+0x14/0x20
[ 110.960849][ T1134] ? mutex_lock+0x8d/0x1a0
[ 110.960872][ T1134] ? __cfi_mutex_lock+0x10/0x10
[ 110.960898][ T1134] ? __fdget_pos+0x2cd/0x380
[ 110.960919][ T1134] ? ksys_read+0x71/0x240
[ 110.960949][ T1134] ksys_read+0x140/0x240
[ 110.960980][ T1134] ? __cfi_ksys_read+0x10/0x10
[ 110.961013][ T1134] __x64_sys_read+0x7b/0x90
[ 110.961044][ T1134] x64_sys_call+0x2f/0x9a0
[ 110.961070][ T1134] do_syscall_64+0x4c/0xa0
[ 110.961089][ T1134] ? clear_bhb_loop+0x30/0x80
[ 110.961115][ T1134] ? clear_bhb_loop+0x30/0x80
[ 110.961142][ T1134] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 110.961166][ T1134] RIP: 0033:0x7fe8c0b8d5fc
[ 110.961184][ T1134] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 110.961203][ T1134] RSP: 002b:00007fe8c09de030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 110.961228][ T1134] RAX: ffffffffffffffda RBX: 00007fe8c0dc6090 RCX: 00007fe8c0b8d5fc
[ 110.961245][ T1134] RDX: 000000000000000f RSI: 00007fe8c09de0a0 RDI: 000000000000000a
[ 110.961261][ T1134] RBP: 00007fe8c09de090 R08: 0000000000000000 R09: 0000000000000000
[ 110.961275][ T1134] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 110.961289][ T1134] R13: 00007fe8c0dc6128 R14: 00007fe8c0dc6090 R15: 00007ffd41bfe578
[ 110.961311][ T1134]
[ 111.240397][ T1136] CPU: 1 PID: 1136 Comm: syz.6.227 Not tainted syzkaller #0
[ 111.247754][ T1136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 111.257879][ T1136] Call Trace:
[ 111.261247][ T1136]
[ 111.264186][ T1136] __dump_stack+0x21/0x24
[ 111.268634][ T1136] dump_stack_lvl+0xee/0x150
[ 111.273329][ T1136] ? __cfi_dump_stack_lvl+0x8/0x8
[ 111.278401][ T1136] dump_stack+0x15/0x24
[ 111.282587][ T1136] should_fail_ex+0x3d4/0x520
[ 111.287294][ T1136] __should_failslab+0xac/0xf0
[ 111.292166][ T1136] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 111.298157][ T1136] should_failslab+0x9/0x20
[ 111.302760][ T1136] __kmem_cache_alloc_node+0x3d/0x2c0
[ 111.308237][ T1136] ? __cfi_mutex_lock+0x10/0x10
[ 111.313113][ T1136] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 111.319269][ T1136] __kmalloc+0xa1/0x1e0
[ 111.323558][ T1136] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 111.329744][ T1136] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 111.336043][ T1136] tracepoint_probe_unregister+0x1e6/0x8b0
[ 111.341871][ T1136] bpf_probe_unregister+0x61/0x70
[ 111.346919][ T1136] bpf_raw_tp_link_release+0x63/0x90
[ 111.352219][ T1136] bpf_link_free+0x13a/0x390
[ 111.356823][ T1136] ? bpf_link_put_deferred+0x20/0x20
[ 111.362133][ T1136] bpf_link_release+0x15f/0x170
[ 111.367010][ T1136] ? __cfi_bpf_link_release+0x10/0x10
[ 111.372477][ T1136] __fput+0x1fc/0x8f0
[ 111.376491][ T1136] ____fput+0x15/0x20
[ 111.380518][ T1136] task_work_run+0x1db/0x240
[ 111.385229][ T1136] ? __cfi_task_work_run+0x10/0x10
[ 111.390345][ T1136] ? filp_close+0x111/0x160
[ 111.394952][ T1136] exit_to_user_mode_loop+0x9b/0xb0
[ 111.400253][ T1136] exit_to_user_mode_prepare+0x5a/0xa0
[ 111.405790][ T1136] syscall_exit_to_user_mode+0x1a/0x30
[ 111.411302][ T1136] do_syscall_64+0x58/0xa0
[ 111.415882][ T1136] ? clear_bhb_loop+0x30/0x80
[ 111.420650][ T1136] ? clear_bhb_loop+0x30/0x80
[ 111.425444][ T1136] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 111.431445][ T1136] RIP: 0033:0x7fdfa4d8ebe9
[ 111.435872][ T1136] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 111.455666][ T1136] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 111.464099][ T1136] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 111.470311][ T1140] FAULT_INJECTION: forcing a failure.
[ 111.470311][ T1140] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 111.472175][ T1136] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 111.472193][ T1136] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 111.472208][ T1136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 111.503572][ T1145] FAULT_INJECTION: forcing a failure.
[ 111.503572][ T1145] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 111.509369][ T1136] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 111.509396][ T1136]
[ 111.512017][ T1140] CPU: 1 PID: 1140 Comm: syz.0.228 Not tainted syzkaller #0
[ 111.540813][ T1140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 111.550908][ T1140] Call Trace:
[ 111.554211][ T1140]
[ 111.557159][ T1140] __dump_stack+0x21/0x24
[ 111.561523][ T1140] dump_stack_lvl+0xee/0x150
[ 111.566134][ T1140] ? __cfi_dump_stack_lvl+0x8/0x8
[ 111.571177][ T1140] dump_stack+0x15/0x24
[ 111.575345][ T1140] should_fail_ex+0x3d4/0x520
[ 111.580052][ T1140] should_fail+0xb/0x10
[ 111.584231][ T1140] should_fail_usercopy+0x1a/0x20
[ 111.589300][ T1140] _copy_to_user+0x1e/0x90
[ 111.592175][ T1144] FAULT_INJECTION: forcing a failure.
[ 111.592175][ T1144] name failslab, interval 1, probability 0, space 0, times 0
[ 111.593854][ T1140] simple_read_from_buffer+0xe9/0x160
[ 111.593883][ T1140] proc_fail_nth_read+0x19a/0x210
[ 111.593905][ T1140] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 111.593928][ T1140] ? security_file_permission+0x94/0xb0
[ 111.593953][ T1140] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 111.593973][ T1140] vfs_read+0x26e/0x8c0
[ 111.594005][ T1140] ? __cfi_vfs_read+0x10/0x10
[ 111.594034][ T1140] ? __kasan_check_write+0x14/0x20
[ 111.647752][ T1140] ? mutex_lock+0x8d/0x1a0
[ 111.652222][ T1140] ? __cfi_mutex_lock+0x10/0x10
[ 111.657110][ T1140] ? __fdget_pos+0x2cd/0x380
[ 111.661731][ T1140] ? ksys_read+0x71/0x240
[ 111.666097][ T1140] ksys_read+0x140/0x240
[ 111.670703][ T1140] ? __cfi_ksys_read+0x10/0x10
[ 111.675966][ T1140] ? debug_smp_processor_id+0x17/0x20
[ 111.681383][ T1140] __x64_sys_read+0x7b/0x90
[ 111.685990][ T1140] x64_sys_call+0x2f/0x9a0
[ 111.690449][ T1140] do_syscall_64+0x4c/0xa0
[ 111.694896][ T1140] ? clear_bhb_loop+0x30/0x80
[ 111.699605][ T1140] ? clear_bhb_loop+0x30/0x80
[ 111.704407][ T1140] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 111.710348][ T1140] RIP: 0033:0x7fabc158d5fc
[ 111.714785][ T1140] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 111.734945][ T1140] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 111.743479][ T1140] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 111.751479][ T1140] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 000000000000000a
[ 111.759526][ T1140] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 111.767653][ T1140] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 111.775666][ T1140] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
[ 111.783746][ T1140]
[ 111.786771][ T1144] CPU: 0 PID: 1144 Comm: syz.1.230 Not tainted syzkaller #0
[ 111.794086][ T1144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 111.804154][ T1144] Call Trace:
[ 111.807438][ T1144]
[ 111.810385][ T1144] __dump_stack+0x21/0x24
[ 111.814746][ T1144] dump_stack_lvl+0xee/0x150
[ 111.819364][ T1144] ? __cfi_dump_stack_lvl+0x8/0x8
[ 111.824429][ T1144] dump_stack+0x15/0x24
[ 111.828621][ T1144] should_fail_ex+0x3d4/0x520
[ 111.833322][ T1144] __should_failslab+0xac/0xf0
[ 111.838095][ T1144] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 111.844087][ T1144] should_failslab+0x9/0x20
[ 111.848597][ T1144] __kmem_cache_alloc_node+0x3d/0x2c0
[ 111.853983][ T1144] ? __cfi_mutex_lock+0x10/0x10
[ 111.858850][ T1144] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 111.864957][ T1144] __kmalloc+0xa1/0x1e0
[ 111.869156][ T1144] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 111.875332][ T1144] tracepoint_probe_unregister+0x1e6/0x8b0
[ 111.881298][ T1144] bpf_probe_unregister+0x61/0x70
[ 111.886351][ T1144] bpf_raw_tp_link_release+0x63/0x90
[ 111.891678][ T1144] bpf_link_free+0x13a/0x390
[ 111.896312][ T1144] ? bpf_link_put_deferred+0x20/0x20
[ 111.901619][ T1144] bpf_link_release+0x15f/0x170
[ 111.906592][ T1144] ? __cfi_bpf_link_release+0x10/0x10
[ 111.911996][ T1144] __fput+0x1fc/0x8f0
[ 111.916019][ T1144] ____fput+0x15/0x20
[ 111.920035][ T1144] task_work_run+0x1db/0x240
[ 111.924673][ T1144] ? __cfi_task_work_run+0x10/0x10
[ 111.929813][ T1144] ? filp_close+0x111/0x160
[ 111.934430][ T1144] exit_to_user_mode_loop+0x9b/0xb0
[ 111.939639][ T1144] exit_to_user_mode_prepare+0x5a/0xa0
[ 111.945103][ T1144] syscall_exit_to_user_mode+0x1a/0x30
[ 111.950595][ T1144] do_syscall_64+0x58/0xa0
[ 111.955057][ T1144] ? clear_bhb_loop+0x30/0x80
[ 111.959762][ T1144] ? clear_bhb_loop+0x30/0x80
[ 111.964450][ T1144] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 111.970416][ T1144] RIP: 0033:0x7faa8eb8ebe9
[ 111.974845][ T1144] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 111.994604][ T1144] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 112.003048][ T1144] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 112.011047][ T1144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 112.019104][ T1144] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 112.027366][ T1144] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.035445][ T1144] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 112.043434][ T1144]
[ 112.054062][ T1145] CPU: 0 PID: 1145 Comm: syz.5.229 Not tainted syzkaller #0
[ 112.061429][ T1145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 112.071652][ T1145] Call Trace:
[ 112.074944][ T1145]
[ 112.077884][ T1145] __dump_stack+0x21/0x24
[ 112.082231][ T1145] dump_stack_lvl+0xee/0x150
[ 112.086837][ T1145] ? __cfi_dump_stack_lvl+0x8/0x8
[ 112.091881][ T1145] dump_stack+0x15/0x24
[ 112.096161][ T1145] should_fail_ex+0x3d4/0x520
[ 112.100852][ T1145] should_fail+0xb/0x10
[ 112.105105][ T1145] should_fail_usercopy+0x1a/0x20
[ 112.110145][ T1145] _copy_to_user+0x1e/0x90
[ 112.114669][ T1145] simple_read_from_buffer+0xe9/0x160
[ 112.120064][ T1145] proc_fail_nth_read+0x19a/0x210
[ 112.125113][ T1145] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 112.130860][ T1145] ? security_file_permission+0x94/0xb0
[ 112.136421][ T1145] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 112.142085][ T1145] vfs_read+0x26e/0x8c0
[ 112.146343][ T1145] ? __cfi_vfs_read+0x10/0x10
[ 112.151035][ T1145] ? __kasan_check_write+0x14/0x20
[ 112.156251][ T1145] ? mutex_lock+0x8d/0x1a0
[ 112.160675][ T1145] ? __cfi_mutex_lock+0x10/0x10
[ 112.165557][ T1145] ? __fdget_pos+0x2cd/0x380
[ 112.170278][ T1145] ? ksys_read+0x71/0x240
[ 112.174743][ T1145] ksys_read+0x140/0x240
[ 112.179005][ T1145] ? __cfi_ksys_read+0x10/0x10
[ 112.183810][ T1145] ? debug_smp_processor_id+0x17/0x20
[ 112.189223][ T1145] __x64_sys_read+0x7b/0x90
[ 112.193876][ T1145] x64_sys_call+0x2f/0x9a0
[ 112.198928][ T1145] do_syscall_64+0x4c/0xa0
[ 112.203453][ T1145] ? clear_bhb_loop+0x30/0x80
[ 112.208326][ T1145] ? clear_bhb_loop+0x30/0x80
[ 112.213186][ T1145] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 112.219093][ T1145] RIP: 0033:0x7f7262d8d5fc
[ 112.223520][ T1145] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 112.243420][ T1145] RSP: 002b:00007f7263be2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 112.252302][ T1145] RAX: ffffffffffffffda RBX: 00007f7262fc6090 RCX: 00007f7262d8d5fc
[ 112.260321][ T1145] RDX: 000000000000000f RSI: 00007f7263be20a0 RDI: 000000000000000a
[ 112.268320][ T1145] RBP: 00007f7263be2090 R08: 0000000000000000 R09: 0000000000000000
[ 112.276405][ T1145] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.284399][ T1145] R13: 00007f7262fc6128 R14: 00007f7262fc6090 R15: 00007ffca6cd86f8
[ 112.292422][ T1145]
[ 112.366609][ T1149] FAULT_INJECTION: forcing a failure.
[ 112.366609][ T1149] name failslab, interval 1, probability 0, space 0, times 0
[ 112.380094][ T1149] CPU: 0 PID: 1149 Comm: syz.2.232 Not tainted syzkaller #0
[ 112.387616][ T1149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 112.397946][ T1149] Call Trace:
[ 112.401243][ T1149]
[ 112.404188][ T1149] __dump_stack+0x21/0x24
[ 112.408790][ T1149] dump_stack_lvl+0xee/0x150
[ 112.413444][ T1149] ? __cfi_dump_stack_lvl+0x8/0x8
[ 112.418502][ T1149] dump_stack+0x15/0x24
[ 112.422674][ T1149] should_fail_ex+0x3d4/0x520
[ 112.427368][ T1149] __should_failslab+0xac/0xf0
[ 112.432250][ T1149] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 112.438359][ T1149] should_failslab+0x9/0x20
[ 112.443164][ T1149] __kmem_cache_alloc_node+0x3d/0x2c0
[ 112.448604][ T1149] ? __cfi_mutex_lock+0x10/0x10
[ 112.453550][ T1149] ? delete_node+0x2f4/0xa60
[ 112.458392][ T1149] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 112.464530][ T1149] __kmalloc+0xa1/0x1e0
[ 112.468712][ T1149] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 112.475143][ T1149] tracepoint_probe_unregister+0x1e6/0x8b0
[ 112.480973][ T1149] bpf_probe_unregister+0x61/0x70
[ 112.486103][ T1149] bpf_raw_tp_link_release+0x63/0x90
[ 112.491635][ T1149] bpf_link_free+0x13a/0x390
[ 112.496273][ T1149] ? bpf_link_put_deferred+0x20/0x20
[ 112.501804][ T1149] bpf_link_release+0x15f/0x170
[ 112.506703][ T1149] ? __cfi_bpf_link_release+0x10/0x10
[ 112.512091][ T1149] __fput+0x1fc/0x8f0
[ 112.516085][ T1149] ____fput+0x15/0x20
[ 112.520095][ T1149] task_work_run+0x1db/0x240
[ 112.524887][ T1149] ? __cfi_task_work_run+0x10/0x10
[ 112.530098][ T1149] ? filp_close+0x111/0x160
[ 112.534609][ T1149] exit_to_user_mode_loop+0x9b/0xb0
[ 112.539834][ T1149] exit_to_user_mode_prepare+0x5a/0xa0
[ 112.545431][ T1149] syscall_exit_to_user_mode+0x1a/0x30
[ 112.550932][ T1149] do_syscall_64+0x58/0xa0
[ 112.555406][ T1149] ? clear_bhb_loop+0x30/0x80
[ 112.560119][ T1149] ? clear_bhb_loop+0x30/0x80
[ 112.564918][ T1149] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 112.570837][ T1149] RIP: 0033:0x7fe8c0b8ebe9
[ 112.575261][ T1149] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 112.594980][ T1149] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 112.603499][ T1149] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 112.611502][ T1149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 112.619478][ T1149] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 112.627556][ T1149] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.635672][ T1149] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 112.643674][ T1149]
[ 112.648551][ T1147] FAULT_INJECTION: forcing a failure.
[ 112.648551][ T1147] name failslab, interval 1, probability 0, space 0, times 0
[ 112.662243][ T1147] CPU: 0 PID: 1147 Comm: syz.6.231 Not tainted syzkaller #0
[ 112.669592][ T1147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 112.679783][ T1147] Call Trace:
[ 112.683089][ T1147]
[ 112.686033][ T1147] __dump_stack+0x21/0x24
[ 112.690400][ T1147] dump_stack_lvl+0xee/0x150
[ 112.695037][ T1147] ? __cfi_dump_stack_lvl+0x8/0x8
[ 112.700119][ T1147] dump_stack+0x15/0x24
[ 112.704301][ T1147] should_fail_ex+0x3d4/0x520
[ 112.709042][ T1147] __should_failslab+0xac/0xf0
[ 112.713845][ T1147] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 112.719864][ T1147] should_failslab+0x9/0x20
[ 112.724459][ T1147] __kmem_cache_alloc_node+0x3d/0x2c0
[ 112.729916][ T1147] ? __cfi_mutex_lock+0x10/0x10
[ 112.734964][ T1147] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 112.741000][ T1147] __kmalloc+0xa1/0x1e0
[ 112.745173][ T1147] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 112.751334][ T1147] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 112.757428][ T1147] tracepoint_probe_unregister+0x1e6/0x8b0
[ 112.763458][ T1147] bpf_probe_unregister+0x61/0x70
[ 112.768605][ T1147] bpf_raw_tp_link_release+0x63/0x90
[ 112.774277][ T1147] bpf_link_free+0x13a/0x390
[ 112.779017][ T1147] ? irqentry_exit+0x37/0x40
[ 112.783822][ T1147] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 112.789642][ T1147] ? bpf_link_put_deferred+0x20/0x20
[ 112.795030][ T1147] ? __cfi_____fput+0x10/0x10
[ 112.799717][ T1147] bpf_link_release+0x15f/0x170
[ 112.804854][ T1147] ? __cfi_bpf_link_release+0x10/0x10
[ 112.810350][ T1147] __fput+0x1fc/0x8f0
[ 112.814388][ T1147] ____fput+0x15/0x20
[ 112.818406][ T1147] task_work_run+0x1db/0x240
[ 112.823059][ T1147] ? __cfi_task_work_run+0x10/0x10
[ 112.828376][ T1147] ? filp_close+0x111/0x160
[ 112.832923][ T1147] exit_to_user_mode_loop+0x9b/0xb0
[ 112.838417][ T1147] exit_to_user_mode_prepare+0x5a/0xa0
[ 112.844170][ T1147] syscall_exit_to_user_mode+0x1a/0x30
[ 112.849707][ T1147] do_syscall_64+0x58/0xa0
[ 112.854170][ T1147] ? clear_bhb_loop+0x30/0x80
[ 112.859047][ T1147] ? clear_bhb_loop+0x30/0x80
[ 112.863917][ T1147] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 112.869832][ T1147] RIP: 0033:0x7fdfa4d8ebe9
[ 112.874275][ T1147] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 112.894662][ T1147] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 112.903206][ T1147] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 112.911200][ T1147] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 112.919192][ T1147] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 112.927217][ T1147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.935205][ T1147] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 112.943280][ T1147]
[ 112.952545][ T1161] FAULT_INJECTION: forcing a failure.
[ 112.952545][ T1161] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 112.959506][ T1152] FAULT_INJECTION: forcing a failure.
[ 112.959506][ T1152] name failslab, interval 1, probability 0, space 0, times 0
[ 112.974944][ T1161] CPU: 0 PID: 1161 Comm: syz.0.234 Not tainted syzkaller #0
[ 112.986301][ T1161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 112.996584][ T1161] Call Trace:
[ 112.999894][ T1161]
[ 113.002930][ T1161] __dump_stack+0x21/0x24
[ 113.007381][ T1161] dump_stack_lvl+0xee/0x150
[ 113.012003][ T1161] ? __cfi_dump_stack_lvl+0x8/0x8
[ 113.017062][ T1161] dump_stack+0x15/0x24
[ 113.021261][ T1161] should_fail_ex+0x3d4/0x520
[ 113.026004][ T1161] should_fail+0xb/0x10
[ 113.030275][ T1161] should_fail_usercopy+0x1a/0x20
[ 113.035394][ T1161] _copy_to_user+0x1e/0x90
[ 113.040031][ T1161] simple_read_from_buffer+0xe9/0x160
[ 113.045565][ T1161] proc_fail_nth_read+0x19a/0x210
[ 113.050659][ T1161] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 113.056277][ T1161] ? security_file_permission+0x94/0xb0
[ 113.061863][ T1161] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 113.067431][ T1161] vfs_read+0x26e/0x8c0
[ 113.071716][ T1161] ? __cfi_vfs_read+0x10/0x10
[ 113.076555][ T1161] ? __kasan_check_write+0x14/0x20
[ 113.081721][ T1161] ? mutex_lock+0x8d/0x1a0
[ 113.086166][ T1161] ? __cfi_mutex_lock+0x10/0x10
[ 113.091145][ T1161] ? __fdget_pos+0x2cd/0x380
[ 113.095813][ T1161] ? ksys_read+0x71/0x240
[ 113.100210][ T1161] ksys_read+0x140/0x240
[ 113.104521][ T1161] ? __cfi_ksys_read+0x10/0x10
[ 113.109500][ T1161] ? debug_smp_processor_id+0x17/0x20
[ 113.114925][ T1161] __x64_sys_read+0x7b/0x90
[ 113.119515][ T1161] x64_sys_call+0x2f/0x9a0
[ 113.123969][ T1161] do_syscall_64+0x4c/0xa0
[ 113.128501][ T1161] ? clear_bhb_loop+0x30/0x80
[ 113.133208][ T1161] ? clear_bhb_loop+0x30/0x80
[ 113.137913][ T1161] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 113.143831][ T1161] RIP: 0033:0x7fabc158d5fc
[ 113.148274][ T1161] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 113.167917][ T1161] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 113.176357][ T1161] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 113.184375][ T1161] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 000000000000000a
[ 113.192375][ T1161] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 113.200614][ T1161] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 113.208800][ T1161] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
[ 113.216825][ T1161]
[ 113.219874][ T1152] CPU: 1 PID: 1152 Comm: syz.1.233 Not tainted syzkaller #0
[ 113.227288][ T1152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 113.237513][ T1152] Call Trace:
[ 113.240834][ T1152]
[ 113.243782][ T1152] __dump_stack+0x21/0x24
[ 113.248235][ T1152] dump_stack_lvl+0xee/0x150
[ 113.252842][ T1152] ? __cfi_dump_stack_lvl+0x8/0x8
[ 113.257977][ T1152] dump_stack+0x15/0x24
[ 113.262139][ T1152] should_fail_ex+0x3d4/0x520
[ 113.266841][ T1152] __should_failslab+0xac/0xf0
[ 113.271631][ T1152] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 113.277665][ T1152] should_failslab+0x9/0x20
[ 113.282200][ T1152] __kmem_cache_alloc_node+0x3d/0x2c0
[ 113.287683][ T1152] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 113.293797][ T1152] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 113.299916][ T1152] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 113.305914][ T1152] __kmalloc+0xa1/0x1e0
[ 113.310086][ T1152] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 113.316183][ T1152] tracepoint_probe_unregister+0x1e6/0x8b0
[ 113.322006][ T1152] bpf_probe_unregister+0x61/0x70
[ 113.327062][ T1152] bpf_raw_tp_link_release+0x63/0x90
[ 113.332518][ T1152] bpf_link_free+0x13a/0x390
[ 113.337145][ T1152] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 113.343420][ T1152] ? bpf_link_put_deferred+0x20/0x20
[ 113.348738][ T1152] bpf_link_release+0x15f/0x170
[ 113.353878][ T1152] ? __cfi_bpf_link_release+0x10/0x10
[ 113.359322][ T1152] __fput+0x1fc/0x8f0
[ 113.363337][ T1152] ____fput+0x15/0x20
[ 113.367520][ T1152] task_work_run+0x1db/0x240
[ 113.372563][ T1152] ? __cfi_task_work_run+0x10/0x10
[ 113.377774][ T1152] ? filp_close+0x111/0x160
[ 113.382294][ T1152] exit_to_user_mode_loop+0x9b/0xb0
[ 113.387590][ T1152] exit_to_user_mode_prepare+0x5a/0xa0
[ 113.393084][ T1152] syscall_exit_to_user_mode+0x1a/0x30
[ 113.398556][ T1152] do_syscall_64+0x58/0xa0
[ 113.402975][ T1152] ? clear_bhb_loop+0x30/0x80
[ 113.407674][ T1152] ? clear_bhb_loop+0x30/0x80
[ 113.412383][ T1152] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 113.418333][ T1152] RIP: 0033:0x7faa8eb8ebe9
[ 113.422772][ T1152] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 113.442526][ T1152] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 113.450993][ T1152] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 113.458995][ T1152] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 113.466996][ T1152] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 113.475063][ T1152] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 113.483147][ T1152] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 113.491134][ T1152]
[ 113.494877][ T1157] FAULT_INJECTION: forcing a failure.
[ 113.494877][ T1157] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 113.511109][ T1157] CPU: 1 PID: 1157 Comm: syz.5.235 Not tainted syzkaller #0
[ 113.518492][ T1157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 113.528816][ T1157] Call Trace:
[ 113.532213][ T1157]
[ 113.535180][ T1157] __dump_stack+0x21/0x24
[ 113.539555][ T1157] dump_stack_lvl+0xee/0x150
[ 113.544183][ T1157] ? __cfi_dump_stack_lvl+0x8/0x8
[ 113.549328][ T1157] dump_stack+0x15/0x24
[ 113.553562][ T1157] should_fail_ex+0x3d4/0x520
[ 113.558307][ T1157] should_fail+0xb/0x10
[ 113.562478][ T1157] should_fail_usercopy+0x1a/0x20
[ 113.567523][ T1157] _copy_to_user+0x1e/0x90
[ 113.571979][ T1157] simple_read_from_buffer+0xe9/0x160
[ 113.577365][ T1157] proc_fail_nth_read+0x19a/0x210
[ 113.582468][ T1157] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 113.588028][ T1157] ? security_file_permission+0x94/0xb0
[ 113.593591][ T1157] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 113.599142][ T1157] vfs_read+0x26e/0x8c0
[ 113.603310][ T1157] ? __cfi_vfs_read+0x10/0x10
[ 113.608001][ T1157] ? __kasan_check_write+0x14/0x20
[ 113.613129][ T1157] ? mutex_lock+0x8d/0x1a0
[ 113.617560][ T1157] ? __cfi_mutex_lock+0x10/0x10
[ 113.622423][ T1157] ? __fdget_pos+0x2cd/0x380
[ 113.627019][ T1157] ? ksys_read+0x71/0x240
[ 113.631361][ T1157] ksys_read+0x140/0x240
[ 113.635707][ T1157] ? __cfi_ksys_read+0x10/0x10
[ 113.640489][ T1157] ? debug_smp_processor_id+0x17/0x20
[ 113.645899][ T1157] __x64_sys_read+0x7b/0x90
[ 113.650434][ T1157] x64_sys_call+0x2f/0x9a0
[ 113.654864][ T1157] do_syscall_64+0x4c/0xa0
[ 113.659292][ T1157] ? clear_bhb_loop+0x30/0x80
[ 113.664002][ T1157] ? clear_bhb_loop+0x30/0x80
[ 113.668692][ T1157] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 113.674682][ T1157] RIP: 0033:0x7f7262d8d5fc
[ 113.679187][ T1157] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 113.698797][ T1157] RSP: 002b:00007f7263be2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 113.707270][ T1157] RAX: ffffffffffffffda RBX: 00007f7262fc6090 RCX: 00007f7262d8d5fc
[ 113.715254][ T1157] RDX: 000000000000000f RSI: 00007f7263be20a0 RDI: 000000000000000a
[ 113.723319][ T1157] RBP: 00007f7263be2090 R08: 0000000000000000 R09: 0000000000000000
[ 113.731298][ T1157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 113.739272][ T1157] R13: 00007f7262fc6128 R14: 00007f7262fc6090 R15: 00007ffca6cd86f8
[ 113.747342][ T1157]
[ 113.773611][ T1159] FAULT_INJECTION: forcing a failure.
[ 113.773611][ T1159] name failslab, interval 1, probability 0, space 0, times 0
[ 113.786424][ T1159] CPU: 1 PID: 1159 Comm: syz.2.236 Not tainted syzkaller #0
[ 113.793846][ T1159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 113.804034][ T1159] Call Trace:
[ 113.807504][ T1159]
[ 113.810441][ T1159] __dump_stack+0x21/0x24
[ 113.814790][ T1159] dump_stack_lvl+0xee/0x150
[ 113.819392][ T1159] ? __cfi_dump_stack_lvl+0x8/0x8
[ 113.824638][ T1159] dump_stack+0x15/0x24
[ 113.829322][ T1159] should_fail_ex+0x3d4/0x520
[ 113.834019][ T1159] __should_failslab+0xac/0xf0
[ 113.838884][ T1159] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 113.844880][ T1159] should_failslab+0x9/0x20
[ 113.849389][ T1159] __kmem_cache_alloc_node+0x3d/0x2c0
[ 113.854943][ T1159] ? __cfi_mutex_lock+0x10/0x10
[ 113.859813][ T1159] ? delete_node+0x2f4/0xa60
[ 113.864407][ T1159] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 113.870392][ T1159] __kmalloc+0xa1/0x1e0
[ 113.874603][ T1159] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 113.880707][ T1159] tracepoint_probe_unregister+0x1e6/0x8b0
[ 113.886528][ T1159] bpf_probe_unregister+0x61/0x70
[ 113.891565][ T1159] bpf_raw_tp_link_release+0x63/0x90
[ 113.896869][ T1159] bpf_link_free+0x13a/0x390
[ 113.901532][ T1159] ? bpf_link_put_deferred+0x20/0x20
[ 113.906933][ T1159] bpf_link_release+0x15f/0x170
[ 113.911812][ T1159] ? __cfi_bpf_link_release+0x10/0x10
[ 113.917201][ T1159] __fput+0x1fc/0x8f0
[ 113.921215][ T1159] ____fput+0x15/0x20
[ 113.925210][ T1159] task_work_run+0x1db/0x240
[ 113.929817][ T1159] ? __cfi_task_work_run+0x10/0x10
[ 113.934953][ T1159] ? filp_close+0x111/0x160
[ 113.939497][ T1159] exit_to_user_mode_loop+0x9b/0xb0
[ 113.944714][ T1159] exit_to_user_mode_prepare+0x5a/0xa0
[ 113.950293][ T1159] syscall_exit_to_user_mode+0x1a/0x30
[ 113.955798][ T1159] do_syscall_64+0x58/0xa0
[ 113.960240][ T1159] ? clear_bhb_loop+0x30/0x80
[ 113.964945][ T1159] ? clear_bhb_loop+0x30/0x80
[ 113.969636][ T1159] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 113.975544][ T1159] RIP: 0033:0x7fe8c0b8ebe9
[ 113.979972][ T1159] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 113.999936][ T1159] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 114.008387][ T1159] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 114.016426][ T1159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 114.024855][ T1159] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 114.032940][ T1159] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 114.040967][ T1159] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 114.049075][ T1159]
[ 114.085472][ T1163] FAULT_INJECTION: forcing a failure.
[ 114.085472][ T1163] name failslab, interval 1, probability 0, space 0, times 0
[ 114.098644][ T1163] CPU: 1 PID: 1163 Comm: syz.6.237 Not tainted syzkaller #0
[ 114.106017][ T1163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 114.116098][ T1163] Call Trace:
[ 114.119406][ T1163]
[ 114.122555][ T1163] __dump_stack+0x21/0x24
[ 114.127009][ T1163] dump_stack_lvl+0xee/0x150
[ 114.131620][ T1163] ? __cfi_dump_stack_lvl+0x8/0x8
[ 114.136673][ T1163] dump_stack+0x15/0x24
[ 114.140844][ T1163] should_fail_ex+0x3d4/0x520
[ 114.145581][ T1163] __should_failslab+0xac/0xf0
[ 114.150527][ T1163] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 114.156571][ T1163] should_failslab+0x9/0x20
[ 114.161200][ T1163] __kmem_cache_alloc_node+0x3d/0x2c0
[ 114.166584][ T1163] ? __cfi_mutex_lock+0x10/0x10
[ 114.171454][ T1163] ? delete_node+0x2f4/0xa60
[ 114.176236][ T1163] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 114.182263][ T1163] __kmalloc+0xa1/0x1e0
[ 114.186438][ T1163] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 114.192700][ T1163] tracepoint_probe_unregister+0x1e6/0x8b0
[ 114.198519][ T1163] bpf_probe_unregister+0x61/0x70
[ 114.203604][ T1163] bpf_raw_tp_link_release+0x63/0x90
[ 114.208904][ T1163] bpf_link_free+0x13a/0x390
[ 114.213532][ T1163] ? bpf_link_put_deferred+0x20/0x20
[ 114.218859][ T1163] bpf_link_release+0x15f/0x170
[ 114.223841][ T1163] ? __cfi_bpf_link_release+0x10/0x10
[ 114.229230][ T1163] __fput+0x1fc/0x8f0
[ 114.233244][ T1163] ____fput+0x15/0x20
[ 114.237363][ T1163] task_work_run+0x1db/0x240
[ 114.241972][ T1163] ? __cfi_task_work_run+0x10/0x10
[ 114.247128][ T1163] ? filp_close+0x111/0x160
[ 114.251677][ T1163] exit_to_user_mode_loop+0x9b/0xb0
[ 114.256888][ T1163] exit_to_user_mode_prepare+0x5a/0xa0
[ 114.262356][ T1163] syscall_exit_to_user_mode+0x1a/0x30
[ 114.267829][ T1163] do_syscall_64+0x58/0xa0
[ 114.272254][ T1163] ? clear_bhb_loop+0x30/0x80
[ 114.276967][ T1163] ? clear_bhb_loop+0x30/0x80
[ 114.281741][ T1163] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 114.287726][ T1163] RIP: 0033:0x7fdfa4d8ebe9
[ 114.292176][ T1163] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 114.312081][ T1163] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 114.320597][ T1163] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 114.328731][ T1163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 114.337242][ T1163] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 114.345357][ T1163] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 114.353356][ T1163] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 114.361437][ T1163]
[ 114.369264][ T1168] FAULT_INJECTION: forcing a failure.
[ 114.369264][ T1168] name failslab, interval 1, probability 0, space 0, times 0
[ 114.382169][ T1168] CPU: 0 PID: 1168 Comm: syz.0.239 Not tainted syzkaller #0
[ 114.389534][ T1168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 114.399638][ T1168] Call Trace:
[ 114.402956][ T1168]
[ 114.405918][ T1168] __dump_stack+0x21/0x24
[ 114.410284][ T1168] dump_stack_lvl+0xee/0x150
[ 114.414892][ T1168] ? __cfi_dump_stack_lvl+0x8/0x8
[ 114.419936][ T1168] dump_stack+0x15/0x24
[ 114.424115][ T1168] should_fail_ex+0x3d4/0x520
[ 114.428881][ T1168] __should_failslab+0xac/0xf0
[ 114.433799][ T1168] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 114.439805][ T1168] should_failslab+0x9/0x20
[ 114.444405][ T1168] __kmem_cache_alloc_node+0x3d/0x2c0
[ 114.449803][ T1168] ? __cfi_mutex_lock+0x10/0x10
[ 114.454748][ T1168] ? delete_node+0x2f4/0xa60
[ 114.459415][ T1168] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 114.465668][ T1168] __kmalloc+0xa1/0x1e0
[ 114.469870][ T1168] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 114.476058][ T1168] tracepoint_probe_unregister+0x1e6/0x8b0
[ 114.481878][ T1168] bpf_probe_unregister+0x61/0x70
[ 114.487001][ T1168] bpf_raw_tp_link_release+0x63/0x90
[ 114.492292][ T1168] bpf_link_free+0x13a/0x390
[ 114.496900][ T1168] ? bpf_link_put_deferred+0x20/0x20
[ 114.502212][ T1168] bpf_link_release+0x15f/0x170
[ 114.507065][ T1168] ? __cfi_bpf_link_release+0x10/0x10
[ 114.512442][ T1168] __fput+0x1fc/0x8f0
[ 114.516558][ T1168] ____fput+0x15/0x20
[ 114.520551][ T1168] task_work_run+0x1db/0x240
[ 114.525150][ T1168] ? __cfi_task_work_run+0x10/0x10
[ 114.530311][ T1168] ? filp_close+0x111/0x160
[ 114.534823][ T1168] exit_to_user_mode_loop+0x9b/0xb0
[ 114.540029][ T1168] exit_to_user_mode_prepare+0x5a/0xa0
[ 114.545514][ T1168] syscall_exit_to_user_mode+0x1a/0x30
[ 114.550981][ T1168] do_syscall_64+0x58/0xa0
[ 114.555444][ T1168] ? clear_bhb_loop+0x30/0x80
[ 114.560167][ T1168] ? clear_bhb_loop+0x30/0x80
[ 114.564865][ T1168] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 114.570863][ T1168] RIP: 0033:0x7fabc158ebe9
[ 114.575385][ T1168] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 114.595287][ T1168] RSP: 002b:00007fabc240a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 114.603746][ T1168] RAX: 0000000000000000 RBX: 00007fabc17c5fa0 RCX: 00007fabc158ebe9
[ 114.611847][ T1168] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 114.619866][ T1168] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 114.627842][ T1168] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 114.635818][ T1168] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 114.643801][ T1168]
[ 114.648060][ T1177] FAULT_INJECTION: forcing a failure.
[ 114.648060][ T1177] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 114.664174][ T1166] FAULT_INJECTION: forcing a failure.
[ 114.664174][ T1166] name failslab, interval 1, probability 0, space 0, times 0
[ 114.664482][ T1177] CPU: 0 PID: 1177 Comm: syz.2.240 Not tainted syzkaller #0
[ 114.684472][ T1177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 114.694550][ T1177] Call Trace:
[ 114.697837][ T1177]
[ 114.700862][ T1177] __dump_stack+0x21/0x24
[ 114.705223][ T1177] dump_stack_lvl+0xee/0x150
[ 114.709833][ T1177] ? __cfi_dump_stack_lvl+0x8/0x8
[ 114.714977][ T1177] dump_stack+0x15/0x24
[ 114.719238][ T1177] should_fail_ex+0x3d4/0x520
[ 114.724021][ T1177] should_fail+0xb/0x10
[ 114.728191][ T1177] should_fail_usercopy+0x1a/0x20
[ 114.733251][ T1177] _copy_to_user+0x1e/0x90
[ 114.737686][ T1177] simple_read_from_buffer+0xe9/0x160
[ 114.743250][ T1177] proc_fail_nth_read+0x19a/0x210
[ 114.748376][ T1177] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 114.753988][ T1177] ? security_file_permission+0x94/0xb0
[ 114.759649][ T1177] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 114.765212][ T1177] vfs_read+0x26e/0x8c0
[ 114.769910][ T1177] ? __cfi_vfs_read+0x10/0x10
[ 114.774609][ T1177] ? __kasan_check_write+0x14/0x20
[ 114.779832][ T1177] ? mutex_lock+0x8d/0x1a0
[ 114.784522][ T1177] ? __cfi_mutex_lock+0x10/0x10
[ 114.789387][ T1177] ? __fdget_pos+0x2cd/0x380
[ 114.793996][ T1177] ? ksys_read+0x71/0x240
[ 114.798344][ T1177] ksys_read+0x140/0x240
[ 114.802607][ T1177] ? __cfi_ksys_read+0x10/0x10
[ 114.807440][ T1177] ? debug_smp_processor_id+0x17/0x20
[ 114.812852][ T1177] __x64_sys_read+0x7b/0x90
[ 114.817402][ T1177] x64_sys_call+0x2f/0x9a0
[ 114.821864][ T1177] do_syscall_64+0x4c/0xa0
[ 114.826314][ T1177] ? clear_bhb_loop+0x30/0x80
[ 114.831211][ T1177] ? clear_bhb_loop+0x30/0x80
[ 114.836159][ T1177] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 114.842085][ T1177] RIP: 0033:0x7fe8c0b8d5fc
[ 114.846778][ T1177] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 114.866408][ T1177] RSP: 002b:00007fe8c09de030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 114.874872][ T1177] RAX: ffffffffffffffda RBX: 00007fe8c0dc6090 RCX: 00007fe8c0b8d5fc
[ 114.882950][ T1177] RDX: 000000000000000f RSI: 00007fe8c09de0a0 RDI: 000000000000000a
[ 114.891051][ T1177] RBP: 00007fe8c09de090 R08: 0000000000000000 R09: 0000000000000000
[ 114.899046][ T1177] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 114.907115][ T1177] R13: 00007fe8c0dc6128 R14: 00007fe8c0dc6090 R15: 00007ffd41bfe578
[ 114.915105][ T1177]
[ 114.918135][ T1166] CPU: 1 PID: 1166 Comm: syz.1.238 Not tainted syzkaller #0
[ 114.925075][ T1174] FAULT_INJECTION: forcing a failure.
[ 114.925075][ T1174] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 114.925453][ T1166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 114.925470][ T1166] Call Trace:
[ 114.925477][ T1166]
[ 114.925486][ T1166] __dump_stack+0x21/0x24
[ 114.925524][ T1166] dump_stack_lvl+0xee/0x150
[ 114.964776][ T1166] ? __cfi_dump_stack_lvl+0x8/0x8
[ 114.970120][ T1166] dump_stack+0x15/0x24
[ 114.974299][ T1166] should_fail_ex+0x3d4/0x520
[ 114.979106][ T1166] __should_failslab+0xac/0xf0
[ 114.983904][ T1166] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 114.989916][ T1166] should_failslab+0x9/0x20
[ 114.994441][ T1166] __kmem_cache_alloc_node+0x3d/0x2c0
[ 114.999848][ T1166] ? __cfi_mutex_lock+0x10/0x10
[ 115.004731][ T1166] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 115.010748][ T1166] __kmalloc+0xa1/0x1e0
[ 115.015129][ T1166] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 115.021412][ T1166] tracepoint_probe_unregister+0x1e6/0x8b0
[ 115.027248][ T1166] bpf_probe_unregister+0x61/0x70
[ 115.032393][ T1166] bpf_raw_tp_link_release+0x63/0x90
[ 115.037709][ T1166] bpf_link_free+0x13a/0x390
[ 115.042412][ T1166] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 115.048764][ T1166] ? bpf_link_put_deferred+0x20/0x20
[ 115.054135][ T1166] bpf_link_release+0x15f/0x170
[ 115.059015][ T1166] ? __cfi_bpf_link_release+0x10/0x10
[ 115.064426][ T1166] __fput+0x1fc/0x8f0
[ 115.068458][ T1166] ____fput+0x15/0x20
[ 115.072480][ T1166] task_work_run+0x1db/0x240
[ 115.077100][ T1166] ? __cfi_task_work_run+0x10/0x10
[ 115.082229][ T1166] ? filp_close+0x111/0x160
[ 115.086758][ T1166] exit_to_user_mode_loop+0x9b/0xb0
[ 115.091991][ T1166] exit_to_user_mode_prepare+0x5a/0xa0
[ 115.097485][ T1166] syscall_exit_to_user_mode+0x1a/0x30
[ 115.103171][ T1166] do_syscall_64+0x58/0xa0
[ 115.107790][ T1166] ? clear_bhb_loop+0x30/0x80
[ 115.112513][ T1166] ? clear_bhb_loop+0x30/0x80
[ 115.117207][ T1166] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 115.123120][ T1166] RIP: 0033:0x7faa8eb8ebe9
[ 115.127549][ T1166] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 115.147687][ T1166] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 115.156117][ T1166] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 115.164099][ T1166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 115.172077][ T1166] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 115.180195][ T1166] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 115.188211][ T1166] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 115.196213][ T1166]
[ 115.199408][ T1174] CPU: 0 PID: 1174 Comm: syz.5.241 Not tainted syzkaller #0
[ 115.207011][ T1174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 115.217283][ T1174] Call Trace:
[ 115.220580][ T1174]
[ 115.223519][ T1174] __dump_stack+0x21/0x24
[ 115.227864][ T1174] dump_stack_lvl+0xee/0x150
[ 115.232555][ T1174] ? __cfi_dump_stack_lvl+0x8/0x8
[ 115.237709][ T1174] dump_stack+0x15/0x24
[ 115.241893][ T1174] should_fail_ex+0x3d4/0x520
[ 115.246957][ T1174] should_fail+0xb/0x10
[ 115.251313][ T1174] should_fail_usercopy+0x1a/0x20
[ 115.256735][ T1174] _copy_to_user+0x1e/0x90
[ 115.261444][ T1174] simple_read_from_buffer+0xe9/0x160
[ 115.266826][ T1174] proc_fail_nth_read+0x19a/0x210
[ 115.271861][ T1174] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 115.277426][ T1174] ? security_file_permission+0x94/0xb0
[ 115.283416][ T1174] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 115.289072][ T1174] vfs_read+0x26e/0x8c0
[ 115.293301][ T1174] ? __cfi_vfs_read+0x10/0x10
[ 115.298016][ T1174] ? __kasan_check_write+0x14/0x20
[ 115.303161][ T1174] ? mutex_lock+0x8d/0x1a0
[ 115.307612][ T1174] ? __cfi_mutex_lock+0x10/0x10
[ 115.312741][ T1174] ? __fdget_pos+0x2cd/0x380
[ 115.317357][ T1174] ? ksys_read+0x71/0x240
[ 115.321790][ T1174] ksys_read+0x140/0x240
[ 115.326045][ T1174] ? __cfi_ksys_read+0x10/0x10
[ 115.330836][ T1174] __x64_sys_read+0x7b/0x90
[ 115.335372][ T1174] x64_sys_call+0x2f/0x9a0
[ 115.339798][ T1174] do_syscall_64+0x4c/0xa0
[ 115.344220][ T1174] ? clear_bhb_loop+0x30/0x80
[ 115.348910][ T1174] ? clear_bhb_loop+0x30/0x80
[ 115.353615][ T1174] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 115.359524][ T1174] RIP: 0033:0x7f7262d8d5fc
[ 115.363961][ T1174] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 115.383679][ T1174] RSP: 002b:00007f7263be2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 115.392216][ T1174] RAX: ffffffffffffffda RBX: 00007f7262fc6090 RCX: 00007f7262d8d5fc
[ 115.400213][ T1174] RDX: 000000000000000f RSI: 00007f7263be20a0 RDI: 000000000000000a
[ 115.408200][ T1174] RBP: 00007f7263be2090 R08: 0000000000000000 R09: 0000000000000000
[ 115.416309][ T1174] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 115.424657][ T1174] R13: 00007f7262fc6128 R14: 00007f7262fc6090 R15: 00007ffca6cd86f8
[ 115.432683][ T1174]
[ 115.441932][ T1178] FAULT_INJECTION: forcing a failure.
[ 115.441932][ T1178] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 115.492234][ T1182] FAULT_INJECTION: forcing a failure.
[ 115.492234][ T1182] name failslab, interval 1, probability 0, space 0, times 0
[ 115.521415][ T1178] CPU: 1 PID: 1178 Comm: syz.6.242 Not tainted syzkaller #0
[ 115.528774][ T1178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 115.538886][ T1178] Call Trace:
[ 115.542205][ T1178]
[ 115.545163][ T1178] __dump_stack+0x21/0x24
[ 115.549535][ T1178] dump_stack_lvl+0xee/0x150
[ 115.554163][ T1178] ? __cfi_dump_stack_lvl+0x8/0x8
[ 115.559321][ T1178] dump_stack+0x15/0x24
[ 115.563594][ T1178] should_fail_ex+0x3d4/0x520
[ 115.568395][ T1178] should_fail+0xb/0x10
[ 115.572581][ T1178] should_fail_usercopy+0x1a/0x20
[ 115.577687][ T1178] _copy_to_user+0x1e/0x90
[ 115.582137][ T1178] simple_read_from_buffer+0xe9/0x160
[ 115.587534][ T1178] proc_fail_nth_read+0x19a/0x210
[ 115.592665][ T1178] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 115.598239][ T1178] ? security_file_permission+0x94/0xb0
[ 115.603829][ T1178] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 115.609410][ T1178] vfs_read+0x26e/0x8c0
[ 115.613615][ T1178] ? __cfi_vfs_read+0x10/0x10
[ 115.618329][ T1178] ? __kasan_check_write+0x14/0x20
[ 115.623497][ T1178] ? mutex_lock+0x8d/0x1a0
[ 115.627958][ T1178] ? __cfi_mutex_lock+0x10/0x10
[ 115.632852][ T1178] ? __fdget_pos+0x2cd/0x380
[ 115.637476][ T1178] ? ksys_read+0x71/0x240
[ 115.641845][ T1178] ksys_read+0x140/0x240
[ 115.646125][ T1178] ? __cfi_ksys_read+0x10/0x10
[ 115.650952][ T1178] ? debug_smp_processor_id+0x17/0x20
[ 115.656376][ T1178] __x64_sys_read+0x7b/0x90
[ 115.661707][ T1178] x64_sys_call+0x2f/0x9a0
[ 115.666270][ T1178] do_syscall_64+0x4c/0xa0
[ 115.670812][ T1178] ? clear_bhb_loop+0x30/0x80
[ 115.675527][ T1178] ? clear_bhb_loop+0x30/0x80
[ 115.680276][ T1178] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 115.686221][ T1178] RIP: 0033:0x7fdfa4d8d5fc
[ 115.690669][ T1178] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 115.710653][ T1178] RSP: 002b:00007fdfa5cc8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 115.719193][ T1178] RAX: ffffffffffffffda RBX: 00007fdfa4fc6090 RCX: 00007fdfa4d8d5fc
[ 115.727220][ T1178] RDX: 000000000000000f RSI: 00007fdfa5cc80a0 RDI: 000000000000000a
[ 115.735215][ T1178] RBP: 00007fdfa5cc8090 R08: 0000000000000000 R09: 0000000000000000
[ 115.743209][ T1178] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 115.751286][ T1178] R13: 00007fdfa4fc6128 R14: 00007fdfa4fc6090 R15: 00007ffeb02eff38
[ 115.759302][ T1178]
[ 115.762353][ T1182] CPU: 0 PID: 1182 Comm: syz.1.244 Not tainted syzkaller #0
[ 115.769673][ T1182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 115.779739][ T1182] Call Trace:
[ 115.783038][ T1182]
[ 115.785973][ T1182] __dump_stack+0x21/0x24
[ 115.790313][ T1182] dump_stack_lvl+0xee/0x150
[ 115.794925][ T1182] ? __cfi_dump_stack_lvl+0x8/0x8
[ 115.800221][ T1182] dump_stack+0x15/0x24
[ 115.804550][ T1182] should_fail_ex+0x3d4/0x520
[ 115.809404][ T1182] __should_failslab+0xac/0xf0
[ 115.814168][ T1182] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 115.820152][ T1182] should_failslab+0x9/0x20
[ 115.824738][ T1182] __kmem_cache_alloc_node+0x3d/0x2c0
[ 115.830111][ T1182] ? __cfi_mutex_lock+0x10/0x10
[ 115.834977][ T1182] ? delete_node+0x2f4/0xa60
[ 115.839580][ T1182] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 115.845564][ T1182] __kmalloc+0xa1/0x1e0
[ 115.849758][ T1182] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 115.855829][ T1182] tracepoint_probe_unregister+0x1e6/0x8b0
[ 115.861725][ T1182] bpf_probe_unregister+0x61/0x70
[ 115.866948][ T1182] bpf_raw_tp_link_release+0x63/0x90
[ 115.872250][ T1182] bpf_link_free+0x13a/0x390
[ 115.876976][ T1182] ? bpf_link_put_deferred+0x20/0x20
[ 115.882411][ T1182] bpf_link_release+0x15f/0x170
[ 115.887288][ T1182] ? __cfi_bpf_link_release+0x10/0x10
[ 115.892666][ T1182] __fput+0x1fc/0x8f0
[ 115.896669][ T1182] ____fput+0x15/0x20
[ 115.900653][ T1182] task_work_run+0x1db/0x240
[ 115.905284][ T1182] ? __cfi_task_work_run+0x10/0x10
[ 115.910395][ T1182] ? filp_close+0x111/0x160
[ 115.914901][ T1182] exit_to_user_mode_loop+0x9b/0xb0
[ 115.920098][ T1182] exit_to_user_mode_prepare+0x5a/0xa0
[ 115.925749][ T1182] syscall_exit_to_user_mode+0x1a/0x30
[ 115.931224][ T1182] do_syscall_64+0x58/0xa0
[ 115.935646][ T1182] ? clear_bhb_loop+0x30/0x80
[ 115.940335][ T1182] ? clear_bhb_loop+0x30/0x80
[ 115.945031][ T1182] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 115.951231][ T1182] RIP: 0033:0x7faa8eb8ebe9
[ 115.955687][ T1182] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 115.975657][ T1182] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 115.984080][ T1182] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 115.992080][ T1182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 116.000054][ T1182] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 116.008040][ T1182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 116.016106][ T1182] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 116.024086][ T1182]
[ 116.032439][ T1185] FAULT_INJECTION: forcing a failure.
[ 116.032439][ T1185] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 116.045752][ T1185] CPU: 1 PID: 1185 Comm: syz.0.243 Not tainted syzkaller #0
[ 116.053079][ T1185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 116.064113][ T1185] Call Trace:
[ 116.067673][ T1185]
[ 116.070624][ T1185] __dump_stack+0x21/0x24
[ 116.074974][ T1185] dump_stack_lvl+0xee/0x150
[ 116.079768][ T1185] ? __cfi_dump_stack_lvl+0x8/0x8
[ 116.085093][ T1185] dump_stack+0x15/0x24
[ 116.089291][ T1185] should_fail_ex+0x3d4/0x520
[ 116.093984][ T1185] should_fail+0xb/0x10
[ 116.098156][ T1185] should_fail_usercopy+0x1a/0x20
[ 116.103306][ T1185] _copy_to_user+0x1e/0x90
[ 116.107733][ T1185] simple_read_from_buffer+0xe9/0x160
[ 116.113221][ T1185] proc_fail_nth_read+0x19a/0x210
[ 116.118253][ T1185] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 116.123806][ T1185] ? security_file_permission+0x94/0xb0
[ 116.129357][ T1185] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 116.134998][ T1185] vfs_read+0x26e/0x8c0
[ 116.139194][ T1185] ? __cfi_vfs_read+0x10/0x10
[ 116.143898][ T1185] ? __kasan_check_write+0x14/0x20
[ 116.149022][ T1185] ? mutex_lock+0x8d/0x1a0
[ 116.153532][ T1185] ? __cfi_mutex_lock+0x10/0x10
[ 116.158480][ T1185] ? __fdget_pos+0x2cd/0x380
[ 116.163080][ T1185] ? ksys_read+0x71/0x240
[ 116.167510][ T1185] ksys_read+0x140/0x240
[ 116.171763][ T1185] ? __cfi_ksys_read+0x10/0x10
[ 116.176556][ T1185] ? debug_smp_processor_id+0x17/0x20
[ 116.181954][ T1185] __x64_sys_read+0x7b/0x90
[ 116.186486][ T1185] x64_sys_call+0x2f/0x9a0
[ 116.190939][ T1185] do_syscall_64+0x4c/0xa0
[ 116.195389][ T1185] ? clear_bhb_loop+0x30/0x80
[ 116.200110][ T1185] ? clear_bhb_loop+0x30/0x80
[ 116.204799][ T1185] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 116.210697][ T1185] RIP: 0033:0x7fabc158d5fc
[ 116.215114][ T1185] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 116.234808][ T1185] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 116.243346][ T1185] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 116.251409][ T1185] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 000000000000000a
[ 116.259419][ T1185] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 116.267398][ T1185] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 116.275373][ T1185] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
[ 116.283456][ T1185]
[ 116.287036][ T1186] FAULT_INJECTION: forcing a failure.
[ 116.287036][ T1186] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 116.302144][ T1186] CPU: 0 PID: 1186 Comm: syz.5.245 Not tainted syzkaller #0
[ 116.309484][ T1186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 116.319652][ T1186] Call Trace:
[ 116.322943][ T1186]
[ 116.325971][ T1186] __dump_stack+0x21/0x24
[ 116.330320][ T1186] dump_stack_lvl+0xee/0x150
[ 116.335028][ T1186] ? __cfi_dump_stack_lvl+0x8/0x8
[ 116.340083][ T1186] dump_stack+0x15/0x24
[ 116.344338][ T1186] should_fail_ex+0x3d4/0x520
[ 116.349038][ T1186] should_fail+0xb/0x10
[ 116.353203][ T1186] should_fail_usercopy+0x1a/0x20
[ 116.358239][ T1186] _copy_to_user+0x1e/0x90
[ 116.362665][ T1186] simple_read_from_buffer+0xe9/0x160
[ 116.368046][ T1186] proc_fail_nth_read+0x19a/0x210
[ 116.373076][ T1186] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 116.378626][ T1186] ? security_file_permission+0x94/0xb0
[ 116.384181][ T1186] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 116.389828][ T1186] vfs_read+0x26e/0x8c0
[ 116.394088][ T1186] ? __cfi_vfs_read+0x10/0x10
[ 116.398797][ T1186] ? __kasan_check_write+0x14/0x20
[ 116.403922][ T1186] ? mutex_lock+0x8d/0x1a0
[ 116.408365][ T1186] ? __cfi_mutex_lock+0x10/0x10
[ 116.413225][ T1186] ? __fdget_pos+0x2cd/0x380
[ 116.417820][ T1186] ? ksys_read+0x71/0x240
[ 116.422235][ T1186] ksys_read+0x140/0x240
[ 116.426511][ T1186] ? __cfi_ksys_read+0x10/0x10
[ 116.431462][ T1186] ? debug_smp_processor_id+0x17/0x20
[ 116.436861][ T1186] __x64_sys_read+0x7b/0x90
[ 116.441395][ T1186] x64_sys_call+0x2f/0x9a0
[ 116.445838][ T1186] do_syscall_64+0x4c/0xa0
[ 116.450267][ T1186] ? clear_bhb_loop+0x30/0x80
[ 116.455046][ T1186] ? clear_bhb_loop+0x30/0x80
[ 116.459758][ T1186] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 116.465668][ T1186] RIP: 0033:0x7f7262d8d5fc
[ 116.470104][ T1186] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
2025/09/15 10:47:24 executed programs: 239
[ 116.490008][ T1186] RSP: 002b:00007f7263be2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 116.498638][ T1186] RAX: ffffffffffffffda RBX: 00007f7262fc6090 RCX: 00007f7262d8d5fc
[ 116.506631][ T1186] RDX: 000000000000000f RSI: 00007f7263be20a0 RDI: 000000000000000a
[ 116.514612][ T1186] RBP: 00007f7263be2090 R08: 0000000000000000 R09: 0000000000000000
[ 116.522591][ T1186] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 116.530564][ T1186] R13: 00007f7262fc6128 R14: 00007f7262fc6090 R15: 00007ffca6cd86f8
[ 116.538641][ T1186]
[ 116.609197][ T1197] FAULT_INJECTION: forcing a failure.
[ 116.609197][ T1197] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 116.624657][ T1197] CPU: 1 PID: 1197 Comm: syz.0.249 Not tainted syzkaller #0
[ 116.632002][ T1197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 116.642139][ T1197] Call Trace:
[ 116.645452][ T1197]
[ 116.648424][ T1197] __dump_stack+0x21/0x24
[ 116.652799][ T1197] dump_stack_lvl+0xee/0x150
[ 116.657432][ T1197] ? __cfi_dump_stack_lvl+0x8/0x8
[ 116.662490][ T1197] dump_stack+0x15/0x24
[ 116.666673][ T1197] should_fail_ex+0x3d4/0x520
[ 116.671463][ T1197] should_fail+0xb/0x10
[ 116.675676][ T1197] should_fail_usercopy+0x1a/0x20
[ 116.680740][ T1197] _copy_to_user+0x1e/0x90
[ 116.685289][ T1197] simple_read_from_buffer+0xe9/0x160
[ 116.690695][ T1197] proc_fail_nth_read+0x19a/0x210
[ 116.695799][ T1197] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 116.701384][ T1197] ? security_file_permission+0x94/0xb0
[ 116.706968][ T1197] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 116.712538][ T1197] vfs_read+0x26e/0x8c0
[ 116.716763][ T1197] ? __cfi_vfs_read+0x10/0x10
[ 116.721469][ T1197] ? __kasan_check_write+0x14/0x20
[ 116.726639][ T1197] ? mutex_lock+0x8d/0x1a0
[ 116.731091][ T1197] ? __cfi_mutex_lock+0x10/0x10
[ 116.735966][ T1197] ? __fdget_pos+0x2cd/0x380
[ 116.740580][ T1197] ? ksys_read+0x71/0x240
[ 116.744939][ T1197] ksys_read+0x140/0x240
[ 116.749226][ T1197] ? __cfi_ksys_read+0x10/0x10
[ 116.754019][ T1197] ? debug_smp_processor_id+0x17/0x20
[ 116.759431][ T1197] __x64_sys_read+0x7b/0x90
[ 116.764056][ T1197] x64_sys_call+0x2f/0x9a0
[ 116.768603][ T1197] do_syscall_64+0x4c/0xa0
[ 116.773067][ T1197] ? clear_bhb_loop+0x30/0x80
[ 116.777787][ T1197] ? clear_bhb_loop+0x30/0x80
[ 116.782596][ T1197] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 116.788521][ T1197] RIP: 0033:0x7fabc158d5fc
[ 116.792960][ T1197] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 116.812680][ T1197] RSP: 002b:00007fabc240a030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 116.821205][ T1197] RAX: ffffffffffffffda RBX: 00007fabc17c5fa0 RCX: 00007fabc158d5fc
[ 116.829206][ T1197] RDX: 000000000000000f RSI: 00007fabc240a0a0 RDI: 000000000000000a
[ 116.837476][ T1197] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 116.845466][ T1197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 116.853893][ T1197] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 116.861887][ T1197]
[ 116.875505][ T1192] FAULT_INJECTION: forcing a failure.
[ 116.875505][ T1192] name failslab, interval 1, probability 0, space 0, times 0
[ 116.888571][ T1192] CPU: 0 PID: 1192 Comm: syz.6.248 Not tainted syzkaller #0
[ 116.895885][ T1192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 116.905973][ T1192] Call Trace:
[ 116.909370][ T1192]
[ 116.912517][ T1192] __dump_stack+0x21/0x24
[ 116.916909][ T1192] dump_stack_lvl+0xee/0x150
[ 116.921550][ T1192] ? __cfi_dump_stack_lvl+0x8/0x8
[ 116.926612][ T1192] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 116.932800][ T1192] dump_stack+0x15/0x24
[ 116.937069][ T1192] should_fail_ex+0x3d4/0x520
[ 116.941788][ T1192] __should_failslab+0xac/0xf0
[ 116.946602][ T1192] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 116.952791][ T1192] should_failslab+0x9/0x20
[ 116.957312][ T1192] __kmem_cache_alloc_node+0x3d/0x2c0
[ 116.962732][ T1192] ? __cfi_mutex_lock+0x10/0x10
[ 116.967610][ T1192] ? delete_node+0x2f4/0xa60
[ 116.972237][ T1192] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 116.978291][ T1192] __kmalloc+0xa1/0x1e0
[ 116.982481][ T1192] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 116.988584][ T1192] tracepoint_probe_unregister+0x1e6/0x8b0
[ 116.994428][ T1192] bpf_probe_unregister+0x61/0x70
[ 116.999501][ T1192] bpf_raw_tp_link_release+0x63/0x90
[ 117.004824][ T1192] bpf_link_free+0x13a/0x390
[ 117.009466][ T1192] ? bpf_link_put_deferred+0x20/0x20
[ 117.014794][ T1192] bpf_link_release+0x15f/0x170
[ 117.019663][ T1192] ? __cfi_bpf_link_release+0x10/0x10
[ 117.025101][ T1192] __fput+0x1fc/0x8f0
[ 117.029114][ T1192] ____fput+0x15/0x20
[ 117.033244][ T1192] task_work_run+0x1db/0x240
[ 117.037962][ T1192] ? __cfi_task_work_run+0x10/0x10
[ 117.043163][ T1192] ? filp_close+0x111/0x160
[ 117.047747][ T1192] exit_to_user_mode_loop+0x9b/0xb0
[ 117.052996][ T1192] exit_to_user_mode_prepare+0x5a/0xa0
[ 117.058495][ T1192] syscall_exit_to_user_mode+0x1a/0x30
[ 117.064015][ T1192] do_syscall_64+0x58/0xa0
[ 117.068466][ T1192] ? clear_bhb_loop+0x30/0x80
[ 117.073184][ T1192] ? clear_bhb_loop+0x30/0x80
[ 117.077904][ T1192] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 117.083920][ T1192] RIP: 0033:0x7fdfa4d8ebe9
[ 117.088451][ T1192] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 117.108146][ T1192] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 117.116646][ T1192] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 117.124645][ T1192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 117.132893][ T1192] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 117.140890][ T1192] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 117.148977][ T1192] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 117.156990][ T1192]
[ 117.164907][ T1188] FAULT_INJECTION: forcing a failure.
[ 117.164907][ T1188] name failslab, interval 1, probability 0, space 0, times 0
[ 117.164928][ T1194] FAULT_INJECTION: forcing a failure.
[ 117.164928][ T1194] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 117.192448][ T1194] CPU: 0 PID: 1194 Comm: syz.2.247 Not tainted syzkaller #0
[ 117.199781][ T1194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 117.209945][ T1194] Call Trace:
[ 117.213250][ T1194]
[ 117.216201][ T1194] __dump_stack+0x21/0x24
[ 117.220656][ T1194] dump_stack_lvl+0xee/0x150
[ 117.225318][ T1194] ? __cfi_dump_stack_lvl+0x8/0x8
[ 117.230376][ T1194] dump_stack+0x15/0x24
[ 117.234548][ T1194] should_fail_ex+0x3d4/0x520
[ 117.239386][ T1194] should_fail+0xb/0x10
[ 117.243568][ T1194] should_fail_usercopy+0x1a/0x20
[ 117.248660][ T1194] _copy_to_user+0x1e/0x90
[ 117.253118][ T1194] simple_read_from_buffer+0xe9/0x160
[ 117.258513][ T1194] proc_fail_nth_read+0x19a/0x210
[ 117.263560][ T1194] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 117.269130][ T1194] ? security_file_permission+0x94/0xb0
[ 117.274775][ T1194] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 117.280329][ T1194] vfs_read+0x26e/0x8c0
[ 117.284592][ T1194] ? __cfi_vfs_read+0x10/0x10
[ 117.289462][ T1194] ? __kasan_check_write+0x14/0x20
[ 117.294600][ T1194] ? mutex_lock+0x8d/0x1a0
[ 117.299029][ T1194] ? __cfi_mutex_lock+0x10/0x10
[ 117.303982][ T1194] ? __fdget_pos+0x2cd/0x380
[ 117.308580][ T1194] ? ksys_read+0x71/0x240
[ 117.312963][ T1194] ksys_read+0x140/0x240
[ 117.317230][ T1194] ? __cfi_ksys_read+0x10/0x10
[ 117.322012][ T1194] ? debug_smp_processor_id+0x17/0x20
[ 117.327405][ T1194] __x64_sys_read+0x7b/0x90
[ 117.331951][ T1194] x64_sys_call+0x2f/0x9a0
[ 117.336388][ T1194] do_syscall_64+0x4c/0xa0
[ 117.340848][ T1194] ? clear_bhb_loop+0x30/0x80
[ 117.345539][ T1194] ? clear_bhb_loop+0x30/0x80
[ 117.350321][ T1194] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 117.356234][ T1194] RIP: 0033:0x7fe8c0b8d5fc
[ 117.360686][ T1194] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 117.380476][ T1194] RSP: 002b:00007fe8c09de030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 117.388937][ T1194] RAX: ffffffffffffffda RBX: 00007fe8c0dc6090 RCX: 00007fe8c0b8d5fc
[ 117.396929][ T1194] RDX: 000000000000000f RSI: 00007fe8c09de0a0 RDI: 0000000000000009
[ 117.404995][ T1194] RBP: 00007fe8c09de090 R08: 0000000000000000 R09: 0000000000000000
[ 117.413061][ T1194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 117.421042][ T1194] R13: 00007fe8c0dc6128 R14: 00007fe8c0dc6090 R15: 00007ffd41bfe578
[ 117.429213][ T1194]
[ 117.432249][ T1188] CPU: 1 PID: 1188 Comm: syz.1.246 Not tainted syzkaller #0
[ 117.439564][ T1188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 117.450692][ T1188] Call Trace:
[ 117.454000][ T1188]
[ 117.456952][ T1188] __dump_stack+0x21/0x24
[ 117.461347][ T1188] dump_stack_lvl+0xee/0x150
[ 117.465974][ T1188] ? __cfi_dump_stack_lvl+0x8/0x8
[ 117.471039][ T1188] dump_stack+0x15/0x24
[ 117.475216][ T1188] should_fail_ex+0x3d4/0x520
[ 117.479918][ T1188] __should_failslab+0xac/0xf0
[ 117.484693][ T1188] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 117.490771][ T1188] should_failslab+0x9/0x20
[ 117.495464][ T1188] __kmem_cache_alloc_node+0x3d/0x2c0
[ 117.500939][ T1188] ? __cfi_mutex_lock+0x10/0x10
[ 117.505796][ T1188] ? delete_node+0x2f4/0xa60
[ 117.510397][ T1188] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 117.516409][ T1188] __kmalloc+0xa1/0x1e0
[ 117.520578][ T1188] ? irqentry_exit+0x37/0x40
[ 117.525183][ T1188] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 117.531273][ T1188] tracepoint_probe_unregister+0x1e6/0x8b0
[ 117.537264][ T1188] bpf_probe_unregister+0x61/0x70
[ 117.542321][ T1188] bpf_raw_tp_link_release+0x63/0x90
[ 117.547733][ T1188] bpf_link_free+0x13a/0x390
[ 117.552383][ T1188] ? irqentry_exit+0x37/0x40
[ 117.557078][ T1188] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 117.563508][ T1188] ? bpf_link_put_deferred+0x20/0x20
[ 117.568920][ T1188] bpf_link_release+0x15f/0x170
[ 117.573789][ T1188] ? __cfi_bpf_link_release+0x10/0x10
[ 117.579334][ T1188] __fput+0x1fc/0x8f0
[ 117.583339][ T1188] ____fput+0x15/0x20
[ 117.587332][ T1188] task_work_run+0x1db/0x240
[ 117.591943][ T1188] ? __cfi_task_work_run+0x10/0x10
[ 117.597137][ T1188] ? filp_close+0x111/0x160
[ 117.601766][ T1188] exit_to_user_mode_loop+0x9b/0xb0
[ 117.607170][ T1188] exit_to_user_mode_prepare+0x5a/0xa0
[ 117.612665][ T1188] syscall_exit_to_user_mode+0x1a/0x30
[ 117.618169][ T1188] do_syscall_64+0x58/0xa0
[ 117.622712][ T1188] ? clear_bhb_loop+0x30/0x80
[ 117.627510][ T1188] ? clear_bhb_loop+0x30/0x80
[ 117.632208][ T1188] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 117.638117][ T1188] RIP: 0033:0x7faa8eb8ebe9
[ 117.642545][ T1188] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 117.662417][ T1188] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 117.670947][ T1188] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 117.678927][ T1188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 117.686997][ T1188] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 117.695256][ T1188] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 117.703338][ T1188] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 117.711590][ T1188]
[ 117.723817][ T1199] FAULT_INJECTION: forcing a failure.
[ 117.723817][ T1199] name failslab, interval 1, probability 0, space 0, times 0
[ 117.737314][ T1199] CPU: 1 PID: 1199 Comm: syz.5.250 Not tainted syzkaller #0
[ 117.744650][ T1199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 117.754743][ T1199] Call Trace:
[ 117.758163][ T1199]
[ 117.761184][ T1199] __dump_stack+0x21/0x24
[ 117.765827][ T1199] dump_stack_lvl+0xee/0x150
[ 117.770577][ T1199] ? __cfi_dump_stack_lvl+0x8/0x8
[ 117.775656][ T1199] dump_stack+0x15/0x24
[ 117.780011][ T1199] should_fail_ex+0x3d4/0x520
[ 117.784735][ T1199] __should_failslab+0xac/0xf0
[ 117.789510][ T1199] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 117.795583][ T1199] should_failslab+0x9/0x20
[ 117.800095][ T1199] __kmem_cache_alloc_node+0x3d/0x2c0
[ 117.806025][ T1199] ? __cfi_mutex_lock+0x10/0x10
[ 117.810916][ T1199] ? delete_node+0x2f4/0xa60
[ 117.815624][ T1199] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 117.821642][ T1199] __kmalloc+0xa1/0x1e0
[ 117.825905][ T1199] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 117.832016][ T1199] tracepoint_probe_unregister+0x1e6/0x8b0
[ 117.837879][ T1199] bpf_probe_unregister+0x61/0x70
[ 117.842984][ T1199] bpf_raw_tp_link_release+0x63/0x90
[ 117.848291][ T1199] bpf_link_free+0x13a/0x390
[ 117.853365][ T1199] ? bpf_link_put_deferred+0x20/0x20
[ 117.858669][ T1199] bpf_link_release+0x15f/0x170
[ 117.863540][ T1199] ? __cfi_bpf_link_release+0x10/0x10
[ 117.868917][ T1199] __fput+0x1fc/0x8f0
[ 117.872948][ T1199] ____fput+0x15/0x20
[ 117.876960][ T1199] task_work_run+0x1db/0x240
[ 117.881563][ T1199] ? __cfi_task_work_run+0x10/0x10
[ 117.886699][ T1199] ? filp_close+0x111/0x160
[ 117.891209][ T1199] exit_to_user_mode_loop+0x9b/0xb0
[ 117.896620][ T1199] exit_to_user_mode_prepare+0x5a/0xa0
[ 117.902105][ T1199] syscall_exit_to_user_mode+0x1a/0x30
[ 117.907597][ T1199] do_syscall_64+0x58/0xa0
[ 117.912033][ T1199] ? clear_bhb_loop+0x30/0x80
[ 117.916745][ T1199] ? clear_bhb_loop+0x30/0x80
[ 117.921429][ T1199] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 117.927359][ T1199] RIP: 0033:0x7f7262d8ebe9
[ 117.931796][ T1199] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 117.951507][ T1199] RSP: 002b:00007f7263c03038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 117.960212][ T1199] RAX: 0000000000000000 RBX: 00007f7262fc5fa0 RCX: 00007f7262d8ebe9
[ 117.969005][ T1199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 117.976992][ T1199] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 117.984967][ T1199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 117.992945][ T1199] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 117.998308][ T1203] FAULT_INJECTION: forcing a failure.
[ 117.998308][ T1203] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 118.000947][ T1199]
[ 118.017112][ T1203] CPU: 0 PID: 1203 Comm: syz.0.251 Not tainted syzkaller #0
[ 118.024466][ T1203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 118.034629][ T1203] Call Trace:
[ 118.038036][ T1203]
[ 118.040984][ T1203] __dump_stack+0x21/0x24
[ 118.045356][ T1203] dump_stack_lvl+0xee/0x150
[ 118.049983][ T1203] ? __cfi_dump_stack_lvl+0x8/0x8
[ 118.055045][ T1203] dump_stack+0x15/0x24
[ 118.059359][ T1203] should_fail_ex+0x3d4/0x520
[ 118.064111][ T1203] should_fail+0xb/0x10
[ 118.068306][ T1203] should_fail_usercopy+0x1a/0x20
[ 118.073366][ T1203] _copy_to_user+0x1e/0x90
[ 118.077820][ T1203] simple_read_from_buffer+0xe9/0x160
[ 118.083289][ T1203] proc_fail_nth_read+0x19a/0x210
[ 118.088334][ T1203] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 118.093905][ T1203] ? security_file_permission+0x94/0xb0
[ 118.099501][ T1203] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 118.105050][ T1203] vfs_read+0x26e/0x8c0
[ 118.109222][ T1203] ? __cfi_vfs_read+0x10/0x10
[ 118.113907][ T1203] ? __kasan_check_write+0x14/0x20
[ 118.119045][ T1203] ? mutex_lock+0x8d/0x1a0
[ 118.123467][ T1203] ? __cfi_mutex_lock+0x10/0x10
[ 118.128378][ T1203] ? __fdget_pos+0x2cd/0x380
[ 118.132979][ T1203] ? ksys_read+0x71/0x240
[ 118.137389][ T1203] ksys_read+0x140/0x240
[ 118.141667][ T1203] ? __cfi_ksys_read+0x10/0x10
[ 118.146536][ T1203] ? debug_smp_processor_id+0x17/0x20
[ 118.151923][ T1203] __x64_sys_read+0x7b/0x90
[ 118.156449][ T1203] x64_sys_call+0x2f/0x9a0
[ 118.160874][ T1203] do_syscall_64+0x4c/0xa0
[ 118.165293][ T1203] ? clear_bhb_loop+0x30/0x80
[ 118.170029][ T1203] ? clear_bhb_loop+0x30/0x80
[ 118.174842][ T1203] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 118.180741][ T1203] RIP: 0033:0x7fabc158d5fc
[ 118.185403][ T1203] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 118.205011][ T1203] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 118.213435][ T1203] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 118.221405][ T1203] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 000000000000000a
[ 118.229812][ T1203] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 118.237816][ T1203] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 118.245789][ T1203] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
[ 118.253769][ T1203]
[ 118.274514][ T1205] FAULT_INJECTION: forcing a failure.
[ 118.274514][ T1205] name failslab, interval 1, probability 0, space 0, times 0
[ 118.287658][ T1205] CPU: 1 PID: 1205 Comm: syz.6.252 Not tainted syzkaller #0
[ 118.294994][ T1205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 118.305160][ T1205] Call Trace:
[ 118.308452][ T1205]
[ 118.311385][ T1205] __dump_stack+0x21/0x24
[ 118.315737][ T1205] dump_stack_lvl+0xee/0x150
[ 118.320345][ T1205] ? __cfi_dump_stack_lvl+0x8/0x8
[ 118.325383][ T1205] dump_stack+0x15/0x24
[ 118.329552][ T1205] should_fail_ex+0x3d4/0x520
[ 118.334243][ T1205] __should_failslab+0xac/0xf0
[ 118.339060][ T1205] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 118.345081][ T1205] should_failslab+0x9/0x20
[ 118.349611][ T1205] __kmem_cache_alloc_node+0x3d/0x2c0
[ 118.355059][ T1205] ? __cfi_mutex_lock+0x10/0x10
[ 118.359970][ T1205] ? delete_node+0x2f4/0xa60
[ 118.364587][ T1205] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 118.370594][ T1205] __kmalloc+0xa1/0x1e0
[ 118.374772][ T1205] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 118.380878][ T1205] tracepoint_probe_unregister+0x1e6/0x8b0
[ 118.386724][ T1205] bpf_probe_unregister+0x61/0x70
[ 118.391864][ T1205] bpf_raw_tp_link_release+0x63/0x90
[ 118.397193][ T1205] bpf_link_free+0x13a/0x390
[ 118.401890][ T1205] ? bpf_link_put_deferred+0x20/0x20
[ 118.407198][ T1205] bpf_link_release+0x15f/0x170
[ 118.412059][ T1205] ? __cfi_bpf_link_release+0x10/0x10
[ 118.417465][ T1205] __fput+0x1fc/0x8f0
[ 118.421497][ T1205] ____fput+0x15/0x20
[ 118.425511][ T1205] task_work_run+0x1db/0x240
[ 118.430110][ T1205] ? __cfi_task_work_run+0x10/0x10
[ 118.435411][ T1205] ? filp_close+0x111/0x160
[ 118.439924][ T1205] exit_to_user_mode_loop+0x9b/0xb0
[ 118.445227][ T1205] exit_to_user_mode_prepare+0x5a/0xa0
[ 118.450728][ T1205] syscall_exit_to_user_mode+0x1a/0x30
[ 118.456202][ T1205] do_syscall_64+0x58/0xa0
[ 118.460940][ T1205] ? clear_bhb_loop+0x30/0x80
[ 118.465730][ T1205] ? clear_bhb_loop+0x30/0x80
[ 118.470421][ T1205] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 118.476323][ T1205] RIP: 0033:0x7fdfa4d8ebe9
[ 118.480844][ T1205] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 118.500627][ T1205] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 118.509067][ T1205] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 118.517108][ T1205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 118.525083][ T1205] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 118.533066][ T1205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 118.541076][ T1205] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 118.549148][ T1205]
[ 118.554299][ T1208] FAULT_INJECTION: forcing a failure.
[ 118.554299][ T1208] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 118.570356][ T1208] CPU: 1 PID: 1208 Comm: syz.1.253 Not tainted syzkaller #0
[ 118.577704][ T1208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 118.588154][ T1208] Call Trace:
[ 118.591521][ T1208]
[ 118.594449][ T1208] __dump_stack+0x21/0x24
[ 118.598942][ T1208] dump_stack_lvl+0xee/0x150
[ 118.603544][ T1208] ? __cfi_dump_stack_lvl+0x8/0x8
[ 118.608600][ T1208] dump_stack+0x15/0x24
[ 118.612765][ T1208] should_fail_ex+0x3d4/0x520
[ 118.617537][ T1208] should_fail+0xb/0x10
[ 118.621793][ T1208] should_fail_usercopy+0x1a/0x20
[ 118.626823][ T1208] _copy_to_user+0x1e/0x90
[ 118.631245][ T1208] simple_read_from_buffer+0xe9/0x160
[ 118.636714][ T1208] proc_fail_nth_read+0x19a/0x210
[ 118.641759][ T1208] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 118.647481][ T1208] ? security_file_permission+0x94/0xb0
[ 118.653058][ T1208] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 118.658614][ T1208] vfs_read+0x26e/0x8c0
[ 118.662798][ T1208] ? __cfi_vfs_read+0x10/0x10
[ 118.667615][ T1208] ? __kasan_check_write+0x14/0x20
[ 118.672883][ T1208] ? mutex_lock+0x8d/0x1a0
[ 118.677427][ T1208] ? __cfi_mutex_lock+0x10/0x10
[ 118.682300][ T1208] ? __fdget_pos+0x2cd/0x380
[ 118.686994][ T1208] ? ksys_read+0x71/0x240
[ 118.691343][ T1208] ksys_read+0x140/0x240
[ 118.695605][ T1208] ? __cfi_ksys_read+0x10/0x10
[ 118.700392][ T1208] ? debug_smp_processor_id+0x17/0x20
[ 118.705877][ T1208] __x64_sys_read+0x7b/0x90
[ 118.710448][ T1208] x64_sys_call+0x2f/0x9a0
[ 118.714881][ T1208] do_syscall_64+0x4c/0xa0
[ 118.719300][ T1208] ? clear_bhb_loop+0x30/0x80
[ 118.723981][ T1208] ? clear_bhb_loop+0x30/0x80
[ 118.728680][ T1208] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 118.734573][ T1208] RIP: 0033:0x7faa8eb8d5fc
[ 118.738987][ T1208] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 118.758725][ T1208] RSP: 002b:00007faa8fa36030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 118.767266][ T1208] RAX: ffffffffffffffda RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8d5fc
[ 118.775689][ T1208] RDX: 000000000000000f RSI: 00007faa8fa360a0 RDI: 000000000000000a
[ 118.783873][ T1208] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 118.791848][ T1208] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 118.799999][ T1208] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 118.807982][ T1208]
[ 118.823245][ T1213] FAULT_INJECTION: forcing a failure.
[ 118.823245][ T1213] name failslab, interval 1, probability 0, space 0, times 0
[ 118.844814][ T1213] CPU: 0 PID: 1213 Comm: syz.2.255 Not tainted syzkaller #0
[ 118.852259][ T1213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 118.862347][ T1213] Call Trace:
[ 118.865642][ T1213]
[ 118.868667][ T1213] __dump_stack+0x21/0x24
[ 118.873020][ T1213] dump_stack_lvl+0xee/0x150
[ 118.877628][ T1213] ? __cfi_dump_stack_lvl+0x8/0x8
[ 118.883019][ T1213] dump_stack+0x15/0x24
[ 118.887226][ T1213] should_fail_ex+0x3d4/0x520
[ 118.891918][ T1213] __should_failslab+0xac/0xf0
[ 118.896702][ T1213] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 118.902909][ T1213] should_failslab+0x9/0x20
[ 118.907440][ T1213] __kmem_cache_alloc_node+0x3d/0x2c0
[ 118.912856][ T1213] ? __cfi_mutex_lock+0x10/0x10
[ 118.917722][ T1213] ? delete_node+0x2f4/0xa60
[ 118.922342][ T1213] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 118.928333][ T1213] __kmalloc+0xa1/0x1e0
[ 118.932525][ T1213] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 118.939089][ T1213] tracepoint_probe_unregister+0x1e6/0x8b0
[ 118.944926][ T1213] bpf_probe_unregister+0x61/0x70
[ 118.950056][ T1213] bpf_raw_tp_link_release+0x63/0x90
[ 118.955365][ T1213] bpf_link_free+0x13a/0x390
[ 118.960072][ T1213] ? bpf_link_put_deferred+0x20/0x20
[ 118.965436][ T1213] bpf_link_release+0x15f/0x170
[ 118.970289][ T1213] ? __cfi_bpf_link_release+0x10/0x10
[ 118.975673][ T1213] __fput+0x1fc/0x8f0
[ 118.979754][ T1213] ____fput+0x15/0x20
[ 118.983744][ T1213] task_work_run+0x1db/0x240
[ 118.988343][ T1213] ? __cfi_task_work_run+0x10/0x10
[ 118.993459][ T1213] ? filp_close+0x111/0x160
[ 118.997974][ T1213] exit_to_user_mode_loop+0x9b/0xb0
[ 119.003197][ T1213] exit_to_user_mode_prepare+0x5a/0xa0
[ 119.008670][ T1213] syscall_exit_to_user_mode+0x1a/0x30
[ 119.014247][ T1213] do_syscall_64+0x58/0xa0
[ 119.018670][ T1213] ? clear_bhb_loop+0x30/0x80
[ 119.023700][ T1213] ? clear_bhb_loop+0x30/0x80
[ 119.028412][ T1213] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 119.034467][ T1213] RIP: 0033:0x7fe8c0b8ebe9
[ 119.038920][ T1213] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 119.058628][ T1213] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 119.067143][ T1213] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 119.075125][ T1213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 119.083102][ T1213] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 119.091177][ T1213] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 119.099187][ T1213] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 119.107210][ T1213]
[ 119.129671][ T1211] FAULT_INJECTION: forcing a failure.
[ 119.129671][ T1211] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 119.150036][ T1216] FAULT_INJECTION: forcing a failure.
[ 119.150036][ T1216] name failslab, interval 1, probability 0, space 0, times 0
[ 119.159075][ T1211] CPU: 0 PID: 1211 Comm: syz.5.254 Not tainted syzkaller #0
[ 119.170134][ T1211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 119.180205][ T1211] Call Trace:
[ 119.183494][ T1211]
[ 119.186429][ T1211] __dump_stack+0x21/0x24
[ 119.190775][ T1211] dump_stack_lvl+0xee/0x150
[ 119.195378][ T1211] ? __cfi_dump_stack_lvl+0x8/0x8
[ 119.200473][ T1211] dump_stack+0x15/0x24
[ 119.204633][ T1211] should_fail_ex+0x3d4/0x520
[ 119.209323][ T1211] should_fail+0xb/0x10
[ 119.213496][ T1211] should_fail_usercopy+0x1a/0x20
[ 119.218598][ T1211] _copy_to_user+0x1e/0x90
[ 119.223028][ T1211] simple_read_from_buffer+0xe9/0x160
[ 119.228408][ T1211] proc_fail_nth_read+0x19a/0x210
[ 119.233440][ T1211] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 119.239001][ T1211] ? security_file_permission+0x94/0xb0
[ 119.244562][ T1211] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 119.250122][ T1211] vfs_read+0x26e/0x8c0
[ 119.254552][ T1211] ? __cfi_vfs_read+0x10/0x10
[ 119.259267][ T1211] ? __kasan_check_write+0x14/0x20
[ 119.264389][ T1211] ? mutex_lock+0x8d/0x1a0
[ 119.268824][ T1211] ? __cfi_mutex_lock+0x10/0x10
[ 119.273704][ T1211] ? __fdget_pos+0x2cd/0x380
[ 119.278313][ T1211] ? ksys_read+0x71/0x240
[ 119.282660][ T1211] ksys_read+0x140/0x240
[ 119.286959][ T1211] ? __cfi_ksys_read+0x10/0x10
[ 119.291758][ T1211] __x64_sys_read+0x7b/0x90
[ 119.296315][ T1211] x64_sys_call+0x2f/0x9a0
[ 119.300751][ T1211] do_syscall_64+0x4c/0xa0
[ 119.305170][ T1211] ? clear_bhb_loop+0x30/0x80
[ 119.309964][ T1211] ? clear_bhb_loop+0x30/0x80
[ 119.314823][ T1211] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 119.320725][ T1211] RIP: 0033:0x7f7262d8d5fc
[ 119.325323][ T1211] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 119.345021][ T1211] RSP: 002b:00007f7263c03030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 119.353444][ T1211] RAX: ffffffffffffffda RBX: 00007f7262fc5fa0 RCX: 00007f7262d8d5fc
[ 119.361439][ T1211] RDX: 000000000000000f RSI: 00007f7263c030a0 RDI: 000000000000000a
[ 119.369416][ T1211] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 119.377410][ T1211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 119.385470][ T1211] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 119.393569][ T1211]
[ 119.411066][ T1216] CPU: 1 PID: 1216 Comm: syz.6.256 Not tainted syzkaller #0
[ 119.418428][ T1216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 119.428543][ T1216] Call Trace:
[ 119.431843][ T1216]
[ 119.434813][ T1216] __dump_stack+0x21/0x24
[ 119.439176][ T1216] dump_stack_lvl+0xee/0x150
[ 119.443845][ T1216] ? __cfi_dump_stack_lvl+0x8/0x8
[ 119.448980][ T1216] dump_stack+0x15/0x24
[ 119.453140][ T1216] should_fail_ex+0x3d4/0x520
[ 119.457830][ T1216] __should_failslab+0xac/0xf0
[ 119.462603][ T1216] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 119.468609][ T1216] should_failslab+0x9/0x20
[ 119.473120][ T1216] __kmem_cache_alloc_node+0x3d/0x2c0
[ 119.478503][ T1216] ? __cfi_mutex_lock+0x10/0x10
[ 119.483447][ T1216] ? delete_node+0x2f4/0xa60
[ 119.488039][ T1216] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 119.494237][ T1216] __kmalloc+0xa1/0x1e0
[ 119.498433][ T1216] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 119.504528][ T1216] tracepoint_probe_unregister+0x1e6/0x8b0
[ 119.510351][ T1216] bpf_probe_unregister+0x61/0x70
[ 119.515399][ T1216] bpf_raw_tp_link_release+0x63/0x90
[ 119.520693][ T1216] bpf_link_free+0x13a/0x390
[ 119.525324][ T1216] ? bpf_link_put_deferred+0x20/0x20
[ 119.530623][ T1216] bpf_link_release+0x15f/0x170
[ 119.535478][ T1216] ? __cfi_bpf_link_release+0x10/0x10
[ 119.540854][ T1216] __fput+0x1fc/0x8f0
[ 119.544843][ T1216] ____fput+0x15/0x20
[ 119.548834][ T1216] task_work_run+0x1db/0x240
[ 119.553694][ T1216] ? __cfi_task_work_run+0x10/0x10
[ 119.558903][ T1216] ? filp_close+0x111/0x160
[ 119.563423][ T1216] exit_to_user_mode_loop+0x9b/0xb0
[ 119.568640][ T1216] exit_to_user_mode_prepare+0x5a/0xa0
[ 119.574118][ T1216] syscall_exit_to_user_mode+0x1a/0x30
[ 119.579586][ T1216] do_syscall_64+0x58/0xa0
[ 119.584132][ T1216] ? clear_bhb_loop+0x30/0x80
[ 119.588834][ T1216] ? clear_bhb_loop+0x30/0x80
[ 119.593513][ T1216] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 119.599409][ T1216] RIP: 0033:0x7fdfa4d8ebe9
[ 119.603831][ T1216] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 119.624747][ T1216] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 119.633179][ T1216] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 119.641166][ T1216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 119.649138][ T1216] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 119.657114][ T1216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 119.665088][ T1216] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 119.673329][ T1216]
[ 119.679379][ T1218] FAULT_INJECTION: forcing a failure.
[ 119.679379][ T1218] name failslab, interval 1, probability 0, space 0, times 0
[ 119.698148][ T1218] CPU: 0 PID: 1218 Comm: syz.0.257 Not tainted syzkaller #0
[ 119.705511][ T1218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 119.715588][ T1218] Call Trace:
[ 119.718880][ T1218]
[ 119.721831][ T1218] __dump_stack+0x21/0x24
[ 119.726268][ T1218] dump_stack_lvl+0xee/0x150
[ 119.730884][ T1218] ? __cfi_dump_stack_lvl+0x8/0x8
[ 119.735920][ T1218] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 119.741735][ T1218] dump_stack+0x15/0x24
[ 119.745896][ T1218] should_fail_ex+0x3d4/0x520
[ 119.750601][ T1218] __should_failslab+0xac/0xf0
[ 119.755375][ T1218] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 119.761374][ T1218] should_failslab+0x9/0x20
[ 119.765907][ T1218] __kmem_cache_alloc_node+0x3d/0x2c0
[ 119.771301][ T1218] ? __cfi_mutex_lock+0x10/0x10
[ 119.776161][ T1218] ? delete_node+0x2f4/0xa60
[ 119.780849][ T1218] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 119.786839][ T1218] __kmalloc+0xa1/0x1e0
[ 119.791178][ T1218] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 119.797256][ T1218] tracepoint_probe_unregister+0x1e6/0x8b0
[ 119.803098][ T1218] bpf_probe_unregister+0x61/0x70
[ 119.808144][ T1218] bpf_raw_tp_link_release+0x63/0x90
[ 119.813437][ T1218] bpf_link_free+0x13a/0x390
[ 119.818040][ T1218] ? bpf_link_put_deferred+0x20/0x20
[ 119.823707][ T1218] bpf_link_release+0x15f/0x170
[ 119.828688][ T1218] ? __cfi_bpf_link_release+0x10/0x10
[ 119.834083][ T1218] __fput+0x1fc/0x8f0
[ 119.838074][ T1218] ____fput+0x15/0x20
[ 119.842059][ T1218] task_work_run+0x1db/0x240
[ 119.846655][ T1218] ? __cfi_task_work_run+0x10/0x10
[ 119.851777][ T1218] exit_to_user_mode_loop+0x9b/0xb0
[ 119.856994][ T1218] exit_to_user_mode_prepare+0x5a/0xa0
[ 119.862461][ T1218] syscall_exit_to_user_mode+0x1a/0x30
[ 119.868039][ T1218] do_syscall_64+0x58/0xa0
[ 119.872474][ T1218] ? clear_bhb_loop+0x30/0x80
[ 119.877162][ T1218] ? clear_bhb_loop+0x30/0x80
[ 119.881848][ T1218] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 119.887747][ T1218] RIP: 0033:0x7fabc158ebe9
[ 119.892179][ T1218] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 119.911802][ T1218] RSP: 002b:00007fabc240a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 119.920223][ T1218] RAX: 0000000000000000 RBX: 00007fabc17c5fa0 RCX: 00007fabc158ebe9
[ 119.928211][ T1218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 119.936209][ T1218] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 119.944187][ T1218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 119.952172][ T1218] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 119.960156][ T1218]
[ 119.968539][ T1223] FAULT_INJECTION: forcing a failure.
[ 119.968539][ T1223] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 119.983201][ T1223] CPU: 0 PID: 1223 Comm: syz.1.259 Not tainted syzkaller #0
[ 119.990526][ T1223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 120.000613][ T1223] Call Trace:
[ 120.003967][ T1223]
[ 120.006938][ T1223] __dump_stack+0x21/0x24
[ 120.011314][ T1223] dump_stack_lvl+0xee/0x150
[ 120.015950][ T1223] ? __cfi_dump_stack_lvl+0x8/0x8
[ 120.021007][ T1223] dump_stack+0x15/0x24
[ 120.025170][ T1223] should_fail_ex+0x3d4/0x520
[ 120.029857][ T1223] should_fail+0xb/0x10
[ 120.034018][ T1223] should_fail_usercopy+0x1a/0x20
[ 120.039059][ T1223] _copy_to_user+0x1e/0x90
[ 120.043488][ T1223] simple_read_from_buffer+0xe9/0x160
[ 120.048864][ T1223] proc_fail_nth_read+0x19a/0x210
[ 120.053912][ T1223] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 120.059489][ T1223] ? security_file_permission+0x94/0xb0
[ 120.065144][ T1223] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 120.070887][ T1223] vfs_read+0x26e/0x8c0
[ 120.075151][ T1223] ? __cfi_vfs_read+0x10/0x10
[ 120.079864][ T1223] ? __kasan_check_write+0x14/0x20
[ 120.084988][ T1223] ? mutex_lock+0x8d/0x1a0
[ 120.089418][ T1223] ? __cfi_mutex_lock+0x10/0x10
[ 120.094307][ T1223] ? __fdget_pos+0x2cd/0x380
[ 120.099013][ T1223] ? ksys_read+0x71/0x240
[ 120.103368][ T1223] ksys_read+0x140/0x240
[ 120.107627][ T1223] ? __cfi_ksys_read+0x10/0x10
[ 120.112493][ T1223] ? debug_smp_processor_id+0x17/0x20
[ 120.117908][ T1223] __x64_sys_read+0x7b/0x90
[ 120.122427][ T1223] x64_sys_call+0x2f/0x9a0
[ 120.126869][ T1223] do_syscall_64+0x4c/0xa0
[ 120.131363][ T1223] ? clear_bhb_loop+0x30/0x80
[ 120.136067][ T1223] ? clear_bhb_loop+0x30/0x80
[ 120.140768][ T1223] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 120.146665][ T1223] RIP: 0033:0x7faa8eb8d5fc
[ 120.151089][ T1223] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 120.170814][ T1223] RSP: 002b:00007faa8fa36030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 120.179251][ T1223] RAX: ffffffffffffffda RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8d5fc
[ 120.187232][ T1223] RDX: 000000000000000f RSI: 00007faa8fa360a0 RDI: 000000000000000a
[ 120.195215][ T1223] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 120.203218][ T1223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 120.211472][ T1223] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 120.219458][ T1223]
[ 120.260587][ T1227] FAULT_INJECTION: forcing a failure.
[ 120.260587][ T1227] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 120.275326][ T1227] CPU: 0 PID: 1227 Comm: syz.5.261 Not tainted syzkaller #0
[ 120.282748][ T1227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 120.292820][ T1227] Call Trace:
[ 120.296208][ T1227]
[ 120.299143][ T1227] __dump_stack+0x21/0x24
[ 120.303490][ T1227] dump_stack_lvl+0xee/0x150
[ 120.308180][ T1227] ? __cfi_dump_stack_lvl+0x8/0x8
[ 120.313213][ T1227] dump_stack+0x15/0x24
[ 120.317365][ T1227] should_fail_ex+0x3d4/0x520
[ 120.322048][ T1227] should_fail+0xb/0x10
[ 120.326222][ T1227] should_fail_usercopy+0x1a/0x20
[ 120.331268][ T1227] _copy_to_user+0x1e/0x90
[ 120.335713][ T1227] simple_read_from_buffer+0xe9/0x160
[ 120.341108][ T1227] proc_fail_nth_read+0x19a/0x210
[ 120.346133][ T1227] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 120.351769][ T1227] ? security_file_permission+0x94/0xb0
[ 120.357318][ T1227] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 120.362865][ T1227] vfs_read+0x26e/0x8c0
[ 120.367068][ T1227] ? __cfi_vfs_read+0x10/0x10
[ 120.371763][ T1227] ? __kasan_check_write+0x14/0x20
[ 120.376907][ T1227] ? mutex_lock+0x8d/0x1a0
[ 120.381378][ T1227] ? __cfi_mutex_lock+0x10/0x10
[ 120.386329][ T1227] ? __fdget_pos+0x2cd/0x380
[ 120.390923][ T1227] ? ksys_read+0x71/0x240
[ 120.395355][ T1227] ksys_read+0x140/0x240
[ 120.399609][ T1227] ? __cfi_ksys_read+0x10/0x10
[ 120.404388][ T1227] __x64_sys_read+0x7b/0x90
[ 120.408995][ T1227] x64_sys_call+0x2f/0x9a0
[ 120.413430][ T1227] do_syscall_64+0x4c/0xa0
[ 120.417852][ T1227] ? clear_bhb_loop+0x30/0x80
[ 120.422554][ T1227] ? clear_bhb_loop+0x30/0x80
[ 120.427325][ T1227] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 120.433338][ T1227] RIP: 0033:0x7f7262d8d5fc
[ 120.437753][ T1227] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 120.457461][ T1227] RSP: 002b:00007f7263c03030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 120.465967][ T1227] RAX: ffffffffffffffda RBX: 00007f7262fc5fa0 RCX: 00007f7262d8d5fc
[ 120.473947][ T1227] RDX: 000000000000000f RSI: 00007f7263c030a0 RDI: 000000000000000a
[ 120.482019][ T1227] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 120.490227][ T1227] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 120.498240][ T1227] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 120.506230][ T1227]
[ 120.528583][ T1231] FAULT_INJECTION: forcing a failure.
[ 120.528583][ T1231] name failslab, interval 1, probability 0, space 0, times 0
[ 120.546949][ T1231] CPU: 1 PID: 1231 Comm: syz.0.262 Not tainted syzkaller #0
[ 120.554483][ T1231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 120.564641][ T1231] Call Trace:
[ 120.567953][ T1231]
[ 120.570891][ T1231] __dump_stack+0x21/0x24
[ 120.575277][ T1231] dump_stack_lvl+0xee/0x150
[ 120.579950][ T1231] ? __cfi_dump_stack_lvl+0x8/0x8
[ 120.585096][ T1231] dump_stack+0x15/0x24
[ 120.589368][ T1231] should_fail_ex+0x3d4/0x520
[ 120.594158][ T1231] __should_failslab+0xac/0xf0
[ 120.598943][ T1231] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 120.604952][ T1231] should_failslab+0x9/0x20
[ 120.609548][ T1231] __kmem_cache_alloc_node+0x3d/0x2c0
[ 120.614937][ T1231] ? __cfi_mutex_lock+0x10/0x10
[ 120.619887][ T1231] ? delete_node+0x2f4/0xa60
[ 120.624498][ T1231] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 120.630484][ T1231] __kmalloc+0xa1/0x1e0
[ 120.634748][ T1231] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 120.640849][ T1231] tracepoint_probe_unregister+0x1e6/0x8b0
[ 120.646673][ T1231] bpf_probe_unregister+0x61/0x70
[ 120.651711][ T1231] bpf_raw_tp_link_release+0x63/0x90
[ 120.657203][ T1231] bpf_link_free+0x13a/0x390
[ 120.661807][ T1231] ? bpf_link_put_deferred+0x20/0x20
[ 120.667109][ T1231] bpf_link_release+0x15f/0x170
[ 120.671972][ T1231] ? __cfi_bpf_link_release+0x10/0x10
[ 120.677372][ T1231] __fput+0x1fc/0x8f0
[ 120.681363][ T1231] ____fput+0x15/0x20
[ 120.685348][ T1231] task_work_run+0x1db/0x240
[ 120.689945][ T1231] ? __cfi_task_work_run+0x10/0x10
[ 120.695065][ T1231] ? filp_close+0x111/0x160
[ 120.699580][ T1231] exit_to_user_mode_loop+0x9b/0xb0
[ 120.704813][ T1231] exit_to_user_mode_prepare+0x5a/0xa0
[ 120.710279][ T1231] syscall_exit_to_user_mode+0x1a/0x30
[ 120.715770][ T1231] do_syscall_64+0x58/0xa0
[ 120.720192][ T1231] ? clear_bhb_loop+0x30/0x80
[ 120.724985][ T1231] ? clear_bhb_loop+0x30/0x80
[ 120.729860][ T1231] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 120.735765][ T1231] RIP: 0033:0x7fabc158ebe9
[ 120.740211][ T1231] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 120.759951][ T1231] RSP: 002b:00007fabc240a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 120.768414][ T1231] RAX: 0000000000000000 RBX: 00007fabc17c5fa0 RCX: 00007fabc158ebe9
[ 120.776391][ T1231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 120.784368][ T1231] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 120.792449][ T1231] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 120.800420][ T1231] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 120.808417][ T1231]
[ 120.838040][ T1233] FAULT_INJECTION: forcing a failure.
[ 120.838040][ T1233] name failslab, interval 1, probability 0, space 0, times 0
[ 120.866023][ T1233] CPU: 1 PID: 1233 Comm: syz.1.263 Not tainted syzkaller #0
[ 120.873379][ T1233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 120.883636][ T1233] Call Trace:
[ 120.886925][ T1233]
[ 120.889881][ T1233] __dump_stack+0x21/0x24
[ 120.894256][ T1233] dump_stack_lvl+0xee/0x150
[ 120.898861][ T1233] ? __cfi_dump_stack_lvl+0x8/0x8
[ 120.903931][ T1233] dump_stack+0x15/0x24
[ 120.908147][ T1233] should_fail_ex+0x3d4/0x520
[ 120.912842][ T1233] __should_failslab+0xac/0xf0
[ 120.917720][ T1233] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 120.923711][ T1233] should_failslab+0x9/0x20
[ 120.928520][ T1233] __kmem_cache_alloc_node+0x3d/0x2c0
[ 120.933914][ T1233] ? __cfi_mutex_lock+0x10/0x10
[ 120.938793][ T1233] ? delete_node+0x2f4/0xa60
[ 120.943398][ T1233] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 120.949391][ T1233] __kmalloc+0xa1/0x1e0
[ 120.953654][ T1233] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 120.959814][ T1233] tracepoint_probe_unregister+0x1e6/0x8b0
[ 120.965745][ T1233] bpf_probe_unregister+0x61/0x70
[ 120.970790][ T1233] bpf_raw_tp_link_release+0x63/0x90
[ 120.976086][ T1233] bpf_link_free+0x13a/0x390
[ 120.980699][ T1233] ? bpf_link_put_deferred+0x20/0x20
[ 120.986003][ T1233] bpf_link_release+0x15f/0x170
[ 120.991078][ T1233] ? __cfi_bpf_link_release+0x10/0x10
[ 120.996574][ T1233] __fput+0x1fc/0x8f0
[ 121.000713][ T1233] ____fput+0x15/0x20
[ 121.004728][ T1233] task_work_run+0x1db/0x240
[ 121.009337][ T1233] ? __cfi_task_work_run+0x10/0x10
[ 121.014561][ T1233] ? filp_close+0x111/0x160
[ 121.019085][ T1233] exit_to_user_mode_loop+0x9b/0xb0
[ 121.024288][ T1233] exit_to_user_mode_prepare+0x5a/0xa0
[ 121.029760][ T1233] syscall_exit_to_user_mode+0x1a/0x30
[ 121.035273][ T1233] do_syscall_64+0x58/0xa0
[ 121.039699][ T1233] ? clear_bhb_loop+0x30/0x80
[ 121.044400][ T1233] ? clear_bhb_loop+0x30/0x80
[ 121.049135][ T1233] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 121.055165][ T1233] RIP: 0033:0x7faa8eb8ebe9
[ 121.059610][ T1233] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 121.079335][ T1233] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 121.088032][ T1233] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 121.096029][ T1233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 121.104019][ T1233] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 121.111999][ T1233] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 121.120063][ T1233] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 121.128048][ T1233]
[ 121.132740][ T1235] FAULT_INJECTION: forcing a failure.
[ 121.132740][ T1235] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 121.139276][ T1228] FAULT_INJECTION: forcing a failure.
[ 121.139276][ T1228] name failslab, interval 1, probability 0, space 0, times 0
[ 121.154824][ T1235] CPU: 1 PID: 1235 Comm: syz.2.264 Not tainted syzkaller #0
[ 121.166100][ T1235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 121.176256][ T1235] Call Trace:
[ 121.179545][ T1235]
[ 121.182492][ T1235] __dump_stack+0x21/0x24
[ 121.186907][ T1235] dump_stack_lvl+0xee/0x150
[ 121.191526][ T1235] ? __cfi_dump_stack_lvl+0x8/0x8
[ 121.196600][ T1235] dump_stack+0x15/0x24
[ 121.200847][ T1235] should_fail_ex+0x3d4/0x520
[ 121.205583][ T1235] should_fail+0xb/0x10
[ 121.209757][ T1235] should_fail_usercopy+0x1a/0x20
[ 121.214808][ T1235] _copy_to_user+0x1e/0x90
[ 121.219242][ T1235] simple_read_from_buffer+0xe9/0x160
[ 121.224636][ T1235] proc_fail_nth_read+0x19a/0x210
[ 121.229696][ T1235] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 121.235366][ T1235] ? security_file_permission+0x94/0xb0
[ 121.240939][ T1235] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 121.246503][ T1235] vfs_read+0x26e/0x8c0
[ 121.250686][ T1235] ? __cfi_vfs_read+0x10/0x10
[ 121.255377][ T1235] ? __kasan_check_write+0x14/0x20
[ 121.260511][ T1235] ? mutex_lock+0x8d/0x1a0
[ 121.264956][ T1235] ? __cfi_mutex_lock+0x10/0x10
[ 121.269819][ T1235] ? __fdget_pos+0x2cd/0x380
[ 121.274422][ T1235] ? ksys_read+0x71/0x240
[ 121.278782][ T1235] ksys_read+0x140/0x240
[ 121.283073][ T1235] ? __cfi_ksys_read+0x10/0x10
[ 121.287947][ T1235] ? debug_smp_processor_id+0x17/0x20
[ 121.293337][ T1235] __x64_sys_read+0x7b/0x90
[ 121.297862][ T1235] x64_sys_call+0x2f/0x9a0
[ 121.302289][ T1235] do_syscall_64+0x4c/0xa0
[ 121.306710][ T1235] ? clear_bhb_loop+0x30/0x80
[ 121.311413][ T1235] ? clear_bhb_loop+0x30/0x80
[ 121.316106][ T1235] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 121.322011][ T1235] RIP: 0033:0x7fe8c0b8d5fc
[ 121.326463][ T1235] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 121.346080][ T1235] RSP: 002b:00007fe8c09ff030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 121.354508][ T1235] RAX: ffffffffffffffda RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8d5fc
[ 121.362532][ T1235] RDX: 000000000000000f RSI: 00007fe8c09ff0a0 RDI: 000000000000000a
[ 121.370523][ T1235] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 121.378516][ T1235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 121.383224][ T1238] FAULT_INJECTION: forcing a failure.
[ 121.383224][ T1238] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 121.386683][ T1235] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 121.407711][ T1235]
[ 121.410782][ T1228] CPU: 0 PID: 1228 Comm: syz.6.260 Not tainted syzkaller #0
[ 121.418108][ T1228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 121.428184][ T1228] Call Trace:
[ 121.431475][ T1228]
[ 121.434429][ T1228] __dump_stack+0x21/0x24
[ 121.438815][ T1228] dump_stack_lvl+0xee/0x150
[ 121.443428][ T1228] ? __cfi_dump_stack_lvl+0x8/0x8
[ 121.448472][ T1228] dump_stack+0x15/0x24
[ 121.452649][ T1228] should_fail_ex+0x3d4/0x520
[ 121.457365][ T1228] __should_failslab+0xac/0xf0
[ 121.462165][ T1228] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 121.468287][ T1228] should_failslab+0x9/0x20
[ 121.472821][ T1228] __kmem_cache_alloc_node+0x3d/0x2c0
[ 121.478226][ T1228] ? __cfi_mutex_lock+0x10/0x10
[ 121.483096][ T1228] ? delete_node+0x2f4/0xa60
[ 121.487700][ T1228] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 121.493693][ T1228] __kmalloc+0xa1/0x1e0
[ 121.497881][ T1228] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 121.503970][ T1228] tracepoint_probe_unregister+0x1e6/0x8b0
[ 121.509812][ T1228] bpf_probe_unregister+0x61/0x70
[ 121.514866][ T1228] bpf_raw_tp_link_release+0x63/0x90
[ 121.520250][ T1228] bpf_link_free+0x13a/0x390
[ 121.524953][ T1228] ? irqentry_exit+0x37/0x40
[ 121.529619][ T1228] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 121.535647][ T1228] ? bpf_link_put_deferred+0x20/0x20
[ 121.540977][ T1228] ? __cfi_____fput+0x10/0x10
[ 121.545686][ T1228] bpf_link_release+0x15f/0x170
[ 121.550550][ T1228] ? __cfi_bpf_link_release+0x10/0x10
[ 121.555937][ T1228] __fput+0x1fc/0x8f0
[ 121.559981][ T1228] ____fput+0x15/0x20
[ 121.563998][ T1228] task_work_run+0x1db/0x240
[ 121.568609][ T1228] ? __cfi_task_work_run+0x10/0x10
[ 121.573825][ T1228] ? filp_close+0x111/0x160
[ 121.578463][ T1228] exit_to_user_mode_loop+0x9b/0xb0
[ 121.583675][ T1228] exit_to_user_mode_prepare+0x5a/0xa0
[ 121.589165][ T1228] syscall_exit_to_user_mode+0x1a/0x30
[ 121.594636][ T1228] do_syscall_64+0x58/0xa0
[ 121.599072][ T1228] ? clear_bhb_loop+0x30/0x80
[ 121.603766][ T1228] ? clear_bhb_loop+0x30/0x80
[ 121.608480][ T1228] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 121.614436][ T1228] RIP: 0033:0x7fdfa4d8ebe9
[ 121.618867][ T1228] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 121.638491][ T1228] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 121.646925][ T1228] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 121.654903][ T1228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 121.662918][ T1228] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 121.670904][ T1228] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 121.678907][ T1228] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 121.686895][ T1228]
[ 121.689925][ T1238] CPU: 1 PID: 1238 Comm: syz.5.265 Not tainted syzkaller #0
[ 121.697248][ T1238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 121.707314][ T1238] Call Trace:
[ 121.710618][ T1238]
[ 121.713556][ T1238] __dump_stack+0x21/0x24
[ 121.717990][ T1238] dump_stack_lvl+0xee/0x150
[ 121.722592][ T1238] ? __cfi_dump_stack_lvl+0x8/0x8
[ 121.727640][ T1238] dump_stack+0x15/0x24
[ 121.731810][ T1238] should_fail_ex+0x3d4/0x520
[ 121.736517][ T1238] should_fail+0xb/0x10
[ 121.740707][ T1238] should_fail_usercopy+0x1a/0x20
[ 121.745754][ T1238] _copy_to_user+0x1e/0x90
[ 121.750181][ T1238] simple_read_from_buffer+0xe9/0x160
[ 121.755559][ T1238] proc_fail_nth_read+0x19a/0x210
[ 121.760590][ T1238] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 121.766141][ T1238] ? security_file_permission+0x94/0xb0
[ 121.771700][ T1238] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 121.777251][ T1238] vfs_read+0x26e/0x8c0
[ 121.781449][ T1238] ? __cfi_vfs_read+0x10/0x10
[ 121.786429][ T1238] ? __kasan_check_write+0x14/0x20
[ 121.791563][ T1238] ? mutex_lock+0x8d/0x1a0
[ 121.795993][ T1238] ? __cfi_mutex_lock+0x10/0x10
[ 121.800949][ T1238] ? __fdget_pos+0x2cd/0x380
[ 121.805665][ T1238] ? ksys_read+0x71/0x240
[ 121.810036][ T1238] ksys_read+0x140/0x240
[ 121.814292][ T1238] ? __cfi_ksys_read+0x10/0x10
[ 121.819073][ T1238] ? debug_smp_processor_id+0x17/0x20
[ 121.824469][ T1238] __x64_sys_read+0x7b/0x90
[ 121.829010][ T1238] x64_sys_call+0x2f/0x9a0
[ 121.833434][ T1238] do_syscall_64+0x4c/0xa0
[ 121.837881][ T1238] ? clear_bhb_loop+0x30/0x80
[ 121.842585][ T1238] ? clear_bhb_loop+0x30/0x80
[ 121.847357][ T1238] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 121.853259][ T1238] RIP: 0033:0x7f7262d8d5fc
[ 121.857739][ T1238] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 121.877359][ T1238] RSP: 002b:00007f7263c03030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 121.885776][ T1238] RAX: ffffffffffffffda RBX: 00007f7262fc5fa0 RCX: 00007f7262d8d5fc
[ 121.893754][ T1238] RDX: 000000000000000f RSI: 00007f7263c030a0 RDI: 000000000000000a
[ 121.901758][ T1238] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 121.909844][ T1238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 121.917924][ T1238] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 121.925920][ T1238]
[ 121.930214][ T1246] FAULT_INJECTION: forcing a failure.
[ 121.930214][ T1246] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 121.944105][ T1246] CPU: 0 PID: 1246 Comm: syz.0.266 Not tainted syzkaller #0
[ 121.950870][ T1243] FAULT_INJECTION: forcing a failure.
[ 121.950870][ T1243] name failslab, interval 1, probability 0, space 0, times 0
[ 121.951436][ T1246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 121.974554][ T1246] Call Trace:
[ 121.977852][ T1246]
[ 121.980791][ T1246] __dump_stack+0x21/0x24
[ 121.985143][ T1246] dump_stack_lvl+0xee/0x150
[ 121.989754][ T1246] ? __cfi_dump_stack_lvl+0x8/0x8
[ 121.994797][ T1246] dump_stack+0x15/0x24
[ 121.998989][ T1246] should_fail_ex+0x3d4/0x520
[ 122.003782][ T1246] should_fail+0xb/0x10
[ 122.007959][ T1246] should_fail_usercopy+0x1a/0x20
[ 122.013009][ T1246] _copy_to_user+0x1e/0x90
[ 122.017456][ T1246] simple_read_from_buffer+0xe9/0x160
[ 122.022876][ T1246] proc_fail_nth_read+0x19a/0x210
[ 122.027969][ T1246] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 122.033542][ T1246] ? security_file_permission+0x94/0xb0
[ 122.039141][ T1246] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 122.044703][ T1246] vfs_read+0x26e/0x8c0
[ 122.048943][ T1246] ? __cfi_vfs_read+0x10/0x10
[ 122.053726][ T1246] ? __kasan_check_write+0x14/0x20
[ 122.058873][ T1246] ? mutex_lock+0x8d/0x1a0
[ 122.063301][ T1246] ? __cfi_mutex_lock+0x10/0x10
[ 122.068176][ T1246] ? __fdget_pos+0x2cd/0x380
[ 122.072801][ T1246] ? ksys_read+0x71/0x240
[ 122.077165][ T1246] ksys_read+0x140/0x240
[ 122.081426][ T1246] ? __cfi_ksys_read+0x10/0x10
[ 122.086203][ T1246] ? debug_smp_processor_id+0x17/0x20
[ 122.091598][ T1246] __x64_sys_read+0x7b/0x90
[ 122.096143][ T1246] x64_sys_call+0x2f/0x9a0
[ 122.100628][ T1246] do_syscall_64+0x4c/0xa0
[ 122.105083][ T1246] ? clear_bhb_loop+0x30/0x80
[ 122.109786][ T1246] ? clear_bhb_loop+0x30/0x80
[ 122.114506][ T1246] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 122.120413][ T1246] RIP: 0033:0x7fabc158d5fc
[ 122.124921][ T1246] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 122.144539][ T1246] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 122.152964][ T1246] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 122.160939][ T1246] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 000000000000000a
[ 122.169092][ T1246] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 122.177066][ T1246] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 122.185044][ T1246] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
2025/09/15 10:47:30 executed programs: 261
[ 122.193047][ T1246]
[ 122.198197][ T1243] CPU: 0 PID: 1243 Comm: syz.1.267 Not tainted syzkaller #0
[ 122.205562][ T1243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 122.215660][ T1243] Call Trace:
[ 122.218973][ T1243]
[ 122.221936][ T1243] __dump_stack+0x21/0x24
[ 122.226299][ T1243] dump_stack_lvl+0xee/0x150
[ 122.230921][ T1243] ? __cfi_dump_stack_lvl+0x8/0x8
[ 122.235972][ T1243] dump_stack+0x15/0x24
[ 122.240145][ T1243] should_fail_ex+0x3d4/0x520
[ 122.244840][ T1243] __should_failslab+0xac/0xf0
[ 122.249709][ T1243] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 122.255705][ T1243] should_failslab+0x9/0x20
[ 122.260227][ T1243] __kmem_cache_alloc_node+0x3d/0x2c0
[ 122.265615][ T1243] ? __cfi_mutex_lock+0x10/0x10
[ 122.270496][ T1243] ? delete_node+0x2f4/0xa60
[ 122.275096][ T1243] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 122.281622][ T1243] __kmalloc+0xa1/0x1e0
[ 122.285914][ T1243] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 122.292005][ T1243] tracepoint_probe_unregister+0x1e6/0x8b0
[ 122.297842][ T1243] bpf_probe_unregister+0x61/0x70
[ 122.302882][ T1243] bpf_raw_tp_link_release+0x63/0x90
[ 122.308179][ T1243] bpf_link_free+0x13a/0x390
[ 122.312778][ T1243] ? bpf_link_put_deferred+0x20/0x20
[ 122.318076][ T1243] bpf_link_release+0x15f/0x170
[ 122.322926][ T1243] ? __cfi_bpf_link_release+0x10/0x10
[ 122.328299][ T1243] __fput+0x1fc/0x8f0
[ 122.332298][ T1243] ____fput+0x15/0x20
[ 122.336285][ T1243] task_work_run+0x1db/0x240
[ 122.340936][ T1243] ? __cfi_task_work_run+0x10/0x10
[ 122.346239][ T1243] ? filp_close+0x111/0x160
[ 122.350757][ T1243] exit_to_user_mode_loop+0x9b/0xb0
[ 122.355977][ T1243] exit_to_user_mode_prepare+0x5a/0xa0
[ 122.361469][ T1243] syscall_exit_to_user_mode+0x1a/0x30
[ 122.366964][ T1243] do_syscall_64+0x58/0xa0
[ 122.371402][ T1243] ? clear_bhb_loop+0x30/0x80
[ 122.376108][ T1243] ? clear_bhb_loop+0x30/0x80
[ 122.380812][ T1243] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 122.386743][ T1243] RIP: 0033:0x7faa8eb8ebe9
[ 122.391169][ T1243] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 122.410956][ T1243] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 122.419389][ T1243] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 122.427827][ T1243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[ 122.435923][ T1243] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 122.443907][ T1243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 122.451892][ T1243] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 122.459885][ T1243]
[ 122.466553][ T1253] FAULT_INJECTION: forcing a failure.
[ 122.466553][ T1253] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 122.484353][ T1253] CPU: 1 PID: 1253 Comm: syz.6.268 Not tainted syzkaller #0
[ 122.491714][ T1253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 122.501783][ T1253] Call Trace:
[ 122.505069][ T1253]
[ 122.508010][ T1253] __dump_stack+0x21/0x24
[ 122.512358][ T1253] dump_stack_lvl+0xee/0x150
[ 122.517017][ T1253] ? __cfi_dump_stack_lvl+0x8/0x8
[ 122.522175][ T1253] dump_stack+0x15/0x24
[ 122.526350][ T1253] should_fail_ex+0x3d4/0x520
[ 122.531054][ T1253] should_fail+0xb/0x10
[ 122.535262][ T1253] should_fail_usercopy+0x1a/0x20
[ 122.540315][ T1253] _copy_to_user+0x1e/0x90
[ 122.544756][ T1253] simple_read_from_buffer+0xe9/0x160
[ 122.550147][ T1253] proc_fail_nth_read+0x19a/0x210
[ 122.555187][ T1253] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 122.560741][ T1253] ? security_file_permission+0x94/0xb0
[ 122.566301][ T1253] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 122.571855][ T1253] vfs_read+0x26e/0x8c0
[ 122.576023][ T1253] ? __cfi_vfs_read+0x10/0x10
[ 122.580713][ T1253] ? __kasan_check_write+0x14/0x20
[ 122.585856][ T1253] ? mutex_lock+0x8d/0x1a0
[ 122.590284][ T1253] ? __cfi_mutex_lock+0x10/0x10
[ 122.595243][ T1253] ? __fdget_pos+0x2cd/0x380
[ 122.599973][ T1253] ? ksys_read+0x71/0x240
[ 122.604339][ T1253] ksys_read+0x140/0x240
[ 122.608705][ T1253] ? __cfi_ksys_read+0x10/0x10
[ 122.613596][ T1253] ? debug_smp_processor_id+0x17/0x20
[ 122.619085][ T1253] __x64_sys_read+0x7b/0x90
[ 122.623625][ T1253] x64_sys_call+0x2f/0x9a0
[ 122.628068][ T1253] do_syscall_64+0x4c/0xa0
[ 122.632510][ T1253] ? clear_bhb_loop+0x30/0x80
[ 122.637217][ T1253] ? clear_bhb_loop+0x30/0x80
[ 122.642013][ T1253] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 122.647931][ T1253] RIP: 0033:0x7fdfa4d8d5fc
[ 122.652361][ T1253] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 122.671981][ T1253] RSP: 002b:00007fdfa5ca7030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 122.680404][ T1253] RAX: ffffffffffffffda RBX: 00007fdfa4fc6180 RCX: 00007fdfa4d8d5fc
[ 122.688394][ T1253] RDX: 000000000000000f RSI: 00007fdfa5ca70a0 RDI: 0000000000000008
[ 122.696378][ T1253] RBP: 00007fdfa5ca7090 R08: 0000000000000000 R09: 0000000000000000
[ 122.704367][ T1253] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 122.712345][ T1253] R13: 00007fdfa4fc6218 R14: 00007fdfa4fc6180 R15: 00007ffeb02eff38
[ 122.720479][ T1253]
[ 122.743786][ T1250] FAULT_INJECTION: forcing a failure.
[ 122.743786][ T1250] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 122.759748][ T1250] CPU: 0 PID: 1250 Comm: syz.2.269 Not tainted syzkaller #0
[ 122.767175][ T1250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 122.777243][ T1250] Call Trace:
[ 122.780537][ T1250]
[ 122.783479][ T1250] __dump_stack+0x21/0x24
[ 122.787835][ T1250] dump_stack_lvl+0xee/0x150
[ 122.792447][ T1250] ? __cfi_dump_stack_lvl+0x8/0x8
[ 122.797524][ T1250] dump_stack+0x15/0x24
[ 122.801728][ T1250] should_fail_ex+0x3d4/0x520
[ 122.806442][ T1250] should_fail+0xb/0x10
[ 122.810609][ T1250] should_fail_usercopy+0x1a/0x20
[ 122.815665][ T1250] _copy_to_user+0x1e/0x90
[ 122.820138][ T1250] simple_read_from_buffer+0xe9/0x160
[ 122.825517][ T1250] proc_fail_nth_read+0x19a/0x210
[ 122.830550][ T1250] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 122.836186][ T1250] ? security_file_permission+0x94/0xb0
[ 122.841744][ T1250] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 122.847289][ T1250] vfs_read+0x26e/0x8c0
[ 122.851457][ T1250] ? __cfi_vfs_read+0x10/0x10
[ 122.856151][ T1250] ? __kasan_check_write+0x14/0x20
[ 122.861286][ T1250] ? mutex_lock+0x8d/0x1a0
[ 122.865712][ T1250] ? __cfi_mutex_lock+0x10/0x10
[ 122.870613][ T1250] ? __fdget_pos+0x2cd/0x380
[ 122.875232][ T1250] ? ksys_read+0x71/0x240
[ 122.879588][ T1250] ksys_read+0x140/0x240
[ 122.883855][ T1250] ? __cfi_ksys_read+0x10/0x10
[ 122.888632][ T1250] ? debug_smp_processor_id+0x17/0x20
[ 122.894015][ T1250] __x64_sys_read+0x7b/0x90
[ 122.898531][ T1250] x64_sys_call+0x2f/0x9a0
[ 122.902955][ T1250] do_syscall_64+0x4c/0xa0
[ 122.907368][ T1250] ? clear_bhb_loop+0x30/0x80
[ 122.912068][ T1250] ? clear_bhb_loop+0x30/0x80
[ 122.916752][ T1250] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 122.922650][ T1250] RIP: 0033:0x7fe8c0b8d5fc
[ 122.927068][ T1250] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 122.946675][ T1250] RSP: 002b:00007fe8c09ff030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 122.955097][ T1250] RAX: ffffffffffffffda RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8d5fc
[ 122.963167][ T1250] RDX: 000000000000000f RSI: 00007fe8c09ff0a0 RDI: 000000000000000a
[ 122.971168][ T1250] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 122.979148][ T1250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 122.987212][ T1250] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 122.995206][ T1250]
[ 123.014769][ T1257] FAULT_INJECTION: forcing a failure.
[ 123.014769][ T1257] name failslab, interval 1, probability 0, space 0, times 0
[ 123.034572][ T1257] CPU: 0 PID: 1257 Comm: syz.6.273 Not tainted syzkaller #0
[ 123.041922][ T1257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 123.052006][ T1257] Call Trace:
[ 123.055290][ T1257]
[ 123.058246][ T1257] __dump_stack+0x21/0x24
[ 123.062621][ T1257] dump_stack_lvl+0xee/0x150
[ 123.067235][ T1257] ? __cfi_dump_stack_lvl+0x8/0x8
[ 123.072362][ T1257] dump_stack+0x15/0x24
[ 123.076607][ T1257] should_fail_ex+0x3d4/0x520
[ 123.081309][ T1257] __should_failslab+0xac/0xf0
[ 123.086099][ T1257] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 123.092095][ T1257] should_failslab+0x9/0x20
[ 123.096606][ T1257] __kmem_cache_alloc_node+0x3d/0x2c0
[ 123.102106][ T1257] ? __cfi_mutex_lock+0x10/0x10
[ 123.106974][ T1257] ? delete_node+0x2f4/0xa60
[ 123.111606][ T1257] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 123.117638][ T1257] __kmalloc+0xa1/0x1e0
[ 123.121843][ T1257] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 123.127920][ T1257] tracepoint_probe_unregister+0x1e6/0x8b0
[ 123.133743][ T1257] bpf_probe_unregister+0x61/0x70
[ 123.138798][ T1257] bpf_raw_tp_link_release+0x63/0x90
[ 123.144093][ T1257] bpf_link_free+0x13a/0x390
[ 123.148793][ T1257] ? bpf_link_put_deferred+0x20/0x20
[ 123.154135][ T1257] bpf_link_release+0x15f/0x170
[ 123.159087][ T1257] ? __cfi_bpf_link_release+0x10/0x10
[ 123.164464][ T1257] __fput+0x1fc/0x8f0
[ 123.168471][ T1257] ____fput+0x15/0x20
[ 123.172472][ T1257] task_work_run+0x1db/0x240
[ 123.177075][ T1257] ? __cfi_task_work_run+0x10/0x10
[ 123.182202][ T1257] ? filp_close+0x111/0x160
[ 123.186715][ T1257] exit_to_user_mode_loop+0x9b/0xb0
[ 123.191920][ T1257] exit_to_user_mode_prepare+0x5a/0xa0
[ 123.197403][ T1257] syscall_exit_to_user_mode+0x1a/0x30
[ 123.202958][ T1257] do_syscall_64+0x58/0xa0
[ 123.207464][ T1257] ? clear_bhb_loop+0x30/0x80
[ 123.212147][ T1257] ? clear_bhb_loop+0x30/0x80
[ 123.216842][ T1257] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 123.222829][ T1257] RIP: 0033:0x7fdfa4d8ebe9
[ 123.227258][ T1257] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 123.246868][ T1257] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 123.255284][ T1257] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 123.263264][ T1257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 123.271243][ T1257] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 123.279240][ T1257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 123.287218][ T1257] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 123.295220][ T1257]
[ 123.305380][ T1262] FAULT_INJECTION: forcing a failure.
[ 123.305380][ T1262] name failslab, interval 1, probability 0, space 0, times 0
[ 123.321509][ T1262] CPU: 0 PID: 1262 Comm: syz.1.271 Not tainted syzkaller #0
[ 123.328860][ T1262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 123.338946][ T1262] Call Trace:
[ 123.342336][ T1262]
[ 123.345371][ T1262] __dump_stack+0x21/0x24
[ 123.349727][ T1262] dump_stack_lvl+0xee/0x150
[ 123.354343][ T1262] ? __cfi_dump_stack_lvl+0x8/0x8
[ 123.359386][ T1262] dump_stack+0x15/0x24
[ 123.363572][ T1262] should_fail_ex+0x3d4/0x520
[ 123.368261][ T1262] __should_failslab+0xac/0xf0
[ 123.373030][ T1262] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 123.379190][ T1262] should_failslab+0x9/0x20
[ 123.383703][ T1262] __kmem_cache_alloc_node+0x3d/0x2c0
[ 123.389082][ T1262] ? __cfi_mutex_lock+0x10/0x10
[ 123.394025][ T1262] ? delete_node+0x2f4/0xa60
[ 123.398623][ T1262] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 123.404610][ T1262] __kmalloc+0xa1/0x1e0
[ 123.408791][ T1262] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 123.414876][ T1262] tracepoint_probe_unregister+0x1e6/0x8b0
[ 123.420696][ T1262] bpf_probe_unregister+0x61/0x70
[ 123.425753][ T1262] bpf_raw_tp_link_release+0x63/0x90
[ 123.431058][ T1262] bpf_link_free+0x13a/0x390
[ 123.435660][ T1262] ? bpf_link_put_deferred+0x20/0x20
[ 123.440960][ T1262] bpf_link_release+0x15f/0x170
[ 123.445824][ T1262] ? __cfi_bpf_link_release+0x10/0x10
[ 123.451211][ T1262] __fput+0x1fc/0x8f0
[ 123.455202][ T1262] ____fput+0x15/0x20
[ 123.459187][ T1262] task_work_run+0x1db/0x240
[ 123.463782][ T1262] ? __cfi_task_work_run+0x10/0x10
[ 123.468900][ T1262] ? filp_close+0x111/0x160
[ 123.473439][ T1262] exit_to_user_mode_loop+0x9b/0xb0
[ 123.478650][ T1262] exit_to_user_mode_prepare+0x5a/0xa0
[ 123.484118][ T1262] syscall_exit_to_user_mode+0x1a/0x30
[ 123.489611][ T1262] do_syscall_64+0x58/0xa0
[ 123.494037][ T1262] ? clear_bhb_loop+0x30/0x80
[ 123.498742][ T1262] ? clear_bhb_loop+0x30/0x80
[ 123.503451][ T1262] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 123.509462][ T1262] RIP: 0033:0x7faa8eb8ebe9
[ 123.513897][ T1262] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 123.533515][ T1262] RSP: 002b:00007faa8fa15038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 123.541944][ T1262] RAX: 0000000000000000 RBX: 00007faa8edc6090 RCX: 00007faa8eb8ebe9
[ 123.549936][ T1262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 123.557930][ T1262] RBP: 00007faa8fa15090 R08: 0000000000000000 R09: 0000000000000000
[ 123.565995][ T1262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 123.573992][ T1262] R13: 00007faa8edc6128 R14: 00007faa8edc6090 R15: 00007ffc92a38f48
[ 123.582148][ T1262]
[ 123.586124][ T1264] FAULT_INJECTION: forcing a failure.
[ 123.586124][ T1264] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 123.599496][ T1264] CPU: 1 PID: 1264 Comm: syz.5.272 Not tainted syzkaller #0
[ 123.606902][ T1264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 123.616983][ T1264] Call Trace:
[ 123.620279][ T1264]
[ 123.623239][ T1264] __dump_stack+0x21/0x24
[ 123.627679][ T1264] dump_stack_lvl+0xee/0x150
[ 123.632304][ T1264] ? __cfi_dump_stack_lvl+0x8/0x8
[ 123.637567][ T1264] dump_stack+0x15/0x24
[ 123.641743][ T1264] should_fail_ex+0x3d4/0x520
[ 123.646435][ T1264] should_fail+0xb/0x10
[ 123.650617][ T1264] should_fail_usercopy+0x1a/0x20
[ 123.655653][ T1264] _copy_to_user+0x1e/0x90
[ 123.660079][ T1264] simple_read_from_buffer+0xe9/0x160
[ 123.665466][ T1264] proc_fail_nth_read+0x19a/0x210
[ 123.670494][ T1264] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 123.676043][ T1264] ? security_file_permission+0x94/0xb0
[ 123.681610][ T1264] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 123.687165][ T1264] vfs_read+0x26e/0x8c0
[ 123.691426][ T1264] ? __cfi_vfs_read+0x10/0x10
[ 123.696295][ T1264] ? __kasan_check_write+0x14/0x20
[ 123.701420][ T1264] ? mutex_lock+0x8d/0x1a0
[ 123.705929][ T1264] ? __cfi_mutex_lock+0x10/0x10
[ 123.710826][ T1264] ? __fdget_pos+0x2cd/0x380
[ 123.715682][ T1264] ? ksys_read+0x71/0x240
[ 123.720027][ T1264] ksys_read+0x140/0x240
[ 123.724281][ T1264] ? __cfi_ksys_read+0x10/0x10
[ 123.729233][ T1264] ? debug_smp_processor_id+0x17/0x20
[ 123.734618][ T1264] __x64_sys_read+0x7b/0x90
[ 123.739152][ T1264] x64_sys_call+0x2f/0x9a0
[ 123.743677][ T1264] do_syscall_64+0x4c/0xa0
[ 123.748096][ T1264] ? clear_bhb_loop+0x30/0x80
[ 123.752878][ T1264] ? clear_bhb_loop+0x30/0x80
[ 123.757657][ T1264] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 123.763557][ T1264] RIP: 0033:0x7f7262d8d5fc
[ 123.768004][ T1264] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 123.787695][ T1264] RSP: 002b:00007f7263be2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 123.796215][ T1264] RAX: ffffffffffffffda RBX: 00007f7262fc6090 RCX: 00007f7262d8d5fc
[ 123.804192][ T1264] RDX: 000000000000000f RSI: 00007f7263be20a0 RDI: 000000000000000a
[ 123.812167][ T1264] RBP: 00007f7263be2090 R08: 0000000000000000 R09: 0000000000000000
[ 123.820139][ T1264] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 123.828115][ T1264] R13: 00007f7262fc6128 R14: 00007f7262fc6090 R15: 00007ffca6cd86f8
[ 123.836098][ T1264]
[ 123.880225][ T1267] FAULT_INJECTION: forcing a failure.
[ 123.880225][ T1267] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 123.893424][ T1267] CPU: 1 PID: 1267 Comm: syz.2.274 Not tainted syzkaller #0
[ 123.900761][ T1267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 123.910930][ T1267] Call Trace:
[ 123.914248][ T1267]
[ 123.917197][ T1267] __dump_stack+0x21/0x24
[ 123.921570][ T1267] dump_stack_lvl+0xee/0x150
[ 123.926187][ T1267] ? __cfi_dump_stack_lvl+0x8/0x8
[ 123.931246][ T1267] dump_stack+0x15/0x24
[ 123.935601][ T1267] should_fail_ex+0x3d4/0x520
[ 123.940307][ T1267] should_fail+0xb/0x10
[ 123.944510][ T1267] should_fail_usercopy+0x1a/0x20
[ 123.949574][ T1267] _copy_to_user+0x1e/0x90
[ 123.954016][ T1267] simple_read_from_buffer+0xe9/0x160
[ 123.959410][ T1267] proc_fail_nth_read+0x19a/0x210
[ 123.964462][ T1267] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 123.970051][ T1267] ? security_file_permission+0x94/0xb0
[ 123.975635][ T1267] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 123.981208][ T1267] vfs_read+0x26e/0x8c0
[ 123.985488][ T1267] ? __cfi_vfs_read+0x10/0x10
[ 123.990214][ T1267] ? __kasan_check_write+0x14/0x20
[ 123.995450][ T1267] ? mutex_lock+0x8d/0x1a0
[ 123.999891][ T1267] ? __cfi_mutex_lock+0x10/0x10
[ 124.004763][ T1267] ? __fdget_pos+0x2cd/0x380
[ 124.009372][ T1267] ? ksys_read+0x71/0x240
[ 124.013732][ T1267] ksys_read+0x140/0x240
[ 124.018015][ T1267] ? __cfi_ksys_read+0x10/0x10
[ 124.022840][ T1267] ? debug_smp_processor_id+0x17/0x20
[ 124.028256][ T1267] __x64_sys_read+0x7b/0x90
[ 124.032891][ T1267] x64_sys_call+0x2f/0x9a0
[ 124.037336][ T1267] do_syscall_64+0x4c/0xa0
[ 124.041774][ T1267] ? clear_bhb_loop+0x30/0x80
[ 124.046483][ T1267] ? clear_bhb_loop+0x30/0x80
[ 124.051189][ T1267] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 124.057103][ T1267] RIP: 0033:0x7fe8c0b8d5fc
[ 124.061543][ T1267] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 124.081270][ T1267] RSP: 002b:00007fe8c09de030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 124.089730][ T1267] RAX: ffffffffffffffda RBX: 00007fe8c0dc6090 RCX: 00007fe8c0b8d5fc
[ 124.097728][ T1267] RDX: 000000000000000f RSI: 00007fe8c09de0a0 RDI: 000000000000000a
[ 124.105725][ T1267] RBP: 00007fe8c09de090 R08: 0000000000000000 R09: 0000000000000000
[ 124.113724][ T1267] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 124.121895][ T1267] R13: 00007fe8c0dc6128 R14: 00007fe8c0dc6090 R15: 00007ffd41bfe578
[ 124.129893][ T1267]
[ 124.134367][ T1275] FAULT_INJECTION: forcing a failure.
[ 124.134367][ T1275] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 124.147558][ T1275] CPU: 0 PID: 1275 Comm: syz.0.276 Not tainted syzkaller #0
[ 124.154983][ T1275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 124.165147][ T1275] Call Trace:
[ 124.168435][ T1275]
[ 124.171375][ T1275] __dump_stack+0x21/0x24
[ 124.175735][ T1275] dump_stack_lvl+0xee/0x150
[ 124.180341][ T1275] ? __cfi_dump_stack_lvl+0x8/0x8
[ 124.185382][ T1275] dump_stack+0x15/0x24
[ 124.189537][ T1275] should_fail_ex+0x3d4/0x520
[ 124.194294][ T1275] should_fail+0xb/0x10
[ 124.198471][ T1275] should_fail_usercopy+0x1a/0x20
[ 124.203503][ T1275] _copy_to_user+0x1e/0x90
[ 124.207919][ T1275] simple_read_from_buffer+0xe9/0x160
[ 124.213290][ T1275] proc_fail_nth_read+0x19a/0x210
[ 124.218315][ T1275] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 124.223884][ T1275] ? security_file_permission+0x94/0xb0
[ 124.229444][ T1275] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 124.235000][ T1275] vfs_read+0x26e/0x8c0
[ 124.239171][ T1275] ? __cfi_vfs_read+0x10/0x10
[ 124.243862][ T1275] ? __kasan_check_write+0x14/0x20
[ 124.248983][ T1275] ? mutex_lock+0x8d/0x1a0
[ 124.253412][ T1275] ? __cfi_mutex_lock+0x10/0x10
[ 124.258263][ T1275] ? __fdget_pos+0x2cd/0x380
[ 124.262854][ T1275] ? ksys_read+0x71/0x240
[ 124.267213][ T1275] ksys_read+0x140/0x240
[ 124.271460][ T1275] ? __cfi_ksys_read+0x10/0x10
[ 124.276231][ T1275] ? debug_smp_processor_id+0x17/0x20
[ 124.281614][ T1275] __x64_sys_read+0x7b/0x90
[ 124.286123][ T1275] x64_sys_call+0x2f/0x9a0
[ 124.290540][ T1275] do_syscall_64+0x4c/0xa0
[ 124.294954][ T1275] ? clear_bhb_loop+0x30/0x80
[ 124.299631][ T1275] ? clear_bhb_loop+0x30/0x80
[ 124.304341][ T1275] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 124.310246][ T1275] RIP: 0033:0x7fabc158d5fc
[ 124.314744][ T1275] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 124.334353][ T1275] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 124.342861][ T1275] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 124.350877][ T1275] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 0000000000000008
[ 124.358858][ T1275] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 124.366856][ T1275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 124.374838][ T1275] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
[ 124.382919][ T1275]
[ 124.399855][ T1273] FAULT_INJECTION: forcing a failure.
[ 124.399855][ T1273] name failslab, interval 1, probability 0, space 0, times 0
[ 124.413602][ T1273] CPU: 0 PID: 1273 Comm: syz.1.277 Not tainted syzkaller #0
[ 124.421026][ T1273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 124.431191][ T1273] Call Trace:
[ 124.434478][ T1273]
[ 124.437412][ T1273] __dump_stack+0x21/0x24
[ 124.441764][ T1273] dump_stack_lvl+0xee/0x150
[ 124.446365][ T1273] ? __cfi_dump_stack_lvl+0x8/0x8
[ 124.451401][ T1273] dump_stack+0x15/0x24
[ 124.455659][ T1273] should_fail_ex+0x3d4/0x520
[ 124.460356][ T1273] __should_failslab+0xac/0xf0
[ 124.465152][ T1273] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 124.471277][ T1273] should_failslab+0x9/0x20
[ 124.475811][ T1273] __kmem_cache_alloc_node+0x3d/0x2c0
[ 124.481198][ T1273] ? __cfi_mutex_lock+0x10/0x10
[ 124.486065][ T1273] ? delete_node+0x2f4/0xa60
[ 124.490680][ T1273] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 124.496688][ T1273] __kmalloc+0xa1/0x1e0
[ 124.500876][ T1273] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 124.506973][ T1273] tracepoint_probe_unregister+0x1e6/0x8b0
[ 124.512879][ T1273] bpf_probe_unregister+0x61/0x70
[ 124.517938][ T1273] bpf_raw_tp_link_release+0x63/0x90
[ 124.523276][ T1273] bpf_link_free+0x13a/0x390
[ 124.527903][ T1273] ? bpf_link_put_deferred+0x20/0x20
[ 124.533207][ T1273] bpf_link_release+0x15f/0x170
[ 124.538072][ T1273] ? __cfi_bpf_link_release+0x10/0x10
[ 124.543482][ T1273] __fput+0x1fc/0x8f0
[ 124.547478][ T1273] ____fput+0x15/0x20
[ 124.551480][ T1273] task_work_run+0x1db/0x240
[ 124.556080][ T1273] ? __cfi_task_work_run+0x10/0x10
[ 124.561208][ T1273] ? filp_close+0x111/0x160
[ 124.565815][ T1273] exit_to_user_mode_loop+0x9b/0xb0
[ 124.571053][ T1273] exit_to_user_mode_prepare+0x5a/0xa0
[ 124.576521][ T1273] syscall_exit_to_user_mode+0x1a/0x30
[ 124.582003][ T1273] do_syscall_64+0x58/0xa0
[ 124.586461][ T1273] ? clear_bhb_loop+0x30/0x80
[ 124.591161][ T1273] ? clear_bhb_loop+0x30/0x80
[ 124.595845][ T1273] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 124.601830][ T1273] RIP: 0033:0x7faa8eb8ebe9
[ 124.606445][ T1273] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 124.626072][ T1273] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 124.634495][ T1273] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 124.642469][ T1273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 124.650494][ T1273] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 124.658558][ T1273] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 124.666529][ T1273] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 124.674511][ T1273]
[ 124.677894][ T1270] FAULT_INJECTION: forcing a failure.
[ 124.677894][ T1270] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 124.691650][ T1270] CPU: 1 PID: 1270 Comm: syz.6.275 Not tainted syzkaller #0
[ 124.698975][ T1270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 124.709041][ T1270] Call Trace:
[ 124.712324][ T1270]
[ 124.715258][ T1270] __dump_stack+0x21/0x24
[ 124.719604][ T1270] dump_stack_lvl+0xee/0x150
[ 124.724210][ T1270] ? __cfi_dump_stack_lvl+0x8/0x8
[ 124.729277][ T1270] dump_stack+0x15/0x24
[ 124.733526][ T1270] should_fail_ex+0x3d4/0x520
[ 124.738227][ T1270] should_fail+0xb/0x10
[ 124.742397][ T1270] should_fail_usercopy+0x1a/0x20
[ 124.747437][ T1270] _copy_to_user+0x1e/0x90
[ 124.751967][ T1270] simple_read_from_buffer+0xe9/0x160
[ 124.757342][ T1270] proc_fail_nth_read+0x19a/0x210
[ 124.762379][ T1270] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 124.767928][ T1270] ? security_file_permission+0x94/0xb0
[ 124.773481][ T1270] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 124.779042][ T1270] vfs_read+0x26e/0x8c0
[ 124.783300][ T1270] ? __cfi_vfs_read+0x10/0x10
[ 124.787995][ T1270] ? __kasan_check_write+0x14/0x20
[ 124.793120][ T1270] ? mutex_lock+0x8d/0x1a0
[ 124.797540][ T1270] ? __cfi_mutex_lock+0x10/0x10
[ 124.802398][ T1270] ? __fdget_pos+0x2cd/0x380
[ 124.806986][ T1270] ? ksys_read+0x71/0x240
[ 124.811323][ T1270] ksys_read+0x140/0x240
[ 124.815577][ T1270] ? __cfi_ksys_read+0x10/0x10
[ 124.820354][ T1270] ? debug_smp_processor_id+0x17/0x20
[ 124.825735][ T1270] __x64_sys_read+0x7b/0x90
[ 124.830273][ T1270] x64_sys_call+0x2f/0x9a0
[ 124.834700][ T1270] do_syscall_64+0x4c/0xa0
[ 124.839157][ T1270] ? clear_bhb_loop+0x30/0x80
[ 124.843837][ T1270] ? clear_bhb_loop+0x30/0x80
[ 124.848523][ T1270] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 124.854434][ T1270] RIP: 0033:0x7fdfa4d8d5fc
[ 124.858855][ T1270] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 124.878471][ T1270] RSP: 002b:00007fdfa5cc8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 124.886892][ T1270] RAX: ffffffffffffffda RBX: 00007fdfa4fc6090 RCX: 00007fdfa4d8d5fc
[ 124.894883][ T1270] RDX: 000000000000000f RSI: 00007fdfa5cc80a0 RDI: 000000000000000a
[ 124.903115][ T1270] RBP: 00007fdfa5cc8090 R08: 0000000000000000 R09: 0000000000000000
[ 124.911178][ T1270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 124.919168][ T1270] R13: 00007fdfa4fc6128 R14: 00007fdfa4fc6090 R15: 00007ffeb02eff38
[ 124.927259][ T1270]
[ 124.968921][ T1277] FAULT_INJECTION: forcing a failure.
[ 124.968921][ T1277] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 124.984117][ T1277] CPU: 0 PID: 1277 Comm: syz.0.279 Not tainted syzkaller #0
[ 124.991476][ T1277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 125.001560][ T1277] Call Trace:
[ 125.004846][ T1277]
[ 125.007816][ T1277] __dump_stack+0x21/0x24
[ 125.012191][ T1277] dump_stack_lvl+0xee/0x150
[ 125.016798][ T1277] ? __cfi_dump_stack_lvl+0x8/0x8
[ 125.021841][ T1277] dump_stack+0x15/0x24
[ 125.025996][ T1277] should_fail_ex+0x3d4/0x520
[ 125.030684][ T1277] should_fail+0xb/0x10
[ 125.034858][ T1277] should_fail_usercopy+0x1a/0x20
[ 125.039891][ T1277] _copy_to_user+0x1e/0x90
[ 125.044318][ T1277] simple_read_from_buffer+0xe9/0x160
[ 125.049699][ T1277] proc_fail_nth_read+0x19a/0x210
[ 125.054732][ T1277] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 125.060293][ T1277] ? security_file_permission+0x94/0xb0
[ 125.065843][ T1277] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 125.071421][ T1277] vfs_read+0x26e/0x8c0
[ 125.075593][ T1277] ? __cfi_vfs_read+0x10/0x10
[ 125.080282][ T1277] ? __kasan_check_write+0x14/0x20
[ 125.085408][ T1277] ? mutex_lock+0x8d/0x1a0
[ 125.089830][ T1277] ? __cfi_mutex_lock+0x10/0x10
[ 125.094695][ T1277] ? __fdget_pos+0x2cd/0x380
[ 125.099287][ T1277] ? ksys_read+0x71/0x240
[ 125.103627][ T1277] ksys_read+0x140/0x240
[ 125.107899][ T1277] ? __cfi_ksys_read+0x10/0x10
[ 125.112706][ T1277] __x64_sys_read+0x7b/0x90
[ 125.117260][ T1277] x64_sys_call+0x2f/0x9a0
[ 125.121698][ T1277] do_syscall_64+0x4c/0xa0
[ 125.126122][ T1277] ? clear_bhb_loop+0x30/0x80
[ 125.130804][ T1277] ? clear_bhb_loop+0x30/0x80
[ 125.135491][ T1277] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 125.141394][ T1277] RIP: 0033:0x7fabc158d5fc
[ 125.145841][ T1277] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 125.165452][ T1277] RSP: 002b:00007fabc240a030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 125.173966][ T1277] RAX: ffffffffffffffda RBX: 00007fabc17c5fa0 RCX: 00007fabc158d5fc
[ 125.181939][ T1277] RDX: 000000000000000f RSI: 00007fabc240a0a0 RDI: 000000000000000a
[ 125.189915][ T1277] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 125.197892][ T1277] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 125.205952][ T1277] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 125.213934][ T1277]
[ 125.218521][ T1287] FAULT_INJECTION: forcing a failure.
[ 125.218521][ T1287] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 125.242312][ T1287] CPU: 1 PID: 1287 Comm: syz.2.282 Not tainted syzkaller #0
[ 125.249757][ T1287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 125.259931][ T1287] Call Trace:
[ 125.263228][ T1287]
[ 125.266184][ T1287] __dump_stack+0x21/0x24
[ 125.270547][ T1287] dump_stack_lvl+0xee/0x150
[ 125.275170][ T1287] ? __cfi_dump_stack_lvl+0x8/0x8
[ 125.280242][ T1287] dump_stack+0x15/0x24
[ 125.284441][ T1287] should_fail_ex+0x3d4/0x520
[ 125.289145][ T1287] should_fail+0xb/0x10
[ 125.293422][ T1287] should_fail_usercopy+0x1a/0x20
[ 125.298478][ T1287] _copy_to_user+0x1e/0x90
[ 125.303012][ T1287] simple_read_from_buffer+0xe9/0x160
[ 125.308492][ T1287] proc_fail_nth_read+0x19a/0x210
[ 125.313564][ T1287] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 125.319221][ T1287] ? security_file_permission+0x94/0xb0
[ 125.324817][ T1287] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 125.330474][ T1287] vfs_read+0x26e/0x8c0
[ 125.334659][ T1287] ? __cfi_vfs_read+0x10/0x10
[ 125.339360][ T1287] ? __kasan_check_write+0x14/0x20
[ 125.344756][ T1287] ? mutex_lock+0x8d/0x1a0
[ 125.349189][ T1287] ? __cfi_mutex_lock+0x10/0x10
[ 125.354156][ T1287] ? __fdget_pos+0x2cd/0x380
[ 125.358764][ T1287] ? ksys_read+0x71/0x240
[ 125.363121][ T1287] ksys_read+0x140/0x240
[ 125.367389][ T1287] ? __cfi_ksys_read+0x10/0x10
[ 125.372186][ T1287] ? debug_smp_processor_id+0x17/0x20
[ 125.377599][ T1287] __x64_sys_read+0x7b/0x90
[ 125.382126][ T1287] x64_sys_call+0x2f/0x9a0
[ 125.386781][ T1287] do_syscall_64+0x4c/0xa0
[ 125.391220][ T1287] ? clear_bhb_loop+0x30/0x80
[ 125.395932][ T1287] ? clear_bhb_loop+0x30/0x80
[ 125.400633][ T1287] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 125.406548][ T1287] RIP: 0033:0x7fe8c0b8d5fc
[ 125.410982][ T1287] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 125.430618][ T1287] RSP: 002b:00007fe8c09de030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 125.439150][ T1287] RAX: ffffffffffffffda RBX: 00007fe8c0dc6090 RCX: 00007fe8c0b8d5fc
[ 125.447149][ T1287] RDX: 000000000000000f RSI: 00007fe8c09de0a0 RDI: 0000000000000008
[ 125.455578][ T1287] RBP: 00007fe8c09de090 R08: 0000000000000000 R09: 0000000000000000
[ 125.463572][ T1287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 125.471731][ T1287] R13: 00007fe8c0dc6128 R14: 00007fe8c0dc6090 R15: 00007ffd41bfe578
[ 125.479895][ T1287]
[ 125.513529][ T1279] FAULT_INJECTION: forcing a failure.
[ 125.513529][ T1279] name failslab, interval 1, probability 0, space 0, times 0
[ 125.530219][ T1279] CPU: 0 PID: 1279 Comm: syz.5.278 Not tainted syzkaller #0
[ 125.537572][ T1279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 125.547651][ T1279] Call Trace:
[ 125.550933][ T1279]
[ 125.553870][ T1279] __dump_stack+0x21/0x24
[ 125.558234][ T1279] dump_stack_lvl+0xee/0x150
[ 125.562840][ T1279] ? __cfi_dump_stack_lvl+0x8/0x8
[ 125.567907][ T1279] dump_stack+0x15/0x24
[ 125.572069][ T1279] should_fail_ex+0x3d4/0x520
[ 125.576756][ T1279] __should_failslab+0xac/0xf0
[ 125.581529][ T1279] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 125.587602][ T1279] should_failslab+0x9/0x20
[ 125.592107][ T1279] __kmem_cache_alloc_node+0x3d/0x2c0
[ 125.597500][ T1279] ? __cfi_mutex_lock+0x10/0x10
[ 125.602386][ T1279] ? delete_node+0x2f4/0xa60
[ 125.606978][ T1279] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 125.612975][ T1279] __kmalloc+0xa1/0x1e0
[ 125.617154][ T1279] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 125.623238][ T1279] tracepoint_probe_unregister+0x1e6/0x8b0
[ 125.629077][ T1279] bpf_probe_unregister+0x61/0x70
[ 125.634119][ T1279] bpf_raw_tp_link_release+0x63/0x90
[ 125.639502][ T1279] bpf_link_free+0x13a/0x390
[ 125.644107][ T1279] ? bpf_link_put_deferred+0x20/0x20
[ 125.649498][ T1279] bpf_link_release+0x15f/0x170
[ 125.654436][ T1279] ? __cfi_bpf_link_release+0x10/0x10
[ 125.659812][ T1279] __fput+0x1fc/0x8f0
[ 125.663813][ T1279] ____fput+0x15/0x20
[ 125.667819][ T1279] task_work_run+0x1db/0x240
[ 125.672425][ T1279] ? __cfi_task_work_run+0x10/0x10
[ 125.677535][ T1279] ? filp_close+0x111/0x160
[ 125.682043][ T1279] exit_to_user_mode_loop+0x9b/0xb0
[ 125.687240][ T1279] exit_to_user_mode_prepare+0x5a/0xa0
[ 125.692693][ T1279] syscall_exit_to_user_mode+0x1a/0x30
[ 125.698242][ T1279] do_syscall_64+0x58/0xa0
[ 125.702653][ T1279] ? clear_bhb_loop+0x30/0x80
[ 125.707345][ T1279] ? clear_bhb_loop+0x30/0x80
[ 125.712021][ T1279] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 125.717997][ T1279] RIP: 0033:0x7f7262d8ebe9
[ 125.722408][ T1279] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 125.742020][ T1279] RSP: 002b:00007f7263c03038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 125.750437][ T1279] RAX: 0000000000000000 RBX: 00007f7262fc5fa0 RCX: 00007f7262d8ebe9
[ 125.758411][ T1279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 125.766385][ T1279] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 125.774442][ T1279] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 125.782417][ T1279] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 125.790393][ T1279]
[ 125.803772][ T1291] FAULT_INJECTION: forcing a failure.
[ 125.803772][ T1291] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 125.818221][ T1285] FAULT_INJECTION: forcing a failure.
[ 125.818221][ T1285] name failslab, interval 1, probability 0, space 0, times 0
[ 125.831221][ T1291] CPU: 0 PID: 1291 Comm: syz.0.283 Not tainted syzkaller #0
[ 125.838556][ T1291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 125.848637][ T1291] Call Trace:
[ 125.851932][ T1291]
[ 125.854870][ T1291] __dump_stack+0x21/0x24
[ 125.859224][ T1291] dump_stack_lvl+0xee/0x150
[ 125.863839][ T1291] ? __cfi_dump_stack_lvl+0x8/0x8
[ 125.868891][ T1291] dump_stack+0x15/0x24
[ 125.873064][ T1291] should_fail_ex+0x3d4/0x520
[ 125.877776][ T1291] should_fail+0xb/0x10
[ 125.881953][ T1291] should_fail_usercopy+0x1a/0x20
[ 125.887013][ T1291] _copy_to_user+0x1e/0x90
[ 125.891453][ T1291] simple_read_from_buffer+0xe9/0x160
[ 125.896834][ T1291] proc_fail_nth_read+0x19a/0x210
[ 125.901862][ T1291] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 125.907414][ T1291] ? security_file_permission+0x94/0xb0
[ 125.912966][ T1291] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 125.918514][ T1291] vfs_read+0x26e/0x8c0
[ 125.922783][ T1291] ? __cfi_vfs_read+0x10/0x10
[ 125.927472][ T1291] ? __kasan_check_write+0x14/0x20
[ 125.932595][ T1291] ? mutex_lock+0x8d/0x1a0
[ 125.937016][ T1291] ? __cfi_mutex_lock+0x10/0x10
[ 125.941873][ T1291] ? __fdget_pos+0x25b/0x380
[ 125.946491][ T1291] ? __fdget_pos+0x2cd/0x380
[ 125.951102][ T1291] ? ksys_read+0x71/0x240
[ 125.955478][ T1291] ksys_read+0x140/0x240
[ 125.959753][ T1291] ? __cfi_ksys_read+0x10/0x10
[ 125.964538][ T1291] ? fpregs_restore_userregs+0x128/0x260
[ 125.970187][ T1291] __x64_sys_read+0x7b/0x90
[ 125.974701][ T1291] x64_sys_call+0x2f/0x9a0
[ 125.979131][ T1291] do_syscall_64+0x4c/0xa0
[ 125.983735][ T1291] ? clear_bhb_loop+0x30/0x80
[ 125.988434][ T1291] ? clear_bhb_loop+0x30/0x80
[ 125.993154][ T1291] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 125.999066][ T1291] RIP: 0033:0x7fabc158d5fc
[ 126.003596][ T1291] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 126.023405][ T1291] RSP: 002b:00007fabc23e9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 126.031847][ T1291] RAX: ffffffffffffffda RBX: 00007fabc17c6090 RCX: 00007fabc158d5fc
[ 126.039827][ T1291] RDX: 000000000000000f RSI: 00007fabc23e90a0 RDI: 000000000000000a
[ 126.047801][ T1291] RBP: 00007fabc23e9090 R08: 0000000000000000 R09: 0000000000000000
[ 126.055780][ T1291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 126.063759][ T1291] R13: 00007fabc17c6128 R14: 00007fabc17c6090 R15: 00007ffd5223ab98
[ 126.071753][ T1291]
[ 126.076929][ T1285] CPU: 0 PID: 1285 Comm: syz.6.281 Not tainted syzkaller #0
[ 126.084267][ T1285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 126.094520][ T1285] Call Trace:
[ 126.097843][ T1285]
[ 126.100841][ T1285] __dump_stack+0x21/0x24
[ 126.105221][ T1285] dump_stack_lvl+0xee/0x150
[ 126.109851][ T1285] ? __cfi_dump_stack_lvl+0x8/0x8
[ 126.114915][ T1285] dump_stack+0x15/0x24
[ 126.119087][ T1285] should_fail_ex+0x3d4/0x520
[ 126.123854][ T1285] __should_failslab+0xac/0xf0
[ 126.128637][ T1285] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 126.134668][ T1285] should_failslab+0x9/0x20
[ 126.139179][ T1285] __kmem_cache_alloc_node+0x3d/0x2c0
[ 126.144562][ T1285] ? __cfi_mutex_lock+0x10/0x10
[ 126.149421][ T1285] ? delete_node+0x2f4/0xa60
[ 126.154016][ T1285] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 126.160005][ T1285] __kmalloc+0xa1/0x1e0
[ 126.164175][ T1285] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 126.170262][ T1285] tracepoint_probe_unregister+0x1e6/0x8b0
[ 126.176074][ T1285] bpf_probe_unregister+0x61/0x70
[ 126.181119][ T1285] bpf_raw_tp_link_release+0x63/0x90
[ 126.186434][ T1285] bpf_link_free+0x13a/0x390
[ 126.191035][ T1285] ? bpf_link_put_deferred+0x20/0x20
[ 126.196339][ T1285] bpf_link_release+0x15f/0x170
[ 126.201195][ T1285] ? __cfi_bpf_link_release+0x10/0x10
[ 126.206568][ T1285] __fput+0x1fc/0x8f0
[ 126.210562][ T1285] ____fput+0x15/0x20
[ 126.214548][ T1285] task_work_run+0x1db/0x240
[ 126.219160][ T1285] ? __cfi_task_work_run+0x10/0x10
[ 126.224457][ T1285] ? filp_close+0x111/0x160
[ 126.228971][ T1285] exit_to_user_mode_loop+0x9b/0xb0
[ 126.234179][ T1285] exit_to_user_mode_prepare+0x5a/0xa0
[ 126.239645][ T1285] syscall_exit_to_user_mode+0x1a/0x30
[ 126.245218][ T1285] do_syscall_64+0x58/0xa0
[ 126.249646][ T1285] ? clear_bhb_loop+0x30/0x80
[ 126.254327][ T1285] ? clear_bhb_loop+0x30/0x80
[ 126.259023][ T1285] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 126.264937][ T1285] RIP: 0033:0x7fdfa4d8ebe9
[ 126.269376][ T1285] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 126.289002][ T1285] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 126.297439][ T1285] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 126.305422][ T1285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 126.313482][ T1285] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 126.321458][ T1285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 126.329528][ T1285] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 126.337520][ T1285]
[ 126.357358][ T1294] FAULT_INJECTION: forcing a failure.
[ 126.357358][ T1294] name failslab, interval 1, probability 0, space 0, times 0
[ 126.377856][ T1294] CPU: 0 PID: 1294 Comm: syz.2.284 Not tainted syzkaller #0
[ 126.385205][ T1294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 126.395303][ T1294] Call Trace:
[ 126.398679][ T1294]
[ 126.401703][ T1294] __dump_stack+0x21/0x24
[ 126.406059][ T1294] dump_stack_lvl+0xee/0x150
[ 126.410669][ T1294] ? __cfi_dump_stack_lvl+0x8/0x8
[ 126.415714][ T1294] dump_stack+0x15/0x24
[ 126.419900][ T1294] should_fail_ex+0x3d4/0x520
[ 126.424615][ T1294] __should_failslab+0xac/0xf0
[ 126.429562][ T1294] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 126.435563][ T1294] should_failslab+0x9/0x20
[ 126.440071][ T1294] __kmem_cache_alloc_node+0x3d/0x2c0
[ 126.445460][ T1294] ? __cfi_mutex_lock+0x10/0x10
[ 126.450320][ T1294] ? __cfi_bpf_raw_tp_link_release+0x10/0x10
[ 126.456305][ T1294] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 126.462388][ T1294] __kmalloc+0xa1/0x1e0
[ 126.466557][ T1294] ? __sanitizer_cov_trace_pc+0x1/0x60
[ 126.472059][ T1294] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 126.478235][ T1294] tracepoint_probe_unregister+0x1e6/0x8b0
[ 126.484053][ T1294] bpf_probe_unregister+0x61/0x70
[ 126.489191][ T1294] bpf_raw_tp_link_release+0x63/0x90
[ 126.494493][ T1294] bpf_link_free+0x13a/0x390
[ 126.499106][ T1294] ? bpf_link_put_deferred+0x20/0x20
[ 126.504402][ T1294] bpf_link_release+0x15f/0x170
[ 126.509261][ T1294] ? __cfi_bpf_link_release+0x10/0x10
[ 126.514909][ T1294] __fput+0x1fc/0x8f0
[ 126.518905][ T1294] ____fput+0x15/0x20
[ 126.522899][ T1294] task_work_run+0x1db/0x240
[ 126.527501][ T1294] ? __cfi_task_work_run+0x10/0x10
[ 126.532620][ T1294] ? filp_close+0x111/0x160
[ 126.537205][ T1294] exit_to_user_mode_loop+0x9b/0xb0
[ 126.542541][ T1294] exit_to_user_mode_prepare+0x5a/0xa0
[ 126.548154][ T1294] syscall_exit_to_user_mode+0x1a/0x30
[ 126.553648][ T1294] do_syscall_64+0x58/0xa0
[ 126.558078][ T1294] ? clear_bhb_loop+0x30/0x80
[ 126.562764][ T1294] ? clear_bhb_loop+0x30/0x80
[ 126.567449][ T1294] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 126.573356][ T1294] RIP: 0033:0x7fe8c0b8ebe9
[ 126.577803][ T1294] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 126.597591][ T1294] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 126.606026][ T1294] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 126.614015][ T1294] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 126.621993][ T1294] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 126.629981][ T1294] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 126.637964][ T1294] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 126.645946][ T1294]
[ 126.674876][ T1297] FAULT_INJECTION: forcing a failure.
[ 126.674876][ T1297] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 126.689090][ T1297] CPU: 1 PID: 1297 Comm: syz.5.285 Not tainted syzkaller #0
[ 126.696420][ T1297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 126.706502][ T1297] Call Trace:
[ 126.709790][ T1297]
[ 126.712799][ T1297] __dump_stack+0x21/0x24
[ 126.717188][ T1297] dump_stack_lvl+0xee/0x150
[ 126.721807][ T1297] ? __cfi_dump_stack_lvl+0x8/0x8
[ 126.726847][ T1297] dump_stack+0x15/0x24
[ 126.731007][ T1297] should_fail_ex+0x3d4/0x520
[ 126.735704][ T1297] should_fail+0xb/0x10
[ 126.739876][ T1297] should_fail_usercopy+0x1a/0x20
[ 126.744996][ T1297] _copy_to_user+0x1e/0x90
[ 126.749422][ T1297] simple_read_from_buffer+0xe9/0x160
[ 126.754797][ T1297] proc_fail_nth_read+0x19a/0x210
[ 126.759832][ T1297] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 126.765391][ T1297] ? security_file_permission+0x94/0xb0
[ 126.770953][ T1297] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 126.776536][ T1297] vfs_read+0x26e/0x8c0
[ 126.780719][ T1297] ? __cfi_vfs_read+0x10/0x10
[ 126.785408][ T1297] ? __kasan_check_write+0x14/0x20
[ 126.790553][ T1297] ? mutex_lock+0x8d/0x1a0
[ 126.794989][ T1297] ? __cfi_mutex_lock+0x10/0x10
[ 126.799879][ T1297] ? __fdget_pos+0x2cd/0x380
[ 126.804464][ T1297] ? ksys_read+0x71/0x240
[ 126.808799][ T1297] ksys_read+0x140/0x240
[ 126.813049][ T1297] ? __cfi_ksys_read+0x10/0x10
[ 126.817815][ T1297] __x64_sys_read+0x7b/0x90
[ 126.822324][ T1297] x64_sys_call+0x2f/0x9a0
[ 126.826747][ T1297] do_syscall_64+0x4c/0xa0
[ 126.831177][ T1297] ? clear_bhb_loop+0x30/0x80
[ 126.835865][ T1297] ? clear_bhb_loop+0x30/0x80
[ 126.840606][ T1297] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 126.846593][ T1297] RIP: 0033:0x7f7262d8d5fc
[ 126.851010][ T1297] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 126.870628][ T1297] RSP: 002b:00007f7263c03030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 126.879042][ T1297] RAX: ffffffffffffffda RBX: 00007f7262fc5fa0 RCX: 00007f7262d8d5fc
[ 126.887101][ T1297] RDX: 000000000000000f RSI: 00007f7263c030a0 RDI: 0000000000000009
[ 126.895073][ T1297] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 126.903051][ T1297] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 126.911021][ T1297] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 126.919021][ T1297]
[ 126.953213][ T1305] FAULT_INJECTION: forcing a failure.
[ 126.953213][ T1305] name failslab, interval 1, probability 0, space 0, times 0
[ 126.966867][ T1305] CPU: 0 PID: 1305 Comm: syz.1.287 Not tainted syzkaller #0
[ 126.974216][ T1305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 126.984571][ T1305] Call Trace:
[ 126.987885][ T1305]
[ 126.990857][ T1305] __dump_stack+0x21/0x24
[ 126.995213][ T1305] dump_stack_lvl+0xee/0x150
[ 127.000017][ T1305] ? __cfi_dump_stack_lvl+0x8/0x8
[ 127.005127][ T1305] dump_stack+0x15/0x24
[ 127.009299][ T1305] should_fail_ex+0x3d4/0x520
[ 127.013988][ T1305] __should_failslab+0xac/0xf0
[ 127.018860][ T1305] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.024871][ T1305] should_failslab+0x9/0x20
[ 127.029384][ T1305] __kmem_cache_alloc_node+0x3d/0x2c0
[ 127.034787][ T1305] ? __cfi_mutex_lock+0x10/0x10
[ 127.039666][ T1305] ? delete_node+0x2f4/0xa60
[ 127.044444][ T1305] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.050536][ T1305] __kmalloc+0xa1/0x1e0
[ 127.054719][ T1305] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 127.060823][ T1305] tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.066643][ T1305] bpf_probe_unregister+0x61/0x70
[ 127.071698][ T1305] bpf_raw_tp_link_release+0x63/0x90
[ 127.076992][ T1305] bpf_link_free+0x13a/0x390
[ 127.081599][ T1305] ? bpf_link_put_deferred+0x20/0x20
[ 127.086997][ T1305] bpf_link_release+0x15f/0x170
[ 127.091857][ T1305] ? __cfi_bpf_link_release+0x10/0x10
[ 127.097262][ T1305] __fput+0x1fc/0x8f0
[ 127.101357][ T1305] ____fput+0x15/0x20
[ 127.105358][ T1305] task_work_run+0x1db/0x240
[ 127.109968][ T1305] ? __cfi_task_work_run+0x10/0x10
[ 127.115177][ T1305] ? filp_close+0x111/0x160
[ 127.119695][ T1305] exit_to_user_mode_loop+0x9b/0xb0
[ 127.124902][ T1305] exit_to_user_mode_prepare+0x5a/0xa0
[ 127.130395][ T1305] syscall_exit_to_user_mode+0x1a/0x30
[ 127.135868][ T1305] do_syscall_64+0x58/0xa0
[ 127.140328][ T1305] ? clear_bhb_loop+0x30/0x80
[ 127.145011][ T1305] ? clear_bhb_loop+0x30/0x80
[ 127.149795][ T1305] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 127.155877][ T1305] RIP: 0033:0x7faa8eb8ebe9
[ 127.160298][ T1305] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 127.179963][ T1305] RSP: 002b:00007faa8fa36038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 127.188399][ T1305] RAX: 0000000000000000 RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8ebe9
[ 127.196383][ T1305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
2025/09/15 10:47:35 executed programs: 283
[ 127.204537][ T1305] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 127.212525][ T1305] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 127.220509][ T1305] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 127.228579][ T1305]
[ 127.233465][ T1303] FAULT_INJECTION: forcing a failure.
[ 127.233465][ T1303] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 127.240534][ T1310] FAULT_INJECTION: forcing a failure.
[ 127.240534][ T1310] name failslab, interval 1, probability 0, space 0, times 0
[ 127.263024][ T1303] CPU: 0 PID: 1303 Comm: syz.6.288 Not tainted syzkaller #0
[ 127.270384][ T1303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 127.280651][ T1303] Call Trace:
[ 127.283959][ T1303]
[ 127.286908][ T1303] __dump_stack+0x21/0x24
[ 127.291367][ T1303] dump_stack_lvl+0xee/0x150
[ 127.296000][ T1303] ? __cfi_dump_stack_lvl+0x8/0x8
[ 127.301132][ T1303] dump_stack+0x15/0x24
[ 127.305483][ T1303] should_fail_ex+0x3d4/0x520
[ 127.310266][ T1303] should_fail+0xb/0x10
[ 127.314463][ T1303] should_fail_usercopy+0x1a/0x20
[ 127.319599][ T1303] _copy_to_user+0x1e/0x90
[ 127.324038][ T1303] simple_read_from_buffer+0xe9/0x160
[ 127.329432][ T1303] proc_fail_nth_read+0x19a/0x210
[ 127.334466][ T1303] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 127.340021][ T1303] ? security_file_permission+0x94/0xb0
[ 127.345591][ T1303] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 127.351140][ T1303] vfs_read+0x26e/0x8c0
[ 127.355374][ T1303] ? __cfi_vfs_read+0x10/0x10
[ 127.360063][ T1303] ? __kasan_check_write+0x14/0x20
[ 127.365241][ T1303] ? mutex_lock+0x8d/0x1a0
[ 127.369752][ T1303] ? __cfi_mutex_lock+0x10/0x10
[ 127.374609][ T1303] ? __fdget_pos+0x2cd/0x380
[ 127.379201][ T1303] ? ksys_read+0x71/0x240
[ 127.383548][ T1303] ksys_read+0x140/0x240
[ 127.387805][ T1303] ? __cfi_ksys_read+0x10/0x10
[ 127.392675][ T1303] ? debug_smp_processor_id+0x17/0x20
[ 127.398059][ T1303] __x64_sys_read+0x7b/0x90
[ 127.402661][ T1303] x64_sys_call+0x2f/0x9a0
[ 127.407082][ T1303] do_syscall_64+0x4c/0xa0
[ 127.411497][ T1303] ? clear_bhb_loop+0x30/0x80
[ 127.416186][ T1303] ? clear_bhb_loop+0x30/0x80
[ 127.420866][ T1303] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 127.426762][ T1303] RIP: 0033:0x7fdfa4d8d5fc
[ 127.431183][ T1303] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 127.450809][ T1303] RSP: 002b:00007fdfa5ce9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 127.459226][ T1303] RAX: ffffffffffffffda RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8d5fc
[ 127.467199][ T1303] RDX: 000000000000000f RSI: 00007fdfa5ce90a0 RDI: 000000000000000a
[ 127.475185][ T1303] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 127.483223][ T1303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 127.491209][ T1303] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 127.499190][ T1303]
[ 127.503832][ T1310] CPU: 0 PID: 1310 Comm: syz.2.289 Not tainted syzkaller #0
[ 127.511251][ T1310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 127.521424][ T1310] Call Trace:
[ 127.524714][ T1310]
[ 127.527646][ T1310] __dump_stack+0x21/0x24
[ 127.532051][ T1310] dump_stack_lvl+0xee/0x150
[ 127.536655][ T1310] ? __cfi_dump_stack_lvl+0x8/0x8
[ 127.541722][ T1310] dump_stack+0x15/0x24
[ 127.546051][ T1310] should_fail_ex+0x3d4/0x520
[ 127.550826][ T1310] __should_failslab+0xac/0xf0
[ 127.555612][ T1310] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.561721][ T1310] should_failslab+0x9/0x20
[ 127.566262][ T1310] __kmem_cache_alloc_node+0x3d/0x2c0
[ 127.571662][ T1310] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 127.577752][ T1310] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.583748][ T1310] __kmalloc+0xa1/0x1e0
[ 127.587915][ T1310] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 127.593994][ T1310] tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.599855][ T1310] bpf_probe_unregister+0x61/0x70
[ 127.604920][ T1310] bpf_raw_tp_link_release+0x63/0x90
[ 127.610307][ T1310] bpf_link_free+0x13a/0x390
[ 127.614914][ T1310] ? bpf_link_put_deferred+0x20/0x20
[ 127.620223][ T1310] bpf_link_release+0x15f/0x170
[ 127.625086][ T1310] ? __cfi_bpf_link_release+0x10/0x10
[ 127.630550][ T1310] __fput+0x1fc/0x8f0
[ 127.634545][ T1310] ____fput+0x15/0x20
[ 127.638545][ T1310] task_work_run+0x1db/0x240
[ 127.643143][ T1310] ? __cfi_task_work_run+0x10/0x10
[ 127.648265][ T1310] exit_to_user_mode_loop+0x9b/0xb0
[ 127.653469][ T1310] exit_to_user_mode_prepare+0x5a/0xa0
[ 127.658933][ T1310] syscall_exit_to_user_mode+0x1a/0x30
[ 127.664413][ T1310] do_syscall_64+0x58/0xa0
[ 127.668838][ T1310] ? clear_bhb_loop+0x30/0x80
[ 127.673535][ T1310] ? clear_bhb_loop+0x30/0x80
[ 127.678224][ T1310] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 127.684386][ T1310] RIP: 0033:0x7fe8c0b8ebe9
[ 127.688806][ T1310] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 127.708411][ T1310] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 127.717011][ T1310] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 127.724988][ T1310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 127.732965][ T1310] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 127.740940][ T1310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 127.748917][ T1310] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 127.756981][ T1310]
[ 127.761687][ T1300] FAULT_INJECTION: forcing a failure.
[ 127.761687][ T1300] name failslab, interval 1, probability 0, space 0, times 0
[ 127.778046][ T1300] CPU: 1 PID: 1300 Comm: syz.0.286 Not tainted syzkaller #0
[ 127.785397][ T1300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 127.795551][ T1300] Call Trace:
[ 127.798846][ T1300]
[ 127.801868][ T1300] __dump_stack+0x21/0x24
[ 127.806243][ T1300] dump_stack_lvl+0xee/0x150
[ 127.810850][ T1300] ? __cfi_dump_stack_lvl+0x8/0x8
[ 127.815891][ T1300] dump_stack+0x15/0x24
[ 127.820067][ T1300] should_fail_ex+0x3d4/0x520
[ 127.824841][ T1300] __should_failslab+0xac/0xf0
[ 127.829614][ T1300] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.835601][ T1300] should_failslab+0x9/0x20
[ 127.840110][ T1300] __kmem_cache_alloc_node+0x3d/0x2c0
[ 127.845496][ T1300] ? __cfi_mutex_lock+0x10/0x10
[ 127.850355][ T1300] ? delete_node+0x2f4/0xa60
[ 127.854959][ T1300] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.861037][ T1300] __kmalloc+0xa1/0x1e0
[ 127.865204][ T1300] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 127.871382][ T1300] tracepoint_probe_unregister+0x1e6/0x8b0
[ 127.877201][ T1300] bpf_probe_unregister+0x61/0x70
[ 127.882272][ T1300] bpf_raw_tp_link_release+0x63/0x90
[ 127.887561][ T1300] bpf_link_free+0x13a/0x390
[ 127.892167][ T1300] ? bpf_link_put_deferred+0x20/0x20
[ 127.897478][ T1300] bpf_link_release+0x15f/0x170
[ 127.902345][ T1300] ? __cfi_bpf_link_release+0x10/0x10
[ 127.907720][ T1300] __fput+0x1fc/0x8f0
[ 127.911711][ T1300] ____fput+0x15/0x20
[ 127.915786][ T1300] task_work_run+0x1db/0x240
[ 127.920433][ T1300] ? __cfi_task_work_run+0x10/0x10
[ 127.925573][ T1300] ? filp_close+0x111/0x160
[ 127.930102][ T1300] exit_to_user_mode_loop+0x9b/0xb0
[ 127.935314][ T1300] exit_to_user_mode_prepare+0x5a/0xa0
[ 127.940779][ T1300] syscall_exit_to_user_mode+0x1a/0x30
[ 127.946330][ T1300] do_syscall_64+0x58/0xa0
[ 127.950745][ T1300] ? clear_bhb_loop+0x30/0x80
[ 127.955430][ T1300] ? clear_bhb_loop+0x30/0x80
[ 127.960119][ T1300] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 127.966104][ T1300] RIP: 0033:0x7fabc158ebe9
[ 127.970524][ T1300] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 127.990318][ T1300] RSP: 002b:00007fabc240a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 127.998750][ T1300] RAX: 0000000000000000 RBX: 00007fabc17c5fa0 RCX: 00007fabc158ebe9
[ 128.006730][ T1300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 128.014701][ T1300] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 128.022673][ T1300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 128.030647][ T1300] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 128.038639][ T1300]
[ 128.047139][ T1312] FAULT_INJECTION: forcing a failure.
[ 128.047139][ T1312] name failslab, interval 1, probability 0, space 0, times 0
[ 128.070294][ T1312] CPU: 0 PID: 1312 Comm: syz.5.290 Not tainted syzkaller #0
[ 128.077655][ T1312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 128.087737][ T1312] Call Trace:
[ 128.091114][ T1312]
[ 128.094046][ T1312] __dump_stack+0x21/0x24
[ 128.098398][ T1312] dump_stack_lvl+0xee/0x150
[ 128.103098][ T1312] ? __cfi_dump_stack_lvl+0x8/0x8
[ 128.108144][ T1312] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 128.114321][ T1312] dump_stack+0x15/0x24
[ 128.118494][ T1312] should_fail_ex+0x3d4/0x520
[ 128.123557][ T1312] __should_failslab+0xac/0xf0
[ 128.128399][ T1312] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 128.134683][ T1312] should_failslab+0x9/0x20
[ 128.139290][ T1312] __kmem_cache_alloc_node+0x3d/0x2c0
[ 128.144676][ T1312] ? __cfi_mutex_lock+0x10/0x10
[ 128.149534][ T1312] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 128.155537][ T1312] __kmalloc+0xa1/0x1e0
[ 128.159737][ T1312] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 128.165850][ T1312] tracepoint_probe_unregister+0x1e6/0x8b0
[ 128.171762][ T1312] bpf_probe_unregister+0x61/0x70
[ 128.176796][ T1312] bpf_raw_tp_link_release+0x63/0x90
[ 128.182191][ T1312] bpf_link_free+0x13a/0x390
[ 128.186826][ T1312] ? irqentry_exit+0x37/0x40
[ 128.191451][ T1312] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 128.197363][ T1312] ? bpf_link_put_deferred+0x20/0x20
[ 128.202670][ T1312] bpf_link_release+0x15f/0x170
[ 128.207523][ T1312] ? __cfi_bpf_link_release+0x10/0x10
[ 128.212950][ T1312] __fput+0x1fc/0x8f0
[ 128.216948][ T1312] ____fput+0x15/0x20
[ 128.220960][ T1312] task_work_run+0x1db/0x240
[ 128.226195][ T1312] ? __cfi_task_work_run+0x10/0x10
[ 128.231516][ T1312] ? filp_close+0x111/0x160
[ 128.236054][ T1312] exit_to_user_mode_loop+0x9b/0xb0
[ 128.241284][ T1312] exit_to_user_mode_prepare+0x5a/0xa0
[ 128.246776][ T1312] syscall_exit_to_user_mode+0x1a/0x30
[ 128.252604][ T1312] do_syscall_64+0x58/0xa0
[ 128.257026][ T1312] ? clear_bhb_loop+0x30/0x80
[ 128.261712][ T1312] ? clear_bhb_loop+0x30/0x80
[ 128.266408][ T1312] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 128.272331][ T1312] RIP: 0033:0x7f7262d8ebe9
[ 128.276778][ T1312] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 128.296416][ T1312] RSP: 002b:00007f7263c03038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 128.304875][ T1312] RAX: 0000000000000000 RBX: 00007f7262fc5fa0 RCX: 00007f7262d8ebe9
[ 128.312852][ T1312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 128.320921][ T1312] RBP: 00007f7263c03090 R08: 0000000000000000 R09: 0000000000000000
[ 128.328923][ T1312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 128.336925][ T1312] R13: 00007f7262fc6038 R14: 00007f7262fc5fa0 R15: 00007ffca6cd86f8
[ 128.344939][ T1312]
[ 128.381045][ T1314] FAULT_INJECTION: forcing a failure.
[ 128.381045][ T1314] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 128.394843][ T1314] CPU: 1 PID: 1314 Comm: syz.1.291 Not tainted syzkaller #0
[ 128.402393][ T1314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 128.412577][ T1314] Call Trace:
[ 128.415885][ T1314]
[ 128.418924][ T1314] __dump_stack+0x21/0x24
[ 128.423379][ T1314] dump_stack_lvl+0xee/0x150
[ 128.428002][ T1314] ? __cfi_dump_stack_lvl+0x8/0x8
[ 128.433093][ T1314] dump_stack+0x15/0x24
[ 128.437266][ T1314] should_fail_ex+0x3d4/0x520
[ 128.441978][ T1314] should_fail+0xb/0x10
[ 128.446162][ T1314] should_fail_usercopy+0x1a/0x20
[ 128.451388][ T1314] _copy_to_user+0x1e/0x90
[ 128.455842][ T1314] simple_read_from_buffer+0xe9/0x160
[ 128.461237][ T1314] proc_fail_nth_read+0x19a/0x210
[ 128.466368][ T1314] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 128.472026][ T1314] ? security_file_permission+0x94/0xb0
[ 128.477596][ T1314] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 128.483253][ T1314] vfs_read+0x26e/0x8c0
[ 128.491880][ T1314] ? __cfi_vfs_read+0x10/0x10
[ 128.496588][ T1314] ? __kasan_check_write+0x14/0x20
[ 128.501734][ T1314] ? mutex_lock+0x8d/0x1a0
[ 128.506180][ T1314] ? __cfi_mutex_lock+0x10/0x10
[ 128.511339][ T1314] ? __fdget_pos+0x2cd/0x380
[ 128.515979][ T1314] ? ksys_read+0x71/0x240
[ 128.520342][ T1314] ksys_read+0x140/0x240
[ 128.524610][ T1314] ? __cfi_ksys_read+0x10/0x10
[ 128.529754][ T1314] ? debug_smp_processor_id+0x17/0x20
[ 128.535158][ T1314] __x64_sys_read+0x7b/0x90
[ 128.539696][ T1314] x64_sys_call+0x2f/0x9a0
[ 128.544135][ T1314] do_syscall_64+0x4c/0xa0
[ 128.548669][ T1314] ? clear_bhb_loop+0x30/0x80
[ 128.553392][ T1314] ? clear_bhb_loop+0x30/0x80
[ 128.558111][ T1314] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 128.564162][ T1314] RIP: 0033:0x7faa8eb8d5fc
[ 128.568710][ T1314] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 128.588439][ T1314] RSP: 002b:00007faa8fa36030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 128.597068][ T1314] RAX: ffffffffffffffda RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8d5fc
[ 128.605321][ T1314] RDX: 000000000000000f RSI: 00007faa8fa360a0 RDI: 0000000000000009
[ 128.613407][ T1314] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 128.621410][ T1314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 128.629429][ T1314] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 128.637513][ T1314]
[ 128.647202][ T1319] FAULT_INJECTION: forcing a failure.
[ 128.647202][ T1319] name failslab, interval 1, probability 0, space 0, times 0
[ 128.661799][ T1319] CPU: 1 PID: 1319 Comm: syz.0.293 Not tainted syzkaller #0
[ 128.669137][ T1319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 128.679232][ T1319] Call Trace:
[ 128.682532][ T1319]
[ 128.685484][ T1319] __dump_stack+0x21/0x24
[ 128.689852][ T1319] dump_stack_lvl+0xee/0x150
[ 128.694481][ T1319] ? __cfi_dump_stack_lvl+0x8/0x8
[ 128.699702][ T1319] dump_stack+0x15/0x24
[ 128.703875][ T1319] should_fail_ex+0x3d4/0x520
[ 128.708566][ T1319] __should_failslab+0xac/0xf0
[ 128.713339][ T1319] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 128.719417][ T1319] should_failslab+0x9/0x20
[ 128.723929][ T1319] __kmem_cache_alloc_node+0x3d/0x2c0
[ 128.729314][ T1319] ? __cfi_mutex_lock+0x10/0x10
[ 128.734178][ T1319] ? delete_node+0x2f4/0xa60
[ 128.738783][ T1319] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 128.744766][ T1319] __kmalloc+0xa1/0x1e0
[ 128.748934][ T1319] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 128.755305][ T1319] tracepoint_probe_unregister+0x1e6/0x8b0
[ 128.761125][ T1319] bpf_probe_unregister+0x61/0x70
[ 128.766174][ T1319] bpf_raw_tp_link_release+0x63/0x90
[ 128.771484][ T1319] bpf_link_free+0x13a/0x390
[ 128.776176][ T1319] ? bpf_link_put_deferred+0x20/0x20
[ 128.781491][ T1319] bpf_link_release+0x15f/0x170
[ 128.786363][ T1319] ? __cfi_bpf_link_release+0x10/0x10
[ 128.791762][ T1319] __fput+0x1fc/0x8f0
[ 128.795855][ T1319] ____fput+0x15/0x20
[ 128.799941][ T1319] task_work_run+0x1db/0x240
[ 128.804565][ T1319] ? __cfi_task_work_run+0x10/0x10
[ 128.809793][ T1319] ? filp_close+0x111/0x160
[ 128.814441][ T1319] exit_to_user_mode_loop+0x9b/0xb0
[ 128.819724][ T1319] exit_to_user_mode_prepare+0x5a/0xa0
[ 128.825292][ T1319] syscall_exit_to_user_mode+0x1a/0x30
[ 128.830880][ T1319] do_syscall_64+0x58/0xa0
[ 128.835322][ T1319] ? clear_bhb_loop+0x30/0x80
[ 128.840013][ T1319] ? clear_bhb_loop+0x30/0x80
[ 128.844697][ T1319] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 128.850598][ T1319] RIP: 0033:0x7fabc158ebe9
[ 128.855014][ T1319] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 128.875258][ T1319] RSP: 002b:00007fabc240a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 128.883772][ T1319] RAX: 0000000000000000 RBX: 00007fabc17c5fa0 RCX: 00007fabc158ebe9
[ 128.891763][ T1319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 128.899756][ T1319] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 128.907737][ T1319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 128.915759][ T1319] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 128.923761][ T1319]
[ 128.933444][ T1317] FAULT_INJECTION: forcing a failure.
[ 128.933444][ T1317] name failslab, interval 1, probability 0, space 0, times 0
[ 128.953316][ T1317] CPU: 1 PID: 1317 Comm: syz.2.292 Not tainted syzkaller #0
[ 128.960663][ T1317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 128.970732][ T1317] Call Trace:
[ 128.974016][ T1317]
[ 128.976954][ T1317] __dump_stack+0x21/0x24
[ 128.981301][ T1317] dump_stack_lvl+0xee/0x150
[ 128.985907][ T1317] ? __cfi_dump_stack_lvl+0x8/0x8
[ 128.990947][ T1317] dump_stack+0x15/0x24
[ 128.995136][ T1317] should_fail_ex+0x3d4/0x520
[ 128.999828][ T1317] __should_failslab+0xac/0xf0
[ 129.004602][ T1317] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 129.010599][ T1317] should_failslab+0x9/0x20
[ 129.015108][ T1317] __kmem_cache_alloc_node+0x3d/0x2c0
[ 129.020493][ T1317] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 129.026574][ T1317] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 129.032671][ T1317] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 129.038938][ T1317] __kmalloc+0xa1/0x1e0
[ 129.043109][ T1317] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 129.049209][ T1317] tracepoint_probe_unregister+0x1e6/0x8b0
[ 129.055075][ T1317] bpf_probe_unregister+0x61/0x70
[ 129.060214][ T1317] bpf_raw_tp_link_release+0x63/0x90
[ 129.065523][ T1317] bpf_link_free+0x13a/0x390
[ 129.070128][ T1317] ? irqentry_exit+0x37/0x40
[ 129.074838][ T1317] ? bpf_link_put_deferred+0x20/0x20
[ 129.080155][ T1317] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 129.086329][ T1317] bpf_link_release+0x15f/0x170
[ 129.091188][ T1317] ? __cfi_bpf_link_release+0x10/0x10
[ 129.096565][ T1317] __fput+0x1fc/0x8f0
[ 129.100555][ T1317] ____fput+0x15/0x20
[ 129.104634][ T1317] task_work_run+0x1db/0x240
[ 129.109230][ T1317] ? __cfi_task_work_run+0x10/0x10
[ 129.114367][ T1317] ? filp_close+0x111/0x160
[ 129.118899][ T1317] exit_to_user_mode_loop+0x9b/0xb0
[ 129.124103][ T1317] exit_to_user_mode_prepare+0x5a/0xa0
[ 129.129565][ T1317] syscall_exit_to_user_mode+0x1a/0x30
[ 129.135044][ T1317] do_syscall_64+0x58/0xa0
[ 129.139494][ T1317] ? clear_bhb_loop+0x30/0x80
[ 129.144199][ T1317] ? clear_bhb_loop+0x30/0x80
[ 129.148885][ T1317] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 129.154804][ T1317] RIP: 0033:0x7fe8c0b8ebe9
[ 129.159224][ T1317] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 129.178838][ T1317] RSP: 002b:00007fe8c09ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 129.187268][ T1317] RAX: 0000000000000000 RBX: 00007fe8c0dc5fa0 RCX: 00007fe8c0b8ebe9
[ 129.195353][ T1317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 129.203435][ T1317] RBP: 00007fe8c09ff090 R08: 0000000000000000 R09: 0000000000000000
[ 129.211534][ T1317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 129.219516][ T1317] R13: 00007fe8c0dc6038 R14: 00007fe8c0dc5fa0 R15: 00007ffd41bfe578
[ 129.227503][ T1317]
[ 129.248447][ T1323] FAULT_INJECTION: forcing a failure.
[ 129.248447][ T1323] name failslab, interval 1, probability 0, space 0, times 0
[ 129.262450][ T1323] CPU: 0 PID: 1323 Comm: syz.6.294 Not tainted syzkaller #0
[ 129.269786][ T1323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 129.279957][ T1323] Call Trace:
[ 129.283251][ T1323]
[ 129.286286][ T1323] __dump_stack+0x21/0x24
[ 129.290641][ T1323] dump_stack_lvl+0xee/0x150
[ 129.295272][ T1323] ? __cfi_dump_stack_lvl+0x8/0x8
[ 129.300413][ T1323] dump_stack+0x15/0x24
[ 129.304575][ T1323] should_fail_ex+0x3d4/0x520
[ 129.309286][ T1323] __should_failslab+0xac/0xf0
[ 129.314053][ T1323] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 129.320045][ T1323] should_failslab+0x9/0x20
[ 129.324550][ T1323] __kmem_cache_alloc_node+0x3d/0x2c0
[ 129.329933][ T1323] ? __cfi_mutex_lock+0x10/0x10
[ 129.335061][ T1323] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 129.341046][ T1323] __kmalloc+0xa1/0x1e0
[ 129.345212][ T1323] ? sysvec_apic_timer_interrupt+0x64/0xc0
[ 129.351110][ T1323] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 129.357194][ T1323] tracepoint_probe_unregister+0x1e6/0x8b0
[ 129.363022][ T1323] bpf_probe_unregister+0x61/0x70
[ 129.368059][ T1323] bpf_raw_tp_link_release+0x63/0x90
[ 129.373349][ T1323] bpf_link_free+0x13a/0x390
[ 129.377954][ T1323] ? bpf_link_put_deferred+0x20/0x20
[ 129.383306][ T1323] bpf_link_release+0x15f/0x170
[ 129.388182][ T1323] ? __cfi_bpf_link_release+0x10/0x10
[ 129.393584][ T1323] __fput+0x1fc/0x8f0
[ 129.397609][ T1323] ____fput+0x15/0x20
[ 129.401613][ T1323] task_work_run+0x1db/0x240
[ 129.406219][ T1323] ? __cfi_task_work_run+0x10/0x10
[ 129.411343][ T1323] ? filp_close+0x111/0x160
[ 129.415861][ T1323] exit_to_user_mode_loop+0x9b/0xb0
[ 129.421176][ T1323] exit_to_user_mode_prepare+0x5a/0xa0
[ 129.426672][ T1323] syscall_exit_to_user_mode+0x1a/0x30
[ 129.432162][ T1323] do_syscall_64+0x58/0xa0
[ 129.436602][ T1323] ? clear_bhb_loop+0x30/0x80
[ 129.441315][ T1323] ? clear_bhb_loop+0x30/0x80
[ 129.446091][ T1323] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 129.452018][ T1323] RIP: 0033:0x7fdfa4d8ebe9
[ 129.456450][ T1323] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 129.477026][ T1323] RSP: 002b:00007fdfa5ce9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 129.485646][ T1323] RAX: 0000000000000000 RBX: 00007fdfa4fc5fa0 RCX: 00007fdfa4d8ebe9
[ 129.493734][ T1323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
[ 129.501729][ T1323] RBP: 00007fdfa5ce9090 R08: 0000000000000000 R09: 0000000000000000
[ 129.509828][ T1323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 129.517826][ T1323] R13: 00007fdfa4fc6038 R14: 00007fdfa4fc5fa0 R15: 00007ffeb02eff38
[ 129.525847][ T1323]
[ 129.529307][ T1326] FAULT_INJECTION: forcing a failure.
[ 129.529307][ T1326] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 129.529963][ C0] CFI failure at __traceiter_neigh_update+0x9d/0xf0 (target: 0xffffc900000074f0; expected type: 0xcdd4cfdd)
[ 129.542779][ T1326] CPU: 1 PID: 1326 Comm: syz.1.296 Not tainted syzkaller #0
[ 129.554142][ C0] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 129.561337][ T1326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 129.567488][ C0] CPU: 0 PID: 540 Comm: kworker/0:4 Not tainted syzkaller #0
[ 129.577539][ T1326] Call Trace:
[ 129.577550][ T1326]
[ 129.584944][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 129.588249][ T1326] __dump_stack+0x21/0x24
[ 129.591187][ C0] Workqueue: wg-crypt-wg0 wg_packet_encrypt_worker
[ 129.601233][ T1326] dump_stack_lvl+0xee/0x150
[ 129.605558][ C0]
[ 129.605567][ C0] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0
[ 129.612056][ T1326] ? __cfi_dump_stack_lvl+0x8/0x8
[ 129.616641][ C0] Code: 05 e8 87 41 b9 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74
[ 129.619061][ T1326] dump_stack+0x15/0x24
[ 129.625224][ C0] RSP: 0018:ffffc900000074f0 EFLAGS: 00010282
[ 129.630295][ T1326] should_fail_ex+0x3d4/0x520
[ 129.650090][ C0]
[ 129.650100][ C0] RAX: 1ffff110221df746 RBX: ffff888110efba28 RCX: 0000000000000004
[ 129.654262][ T1326] should_fail+0xb/0x10
[ 129.660317][ C0] RDX: ffff88810511b456 RSI: ffff888100a68c00 RDI: ffffc90002fe5000
[ 129.665083][ T1326] should_fail_usercopy+0x1a/0x20
[ 129.667480][ C0] RBP: ffffc90000007530 R08: 0000000000000001 R09: 0000000000000000
[ 129.675450][ T1326] _copy_to_user+0x1e/0x90
[ 129.679722][ C0] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125b0
[ 129.687706][ T1326] simple_read_from_buffer+0xe9/0x160
[ 129.692721][ C0] R13: 0000000000000004 R14: ffff888110efba28 R15: dffffc0000000000
[ 129.700908][ T1326] proc_fail_nth_read+0x19a/0x210
[ 129.705860][ C0] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 129.713835][ T1326] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 129.719191][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 129.727159][ T1326] ? security_file_permission+0x94/0xb0
[ 129.732192][ C0] CR2: 000055558e7d44a8 CR3: 000000012f453000 CR4: 00000000003506b0
[ 129.741287][ T1326] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 129.746829][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 129.753578][ T1326] vfs_read+0x26e/0x8c0
[ 129.759136][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 129.767288][ T1326] ? __cfi_vfs_read+0x10/0x10
[ 129.772849][ C0] Call Trace:
[ 129.772866][ C0]
[ 129.782179][ T1326] ? __kasan_check_write+0x14/0x20
[ 129.786358][ C0] __neigh_update+0x1f4b/0x2080
[ 129.794338][ T1326] ? mutex_lock+0x8d/0x1a0
[ 129.799204][ C0] ? neigh_lookup+0x34e/0x410
[ 129.802590][ T1326] ? __cfi_mutex_lock+0x10/0x10
[ 129.805710][ C0] ? __cfi_arp_key_eq+0x10/0x10
[ 129.810827][ T1326] ? __fdget_pos+0x2cd/0x380
[ 129.815761][ C0] ? __cfi_neigh_lookup+0x10/0x10
[ 129.820189][ T1326] ? ksys_read+0x71/0x240
[ 129.824867][ C0] neigh_event_ns+0xb3/0x120
[ 129.829716][ T1326] ksys_read+0x140/0x240
[ 129.834745][ C0] arp_process+0x119c/0x1920
[ 129.839355][ T1326] ? __cfi_ksys_read+0x10/0x10
[ 129.844383][ C0] ? __cfi_arp_process+0x10/0x10
[ 129.848856][ T1326] ? debug_smp_processor_id+0x17/0x20
[ 129.853445][ C0] ? __cfi_packet_rcv+0x10/0x10
[ 129.857689][ T1326] __x64_sys_read+0x7b/0x90
[ 129.862286][ C0] ? __netif_receive_skb_core+0x2d0e/0x34a0
[ 129.867224][ T1326] x64_sys_call+0x2f/0x9a0
[ 129.872215][ C0] ? __cfi_arp_process+0x10/0x10
[ 129.877598][ T1326] do_syscall_64+0x4c/0xa0
[ 129.882452][ C0] NF_HOOK+0x14d/0x1a0
[ 129.886949][ T1326] ? clear_bhb_loop+0x30/0x80
[ 129.892859][ C0] ? __cfi_arp_process+0x10/0x10
[ 129.897270][ T1326] ? clear_bhb_loop+0x30/0x80
[ 129.902238][ C0] ? arp_xmit+0x1d0/0x1d0
[ 129.906642][ T1326] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 129.910707][ C0] ? qdisc_run+0x240/0x240
[ 129.915385][ T1326] RIP: 0033:0x7faa8eb8d5fc
[ 129.920449][ C0] ? __kasan_check_read+0x11/0x20
[ 129.925171][ T1326] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 129.929587][ C0] arp_rcv+0x2ef/0x480
[ 129.935466][ T1326] RSP: 002b:00007faa8fa36030 EFLAGS: 00000246
[ 129.939882][ C0] ? __cfi_arp_rcv+0x10/0x10
[ 129.944396][ T1326] ORIG_RAX: 0000000000000000
[ 129.949414][ C0] __netif_receive_skb_list_core+0x713/0x770
[ 129.969454][ T1326] RAX: ffffffffffffffda RBX: 00007faa8edc5fa0 RCX: 00007faa8eb8d5fc
[ 129.973742][ C0] ? set_rps_cpu+0x5e0/0x5e0
[ 129.980512][ T1326] RDX: 000000000000000f RSI: 00007faa8fa360a0 RDI: 000000000000000a
[ 129.985122][ C0] ? receive_buf+0x22e2/0x4760
[ 129.989854][ T1326] RBP: 00007faa8fa36090 R08: 0000000000000000 R09: 0000000000000000
[ 129.995831][ C0] netif_receive_skb_list_internal+0x7d2/0xa60
[ 130.003890][ T1326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 130.008496][ C0] ? __cfi_netif_receive_skb_list_internal+0x10/0x10
[ 130.016467][ T1326] R13: 00007faa8edc6038 R14: 00007faa8edc5fa0 R15: 00007ffc92a38f48
[ 130.021226][ C0] ? detach_buf_split+0x882/0xa80
[ 130.029194][ T1326]
[ 130.035353][ C0] napi_complete_done+0x36f/0x790
[ 130.043994][ T1329] FAULT_INJECTION: forcing a failure.
[ 130.043994][ T1329] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 130.050174][ C0] ? __cfi_napi_complete_done+0x10/0x10
[ 130.058430][ T1329] CPU: 1 PID: 1329 Comm: syz.0.297 Not tainted syzkaller #0
[ 130.063402][ C0] ? virtqueue_enable_cb_prepare+0x22e/0x510
[ 130.066438][ T1329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 130.071458][ C0] virtnet_poll+0x991/0x1150
[ 130.084471][ T1329] Call Trace:
[ 130.084481][ T1329]
[ 130.090275][ C0] ? __cfi_virtnet_poll+0x10/0x10
[ 130.097559][ T1329] __dump_stack+0x21/0x24
[ 130.103720][ C0] __napi_poll+0xd0/0x5e0
[ 130.113866][ T1329] dump_stack_lvl+0xee/0x150
[ 130.118467][ C0] net_rx_action+0x49b/0xaa0
[ 130.121746][ T1329] ? __cfi_dump_stack_lvl+0x8/0x8
[ 130.124721][ C0] ? __cfi_net_rx_action+0x10/0x10
[ 130.129838][ T1329] dump_stack+0x15/0x24
[ 130.134169][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 130.138589][ T1329] should_fail_ex+0x3d4/0x520
[ 130.143175][ C0] ? irqtime_account_irq+0x75/0x240
[ 130.147755][ T1329] should_fail+0xb/0x10
[ 130.152905][ C0] handle_softirqs+0x1d7/0x600
[ 130.158028][ T1329] should_fail_usercopy+0x1a/0x20
[ 130.162184][ C0] __do_softirq+0xb/0xd
[ 130.167998][ T1329] _copy_to_user+0x1e/0x90
[ 130.172666][ C0] do_softirq+0xc6/0x120
[ 130.177858][ T1329] simple_read_from_buffer+0xe9/0x160
[ 130.182185][ C0]
[ 130.186961][ T1329] proc_fail_nth_read+0x19a/0x210
[ 130.191975][ C0]
[ 130.196128][ T1329] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 130.200542][ C0] ? __cfi_do_softirq+0x10/0x10
[ 130.204779][ T1329] ? security_file_permission+0x94/0xb0
[ 130.210142][ C0] ? _raw_spin_lock_bh+0x8e/0xe0
[ 130.213079][ T1329] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 130.218097][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10
[ 130.221042][ T1329] vfs_read+0x26e/0x8c0
[ 130.226591][ C0] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 130.231899][ T1329] ? __cfi_vfs_read+0x10/0x10
[ 130.237453][ C0] __local_bh_enable_ip+0x75/0x80
[ 130.242399][ T1329] ? __kasan_check_write+0x14/0x20
[ 130.248015][ C0] _raw_spin_unlock_bh+0x50/0x60
[ 130.253498][ T1329] ? mutex_lock+0x8d/0x1a0
[ 130.257754][ C0] wg_packet_encrypt_worker+0x2d3/0x1510
[ 130.264526][ T1329] ? __cfi_mutex_lock+0x10/0x10
[ 130.269323][ C0] ? __cfi____update_load_sum+0x10/0x10
[ 130.274789][ T1329] ? __fdget_pos+0x2cd/0x380
[ 130.280041][ C0] ? __cfi_wg_packet_encrypt_worker+0x10/0x10
[ 130.285067][ T1329] ? ksys_read+0x71/0x240
[ 130.289502][ C0] ? update_load_avg+0x4c2/0x13f0
[ 130.295145][ T1329] ksys_read+0x140/0x240
[ 130.300029][ C0] ? enqueue_task_fair+0xb91/0x1d10
[ 130.305572][ T1329] ? __cfi_ksys_read+0x10/0x10
[ 130.310159][ C0] ? __cfi_enqueue_task_fair+0x10/0x10
[ 130.316232][ T1329] ? debug_smp_processor_id+0x17/0x20
[ 130.320569][ C0] ? check_preempt_wakeup+0x7fd/0xbc0
[ 130.325580][ T1329] __x64_sys_read+0x7b/0x90
[ 130.329820][ C0] ? __cfi_check_preempt_wakeup+0x10/0x10
[ 130.335006][ T1329] x64_sys_call+0x2f/0x9a0
[ 130.339770][ C0] ? sched_clock_cpu+0x6e/0x250
[ 130.345234][ T1329] do_syscall_64+0x4c/0xa0
[ 130.350614][ C0] ? activate_task+0x10/0xa0
[ 130.356074][ T1329] ? clear_bhb_loop+0x30/0x80
[ 130.360581][ C0] ? __cfi_sched_clock_cpu+0x10/0x10
[ 130.366379][ T1329] ? clear_bhb_loop+0x30/0x80
[ 130.370792][ C0] ? debug_smp_processor_id+0x17/0x20
[ 130.370822][ C0] ? __kasan_check_read+0x11/0x20
[ 130.375690][ T1329] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 130.380127][ C0] ? ttwu_do_wakeup+0xfb/0x490
[ 130.384726][ T1329] RIP: 0033:0x7fabc158d5fc
[ 130.389427][ C0] ? ttwu_do_activate+0x174/0x280
[ 130.394768][ T1329] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 130.399465][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 130.404928][ T1329] RSP: 002b:00007fabc240a030 EFLAGS: 00000246
[ 130.409999][ C0] ? try_to_wake_up+0x613/0x1220
[ 130.415990][ T1329] ORIG_RAX: 0000000000000000
[ 130.416007][ T1329] RAX: ffffffffffffffda RBX: 00007fabc17c5fa0 RCX: 00007fabc158d5fc
[ 130.420782][ C0] process_one_work+0x71f/0xc40
[ 130.425311][ T1329] RDX: 000000000000000f RSI: 00007fabc240a0a0 RDI: 000000000000000a
[ 130.430342][ C0] worker_thread+0xa29/0x11f0
[ 130.450375][ T1329] RBP: 00007fabc240a090 R08: 0000000000000000 R09: 0000000000000000
[ 130.456325][ C0] kthread+0x281/0x320
[ 130.462374][ T1329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 130.467324][ C0] ? __cfi_worker_thread+0x10/0x10
[ 130.472035][ T1329] R13: 00007fabc17c6038 R14: 00007fabc17c5fa0 R15: 00007ffd5223ab98
[ 130.480463][ C0] ? __cfi_kthread+0x10/0x10
[ 130.485579][ T1329]
[ 130.493750][ C0] ret_from_fork+0x1f/0x30
[ 130.544419][ C0]
[ 130.547848][ C0] Modules linked in:
[ 130.551862][ C0] ---[ end trace 0000000000000000 ]---
[ 130.557612][ C0] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0
[ 130.564700][ C0] Code: 05 e8 87 41 b9 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74
[ 130.585175][ C0] RSP: 0018:ffffc900000074f0 EFLAGS: 00010282
[ 130.591314][ C0] RAX: 1ffff110221df746 RBX: ffff888110efba28 RCX: 0000000000000004
[ 130.599477][ C0] RDX: ffff88810511b456 RSI: ffff888100a68c00 RDI: ffffc90002fe5000
[ 130.607814][ C0] RBP: ffffc90000007530 R08: 0000000000000001 R09: 0000000000000000
[ 130.615853][ C0] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125b0
[ 130.624084][ C0] R13: 0000000000000004 R14: ffff888110efba28 R15: dffffc0000000000
[ 130.632100][ C0] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 130.641203][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 130.647887][ C0] CR2: 000055558e7d44a8 CR3: 0000000006e0f000 CR4: 00000000003506b0
[ 130.656022][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 130.664135][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 130.672317][ C0] Kernel panic - not syncing: Fatal exception in interrupt
[ 130.679869][ C0] Kernel Offset: disabled
[ 130.684218][ C0] Rebooting in 86400 seconds..