Warning: Permanently added '10.128.1.188' (ED25519) to the list of known hosts.
2026/04/21 09:30:09 parsed 1 programs
Setting up swapspace version 1, size = 127995904 bytes
[ 45.494441][ T28] audit: type=1400 audit(1776763810.326:106): avc: denied { unlink } for pid=390 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
[ 45.537885][ T390] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 46.231766][ T28] audit: type=1401 audit(1776763811.056:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768"
[ 46.464529][ T399] bridge0: port 1(bridge_slave_0) entered blocking state
[ 46.471970][ T399] bridge0: port 1(bridge_slave_0) entered disabled state
[ 46.482106][ T399] device bridge_slave_0 entered promiscuous mode
[ 46.520013][ T399] bridge0: port 2(bridge_slave_1) entered blocking state
[ 46.530044][ T399] bridge0: port 2(bridge_slave_1) entered disabled state
[ 46.537910][ T399] device bridge_slave_1 entered promiscuous mode
[ 46.867891][ T399] bridge0: port 2(bridge_slave_1) entered blocking state
[ 46.875513][ T399] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 46.882962][ T399] bridge0: port 1(bridge_slave_0) entered blocking state
[ 46.890313][ T399] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 46.914333][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 46.922461][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 46.932025][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 46.940059][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 46.954443][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 46.962979][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 46.970408][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 46.978958][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 46.988193][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 46.995754][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 47.010062][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 47.018292][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 47.030978][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 47.042123][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 47.051737][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 47.060231][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 47.069119][ T399] device veth0_vlan entered promiscuous mode
[ 47.079630][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 47.089145][ T399] device veth1_macvtap entered promiscuous mode
[ 47.098232][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
2026/04/21 09:30:11 executed programs: 0
[ 47.116861][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 47.248471][ T460] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.256052][ T460] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.263778][ T460] device bridge_slave_0 entered promiscuous mode
[ 47.271748][ T460] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.279300][ T460] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.287900][ T460] device bridge_slave_1 entered promiscuous mode
[ 47.398833][ T459] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.406184][ T459] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.413669][ T459] device bridge_slave_0 entered promiscuous mode
[ 47.434792][ T459] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.442539][ T459] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.450542][ T459] device bridge_slave_1 entered promiscuous mode
[ 47.469000][ T464] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.476685][ T464] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.485207][ T464] device bridge_slave_0 entered promiscuous mode
[ 47.492334][ T464] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.499602][ T464] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.507263][ T464] device bridge_slave_1 entered promiscuous mode
[ 47.522462][ T462] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.530153][ T462] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.539431][ T462] device bridge_slave_0 entered promiscuous mode
[ 47.562159][ T462] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.569615][ T462] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.578671][ T462] device bridge_slave_1 entered promiscuous mode
[ 47.601399][ T465] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.608827][ T465] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.616494][ T465] device bridge_slave_0 entered promiscuous mode
[ 47.648750][ T465] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.656509][ T465] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.664484][ T465] device bridge_slave_1 entered promiscuous mode
[ 47.829030][ T459] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.836794][ T459] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 47.844386][ T459] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.851498][ T459] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 47.881733][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.889635][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.899447][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 47.908536][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 47.944626][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 47.953369][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 47.961731][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.968788][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 47.976981][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 48.004407][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 48.013145][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.022058][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.029491][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.051512][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.062684][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.094956][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.103391][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 48.112524][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 48.121870][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 48.130317][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 48.139040][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.147657][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.156134][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.165012][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.172485][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.180315][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.189030][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.196174][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.204046][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.213096][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.221616][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 48.242631][ T460] device veth0_vlan entered promiscuous mode
[ 48.255459][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.265244][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.272385][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.281115][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.289704][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.297264][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.305427][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.313688][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.321117][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.329323][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.337948][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.345367][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.353275][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.362370][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 48.381854][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 48.390897][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.398709][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 48.408081][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.416846][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.424342][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.432086][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 48.440774][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.449129][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.456349][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.467976][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 48.482971][ T460] device veth1_macvtap entered promiscuous mode
[ 48.494733][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 48.503322][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 48.512084][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 48.520858][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 48.529796][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 48.538982][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 48.547847][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.560725][ T465] device veth0_vlan entered promiscuous mode
[ 48.577275][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 48.586104][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 48.595045][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 48.603717][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 48.612828][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 48.621989][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 48.631311][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 48.639282][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 48.667977][ T465] device veth1_macvtap entered promiscuous mode
[ 48.674918][ T28] audit: type=1400 audit(1776763813.496:108): avc: denied { bpf } for pid=481 comm="syz.0.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[ 48.698805][ T28] audit: type=1400 audit(1776763813.496:109): avc: denied { map_create } for pid=481 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 48.699427][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 48.719923][ T28] audit: type=1400 audit(1776763813.496:110): avc: denied { map_read map_write } for pid=481 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 48.748209][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.756819][ T28] audit: type=1400 audit(1776763813.496:111): avc: denied { prog_load } for pid=481 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 48.776642][ T28] audit: type=1400 audit(1776763813.496:112): avc: denied { perfmon } for pid=481 comm="syz.0.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[ 48.776665][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 48.776937][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.799327][ T28] audit: type=1400 audit(1776763813.496:113): avc: denied { prog_run } for pid=481 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 48.816093][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 48.844092][ T482] FAULT_INJECTION: forcing a failure.
[ 48.844092][ T482] name fail_usercopy, interval 1, probability 0, space 0, times 1
[ 48.844578][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 48.867624][ T482] CPU: 0 PID: 482 Comm: syz.0.17 Not tainted syzkaller #0
[ 48.868310][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 48.875012][ T482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 48.875032][ T482] Call Trace:
[ 48.875037][ T482]
[ 48.875043][ T482] __dump_stack+0x21/0x24
[ 48.875074][ T482] dump_stack_lvl+0x110/0x170
[ 48.875088][ T482] ? __cfi_dump_stack_lvl+0x8/0x8
[ 48.875105][ T482] dump_stack+0x15/0x24
[ 48.875119][ T482] should_fail_ex+0x3d4/0x520
[ 48.875141][ T482] should_fail+0xb/0x10
[ 48.883547][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 48.893941][ T482] should_fail_usercopy+0x1a/0x20
[ 48.893965][ T482] _copy_to_user+0x1e/0x90
[ 48.898234][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.900518][ T482] simple_read_from_buffer+0xe9/0x160
[ 48.905604][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 48.910011][ T482] proc_fail_nth_read+0x1a6/0x220
[ 48.915665][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.919755][ T482] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 48.925939][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 48.928940][ T482] ? security_file_permission+0x94/0xb0
[ 48.937611][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 48.942288][ T482] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 48.947567][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 48.955002][ T482] vfs_read+0x27a/0x910
[ 48.955026][ T482] ? __cfi_vfs_read+0x10/0x10
[ 48.955038][ T482] ? __kasan_check_write+0x14/0x20
[ 48.961589][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 48.968998][ T482] ? mutex_lock+0x93/0x1b0
[ 48.969023][ T482] ? __cfi_mutex_lock+0x10/0x10
[ 48.980177][ T459] device veth0_vlan entered promiscuous mode
[ 48.982250][ T482] ? __fdget_pos+0x2cd/0x380
[ 48.995276][ T459] device veth1_macvtap entered promiscuous mode
[ 48.996500][ T482] ? ksys_read+0x71/0x250
[ 49.080571][ T482] ksys_read+0x149/0x250
[ 49.084819][ T482] ? __cfi_ksys_read+0x10/0x10
[ 49.089857][ T482] ? fpregs_restore_userregs+0x128/0x260
[ 49.095782][ T482] __x64_sys_read+0x7b/0x90
[ 49.100368][ T482] x64_sys_call+0x2f/0x9a0
[ 49.104961][ T482] do_syscall_64+0x4c/0xa0
[ 49.109745][ T482] ? clear_bhb_loop+0x30/0x80
[ 49.115033][ T482] ? clear_bhb_loop+0x30/0x80
[ 49.119909][ T482] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 49.126461][ T482] RIP: 0033:0x7f25f075b7ce
[ 49.131322][ T482] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 49.151880][ T482] RSP: 002b:00007f25f1680fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 49.160811][ T482] RAX: ffffffffffffffda RBX: 00007f25f16816c0 RCX: 00007f25f075b7ce
[ 49.169395][ T482] RDX: 000000000000000f RSI: 00007f25f16810a0 RDI: 0000000000000006
[ 49.177797][ T482] RBP: 00007f25f1681090 R08: 0000000000000000 R09: 0000000000000000
[ 49.186266][ T482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 49.195190][ T482] R13: 00007f25f0a06038 R14: 00007f25f0a05fa0 R15: 00007ffef0584d48
[ 49.203972][ T482]
[ 49.223219][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 49.233777][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 49.242945][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 49.251884][ T485] FAULT_INJECTION: forcing a failure.
[ 49.251884][ T485] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 49.256717][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 49.274524][ T487] FAULT_INJECTION: forcing a failure.
[ 49.274524][ T487] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 49.275047][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 49.297041][ T487] CPU: 0 PID: 487 Comm: syz.0.22 Not tainted syzkaller #0
[ 49.304514][ T487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 49.308303][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 49.315096][ T487] Call Trace:
[ 49.315114][ T487]
[ 49.315121][ T487] __dump_stack+0x21/0x24
[ 49.315142][ T487] dump_stack_lvl+0x110/0x170
[ 49.315156][ T487] ? __cfi_dump_stack_lvl+0x8/0x8
[ 49.334256][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 49.335080][ T487] dump_stack+0x15/0x24
[ 49.340435][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 49.345252][ T487] should_fail_ex+0x3d4/0x520
[ 49.345281][ T487] should_fail+0xb/0x10
[ 49.345298][ T487] should_fail_usercopy+0x1a/0x20
[ 49.345311][ T487] _copy_to_user+0x1e/0x90
[ 49.345329][ T487] simple_read_from_buffer+0xe9/0x160
[ 49.345347][ T487] proc_fail_nth_read+0x1a6/0x220
[ 49.345363][ T487] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.345378][ T487] ? security_file_permission+0x94/0xb0
[ 49.364179][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 49.367854][ T487] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.383312][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 49.387310][ T487] vfs_read+0x27a/0x910
[ 49.387331][ T487] ? __cfi_vfs_read+0x10/0x10
[ 49.387345][ T487] ? __kasan_check_write+0x14/0x20
[ 49.393128][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 49.397900][ T487] ? mutex_lock+0x93/0x1b0
[ 49.397922][ T487] ? __cfi_mutex_lock+0x10/0x10
[ 49.397938][ T487] ? __fdget_pos+0x2cd/0x380
[ 49.397952][ T487] ? ksys_read+0x71/0x250
[ 49.397967][ T487] ksys_read+0x149/0x250
[ 49.397982][ T487] ? __cfi_ksys_read+0x10/0x10
[ 49.397993][ T487] ? fput+0x15b/0x1a0
[ 49.398011][ T487] ? debug_smp_processor_id+0x17/0x20
[ 49.398033][ T487] __x64_sys_read+0x7b/0x90
[ 49.398046][ T487] x64_sys_call+0x2f/0x9a0
[ 49.414207][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 49.418716][ T487] do_syscall_64+0x4c/0xa0
[ 49.418741][ T487] ? clear_bhb_loop+0x30/0x80
[ 49.434169][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 49.437325][ T487] ? clear_bhb_loop+0x30/0x80
[ 49.437351][ T487] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 49.540050][ T487] RIP: 0033:0x7f25f075b7ce
[ 49.544654][ T487] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 49.565302][ T487] RSP: 002b:00007f25f1680fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 49.573981][ T487] RAX: ffffffffffffffda RBX: 00007f25f16816c0 RCX: 00007f25f075b7ce
[ 49.582389][ T487] RDX: 000000000000000f RSI: 00007f25f16810a0 RDI: 0000000000000006
[ 49.590802][ T487] RBP: 00007f25f1681090 R08: 0000000000000000 R09: 0000000000000000
[ 49.599258][ T487] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 49.607843][ T487] R13: 00007f25f0a06038 R14: 00007f25f0a05fa0 R15: 00007ffef0584d48
[ 49.616352][ T487]
[ 49.619455][ T485] CPU: 1 PID: 485 Comm: syz.4.21 Not tainted syzkaller #0
[ 49.626830][ T485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 49.637337][ T485] Call Trace:
[ 49.640711][ T485]
[ 49.643845][ T485] __dump_stack+0x21/0x24
[ 49.648872][ T485] dump_stack_lvl+0x110/0x170
[ 49.653640][ T485] ? __cfi_dump_stack_lvl+0x8/0x8
[ 49.659114][ T485] dump_stack+0x15/0x24
[ 49.663538][ T485] should_fail_ex+0x3d4/0x520
[ 49.668383][ T485] should_fail+0xb/0x10
[ 49.672538][ T485] should_fail_usercopy+0x1a/0x20
[ 49.677556][ T485] _copy_to_user+0x1e/0x90
[ 49.681999][ T485] simple_read_from_buffer+0xe9/0x160
[ 49.687527][ T485] proc_fail_nth_read+0x1a6/0x220
[ 49.692546][ T485] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.698165][ T485] ? security_file_permission+0x94/0xb0
[ 49.703948][ T485] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.709599][ T485] vfs_read+0x27a/0x910
[ 49.714281][ T485] ? __cfi_vfs_read+0x10/0x10
[ 49.719225][ T485] ? __kasan_check_write+0x14/0x20
[ 49.724425][ T485] ? mutex_lock+0x93/0x1b0
[ 49.729112][ T485] ? __cfi_mutex_lock+0x10/0x10
[ 49.734215][ T485] ? __fdget_pos+0x2cd/0x380
[ 49.739001][ T485] ? ksys_read+0x71/0x250
[ 49.743513][ T485] ksys_read+0x149/0x250
[ 49.748291][ T485] ? __cfi_ksys_read+0x10/0x10
[ 49.753318][ T485] ? fput+0x15b/0x1a0
[ 49.757655][ T485] ? debug_smp_processor_id+0x17/0x20
[ 49.763636][ T485] __x64_sys_read+0x7b/0x90
[ 49.768662][ T485] x64_sys_call+0x2f/0x9a0
[ 49.773436][ T485] do_syscall_64+0x4c/0xa0
[ 49.777949][ T485] ? clear_bhb_loop+0x30/0x80
[ 49.782801][ T485] ? clear_bhb_loop+0x30/0x80
[ 49.787674][ T485] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 49.793740][ T485] RIP: 0033:0x7fbd3635b7ce
[ 49.798322][ T485] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 49.818789][ T485] RSP: 002b:00007fbd37293fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 49.827463][ T485] RAX: ffffffffffffffda RBX: 00007fbd372946c0 RCX: 00007fbd3635b7ce
[ 49.836583][ T485] RDX: 000000000000000f RSI: 00007fbd372940a0 RDI: 0000000000000006
[ 49.844968][ T485] RBP: 00007fbd37294090 R08: 0000000000000000 R09: 0000000000000000
[ 49.853450][ T485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 49.861734][ T485] R13: 00007fbd36606038 R14: 00007fbd36605fa0 R15: 00007ffd812af918
[ 49.870505][ T485]
[ 49.877311][ T490] FAULT_INJECTION: forcing a failure.
[ 49.877311][ T490] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 49.890579][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 49.891303][ T490] CPU: 1 PID: 490 Comm: syz.0.23 Not tainted syzkaller #0
[ 49.899590][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 49.906044][ T490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 49.906058][ T490] Call Trace:
[ 49.906064][ T490]
[ 49.906070][ T490] __dump_stack+0x21/0x24
[ 49.906092][ T490] dump_stack_lvl+0x110/0x170
[ 49.906105][ T490] ? __cfi_dump_stack_lvl+0x8/0x8
[ 49.923084][ T462] device veth0_vlan entered promiscuous mode
[ 49.923610][ T490] dump_stack+0x15/0x24
[ 49.935612][ T462] device veth1_macvtap entered promiscuous mode
[ 49.939272][ T490] should_fail_ex+0x3d4/0x520
[ 49.939303][ T490] should_fail+0xb/0x10
[ 49.971291][ T490] should_fail_usercopy+0x1a/0x20
[ 49.976312][ T490] _copy_to_user+0x1e/0x90
[ 49.980771][ T490] simple_read_from_buffer+0xe9/0x160
[ 49.986325][ T490] proc_fail_nth_read+0x1a6/0x220
[ 49.991533][ T490] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.997174][ T490] ? security_file_permission+0x94/0xb0
[ 50.002844][ T490] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.008605][ T490] vfs_read+0x27a/0x910
[ 50.013135][ T490] ? __cfi_vfs_read+0x10/0x10
[ 50.018068][ T490] ? __kasan_check_write+0x14/0x20
[ 50.023191][ T490] ? mutex_lock+0x93/0x1b0
[ 50.027600][ T490] ? __cfi_mutex_lock+0x10/0x10
[ 50.032701][ T490] ? __fdget_pos+0x2cd/0x380
[ 50.037305][ T490] ? ksys_read+0x71/0x250
[ 50.041625][ T490] ksys_read+0x149/0x250
[ 50.046126][ T490] ? __cfi_ksys_read+0x10/0x10
[ 50.051408][ T490] ? fput+0x15b/0x1a0
[ 50.055823][ T490] ? debug_smp_processor_id+0x17/0x20
[ 50.061378][ T490] __x64_sys_read+0x7b/0x90
[ 50.066007][ T490] x64_sys_call+0x2f/0x9a0
[ 50.071113][ T490] do_syscall_64+0x4c/0xa0
[ 50.075876][ T490] ? clear_bhb_loop+0x30/0x80
[ 50.080551][ T490] ? clear_bhb_loop+0x30/0x80
[ 50.085493][ T490] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.091747][ T490] RIP: 0033:0x7f25f075b7ce
[ 50.096174][ T490] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 50.116053][ T490] RSP: 002b:00007f25f1680fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 50.124635][ T490] RAX: ffffffffffffffda RBX: 00007f25f16816c0 RCX: 00007f25f075b7ce
[ 50.133311][ T490] RDX: 000000000000000f RSI: 00007f25f16810a0 RDI: 0000000000000006
[ 50.141454][ T490] RBP: 00007f25f1681090 R08: 0000000000000000 R09: 0000000000000000
[ 50.150094][ T490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.158755][ T490] R13: 00007f25f0a06038 R14: 00007f25f0a05fa0 R15: 00007ffef0584d48
[ 50.166927][ T490]
[ 50.170739][ T492] FAULT_INJECTION: forcing a failure.
[ 50.170739][ T492] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 50.184406][ T492] CPU: 0 PID: 492 Comm: syz.4.24 Not tainted syzkaller #0
[ 50.189583][ T464] device veth0_vlan entered promiscuous mode
[ 50.192222][ T492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 50.192234][ T492] Call Trace:
[ 50.205594][ T464] device veth1_macvtap entered promiscuous mode
[ 50.209010][ T492]
[ 50.209021][ T492] __dump_stack+0x21/0x24
[ 50.209043][ T492] dump_stack_lvl+0x110/0x170
[ 50.231017][ T492] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.236033][ T492] dump_stack+0x15/0x24
[ 50.240270][ T492] should_fail_ex+0x3d4/0x520
[ 50.245319][ T492] should_fail+0xb/0x10
[ 50.249775][ T492] should_fail_usercopy+0x1a/0x20
[ 50.255093][ T492] _copy_to_user+0x1e/0x90
[ 50.260366][ T492] simple_read_from_buffer+0xe9/0x160
[ 50.266722][ T492] proc_fail_nth_read+0x1a6/0x220
[ 50.272631][ T492] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.278700][ T492] ? security_file_permission+0x94/0xb0
[ 50.284258][ T492] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.290417][ T492] vfs_read+0x27a/0x910
[ 50.294748][ T492] ? __cfi_vfs_read+0x10/0x10
[ 50.299594][ T492] ? __kasan_check_write+0x14/0x20
[ 50.304925][ T492] ? mutex_lock+0x93/0x1b0
[ 50.309514][ T492] ? __cfi_mutex_lock+0x10/0x10
[ 50.314446][ T492] ? __fdget_pos+0x2cd/0x380
[ 50.319134][ T492] ? ksys_read+0x71/0x250
[ 50.323552][ T492] ksys_read+0x149/0x250
[ 50.327911][ T492] ? __cfi_ksys_read+0x10/0x10
[ 50.332752][ T492] ? fput+0x15b/0x1a0
[ 50.336957][ T492] ? debug_smp_processor_id+0x17/0x20
[ 50.342592][ T492] __x64_sys_read+0x7b/0x90
[ 50.347446][ T492] x64_sys_call+0x2f/0x9a0
[ 50.352036][ T492] do_syscall_64+0x4c/0xa0
[ 50.356535][ T492] ? clear_bhb_loop+0x30/0x80
[ 50.361284][ T492] ? clear_bhb_loop+0x30/0x80
[ 50.366136][ T492] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.372244][ T492] RIP: 0033:0x7fbd3635b7ce
[ 50.376733][ T492] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 50.397219][ T492] RSP: 002b:00007fbd37293fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 50.405618][ T492] RAX: ffffffffffffffda RBX: 00007fbd372946c0 RCX: 00007fbd3635b7ce
[ 50.413573][ T492] RDX: 000000000000000f RSI: 00007fbd372940a0 RDI: 0000000000000006
[ 50.421925][ T492] RBP: 00007fbd37294090 R08: 0000000000000000 R09: 0000000000000000
[ 50.430402][ T492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.438725][ T492] R13: 00007fbd36606038 R14: 00007fbd36605fa0 R15: 00007ffd812af918
[ 50.446782][ T492]
[ 50.450798][ T494] FAULT_INJECTION: forcing a failure.
[ 50.450798][ T494] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 50.464360][ T494] CPU: 1 PID: 494 Comm: syz.0.25 Not tainted syzkaller #0
[ 50.471828][ T494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 50.482593][ T494] Call Trace:
[ 50.486048][ T494]
[ 50.488989][ T494] __dump_stack+0x21/0x24
[ 50.493312][ T494] dump_stack_lvl+0x110/0x170
[ 50.498189][ T494] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.503239][ T494] dump_stack+0x15/0x24
[ 50.507747][ T494] should_fail_ex+0x3d4/0x520
[ 50.512617][ T494] should_fail+0xb/0x10
[ 50.517221][ T494] should_fail_usercopy+0x1a/0x20
[ 50.522331][ T494] _copy_to_user+0x1e/0x90
[ 50.527186][ T494] simple_read_from_buffer+0xe9/0x160
[ 50.532641][ T494] proc_fail_nth_read+0x1a6/0x220
[ 50.538144][ T494] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.543769][ T494] ? security_file_permission+0x94/0xb0
[ 50.549576][ T494] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.555287][ T494] vfs_read+0x27a/0x910
[ 50.559439][ T494] ? __cfi_vfs_read+0x10/0x10
[ 50.564112][ T494] ? __kasan_check_write+0x14/0x20
[ 50.569215][ T494] ? mutex_lock+0x93/0x1b0
[ 50.573722][ T494] ? __cfi_mutex_lock+0x10/0x10
[ 50.578649][ T494] ? __fdget_pos+0x2cd/0x380
[ 50.583581][ T494] ? ksys_read+0x71/0x250
[ 50.588071][ T494] ksys_read+0x149/0x250
[ 50.592445][ T494] ? __cfi_ksys_read+0x10/0x10
[ 50.597595][ T494] ? fput+0x15b/0x1a0
[ 50.601859][ T494] ? debug_smp_processor_id+0x17/0x20
[ 50.607239][ T494] __x64_sys_read+0x7b/0x90
[ 50.611772][ T494] x64_sys_call+0x2f/0x9a0
[ 50.616269][ T494] do_syscall_64+0x4c/0xa0
[ 50.620852][ T494] ? clear_bhb_loop+0x30/0x80
[ 50.625533][ T494] ? clear_bhb_loop+0x30/0x80
[ 50.630414][ T494] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.636750][ T494] RIP: 0033:0x7f25f075b7ce
[ 50.641272][ T494] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 50.661859][ T494] RSP: 002b:00007f25f1680fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 50.670614][ T494] RAX: ffffffffffffffda RBX: 00007f25f16816c0 RCX: 00007f25f075b7ce
[ 50.678905][ T494] RDX: 000000000000000f RSI: 00007f25f16810a0 RDI: 0000000000000006
[ 50.686999][ T494] RBP: 00007f25f1681090 R08: 0000000000000000 R09: 0000000000000000
[ 50.695483][ T494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.703537][ T494] R13: 00007f25f0a06038 R14: 00007f25f0a05fa0 R15: 00007ffef0584d48
[ 50.711907][ T494]
[ 50.719925][ T496] FAULT_INJECTION: forcing a failure.
[ 50.719925][ T496] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 50.734404][ T496] CPU: 1 PID: 496 Comm: syz.4.26 Not tainted syzkaller #0
[ 50.741550][ T496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 50.752128][ T496] Call Trace:
[ 50.755569][ T496]
[ 50.758750][ T496] __dump_stack+0x21/0x24
[ 50.763282][ T496] dump_stack_lvl+0x110/0x170
[ 50.768144][ T496] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.773335][ T496] dump_stack+0x15/0x24
[ 50.777560][ T496] should_fail_ex+0x3d4/0x520
[ 50.782578][ T496] should_fail+0xb/0x10
[ 50.786807][ T496] should_fail_usercopy+0x1a/0x20
[ 50.792357][ T496] _copy_to_user+0x1e/0x90
[ 50.796796][ T496] simple_read_from_buffer+0xe9/0x160
[ 50.802267][ T496] proc_fail_nth_read+0x1a6/0x220
[ 50.807708][ T496] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.813500][ T496] ? security_file_permission+0x94/0xb0
[ 50.819207][ T496] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.824996][ T496] vfs_read+0x27a/0x910
[ 50.829233][ T496] ? __cfi_vfs_read+0x10/0x10
[ 50.834195][ T496] ? __kasan_check_write+0x14/0x20
[ 50.839388][ T496] ? mutex_lock+0x93/0x1b0
[ 50.843980][ T496] ? __cfi_mutex_lock+0x10/0x10
[ 50.849042][ T496] ? __fdget_pos+0x2cd/0x380
[ 50.853725][ T496] ? ksys_read+0x71/0x250
[ 50.858327][ T496] ksys_read+0x149/0x250
[ 50.862730][ T496] ? __cfi_ksys_read+0x10/0x10
[ 50.867494][ T496] ? fput+0x15b/0x1a0
[ 50.871808][ T496] ? debug_smp_processor_id+0x17/0x20
[ 50.877341][ T496] __x64_sys_read+0x7b/0x90
[ 50.881909][ T496] x64_sys_call+0x2f/0x9a0
[ 50.886309][ T496] do_syscall_64+0x4c/0xa0
[ 50.891070][ T496] ? clear_bhb_loop+0x30/0x80
[ 50.896083][ T496] ? clear_bhb_loop+0x30/0x80
[ 50.901102][ T496] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.907273][ T496] RIP: 0033:0x7fbd3635b7ce
[ 50.911782][ T496] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 50.931990][ T496] RSP: 002b:00007fbd37293fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 50.940587][ T496] RAX: ffffffffffffffda RBX: 00007fbd372946c0 RCX: 00007fbd3635b7ce
[ 50.948716][ T496] RDX: 000000000000000f RSI: 00007fbd372940a0 RDI: 0000000000000006
[ 50.957798][ T496] RBP: 00007fbd37294090 R08: 0000000000000000 R09: 0000000000000000
[ 50.965867][ T496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.974011][ T496] R13: 00007fbd36606038 R14: 00007fbd36605fa0 R15: 00007ffd812af918
[ 50.982325][ T496]
[ 50.993997][ T500] FAULT_INJECTION: forcing a failure.
[ 50.993997][ T500] name failslab, interval 1, probability 0, space 0, times 1
[ 51.009566][ T500] CPU: 1 PID: 500 Comm: syz.4.28 Not tainted syzkaller #0
[ 51.010086][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 51.017314][ T500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 51.017326][ T500] Call Trace:
[ 51.017331][ T500]
[ 51.017336][ T500] __dump_stack+0x21/0x24
[ 51.017357][ T500] dump_stack_lvl+0x110/0x170
[ 51.017369][ T500] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.017382][ T500] ? unwind_get_return_address+0x4d/0x90
[ 51.017400][ T500] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 51.017423][ T500] dump_stack+0x15/0x24
[ 51.017437][ T500] should_fail_ex+0x3d4/0x520
[ 51.017460][ T500] __should_failslab+0xac/0xf0
[ 51.084655][ T500] ? tracepoint_probe_unregister+0x211/0x8e0
[ 51.090803][ T500] should_failslab+0x9/0x20
[ 51.095299][ T500] __kmem_cache_alloc_node+0x3d/0x2c0
[ 51.100842][ T500] ? __cfi_mutex_lock+0x10/0x10
[ 51.105676][ T500] ? delete_node+0x3e6/0xa60
[ 51.110350][ T500] ? tracepoint_probe_unregister+0x211/0x8e0
[ 51.116620][ T500] __kmalloc+0xa1/0x1e0
[ 51.120758][ T500] ? __cfi___bpf_trace_percpu_alloc_percpu+0x10/0x10
[ 51.127531][ T500] tracepoint_probe_unregister+0x211/0x8e0
[ 51.133621][ T500] bpf_probe_unregister+0x61/0x70
[ 51.139174][ T500] bpf_raw_tp_link_release+0x63/0x90
[ 51.144620][ T500] bpf_link_free+0x13a/0x3a0
[ 51.149458][ T500] ? bpf_link_put_deferred+0x20/0x20
[ 51.154816][ T500] bpf_link_release+0x15f/0x170
[ 51.159646][ T500] ? __cfi_bpf_link_release+0x10/0x10
[ 51.165202][ T500] __fput+0x1fc/0x8f0
[ 51.169351][ T500] ____fput+0x15/0x20
[ 51.173502][ T500] task_work_run+0x1e1/0x250
[ 51.178089][ T500] ? __cfi_task_work_run+0x10/0x10
[ 51.183443][ T500] ? fput+0x15b/0x1a0
[ 51.187527][ T500] exit_to_user_mode_loop+0x9b/0xb0
[ 51.193096][ T500] exit_to_user_mode_prepare+0x87/0xd0
[ 51.198973][ T500] syscall_exit_to_user_mode+0x1a/0x30
[ 51.204694][ T500] do_syscall_64+0x58/0xa0
[ 51.209301][ T500] ? clear_bhb_loop+0x30/0x80
[ 51.214055][ T500] ? clear_bhb_loop+0x30/0x80
[ 51.218807][ T500] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.225120][ T500] RIP: 0033:0x7fbd3639aef9
[ 51.229612][ T500] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 51.249723][ T500] RSP: 002b:00007fbd37294028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 51.259359][ T500] RAX: 0000000000000000 RBX: 00007fbd36605fa0 RCX: 00007fbd3639aef9
[ 51.268052][ T500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 51.277036][ T500] RBP: 00007fbd37294090 R08: 0000000000000000 R09: 0000000000000000
[ 51.286041][ T500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.294368][ T500] R13: 00007fbd36606038 R14: 00007fbd36605fa0 R15: 00007ffd812af918
[ 51.303311][ T500]
[ 51.307646][ T502] FAULT_INJECTION: forcing a failure.
[ 51.307646][ T502] name failslab, interval 1, probability 0, space 0, times 0
[ 51.310151][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 51.321741][ T502] CPU: 1 PID: 502 Comm: syz.5.18 Not tainted syzkaller #0
[ 51.337822][ T502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 51.340989][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 51.348227][ T502] Call Trace:
[ 51.348234][ T502]
[ 51.348241][ T502] __dump_stack+0x21/0x24
[ 51.348262][ T502] dump_stack_lvl+0x110/0x170
[ 51.348276][ T502] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.348288][ T502] ? call_rcu+0xb90/0xf90
[ 51.361427][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 51.362755][ T502] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 51.368829][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 51.372352][ T502] dump_stack+0x15/0x24
[ 51.378264][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 51.382507][ T502] should_fail_ex+0x3d4/0x520
[ 51.391248][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 51.396738][ T502] __should_failslab+0xac/0xf0
[ 51.396764][ T502] ? tracepoint_probe_unregister+0x211/0x8e0
[ 51.396784][ T502] should_failslab+0x9/0x20
[ 51.396798][ T502] __kmem_cache_alloc_node+0x3d/0x2c0
[ 51.405824][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 51.409158][ T502] ? __cfi_mutex_lock+0x10/0x10
[ 51.418265][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 51.422295][ T502] ? delete_node+0x2b3/0xa60
[ 51.430402][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 51.434674][ T502] ? tracepoint_probe_unregister+0x211/0x8e0
[ 51.434700][ T502] __kmalloc+0xa1/0x1e0
[ 51.434713][ T502] ? __cfi___bpf_trace_percpu_alloc_percpu+0x10/0x10
[ 51.434735][ T502] tracepoint_probe_unregister+0x211/0x8e0
[ 51.441652][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 51.445794][ T502] bpf_probe_unregister+0x61/0x70
[ 51.445822][ T502] bpf_raw_tp_link_release+0x63/0x90
[ 51.445839][ T502] bpf_link_free+0x13a/0x3a0
[ 51.445860][ T502] ? bpf_link_put_deferred+0x20/0x20
[ 51.452961][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 51.459528][ T502] bpf_link_release+0x15f/0x170
[ 51.459551][ T502] ? __cfi_bpf_link_release+0x10/0x10
[ 51.459563][ T502] __fput+0x1fc/0x8f0
[ 51.459582][ T502] ____fput+0x15/0x20
[ 51.459597][ T502] task_work_run+0x1e1/0x250
[ 51.465579][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 51.473167][ T502] ? __cfi_task_work_run+0x10/0x10
[ 51.479011][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 51.486721][ T502] ? fput+0x15b/0x1a0
[ 51.486748][ T502] exit_to_user_mode_loop+0x9b/0xb0
[ 51.486766][ T502] exit_to_user_mode_prepare+0x87/0xd0
[ 51.608947][ T502] syscall_exit_to_user_mode+0x1a/0x30
[ 51.615110][ T502] do_syscall_64+0x58/0xa0
[ 51.619602][ T502] ? clear_bhb_loop+0x30/0x80
[ 51.624699][ T502] ? clear_bhb_loop+0x30/0x80
[ 51.629457][ T502] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.635788][ T502] RIP: 0033:0x7f05c579aef9
[ 51.640289][ T502] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 51.660161][ T502] RSP: 002b:00007f05c661a028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 51.668999][ T502] RAX: 0000000000000000 RBX: 00007f05c5a05fa0 RCX: 00007f05c579aef9
[ 51.677313][ T502] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 51.686147][ T502] RBP: 00007f05c661a090 R08: 0000000000000000 R09: 0000000000000000
[ 51.694286][ T502] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.702602][ T502] R13: 00007f05c5a06038 R14: 00007f05c5a05fa0 R15: 00007ffd0828e938
[ 51.711460][ T502]
[ 51.716040][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 51.724638][ T498] FAULT_INJECTION: forcing a failure.
[ 51.724638][ T498] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 51.730221][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 51.745088][ T498] CPU: 0 PID: 498 Comm: syz.0.27 Not tainted syzkaller #0
[ 51.746634][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 51.753333][ T498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 51.753344][ T498] Call Trace:
[ 51.753349][ T498]
[ 51.753355][ T498] __dump_stack+0x21/0x24
[ 51.753376][ T498] dump_stack_lvl+0x110/0x170
[ 51.753389][ T498] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.753404][ T498] dump_stack+0x15/0x24
[ 51.753416][ T498] should_fail_ex+0x3d4/0x520
[ 51.753437][ T498] should_fail+0xb/0x10
[ 51.753455][ T498] should_fail_usercopy+0x1a/0x20
[ 51.753467][ T498] _copy_to_user+0x1e/0x90
[ 51.763532][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 51.773059][ T498] simple_read_from_buffer+0xe9/0x160
[ 51.773094][ T498] proc_fail_nth_read+0x1a6/0x220
[ 51.773109][ T498] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.773123][ T498] ? security_file_permission+0x94/0xb0
[ 51.773141][ T498] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.773155][ T498] vfs_read+0x27a/0x910
[ 51.777672][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 51.779532][ T498] ? __cfi_vfs_read+0x10/0x10
[ 51.779554][ T498] ? __kasan_check_write+0x14/0x20
[ 51.784650][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 51.788862][ T498] ? mutex_lock+0x93/0x1b0
[ 51.788887][ T498] ? __cfi_mutex_lock+0x10/0x10
[ 51.893682][ T498] ? __fdget_pos+0x2cd/0x380
[ 51.898449][ T498] ? ksys_read+0x71/0x250
[ 51.902778][ T498] ksys_read+0x149/0x250
[ 51.907276][ T498] ? __cfi_ksys_read+0x10/0x10
[ 51.912444][ T498] ? fpregs_restore_userregs+0x128/0x260
[ 51.918348][ T498] __x64_sys_read+0x7b/0x90
[ 51.923121][ T498] x64_sys_call+0x2f/0x9a0
[ 51.927644][ T498] do_syscall_64+0x4c/0xa0
[ 51.932143][ T498] ? clear_bhb_loop+0x30/0x80
[ 51.936987][ T498] ? clear_bhb_loop+0x30/0x80
[ 51.941826][ T498] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.948002][ T498] RIP: 0033:0x7f25f075b7ce
[ 51.952409][ T498] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 51.972490][ T498] RSP: 002b:00007f25f1680fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 51.981158][ T498] RAX: ffffffffffffffda RBX: 00007f25f16816c0 RCX: 00007f25f075b7ce
[ 51.989757][ T498] RDX: 000000000000000f RSI: 00007f25f16810a0 RDI: 0000000000000006
[ 51.998075][ T498] RBP: 00007f25f1681090 R08: 0000000000000000 R09: 0000000000000000
[ 52.006405][ T498] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.014647][ T498] R13: 00007f25f0a06038 R14: 00007f25f0a05fa0 R15: 00007ffef0584d48
[ 52.023297][ T498]
[ 52.029359][ T504] FAULT_INJECTION: forcing a failure.
[ 52.029359][ T504] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 52.045653][ T504] CPU: 1 PID: 504 Comm: syz.4.29 Not tainted syzkaller #0
[ 52.053303][ T504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 52.064060][ T504] Call Trace:
[ 52.067468][ T504]
[ 52.070564][ T504] __dump_stack+0x21/0x24
[ 52.075152][ T504] dump_stack_lvl+0x110/0x170
[ 52.079930][ T504] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.085036][ T504] dump_stack+0x15/0x24
[ 52.089359][ T504] should_fail_ex+0x3d4/0x520
[ 52.094294][ T504] should_fail+0xb/0x10
[ 52.098523][ T504] should_fail_usercopy+0x1a/0x20
[ 52.103547][ T504] _copy_to_user+0x1e/0x90
[ 52.108222][ T504] simple_read_from_buffer+0xe9/0x160
[ 52.113973][ T504] proc_fail_nth_read+0x1a6/0x220
[ 52.119071][ T504] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.124866][ T504] ? security_file_permission+0x94/0xb0
[ 52.131024][ T504] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.136655][ T504] vfs_read+0x27a/0x910
[ 52.141131][ T504] ? __cfi_vfs_read+0x10/0x10
[ 52.145817][ T504] ? __kasan_check_write+0x14/0x20
[ 52.151035][ T504] ? mutex_lock+0x93/0x1b0
[ 52.156148][ T504] ? __cfi_mutex_lock+0x10/0x10
[ 52.161251][ T504] ? __fdget_pos+0x2cd/0x380
[ 52.166196][ T504] ? ksys_read+0x71/0x250
[ 52.170600][ T504] ksys_read+0x149/0x250
[ 52.175199][ T504] ? __cfi_ksys_read+0x10/0x10
[ 52.180041][ T504] ? fput+0x15b/0x1a0
[ 52.184206][ T504] ? debug_smp_processor_id+0x17/0x20
[ 52.189569][ T504] __x64_sys_read+0x7b/0x90
[ 52.194238][ T504] x64_sys_call+0x2f/0x9a0
[ 52.198918][ T504] do_syscall_64+0x4c/0xa0
[ 52.203586][ T504] ? clear_bhb_loop+0x30/0x80
[ 52.208509][ T504] ? clear_bhb_loop+0x30/0x80
[ 52.213185][ T504] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.219086][ T504] RIP: 0033:0x7fbd3635b7ce
[ 52.223594][ T504] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 52.243546][ T504] RSP: 002b:00007fbd37293fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.252563][ T504] RAX: ffffffffffffffda RBX: 00007fbd372946c0 RCX: 00007fbd3635b7ce
[ 52.260896][ T504] RDX: 000000000000000f RSI: 00007fbd372940a0 RDI: 0000000000000006
[ 52.268943][ T504] RBP: 00007fbd37294090 R08: 0000000000000000 R09: 0000000000000000
[ 52.277431][ T504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
2026/04/21 09:30:17 executed programs: 22
[ 52.285567][ T504] R13: 00007fbd36606038 R14: 00007fbd36605fa0 R15: 00007ffd812af918
[ 52.293942][ T504]
[ 52.299115][ T506] FAULT_INJECTION: forcing a failure.
[ 52.299115][ T506] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 52.319628][ T506] CPU: 0 PID: 506 Comm: syz.5.30 Not tainted syzkaller #0
[ 52.320826][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 52.327098][ T506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 52.327109][ T506] Call Trace:
[ 52.327113][ T506]
[ 52.327118][ T506] __dump_stack+0x21/0x24
[ 52.327141][ T506] dump_stack_lvl+0x110/0x170
[ 52.344509][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 52.344706][ T506] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.348378][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 52.351124][ T506] dump_stack+0x15/0x24
[ 52.351150][ T506] should_fail_ex+0x3d4/0x520
[ 52.356122][ T483] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 52.360318][ T506] should_fail+0xb/0x10
[ 52.360346][ T506] should_fail_usercopy+0x1a/0x20
[ 52.407444][ T506] _copy_to_user+0x1e/0x90
[ 52.412046][ T506] simple_read_from_buffer+0xe9/0x160
[ 52.417611][ T506] proc_fail_nth_read+0x1a6/0x220
[ 52.422805][ T506] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.428608][ T506] ? security_file_permission+0x94/0xb0
[ 52.434245][ T506] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.440137][ T506] vfs_read+0x27a/0x910
[ 52.444384][ T506] ? __cfi_vfs_read+0x10/0x10
[ 52.449229][ T506] ? __kasan_check_write+0x14/0x20
[ 52.454416][ T506] ? mutex_lock+0x93/0x1b0
[ 52.459232][ T506] ? __cfi_mutex_lock+0x10/0x10
[ 52.464598][ T506] ? __fdget_pos+0x2cd/0x380
[ 52.469331][ T506] ? ksys_read+0x71/0x250
[ 52.473834][ T506] ksys_read+0x149/0x250
[ 52.478162][ T506] ? __cfi_ksys_read+0x10/0x10
[ 52.483109][ T506] ? fput+0x15b/0x1a0
[ 52.487505][ T506] ? debug_smp_processor_id+0x17/0x20
[ 52.493158][ T506] __x64_sys_read+0x7b/0x90
[ 52.497827][ T506] x64_sys_call+0x2f/0x9a0
[ 52.502262][ T506] do_syscall_64+0x4c/0xa0
[ 52.506766][ T506] ? clear_bhb_loop+0x30/0x80
[ 52.511527][ T506] ? clear_bhb_loop+0x30/0x80
[ 52.516429][ T506] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.522808][ T506] RIP: 0033:0x7f05c575b7ce
[ 52.527229][ T506] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 52.549465][ T506] RSP: 002b:00007f05c6619fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.558314][ T506] RAX: ffffffffffffffda RBX: 00007f05c661a6c0 RCX: 00007f05c575b7ce
[ 52.566584][ T506] RDX: 000000000000000f RSI: 00007f05c661a0a0 RDI: 0000000000000006
[ 52.574819][ T506] RBP: 00007f05c661a090 R08: 0000000000000000 R09: 0000000000000000
[ 52.583658][ T506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.591995][ T506] R13: 00007f05c5a06038 R14: 00007f05c5a05fa0 R15: 00007ffd0828e938
[ 52.593386][ T513] FAULT_INJECTION: forcing a failure.
[ 52.593386][ T513] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 52.600400][ T506]
[ 52.618922][ T513] CPU: 0 PID: 513 Comm: syz.0.31 Not tainted syzkaller #0
[ 52.626408][ T513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 52.636639][ T513] Call Trace:
[ 52.640029][ T513]
[ 52.643043][ T513] __dump_stack+0x21/0x24
[ 52.647825][ T513] dump_stack_lvl+0x110/0x170
[ 52.652582][ T513] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.657766][ T513] dump_stack+0x15/0x24
[ 52.662173][ T513] should_fail_ex+0x3d4/0x520
[ 52.666901][ T513] should_fail+0xb/0x10
[ 52.671057][ T513] should_fail_usercopy+0x1a/0x20
[ 52.676155][ T513] _copy_to_user+0x1e/0x90
[ 52.681007][ T513] simple_read_from_buffer+0xe9/0x160
[ 52.686485][ T513] proc_fail_nth_read+0x1a6/0x220
[ 52.691524][ T513] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.697153][ T513] ? security_file_permission+0x94/0xb0
[ 52.702946][ T513] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.709034][ T513] vfs_read+0x27a/0x910
[ 52.713473][ T513] ? __cfi_vfs_read+0x10/0x10
[ 52.718134][ T513] ? __kasan_check_write+0x14/0x20
[ 52.723403][ T513] ? mutex_lock+0x93/0x1b0
[ 52.727804][ T513] ? __cfi_mutex_lock+0x10/0x10
[ 52.732641][ T513] ? __fdget_pos+0x2cd/0x380
[ 52.737397][ T513] ? ksys_read+0x71/0x250
[ 52.742501][ T513] ksys_read+0x149/0x250
[ 52.746909][ T513] ? __cfi_ksys_read+0x10/0x10
[ 52.751953][ T513] ? do_user_addr_fault+0x9ac/0x1050
[ 52.757841][ T513] ? debug_smp_processor_id+0x17/0x20
[ 52.763298][ T513] __x64_sys_read+0x7b/0x90
[ 52.767960][ T513] x64_sys_call+0x2f/0x9a0
[ 52.772368][ T513] do_syscall_64+0x4c/0xa0
[ 52.776857][ T513] ? clear_bhb_loop+0x30/0x80
[ 52.781706][ T513] ? clear_bhb_loop+0x30/0x80
[ 52.786568][ T513] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.792623][ T513] RIP: 0033:0x7f25f075b7ce
[ 52.797031][ T513] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 52.817185][ T513] RSP: 002b:00007f25f165ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.825710][ T513] RAX: ffffffffffffffda RBX: 00007f25f16606c0 RCX: 00007f25f075b7ce
[ 52.833898][ T513] RDX: 000000000000000f RSI: 00007f25f16600a0 RDI: 0000000000000006
[ 52.842123][ T513] RBP: 00007f25f1660090 R08: 0000000000000000 R09: 0000000000000000
[ 52.850620][ T513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.859199][ T513] R13: 00007f25f0a06128 R14: 00007f25f0a06090 R15: 00007ffef0584d48
[ 52.867269][ T513]
[ 52.874178][ T516] FAULT_INJECTION: forcing a failure.
[ 52.874178][ T516] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 52.888820][ T510] FAULT_INJECTION: forcing a failure.
[ 52.888820][ T510] name failslab, interval 1, probability 0, space 0, times 0
[ 52.896152][ T516] CPU: 1 PID: 516 Comm: syz.3.20 Not tainted syzkaller #0
[ 52.909061][ T516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 52.919625][ T516] Call Trace:
[ 52.922902][ T516]
[ 52.925942][ T516] __dump_stack+0x21/0x24
[ 52.930474][ T516] dump_stack_lvl+0x110/0x170
[ 52.935230][ T516] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.940250][ T516] dump_stack+0x15/0x24
[ 52.944561][ T516] should_fail_ex+0x3d4/0x520
[ 52.949365][ T516] should_fail+0xb/0x10
[ 52.953512][ T516] should_fail_usercopy+0x1a/0x20
[ 52.958533][ T516] _copy_to_user+0x1e/0x90
[ 52.962963][ T516] simple_read_from_buffer+0xe9/0x160
[ 52.968519][ T516] proc_fail_nth_read+0x1a6/0x220
[ 52.973803][ T516] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.979431][ T516] ? security_file_permission+0x94/0xb0
[ 52.985361][ T516] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.991235][ T516] vfs_read+0x27a/0x910
[ 52.995636][ T516] ? __cfi_vfs_read+0x10/0x10
[ 53.000484][ T516] ? __kasan_check_write+0x14/0x20
[ 53.005855][ T516] ? mutex_lock+0x93/0x1b0
[ 53.010648][ T516] ? __cfi_mutex_lock+0x10/0x10
[ 53.015758][ T516] ? __fdget_pos+0x2cd/0x380
[ 53.021062][ T516] ? ksys_read+0x71/0x250
[ 53.025760][ T516] ksys_read+0x149/0x250
[ 53.030274][ T516] ? __cfi_ksys_read+0x10/0x10
[ 53.035368][ T516] ? do_user_addr_fault+0x9ac/0x1050
[ 53.040816][ T516] ? debug_smp_processor_id+0x17/0x20
[ 53.046539][ T516] __x64_sys_read+0x7b/0x90
[ 53.051118][ T516] x64_sys_call+0x2f/0x9a0
[ 53.056389][ T516] do_syscall_64+0x4c/0xa0
[ 53.061078][ T516] ? clear_bhb_loop+0x30/0x80
[ 53.066234][ T516] ? clear_bhb_loop+0x30/0x80
[ 53.071208][ T516] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.077559][ T516] RIP: 0033:0x7f193115b7ce
[ 53.082269][ T516] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 53.102514][ T516] RSP: 002b:00007f1931ffefe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 53.111625][ T516] RAX: ffffffffffffffda RBX: 00007f1931fff6c0 RCX: 00007f193115b7ce
[ 53.119770][ T516] RDX: 000000000000000f RSI: 00007f1931fff0a0 RDI: 0000000000000006
[ 53.128351][ T516] RBP: 00007f1931fff090 R08: 0000000000000000 R09: 0000000000000000
[ 53.137007][ T516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.145311][ T516] R13: 00007f1931406128 R14: 00007f1931406090 R15: 00007ffd753dfd28
[ 53.154570][ T516]
[ 53.159851][ T510] CPU: 1 PID: 510 Comm: syz.4.32 Not tainted syzkaller #0
[ 53.167247][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 53.177880][ T510] Call Trace:
[ 53.181156][ T510]
[ 53.184074][ T510] __dump_stack+0x21/0x24
[ 53.188828][ T510] dump_stack_lvl+0x110/0x170
[ 53.194024][ T510] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.199407][ T510] ? unwind_get_return_address+0x4d/0x90
[ 53.205337][ T510] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 53.211945][ T510] dump_stack+0x15/0x24
[ 53.216285][ T510] should_fail_ex+0x3d4/0x520
[ 53.221713][ T510] __should_failslab+0xac/0xf0
[ 53.226513][ T510] ? tracepoint_probe_unregister+0x211/0x8e0
[ 53.232841][ T510] should_failslab+0x9/0x20
[ 53.237506][ T510] __kmem_cache_alloc_node+0x3d/0x2c0
[ 53.243135][ T510] ? __cfi_mutex_lock+0x10/0x10
[ 53.248272][ T510] ? delete_node+0x3dc/0xa60
[ 53.253045][ T510] ? tracepoint_probe_unregister+0x211/0x8e0
[ 53.259818][ T510] __kmalloc+0xa1/0x1e0
[ 53.264778][ T510] ? __cfi___bpf_trace_percpu_alloc_percpu+0x10/0x10
[ 53.271628][ T510] tracepoint_probe_unregister+0x211/0x8e0
[ 53.277438][ T510] bpf_probe_unregister+0x61/0x70
[ 53.282909][ T510] bpf_raw_tp_link_release+0x63/0x90
[ 53.288275][ T510] bpf_link_free+0x13a/0x3a0
[ 53.292865][ T510] ? bpf_link_put_deferred+0x20/0x20
[ 53.298225][ T510] bpf_link_release+0x15f/0x170
[ 53.303153][ T510] ? __cfi_bpf_link_release+0x10/0x10
[ 53.308545][ T510] __fput+0x1fc/0x8f0
[ 53.312888][ T510] ____fput+0x15/0x20
[ 53.316979][ T510] task_work_run+0x1e1/0x250
[ 53.321742][ T510] ? __cfi_task_work_run+0x10/0x10
[ 53.327096][ T510] ? fput+0x15b/0x1a0
[ 53.331068][ T510] exit_to_user_mode_loop+0x9b/0xb0
[ 53.336362][ T510] exit_to_user_mode_prepare+0x87/0xd0
[ 53.341908][ T510] syscall_exit_to_user_mode+0x1a/0x30
[ 53.347536][ T510] do_syscall_64+0x58/0xa0
[ 53.352299][ T510] ? clear_bhb_loop+0x30/0x80
[ 53.357176][ T510] ? clear_bhb_loop+0x30/0x80
[ 53.362206][ T510] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.368444][ T510] RIP: 0033:0x7fbd3639aef9
[ 53.372851][ T510] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 53.392793][ T510] RSP: 002b:00007fbd37294028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 53.401764][ T510] RAX: 0000000000000000 RBX: 00007fbd36605fa0 RCX: 00007fbd3639aef9
[ 53.409977][ T510] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 53.418219][ T510] RBP: 00007fbd37294090 R08: 0000000000000000 R09: 0000000000000000
[ 53.426462][ T510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.434685][ T510] R13: 00007fbd36606038 R14: 00007fbd36605fa0 R15: 00007ffd812af918
[ 53.442653][ T510]
[ 53.447504][ T515] FAULT_INJECTION: forcing a failure.
[ 53.447504][ T515] name failslab, interval 1, probability 0, space 0, times 0
[ 53.460981][ T515] CPU: 1 PID: 515 Comm: syz.5.33 Not tainted syzkaller #0
[ 53.468451][ T515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 53.478971][ T515] Call Trace:
[ 53.482245][ T515]
[ 53.485307][ T515] __dump_stack+0x21/0x24
[ 53.489638][ T515] dump_stack_lvl+0x110/0x170
[ 53.494497][ T515] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.499532][ T515] ? call_rcu+0xb90/0xf90
[ 53.503962][ T515] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 53.510548][ T515] dump_stack+0x15/0x24
[ 53.514806][ T515] should_fail_ex+0x3d4/0x520
[ 53.519688][ T515] __should_failslab+0xac/0xf0
[ 53.525021][ T515] ? tracepoint_probe_unregister+0x211/0x8e0
[ 53.531433][ T515] should_failslab+0x9/0x20
[ 53.536370][ T515] __kmem_cache_alloc_node+0x3d/0x2c0
[ 53.541847][ T515] ? __cfi_mutex_lock+0x10/0x10
[ 53.546813][ T515] ? delete_node+0x2b3/0xa60
[ 53.551490][ T515] ? tracepoint_probe_unregister+0x211/0x8e0
[ 53.556718][ T519] FAULT_INJECTION: forcing a failure.
[ 53.556718][ T519] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.557641][ T515] __kmalloc+0xa1/0x1e0
[ 53.575314][ T515] ? __cfi___bpf_trace_percpu_alloc_percpu+0x10/0x10
[ 53.582354][ T515] tracepoint_probe_unregister+0x211/0x8e0
[ 53.588512][ T515] bpf_probe_unregister+0x61/0x70
[ 53.593715][ T515] bpf_raw_tp_link_release+0x63/0x90
[ 53.599118][ T515] bpf_link_free+0x13a/0x3a0
[ 53.603896][ T515] ? bpf_link_put_deferred+0x20/0x20
[ 53.609366][ T515] bpf_link_release+0x15f/0x170
[ 53.614303][ T515] ? __cfi_bpf_link_release+0x10/0x10
[ 53.619893][ T515] __fput+0x1fc/0x8f0
[ 53.624093][ T515] ____fput+0x15/0x20
[ 53.628071][ T515] task_work_run+0x1e1/0x250
[ 53.632884][ T515] ? __cfi_task_work_run+0x10/0x10
[ 53.638097][ T515] ? fput+0x15b/0x1a0
[ 53.642081][ T515] exit_to_user_mode_loop+0x9b/0xb0
[ 53.647284][ T515] exit_to_user_mode_prepare+0x87/0xd0
[ 53.652808][ T515] syscall_exit_to_user_mode+0x1a/0x30
[ 53.658444][ T515] do_syscall_64+0x58/0xa0
[ 53.663141][ T515] ? clear_bhb_loop+0x30/0x80
[ 53.667988][ T515] ? clear_bhb_loop+0x30/0x80
[ 53.672660][ T515] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.678972][ T515] RIP: 0033:0x7f05c579aef9
[ 53.683543][ T515] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 53.703749][ T515] RSP: 002b:00007f05c661a028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 53.712324][ T515] RAX: 0000000000000000 RBX: 00007f05c5a05fa0 RCX: 00007f05c579aef9
[ 53.720458][ T515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 53.728673][ T515] RBP: 00007f05c661a090 R08: 0000000000000000 R09: 0000000000000000
[ 53.736729][ T515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.745369][ T515] R13: 00007f05c5a06038 R14: 00007f05c5a05fa0 R15: 00007ffd0828e938
[ 53.754209][ T515]
[ 53.757937][ T519] CPU: 1 PID: 519 Comm: syz.4.34 Not tainted syzkaller #0
[ 53.765835][ T519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 53.776241][ T519] Call Trace:
[ 53.780205][ T519]
[ 53.783220][ T519] __dump_stack+0x21/0x24
[ 53.787801][ T519] dump_stack_lvl+0x110/0x170
[ 53.792466][ T519] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.797577][ T519] dump_stack+0x15/0x24
[ 53.801717][ T519] should_fail_ex+0x3d4/0x520
[ 53.806472][ T519] should_fail+0xb/0x10
[ 53.810823][ T519] should_fail_usercopy+0x1a/0x20
[ 53.816196][ T519] _copy_to_user+0x1e/0x90
[ 53.820609][ T519] simple_read_from_buffer+0xe9/0x160
[ 53.825965][ T519] proc_fail_nth_read+0x1a6/0x220
[ 53.831168][ T519] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.836715][ T519] ? security_file_permission+0x94/0xb0
[ 53.842530][ T519] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.848327][ T519] vfs_read+0x27a/0x910
[ 53.852485][ T519] ? __cfi_vfs_read+0x10/0x10
[ 53.857768][ T519] ? __kasan_check_write+0x14/0x20
[ 53.862971][ T519] ? mutex_lock+0x93/0x1b0
[ 53.867496][ T519] ? __cfi_mutex_lock+0x10/0x10
[ 53.872692][ T519] ? __fdget_pos+0x2cd/0x380
[ 53.877436][ T519] ? ksys_read+0x71/0x250
[ 53.882190][ T519] ksys_read+0x149/0x250
[ 53.886858][ T519] ? __cfi_ksys_read+0x10/0x10
[ 53.891609][ T519] ? debug_smp_processor_id+0x17/0x20
[ 53.897076][ T519] __x64_sys_read+0x7b/0x90
[ 53.901589][ T519] x64_sys_call+0x2f/0x9a0
[ 53.906358][ T519] do_syscall_64+0x4c/0xa0
[ 53.911053][ T519] ? clear_bhb_loop+0x30/0x80
[ 53.916170][ T519] ? clear_bhb_loop+0x30/0x80
[ 53.920846][ T519] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.927087][ T519] RIP: 0033:0x7fbd3635b7ce
[ 53.931682][ T519] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 53.951456][ T519] RSP: 002b:00007fbd37272fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 53.959953][ T519] RAX: ffffffffffffffda RBX: 00007fbd372736c0 RCX: 00007fbd3635b7ce
[ 53.968179][ T519] RDX: 000000000000000f RSI: 00007fbd372730a0 RDI: 0000000000000003
[ 53.976138][ T519] RBP: 00007fbd37273090 R08: 0000000000000000 R09: 0000000000000000
[ 53.984321][ T519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.992479][ T519] R13: 00007fbd36606128 R14: 00007fbd36606090 R15: 00007ffd812af918
[ 54.000743][ T519]
[ 54.045618][ T526] FAULT_INJECTION: forcing a failure.
[ 54.045618][ T526] name failslab, interval 1, probability 0, space 0, times 0
[ 54.062049][ T526] CPU: 1 PID: 526 Comm: syz.3.36 Not tainted syzkaller #0
[ 54.069295][ T526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 54.079717][ T526] Call Trace:
[ 54.083005][ T526]
[ 54.086045][ T526] __dump_stack+0x21/0x24
[ 54.090476][ T526] dump_stack_lvl+0x110/0x170
[ 54.095396][ T526] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.100421][ T526] ? unwind_get_return_address+0x4d/0x90
[ 54.106239][ T526] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 54.112541][ T526] dump_stack+0x15/0x24
[ 54.117044][ T526] should_fail_ex+0x3d4/0x520
[ 54.121874][ T526] __should_failslab+0xac/0xf0
[ 54.127273][ T526] ? tracepoint_probe_unregister+0x211/0x8e0
[ 54.133686][ T526] should_failslab+0x9/0x20
[ 54.138229][ T526] __kmem_cache_alloc_node+0x3d/0x2c0
[ 54.144151][ T526] ? __cfi_mutex_lock+0x10/0x10
[ 54.149107][ T526] ? delete_node+0x3e6/0xa60
[ 54.154064][ T526] ? tracepoint_probe_unregister+0x211/0x8e0
[ 54.160764][ T526] __kmalloc+0xa1/0x1e0
[ 54.165146][ T526] ? __cfi___bpf_trace_percpu_alloc_percpu+0x10/0x10
[ 54.172865][ T526] tracepoint_probe_unregister+0x211/0x8e0
[ 54.179382][ T526] bpf_probe_unregister+0x61/0x70
[ 54.184497][ T526] bpf_raw_tp_link_release+0x63/0x90
[ 54.190224][ T526] bpf_link_free+0x13a/0x3a0
[ 54.195277][ T526] ? bpf_link_put_deferred+0x20/0x20
[ 54.201266][ T526] bpf_link_release+0x15f/0x170
[ 54.206164][ T526] ? __cfi_bpf_link_release+0x10/0x10
[ 54.212063][ T526] __fput+0x1fc/0x8f0
[ 54.216228][ T526] ____fput+0x15/0x20
[ 54.220380][ T526] task_work_run+0x1e1/0x250
[ 54.225149][ T526] ? __cfi_task_work_run+0x10/0x10
[ 54.230526][ T526] ? fput+0x15b/0x1a0
[ 54.234683][ T526] exit_to_user_mode_loop+0x9b/0xb0
[ 54.240139][ T526] exit_to_user_mode_prepare+0x87/0xd0
[ 54.246295][ T526] syscall_exit_to_user_mode+0x1a/0x30
[ 54.252283][ T526] do_syscall_64+0x58/0xa0
[ 54.257041][ T526] ? clear_bhb_loop+0x30/0x80
[ 54.262073][ T526] ? clear_bhb_loop+0x30/0x80
[ 54.266918][ T526] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.272984][ T526] RIP: 0033:0x7f193119aef9
[ 54.277487][ T526] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 54.297702][ T526] RSP: 002b:00007f1932020028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 54.306466][ T526] RAX: 0000000000000000 RBX: 00007f1931405fa0 RCX: 00007f193119aef9
[ 54.314696][ T526] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 54.322752][ T526] RBP: 00007f1932020090 R08: 0000000000000000 R09: 0000000000000000
[ 54.331088][ T526] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.339234][ T526] R13: 00007f1931406038 R14: 00007f1931405fa0 R15: 00007ffd753dfd28
[ 54.347482][ T526]
[ 54.351151][ T525] FAULT_INJECTION: forcing a failure.
[ 54.351151][ T525] name failslab, interval 1, probability 0, space 0, times 0
[ 54.366059][ T525] CPU: 0 PID: 525 Comm: syz.6.19 Not tainted syzkaller #0
[ 54.373459][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 54.383546][ T525] Call Trace:
[ 54.386955][ T525]
[ 54.389885][ T525] __dump_stack+0x21/0x24
[ 54.394415][ T525] dump_stack_lvl+0x110/0x170
[ 54.399183][ T525] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.404304][ T525] ? unwind_get_return_address+0x4d/0x90
[ 54.410162][ T525] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 54.416576][ T525] dump_stack+0x15/0x24
[ 54.420941][ T525] should_fail_ex+0x3d4/0x520
[ 54.425804][ T525] __should_failslab+0xac/0xf0
[ 54.430701][ T525] ? tracepoint_probe_unregister+0x211/0x8e0
[ 54.437014][ T525] should_failslab+0x9/0x20
[ 54.441621][ T525] __kmem_cache_alloc_node+0x3d/0x2c0
[ 54.447180][ T525] ? __cfi_mutex_lock+0x10/0x10
[ 54.452204][ T525] ? delete_node+0x3dc/0xa60
[ 54.457623][ T525] ? tracepoint_probe_unregister+0x211/0x8e0
[ 54.463775][ T525] __kmalloc+0xa1/0x1e0
[ 54.468138][ T525] ? __cfi___bpf_trace_percpu_alloc_percpu+0x10/0x10
[ 54.475862][ T525] tracepoint_probe_unregister+0x211/0x8e0
[ 54.481953][ T525] bpf_probe_unregister+0x61/0x70
[ 54.487090][ T525] bpf_raw_tp_link_release+0x63/0x90
[ 54.492526][ T525] bpf_link_free+0x13a/0x3a0
[ 54.497376][ T525] ? bpf_link_put_deferred+0x20/0x20
[ 54.502833][ T525] bpf_link_release+0x15f/0x170
[ 54.507787][ T525] ? __cfi_bpf_link_release+0x10/0x10
[ 54.513176][ T525] __fput+0x1fc/0x8f0
[ 54.517434][ T525] ____fput+0x15/0x20
[ 54.521610][ T525] task_work_run+0x1e1/0x250
[ 54.526300][ T525] ? __cfi_task_work_run+0x10/0x10
[ 54.531589][ T525] ? fput+0x15b/0x1a0
[ 54.535565][ T525] exit_to_user_mode_loop+0x9b/0xb0
[ 54.540933][ T525] exit_to_user_mode_prepare+0x87/0xd0
[ 54.546840][ T525] syscall_exit_to_user_mode+0x1a/0x30
[ 54.552386][ T525] do_syscall_64+0x58/0xa0
[ 54.556882][ T525] ? clear_bhb_loop+0x30/0x80
[ 54.562040][ T525] ? clear_bhb_loop+0x30/0x80
[ 54.567091][ T525] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.573426][ T525] RIP: 0033:0x7f0754b9aef9
[ 54.578218][ T525] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 54.598516][ T525] RSP: 002b:00007f07559b0028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 54.607816][ T525] RAX: 0000000000000000 RBX: 00007f0754e05fa0 RCX: 00007f0754b9aef9
[ 54.613389][ T532] FAULT_INJECTION: forcing a failure.
[ 54.613389][ T532] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.616040][ T525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 54.616054][ T525] RBP: 00007f07559b0090 R08: 0000000000000000 R09: 0000000000000000
[ 54.616063][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.616072][ T525] R13: 00007f0754e06038 R14: 00007f0754e05fa0 R15: 00007ffe052cf448
[ 54.616088][ T525]
[ 54.667765][ T532] CPU: 1 PID: 532 Comm: syz.4.38 Not tainted syzkaller #0
[ 54.674984][ T532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 54.685128][ T532] Call Trace:
[ 54.688653][ T532]
[ 54.691666][ T532] __dump_stack+0x21/0x24
[ 54.696075][ T532] dump_stack_lvl+0x110/0x170
[ 54.700917][ T532] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.706187][ T532] dump_stack+0x15/0x24
[ 54.710332][ T532] should_fail_ex+0x3d4/0x520
[ 54.715344][ T532] should_fail+0xb/0x10
[ 54.719575][ T532] should_fail_usercopy+0x1a/0x20
[ 54.724843][ T532] _copy_to_user+0x1e/0x90
[ 54.729435][ T532] simple_read_from_buffer+0xe9/0x160
[ 54.734974][ T532] proc_fail_nth_read+0x1a6/0x220
[ 54.740076][ T532] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.746129][ T532] ? security_file_permission+0x94/0xb0
[ 54.751751][ T532] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.757468][ T532] vfs_read+0x27a/0x910
[ 54.761701][ T532] ? __cfi_vfs_read+0x10/0x10
[ 54.766549][ T532] ? __kasan_check_write+0x14/0x20
[ 54.771903][ T532] ? mutex_lock+0x93/0x1b0
[ 54.776389][ T532] ? __cfi_mutex_lock+0x10/0x10
[ 54.781224][ T532] ? __fdget_pos+0x2cd/0x380
[ 54.785800][ T532] ? ksys_read+0x71/0x250
[ 54.790205][ T532] ksys_read+0x149/0x250
[ 54.794435][ T532] ? __cfi_ksys_read+0x10/0x10
[ 54.799820][ T532] ? do_user_addr_fault+0x9ac/0x1050
[ 54.805650][ T532] ? debug_smp_processor_id+0x17/0x20
[ 54.811826][ T532] __x64_sys_read+0x7b/0x90
[ 54.816502][ T532] x64_sys_call+0x2f/0x9a0
[ 54.820926][ T532] do_syscall_64+0x4c/0xa0
[ 54.825431][ T532] ? clear_bhb_loop+0x30/0x80
[ 54.830382][ T532] ? clear_bhb_loop+0x30/0x80
[ 54.835663][ T532] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.842013][ T532] RIP: 0033:0x7fbd3635b7ce
[ 54.846608][ T532] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 54.869340][ T532] RSP: 002b:00007fbd37272fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 54.878199][ T532] RAX: ffffffffffffffda RBX: 00007fbd372736c0 RCX: 00007fbd3635b7ce
[ 54.886348][ T532] RDX: 000000000000000f RSI: 00007fbd372730a0 RDI: 0000000000000006
[ 54.894701][ T532] RBP: 00007fbd37273090 R08: 0000000000000000 R09: 0000000000000000
[ 54.903024][ T532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.911072][ T532] R13: 00007fbd36606128 R14: 00007fbd36606090 R15: 00007ffd812af918
[ 54.919313][ T532]
[ 54.923492][ T533] FAULT_INJECTION: forcing a failure.
[ 54.923492][ T533] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.927055][ T462] CFI failure at __traceiter_percpu_alloc_percpu+0xb3/0x110 (target: 0xffffc90000be7608; expected type: 0x42e72b63)
[ 54.937842][ T524] FAULT_INJECTION: forcing a failure.
[ 54.937842][ T524] name failslab, interval 1, probability 0, space 0, times 0
[ 54.949856][ T462] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 54.962778][ T533] CPU: 0 PID: 533 Comm: syz.5.35 Not tainted syzkaller #0
[ 54.969051][ T462] CPU: 1 PID: 462 Comm: syz-executor Not tainted syzkaller #0
[ 54.976309][ T533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 54.984037][ T462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 54.994782][ T533] Call Trace:
[ 54.994794][ T533]
[ 55.005092][ T462] RIP: 0010:__traceiter_percpu_alloc_percpu+0xb3/0x110
[ 55.008364][ T533] __dump_stack+0x21/0x24
[ 55.011277][ T462] Code: d4 44 89 e9 4c 8b 45 c0 4c 8b 4d b8 8b 45 30 50 ff 75 28 ff 75 20 8b 45 18 50 ff 75 10 41 ba 9d d4 18 bd 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c4 28 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80
[ 55.018268][ T533] dump_stack_lvl+0x110/0x170
[ 55.023168][ T462] RSP: 0018:ffffc90000be7608 EFLAGS: 00010a17
[ 55.043816][ T533] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.048837][ T462]
[ 55.048843][ T462] RAX: 0000000000047000 RBX: ffff88812105e210 RCX: 0000000000000000
[ 55.055370][ T533] dump_stack+0x15/0x24
[ 55.060562][ T462] RDX: 0000000000000000 RSI: ffffffff81a6d5f4 RDI: ffffc90000cdd000
[ 55.062897][ T533] should_fail_ex+0x3d4/0x520
[ 55.071289][ T462] RBP: ffffc90000be7678 R08: 0000000000001000 R09: 0000000000001000
[ 55.075603][ T533] should_fail+0xb/0x10
[ 55.084079][ T462] R10: 0000000062593ba9 R11: fffffbfff0f25b6e R12: ffffffff81728f60
[ 55.089107][ T533] should_fail_usercopy+0x1a/0x20
[ 55.097422][ T462] R13: 0000000000000000 R14: ffff88812105e210 R15: dffffc0000000000
[ 55.102100][ T533] _copy_to_user+0x1e/0x90
[ 55.110668][ T462] FS: 000055556211f500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[ 55.115858][ T533] simple_read_from_buffer+0xe9/0x160
[ 55.124352][ T462] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.129485][ T533] proc_fail_nth_read+0x1a6/0x220
[ 55.139186][ T462] CR2: 00007f0754dd0f18 CR3: 000000012a4d0000 CR4: 00000000003506a0
[ 55.144630][ T533] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.151563][ T462] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 55.157169][ T533] ? security_file_permission+0x94/0xb0
[ 55.165740][ T462] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 55.171786][ T533] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.180270][ T462] Call Trace:
[ 55.180278][ T462]
[ 55.186139][ T533] vfs_read+0x27a/0x910
[ 55.194359][ T462] ? __alloc_percpu+0x24/0x30
[ 55.200229][ T533] ? __cfi_vfs_read+0x10/0x10
[ 55.203873][ T462] ? __alloc_percpu+0x24/0x30
[ 55.206977][ T533] ? __kasan_check_write+0x14/0x20
[ 55.211379][ T462] pcpu_alloc+0x1664/0x17a0
[ 55.217247][ T533] ? mutex_lock+0x93/0x1b0
[ 55.223000][ T462] ? ____kasan_slab_free+0x13d/0x180
[ 55.228521][ T533] ? __cfi_mutex_lock+0x10/0x10
[ 55.234054][ T462] __alloc_percpu+0x24/0x30
[ 55.238905][ T533] ? __fdget_pos+0x2cd/0x380
[ 55.243561][ T462] xt_percpu_counter_alloc+0x15d/0x200
[ 55.249087][ T533] ? ksys_read+0x71/0x250
[ 55.254596][ T462] translate_table+0x1346/0x20f0
[ 55.259629][ T533] ksys_read+0x149/0x250
[ 55.264293][ T462] ? ipt_register_table+0x7d0/0x7d0
[ 55.269901][ T533] ? __cfi_ksys_read+0x10/0x10
[ 55.274373][ T462] ? __kasan_kmalloc+0x95/0xb0
[ 55.279549][ T533] ? debug_smp_processor_id+0x17/0x20
[ 55.283851][ T462] ? kvmalloc_node+0x28a/0x460
[ 55.289497][ T533] __x64_sys_read+0x7b/0x90
[ 55.294321][ T462] ? __kmalloc_node+0xb2/0x1e0
[ 55.299068][ T533] x64_sys_call+0x2f/0x9a0
[ 55.304588][ T462] ? kvmalloc_node+0x2b3/0x460
[ 55.309766][ T533] do_syscall_64+0x4c/0xa0
[ 55.314267][ T462] ? _copy_from_user+0x8f/0xc0
[ 55.319818][ T533] ? clear_bhb_loop+0x30/0x80
[ 55.324460][ T462] ? copy_from_sockptr_offset+0x77/0x90
[ 55.330363][ T533] ? clear_bhb_loop+0x30/0x80
[ 55.335054][ T462] do_ipt_set_ctl+0x9de/0xde0
[ 55.340839][ T533] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.346555][ T462] ? __cfi_avc_has_perm_noaudit+0x10/0x10
[ 55.352891][ T533] RIP: 0033:0x7f05c575b7ce
[ 55.358596][ T462] ? __cfi_do_ipt_set_ctl+0x10/0x10
[ 55.364307][ T533] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 55.371843][ T462] ? __cfi_avc_has_perm+0x10/0x10
[ 55.377727][ T533] RSP: 002b:00007f05c65f8fe8 EFLAGS: 00000246
[ 55.382474][ T462] ? __kasan_check_write+0x14/0x20
[ 55.388359][ T533] ORIG_RAX: 0000000000000000
[ 55.409004][ T462] ? mutex_unlock+0x8f/0x230
[ 55.414183][ T533] RAX: ffffffffffffffda RBX: 00007f05c65f96c0 RCX: 00007f05c575b7ce
[ 55.420660][ T462] ? __cfi_mutex_unlock+0x10/0x10
[ 55.425920][ T533] RDX: 000000000000000f RSI: 00007f05c65f90a0 RDI: 0000000000000006
[ 55.430664][ T462] ? selinux_socket_setsockopt+0x282/0x360
[ 55.435229][ T533] RBP: 00007f05c65f9090 R08: 0000000000000000 R09: 0000000000000000
[ 55.443398][ T462] nf_setsockopt+0x284/0x2b0
[ 55.448656][ T533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.456776][ T462] ip_setsockopt+0xed/0x100
[ 55.463339][ T533] R13: 00007f05c5a06128 R14: 00007f05c5a06090 R15: 00007ffd0828e938
[ 55.471732][ T462] tcp_setsockopt+0xeb/0x100
[ 55.476476][ T533]
[ 55.484683][ T462] sock_common_setsockopt+0xb1/0xc0
[ 55.495160][ T524] CPU: 0 PID: 524 Comm: syz.0.37 Not tainted syzkaller #0
[ 55.499501][ T462] ? __cfi_sock_common_setsockopt+0x10/0x10
[ 55.504589][ T524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 55.507728][ T462] __sys_setsockopt+0x2ff/0x4e0
[ 55.513338][ T524] Call Trace:
[ 55.520772][ T462] ? __cfi___sys_setsockopt+0x10/0x10
[ 55.526809][ T524]
[ 55.537559][ T462] ? do_user_addr_fault+0x9ac/0x1050
[ 55.542482][ T524] __dump_stack+0x21/0x24
[ 55.545928][ T462] __x64_sys_setsockopt+0xbf/0xd0
[ 55.551812][ T524] dump_stack_lvl+0x110/0x170
[ 55.554901][ T462] x64_sys_call+0x124/0x9a0
[ 55.560164][ T524] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.564745][ T462] do_syscall_64+0x4c/0xa0
[ 55.570100][ T524] ? unwind_get_return_address+0x4d/0x90
[ 55.575357][ T462] ? clear_bhb_loop+0x30/0x80
[ 55.580100][ T524] ? __cfi_stack_trace_consume_entry+0x10/0x10
[ 55.585535][ T462] ? clear_bhb_loop+0x30/0x80
[ 55.590029][ T524] dump_stack+0x15/0x24
[ 55.595652][ T462] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.600574][ T524] should_fail_ex+0x3d4/0x520
[ 55.606969][ T462] RIP: 0033:0x7f0754b9c75a
[ 55.611622][ T524] __should_failslab+0xac/0xf0
[ 55.615925][ T462] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 ec 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7
[ 55.621962][ T524] ? tracepoint_probe_unregister+0x211/0x8e0
[ 55.626891][ T462] RSP: 002b:00007ffe052cf0b8 EFLAGS: 00000206
[ 55.631462][ T524] should_failslab+0x9/0x20
[ 55.636385][ T462] ORIG_RAX: 0000000000000036
[ 55.656850][ T524] __kmem_cache_alloc_node+0x3d/0x2c0
[ 55.663083][ T462] RAX: ffffffffffffffda RBX: 00007ffe052cf140 RCX: 00007f0754b9c75a
[ 55.669867][ T524] ? __cfi_mutex_lock+0x10/0x10
[ 55.674430][ T462] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003
[ 55.679253][ T524] ? delete_node+0x3dc/0xa60
[ 55.684964][ T462] RBP: 0000000000000003 R08: 00000000000002d8 R09: 0000000000000000
[ 55.693211][ T524] ? tracepoint_probe_unregister+0x211/0x8e0
[ 55.698222][ T462] R10: 00007f0754dd0ec0 R11: 0000000000000206 R12: 00007f0754dd0e60
[ 55.706715][ T524] __kmalloc+0xa1/0x1e0
[ 55.711380][ T462] R13: 00007ffe052cf0dc R14: 0000000000000000 R15: 00007f0754dd3020
[ 55.719946][ T524] ? __cfi___bpf_trace_percpu_alloc_percpu+0x10/0x10
[ 55.726622][ T462]
[ 55.734934][ T524] tracepoint_probe_unregister+0x211/0x8e0
[ 55.739324][ T462] Modules linked in:
[ 55.748061][ T524] bpf_probe_unregister+0x61/0x70
[ 55.756242][ T462] ---[ end trace 0000000000000000 ]---
[ 55.758701][ T524] bpf_raw_tp_link_release+0x63/0x90
[ 55.765016][ T462] RIP: 0010:__traceiter_percpu_alloc_percpu+0xb3/0x110
[ 55.768885][ T524] bpf_link_free+0x13a/0x3a0
[ 55.774291][ T462] Code: d4 44 89 e9 4c 8b 45 c0 4c 8b 4d b8 8b 45 30 50 ff 75 28 ff 75 20 8b 45 18 50 ff 75 10 41 ba 9d d4 18 bd 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c4 28 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80
[ 55.779704][ T524] ? bpf_link_put_deferred+0x20/0x20
[ 55.785103][ T462] RSP: 0018:ffffc90000be7608 EFLAGS: 00010a17
[ 55.792698][ T524] bpf_link_release+0x15f/0x170
[ 55.797473][ T462]
[ 55.820164][ T524] ? __cfi_bpf_link_release+0x10/0x10
[ 55.820196][ T524] __fput+0x1fc/0x8f0
[ 55.820215][ T524] ____fput+0x15/0x20
[ 55.820229][ T524] task_work_run+0x1e1/0x250
[ 55.820248][ T524] ? __cfi_task_work_run+0x10/0x10
[ 55.820265][ T524] ? fput+0x15b/0x1a0
[ 55.820281][ T524] exit_to_user_mode_loop+0x9b/0xb0
[ 55.820303][ T524] exit_to_user_mode_prepare+0x87/0xd0
[ 55.820316][ T524] syscall_exit_to_user_mode+0x1a/0x30
[ 55.826135][ T462] RAX: 0000000000047000 RBX: ffff88812105e210 RCX: 0000000000000000
[ 55.833134][ T524] do_syscall_64+0x58/0xa0
[ 55.839220][ T462] RDX: 0000000000000000 RSI: ffffffff81a6d5f4 RDI: ffffc90000cdd000
[ 55.841509][ T524] ? clear_bhb_loop+0x30/0x80
[ 55.847571][ T462] RBP: ffffc90000be7678 R08: 0000000000001000 R09: 0000000000001000
[ 55.852466][ T524] ? clear_bhb_loop+0x30/0x80
[ 55.856707][ T462] R10: 0000000062593ba9 R11: fffffbfff0f25b6e R12: ffffffff81728f60
[ 55.861709][ T524] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.867196][ T462] R13: 0000000000000000 R14: ffff88812105e210 R15: dffffc0000000000
[ 55.871476][ T524] RIP: 0033:0x7f25f079aef9
[ 55.876938][ T462] FS: 000055556211f500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
[ 55.882352][ T524] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 55.887892][ T462] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.896096][ T524] RSP: 002b:00007f25f1681028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 55.896124][ T524] RAX: 0000000000000000 RBX: 00007f25f0a05fa0 RCX: 00007f25f079aef9
[ 55.896134][ T524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 55.896143][ T524] RBP: 00007f25f1681090 R08: 0000000000000000 R09: 0000000000000000
[ 55.900721][ T462] CR2: 00007f0754dd0f18 CR3: 000000012a4d0000 CR4: 00000000003506a0
[ 55.908927][ T524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.908939][ T524] R13: 00007f25f0a06038 R14: 00007f25f0a05fa0 R15: 00007ffef0584d48
[ 55.908955][ T524]
[ 55.909587][ T534] FAULT_INJECTION: forcing a failure.
[ 55.909587][ T534] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 55.914148][ T462] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 55.933972][ T534] CPU: 0 PID: 534 Comm: syz.3.39 Tainted: G D syzkaller #0
[ 55.936735][ T462] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 55.942859][ T534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 55.951628][ T462] Kernel panic - not syncing: Fatal exception
[ 55.956071][ T534] Call Trace:
[ 55.956080][ T534]
[ 55.956087][ T534] __dump_stack+0x21/0x24
[ 55.956108][ T534] dump_stack_lvl+0x110/0x170
[ 55.956122][ T534] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.956138][ T534] dump_stack+0x15/0x24
[ 55.956151][ T534] should_fail_ex+0x3d4/0x520
[ 55.956174][ T534] should_fail+0xb/0x10
[ 55.956193][ T534] should_fail_usercopy+0x1a/0x20
[ 55.956206][ T534] _copy_to_user+0x1e/0x90
[ 55.956225][ T534] simple_read_from_buffer+0xe9/0x160
[ 55.956242][ T534] proc_fail_nth_read+0x1a6/0x220
[ 55.956258][ T534] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.956275][ T534] ? security_file_permission+0x94/0xb0
[ 55.956295][ T534] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.956309][ T534] vfs_read+0x27a/0x910
[ 55.956323][ T534] ? __cfi_vfs_read+0x10/0x10
[ 55.956336][ T534] ? __kasan_check_write+0x14/0x20
[ 55.956351][ T534] ? mutex_lock+0x93/0x1b0
[ 55.956367][ T534] ? __cfi_mutex_lock+0x10/0x10
[ 55.956385][ T534] ? __fdget_pos+0x2cd/0x380
[ 55.956399][ T534] ? ksys_read+0x71/0x250
[ 55.956413][ T534] ksys_read+0x149/0x250
[ 55.956426][ T534] ? __cfi_ksys_read+0x10/0x10
[ 55.956438][ T534] ? do_user_addr_fault+0x9ac/0x1050
[ 55.956458][ T534] ? debug_smp_processor_id+0x17/0x20
[ 55.956478][ T534] __x64_sys_read+0x7b/0x90
[ 55.956492][ T534] x64_sys_call+0x2f/0x9a0
[ 55.956509][ T534] do_syscall_64+0x4c/0xa0
[ 55.956523][ T534] ? clear_bhb_loop+0x30/0x80
[ 55.956541][ T534] ? clear_bhb_loop+0x30/0x80
[ 55.956558][ T534] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.956576][ T534] RIP: 0033:0x7f193115b7ce
[ 55.956589][ T534] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 55.956602][ T534] RSP: 002b:00007f1931ffefe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 55.956619][ T534] RAX: ffffffffffffffda RBX: 00007f1931fff6c0 RCX: 00007f193115b7ce
[ 55.956631][ T534] RDX: 000000000000000f RSI: 00007f1931fff0a0 RDI: 0000000000000006
[ 55.956641][ T534] RBP: 00007f1931fff090 R08: 0000000000000000 R09: 0000000000000000
[ 55.956651][ T534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.956660][ T534] R13: 00007f1931406128 R14: 00007f1931406090 R15: 00007ffd753dfd28
[ 55.956675][ T534]
[ 55.957451][ T462] Kernel Offset: disabled
[ 56.363242][ T462] Rebooting in 86400 seconds..