Warning: Permanently added '10.128.1.203' (ED25519) to the list of known hosts. 2025/11/24 18:02:32 parsed 1 programs [ 45.170005][ T28] audit: type=1400 audit(1764007353.265:106): avc: denied { unlink } for pid=403 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" [ 45.232208][ T403] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 46.174334][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.181569][ T414] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.190293][ T414] device bridge_slave_0 entered promiscuous mode [ 46.230245][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.237501][ T414] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.247568][ T28] audit: type=1401 audit(1764007354.335:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 46.251753][ T414] device bridge_slave_1 entered promiscuous mode [ 46.583557][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.590954][ T414] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.598532][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.605714][ T414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.670826][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.678429][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.693822][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.702407][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.721270][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.729971][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.737110][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.745172][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.754615][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.762120][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.769671][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.778110][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.799009][ T414] device veth0_vlan entered promiscuous mode [ 46.810340][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.818845][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.827792][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.835530][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.847016][ T414] device veth1_macvtap entered promiscuous mode [ 46.856248][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.885411][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.901820][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/11/24 18:02:35 executed programs: 0 [ 47.182694][ T481] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.190383][ T481] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.197909][ T481] device bridge_slave_0 entered promiscuous mode [ 47.206517][ T481] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.213631][ T481] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.221491][ T481] device bridge_slave_1 entered promiscuous mode [ 47.313288][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.320533][ T475] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.327928][ T475] device bridge_slave_0 entered promiscuous mode [ 47.340077][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.347154][ T475] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.354908][ T475] device bridge_slave_1 entered promiscuous mode [ 47.380549][ T478] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.387630][ T478] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.395267][ T478] device bridge_slave_0 entered promiscuous mode [ 47.412298][ T482] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.419564][ T482] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.427009][ T482] device bridge_slave_0 entered promiscuous mode [ 47.434320][ T478] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.441478][ T478] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.448794][ T478] device bridge_slave_1 entered promiscuous mode [ 47.459100][ T483] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.466360][ T483] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.473792][ T483] device bridge_slave_0 entered promiscuous mode [ 47.486152][ T482] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.493234][ T482] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.500691][ T482] device bridge_slave_1 entered promiscuous mode [ 47.517598][ T483] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.525004][ T483] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.532477][ T483] device bridge_slave_1 entered promiscuous mode [ 47.651401][ T481] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.658469][ T481] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.665855][ T481] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.672906][ T481] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.789422][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.797235][ T470] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.804725][ T470] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.826719][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.834899][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.842055][ T470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.849911][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.858182][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.865525][ T470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.902807][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.911730][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.943657][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.953157][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.981152][ T481] device veth0_vlan entered promiscuous mode [ 47.987672][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.995596][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.003705][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.011332][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.018827][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.027128][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.034176][ T470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.041740][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.064653][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.072922][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.080090][ T470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.088319][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.097397][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.104456][ T470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.111871][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.120384][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.137618][ T481] device veth1_macvtap entered promiscuous mode [ 48.155526][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.164085][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.172776][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.180020][ T470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.187938][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.197340][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.205611][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.213325][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.221748][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.230034][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.238155][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.246384][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.254502][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.262616][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.270201][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.277672][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.286100][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.295086][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.302390][ T470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.310089][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.317494][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.324998][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.333303][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.341516][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.348540][ T470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.356048][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.363748][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.395357][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.403973][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.412569][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.419652][ T470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.428085][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.436537][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.445218][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.453678][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.462234][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.470675][ T470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.478910][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.485971][ T470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.503561][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.513592][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.522192][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.530457][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.545817][ T475] device veth0_vlan entered promiscuous mode [ 48.558675][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.567556][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.576124][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.584506][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.593199][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.599229][ T28] audit: type=1400 audit(1764007356.695:108): avc: denied { bpf } for pid=529 comm="syz.6.19" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 48.604691][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.630012][ T530] FAULT_INJECTION: forcing a failure. [ 48.630012][ T530] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 48.630110][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.643478][ T28] audit: type=1400 audit(1764007356.725:109): avc: denied { prog_load } for pid=529 comm="syz.6.19" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 48.651562][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.670090][ T530] CPU: 0 PID: 530 Comm: syz.6.19 Not tainted syzkaller #0 [ 48.684790][ T530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 48.694844][ T530] Call Trace: [ 48.698118][ T530] [ 48.701044][ T530] __dump_stack+0x21/0x24 [ 48.705464][ T530] dump_stack_lvl+0xee/0x150 [ 48.710149][ T530] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.715179][ T530] dump_stack+0x15/0x24 [ 48.719415][ T530] should_fail_ex+0x3d4/0x520 [ 48.724093][ T530] should_fail+0xb/0x10 [ 48.728249][ T530] should_fail_usercopy+0x1a/0x20 [ 48.733277][ T530] _copy_to_user+0x1e/0x90 [ 48.737692][ T530] simple_read_from_buffer+0xe9/0x160 [ 48.743157][ T530] proc_fail_nth_read+0x19a/0x210 [ 48.748177][ T530] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.753736][ T530] ? security_file_permission+0x94/0xb0 [ 48.759380][ T530] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.765018][ T530] vfs_read+0x26e/0x8c0 [ 48.769183][ T530] ? __cfi_vfs_read+0x10/0x10 [ 48.773869][ T530] ? __kasan_check_write+0x14/0x20 [ 48.778985][ T530] ? mutex_lock+0x8d/0x1a0 [ 48.783413][ T530] ? __cfi_mutex_lock+0x10/0x10 [ 48.788266][ T530] ? __fdget_pos+0x2cd/0x380 [ 48.792852][ T530] ? ksys_read+0x71/0x240 [ 48.797185][ T530] ksys_read+0x140/0x240 [ 48.801607][ T530] ? __cfi_ksys_read+0x10/0x10 [ 48.806372][ T530] ? debug_smp_processor_id+0x17/0x20 [ 48.811736][ T530] __x64_sys_read+0x7b/0x90 [ 48.816235][ T530] x64_sys_call+0x2f/0x9a0 [ 48.820649][ T530] do_syscall_64+0x4c/0xa0 [ 48.825063][ T530] ? clear_bhb_loop+0x30/0x80 [ 48.829744][ T530] ? clear_bhb_loop+0x30/0x80 [ 48.834594][ T530] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.840582][ T530] RIP: 0033:0x7f9251b8d5fc [ 48.844990][ T530] 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 [ 48.864722][ T530] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 48.873135][ T530] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 48.881102][ T530] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 48.889083][ T530] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 48.897057][ T530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 48.905022][ T530] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 48.912996][ T530] [ 48.917142][ T28] audit: type=1400 audit(1764007356.725:110): avc: denied { map_create } for pid=529 comm="syz.6.19" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 48.917640][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.943667][ T28] audit: type=1400 audit(1764007356.725:111): avc: denied { map_read map_write } for pid=529 comm="syz.6.19" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 48.946115][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.963462][ T28] audit: type=1400 audit(1764007356.725:112): avc: denied { perfmon } for pid=529 comm="syz.6.19" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 48.999039][ T28] audit: type=1400 audit(1764007356.725:113): avc: denied { prog_run } for pid=529 comm="syz.6.19" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 49.006823][ T478] device veth0_vlan entered promiscuous mode [ 49.024788][ T532] FAULT_INJECTION: forcing a failure. [ 49.024788][ T532] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 49.037553][ T478] device veth1_macvtap entered promiscuous mode [ 49.044232][ T532] CPU: 0 PID: 532 Comm: syz.6.22 Not tainted syzkaller #0 [ 49.047140][ T475] device veth1_macvtap entered promiscuous mode [ 49.051355][ T532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 49.051366][ T532] Call Trace: [ 49.051372][ T532] [ 49.051378][ T532] __dump_stack+0x21/0x24 [ 49.078408][ T532] dump_stack_lvl+0xee/0x150 [ 49.083173][ T532] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.088187][ T532] dump_stack+0x15/0x24 [ 49.092336][ T532] should_fail_ex+0x3d4/0x520 [ 49.097006][ T532] should_fail+0xb/0x10 [ 49.101242][ T532] should_fail_usercopy+0x1a/0x20 [ 49.106260][ T532] _copy_to_user+0x1e/0x90 [ 49.110842][ T532] simple_read_from_buffer+0xe9/0x160 [ 49.116205][ T532] proc_fail_nth_read+0x19a/0x210 [ 49.121315][ T532] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.126851][ T532] ? security_file_permission+0x94/0xb0 [ 49.132406][ T532] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.137939][ T532] vfs_read+0x26e/0x8c0 [ 49.142263][ T532] ? __cfi_vfs_read+0x10/0x10 [ 49.147039][ T532] ? __kasan_check_write+0x14/0x20 [ 49.152154][ T532] ? mutex_lock+0x8d/0x1a0 [ 49.156561][ T532] ? __cfi_mutex_lock+0x10/0x10 [ 49.161488][ T532] ? __fdget_pos+0x2cd/0x380 [ 49.166063][ T532] ? ksys_read+0x71/0x240 [ 49.170562][ T532] ksys_read+0x140/0x240 [ 49.174796][ T532] ? __cfi_ksys_read+0x10/0x10 [ 49.179564][ T532] ? debug_smp_processor_id+0x17/0x20 [ 49.184939][ T532] __x64_sys_read+0x7b/0x90 [ 49.189430][ T532] x64_sys_call+0x2f/0x9a0 [ 49.193845][ T532] do_syscall_64+0x4c/0xa0 [ 49.198255][ T532] ? clear_bhb_loop+0x30/0x80 [ 49.202924][ T532] ? clear_bhb_loop+0x30/0x80 [ 49.207591][ T532] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.213476][ T532] RIP: 0033:0x7f9251b8d5fc [ 49.217891][ T532] 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 [ 49.237573][ T532] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 49.246254][ T532] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 49.254231][ T532] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 49.262406][ T532] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 49.270395][ T532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 49.278359][ T532] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 49.286354][ T532] [ 49.303779][ T534] FAULT_INJECTION: forcing a failure. [ 49.303779][ T534] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 49.316933][ T534] CPU: 1 PID: 534 Comm: syz.6.23 Not tainted syzkaller #0 [ 49.324087][ T534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 49.334222][ T534] Call Trace: [ 49.337500][ T534] [ 49.340422][ T534] __dump_stack+0x21/0x24 [ 49.344744][ T534] dump_stack_lvl+0xee/0x150 [ 49.349321][ T534] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.354524][ T534] dump_stack+0x15/0x24 [ 49.358854][ T534] should_fail_ex+0x3d4/0x520 [ 49.363539][ T534] should_fail+0xb/0x10 [ 49.367716][ T534] should_fail_usercopy+0x1a/0x20 [ 49.373027][ T534] _copy_to_user+0x1e/0x90 [ 49.377482][ T534] simple_read_from_buffer+0xe9/0x160 [ 49.383202][ T534] proc_fail_nth_read+0x19a/0x210 [ 49.388242][ T534] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.393805][ T534] ? security_file_permission+0x94/0xb0 [ 49.399464][ T534] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.405114][ T534] vfs_read+0x26e/0x8c0 [ 49.409366][ T534] ? __cfi_vfs_read+0x10/0x10 [ 49.414042][ T534] ? __kasan_check_write+0x14/0x20 [ 49.419158][ T534] ? mutex_lock+0x8d/0x1a0 [ 49.423575][ T534] ? __cfi_mutex_lock+0x10/0x10 [ 49.428458][ T534] ? __fdget_pos+0x2cd/0x380 [ 49.433081][ T534] ? ksys_read+0x71/0x240 [ 49.437402][ T534] ksys_read+0x140/0x240 [ 49.441640][ T534] ? __cfi_ksys_read+0x10/0x10 [ 49.446393][ T534] ? debug_smp_processor_id+0x17/0x20 [ 49.451751][ T534] __x64_sys_read+0x7b/0x90 [ 49.456237][ T534] x64_sys_call+0x2f/0x9a0 [ 49.460738][ T534] do_syscall_64+0x4c/0xa0 [ 49.465140][ T534] ? clear_bhb_loop+0x30/0x80 [ 49.469809][ T534] ? clear_bhb_loop+0x30/0x80 [ 49.474705][ T534] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.480587][ T534] RIP: 0033:0x7f9251b8d5fc [ 49.484996][ T534] 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 [ 49.504686][ T534] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 49.513277][ T534] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 49.521495][ T534] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 49.529483][ T534] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 49.537562][ T534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 49.545627][ T534] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 49.553610][ T534] [ 49.557432][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.567854][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.576518][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.585167][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.593558][ T536] FAULT_INJECTION: forcing a failure. [ 49.593558][ T536] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 49.593580][ T536] CPU: 0 PID: 536 Comm: syz.6.24 Not tainted syzkaller #0 [ 49.593598][ T536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 49.593608][ T536] Call Trace: [ 49.593613][ T536] [ 49.593619][ T536] __dump_stack+0x21/0x24 [ 49.607527][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.613736][ T536] dump_stack_lvl+0xee/0x150 [ 49.613761][ T536] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.613780][ T536] dump_stack+0x15/0x24 [ 49.613797][ T536] should_fail_ex+0x3d4/0x520 [ 49.613821][ T536] should_fail+0xb/0x10 [ 49.613840][ T536] should_fail_usercopy+0x1a/0x20 [ 49.624750][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.627343][ T536] _copy_to_user+0x1e/0x90 [ 49.631036][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.634722][ T536] simple_read_from_buffer+0xe9/0x160 [ 49.642736][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.646917][ T536] proc_fail_nth_read+0x19a/0x210 [ 49.652634][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.656334][ T536] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.661632][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.665334][ T536] ? security_file_permission+0x94/0xb0 [ 49.670754][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.677980][ T536] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.683026][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.690651][ T536] vfs_read+0x26e/0x8c0 [ 49.690688][ T536] ? __cfi_vfs_read+0x10/0x10 [ 49.697386][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.703966][ T536] ? __kasan_check_write+0x14/0x20 [ 49.703990][ T536] ? mutex_lock+0x8d/0x1a0 [ 49.704010][ T536] ? __cfi_mutex_lock+0x10/0x10 [ 49.709806][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.716999][ T536] ? __fdget_pos+0x2cd/0x380 [ 49.727322][ T482] device veth0_vlan entered promiscuous mode [ 49.730690][ T536] ? ksys_read+0x71/0x240 [ 49.730722][ T536] ksys_read+0x140/0x240 [ 49.743101][ T483] device veth0_vlan entered promiscuous mode [ 49.744509][ T536] ? __cfi_ksys_read+0x10/0x10 [ 49.756948][ T483] device veth1_macvtap entered promiscuous mode [ 49.758192][ T536] ? fpregs_restore_userregs+0x128/0x260 [ 49.840084][ T536] __x64_sys_read+0x7b/0x90 [ 49.844590][ T536] x64_sys_call+0x2f/0x9a0 [ 49.849170][ T536] do_syscall_64+0x4c/0xa0 [ 49.853683][ T536] ? clear_bhb_loop+0x30/0x80 [ 49.858383][ T536] ? clear_bhb_loop+0x30/0x80 [ 49.863053][ T536] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.868950][ T536] RIP: 0033:0x7f9251b8d5fc [ 49.873363][ T536] 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 [ 49.892958][ T536] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 49.901537][ T536] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 49.909596][ T536] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 49.917607][ T536] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 49.925746][ T536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 49.933708][ T536] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 49.941952][ T536] [ 49.959163][ T538] FAULT_INJECTION: forcing a failure. [ 49.959163][ T538] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 49.972419][ T538] CPU: 1 PID: 538 Comm: syz.6.25 Not tainted syzkaller #0 [ 49.979548][ T538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 49.989695][ T538] Call Trace: [ 49.992975][ T538] [ 49.995907][ T538] __dump_stack+0x21/0x24 [ 50.000251][ T538] dump_stack_lvl+0xee/0x150 [ 50.004843][ T538] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.009950][ T538] dump_stack+0x15/0x24 [ 50.014137][ T538] should_fail_ex+0x3d4/0x520 [ 50.018910][ T538] should_fail+0xb/0x10 [ 50.023070][ T538] should_fail_usercopy+0x1a/0x20 [ 50.028099][ T538] _copy_to_user+0x1e/0x90 [ 50.032517][ T538] simple_read_from_buffer+0xe9/0x160 [ 50.037887][ T538] proc_fail_nth_read+0x19a/0x210 [ 50.042920][ T538] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.048476][ T538] ? security_file_permission+0x94/0xb0 [ 50.054121][ T538] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.059664][ T538] vfs_read+0x26e/0x8c0 [ 50.063954][ T538] ? __cfi_vfs_read+0x10/0x10 [ 50.068633][ T538] ? __kasan_check_write+0x14/0x20 [ 50.073746][ T538] ? mutex_lock+0x8d/0x1a0 [ 50.078256][ T538] ? __cfi_mutex_lock+0x10/0x10 [ 50.083192][ T538] ? __fdget_pos+0x2cd/0x380 [ 50.087862][ T538] ? ksys_read+0x71/0x240 [ 50.092207][ T538] ksys_read+0x140/0x240 [ 50.096546][ T538] ? __cfi_ksys_read+0x10/0x10 [ 50.101401][ T538] ? debug_smp_processor_id+0x17/0x20 [ 50.106769][ T538] __x64_sys_read+0x7b/0x90 [ 50.111448][ T538] x64_sys_call+0x2f/0x9a0 [ 50.115879][ T538] do_syscall_64+0x4c/0xa0 [ 50.120421][ T538] ? clear_bhb_loop+0x30/0x80 [ 50.125103][ T538] ? clear_bhb_loop+0x30/0x80 [ 50.129782][ T538] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.135682][ T538] RIP: 0033:0x7f9251b8d5fc [ 50.140104][ T538] 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 [ 50.159966][ T538] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 50.168382][ T538] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 50.176440][ T538] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 50.184508][ T538] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 50.192577][ T538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.200675][ T538] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 50.208731][ T538] [ 50.212096][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.220557][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.232580][ T540] FAULT_INJECTION: forcing a failure. [ 50.232580][ T540] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 50.234651][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.246464][ T540] CPU: 0 PID: 540 Comm: syz.6.26 Not tainted syzkaller #0 [ 50.254144][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.260613][ T540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 50.260624][ T540] Call Trace: [ 50.260630][ T540] [ 50.260637][ T540] __dump_stack+0x21/0x24 [ 50.269005][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.278350][ T540] dump_stack_lvl+0xee/0x150 [ 50.278383][ T540] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.282127][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.284634][ T540] dump_stack+0x15/0x24 [ 50.289367][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.297199][ T540] should_fail_ex+0x3d4/0x520 [ 50.297231][ T540] should_fail+0xb/0x10 [ 50.303228][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.307098][ T540] should_fail_usercopy+0x1a/0x20 [ 50.315617][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.319319][ T540] _copy_to_user+0x1e/0x90 [ 50.327510][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.331783][ T540] simple_read_from_buffer+0xe9/0x160 [ 50.331805][ T540] proc_fail_nth_read+0x19a/0x210 [ 50.336159][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.343701][ T540] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.343721][ T540] ? security_file_permission+0x94/0xb0 [ 50.343741][ T540] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.349125][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.356745][ T540] vfs_read+0x26e/0x8c0 [ 50.356773][ T540] ? __cfi_vfs_read+0x10/0x10 [ 50.361788][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.369048][ T540] ? __kasan_check_write+0x14/0x20 [ 50.374688][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.379516][ T540] ? mutex_lock+0x8d/0x1a0 [ 50.379541][ T540] ? __cfi_mutex_lock+0x10/0x10 [ 50.379564][ T540] ? __fdget_pos+0x2cd/0x380 [ 50.387951][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.392449][ T540] ? ksys_read+0x71/0x240 [ 50.392479][ T540] ksys_read+0x140/0x240 [ 50.404422][ T482] device veth1_macvtap entered promiscuous mode [ 50.411710][ T540] ? __cfi_ksys_read+0x10/0x10 [ 50.411745][ T540] ? debug_smp_processor_id+0x17/0x20 [ 50.488991][ T540] __x64_sys_read+0x7b/0x90 [ 50.493944][ T540] x64_sys_call+0x2f/0x9a0 [ 50.498380][ T540] do_syscall_64+0x4c/0xa0 [ 50.502848][ T540] ? clear_bhb_loop+0x30/0x80 [ 50.507524][ T540] ? clear_bhb_loop+0x30/0x80 [ 50.512196][ T540] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.518179][ T540] RIP: 0033:0x7f9251b8d5fc [ 50.522585][ T540] 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 [ 50.542455][ T540] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 50.550867][ T540] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 50.558829][ T540] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 50.566785][ T540] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 50.574837][ T540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.582886][ T540] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 50.590849][ T540] [ 50.610027][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.617693][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.625014][ T542] FAULT_INJECTION: forcing a failure. [ 50.625014][ T542] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 50.625939][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.638208][ T542] CPU: 0 PID: 542 Comm: syz.6.27 Not tainted syzkaller #0 [ 50.647596][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.652435][ T542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 50.652447][ T542] Call Trace: [ 50.652452][ T542] [ 50.652458][ T542] __dump_stack+0x21/0x24 [ 50.652484][ T542] dump_stack_lvl+0xee/0x150 [ 50.660188][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.669829][ T542] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.669853][ T542] dump_stack+0x15/0x24 [ 50.673612][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.676071][ T542] should_fail_ex+0x3d4/0x520 [ 50.680777][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.684974][ T542] should_fail+0xb/0x10 [ 50.693238][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.697860][ T542] should_fail_usercopy+0x1a/0x20 [ 50.702474][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.709892][ T542] _copy_to_user+0x1e/0x90 [ 50.709917][ T542] simple_read_from_buffer+0xe9/0x160 [ 50.709937][ T542] proc_fail_nth_read+0x19a/0x210 [ 50.715093][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.722230][ T542] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.722252][ T542] ? security_file_permission+0x94/0xb0 [ 50.726842][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.734394][ T542] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.734416][ T542] vfs_read+0x26e/0x8c0 [ 50.734442][ T542] ? __cfi_vfs_read+0x10/0x10 [ 50.803955][ T542] ? __kasan_check_write+0x14/0x20 [ 50.809155][ T542] ? mutex_lock+0x8d/0x1a0 [ 50.813598][ T542] ? __cfi_mutex_lock+0x10/0x10 [ 50.818542][ T542] ? __fdget_pos+0x2cd/0x380 [ 50.823128][ T542] ? ksys_read+0x71/0x240 [ 50.827458][ T542] ksys_read+0x140/0x240 [ 50.831715][ T542] ? __cfi_ksys_read+0x10/0x10 [ 50.836502][ T542] ? fpregs_restore_userregs+0x128/0x260 [ 50.842220][ T542] __x64_sys_read+0x7b/0x90 [ 50.846717][ T542] x64_sys_call+0x2f/0x9a0 [ 50.851135][ T542] do_syscall_64+0x4c/0xa0 [ 50.855546][ T542] ? clear_bhb_loop+0x30/0x80 [ 50.860314][ T542] ? clear_bhb_loop+0x30/0x80 [ 50.865048][ T542] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.870941][ T542] RIP: 0033:0x7f9251b8d5fc [ 50.875365][ T542] 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 [ 50.895236][ T542] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 50.903651][ T542] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 50.911634][ T542] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 50.919602][ T542] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 50.927575][ T542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.935544][ T542] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 50.943687][ T542] [ 50.949145][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.958088][ T544] FAULT_INJECTION: forcing a failure. [ 50.958088][ T544] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 50.961967][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.971727][ T544] CPU: 1 PID: 544 Comm: syz.6.28 Not tainted syzkaller #0 [ 50.979821][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.986353][ T544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 50.994696][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.004577][ T544] Call Trace: [ 51.004584][ T544] [ 51.004590][ T544] __dump_stack+0x21/0x24 [ 51.023449][ T544] dump_stack_lvl+0xee/0x150 [ 51.028137][ T544] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.033260][ T544] dump_stack+0x15/0x24 [ 51.037416][ T544] should_fail_ex+0x3d4/0x520 [ 51.042350][ T544] should_fail+0xb/0x10 [ 51.046494][ T544] should_fail_usercopy+0x1a/0x20 [ 51.051541][ T544] _copy_to_user+0x1e/0x90 [ 51.055973][ T544] simple_read_from_buffer+0xe9/0x160 [ 51.061421][ T544] proc_fail_nth_read+0x19a/0x210 [ 51.066439][ T544] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.071987][ T544] ? security_file_permission+0x94/0xb0 [ 51.077708][ T544] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.083260][ T544] vfs_read+0x26e/0x8c0 [ 51.087422][ T544] ? __cfi_vfs_read+0x10/0x10 [ 51.092095][ T544] ? __kasan_check_write+0x14/0x20 [ 51.097293][ T544] ? mutex_lock+0x8d/0x1a0 [ 51.101791][ T544] ? __cfi_mutex_lock+0x10/0x10 [ 51.106647][ T544] ? __fdget_pos+0x2cd/0x380 [ 51.111230][ T544] ? ksys_read+0x71/0x240 [ 51.115561][ T544] ksys_read+0x140/0x240 [ 51.119812][ T544] ? __cfi_ksys_read+0x10/0x10 [ 51.124592][ T544] ? debug_smp_processor_id+0x17/0x20 [ 51.129980][ T544] __x64_sys_read+0x7b/0x90 [ 51.134664][ T544] x64_sys_call+0x2f/0x9a0 [ 51.139073][ T544] do_syscall_64+0x4c/0xa0 [ 51.143566][ T544] ? clear_bhb_loop+0x30/0x80 [ 51.148353][ T544] ? clear_bhb_loop+0x30/0x80 [ 51.153115][ T544] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.159004][ T544] RIP: 0033:0x7f9251b8d5fc [ 51.163449][ T544] 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 [ 51.183130][ T544] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 51.191549][ T544] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 51.199530][ T544] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 51.207491][ T544] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 51.215453][ T544] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.223412][ T544] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 51.231465][ T544] [ 51.244794][ T546] FAULT_INJECTION: forcing a failure. [ 51.244794][ T546] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 51.277723][ T546] CPU: 1 PID: 546 Comm: syz.6.29 Not tainted syzkaller #0 [ 51.284914][ T546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 51.294993][ T546] Call Trace: [ 51.298294][ T546] [ 51.301225][ T546] __dump_stack+0x21/0x24 [ 51.305556][ T546] dump_stack_lvl+0xee/0x150 [ 51.310209][ T546] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.315320][ T546] dump_stack+0x15/0x24 [ 51.319476][ T546] should_fail_ex+0x3d4/0x520 [ 51.324173][ T546] should_fail+0xb/0x10 [ 51.328329][ T546] should_fail_usercopy+0x1a/0x20 [ 51.333356][ T546] _copy_to_user+0x1e/0x90 [ 51.337774][ T546] simple_read_from_buffer+0xe9/0x160 [ 51.343150][ T546] proc_fail_nth_read+0x19a/0x210 [ 51.348182][ T546] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.353721][ T546] ? security_file_permission+0x94/0xb0 [ 51.359351][ T546] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.364891][ T546] vfs_read+0x26e/0x8c0 [ 51.369062][ T546] ? __cfi_vfs_read+0x10/0x10 [ 51.373741][ T546] ? __kasan_check_write+0x14/0x20 [ 51.378852][ T546] ? mutex_lock+0x8d/0x1a0 [ 51.383278][ T546] ? __cfi_mutex_lock+0x10/0x10 [ 51.388151][ T546] ? __fdget_pos+0x2cd/0x380 [ 51.392833][ T546] ? ksys_read+0x71/0x240 [ 51.397278][ T546] ksys_read+0x140/0x240 [ 51.401522][ T546] ? __cfi_ksys_read+0x10/0x10 [ 51.406383][ T546] ? debug_smp_processor_id+0x17/0x20 [ 51.411756][ T546] __x64_sys_read+0x7b/0x90 [ 51.416281][ T546] x64_sys_call+0x2f/0x9a0 [ 51.420782][ T546] do_syscall_64+0x4c/0xa0 [ 51.425202][ T546] ? clear_bhb_loop+0x30/0x80 [ 51.429901][ T546] ? clear_bhb_loop+0x30/0x80 [ 51.434587][ T546] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.440484][ T546] RIP: 0033:0x7f9251b8d5fc [ 51.444906][ T546] 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 [ 51.464706][ T546] RSP: 002b:00007f92529a6030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 51.473317][ T546] RAX: ffffffffffffffda RBX: 00007f9251dc5fa0 RCX: 00007f9251b8d5fc [ 51.481289][ T546] RDX: 000000000000000f RSI: 00007f92529a60a0 RDI: 0000000000000006 [ 51.489437][ T546] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 51.497512][ T546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.505488][ T546] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 51.513469][ T546] [ 51.551975][ T550] FAULT_INJECTION: forcing a failure. [ 51.551975][ T550] name failslab, interval 1, probability 0, space 0, times 1 [ 51.564844][ T550] CPU: 0 PID: 550 Comm: syz.0.17 Not tainted syzkaller #0 [ 51.572000][ T550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 51.582067][ T550] Call Trace: [ 51.585361][ T550] [ 51.588286][ T550] __dump_stack+0x21/0x24 [ 51.592609][ T550] dump_stack_lvl+0xee/0x150 [ 51.597306][ T550] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.602340][ T550] dump_stack+0x15/0x24 [ 51.606521][ T550] should_fail_ex+0x3d4/0x520 [ 51.611206][ T550] __should_failslab+0xac/0xf0 [ 51.616082][ T550] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 51.622139][ T550] should_failslab+0x9/0x20 [ 51.626659][ T550] __kmem_cache_alloc_node+0x3d/0x2c0 [ 51.632112][ T550] ? __cfi_mutex_lock+0x10/0x10 [ 51.636956][ T550] ? delete_node+0x3e6/0xa60 [ 51.641538][ T550] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 51.647778][ T550] __kmalloc+0xa1/0x1e0 [ 51.651942][ T550] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 51.658181][ T550] tracepoint_probe_unregister+0x1e6/0x8b0 [ 51.664191][ T550] bpf_probe_unregister+0x61/0x70 [ 51.669442][ T550] bpf_raw_tp_link_release+0x63/0x90 [ 51.674842][ T550] bpf_link_free+0x13a/0x390 [ 51.679529][ T550] ? bpf_link_put_deferred+0x20/0x20 [ 51.684928][ T550] bpf_link_release+0x15f/0x170 [ 51.689781][ T550] ? __cfi_bpf_link_release+0x10/0x10 [ 51.695194][ T550] __fput+0x1fc/0x8f0 [ 51.699183][ T550] ____fput+0x15/0x20 [ 51.703270][ T550] task_work_run+0x1db/0x240 [ 51.707856][ T550] ? __cfi_task_work_run+0x10/0x10 [ 51.712963][ T550] ? filp_close+0x111/0x160 [ 51.717474][ T550] exit_to_user_mode_loop+0x9b/0xb0 [ 51.722923][ T550] exit_to_user_mode_prepare+0x87/0xd0 [ 51.728379][ T550] syscall_exit_to_user_mode+0x1a/0x30 [ 51.733871][ T550] do_syscall_64+0x58/0xa0 [ 51.738378][ T550] ? clear_bhb_loop+0x30/0x80 [ 51.743134][ T550] ? clear_bhb_loop+0x30/0x80 [ 51.747806][ T550] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.753689][ T550] RIP: 0033:0x7f1aba98ebe9 [ 51.758101][ T550] 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 [ 51.777789][ T550] RSP: 002b:00007f1abb7aa038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 51.786207][ T550] RAX: 0000000000000000 RBX: 00007f1ababc5fa0 RCX: 00007f1aba98ebe9 [ 51.794209][ T550] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 51.802351][ T550] RBP: 00007f1abb7aa090 R08: 0000000000000000 R09: 0000000000000000 [ 51.810353][ T550] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.818323][ T550] R13: 00007f1ababc6038 R14: 00007f1ababc5fa0 R15: 00007ffe0821d358 [ 51.826361][ T550] [ 51.833521][ T549] FAULT_INJECTION: forcing a failure. [ 51.833521][ T549] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 51.846892][ T549] CPU: 1 PID: 549 Comm: syz.3.20 Not tainted syzkaller #0 [ 51.854040][ T549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 51.864174][ T549] Call Trace: [ 51.867445][ T549] [ 51.870371][ T549] __dump_stack+0x21/0x24 [ 51.874704][ T549] dump_stack_lvl+0xee/0x150 [ 51.879298][ T549] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.884427][ T549] dump_stack+0x15/0x24 [ 51.888595][ T549] should_fail_ex+0x3d4/0x520 [ 51.893275][ T549] should_fail+0xb/0x10 [ 51.897444][ T549] should_fail_usercopy+0x1a/0x20 [ 51.902475][ T549] _copy_to_user+0x1e/0x90 [ 51.906893][ T549] simple_read_from_buffer+0xe9/0x160 [ 51.912278][ T549] proc_fail_nth_read+0x19a/0x210 [ 51.917324][ T549] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.922969][ T549] ? security_file_permission+0x94/0xb0 [ 51.928524][ T549] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.934067][ T549] vfs_read+0x26e/0x8c0 [ 51.938228][ T549] ? __cfi_vfs_read+0x10/0x10 [ 51.942998][ T549] ? __kasan_check_write+0x14/0x20 [ 51.948217][ T549] ? mutex_lock+0x8d/0x1a0 [ 51.952664][ T549] ? __cfi_mutex_lock+0x10/0x10 [ 51.957541][ T549] ? __fdget_pos+0x2cd/0x380 [ 51.962138][ T549] ? ksys_read+0x71/0x240 [ 51.966473][ T549] ksys_read+0x140/0x240 [ 51.970721][ T549] ? __cfi_ksys_read+0x10/0x10 [ 51.975489][ T549] ? fpregs_restore_userregs+0x128/0x260 [ 51.981214][ T549] __x64_sys_read+0x7b/0x90 [ 51.985719][ T549] x64_sys_call+0x2f/0x9a0 [ 51.990228][ T549] do_syscall_64+0x4c/0xa0 [ 51.994643][ T549] ? clear_bhb_loop+0x30/0x80 [ 51.999409][ T549] ? clear_bhb_loop+0x30/0x80 [ 52.004089][ T549] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.009991][ T549] RIP: 0033:0x7f6a0158d5fc [ 52.014489][ T549] 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 [ 52.034091][ T549] RSP: 002b:00007f6a0246e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 52.042697][ T549] RAX: ffffffffffffffda RBX: 00007f6a017c5fa0 RCX: 00007f6a0158d5fc 2025/11/24 18:02:40 executed programs: 24 [ 52.050733][ T549] RDX: 000000000000000f RSI: 00007f6a0246e0a0 RDI: 0000000000000006 [ 52.058722][ T549] RBP: 00007f6a0246e090 R08: 0000000000000000 R09: 0000000000000000 [ 52.066794][ T549] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.074768][ T549] R13: 00007f6a017c6038 R14: 00007f6a017c5fa0 R15: 00007fff212601a8 [ 52.082749][ T549] [ 52.088807][ T556] FAULT_INJECTION: forcing a failure. [ 52.088807][ T556] name failslab, interval 1, probability 0, space 0, times 0 [ 52.102221][ T556] CPU: 0 PID: 556 Comm: syz.6.30 Not tainted syzkaller #0 [ 52.109359][ T556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 52.119437][ T556] Call Trace: [ 52.122734][ T556] [ 52.125675][ T556] __dump_stack+0x21/0x24 [ 52.130100][ T556] dump_stack_lvl+0xee/0x150 [ 52.134696][ T556] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.137922][ T560] FAULT_INJECTION: forcing a failure. [ 52.137922][ T560] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 52.139810][ T556] dump_stack+0x15/0x24 [ 52.139831][ T556] should_fail_ex+0x3d4/0x520 [ 52.139856][ T556] __should_failslab+0xac/0xf0 [ 52.139877][ T556] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.139899][ T556] should_failslab+0x9/0x20 [ 52.139915][ T556] __kmem_cache_alloc_node+0x3d/0x2c0 [ 52.139936][ T556] ? __cfi_mutex_lock+0x10/0x10 [ 52.139958][ T556] ? delete_node+0x3dc/0xa60 [ 52.139980][ T556] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.140001][ T556] __kmalloc+0xa1/0x1e0 [ 52.140026][ T556] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 52.140046][ T556] tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.140068][ T556] bpf_probe_unregister+0x61/0x70 [ 52.219390][ T556] bpf_raw_tp_link_release+0x63/0x90 [ 52.224693][ T556] bpf_link_free+0x13a/0x390 [ 52.229311][ T556] ? bpf_link_put_deferred+0x20/0x20 [ 52.234619][ T556] bpf_link_release+0x15f/0x170 [ 52.239501][ T556] ? __cfi_bpf_link_release+0x10/0x10 [ 52.244893][ T556] __fput+0x1fc/0x8f0 [ 52.248888][ T556] ____fput+0x15/0x20 [ 52.252882][ T556] task_work_run+0x1db/0x240 [ 52.257502][ T556] ? __cfi_task_work_run+0x10/0x10 [ 52.262714][ T556] ? filp_close+0x111/0x160 [ 52.267239][ T556] exit_to_user_mode_loop+0x9b/0xb0 [ 52.272447][ T556] exit_to_user_mode_prepare+0x87/0xd0 [ 52.277920][ T556] syscall_exit_to_user_mode+0x1a/0x30 [ 52.283397][ T556] do_syscall_64+0x58/0xa0 [ 52.287833][ T556] ? clear_bhb_loop+0x30/0x80 [ 52.292634][ T556] ? clear_bhb_loop+0x30/0x80 [ 52.297341][ T556] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.303291][ T556] RIP: 0033:0x7f9251b8ebe9 [ 52.307715][ T556] 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 [ 52.327418][ T556] RSP: 002b:00007f92529a6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 52.335840][ T556] RAX: 0000000000000000 RBX: 00007f9251dc5fa0 RCX: 00007f9251b8ebe9 [ 52.344089][ T556] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 52.352407][ T556] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 52.360381][ T556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.368442][ T556] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 52.376420][ T556] [ 52.380428][ T560] CPU: 1 PID: 560 Comm: syz.4.21 Not tainted syzkaller #0 [ 52.387571][ T560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 52.389925][ T565] FAULT_INJECTION: forcing a failure. [ 52.389925][ T565] name failslab, interval 1, probability 0, space 0, times 0 [ 52.397641][ T560] Call Trace: [ 52.397656][ T560] [ 52.397663][ T560] __dump_stack+0x21/0x24 [ 52.420938][ T560] dump_stack_lvl+0xee/0x150 [ 52.425712][ T560] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.430748][ T560] dump_stack+0x15/0x24 [ 52.434908][ T560] should_fail_ex+0x3d4/0x520 [ 52.439591][ T560] should_fail+0xb/0x10 [ 52.443776][ T560] should_fail_usercopy+0x1a/0x20 [ 52.448924][ T560] _copy_to_user+0x1e/0x90 [ 52.453369][ T560] simple_read_from_buffer+0xe9/0x160 [ 52.458818][ T560] proc_fail_nth_read+0x19a/0x210 [ 52.464029][ T560] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 52.469580][ T560] ? security_file_permission+0x94/0xb0 [ 52.475200][ T560] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 52.480745][ T560] vfs_read+0x26e/0x8c0 [ 52.484908][ T560] ? __cfi_vfs_read+0x10/0x10 [ 52.489593][ T560] ? __kasan_check_write+0x14/0x20 [ 52.494715][ T560] ? mutex_lock+0x8d/0x1a0 [ 52.499139][ T560] ? __cfi_mutex_lock+0x10/0x10 [ 52.503993][ T560] ? __fdget_pos+0x2cd/0x380 [ 52.508589][ T560] ? ksys_read+0x71/0x240 [ 52.512959][ T560] ksys_read+0x140/0x240 [ 52.517227][ T560] ? __cfi_ksys_read+0x10/0x10 [ 52.522011][ T560] ? debug_smp_processor_id+0x17/0x20 [ 52.527390][ T560] __x64_sys_read+0x7b/0x90 [ 52.531890][ T560] x64_sys_call+0x2f/0x9a0 [ 52.536315][ T560] do_syscall_64+0x4c/0xa0 [ 52.541010][ T560] ? clear_bhb_loop+0x30/0x80 [ 52.545722][ T560] ? clear_bhb_loop+0x30/0x80 [ 52.550765][ T560] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.556705][ T560] RIP: 0033:0x7f7372f8d5fc [ 52.561123][ T560] 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 [ 52.580905][ T560] RSP: 002b:00007f7372dff030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 52.589322][ T560] RAX: ffffffffffffffda RBX: 00007f73731c6090 RCX: 00007f7372f8d5fc [ 52.597388][ T560] RDX: 000000000000000f RSI: 00007f7372dff0a0 RDI: 0000000000000006 [ 52.605483][ T560] RBP: 00007f7372dff090 R08: 0000000000000000 R09: 0000000000000000 [ 52.613545][ T560] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.621609][ T560] R13: 00007f73731c6128 R14: 00007f73731c6090 R15: 00007ffee7a09fa8 [ 52.629601][ T560] [ 52.632726][ T565] CPU: 0 PID: 565 Comm: syz.6.33 Not tainted syzkaller #0 [ 52.639863][ T565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 52.649925][ T565] Call Trace: [ 52.653213][ T565] [ 52.656140][ T565] __dump_stack+0x21/0x24 [ 52.660474][ T565] dump_stack_lvl+0xee/0x150 [ 52.665067][ T565] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.670089][ T565] dump_stack+0x15/0x24 [ 52.674243][ T565] should_fail_ex+0x3d4/0x520 [ 52.678922][ T565] __should_failslab+0xac/0xf0 [ 52.683692][ T565] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.689673][ T565] should_failslab+0x9/0x20 [ 52.694176][ T565] __kmem_cache_alloc_node+0x3d/0x2c0 [ 52.699644][ T565] ? __cfi_mutex_lock+0x10/0x10 [ 52.704503][ T565] ? delete_node+0x3dc/0xa60 [ 52.709185][ T565] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.715163][ T565] __kmalloc+0xa1/0x1e0 [ 52.719411][ T565] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 52.725478][ T565] tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.731284][ T565] bpf_probe_unregister+0x61/0x70 [ 52.736403][ T565] bpf_raw_tp_link_release+0x63/0x90 [ 52.741684][ T565] bpf_link_free+0x13a/0x390 [ 52.746544][ T565] ? bpf_link_put_deferred+0x20/0x20 [ 52.751923][ T565] bpf_link_release+0x15f/0x170 [ 52.756775][ T565] ? __cfi_bpf_link_release+0x10/0x10 [ 52.762144][ T565] __fput+0x1fc/0x8f0 [ 52.766126][ T565] ____fput+0x15/0x20 [ 52.770123][ T565] task_work_run+0x1db/0x240 [ 52.774717][ T565] ? __cfi_task_work_run+0x10/0x10 [ 52.779825][ T565] ? filp_close+0x111/0x160 [ 52.784503][ T565] exit_to_user_mode_loop+0x9b/0xb0 [ 52.789715][ T565] exit_to_user_mode_prepare+0x87/0xd0 [ 52.795168][ T565] syscall_exit_to_user_mode+0x1a/0x30 [ 52.800735][ T565] do_syscall_64+0x58/0xa0 [ 52.805237][ T565] ? clear_bhb_loop+0x30/0x80 [ 52.810009][ T565] ? clear_bhb_loop+0x30/0x80 [ 52.814687][ T565] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.822670][ T565] RIP: 0033:0x7f9251b8ebe9 [ 52.827106][ T565] 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 [ 52.846886][ T565] RSP: 002b:00007f92529a6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 52.855322][ T565] RAX: 0000000000000000 RBX: 00007f9251dc5fa0 RCX: 00007f9251b8ebe9 [ 52.863291][ T565] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 52.871528][ T565] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 52.879583][ T565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.887550][ T565] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 52.895525][ T565] [ 52.907766][ T554] FAULT_INJECTION: forcing a failure. [ 52.907766][ T554] name failslab, interval 1, probability 0, space 0, times 0 [ 52.921432][ T554] CPU: 0 PID: 554 Comm: syz.5.18 Not tainted syzkaller #0 [ 52.928573][ T554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 52.938619][ T554] Call Trace: [ 52.941890][ T554] [ 52.944816][ T554] __dump_stack+0x21/0x24 [ 52.949148][ T554] dump_stack_lvl+0xee/0x150 [ 52.953907][ T554] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.959019][ T554] dump_stack+0x15/0x24 [ 52.963184][ T554] should_fail_ex+0x3d4/0x520 [ 52.968128][ T554] __should_failslab+0xac/0xf0 [ 52.972896][ T554] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.978880][ T554] should_failslab+0x9/0x20 [ 52.983462][ T554] __kmem_cache_alloc_node+0x3d/0x2c0 [ 52.988942][ T554] ? __cfi_mutex_lock+0x10/0x10 [ 52.993830][ T554] ? delete_node+0x3dc/0xa60 [ 52.998436][ T554] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 53.004407][ T554] __kmalloc+0xa1/0x1e0 [ 53.008696][ T554] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 53.014767][ T554] tracepoint_probe_unregister+0x1e6/0x8b0 [ 53.020574][ T554] bpf_probe_unregister+0x61/0x70 [ 53.025613][ T554] bpf_raw_tp_link_release+0x63/0x90 [ 53.030893][ T554] bpf_link_free+0x13a/0x390 [ 53.035475][ T554] ? bpf_link_put_deferred+0x20/0x20 [ 53.041191][ T554] bpf_link_release+0x15f/0x170 [ 53.046112][ T554] ? __cfi_bpf_link_release+0x10/0x10 [ 53.051595][ T554] __fput+0x1fc/0x8f0 [ 53.055759][ T554] ____fput+0x15/0x20 [ 53.059812][ T554] task_work_run+0x1db/0x240 [ 53.064490][ T554] ? __cfi_task_work_run+0x10/0x10 [ 53.069604][ T554] ? filp_close+0x111/0x160 [ 53.074204][ T554] exit_to_user_mode_loop+0x9b/0xb0 [ 53.079429][ T554] exit_to_user_mode_prepare+0x87/0xd0 [ 53.084924][ T554] syscall_exit_to_user_mode+0x1a/0x30 [ 53.090393][ T554] do_syscall_64+0x58/0xa0 [ 53.094812][ T554] ? clear_bhb_loop+0x30/0x80 [ 53.099533][ T554] ? clear_bhb_loop+0x30/0x80 [ 53.104225][ T554] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.110131][ T554] RIP: 0033:0x7f106ad8ebe9 [ 53.114553][ T554] 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 [ 53.134165][ T554] RSP: 002b:00007f106bc8e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 53.142676][ T554] RAX: 0000000000000000 RBX: 00007f106afc5fa0 RCX: 00007f106ad8ebe9 [ 53.150694][ T554] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 53.158751][ T554] RBP: 00007f106bc8e090 R08: 0000000000000000 R09: 0000000000000000 [ 53.166798][ T554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 53.174847][ T554] R13: 00007f106afc6038 R14: 00007f106afc5fa0 R15: 00007ffce9c7c5f8 [ 53.182931][ T554] [ 53.190910][ T563] FAULT_INJECTION: forcing a failure. [ 53.190910][ T563] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 53.209190][ T559] FAULT_INJECTION: forcing a failure. [ 53.209190][ T559] name failslab, interval 1, probability 0, space 0, times 0 [ 53.209636][ T563] CPU: 1 PID: 563 Comm: syz.3.32 Not tainted syzkaller #0 [ 53.231290][ T563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 53.241352][ T563] Call Trace: [ 53.244678][ T563] [ 53.247687][ T563] __dump_stack+0x21/0x24 [ 53.252130][ T563] dump_stack_lvl+0xee/0x150 [ 53.256751][ T563] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.261896][ T563] dump_stack+0x15/0x24 [ 53.266070][ T563] should_fail_ex+0x3d4/0x520 [ 53.270778][ T563] should_fail+0xb/0x10 [ 53.274955][ T563] should_fail_usercopy+0x1a/0x20 [ 53.280359][ T563] _copy_to_user+0x1e/0x90 [ 53.285051][ T563] simple_read_from_buffer+0xe9/0x160 [ 53.290433][ T563] proc_fail_nth_read+0x19a/0x210 [ 53.295461][ T563] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.301094][ T563] ? security_file_permission+0x94/0xb0 [ 53.306650][ T563] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.312206][ T563] vfs_read+0x26e/0x8c0 [ 53.316383][ T563] ? __cfi_vfs_read+0x10/0x10 [ 53.321247][ T563] ? __kasan_check_write+0x14/0x20 [ 53.326448][ T563] ? mutex_lock+0x8d/0x1a0 [ 53.331000][ T563] ? __cfi_mutex_lock+0x10/0x10 [ 53.335859][ T563] ? __fdget_pos+0x2cd/0x380 [ 53.340450][ T563] ? ksys_read+0x71/0x240 [ 53.344811][ T563] ksys_read+0x140/0x240 [ 53.349071][ T563] ? __cfi_ksys_read+0x10/0x10 [ 53.354198][ T563] ? debug_smp_processor_id+0x17/0x20 [ 53.359570][ T563] __x64_sys_read+0x7b/0x90 [ 53.364083][ T563] x64_sys_call+0x2f/0x9a0 [ 53.368501][ T563] do_syscall_64+0x4c/0xa0 [ 53.372920][ T563] ? clear_bhb_loop+0x30/0x80 [ 53.377669][ T563] ? clear_bhb_loop+0x30/0x80 [ 53.382358][ T563] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.388346][ T563] RIP: 0033:0x7f6a0158d5fc [ 53.392765][ T563] 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 [ 53.412751][ T563] RSP: 002b:00007f6a0244d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 53.421169][ T563] RAX: ffffffffffffffda RBX: 00007f6a017c6090 RCX: 00007f6a0158d5fc [ 53.429142][ T563] RDX: 000000000000000f RSI: 00007f6a0244d0a0 RDI: 0000000000000006 [ 53.437129][ T563] RBP: 00007f6a0244d090 R08: 0000000000000000 R09: 0000000000000000 [ 53.445108][ T563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 53.453092][ T563] R13: 00007f6a017c6128 R14: 00007f6a017c6090 R15: 00007fff212601a8 [ 53.461070][ T563] [ 53.464114][ T559] CPU: 0 PID: 559 Comm: syz.0.31 Not tainted syzkaller #0 [ 53.471247][ T559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 53.481367][ T559] Call Trace: [ 53.484658][ T559] [ 53.487674][ T559] __dump_stack+0x21/0x24 [ 53.492093][ T559] dump_stack_lvl+0xee/0x150 [ 53.496781][ T559] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.501907][ T559] dump_stack+0x15/0x24 [ 53.506059][ T559] should_fail_ex+0x3d4/0x520 [ 53.510740][ T559] __should_failslab+0xac/0xf0 [ 53.515512][ T559] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 53.521489][ T559] should_failslab+0x9/0x20 [ 53.525987][ T559] __kmem_cache_alloc_node+0x3d/0x2c0 [ 53.531366][ T559] ? __cfi_mutex_lock+0x10/0x10 [ 53.536227][ T559] ? delete_node+0x3dc/0xa60 [ 53.540837][ T559] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 53.546826][ T559] __kmalloc+0xa1/0x1e0 [ 53.550998][ T559] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 53.557069][ T559] tracepoint_probe_unregister+0x1e6/0x8b0 [ 53.562962][ T559] bpf_probe_unregister+0x61/0x70 [ 53.567992][ T559] bpf_raw_tp_link_release+0x63/0x90 [ 53.573276][ T559] bpf_link_free+0x13a/0x390 [ 53.577912][ T559] ? bpf_link_put_deferred+0x20/0x20 [ 53.583373][ T559] bpf_link_release+0x15f/0x170 [ 53.588222][ T559] ? __cfi_bpf_link_release+0x10/0x10 [ 53.593743][ T559] __fput+0x1fc/0x8f0 [ 53.597816][ T559] ____fput+0x15/0x20 [ 53.601880][ T559] task_work_run+0x1db/0x240 [ 53.606477][ T559] ? __cfi_task_work_run+0x10/0x10 [ 53.611586][ T559] ? filp_close+0x111/0x160 [ 53.616092][ T559] exit_to_user_mode_loop+0x9b/0xb0 [ 53.621287][ T559] exit_to_user_mode_prepare+0x87/0xd0 [ 53.626743][ T559] syscall_exit_to_user_mode+0x1a/0x30 [ 53.632204][ T559] do_syscall_64+0x58/0xa0 [ 53.636615][ T559] ? clear_bhb_loop+0x30/0x80 [ 53.641300][ T559] ? clear_bhb_loop+0x30/0x80 [ 53.645976][ T559] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.651866][ T559] RIP: 0033:0x7f1aba98ebe9 [ 53.656277][ T559] 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 [ 53.675883][ T559] RSP: 002b:00007f1abb7aa038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 53.684382][ T559] RAX: 0000000000000000 RBX: 00007f1ababc5fa0 RCX: 00007f1aba98ebe9 [ 53.692444][ T559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 53.700422][ T559] RBP: 00007f1abb7aa090 R08: 0000000000000000 R09: 0000000000000000 [ 53.708391][ T559] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 53.716360][ T559] R13: 00007f1ababc6038 R14: 00007f1ababc5fa0 R15: 00007ffe0821d358 [ 53.724331][ T559] [ 53.732688][ T569] FAULT_INJECTION: forcing a failure. [ 53.732688][ T569] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 53.748158][ T569] CPU: 0 PID: 569 Comm: syz.5.34 Not tainted syzkaller #0 [ 53.755311][ T569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 53.765624][ T569] Call Trace: [ 53.768911][ T569] [ 53.771854][ T569] __dump_stack+0x21/0x24 [ 53.776180][ T569] dump_stack_lvl+0xee/0x150 [ 53.780942][ T569] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.786072][ T569] dump_stack+0x15/0x24 [ 53.790229][ T569] should_fail_ex+0x3d4/0x520 [ 53.794906][ T569] should_fail+0xb/0x10 [ 53.799054][ T569] should_fail_usercopy+0x1a/0x20 [ 53.804160][ T569] _copy_to_user+0x1e/0x90 [ 53.808573][ T569] simple_read_from_buffer+0xe9/0x160 [ 53.813935][ T569] proc_fail_nth_read+0x19a/0x210 [ 53.818967][ T569] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.824503][ T569] ? security_file_permission+0x94/0xb0 [ 53.830047][ T569] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.835600][ T569] vfs_read+0x26e/0x8c0 [ 53.839757][ T569] ? __cfi_vfs_read+0x10/0x10 [ 53.844429][ T569] ? __kasan_check_write+0x14/0x20 [ 53.849624][ T569] ? mutex_lock+0x8d/0x1a0 [ 53.854062][ T569] ? __cfi_mutex_lock+0x10/0x10 [ 53.858935][ T569] ? __fdget_pos+0x2cd/0x380 [ 53.863520][ T569] ? ksys_read+0x71/0x240 [ 53.867951][ T569] ksys_read+0x140/0x240 [ 53.872195][ T569] ? __cfi_ksys_read+0x10/0x10 [ 53.876969][ T569] ? debug_smp_processor_id+0x17/0x20 [ 53.882377][ T569] __x64_sys_read+0x7b/0x90 [ 53.886899][ T569] x64_sys_call+0x2f/0x9a0 [ 53.891311][ T569] do_syscall_64+0x4c/0xa0 [ 53.896067][ T569] ? clear_bhb_loop+0x30/0x80 [ 53.900737][ T569] ? clear_bhb_loop+0x30/0x80 [ 53.905410][ T569] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.911296][ T569] RIP: 0033:0x7f106ad8d5fc [ 53.915700][ T569] 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 [ 53.935393][ T569] RSP: 002b:00007f106bc8e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 53.943798][ T569] RAX: ffffffffffffffda RBX: 00007f106afc5fa0 RCX: 00007f106ad8d5fc [ 53.951764][ T569] RDX: 000000000000000f RSI: 00007f106bc8e0a0 RDI: 0000000000000005 [ 53.959729][ T569] RBP: 00007f106bc8e090 R08: 0000000000000000 R09: 0000000000000000 [ 53.967686][ T569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 53.975649][ T569] R13: 00007f106afc6038 R14: 00007f106afc5fa0 R15: 00007ffce9c7c5f8 [ 53.983617][ T569] [ 53.991201][ T573] FAULT_INJECTION: forcing a failure. [ 53.991201][ T573] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 54.015666][ T573] CPU: 1 PID: 573 Comm: syz.6.35 Not tainted syzkaller #0 [ 54.022843][ T573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 54.033155][ T573] Call Trace: [ 54.036427][ T573] [ 54.039364][ T573] __dump_stack+0x21/0x24 [ 54.043755][ T573] dump_stack_lvl+0xee/0x150 [ 54.048335][ T573] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.053356][ T573] dump_stack+0x15/0x24 [ 54.057589][ T573] should_fail_ex+0x3d4/0x520 [ 54.062280][ T573] should_fail+0xb/0x10 [ 54.066437][ T573] should_fail_usercopy+0x1a/0x20 [ 54.071475][ T573] _copy_to_user+0x1e/0x90 [ 54.075914][ T573] simple_read_from_buffer+0xe9/0x160 [ 54.081386][ T573] proc_fail_nth_read+0x19a/0x210 [ 54.086410][ T573] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.091955][ T573] ? security_file_permission+0x94/0xb0 [ 54.097504][ T573] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.103048][ T573] vfs_read+0x26e/0x8c0 [ 54.107294][ T573] ? __cfi_vfs_read+0x10/0x10 [ 54.111971][ T573] ? __kasan_check_write+0x14/0x20 [ 54.117076][ T573] ? mutex_lock+0x8d/0x1a0 [ 54.121490][ T573] ? __cfi_mutex_lock+0x10/0x10 [ 54.126346][ T573] ? __fdget_pos+0x2cd/0x380 [ 54.130933][ T573] ? ksys_read+0x71/0x240 [ 54.135266][ T573] ksys_read+0x140/0x240 [ 54.139531][ T573] ? __cfi_ksys_read+0x10/0x10 [ 54.144310][ T573] ? debug_smp_processor_id+0x17/0x20 [ 54.149698][ T573] __x64_sys_read+0x7b/0x90 [ 54.154293][ T573] x64_sys_call+0x2f/0x9a0 [ 54.158711][ T573] do_syscall_64+0x4c/0xa0 [ 54.163130][ T573] ? clear_bhb_loop+0x30/0x80 [ 54.167908][ T573] ? clear_bhb_loop+0x30/0x80 [ 54.172686][ T573] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.178579][ T573] RIP: 0033:0x7f9251b8d5fc [ 54.182993][ T573] 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 [ 54.202690][ T573] RSP: 002b:00007f9252985030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 54.211192][ T573] RAX: ffffffffffffffda RBX: 00007f9251dc6090 RCX: 00007f9251b8d5fc [ 54.219175][ T573] RDX: 000000000000000f RSI: 00007f92529850a0 RDI: 0000000000000006 [ 54.227229][ T573] RBP: 00007f9252985090 R08: 0000000000000000 R09: 0000000000000000 [ 54.235196][ T573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 54.243283][ T573] R13: 00007f9251dc6128 R14: 00007f9251dc6090 R15: 00007fffe74478f8 [ 54.251276][ T573] [ 54.254880][ T572] FAULT_INJECTION: forcing a failure. [ 54.254880][ T572] name failslab, interval 1, probability 0, space 0, times 0 [ 54.271357][ T572] CPU: 1 PID: 572 Comm: syz.0.36 Not tainted syzkaller #0 [ 54.278519][ T572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 54.288767][ T572] Call Trace: [ 54.292065][ T572] [ 54.294985][ T572] __dump_stack+0x21/0x24 [ 54.299310][ T572] dump_stack_lvl+0xee/0x150 [ 54.303892][ T572] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.308990][ T572] dump_stack+0x15/0x24 [ 54.313140][ T572] should_fail_ex+0x3d4/0x520 [ 54.318022][ T572] __should_failslab+0xac/0xf0 [ 54.322777][ T572] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 54.328851][ T572] should_failslab+0x9/0x20 [ 54.333398][ T572] __kmem_cache_alloc_node+0x3d/0x2c0 [ 54.338782][ T572] ? __cfi_mutex_lock+0x10/0x10 [ 54.343641][ T572] ? delete_node+0x3dc/0xa60 [ 54.348325][ T572] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 54.354321][ T572] __kmalloc+0xa1/0x1e0 [ 54.358475][ T572] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 54.364622][ T572] tracepoint_probe_unregister+0x1e6/0x8b0 [ 54.370423][ T572] bpf_probe_unregister+0x61/0x70 [ 54.375453][ T572] bpf_raw_tp_link_release+0x63/0x90 [ 54.380747][ T572] bpf_link_free+0x13a/0x390 [ 54.385349][ T572] ? bpf_link_put_deferred+0x20/0x20 [ 54.390725][ T572] bpf_link_release+0x15f/0x170 [ 54.395825][ T572] ? __cfi_bpf_link_release+0x10/0x10 [ 54.401194][ T572] __fput+0x1fc/0x8f0 [ 54.405342][ T572] ____fput+0x15/0x20 [ 54.409313][ T572] task_work_run+0x1db/0x240 [ 54.413897][ T572] ? __cfi_task_work_run+0x10/0x10 [ 54.419003][ T572] ? filp_close+0x111/0x160 [ 54.423593][ T572] exit_to_user_mode_loop+0x9b/0xb0 [ 54.428987][ T572] exit_to_user_mode_prepare+0x87/0xd0 [ 54.434453][ T572] syscall_exit_to_user_mode+0x1a/0x30 [ 54.439912][ T572] do_syscall_64+0x58/0xa0 [ 54.444335][ T572] ? clear_bhb_loop+0x30/0x80 [ 54.449011][ T572] ? clear_bhb_loop+0x30/0x80 [ 54.453680][ T572] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.459739][ T572] RIP: 0033:0x7f1aba98ebe9 [ 54.464145][ T572] 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 [ 54.483827][ T572] RSP: 002b:00007f1abb7aa038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 54.492241][ T572] RAX: 0000000000000000 RBX: 00007f1ababc5fa0 RCX: 00007f1aba98ebe9 [ 54.500215][ T572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 54.508180][ T572] RBP: 00007f1abb7aa090 R08: 0000000000000000 R09: 0000000000000000 [ 54.516152][ T572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 54.524115][ T572] R13: 00007f1ababc6038 R14: 00007f1ababc5fa0 R15: 00007ffe0821d358 [ 54.532433][ T572] [ 54.536950][ T577] FAULT_INJECTION: forcing a failure. [ 54.536950][ T577] name failslab, interval 1, probability 0, space 0, times 0 [ 54.549836][ T577] CPU: 1 PID: 577 Comm: syz.5.38 Not tainted syzkaller #0 [ 54.556970][ T577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 54.567646][ T577] Call Trace: [ 54.568041][ T582] FAULT_INJECTION: forcing a failure. [ 54.568041][ T582] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 54.570940][ T577] [ 54.570949][ T577] __dump_stack+0x21/0x24 [ 54.570976][ T577] dump_stack_lvl+0xee/0x150 [ 54.595895][ T577] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.601107][ T577] dump_stack+0x15/0x24 [ 54.605269][ T577] should_fail_ex+0x3d4/0x520 [ 54.609952][ T577] __should_failslab+0xac/0xf0 [ 54.614720][ T577] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 54.620887][ T577] should_failslab+0x9/0x20 [ 54.625399][ T577] __kmem_cache_alloc_node+0x3d/0x2c0 [ 54.631035][ T577] ? __cfi_mutex_lock+0x10/0x10 [ 54.635898][ T577] ? delete_node+0x3dc/0xa60 [ 54.640586][ T577] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 54.646571][ T577] __kmalloc+0xa1/0x1e0 [ 54.650747][ T577] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 54.656832][ T577] tracepoint_probe_unregister+0x1e6/0x8b0 [ 54.662665][ T577] bpf_probe_unregister+0x61/0x70 [ 54.667696][ T577] bpf_raw_tp_link_release+0x63/0x90 [ 54.672985][ T577] bpf_link_free+0x13a/0x390 [ 54.677585][ T577] ? bpf_link_put_deferred+0x20/0x20 [ 54.682879][ T577] bpf_link_release+0x15f/0x170 [ 54.687819][ T577] ? __cfi_bpf_link_release+0x10/0x10 [ 54.693212][ T577] __fput+0x1fc/0x8f0 [ 54.697203][ T577] ____fput+0x15/0x20 [ 54.701188][ T577] task_work_run+0x1db/0x240 [ 54.705801][ T577] ? __cfi_task_work_run+0x10/0x10 [ 54.710920][ T577] ? filp_close+0x111/0x160 [ 54.715440][ T577] exit_to_user_mode_loop+0x9b/0xb0 [ 54.720647][ T577] exit_to_user_mode_prepare+0x87/0xd0 [ 54.726194][ T577] syscall_exit_to_user_mode+0x1a/0x30 [ 54.731749][ T577] do_syscall_64+0x58/0xa0 [ 54.736203][ T577] ? clear_bhb_loop+0x30/0x80 [ 54.740995][ T577] ? clear_bhb_loop+0x30/0x80 [ 54.745822][ T577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.751726][ T577] RIP: 0033:0x7f106ad8ebe9 [ 54.756230][ T577] 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 [ 54.775930][ T577] RSP: 002b:00007f106bc8e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 54.784349][ T577] RAX: 0000000000000000 RBX: 00007f106afc5fa0 RCX: 00007f106ad8ebe9 [ 54.792327][ T577] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 54.800393][ T577] RBP: 00007f106bc8e090 R08: 0000000000000000 R09: 0000000000000000 [ 54.808462][ T577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 54.816434][ T577] R13: 00007f106afc6038 R14: 00007f106afc5fa0 R15: 00007ffce9c7c5f8 [ 54.824504][ T577] [ 54.827524][ T582] CPU: 0 PID: 582 Comm: syz.4.37 Not tainted syzkaller #0 [ 54.834670][ T582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 54.844815][ T582] Call Trace: [ 54.848095][ T582] [ 54.851025][ T582] __dump_stack+0x21/0x24 [ 54.855361][ T582] dump_stack_lvl+0xee/0x150 [ 54.859949][ T582] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.865019][ T582] dump_stack+0x15/0x24 [ 54.869242][ T582] should_fail_ex+0x3d4/0x520 [ 54.873926][ T582] should_fail+0xb/0x10 [ 54.878085][ T582] should_fail_usercopy+0x1a/0x20 [ 54.883112][ T582] _copy_to_user+0x1e/0x90 [ 54.887528][ T582] simple_read_from_buffer+0xe9/0x160 [ 54.892900][ T582] proc_fail_nth_read+0x19a/0x210 [ 54.897924][ T582] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.903471][ T582] ? security_file_permission+0x94/0xb0 [ 54.909016][ T582] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.914992][ T582] vfs_read+0x26e/0x8c0 [ 54.919156][ T582] ? __cfi_vfs_read+0x10/0x10 [ 54.923926][ T582] ? __kasan_check_write+0x14/0x20 [ 54.929037][ T582] ? mutex_lock+0x8d/0x1a0 [ 54.933451][ T582] ? __cfi_mutex_lock+0x10/0x10 [ 54.938301][ T582] ? __fdget_pos+0x2cd/0x380 [ 54.942886][ T582] ? ksys_read+0x71/0x240 [ 54.947308][ T582] ksys_read+0x140/0x240 [ 54.951553][ T582] ? __cfi_ksys_read+0x10/0x10 [ 54.956324][ T582] ? debug_smp_processor_id+0x17/0x20 [ 54.961804][ T582] __x64_sys_read+0x7b/0x90 [ 54.966479][ T582] x64_sys_call+0x2f/0x9a0 [ 54.970897][ T582] do_syscall_64+0x4c/0xa0 [ 54.975313][ T582] ? clear_bhb_loop+0x30/0x80 [ 54.980077][ T582] ? clear_bhb_loop+0x30/0x80 [ 54.984757][ T582] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.990678][ T582] RIP: 0033:0x7f7372f8d5fc [ 54.995091][ T582] 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 [ 55.014865][ T582] RSP: 002b:00007f7372dff030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 55.023374][ T582] RAX: ffffffffffffffda RBX: 00007f73731c6090 RCX: 00007f7372f8d5fc [ 55.031436][ T582] RDX: 000000000000000f RSI: 00007f7372dff0a0 RDI: 0000000000000006 [ 55.039405][ T582] RBP: 00007f7372dff090 R08: 0000000000000000 R09: 0000000000000000 [ 55.047381][ T582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.055907][ T582] R13: 00007f73731c6128 R14: 00007f73731c6090 R15: 00007ffee7a09fa8 [ 55.063883][ T582] [ 55.067527][ T584] FAULT_INJECTION: forcing a failure. [ 55.067527][ T584] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 55.081318][ T360] device bridge_slave_1 left promiscuous mode [ 55.082895][ T584] CPU: 1 PID: 584 Comm: syz.3.39 Not tainted syzkaller #0 [ 55.087482][ T360] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.094524][ T584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 55.094535][ T584] Call Trace: [ 55.094540][ T584] [ 55.094546][ T584] __dump_stack+0x21/0x24 [ 55.094570][ T584] dump_stack_lvl+0xee/0x150 [ 55.126897][ T584] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.132029][ T584] dump_stack+0x15/0x24 [ 55.136187][ T584] should_fail_ex+0x3d4/0x520 [ 55.140880][ T584] should_fail+0xb/0x10 [ 55.145139][ T584] should_fail_usercopy+0x1a/0x20 [ 55.150166][ T584] _copy_to_user+0x1e/0x90 [ 55.154652][ T584] simple_read_from_buffer+0xe9/0x160 [ 55.160028][ T584] proc_fail_nth_read+0x19a/0x210 [ 55.165051][ T584] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.170597][ T584] ? security_file_permission+0x94/0xb0 [ 55.176158][ T584] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.181701][ T584] vfs_read+0x26e/0x8c0 [ 55.185868][ T584] ? __cfi_vfs_read+0x10/0x10 [ 55.190556][ T584] ? __kasan_check_write+0x14/0x20 [ 55.195664][ T584] ? mutex_lock+0x8d/0x1a0 [ 55.200187][ T584] ? __cfi_mutex_lock+0x10/0x10 [ 55.205234][ T584] ? __fdget_pos+0x2cd/0x380 [ 55.209833][ T584] ? ksys_read+0x71/0x240 [ 55.214265][ T584] ksys_read+0x140/0x240 [ 55.218610][ T584] ? __cfi_ksys_read+0x10/0x10 [ 55.223384][ T584] ? debug_smp_processor_id+0x17/0x20 [ 55.228802][ T584] __x64_sys_read+0x7b/0x90 [ 55.233395][ T584] x64_sys_call+0x2f/0x9a0 [ 55.237813][ T584] do_syscall_64+0x4c/0xa0 [ 55.242238][ T584] ? clear_bhb_loop+0x30/0x80 [ 55.246919][ T584] ? clear_bhb_loop+0x30/0x80 [ 55.251598][ T584] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.257495][ T584] RIP: 0033:0x7f6a0158d5fc [ 55.262017][ T584] 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 [ 55.281731][ T584] RSP: 002b:00007f6a0242c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 55.290156][ T584] RAX: ffffffffffffffda RBX: 00007f6a017c6180 RCX: 00007f6a0158d5fc [ 55.298135][ T584] RDX: 000000000000000f RSI: 00007f6a0242c0a0 RDI: 0000000000000006 [ 55.306278][ T584] RBP: 00007f6a0242c090 R08: 0000000000000000 R09: 0000000000000000 [ 55.314245][ T584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.322644][ T584] R13: 00007f6a017c6218 R14: 00007f6a017c6180 R15: 00007fff212601a8 [ 55.330702][ T584] [ 55.336485][ T588] FAULT_INJECTION: forcing a failure. [ 55.336485][ T588] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 55.350482][ T588] CPU: 1 PID: 588 Comm: syz.0.40 Not tainted syzkaller #0 [ 55.357724][ T588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 55.368065][ T588] Call Trace: [ 55.371357][ T588] [ 55.374289][ T588] __dump_stack+0x21/0x24 [ 55.378620][ T588] dump_stack_lvl+0xee/0x150 [ 55.383209][ T588] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.388233][ T588] dump_stack+0x15/0x24 [ 55.392478][ T588] should_fail_ex+0x3d4/0x520 [ 55.397167][ T588] should_fail+0xb/0x10 [ 55.401323][ T588] should_fail_usercopy+0x1a/0x20 [ 55.406357][ T588] _copy_to_user+0x1e/0x90 [ 55.410870][ T588] simple_read_from_buffer+0xe9/0x160 [ 55.416241][ T588] proc_fail_nth_read+0x19a/0x210 [ 55.421439][ T588] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.426985][ T588] ? security_file_permission+0x94/0xb0 [ 55.432535][ T588] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.438081][ T588] vfs_read+0x26e/0x8c0 [ 55.442255][ T588] ? __cfi_vfs_read+0x10/0x10 [ 55.447022][ T588] ? __kasan_check_write+0x14/0x20 [ 55.452143][ T588] ? mutex_lock+0x8d/0x1a0 [ 55.456649][ T588] ? __cfi_mutex_lock+0x10/0x10 [ 55.461503][ T588] ? __fdget_pos+0x2cd/0x380 [ 55.466273][ T588] ? ksys_read+0x71/0x240 [ 55.470607][ T588] ksys_read+0x140/0x240 [ 55.474858][ T588] ? __cfi_ksys_read+0x10/0x10 [ 55.479624][ T588] ? debug_smp_processor_id+0x17/0x20 [ 55.484995][ T588] __x64_sys_read+0x7b/0x90 [ 55.489693][ T588] x64_sys_call+0x2f/0x9a0 [ 55.494200][ T588] do_syscall_64+0x4c/0xa0 [ 55.498633][ T588] ? clear_bhb_loop+0x30/0x80 [ 55.503308][ T588] ? clear_bhb_loop+0x30/0x80 [ 55.507986][ T588] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.513885][ T588] RIP: 0033:0x7f1aba98d5fc [ 55.518309][ T588] 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 [ 55.537940][ T588] RSP: 002b:00007f1abb768030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 55.546465][ T588] RAX: ffffffffffffffda RBX: 00007f1ababc6180 RCX: 00007f1aba98d5fc [ 55.554712][ T588] RDX: 000000000000000f RSI: 00007f1abb7680a0 RDI: 0000000000000006 [ 55.562696][ T588] RBP: 00007f1abb768090 R08: 0000000000000000 R09: 0000000000000000 [ 55.570695][ T588] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.578668][ T588] R13: 00007f1ababc6218 R14: 00007f1ababc6180 R15: 00007ffe0821d358 [ 55.586641][ T588] [ 55.591202][ T360] device bridge_slave_0 left promiscuous mode [ 55.604869][ T360] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.614775][ T595] FAULT_INJECTION: forcing a failure. [ 55.614775][ T595] name failslab, interval 1, probability 0, space 0, times 0 [ 55.627715][ T360] device veth1_macvtap left promiscuous mode [ 55.629838][ T595] CPU: 0 PID: 595 Comm: syz.4.44 Not tainted syzkaller #0 [ 55.634450][ T360] device veth0_vlan left promiscuous mode [ 55.641005][ T595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 55.641018][ T595] Call Trace: [ 55.641025][ T595] [ 55.641031][ T595] __dump_stack+0x21/0x24 [ 55.667530][ T595] dump_stack_lvl+0xee/0x150 [ 55.672129][ T595] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.677147][ T595] dump_stack+0x15/0x24 [ 55.681312][ T595] should_fail_ex+0x3d4/0x520 [ 55.685995][ T595] __should_failslab+0xac/0xf0 [ 55.690792][ T595] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 55.696768][ T595] should_failslab+0x9/0x20 [ 55.701348][ T595] __kmem_cache_alloc_node+0x3d/0x2c0 [ 55.706730][ T595] ? __cfi_mutex_lock+0x10/0x10 [ 55.711597][ T595] ? delete_node+0x3dc/0xa60 [ 55.716229][ T595] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 55.722219][ T595] __kmalloc+0xa1/0x1e0 [ 55.726384][ T595] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 55.732458][ T595] tracepoint_probe_unregister+0x1e6/0x8b0 [ 55.738260][ T595] bpf_probe_unregister+0x61/0x70 [ 55.743313][ T595] bpf_raw_tp_link_release+0x63/0x90 [ 55.748657][ T595] bpf_link_free+0x13a/0x390 [ 55.753263][ T595] ? bpf_link_put_deferred+0x20/0x20 [ 55.758640][ T595] bpf_link_release+0x15f/0x170 [ 55.763490][ T595] ? __cfi_bpf_link_release+0x10/0x10 [ 55.768946][ T595] __fput+0x1fc/0x8f0 [ 55.772938][ T595] ____fput+0x15/0x20 [ 55.776923][ T595] task_work_run+0x1db/0x240 [ 55.781517][ T595] ? __cfi_task_work_run+0x10/0x10 [ 55.786622][ T595] ? filp_close+0x111/0x160 [ 55.791124][ T595] exit_to_user_mode_loop+0x9b/0xb0 [ 55.796335][ T595] exit_to_user_mode_prepare+0x87/0xd0 [ 55.801792][ T595] syscall_exit_to_user_mode+0x1a/0x30 [ 55.807257][ T595] do_syscall_64+0x58/0xa0 [ 55.811663][ T595] ? clear_bhb_loop+0x30/0x80 [ 55.816352][ T595] ? clear_bhb_loop+0x30/0x80 [ 55.821022][ T595] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.827104][ T595] RIP: 0033:0x7f7372f8ebe9 [ 55.831537][ T595] 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 [ 55.851239][ T595] RSP: 002b:00007f7373d24038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 55.859741][ T595] RAX: 0000000000000000 RBX: 00007f73731c5fa0 RCX: 00007f7372f8ebe9 [ 55.867815][ T595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 55.875831][ T595] RBP: 00007f7373d24090 R08: 0000000000000000 R09: 0000000000000000 [ 55.883811][ T595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.891810][ T595] R13: 00007f73731c6038 R14: 00007f73731c5fa0 R15: 00007ffee7a09fa8 [ 55.899786][ T595] [ 55.903890][ T591] FAULT_INJECTION: forcing a failure. [ 55.903890][ T591] name failslab, interval 1, probability 0, space 0, times 0 [ 55.924696][ T591] CPU: 0 PID: 591 Comm: syz.6.42 Not tainted syzkaller #0 [ 55.932289][ T591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 55.942363][ T591] Call Trace: [ 55.945646][ T591] [ 55.948615][ T591] __dump_stack+0x21/0x24 [ 55.952945][ T591] dump_stack_lvl+0xee/0x150 [ 55.957646][ T591] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.962700][ T591] dump_stack+0x15/0x24 [ 55.967046][ T591] should_fail_ex+0x3d4/0x520 [ 55.971728][ T591] __should_failslab+0xac/0xf0 [ 55.976491][ T591] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 55.982468][ T591] should_failslab+0x9/0x20 [ 55.987062][ T591] __kmem_cache_alloc_node+0x3d/0x2c0 [ 55.992535][ T591] ? __cfi_mutex_lock+0x10/0x10 [ 55.997379][ T591] ? delete_node+0x3dc/0xa60 [ 56.001960][ T591] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.007939][ T591] __kmalloc+0xa1/0x1e0 [ 56.012117][ T591] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 56.018195][ T591] tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.024003][ T591] bpf_probe_unregister+0x61/0x70 [ 56.029198][ T591] bpf_raw_tp_link_release+0x63/0x90 [ 56.034481][ T591] bpf_link_free+0x13a/0x390 [ 56.039068][ T591] ? bpf_link_put_deferred+0x20/0x20 [ 56.044351][ T591] bpf_link_release+0x15f/0x170 [ 56.049467][ T591] ? __cfi_bpf_link_release+0x10/0x10 [ 56.054838][ T591] __fput+0x1fc/0x8f0 [ 56.058815][ T591] ____fput+0x15/0x20 [ 56.062794][ T591] task_work_run+0x1db/0x240 [ 56.067399][ T591] ? __cfi_task_work_run+0x10/0x10 [ 56.072499][ T591] ? filp_close+0x111/0x160 [ 56.077018][ T591] exit_to_user_mode_loop+0x9b/0xb0 [ 56.082292][ T591] exit_to_user_mode_prepare+0x87/0xd0 [ 56.087760][ T591] syscall_exit_to_user_mode+0x1a/0x30 [ 56.093213][ T591] do_syscall_64+0x58/0xa0 [ 56.097620][ T591] ? clear_bhb_loop+0x30/0x80 [ 56.102292][ T591] ? clear_bhb_loop+0x30/0x80 [ 56.106960][ T591] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.112844][ T591] RIP: 0033:0x7f9251b8ebe9 [ 56.117266][ T591] 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 [ 56.136956][ T591] RSP: 002b:00007f92529a6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 56.145362][ T591] RAX: 0000000000000000 RBX: 00007f9251dc5fa0 RCX: 00007f9251b8ebe9 [ 56.153327][ T591] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 56.156000][ T600] FAULT_INJECTION: forcing a failure. [ 56.156000][ T600] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.161291][ T591] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 56.161308][ T591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.161319][ T591] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 56.161337][ T591] [ 56.199899][ T604] FAULT_INJECTION: forcing a failure. [ 56.199899][ T604] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.215968][ T600] CPU: 1 PID: 600 Comm: syz.3.43 Not tainted syzkaller #0 [ 56.220358][ T603] FAULT_INJECTION: forcing a failure. [ 56.220358][ T603] name failslab, interval 1, probability 0, space 0, times 0 [ 56.223114][ T600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 56.245803][ T600] Call Trace: [ 56.249108][ T600] [ 56.252046][ T600] __dump_stack+0x21/0x24 [ 56.256733][ T600] dump_stack_lvl+0xee/0x150 [ 56.261332][ T600] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.266495][ T600] dump_stack+0x15/0x24 [ 56.270792][ T600] should_fail_ex+0x3d4/0x520 [ 56.275600][ T600] should_fail+0xb/0x10 [ 56.279936][ T600] should_fail_usercopy+0x1a/0x20 [ 56.285149][ T600] _copy_to_user+0x1e/0x90 [ 56.289568][ T600] simple_read_from_buffer+0xe9/0x160 [ 56.294954][ T600] proc_fail_nth_read+0x19a/0x210 [ 56.299979][ T600] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 56.305524][ T600] ? security_file_permission+0x94/0xb0 [ 56.311075][ T600] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 56.316678][ T600] vfs_read+0x26e/0x8c0 [ 56.320931][ T600] ? __cfi_vfs_read+0x10/0x10 [ 56.325615][ T600] ? __kasan_check_write+0x14/0x20 [ 56.330728][ T600] ? mutex_lock+0x8d/0x1a0 [ 56.335154][ T600] ? __cfi_mutex_lock+0x10/0x10 [ 56.340011][ T600] ? __fdget_pos+0x2cd/0x380 [ 56.344601][ T600] ? ksys_read+0x71/0x240 [ 56.348955][ T600] ksys_read+0x140/0x240 [ 56.353207][ T600] ? __cfi_ksys_read+0x10/0x10 [ 56.357997][ T600] ? debug_smp_processor_id+0x17/0x20 [ 56.363459][ T600] __x64_sys_read+0x7b/0x90 [ 56.367965][ T600] x64_sys_call+0x2f/0x9a0 [ 56.372392][ T600] do_syscall_64+0x4c/0xa0 [ 56.376814][ T600] ? clear_bhb_loop+0x30/0x80 [ 56.381536][ T600] ? clear_bhb_loop+0x30/0x80 [ 56.386220][ T600] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.392118][ T600] RIP: 0033:0x7f6a0158d5fc [ 56.396537][ T600] 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 [ 56.416321][ T600] RSP: 002b:00007f6a0244d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 56.424764][ T600] RAX: ffffffffffffffda RBX: 00007f6a017c6090 RCX: 00007f6a0158d5fc [ 56.432737][ T600] RDX: 000000000000000f RSI: 00007f6a0244d0a0 RDI: 0000000000000006 [ 56.440711][ T600] RBP: 00007f6a0244d090 R08: 0000000000000000 R09: 0000000000000000 [ 56.448686][ T600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.456657][ T600] R13: 00007f6a017c6128 R14: 00007f6a017c6090 R15: 00007fff212601a8 [ 56.464632][ T600] [ 56.474778][ T603] CPU: 1 PID: 603 Comm: syz.5.48 Not tainted syzkaller #0 [ 56.481948][ T603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 56.492111][ T603] Call Trace: [ 56.495414][ T603] [ 56.498446][ T603] __dump_stack+0x21/0x24 [ 56.502785][ T603] dump_stack_lvl+0xee/0x150 [ 56.507475][ T603] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.512501][ T603] dump_stack+0x15/0x24 [ 56.516652][ T603] should_fail_ex+0x3d4/0x520 [ 56.521334][ T603] __should_failslab+0xac/0xf0 [ 56.526099][ T603] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.532163][ T603] should_failslab+0x9/0x20 [ 56.536789][ T603] __kmem_cache_alloc_node+0x3d/0x2c0 [ 56.542184][ T603] ? __cfi_mutex_lock+0x10/0x10 [ 56.547062][ T603] ? delete_node+0x3dc/0xa60 [ 56.551847][ T603] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.557942][ T603] __kmalloc+0xa1/0x1e0 [ 56.562175][ T603] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 56.568436][ T603] tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.574257][ T603] bpf_probe_unregister+0x61/0x70 [ 56.579296][ T603] bpf_raw_tp_link_release+0x63/0x90 [ 56.584611][ T603] bpf_link_free+0x13a/0x390 [ 56.589208][ T603] ? bpf_link_put_deferred+0x20/0x20 [ 56.594497][ T603] bpf_link_release+0x15f/0x170 [ 56.599343][ T603] ? __cfi_bpf_link_release+0x10/0x10 [ 56.604715][ T603] __fput+0x1fc/0x8f0 [ 56.608699][ T603] ____fput+0x15/0x20 [ 56.612685][ T603] task_work_run+0x1db/0x240 [ 56.617281][ T603] ? __cfi_task_work_run+0x10/0x10 [ 56.622391][ T603] ? filp_close+0x111/0x160 [ 56.626904][ T603] exit_to_user_mode_loop+0x9b/0xb0 [ 56.632185][ T603] exit_to_user_mode_prepare+0x87/0xd0 [ 56.637641][ T603] syscall_exit_to_user_mode+0x1a/0x30 [ 56.643186][ T603] do_syscall_64+0x58/0xa0 [ 56.647621][ T603] ? clear_bhb_loop+0x30/0x80 [ 56.652299][ T603] ? clear_bhb_loop+0x30/0x80 [ 56.656978][ T603] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.663070][ T603] RIP: 0033:0x7f106ad8ebe9 [ 56.667574][ T603] 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 [ 56.687265][ T603] RSP: 002b:00007f106bc8e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 56.695680][ T603] RAX: 0000000000000000 RBX: 00007f106afc5fa0 RCX: 00007f106ad8ebe9 [ 56.703734][ T603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 56.712048][ T603] RBP: 00007f106bc8e090 R08: 0000000000000000 R09: 0000000000000000 [ 56.720104][ T603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.728246][ T603] R13: 00007f106afc6038 R14: 00007f106afc5fa0 R15: 00007ffce9c7c5f8 [ 56.736219][ T603] [ 56.740968][ C1] CFI failure at __traceiter_neigh_update+0x9d/0xf0 (target: 0xffffc900001b04f0; expected type: 0xcdd4cfdd) [ 56.741159][ T599] FAULT_INJECTION: forcing a failure. [ 56.741159][ T599] name failslab, interval 1, probability 0, space 0, times 0 [ 56.752500][ C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 56.752518][ C1] CPU: 1 PID: 517 Comm: napi/wg1-0 Not tainted syzkaller #0 [ 56.752536][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 56.752547][ C1] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0 [ 56.752569][ C1] Code: 05 e8 f7 d4 b8 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 [ 56.752585][ C1] RSP: 0018:ffffc900001b04f0 EFLAGS: 00010282 [ 56.765574][ T599] CPU: 0 PID: 599 Comm: syz.4.46 Not tainted syzkaller #0 [ 56.771319][ C1] RAX: 1ffff11024240633 RBX: ffff888121203190 RCX: 0000000000000004 [ 56.778681][ T599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 56.788823][ C1] RDX: ffff88810b94dc56 RSI: ffff8881200b6800 RDI: ffffc90001d2b000 [ 56.794966][ T599] Call Trace: [ 56.794974][ T599] [ 56.815164][ C1] RBP: ffffc900001b0530 R08: 0000000000000001 R09: 0000000000000000 [ 56.821221][ T599] __dump_stack+0x21/0x24 [ 56.828308][ C1] R10: 00000000d76b972f R11: 1ffffffff0ee4edd R12: ffffffff817144c0 [ 56.836266][ T599] dump_stack_lvl+0xee/0x150 [ 56.846310][ C1] R13: 0000000000000004 R14: ffff888121203190 R15: dffffc0000000000 [ 56.854274][ T599] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.857545][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 56.860480][ T599] dump_stack+0x15/0x24 [ 56.868532][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.872853][ T599] should_fail_ex+0x3d4/0x520 [ 56.881339][ C1] CR2: 00007f6a015eeca8 CR3: 0000000108e1f000 CR4: 00000000003506a0 [ 56.885927][ T599] __should_failslab+0xac/0xf0 [ 56.893899][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.898941][ T599] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.907859][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.912010][ T599] should_failslab+0x9/0x20 [ 56.918758][ C1] Call Trace: [ 56.918766][ C1] [ 56.923422][ T599] __kmem_cache_alloc_node+0x3d/0x2c0 [ 56.931485][ C1] __neigh_update+0x1f4b/0x2080 [ 56.936264][ T599] ? __cfi_mutex_lock+0x10/0x10 [ 56.944240][ C1] ? neigh_lookup+0x34e/0x410 [ 56.950208][ T599] ? delete_node+0x3dc/0xa60 [ 56.958171][ C1] ? __cfi_arp_key_eq+0x10/0x10 [ 56.962760][ T599] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.966085][ C1] ? __cfi_neigh_lookup+0x10/0x10 [ 56.968904][ T599] __kmalloc+0xa1/0x1e0 [ 56.974314][ C1] neigh_event_ns+0xb3/0x120 [ 56.979161][ T599] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 56.984057][ C1] arp_process+0x119c/0x1920 [ 56.988734][ T599] tracepoint_probe_unregister+0x1e6/0x8b0 [ 56.993316][ C1] ? __cfi_arp_process+0x10/0x10 [ 56.998154][ T599] bpf_probe_unregister+0x61/0x70 [ 57.004116][ C1] ? __cfi_packet_rcv+0x10/0x10 [ 57.009143][ T599] bpf_raw_tp_link_release+0x63/0x90 [ 57.013294][ C1] ? __netif_receive_skb_core+0x2d0e/0x34a0 [ 57.017873][ T599] bpf_link_free+0x13a/0x390 [ 57.024016][ C1] ? __cfi_arp_process+0x10/0x10 [ 57.028592][ T599] ? bpf_link_put_deferred+0x20/0x20 [ 57.028616][ T599] bpf_link_release+0x15f/0x170 [ 57.028630][ T599] ? __cfi_bpf_link_release+0x10/0x10 [ 57.028644][ T599] __fput+0x1fc/0x8f0 [ 57.028667][ T599] ____fput+0x15/0x20 [ 57.034461][ C1] NF_HOOK+0x14d/0x1a0 [ 57.039473][ T599] task_work_run+0x1db/0x240 [ 57.044483][ C1] ? __cfi_arp_process+0x10/0x10 [ 57.049323][ T599] ? __cfi_task_work_run+0x10/0x10 [ 57.054596][ C1] ? arp_xmit+0x1d0/0x1d0 [ 57.060651][ T599] ? filp_close+0x111/0x160 [ 57.065231][ C1] ? qdisc_run+0x240/0x240 [ 57.070158][ T599] exit_to_user_mode_loop+0x9b/0xb0 [ 57.075426][ C1] ? __page_cache_release+0xad/0x590 [ 57.080348][ T599] exit_to_user_mode_prepare+0x87/0xd0 [ 57.085795][ C1] ? __kasan_check_read+0x11/0x20 [ 57.089783][ T599] syscall_exit_to_user_mode+0x1a/0x30 [ 57.093845][ C1] ? trace_raw_output_mm_lru_activate+0xe0/0xe0 [ 57.097901][ T599] do_syscall_64+0x58/0xa0 [ 57.102475][ C1] arp_rcv+0x2ef/0x480 [ 57.107397][ T599] ? clear_bhb_loop+0x30/0x80 [ 57.112497][ C1] ? __cfi_arp_rcv+0x10/0x10 [ 57.116829][ T599] ? clear_bhb_loop+0x30/0x80 [ 57.121320][ C1] __netif_receive_skb_list_core+0x713/0x770 [ 57.125791][ T599] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 57.130980][ C1] ? set_rps_cpu+0x5e0/0x5e0 [ 57.136243][ T599] RIP: 0033:0x7f7372f8ebe9 [ 57.141685][ C1] ? receive_buf+0x22e2/0x4760 [ 57.147307][ T599] 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 [ 57.152804][ C1] netif_receive_skb_list_internal+0x7d2/0xa60 [ 57.159048][ T599] RSP: 002b:00007f7373d24038 EFLAGS: 00000246 [ 57.163484][ C1] ? __cfi_netif_receive_skb_list_internal+0x10/0x10 [ 57.167536][ T599] ORIG_RAX: 0000000000000003 [ 57.172307][ C1] ? detach_buf_split+0x882/0xa80 [ 57.177052][ T599] RAX: 0000000000000000 RBX: 00007f73731c5fa0 RCX: 00007f7372f8ebe9 [ 57.181717][ C1] napi_complete_done+0x36f/0x790 [ 57.187677][ T599] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 57.193562][ C1] ? __cfi_napi_complete_done+0x10/0x10 [ 57.198130][ T599] RBP: 00007f7373d24090 R08: 0000000000000000 R09: 0000000000000000 [ 57.202892][ C1] ? virtqueue_enable_cb_prepare+0x22e/0x510 [ 57.207665][ T599] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 57.227346][ C1] virtnet_poll+0x991/0x1150 [ 57.233577][ T599] R13: 00007f73731c6038 R14: 00007f73731c5fa0 R15: 00007ffee7a09fa8 [ 57.239640][ C1] ? __cfi_virtnet_poll+0x10/0x10 [ 57.246383][ T599] [ 57.251054][ C1] __napi_poll+0xd0/0x5e0 [ 57.280430][ T605] FAULT_INJECTION: forcing a failure. [ 57.280430][ T605] name failslab, interval 1, probability 0, space 0, times 0 [ 57.282759][ C1] net_rx_action+0x49b/0xaa0 [ 57.347432][ C1] ? __cfi_net_rx_action+0x10/0x10 [ 57.352549][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 57.358356][ C1] handle_softirqs+0x1d7/0x600 [ 57.363117][ C1] __do_softirq+0xb/0xd [ 57.367289][ C1] do_softirq+0xc6/0x120 [ 57.371726][ C1] [ 57.374658][ C1] [ 57.377587][ C1] ? __cfi_do_softirq+0x10/0x10 [ 57.382433][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 57.387896][ C1] ? napi_threaded_poll+0x197/0x380 [ 57.393096][ C1] ? napi_threaded_poll+0x197/0x380 [ 57.398308][ C1] __local_bh_enable_ip+0x75/0x80 [ 57.403339][ C1] napi_threaded_poll+0x1c2/0x380 [ 57.408478][ C1] ? napi_threaded_poll+0x197/0x380 [ 57.413702][ C1] kthread+0x281/0x320 [ 57.417787][ C1] ? __cfi_napi_threaded_poll+0x10/0x10 [ 57.423514][ C1] ? __cfi_kthread+0x10/0x10 [ 57.428132][ C1] ret_from_fork+0x1f/0x30 [ 57.432551][ C1] [ 57.435660][ C1] Modules linked in: [ 57.439648][ C1] ---[ end trace 0000000000000000 ]--- [ 57.440635][ T605] CPU: 0 PID: 605 Comm: syz.6.47 Tainted: G D syzkaller #0 [ 57.445118][ C1] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0 [ 57.453796][ T605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 57.453814][ T605] Call Trace: [ 57.453820][ T605] [ 57.453829][ T605] __dump_stack+0x21/0x24 [ 57.453856][ T605] dump_stack_lvl+0xee/0x150 [ 57.460034][ C1] Code: 05 e8 f7 d4 b8 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 [ 57.470242][ T605] ? __cfi_dump_stack_lvl+0x8/0x8 [ 57.470270][ T605] dump_stack+0x15/0x24 [ 57.473677][ C1] RSP: 0018:ffffc900001b04f0 EFLAGS: 00010282 [ 57.476954][ T605] should_fail_ex+0x3d4/0x520 [ 57.481380][ C1] [ 57.485939][ T605] __should_failslab+0xac/0xf0 [ 57.505981][ C1] RAX: 1ffff11024240633 RBX: ffff888121203190 RCX: 0000000000000004 [ 57.510990][ T605] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 57.515156][ C1] RDX: ffff88810b94dc56 RSI: ffff8881200b6800 RDI: ffffc90001d2b000 [ 57.521815][ T605] should_failslab+0x9/0x20 [ 57.521837][ T605] __kmem_cache_alloc_node+0x3d/0x2c0 [ 57.526510][ C1] RBP: ffffc900001b0530 R08: 0000000000000001 R09: 0000000000000000 [ 57.529005][ T605] ? __cfi_mutex_lock+0x10/0x10 [ 57.533805][ C1] R10: 00000000d76b972f R11: 1ffffffff0ee4edd R12: ffffffff817144c0 [ 57.541778][ T605] ? delete_node+0x3e6/0xa60 [ 57.547875][ C1] R13: 0000000000000004 R14: ffff888121203190 R15: dffffc0000000000 [ 57.556034][ T605] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 57.556072][ T605] __kmalloc+0xa1/0x1e0 [ 57.560659][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 57.566106][ T605] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 57.574189][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.579102][ T605] tracepoint_probe_unregister+0x1e6/0x8b0 [ 57.587099][ C1] CR2: 00007f6a015eeca8 CR3: 0000000006e0f000 CR4: 00000000003506a0 [ 57.591665][ T605] bpf_probe_unregister+0x61/0x70 [ 57.591704][ T605] bpf_raw_tp_link_release+0x63/0x90 [ 57.599721][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.605675][ T605] bpf_link_free+0x13a/0x390 [ 57.609847][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.618922][ T605] ? bpf_link_put_deferred+0x20/0x20 [ 57.624999][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 57.631555][ T605] bpf_link_release+0x15f/0x170 [ 57.631572][ T605] ? __cfi_bpf_link_release+0x10/0x10 [ 57.631588][ T605] __fput+0x1fc/0x8f0 [ 57.631608][ T605] ____fput+0x15/0x20 [ 57.631632][ T605] task_work_run+0x1db/0x240 [ 57.631652][ T605] ? __cfi_task_work_run+0x10/0x10 [ 57.631670][ T605] ? filp_close+0x111/0x160 [ 57.631690][ T605] exit_to_user_mode_loop+0x9b/0xb0 [ 57.631708][ T605] exit_to_user_mode_prepare+0x87/0xd0 [ 57.631725][ T605] syscall_exit_to_user_mode+0x1a/0x30 [ 57.631748][ T605] do_syscall_64+0x58/0xa0 [ 57.631764][ T605] ? clear_bhb_loop+0x30/0x80 [ 57.631785][ T605] ? clear_bhb_loop+0x30/0x80 [ 57.631806][ T605] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 57.631827][ T605] RIP: 0033:0x7f9251b8ebe9 [ 57.631841][ T605] 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 [ 57.631855][ T605] RSP: 002b:00007f92529a6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 57.631875][ T605] RAX: 0000000000000000 RBX: 00007f9251dc5fa0 RCX: 00007f9251b8ebe9 [ 57.631887][ T605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 57.631897][ T605] RBP: 00007f92529a6090 R08: 0000000000000000 R09: 0000000000000000 [ 57.631907][ T605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 57.631917][ T605] R13: 00007f9251dc6038 R14: 00007f9251dc5fa0 R15: 00007fffe74478f8 [ 57.631932][ T605] [ 57.632046][ C1] Kernel Offset: disabled [ 57.838085][ C1] Rebooting in 86400 seconds..