Warning: Permanently added '10.128.0.76' (ED25519) to the list of known hosts. 2026/05/10 13:43:55 parsed 1 programs [ 44.762328][ T28] audit: type=1400 audit(1778420636.695:106): avc: denied { unlink } for pid=409 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 44.813941][ T409] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.460898][ T28] audit: type=1401 audit(1778420637.385:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 45.786296][ T28] audit: type=1400 audit(1778420637.715:108): avc: denied { create } for pid=445 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 45.963569][ T453] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.970628][ T453] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.987041][ T453] device bridge_slave_0 entered promiscuous mode [ 45.995032][ T453] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.002202][ T453] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.016026][ T453] device bridge_slave_1 entered promiscuous mode [ 46.086260][ T453] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.093360][ T453] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.100641][ T453] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.107740][ T453] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.133896][ T342] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.141654][ T342] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.150603][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.158460][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.173492][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.182019][ T342] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.189060][ T342] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.196697][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.206288][ T342] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.213586][ T342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.222910][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.232223][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.245758][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.256806][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.265293][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.272771][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.280952][ T453] device veth0_vlan entered promiscuous mode 2026/05/10 13:43:58 executed programs: 0 [ 46.290867][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.300126][ T453] device veth1_macvtap entered promiscuous mode [ 46.309735][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.319535][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.487366][ T473] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.494900][ T473] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.502323][ T473] device bridge_slave_0 entered promiscuous mode [ 46.525261][ T473] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.532459][ T473] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.539750][ T473] device bridge_slave_1 entered promiscuous mode [ 46.567788][ T476] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.575243][ T476] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.583033][ T476] device bridge_slave_0 entered promiscuous mode [ 46.606113][ T476] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.613268][ T476] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.620562][ T476] device bridge_slave_1 entered promiscuous mode [ 46.653781][ T472] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.660837][ T472] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.668612][ T472] device bridge_slave_0 entered promiscuous mode [ 46.693748][ T472] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.701058][ T472] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.708545][ T472] device bridge_slave_1 entered promiscuous mode [ 46.749477][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.756607][ T475] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.764015][ T475] device bridge_slave_0 entered promiscuous mode [ 46.771103][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.778235][ T475] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.785932][ T475] device bridge_slave_1 entered promiscuous mode [ 46.799111][ T477] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.806182][ T477] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.813624][ T477] device bridge_slave_0 entered promiscuous mode [ 46.833911][ T477] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.841158][ T477] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.848624][ T477] device bridge_slave_1 entered promiscuous mode [ 46.935905][ T473] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.942971][ T473] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.950202][ T473] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.957226][ T473] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.980623][ T440] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.988176][ T440] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.070908][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.079160][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.099702][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.108039][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.116348][ T440] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.123482][ T440] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.131553][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.139951][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.148092][ T440] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.155127][ T440] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.165992][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.174152][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.200669][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.208966][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.249721][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.258347][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.271959][ T473] device veth0_vlan entered promiscuous mode [ 47.278920][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.287032][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.295393][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.302960][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.327917][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.335546][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.343211][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.350656][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.358424][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.367066][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.375407][ T440] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.382452][ T440] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.389870][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.398248][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.406561][ T440] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.413643][ T440] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.421154][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.429673][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.437988][ T440] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.445018][ T440] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.452463][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.460749][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.469011][ T440] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.476125][ T440] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.483632][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.491276][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.517552][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.525534][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.533605][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.541155][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.549489][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.557095][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.564643][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.573051][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.581204][ T440] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.588255][ T440] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.595819][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.604264][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.612457][ T440] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.619471][ T440] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.627361][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.635076][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.665506][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.673991][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.683412][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.692048][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.700205][ T440] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.707253][ T440] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.714747][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.723270][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.732032][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.740427][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.748618][ T440] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.755645][ T440] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.763095][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.771445][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.780910][ T473] device veth1_macvtap entered promiscuous mode [ 47.800011][ T476] device veth0_vlan entered promiscuous mode [ 47.810955][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.819439][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.827620][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.835306][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.842947][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.851670][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.860173][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.868393][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.888923][ T475] device veth0_vlan entered promiscuous mode [ 47.899502][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.908211][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.916287][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.923764][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.931272][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.939544][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.963898][ T476] device veth1_macvtap entered promiscuous mode [ 47.970857][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.980294][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.995669][ T28] audit: type=1400 audit(1778420639.925:109): avc: denied { bpf } for pid=493 comm="syz.5.19" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 48.016597][ T494] FAULT_INJECTION: forcing a failure. [ 48.016597][ T494] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 48.019457][ T477] device veth0_vlan entered promiscuous mode [ 48.036108][ T28] audit: type=1400 audit(1778420639.925:110): avc: denied { prog_load } for pid=493 comm="syz.5.19" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 48.036189][ T494] CPU: 0 PID: 494 Comm: syz.5.19 Not tainted syzkaller #0 [ 48.055703][ T28] audit: type=1400 audit(1778420639.925:111): avc: denied { perfmon } for pid=493 comm="syz.5.19" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 48.061867][ T494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 48.061891][ T494] Call Trace: [ 48.061897][ T494] [ 48.061903][ T494] __dump_stack+0x21/0x24 [ 48.082945][ T28] audit: type=1400 audit(1778420639.925:112): avc: denied { prog_run } for pid=493 comm="syz.5.19" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 48.092757][ T494] dump_stack_lvl+0x110/0x170 [ 48.092780][ T494] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.092797][ T494] dump_stack+0x15/0x24 [ 48.135637][ T494] should_fail_ex+0x3d4/0x520 [ 48.140304][ T494] should_fail+0xb/0x10 [ 48.144451][ T494] should_fail_usercopy+0x1a/0x20 [ 48.149453][ T494] _copy_to_user+0x1e/0x90 [ 48.153852][ T494] simple_read_from_buffer+0xe9/0x160 [ 48.159207][ T494] proc_fail_nth_read+0x1a6/0x220 [ 48.164206][ T494] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.169735][ T494] ? security_file_permission+0x94/0xb0 [ 48.175346][ T494] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.180903][ T494] vfs_read+0x27a/0x910 [ 48.185037][ T494] ? __cfi_vfs_read+0x10/0x10 [ 48.189689][ T494] ? __kasan_check_write+0x14/0x20 [ 48.194862][ T494] ? mutex_lock+0x93/0x1b0 [ 48.199343][ T494] ? __cfi_mutex_lock+0x10/0x10 [ 48.204172][ T494] ? __fdget_pos+0x2cd/0x380 [ 48.208740][ T494] ? ksys_read+0x71/0x250 [ 48.213056][ T494] ksys_read+0x149/0x250 [ 48.217365][ T494] ? __cfi_ksys_read+0x10/0x10 [ 48.222101][ T494] ? fput+0x15b/0x1a0 [ 48.226059][ T494] ? debug_smp_processor_id+0x17/0x20 [ 48.231419][ T494] __x64_sys_read+0x7b/0x90 [ 48.235929][ T494] x64_sys_call+0x2f/0x9a0 [ 48.240477][ T494] do_syscall_64+0x4c/0xa0 [ 48.244890][ T494] ? clear_bhb_loop+0x30/0x80 [ 48.249555][ T494] ? clear_bhb_loop+0x30/0x80 [ 48.254228][ T494] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.260119][ T494] RIP: 0033:0x7f8d4395998e [ 48.264524][ T494] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 48.284207][ T494] RSP: 002b:00007f8d44748fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 48.292607][ T494] RAX: ffffffffffffffda RBX: 00007f8d447496c0 RCX: 00007f8d4395998e [ 48.300562][ T494] RDX: 000000000000000f RSI: 00007f8d447490a0 RDI: 0000000000000005 [ 48.308511][ T494] RBP: 00007f8d44749090 R08: 0000000000000000 R09: 0000000000000000 [ 48.316498][ T494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 48.324453][ T494] R13: 0000000000000000 R14: 00007f8d43bc5fa0 R15: 00007fffe49e0c38 [ 48.332418][ T494] [ 48.343513][ T475] device veth1_macvtap entered promiscuous mode [ 48.355637][ T496] FAULT_INJECTION: forcing a failure. [ 48.355637][ T496] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 48.369200][ T496] CPU: 1 PID: 496 Comm: syz.5.21 Not tainted syzkaller #0 [ 48.376330][ T496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 48.386551][ T496] Call Trace: [ 48.389831][ T496] [ 48.392753][ T496] __dump_stack+0x21/0x24 [ 48.397081][ T496] dump_stack_lvl+0x110/0x170 [ 48.401752][ T496] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.406786][ T496] dump_stack+0x15/0x24 [ 48.410934][ T496] should_fail_ex+0x3d4/0x520 [ 48.415597][ T496] should_fail+0xb/0x10 [ 48.419744][ T496] should_fail_usercopy+0x1a/0x20 [ 48.424751][ T496] _copy_to_user+0x1e/0x90 [ 48.429162][ T496] simple_read_from_buffer+0xe9/0x160 [ 48.434593][ T496] proc_fail_nth_read+0x1a6/0x220 [ 48.439620][ T496] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.445172][ T496] ? security_file_permission+0x94/0xb0 [ 48.450707][ T496] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.456236][ T496] vfs_read+0x27a/0x910 [ 48.460370][ T496] ? __cfi_vfs_read+0x10/0x10 [ 48.465026][ T496] ? __kasan_check_write+0x14/0x20 [ 48.470122][ T496] ? mutex_lock+0x93/0x1b0 [ 48.474630][ T496] ? __cfi_mutex_lock+0x10/0x10 [ 48.479471][ T496] ? __fdget_pos+0x2cd/0x380 [ 48.484043][ T496] ? ksys_read+0x71/0x250 [ 48.488351][ T496] ksys_read+0x149/0x250 [ 48.492573][ T496] ? __cfi_ksys_read+0x10/0x10 [ 48.497318][ T496] ? fput+0x15b/0x1a0 [ 48.501285][ T496] ? debug_smp_processor_id+0x17/0x20 [ 48.506640][ T496] __x64_sys_read+0x7b/0x90 [ 48.511140][ T496] x64_sys_call+0x2f/0x9a0 [ 48.515557][ T496] do_syscall_64+0x4c/0xa0 [ 48.519957][ T496] ? clear_bhb_loop+0x30/0x80 [ 48.524622][ T496] ? clear_bhb_loop+0x30/0x80 [ 48.529284][ T496] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.535164][ T496] RIP: 0033:0x7f8d4395998e [ 48.539564][ T496] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 48.559149][ T496] RSP: 002b:00007f8d44748fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 48.567541][ T496] RAX: ffffffffffffffda RBX: 00007f8d447496c0 RCX: 00007f8d4395998e [ 48.575493][ T496] RDX: 000000000000000f RSI: 00007f8d447490a0 RDI: 0000000000000005 [ 48.583623][ T496] RBP: 00007f8d44749090 R08: 0000000000000000 R09: 0000000000000000 [ 48.591575][ T496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 48.599527][ T496] R13: 0000000000000000 R14: 00007f8d43bc5fa0 R15: 00007fffe49e0c38 [ 48.607483][ T496] [ 48.619458][ T499] FAULT_INJECTION: forcing a failure. [ 48.619458][ T499] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 48.624020][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.632957][ T499] CPU: 0 PID: 499 Comm: syz.5.22 Not tainted syzkaller #0 [ 48.647796][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.647827][ T499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 48.647838][ T499] Call Trace: [ 48.656561][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.665916][ T499] [ 48.665929][ T499] __dump_stack+0x21/0x24 [ 48.665950][ T499] dump_stack_lvl+0x110/0x170 [ 48.665965][ T499] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.669882][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.676937][ T499] dump_stack+0x15/0x24 [ 48.676960][ T499] should_fail_ex+0x3d4/0x520 [ 48.676974][ T499] should_fail+0xb/0x10 [ 48.676986][ T499] should_fail_usercopy+0x1a/0x20 [ 48.680608][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.684208][ T499] _copy_to_user+0x1e/0x90 [ 48.684233][ T499] simple_read_from_buffer+0xe9/0x160 [ 48.689471][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.694093][ T499] proc_fail_nth_read+0x1a6/0x220 [ 48.694115][ T499] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.694132][ T499] ? security_file_permission+0x94/0xb0 [ 48.694152][ T499] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 48.694168][ T499] vfs_read+0x27a/0x910 [ 48.694183][ T499] ? __cfi_vfs_read+0x10/0x10 [ 48.694198][ T499] ? __kasan_check_write+0x14/0x20 [ 48.694214][ T499] ? mutex_lock+0x93/0x1b0 [ 48.694232][ T499] ? __cfi_mutex_lock+0x10/0x10 [ 48.703367][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.706160][ T499] ? __fdget_pos+0x2cd/0x380 [ 48.711066][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.714955][ T499] ? ksys_read+0x71/0x250 [ 48.714972][ T499] ksys_read+0x149/0x250 [ 48.714985][ T499] ? __cfi_ksys_read+0x10/0x10 [ 48.720623][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.727853][ T499] ? fput+0x15b/0x1a0 [ 48.727877][ T499] ? debug_smp_processor_id+0x17/0x20 [ 48.727893][ T499] __x64_sys_read+0x7b/0x90 [ 48.732955][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.737736][ T499] x64_sys_call+0x2f/0x9a0 [ 48.746548][ T440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.750862][ T499] do_syscall_64+0x4c/0xa0 [ 48.769628][ T477] device veth1_macvtap entered promiscuous mode [ 48.771594][ T499] ? clear_bhb_loop+0x30/0x80 [ 48.881293][ T499] ? clear_bhb_loop+0x30/0x80 [ 48.885969][ T499] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.891848][ T499] RIP: 0033:0x7f8d4395998e [ 48.896246][ T499] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 48.915878][ T499] RSP: 002b:00007f8d44748fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 48.924276][ T499] RAX: ffffffffffffffda RBX: 00007f8d447496c0 RCX: 00007f8d4395998e [ 48.932232][ T499] RDX: 000000000000000f RSI: 00007f8d447490a0 RDI: 0000000000000005 [ 48.940231][ T499] RBP: 00007f8d44749090 R08: 0000000000000000 R09: 0000000000000000 [ 48.948210][ T499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 48.956205][ T499] R13: 0000000000000000 R14: 00007f8d43bc5fa0 R15: 00007fffe49e0c38 [ 48.964165][ T499] [ 48.978917][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.986571][ T501] FAULT_INJECTION: forcing a failure. [ 48.986571][ T501] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 48.986718][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.000410][ T501] CPU: 0 PID: 501 Comm: syz.5.23 Not tainted syzkaller #0 [ 49.007485][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.013948][ T501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 49.013959][ T501] Call Trace: [ 49.013963][ T501] [ 49.013969][ T501] __dump_stack+0x21/0x24 [ 49.013989][ T501] dump_stack_lvl+0x110/0x170 [ 49.014004][ T501] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.014020][ T501] dump_stack+0x15/0x24 [ 49.014035][ T501] should_fail_ex+0x3d4/0x520 [ 49.014051][ T501] should_fail+0xb/0x10 [ 49.014064][ T501] should_fail_usercopy+0x1a/0x20 [ 49.023332][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.032072][ T501] _copy_to_user+0x1e/0x90 [ 49.032098][ T501] simple_read_from_buffer+0xe9/0x160 [ 49.035856][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.038307][ T501] proc_fail_nth_read+0x1a6/0x220 [ 49.043024][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.047268][ T501] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.053241][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.056410][ T501] ? security_file_permission+0x94/0xb0 [ 49.061304][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.065201][ T501] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.065220][ T501] vfs_read+0x27a/0x910 [ 49.065234][ T501] ? __cfi_vfs_read+0x10/0x10 [ 49.070857][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.078101][ T501] ? __kasan_check_write+0x14/0x20 [ 49.078123][ T501] ? mutex_lock+0x93/0x1b0 [ 49.083028][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.087876][ T501] ? __cfi_mutex_lock+0x10/0x10 [ 49.095678][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.100222][ T501] ? __fdget_pos+0x2cd/0x380 [ 49.108767][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.113783][ T501] ? ksys_read+0x71/0x250 [ 49.113811][ T501] ksys_read+0x149/0x250 [ 49.113824][ T501] ? __cfi_ksys_read+0x10/0x10 [ 49.113837][ T501] ? fput+0x15b/0x1a0 [ 49.122507][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.127418][ T501] ? debug_smp_processor_id+0x17/0x20 [ 49.228917][ T501] __x64_sys_read+0x7b/0x90 [ 49.233426][ T501] x64_sys_call+0x2f/0x9a0 [ 49.237847][ T501] do_syscall_64+0x4c/0xa0 [ 49.242245][ T501] ? clear_bhb_loop+0x30/0x80 [ 49.246909][ T501] ? clear_bhb_loop+0x30/0x80 [ 49.251660][ T501] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.257638][ T501] RIP: 0033:0x7f8d4395998e [ 49.262036][ T501] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 49.282143][ T501] RSP: 002b:00007f8d44748fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 49.290539][ T501] RAX: ffffffffffffffda RBX: 00007f8d447496c0 RCX: 00007f8d4395998e [ 49.298592][ T501] RDX: 000000000000000f RSI: 00007f8d447490a0 RDI: 0000000000000005 [ 49.306545][ T501] RBP: 00007f8d44749090 R08: 0000000000000000 R09: 0000000000000000 [ 49.314499][ T501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 49.322463][ T501] R13: 0000000000000000 R14: 00007f8d43bc5fa0 R15: 00007fffe49e0c38 [ 49.330434][ T501] [ 49.347975][ T472] device veth0_vlan entered promiscuous mode [ 49.362848][ T505] FAULT_INJECTION: forcing a failure. [ 49.362848][ T505] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 49.376940][ T505] CPU: 0 PID: 505 Comm: syz.1.17 Not tainted syzkaller #0 [ 49.384076][ T505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 49.394262][ T505] Call Trace: [ 49.397530][ T505] [ 49.400447][ T505] __dump_stack+0x21/0x24 [ 49.404847][ T505] dump_stack_lvl+0x110/0x170 [ 49.409501][ T505] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.414600][ T505] dump_stack+0x15/0x24 [ 49.418871][ T505] should_fail_ex+0x3d4/0x520 [ 49.423540][ T505] should_fail+0xb/0x10 [ 49.427686][ T505] should_fail_usercopy+0x1a/0x20 [ 49.432695][ T505] _copy_to_user+0x1e/0x90 [ 49.437121][ T505] simple_read_from_buffer+0xe9/0x160 [ 49.442483][ T505] proc_fail_nth_read+0x1a6/0x220 [ 49.447492][ T505] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.453100][ T505] ? security_file_permission+0x94/0xb0 [ 49.458630][ T505] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.464157][ T505] vfs_read+0x27a/0x910 [ 49.468482][ T505] ? __cfi_vfs_read+0x10/0x10 [ 49.473140][ T505] ? __kasan_check_write+0x14/0x20 [ 49.478237][ T505] ? mutex_lock+0x93/0x1b0 [ 49.482633][ T505] ? __cfi_mutex_lock+0x10/0x10 [ 49.487468][ T505] ? __fdget_pos+0x2cd/0x380 [ 49.492058][ T505] ? ksys_read+0x71/0x250 [ 49.496391][ T505] ksys_read+0x149/0x250 [ 49.500960][ T505] ? __cfi_ksys_read+0x10/0x10 [ 49.505700][ T505] ? fput+0x15b/0x1a0 [ 49.509665][ T505] ? debug_smp_processor_id+0x17/0x20 [ 49.515023][ T505] __x64_sys_read+0x7b/0x90 [ 49.519506][ T505] x64_sys_call+0x2f/0x9a0 [ 49.523896][ T505] do_syscall_64+0x4c/0xa0 [ 49.528290][ T505] ? clear_bhb_loop+0x30/0x80 [ 49.532946][ T505] ? clear_bhb_loop+0x30/0x80 [ 49.537616][ T505] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.543684][ T505] RIP: 0033:0x7f7ecc15998e [ 49.548099][ T505] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 49.567998][ T505] RSP: 002b:00007f7ecd054fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 49.576418][ T505] RAX: ffffffffffffffda RBX: 00007f7ecd0556c0 RCX: 00007f7ecc15998e [ 49.584375][ T505] RDX: 000000000000000f RSI: 00007f7ecd0550a0 RDI: 0000000000000005 [ 49.592436][ T505] RBP: 00007f7ecd055090 R08: 0000000000000000 R09: 0000000000000000 [ 49.600401][ T505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 49.608361][ T505] R13: 0000000000000000 R14: 00007f7ecc3c5fa0 R15: 00007ffe34020ff8 [ 49.616332][ T505] [ 49.621638][ T503] FAULT_INJECTION: forcing a failure. [ 49.621638][ T503] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 49.637039][ T503] CPU: 1 PID: 503 Comm: syz.5.24 Not tainted syzkaller #0 [ 49.644218][ T503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 49.654272][ T503] Call Trace: [ 49.657548][ T503] [ 49.660472][ T503] __dump_stack+0x21/0x24 [ 49.664796][ T503] dump_stack_lvl+0x110/0x170 [ 49.669821][ T503] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.674845][ T503] dump_stack+0x15/0x24 [ 49.678994][ T503] should_fail_ex+0x3d4/0x520 [ 49.683654][ T503] should_fail+0xb/0x10 [ 49.687826][ T503] should_fail_usercopy+0x1a/0x20 [ 49.692851][ T503] _copy_to_user+0x1e/0x90 [ 49.697262][ T503] simple_read_from_buffer+0xe9/0x160 [ 49.702642][ T503] proc_fail_nth_read+0x1a6/0x220 [ 49.707705][ T503] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.713270][ T503] ? security_file_permission+0x94/0xb0 [ 49.718891][ T503] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 49.724417][ T503] vfs_read+0x27a/0x910 [ 49.728555][ T503] ? __cfi_vfs_read+0x10/0x10 [ 49.733239][ T503] ? __kasan_check_write+0x14/0x20 [ 49.738423][ T503] ? mutex_lock+0x93/0x1b0 [ 49.742835][ T503] ? __cfi_mutex_lock+0x10/0x10 [ 49.747670][ T503] ? __fdget_pos+0x2cd/0x380 [ 49.752245][ T503] ? ksys_read+0x71/0x250 [ 49.756586][ T503] ksys_read+0x149/0x250 [ 49.760808][ T503] ? __cfi_ksys_read+0x10/0x10 [ 49.765555][ T503] ? fpregs_restore_userregs+0x128/0x260 [ 49.771171][ T503] __x64_sys_read+0x7b/0x90 [ 49.775655][ T503] x64_sys_call+0x2f/0x9a0 [ 49.780081][ T503] do_syscall_64+0x4c/0xa0 [ 49.784482][ T503] ? clear_bhb_loop+0x30/0x80 [ 49.789145][ T503] ? clear_bhb_loop+0x30/0x80 [ 49.793808][ T503] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.799720][ T503] RIP: 0033:0x7f8d4395998e [ 49.804126][ T503] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 49.823720][ T503] RSP: 002b:00007f8d44748fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 49.832144][ T503] RAX: ffffffffffffffda RBX: 00007f8d447496c0 RCX: 00007f8d4395998e [ 49.840098][ T503] RDX: 000000000000000f RSI: 00007f8d447490a0 RDI: 0000000000000005 [ 49.848141][ T503] RBP: 00007f8d44749090 R08: 0000000000000000 R09: 0000000000000000 [ 49.856442][ T503] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 49.864402][ T503] R13: 0000000000000000 R14: 00007f8d43bc5fa0 R15: 00007fffe49e0c38 [ 49.872369][ T503] [ 49.877306][ T509] FAULT_INJECTION: forcing a failure. [ 49.877306][ T509] name failslab, interval 1, probability 0, space 0, times 1 [ 49.898570][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.907375][ T509] CPU: 0 PID: 509 Comm: syz.1.25 Not tainted syzkaller #0 [ 49.912852][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.914509][ T509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 49.914521][ T509] Call Trace: [ 49.923523][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.932956][ T509] [ 49.932965][ T509] __dump_stack+0x21/0x24 [ 49.932986][ T509] dump_stack_lvl+0x110/0x170 [ 49.933002][ T509] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.937028][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.944238][ T509] ? unwind_get_return_address+0x4d/0x90 [ 49.944267][ T509] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 49.944288][ T509] dump_stack+0x15/0x24 [ 49.985131][ T509] should_fail_ex+0x3d4/0x520 [ 49.989795][ T509] __should_failslab+0xac/0xf0 [ 49.994553][ T509] ? tracepoint_probe_unregister+0x211/0x8e0 [ 50.000530][ T509] should_failslab+0x9/0x20 [ 50.005017][ T509] __kmem_cache_alloc_node+0x3d/0x2c0 [ 50.010380][ T509] ? __cfi_mutex_lock+0x10/0x10 [ 50.015226][ T509] ? delete_node+0x3e6/0xa60 [ 50.019994][ T509] ? tracepoint_probe_unregister+0x211/0x8e0 [ 50.025987][ T509] __kmalloc+0xa1/0x1e0 [ 50.030134][ T509] ? __cfi___bpf_trace_timer_start+0x10/0x10 [ 50.036106][ T509] tracepoint_probe_unregister+0x211/0x8e0 [ 50.041916][ T509] bpf_probe_unregister+0x61/0x70 [ 50.046938][ T509] bpf_raw_tp_link_release+0x63/0x90 [ 50.052212][ T509] bpf_link_free+0x13a/0x3a0 [ 50.056809][ T509] ? bpf_link_put_deferred+0x20/0x20 [ 50.062096][ T509] bpf_link_release+0x15f/0x170 [ 50.066941][ T509] ? __cfi_bpf_link_release+0x10/0x10 [ 50.072308][ T509] __fput+0x1fc/0x8f0 [ 50.076315][ T509] ____fput+0x15/0x20 [ 50.080288][ T509] task_work_run+0x1e1/0x250 [ 50.084866][ T509] ? __cfi_task_work_run+0x10/0x10 [ 50.089972][ T509] ? fput+0x15b/0x1a0 [ 50.093954][ T509] exit_to_user_mode_loop+0x9b/0xb0 [ 50.099145][ T509] exit_to_user_mode_prepare+0x87/0xd0 [ 50.104770][ T509] syscall_exit_to_user_mode+0x1a/0x30 [ 50.110231][ T509] do_syscall_64+0x58/0xa0 [ 50.114648][ T509] ? clear_bhb_loop+0x30/0x80 [ 50.119317][ T509] ? clear_bhb_loop+0x30/0x80 [ 50.123979][ T509] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.129864][ T509] RIP: 0033:0x7f7ecc1990b9 [ 50.134288][ T509] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 50.153926][ T509] RSP: 002b:00007f7ecd055028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 50.162329][ T509] RAX: 0000000000000000 RBX: 00007f7ecc3c5fa0 RCX: 00007f7ecc1990b9 [ 50.170287][ T509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 50.178245][ T509] RBP: 00007f7ecd055090 R08: 0000000000000000 R09: 0000000000000000 [ 50.186201][ T509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.194250][ T509] R13: 0000000000000000 R14: 00007f7ecc3c5fa0 R15: 00007ffe34020ff8 [ 50.202214][ T509] [ 50.206861][ T507] FAULT_INJECTION: forcing a failure. [ 50.206861][ T507] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 50.221123][ T507] CPU: 0 PID: 507 Comm: syz.4.20 Not tainted syzkaller #0 [ 50.228266][ T507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 50.238413][ T507] Call Trace: [ 50.241682][ T507] [ 50.244612][ T507] __dump_stack+0x21/0x24 [ 50.248950][ T507] dump_stack_lvl+0x110/0x170 [ 50.253622][ T507] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.258628][ T507] dump_stack+0x15/0x24 [ 50.262779][ T507] should_fail_ex+0x3d4/0x520 [ 50.267552][ T507] should_fail+0xb/0x10 [ 50.271689][ T507] should_fail_usercopy+0x1a/0x20 [ 50.276708][ T507] _copy_to_user+0x1e/0x90 [ 50.281114][ T507] simple_read_from_buffer+0xe9/0x160 [ 50.286470][ T507] proc_fail_nth_read+0x1a6/0x220 [ 50.291573][ T507] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.297190][ T507] ? security_file_permission+0x94/0xb0 [ 50.302716][ T507] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.308254][ T507] vfs_read+0x27a/0x910 [ 50.312406][ T507] ? __cfi_vfs_read+0x10/0x10 [ 50.317077][ T507] ? __kasan_check_write+0x14/0x20 [ 50.322169][ T507] ? mutex_lock+0x93/0x1b0 [ 50.326578][ T507] ? __cfi_mutex_lock+0x10/0x10 [ 50.331456][ T507] ? __fdget_pos+0x2cd/0x380 [ 50.336039][ T507] ? ksys_read+0x71/0x250 [ 50.340494][ T507] ksys_read+0x149/0x250 [ 50.344823][ T507] ? __cfi_ksys_read+0x10/0x10 [ 50.349583][ T507] ? fpregs_restore_userregs+0x128/0x260 [ 50.355384][ T507] __x64_sys_read+0x7b/0x90 [ 50.359877][ T507] x64_sys_call+0x2f/0x9a0 [ 50.364285][ T507] do_syscall_64+0x4c/0xa0 [ 50.368696][ T507] ? clear_bhb_loop+0x30/0x80 [ 50.373373][ T507] ? clear_bhb_loop+0x30/0x80 [ 50.378055][ T507] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.384097][ T507] RIP: 0033:0x7f3d0d75998e [ 50.388504][ T507] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 50.408292][ T507] RSP: 002b:00007f3d0e6adfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 50.416697][ T507] RAX: ffffffffffffffda RBX: 00007f3d0e6ae6c0 RCX: 00007f3d0d75998e [ 50.424665][ T507] RDX: 000000000000000f RSI: 00007f3d0e6ae0a0 RDI: 0000000000000005 [ 50.432625][ T507] RBP: 00007f3d0e6ae090 R08: 0000000000000000 R09: 0000000000000000 [ 50.440581][ T507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.448538][ T507] R13: 0000000000000000 R14: 00007f3d0d9c5fa0 R15: 00007ffc764c90e8 [ 50.456499][ T507] [ 50.461706][ T511] FAULT_INJECTION: forcing a failure. [ 50.461706][ T511] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 50.474980][ T511] CPU: 0 PID: 511 Comm: syz.5.26 Not tainted syzkaller #0 [ 50.477723][ T472] device veth1_macvtap entered promiscuous mode [ 50.482101][ T511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 50.482112][ T511] Call Trace: [ 50.482116][ T511] [ 50.482122][ T511] __dump_stack+0x21/0x24 [ 50.508904][ T511] dump_stack_lvl+0x110/0x170 [ 50.513576][ T511] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.518738][ T511] dump_stack+0x15/0x24 [ 50.522898][ T511] should_fail_ex+0x3d4/0x520 [ 50.527576][ T511] should_fail+0xb/0x10 [ 50.531719][ T511] should_fail_usercopy+0x1a/0x20 [ 50.536827][ T511] _copy_to_user+0x1e/0x90 [ 50.541234][ T511] simple_read_from_buffer+0xe9/0x160 [ 50.546593][ T511] proc_fail_nth_read+0x1a6/0x220 [ 50.551606][ T511] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.557141][ T511] ? security_file_permission+0x94/0xb0 [ 50.562672][ T511] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.568204][ T511] vfs_read+0x27a/0x910 [ 50.572604][ T511] ? __cfi_vfs_read+0x10/0x10 [ 50.577434][ T511] ? __kasan_check_write+0x14/0x20 [ 50.582526][ T511] ? mutex_lock+0x93/0x1b0 [ 50.586935][ T511] ? __cfi_mutex_lock+0x10/0x10 [ 50.591799][ T511] ? __fdget_pos+0x2cd/0x380 [ 50.596372][ T511] ? ksys_read+0x71/0x250 [ 50.600701][ T511] ksys_read+0x149/0x250 [ 50.604939][ T511] ? __cfi_ksys_read+0x10/0x10 [ 50.609682][ T511] ? fput+0x15b/0x1a0 [ 50.613657][ T511] ? debug_smp_processor_id+0x17/0x20 [ 50.619274][ T511] __x64_sys_read+0x7b/0x90 [ 50.623772][ T511] x64_sys_call+0x2f/0x9a0 [ 50.628270][ T511] do_syscall_64+0x4c/0xa0 [ 50.632685][ T511] ? clear_bhb_loop+0x30/0x80 [ 50.637371][ T511] ? clear_bhb_loop+0x30/0x80 [ 50.642042][ T511] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.647932][ T511] RIP: 0033:0x7f8d4395998e [ 50.652347][ T511] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 50.671932][ T511] RSP: 002b:00007f8d44748fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 50.680433][ T511] RAX: ffffffffffffffda RBX: 00007f8d447496c0 RCX: 00007f8d4395998e [ 50.688393][ T511] RDX: 000000000000000f RSI: 00007f8d447490a0 RDI: 0000000000000005 [ 50.696447][ T511] RBP: 00007f8d44749090 R08: 0000000000000000 R09: 0000000000000000 [ 50.704401][ T511] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.712356][ T511] R13: 0000000000000000 R14: 00007f8d43bc5fa0 R15: 00007fffe49e0c38 [ 50.720317][ T511] [ 50.736623][ T513] FAULT_INJECTION: forcing a failure. [ 50.736623][ T513] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 50.750296][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.759716][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.768850][ T513] CPU: 0 PID: 513 Comm: syz.1.27 Not tainted syzkaller #0 [ 50.776072][ T513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 50.786207][ T513] Call Trace: [ 50.789480][ T513] [ 50.792399][ T513] __dump_stack+0x21/0x24 [ 50.796755][ T513] dump_stack_lvl+0x110/0x170 [ 50.801417][ T513] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.806429][ T513] dump_stack+0x15/0x24 [ 50.810572][ T513] should_fail_ex+0x3d4/0x520 [ 50.815240][ T513] should_fail+0xb/0x10 [ 50.819391][ T513] should_fail_usercopy+0x1a/0x20 [ 50.824916][ T513] _copy_to_user+0x1e/0x90 [ 50.829322][ T513] simple_read_from_buffer+0xe9/0x160 [ 50.834681][ T513] proc_fail_nth_read+0x1a6/0x220 [ 50.839780][ T513] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.845315][ T513] ? security_file_permission+0x94/0xb0 [ 50.850847][ T513] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.856371][ T513] vfs_read+0x27a/0x910 [ 50.860507][ T513] ? __cfi_vfs_read+0x10/0x10 [ 50.865163][ T513] ? __kasan_check_write+0x14/0x20 [ 50.870264][ T513] ? mutex_lock+0x93/0x1b0 [ 50.874664][ T513] ? __cfi_mutex_lock+0x10/0x10 [ 50.879597][ T513] ? __fdget_pos+0x2cd/0x380 [ 50.884180][ T513] ? ksys_read+0x71/0x250 [ 50.888491][ T513] ksys_read+0x149/0x250 [ 50.892714][ T513] ? __cfi_ksys_read+0x10/0x10 [ 50.897458][ T513] ? fput+0x15b/0x1a0 [ 50.901423][ T513] ? debug_smp_processor_id+0x17/0x20 [ 50.906775][ T513] __x64_sys_read+0x7b/0x90 [ 50.911270][ T513] x64_sys_call+0x2f/0x9a0 [ 50.915755][ T513] do_syscall_64+0x4c/0xa0 [ 50.920155][ T513] ? clear_bhb_loop+0x30/0x80 [ 50.924820][ T513] ? clear_bhb_loop+0x30/0x80 [ 50.929491][ T513] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.935368][ T513] RIP: 0033:0x7f7ecc15998e [ 50.939761][ T513] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 50.959347][ T513] RSP: 002b:00007f7ecd054fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 50.967742][ T513] RAX: ffffffffffffffda RBX: 00007f7ecd0556c0 RCX: 00007f7ecc15998e [ 50.975696][ T513] RDX: 000000000000000f RSI: 00007f7ecd0550a0 RDI: 0000000000000005 [ 50.983649][ T513] RBP: 00007f7ecd055090 R08: 0000000000000000 R09: 0000000000000000 [ 50.991602][ T513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.999552][ T513] R13: 0000000000000000 R14: 00007f7ecc3c5fa0 R15: 00007ffe34020ff8 [ 51.007510][ T513] [ 51.013639][ T519] FAULT_INJECTION: forcing a failure. [ 51.013639][ T519] name failslab, interval 1, probability 0, space 0, times 0 [ 51.014517][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.026333][ T519] CPU: 1 PID: 519 Comm: syz.4.28 Not tainted syzkaller #0 [ 51.040873][ T519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 51.050938][ T519] Call Trace: [ 51.054313][ T519] [ 51.057248][ T519] __dump_stack+0x21/0x24 [ 51.061674][ T519] dump_stack_lvl+0x110/0x170 [ 51.066461][ T519] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.071492][ T519] ? unwind_get_return_address+0x4d/0x90 [ 51.077198][ T519] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 51.083342][ T519] dump_stack+0x15/0x24 [ 51.087484][ T519] should_fail_ex+0x3d4/0x520 [ 51.092176][ T519] __should_failslab+0xac/0xf0 [ 51.097038][ T519] ? tracepoint_probe_unregister+0x211/0x8e0 [ 51.103008][ T519] should_failslab+0x9/0x20 [ 51.107528][ T519] __kmem_cache_alloc_node+0x3d/0x2c0 [ 51.113057][ T519] ? __cfi_mutex_lock+0x10/0x10 [ 51.117903][ T519] ? delete_node+0x3e6/0xa60 [ 51.122487][ T519] ? tracepoint_probe_unregister+0x211/0x8e0 [ 51.128712][ T519] __kmalloc+0xa1/0x1e0 [ 51.133026][ T519] ? __cfi___bpf_trace_timer_start+0x10/0x10 [ 51.139182][ T519] tracepoint_probe_unregister+0x211/0x8e0 [ 51.145080][ T519] bpf_probe_unregister+0x61/0x70 [ 51.150142][ T519] bpf_raw_tp_link_release+0x63/0x90 [ 51.155415][ T519] bpf_link_free+0x13a/0x3a0 [ 51.160080][ T519] ? bpf_link_put_deferred+0x20/0x20 [ 51.165409][ T519] bpf_link_release+0x15f/0x170 [ 51.170251][ T519] ? __cfi_bpf_link_release+0x10/0x10 [ 51.175608][ T519] __fput+0x1fc/0x8f0 [ 51.179619][ T519] ____fput+0x15/0x20 [ 51.183595][ T519] task_work_run+0x1e1/0x250 [ 51.188174][ T519] ? __cfi_task_work_run+0x10/0x10 [ 51.193280][ T519] ? fput+0x15b/0x1a0 [ 51.197688][ T519] exit_to_user_mode_loop+0x9b/0xb0 [ 51.202881][ T519] exit_to_user_mode_prepare+0x87/0xd0 [ 51.208324][ T519] syscall_exit_to_user_mode+0x1a/0x30 [ 51.213857][ T519] do_syscall_64+0x58/0xa0 [ 51.218272][ T519] ? clear_bhb_loop+0x30/0x80 [ 51.223050][ T519] ? clear_bhb_loop+0x30/0x80 [ 51.227716][ T519] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.233595][ T519] RIP: 0033:0x7f3d0d7990b9 [ 51.238090][ T519] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 51.257774][ T519] RSP: 002b:00007f3d0e6ae028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 51.266175][ T519] RAX: 0000000000000000 RBX: 00007f3d0d9c5fa0 RCX: 00007f3d0d7990b9 [ 51.274154][ T519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 51.282120][ T519] RBP: 00007f3d0e6ae090 R08: 0000000000000000 R09: 0000000000000000 [ 51.290173][ T519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.298135][ T519] R13: 0000000000000000 R14: 00007f3d0d9c5fa0 R15: 00007ffc764c90e8 [ 51.306186][ T519] [ 51.312319][ T16] CFI failure at __traceiter_timer_start+0x87/0xe0 (target: tp_stub_func+0x0/0x10; expected type: 0x82fbfa63) [ 51.324007][ T16] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 51.330066][ T16] CPU: 1 PID: 16 Comm: rcu_exp_gp_kthr Not tainted syzkaller #0 [ 51.337683][ T16] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 51.347734][ T16] RIP: 0010:__traceiter_timer_start+0x87/0xe0 [ 51.353964][ T16] Code: f8 48 c1 e8 03 80 3c 18 00 74 05 e8 b3 b0 54 00 49 8b 7d 08 4c 89 fe 48 8b 55 c8 8b 4d d4 41 ba 9d 05 04 7d 45 03 56 fc 74 02 <0f> 0b 41 ff d6 49 83 c4 18 4c 89 e0 48 c1 e8 03 80 3c 18 00 74 08 [ 51.373639][ T16] RSP: 0018:ffffc90000107a98 EFLAGS: 00010017 [ 51.379697][ T16] RAX: 1ffff11024387326 RBX: dffffc0000000000 RCX: 0000000026c00001 [ 51.387655][ T16] RDX: 00000000ffffa6bb RSI: ffffc90000107c00 RDI: ffffc90000b5d000 [ 51.395623][ T16] RBP: ffffc90000107ad0 R08: ffffc9000010796f R09: ffffc90000107968 [ 51.403659][ T16] R10: 0000000022446ca9 R11: fffff52000020f2e R12: ffff888121c39928 [ 51.411618][ T16] R13: ffff888121c39928 R14: ffffffff817296b0 R15: ffffc90000107c00 [ 51.419686][ T16] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 51.428705][ T16] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.435623][ T16] CR2: 0000000000000000 CR3: 000000010eda2000 CR4: 00000000003506a0 [ 51.443662][ T16] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.451609][ T16] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.459559][ T16] Call Trace: [ 51.462818][ T16] [ 51.465730][ T16] enqueue_timer+0x337/0x480 [ 51.470307][ T16] __mod_timer+0x84c/0xc00 [ 51.474701][ T16] schedule_timeout+0x154/0x340 [ 51.479537][ T16] ? __cfi_schedule_timeout+0x10/0x10 [ 51.484880][ T16] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 51.490407][ T16] ? __cfi_process_timeout+0x10/0x10 [ 51.495685][ T16] ? prepare_to_swait_event+0x308/0x320 [ 51.501229][ T16] rcu_exp_sel_wait_wake+0x79b/0x1e70 [ 51.506591][ T16] ? show_rcu_gp_kthreads+0x2650/0x2650 [ 51.512118][ T16] ? _raw_spin_lock_irq+0x95/0xf0 [ 51.517135][ T16] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 51.522657][ T16] wait_rcu_exp_gp+0x33/0x40 [ 51.527323][ T16] kthread_worker_fn+0x3bf/0x770 [ 51.532254][ T16] ? __cfi_wait_rcu_exp_gp+0x10/0x10 [ 51.537535][ T16] kthread+0x281/0x320 [ 51.541601][ T16] ? __cfi_kthread_worker_fn+0x10/0x10 [ 51.547122][ T16] ? __cfi_kthread+0x10/0x10 [ 51.551695][ T16] ret_from_fork+0x1f/0x30 [ 51.556123][ T16] [ 51.559119][ T16] Modules linked in: [ 51.563011][ T16] ---[ end trace 0000000000000000 ]--- [ 51.568467][ T16] RIP: 0010:__traceiter_timer_start+0x87/0xe0 [ 51.574512][ T16] Code: f8 48 c1 e8 03 80 3c 18 00 74 05 e8 b3 b0 54 00 49 8b 7d 08 4c 89 fe 48 8b 55 c8 8b 4d d4 41 ba 9d 05 04 7d 45 03 56 fc 74 02 <0f> 0b 41 ff d6 49 83 c4 18 4c 89 e0 48 c1 e8 03 80 3c 18 00 74 08 [ 51.594451][ T16] RSP: 0018:ffffc90000107a98 EFLAGS: 00010017 [ 51.600498][ T16] RAX: 1ffff11024387326 RBX: dffffc0000000000 RCX: 0000000026c00001 [ 51.608446][ T16] RDX: 00000000ffffa6bb RSI: ffffc90000107c00 RDI: ffffc90000b5d000 [ 51.616392][ T16] RBP: ffffc90000107ad0 R08: ffffc9000010796f R09: ffffc90000107968 [ 51.624340][ T16] R10: 0000000022446ca9 R11: fffff52000020f2e R12: ffff888121c39928 [ 51.632375][ T16] R13: ffff888121c39928 R14: ffffffff817296b0 R15: ffffc90000107c00 [ 51.640425][ T16] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 51.649430][ T16] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.656011][ T16] CR2: 0000000000000000 CR3: 000000010eda2000 CR4: 00000000003506a0 [ 51.664158][ T16] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.672122][ T16] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.680099][ T16] Kernel panic - not syncing: Fatal exception [ 52.789454][ T16] Shutting down cpus with NMI [ 52.794672][ T16] Kernel Offset: disabled [ 52.798989][ T16] Rebooting in 86400 seconds..