2025/08/16 03:08:01 extracted 303751 symbol hashes for base and 303751 for patched 2025/08/16 03:08:01 adding modified_functions to focus areas: ["nvmet_execute_disc_identify"] 2025/08/16 03:08:01 adding directly modified files to focus areas: ["arch/loongarch/kvm/intc/ipi.c" "arch/loongarch/kvm/vcpu.c"] 2025/08/16 03:08:02 downloaded the corpus from https://storage.googleapis.com/syzkaller/corpus/ci-upstream-kasan-gce-root-corpus.db 2025/08/16 03:09:00 runner 7 connected 2025/08/16 03:09:00 runner 2 connected 2025/08/16 03:09:00 runner 6 connected 2025/08/16 03:09:00 runner 5 connected 2025/08/16 03:09:00 runner 1 connected 2025/08/16 03:09:00 runner 8 connected 2025/08/16 03:09:00 runner 3 connected 2025/08/16 03:09:00 runner 1 connected 2025/08/16 03:09:00 runner 2 connected 2025/08/16 03:09:01 runner 3 connected 2025/08/16 03:09:01 runner 4 connected 2025/08/16 03:09:07 executor cover filter: 0 PCs 2025/08/16 03:09:08 initializing coverage information... 2025/08/16 03:09:09 machine check: disabled the following syscalls: openat$sev : failed to open /dev/sev: no such file or directory syz_kvm_setup_cpu$ppc64 : unsupported arch transitively disabled the following syscalls (missing resource [creating syscalls]): close$binfmt : fd_binfmt [openat$binfmt] close$fd_v4l2_buffer : fd_v4l2_buffer [ioctl$VIDIOC_QUERYBUF_DMABUF] close$ibv_device : fd_rdma [openat$uverbs0] ioctl$KVM_CAP_SGX_ATTRIBUTE : fd_sgx_provision [openat$sgx_provision] ioctl$KVM_SEV_CERT_EXPORT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_DECRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_ENCRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_ES_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_GET_ATTESTATION_REPORT : fd_sev [openat$sev] ioctl$KVM_SEV_GUEST_STATUS : fd_sev [openat$sev] ioctl$KVM_SEV_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_INIT2 : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_MEASURE : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_SECRET : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_LAUNCH_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_RECEIVE_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_CANCEL : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_START : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_START : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_UPDATE : fd_sev [openat$sev] BinFmtMisc : enabled Comparisons : enabled Coverage : enabled DelayKcovMmap : enabled DevlinkPCI : PCI device 0000:00:10.0 is not available ExtraCoverage : enabled Fault : enabled KCSAN : write(/sys/kernel/debug/kcsan, on) failed KcovResetIoctl : kernel does not support ioctl(KCOV_RESET_TRACE) LRWPANEmulation : enabled Leak : failed to write(kmemleak, "scan=off") NetDevices : enabled NetInjection : enabled NicVF : PCI device 0000:00:11.0 is not available SandboxAndroid : setfilecon: setxattr failed. (errno 1: Operation not permitted). . process exited with status 67. SandboxNamespace : enabled SandboxNone : enabled SandboxSetuid : enabled Swap : enabled USBEmulation : enabled VhciInjection : enabled WifiEmulation : enabled syscalls : 165/8048 2025/08/16 03:09:09 base: machine check complete 2025/08/16 03:09:13 discovered 7699 source files, 338620 symbols 2025/08/16 03:09:13 coverage filter: nvmet_execute_disc_identify: [nvmet_execute_disc_identify] 2025/08/16 03:09:13 coverage filter: arch/loongarch/kvm/intc/ipi.c: [] 2025/08/16 03:09:13 coverage filter: arch/loongarch/kvm/vcpu.c: [] 2025/08/16 03:09:13 area "symbols": 15 PCs in the cover filter 2025/08/16 03:09:13 area "files": 0 PCs in the cover filter 2025/08/16 03:09:13 area "": 0 PCs in the cover filter 2025/08/16 03:09:13 executor cover filter: 0 PCs 2025/08/16 03:09:14 machine check: disabled the following syscalls: openat$sev : failed to open /dev/sev: no such file or directory syz_kvm_setup_cpu$ppc64 : unsupported arch transitively disabled the following syscalls (missing resource [creating syscalls]): close$binfmt : fd_binfmt [openat$binfmt] close$fd_v4l2_buffer : fd_v4l2_buffer [ioctl$VIDIOC_QUERYBUF_DMABUF] close$ibv_device : fd_rdma [openat$uverbs0] ioctl$KVM_CAP_SGX_ATTRIBUTE : fd_sgx_provision [openat$sgx_provision] ioctl$KVM_SEV_CERT_EXPORT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_DECRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_ENCRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_ES_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_GET_ATTESTATION_REPORT : fd_sev [openat$sev] ioctl$KVM_SEV_GUEST_STATUS : fd_sev [openat$sev] ioctl$KVM_SEV_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_INIT2 : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_MEASURE : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_SECRET : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_LAUNCH_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_RECEIVE_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_CANCEL : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_START : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_START : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_UPDATE : fd_sev [openat$sev] BinFmtMisc : enabled Comparisons : enabled Coverage : enabled DelayKcovMmap : enabled DevlinkPCI : PCI device 0000:00:10.0 is not available ExtraCoverage : enabled Fault : enabled KCSAN : write(/sys/kernel/debug/kcsan, on) failed KcovResetIoctl : kernel does not support ioctl(KCOV_RESET_TRACE) LRWPANEmulation : enabled Leak : failed to write(kmemleak, "scan=off") NetDevices : enabled NetInjection : enabled NicVF : PCI device 0000:00:11.0 is not available SandboxAndroid : setfilecon: setxattr failed. (errno 1: Operation not permitted). . process exited with status 67. SandboxNamespace : enabled SandboxNone : enabled SandboxSetuid : enabled Swap : enabled USBEmulation : enabled VhciInjection : enabled WifiEmulation : enabled syscalls : 165/8048 2025/08/16 03:09:14 new: machine check complete 2025/08/16 03:09:18 new: adding 2104 seeds 2025/08/16 03:09:33 triaged 97.3% of the corpus 2025/08/16 03:09:33 starting bug reproductions 2025/08/16 03:09:33 starting bug reproductions (max 10 VMs, 7 repros) 2025/08/16 03:10:03 triaged 100.0% of the corpus 2025/08/16 03:13:03 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 0, "corpus": 678, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 0, "coverage": 9829, "distributor delayed": 473, "distributor undelayed": 473, "distributor violated": 0, "exec candidate": 2104, "exec collide": 3428, "exec fuzz": 6222, "exec gen": 299, "exec hints": 1028, "exec inject": 0, "exec minimize": 9013, "exec retries": 0, "exec seeds": 1881, "exec smash": 6883, "exec total [base]": 17383, "exec total [new]": 38944, "exec triage": 1844, "executor restarts": 47, "fault jobs": 0, "fuzzer jobs": 827, "fuzzing VMs [base]": 3, "fuzzing VMs [new]": 8, "hints jobs": 161, "max signal": 10117, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 4867, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 771, "no exec duration": 20017000000, "no exec requests": 24, "pending": 0, "prog exec time": 174, "reproducing": 0, "rpc recv": 797076172, "rpc sent": 61178696, "signal": 9301, "smash jobs": 659, "triage jobs": 7, "vm output": 162565, "vm restarts [base]": 3, "vm restarts [new]": 8 } 2025/08/16 03:18:03 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 3, "corpus": 937, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 4, "coverage": 10831, "distributor delayed": 607, "distributor undelayed": 607, "distributor violated": 0, "exec candidate": 2104, "exec collide": 7969, "exec fuzz": 14735, "exec gen": 736, "exec hints": 2731, "exec inject": 0, "exec minimize": 13541, "exec retries": 0, "exec seeds": 2713, "exec smash": 17832, "exec total [base]": 29871, "exec total [new]": 71085, "exec triage": 2479, "executor restarts": 47, "fault jobs": 0, "fuzzer jobs": 664, "fuzzing VMs [base]": 3, "fuzzing VMs [new]": 8, "hints jobs": 146, "max signal": 11206, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 7050, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1063, "no exec duration": 20017000000, "no exec requests": 24, "pending": 0, "prog exec time": 274, "reproducing": 0, "rpc recv": 1144975676, "rpc sent": 151660560, "signal": 10334, "smash jobs": 511, "triage jobs": 7, "vm output": 239464, "vm restarts [base]": 3, "vm restarts [new]": 8 } 2025/08/16 03:18:09 base: boot error: can't ssh into the instance 2025/08/16 03:18:09 new: boot error: can't ssh into the instance 2025/08/16 03:18:09 new: boot error: can't ssh into the instance 2025/08/16 03:19:05 runner 0 connected 2025/08/16 03:19:05 runner 0 connected 2025/08/16 03:19:05 runner 9 connected 2025/08/16 03:23:03 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 19, "corpus": 1145, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 8, "coverage": 12212, "distributor delayed": 716, "distributor undelayed": 716, "distributor violated": 0, "exec candidate": 2104, "exec collide": 13019, "exec fuzz": 24227, "exec gen": 1231, "exec hints": 6091, "exec inject": 0, "exec minimize": 17208, "exec retries": 0, "exec seeds": 3423, "exec smash": 28411, "exec total [base]": 43754, "exec total [new]": 104981, "exec triage": 3021, "executor restarts": 53, "fault jobs": 0, "fuzzer jobs": 27, "fuzzing VMs [base]": 4, "fuzzing VMs [new]": 10, "hints jobs": 8, "max signal": 12817, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 8828, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1301, "no exec duration": 20017000000, "no exec requests": 24, "pending": 0, "prog exec time": 240, "reproducing": 0, "rpc recv": 1545304684, "rpc sent": 253488680, "signal": 11671, "smash jobs": 10, "triage jobs": 9, "vm output": 413588, "vm restarts [base]": 4, "vm restarts [new]": 10 } 2025/08/16 03:28:03 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 25, "corpus": 1291, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 11, "coverage": 12948, "distributor delayed": 776, "distributor undelayed": 776, "distributor violated": 0, "exec candidate": 2104, "exec collide": 20409, "exec fuzz": 38209, "exec gen": 1975, "exec hints": 7844, "exec inject": 0, "exec minimize": 20173, "exec retries": 0, "exec seeds": 3861, "exec smash": 32100, "exec total [base]": 56768, "exec total [new]": 136334, "exec triage": 3412, "executor restarts": 53, "fault jobs": 0, "fuzzer jobs": 18, "fuzzing VMs [base]": 4, "fuzzing VMs [new]": 10, "hints jobs": 3, "max signal": 13395, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 10351, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1469, "no exec duration": 20017000000, "no exec requests": 24, "pending": 0, "prog exec time": 294, "reproducing": 0, "rpc recv": 1793324216, "rpc sent": 352441752, "signal": 12358, "smash jobs": 6, "triage jobs": 9, "vm output": 674034, "vm restarts [base]": 4, "vm restarts [new]": 10 } 2025/08/16 03:33:03 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 49, "corpus": 1408, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 39, "coverage": 13310, "distributor delayed": 834, "distributor undelayed": 834, "distributor violated": 0, "exec candidate": 2104, "exec collide": 28331, "exec fuzz": 53307, "exec gen": 2752, "exec hints": 8841, "exec inject": 0, "exec minimize": 22110, "exec retries": 0, "exec seeds": 4214, "exec smash": 35002, "exec total [base]": 69156, "exec total [new]": 166653, "exec triage": 3745, "executor restarts": 53, "fault jobs": 0, "fuzzer jobs": 16, "fuzzing VMs [base]": 4, "fuzzing VMs [new]": 10, "hints jobs": 4, "max signal": 13768, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 11298, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1612, "no exec duration": 20017000000, "no exec requests": 24, "pending": 0, "prog exec time": 306, "reproducing": 0, "rpc recv": 1977062772, "rpc sent": 450574808, "signal": 12705, "smash jobs": 8, "triage jobs": 4, "vm output": 925521, "vm restarts [base]": 4, "vm restarts [new]": 10 } 2025/08/16 03:38:03 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 55, "corpus": 1497, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 71, "coverage": 13558, "distributor delayed": 882, "distributor undelayed": 882, "distributor violated": 0, "exec candidate": 2104, "exec collide": 36095, "exec fuzz": 67950, "exec gen": 3576, "exec hints": 9914, "exec inject": 0, "exec minimize": 23923, "exec retries": 0, "exec seeds": 4488, "exec smash": 37264, "exec total [base]": 81059, "exec total [new]": 195578, "exec triage": 4014, "executor restarts": 53, "fault jobs": 0, "fuzzer jobs": 17, "fuzzing VMs [base]": 4, "fuzzing VMs [new]": 10, "hints jobs": 3, "max signal": 14081, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 12181, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1726, "no exec duration": 20017000000, "no exec requests": 24, "pending": 0, "prog exec time": 314, "reproducing": 0, "rpc recv": 2148433968, "rpc sent": 545275768, "signal": 12911, "smash jobs": 10, "triage jobs": 4, "vm output": 1181081, "vm restarts [base]": 4, "vm restarts [new]": 10 } 2025/08/16 03:40:03 fuzzer has not reached the modified code in 30m0s, aborting 2025/08/16 03:40:03 syz-diff (base): kernel context loop terminated 2025/08/16 03:40:03 syz-diff (new): kernel context loop terminated 2025/08/16 03:40:03 diff fuzzing terminated 2025/08/16 03:40:03 bug reporting terminated 2025/08/16 03:40:03 status reporting terminated 2025/08/16 03:40:03 fuzzing is finished 2025/08/16 03:40:03 status at the end: Title On-Base On-Patched