2026/05/12 05:59:49 extracted 324817 text symbol hashes for base and 324817 for patched 2026/05/12 05:59:49 binaries are different, continuing fuzzing 2026/05/12 05:59:49 adding modified_functions to focus areas: ["__vfio_pci_intx_mask" "vfio_basic_config_read" "vfio_basic_config_write" "vfio_config_init" "vfio_intx_handler" "vfio_msi_disable" "vfio_msi_set_vector_signal" "vfio_pci_core_disable" "vfio_pci_core_enable" "vfio_pci_core_ioctl" "vfio_pci_core_ioctl_feature" "vfio_pci_core_runtime_resume" "vfio_pci_core_runtime_suspend" "vfio_pci_core_sriov_configure" "vfio_pci_dev_set_hot_reset" "vfio_pci_intx_unmask" "vfio_pci_intx_unmask_handler" "vfio_pci_ioctl_get_region_info" "vfio_pci_probe_power_state" "vfio_pci_set_err_trigger" "vfio_pci_set_intx_mask" "vfio_pci_set_intx_trigger" "vfio_pci_set_intx_unmask" "vfio_pci_set_msi_trigger" "vfio_pci_set_power_state" "vfio_pci_set_req_trigger" "vfio_pci_vga_init" "vfio_pci_vmf_insert_pfn" "vfio_send_intx_eventfd"] 2026/05/12 05:59:49 adding directly modified files to focus areas: ["drivers/vfio/pci/mlx5/cmd.h" "include/linux/vfio_pci_core.h"] 2026/05/12 05:59:49 downloading corpus #1: "https://storage.googleapis.com/syzkaller/corpus/ci-upstream-kasan-gce-root-corpus.db" 2026/05/12 06:00:55 runner 1 connected 2026/05/12 06:00:55 runner 7 connected 2026/05/12 06:00:56 runner 0 connected 2026/05/12 06:00:56 runner 3 connected 2026/05/12 06:00:56 runner 4 connected 2026/05/12 06:00:56 runner 2 connected 2026/05/12 06:00:56 runner 2 connected 2026/05/12 06:00:56 runner 6 connected 2026/05/12 06:00:57 runner 0 connected 2026/05/12 06:00:57 runner 5 connected 2026/05/12 06:00:57 runner 8 connected 2026/05/12 06:00:58 runner 1 connected 2026/05/12 06:01:02 initializing coverage information... 2026/05/12 06:01:03 executor cover filter: 0 PCs 2026/05/12 06:01:06 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") MemoryDump : disabled by user 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 : 172/8238 2026/05/12 06:01:06 base: machine check complete 2026/05/12 06:01:08 discovered 7615 source files, 335659 symbols 2026/05/12 06:01:09 coverage filter: ^__vfio_pci_intx_mask$: [__vfio_pci_intx_mask] 2026/05/12 06:01:09 coverage filter: ^vfio_basic_config_read$: [vfio_basic_config_read] 2026/05/12 06:01:09 coverage filter: ^vfio_basic_config_write$: [vfio_basic_config_write] 2026/05/12 06:01:09 coverage filter: ^vfio_config_init$: [vfio_config_init] 2026/05/12 06:01:09 coverage filter: ^vfio_intx_handler$: [vfio_intx_handler] 2026/05/12 06:01:09 coverage filter: ^vfio_msi_disable$: [vfio_msi_disable] 2026/05/12 06:01:09 coverage filter: ^vfio_msi_set_vector_signal$: [vfio_msi_set_vector_signal] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_core_disable$: [vfio_pci_core_disable] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_core_enable$: [vfio_pci_core_enable] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_core_ioctl$: [vfio_pci_core_ioctl] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_core_ioctl_feature$: [vfio_pci_core_ioctl_feature] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_core_runtime_resume$: [vfio_pci_core_runtime_resume] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_core_runtime_suspend$: [vfio_pci_core_runtime_suspend] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_core_sriov_configure$: [vfio_pci_core_sriov_configure] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_dev_set_hot_reset$: [vfio_pci_dev_set_hot_reset] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_intx_unmask$: [vfio_pci_intx_unmask] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_intx_unmask_handler$: [vfio_pci_intx_unmask_handler] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_ioctl_get_region_info$: [vfio_pci_ioctl_get_region_info] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_probe_power_state$: [vfio_pci_probe_power_state] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_set_err_trigger$: [vfio_pci_set_err_trigger] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_set_intx_mask$: [vfio_pci_set_intx_mask] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_set_intx_trigger$: [vfio_pci_set_intx_trigger] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_set_intx_unmask$: [vfio_pci_set_intx_unmask] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_set_msi_trigger$: [vfio_pci_set_msi_trigger] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_set_power_state$: [vfio_pci_set_power_state] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_set_req_trigger$: [vfio_pci_set_req_trigger] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_vga_init$: [vfio_pci_vga_init] 2026/05/12 06:01:09 coverage filter: ^vfio_pci_vmf_insert_pfn$: [vfio_pci_vmf_insert_pfn] 2026/05/12 06:01:09 coverage filter: ^vfio_send_intx_eventfd$: [vfio_send_intx_eventfd] 2026/05/12 06:01:09 coverage filter: drivers/vfio/pci/mlx5/cmd.h: [] 2026/05/12 06:01:09 coverage filter: include/linux/vfio_pci_core.h: [] 2026/05/12 06:01:09 area "symbols": 1227 PCs in the cover filter 2026/05/12 06:01:09 area "files": 0 PCs in the cover filter 2026/05/12 06:01:09 area "": 0 PCs in the cover filter 2026/05/12 06:01:09 executor cover filter: 0 PCs 2026/05/12 06:01:10 machine check: disabled the following syscalls: openat$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") MemoryDump : disabled by user 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 : 172/8238 2026/05/12 06:01:10 new: machine check complete 2026/05/12 06:01:14 new: adding 2547 seeds 2026/05/12 06:01:22 triaged 96.8% of the corpus 2026/05/12 06:01:22 starting bug reproductions 2026/05/12 06:01:22 starting bug reproductions (max 6 VMs, 4 repros) 2026/05/12 06:01:52 triaged 100.0% of the corpus 2026/05/12 06:04:52 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 7, "corpus": 705, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 46, "coverage": 9787, "distributor delayed": 380, "distributor undelayed": 380, "distributor violated": 0, "exec candidate": 2547, "exec collide": 3238, "exec fuzz": 6058, "exec gen": 301, "exec hints": 962, "exec inject": 0, "exec minimize": 9407, "exec retries": 0, "exec seeds": 1925, "exec smash": 6429, "exec total [base]": 14515, "exec total [new]": 40352, "exec triage": 1897, "executor restarts [base]": 30, "executor restarts [new]": 48, "fault jobs": 0, "fuzzer jobs": 899, "fuzzing VMs [base]": 3, "fuzzing VMs [new]": 9, "hints jobs": 200, "max signal": 10337, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 5091, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 811, "no exec duration": 19016000000, "no exec requests": 21, "pending": 0, "prog exec time": 357, "reproducing": 0, "rpc recv": 1182931940, "rpc sent": 50076080, "signal": 9351, "smash jobs": 686, "triage jobs": 13, "vm output": 180311, "vm restarts [base]": 3, "vm restarts [new]": 9 } 2026/05/12 06:09:01 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:09:06 base crash: no output from test machine 2026/05/12 06:09:52 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 42, "corpus": 952, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 215, "coverage": 11852, "distributor delayed": 532, "distributor undelayed": 532, "distributor violated": 0, "exec candidate": 2547, "exec collide": 7166, "exec fuzz": 13307, "exec gen": 698, "exec hints": 2498, "exec inject": 0, "exec minimize": 13310, "exec retries": 0, "exec seeds": 2742, "exec smash": 15648, "exec total [base]": 14758, "exec total [new]": 68090, "exec triage": 2587, "executor restarts [base]": 33, "executor restarts [new]": 57, "fault jobs": 0, "fuzzer jobs": 958, "fuzzing VMs [base]": 1, "fuzzing VMs [new]": 9, "hints jobs": 173, "max signal": 12865, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 7003, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1113, "no exec duration": 19016000000, "no exec requests": 21, "pending": 0, "prog exec time": 301, "reproducing": 0, "rpc recv": 1479232072, "rpc sent": 95625072, "signal": 11337, "smash jobs": 775, "triage jobs": 10, "vm output": 358252, "vm restarts [base]": 3, "vm restarts [new]": 9 } 2026/05/12 06:09:58 runner 2 connected 2026/05/12 06:10:03 runner 0 connected 2026/05/12 06:11:54 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:12:41 base crash: BUG: soft lockup in kvm_vcpu_ioctl 2026/05/12 06:12:51 runner 1 connected 2026/05/12 06:13:39 runner 2 connected 2026/05/12 06:14:52 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 64, "corpus": 1069, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 450, "coverage": 12327, "distributor delayed": 628, "distributor undelayed": 628, "distributor violated": 0, "exec candidate": 2547, "exec collide": 10100, "exec fuzz": 19056, "exec gen": 1031, "exec hints": 3782, "exec inject": 0, "exec minimize": 15602, "exec retries": 0, "exec seeds": 3170, "exec smash": 22949, "exec total [base]": 15366, "exec total [new]": 88787, "exec triage": 2962, "executor restarts [base]": 45, "executor restarts [new]": 72, "fault jobs": 0, "fuzzer jobs": 474, "fuzzing VMs [base]": 3, "fuzzing VMs [new]": 9, "hints jobs": 95, "max signal": 13380, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 8102, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1271, "no exec duration": 19016000000, "no exec requests": 21, "pending": 0, "prog exec time": 338, "reproducing": 0, "rpc recv": 1830835660, "rpc sent": 133656584, "signal": 11693, "smash jobs": 366, "triage jobs": 13, "vm output": 644924, "vm restarts [base]": 7, "vm restarts [new]": 9 } 2026/05/12 06:16:11 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:17:17 runner 0 connected 2026/05/12 06:18:25 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:19:02 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:19:29 runner 1 connected 2026/05/12 06:19:52 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 81, "corpus": 1150, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 592, "coverage": 12633, "distributor delayed": 697, "distributor undelayed": 697, "distributor violated": 0, "exec candidate": 2547, "exec collide": 12123, "exec fuzz": 22954, "exec gen": 1259, "exec hints": 5015, "exec inject": 0, "exec minimize": 17033, "exec retries": 0, "exec seeds": 3441, "exec smash": 27589, "exec total [base]": 15425, "exec total [new]": 102764, "exec triage": 3232, "executor restarts [base]": 51, "executor restarts [new]": 87, "fault jobs": 0, "fuzzer jobs": 148, "fuzzing VMs [base]": 2, "fuzzing VMs [new]": 9, "hints jobs": 45, "max signal": 13752, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 8768, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1380, "no exec duration": 19016000000, "no exec requests": 21, "pending": 0, "prog exec time": 16377, "reproducing": 0, "rpc recv": 2049692248, "rpc sent": 160704192, "signal": 11981, "smash jobs": 99, "triage jobs": 4, "vm output": 918684, "vm restarts [base]": 9, "vm restarts [new]": 9 } 2026/05/12 06:20:08 runner 2 connected 2026/05/12 06:24:08 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:24:46 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:24:52 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 86, "corpus": 1214, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 715, "coverage": 12829, "distributor delayed": 754, "distributor undelayed": 754, "distributor violated": 0, "exec candidate": 2547, "exec collide": 15871, "exec fuzz": 29939, "exec gen": 1640, "exec hints": 6817, "exec inject": 0, "exec minimize": 18093, "exec retries": 0, "exec seeds": 3649, "exec smash": 30072, "exec total [base]": 15669, "exec total [new]": 119643, "exec triage": 3427, "executor restarts [base]": 57, "executor restarts [new]": 135, "fault jobs": 0, "fuzzer jobs": 18, "fuzzing VMs [base]": 1, "fuzzing VMs [new]": 9, "hints jobs": 3, "max signal": 14041, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 9286, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1464, "no exec duration": 19016000000, "no exec requests": 21, "pending": 0, "prog exec time": 493, "reproducing": 0, "rpc recv": 2192032140, "rpc sent": 195361328, "signal": 12149, "smash jobs": 9, "triage jobs": 6, "vm output": 1330060, "vm restarts [base]": 10, "vm restarts [new]": 9 } 2026/05/12 06:25:13 runner 1 connected 2026/05/12 06:25:44 runner 2 connected 2026/05/12 06:27:10 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:28:15 runner 0 connected 2026/05/12 06:29:20 patched crashed: INFO: rcu detected stall in corrupted [need repro = false] 2026/05/12 06:29:23 patched crashed: INFO: rcu detected stall in corrupted [need repro = false] 2026/05/12 06:29:23 patched crashed: INFO: rcu detected stall in corrupted [need repro = false] 2026/05/12 06:29:23 patched crashed: INFO: rcu detected stall in corrupted [need repro = false] 2026/05/12 06:29:23 patched crashed: INFO: rcu detected stall in kvm_vm_release [need repro = false] 2026/05/12 06:29:52 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 88, "corpus": 1252, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 783, "coverage": 12970, "distributor delayed": 781, "distributor undelayed": 781, "distributor violated": 0, "exec candidate": 2547, "exec collide": 18149, "exec fuzz": 34374, "exec gen": 1847, "exec hints": 7325, "exec inject": 0, "exec minimize": 18659, "exec retries": 0, "exec seeds": 3765, "exec smash": 31041, "exec total [base]": 15962, "exec total [new]": 128816, "exec triage": 3532, "executor restarts [base]": 66, "executor restarts [new]": 174, "fault jobs": 0, "fuzzer jobs": 9, "fuzzing VMs [base]": 3, "fuzzing VMs [new]": 4, "hints jobs": 2, "max signal": 14141, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 9528, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1507, "no exec duration": 19016000000, "no exec requests": 21, "pending": 0, "prog exec time": 303, "reproducing": 0, "rpc recv": 2356557732, "rpc sent": 214147392, "signal": 12278, "smash jobs": 5, "triage jobs": 2, "vm output": 1682583, "vm restarts [base]": 13, "vm restarts [new]": 9 } 2026/05/12 06:30:25 runner 4 connected 2026/05/12 06:30:26 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:30:27 runner 6 connected 2026/05/12 06:30:27 runner 1 connected 2026/05/12 06:30:28 runner 2 connected 2026/05/12 06:30:29 runner 8 connected 2026/05/12 06:31:24 runner 1 connected 2026/05/12 06:31:31 base crash: INFO: rcu detected stall in corrupted 2026/05/12 06:31:52 fuzzer has not reached the modified code in 30m0s, aborting 2026/05/12 06:31:52 repro loop terminated 2026/05/12 06:31:52 base: rpc server terminaled 2026/05/12 06:31:52 new: rpc server terminaled 2026/05/12 06:31:52 new: pool terminated 2026/05/12 06:31:52 new: kernel context loop terminated 2026/05/12 06:32:28 base: pool terminated 2026/05/12 06:32:28 base: kernel context loop terminated 2026/05/12 06:32:28 diff fuzzing terminated 2026/05/12 06:32:28 status reporting terminated 2026/05/12 06:32:28 bug reporting terminated 2026/05/12 06:32:28 fuzzing is finished 2026/05/12 06:32:28 status at the end: Title On-Base On-Patched Status BUG: soft lockup in kvm_vcpu_ioctl 1 crashes completed INFO: rcu detected stall in corrupted 10 crashes 4 crashes completed INFO: rcu detected stall in kvm_vm_release 1 crashes ignored no output from test machine 1 crashes completed