SIGSEGV: segmentation violation PC=0x9f0200 m=14 sigcode=1 goroutine 143 [syscall, locked to thread]: DIAGNOSIS: I0321 19:42:34.649077 6708 x:0] *************************** I0321 19:42:34.649144 6708 x:0] Args: [/syzkaller/managers/kvm-direct-sandbox/current/image -root /syzkaller/managers/kvm-direct-sandbox/workdir/gvisor_root -watchdog-action=panic -network=none -debug -platform=kvm -file-access=exclusive -network=sandbox debug -stacks ci-gvisor-kvm-direct-sandbox-3] I0321 19:42:34.649158 6708 x:0] Git Revision: 6bece16b880e6afd3a1347205c45ae6f9272a5f5 I0321 19:42:34.649163 6708 x:0] PID: 6708 I0321 19:42:34.649169 6708 x:0] UID: 0, GID: 0 I0321 19:42:34.649172 6708 x:0] Configuration: I0321 19:42:34.649175 6708 x:0] RootDir: /syzkaller/managers/kvm-direct-sandbox/workdir/gvisor_root I0321 19:42:34.649178 6708 x:0] Platform: kvm I0321 19:42:34.649185 6708 x:0] FileAccess: exclusive, overlay: false I0321 19:42:34.649191 6708 x:0] Network: sandbox, logging: false I0321 19:42:34.649198 6708 x:0] Strace: false, max size: 1024, syscalls: [] I0321 19:42:34.649209 6708 x:0] *************************** D0321 19:42:34.649227 6708 x:0] Load container "/syzkaller/managers/kvm-direct-sandbox/workdir/gvisor_root" "ci-gvisor-kvm-direct-sandbox-3" D0321 19:42:34.650805 6708 x:0] Signal container "ci-gvisor-kvm-direct-sandbox-3": signal 0 D0321 19:42:34.650826 6708 x:0] Signal sandbox "ci-gvisor-kvm-direct-sandbox-3" D0321 19:42:34.650835 6708 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-sandbox-3" D0321 19:42:34.650967 6708 x:0] urpc: successfully marshalled 110 bytes. I0321 19:42:34.800024 6708 x:0] Found sandbox "ci-gvisor-kvm-direct-sandbox-3", PID: 59251 I0321 19:42:34.800046 6708 x:0] Retrieving sandbox stacks D0321 19:42:34.800051 6708 x:0] Stacks sandbox "ci-gvisor-kvm-direct-sandbox-3" D0321 19:42:34.800056 6708 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-sandbox-3" D0321 19:42:34.800131 6708 x:0] urpc: successfully marshalled 36 bytes. W0321 19:42:34.820377 6708 x:0] FATAL ERROR: retrieving stacks: getting sandbox "ci-gvisor-kvm-direct-sandbox-3" stacks: urpc method "debug.Stacks" failed: connection reset by peer retrieving stacks: getting sandbox "ci-gvisor-kvm-direct-sandbox-3" stacks: urpc method "debug.Stacks" failed: connection reset by peer