panic: Unknown syscall -1 error: EOF goroutine 261 [running]: panic({0x172f440, 0xc0003124f0}) GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc0009a90a0 sp=0xc0009a8fe0 pc=0x438397 gvisor.dev/gvisor/pkg/sentry/kernel.ExtractErrno({0x1c84f20?, 0xc000146120?}, 0xc0009a91e0?) pkg/sentry/kernel/task_syscall.go:485 +0x3ae fp=0xc0009a9138 sp=0xc0009a90a0 pc=0xd20a0e gvisor.dev/gvisor/pkg/sentry/fsimpl/iouringfs.(*FileDescription).ProcessSubmission(0xc0003cf8dc?, 0xc0003460e0?, 0xc0009a91e0, 0x4522e0?) pkg/sentry/fsimpl/iouringfs/iouringfs.go:390 +0xca fp=0xc0009a9198 sp=0xc0009a9138 pc=0x110fe8a gvisor.dev/gvisor/pkg/sentry/fsimpl/iouringfs.(*FileDescription).ProcessSubmissions(0xc0007fa180, 0x3?, 0x2, 0x0?, 0x0?) pkg/sentry/fsimpl/iouringfs/iouringfs.go:350 +0x3c7 fp=0xc0009a9420 sp=0xc0009a9198 pc=0x110fa67 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.IOUringEnter(0xc0009e0000, {{0x3}, {0x2}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/iouringfs.go:115 +0x1b2 fp=0xc0009a9508 sp=0xc0009a9420 pc=0x112b732 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0009e0000, 0x1aa, {{0x3}, {0x2}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x9b8 fp=0xc0009a9a18 sp=0xc0009a9508 pc=0xd1cc78 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0009e0000, 0x0?, {{0x3}, {0x2}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x7d fp=0xc0009a9ab0 sp=0xc0009a9a18 pc=0xd1e9dd gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00074f770?, 0xc0004dcb60?, {{0x3}, {0x2}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f fp=0xc0009a9b28 sp=0xc0009a9ab0 pc=0xd1e3cf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0009e0000) pkg/sentry/kernel/task_syscall.go:257 +0x496 fp=0xc0009a9c50 sp=0xc0009a9b28 pc=0xd1df76 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0009e0000?, 0xc0009e0000) pkg/sentry/kernel/task_run.go:253 +0x18f9 fp=0xc0009a9ec0 sp=0xc0009a9c50 pc=0xd095b9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0009e0000, 0xd) pkg/sentry/kernel/task_run.go:94 +0x354 fp=0xc0009a9fb0 sp=0xc0009a9ec0 pc=0xd07354 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:378 +0x48 fp=0xc0009a9fe0 sp=0xc0009a9fb0 pc=0xd1a868 runtime.goexit() src/runtime/asm_amd64.s:1571 +0x1 fp=0xc0009a9fe8 sp=0xc0009a9fe0 pc=0x46e1c1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:378 +0x1a8