panic: Unknown error: header is malformed goroutine 396 [running]: panic(0x10b2300, 0xc000918000) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc00057d6d8 sp=0xc00057d620 pc=0x437110 gvisor.dev/gvisor/pkg/syserr.TranslateNetstackError(0x1ced000, 0x14028c0) pkg/syserr/netstack.go:124 +0x147 fp=0xc00057d720 sp=0xc00057d6d8 pc=0x71c5a7 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*socketOpsCommon).SendMsg(0xc0002061d0, 0xc000394000, 0x141d5e0, 0xc000392000, 0xc000622980, 0x2, 0x0, 0x10011, 0x100, 0xc00060ad60, ...) pkg/sentry/socket/netstack/netstack.go:3771 +0x21e fp=0xc00057d8b0 sp=0xc00057d720 pc=0xbd543e gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.sendSingleMsg(0xc000394000, 0x7f7e43aec9c0, 0xc000206160, 0xc000206160, 0x200002c0, 0x0, 0x3d, 0x96af, 0xc00057dbd4) pkg/sentry/syscalls/linux/vfs2/socket.go:1361 +0x45e fp=0xc00057daf0 sp=0xc00057d8b0 pc=0xe750be gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.SendMsg(0xc000394000, 0x3, 0x200002c0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/socket.go:1193 +0x23c fp=0xc00057db90 sp=0xc00057daf0 pc=0xe7421c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000394000, 0x2e, 0x3, 0x200002c0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1289880, ...) pkg/sentry/kernel/task_syscall.go:116 +0x1b9 fp=0xc00057dc50 sp=0xc00057db90 pc=0xa4d799 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000394000, 0x2e, 0x3, 0x200002c0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1) pkg/sentry/kernel/task_syscall.go:291 +0x70 fp=0xc00057dcd8 sp=0xc00057dc50 pc=0xa4ea50 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000394000, 0x2e, 0x3, 0x200002c0, 0x0, 0x0, 0x1, 0x1, 0xc0003901e8, 0xc00099aa20) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc00057dd38 sp=0xc00057dcd8 pc=0xa4e554 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000394000, 0x2, 0xc000394000) pkg/sentry/kernel/task_syscall.go:205 +0x198 fp=0xc00057de08 sp=0xc00057dd38 pc=0xa4de38 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc000394000, 0x13f4c80, 0x0) pkg/sentry/kernel/task_run.go:327 +0xd95 fp=0xc00057df60 sp=0xc00057de08 pc=0xa408f5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000394000, 0xe) pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc00057dfd0 sp=0xc00057df60 pc=0xa3f402 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc00057dfd8 sp=0xc00057dfd0 pc=0x470681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:374 +0x116