panic: runtime error: index out of range [-146] goroutine 306 gp=0xc0007fe000 m=16 mp=0xc000181c08 [running]: panic({0x12d4560?, 0xc00047a1f8?}) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc0007677d8 sp=0xc000767728 pc=0x4740c8 runtime.goPanicIndex(0xffffffffffffff6e, 0x65) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:115 +0x74 fp=0xc000767818 sp=0xc0007677d8 pc=0x438b74 gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptICMPv6(0x7f1de2a6a800?, {0x1601d58?, 0xc00053e000?}, {0x7f1de2a6a800, 0xc00053a008}, 0xffffffffffffff6e, {0xc000a14b1c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:2431 +0x21b fp=0xc000767898 sp=0xc000767818 pc=0xba9bbb gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x46e47a?, {0x1601d58?, 0xc00053e000?}, {0x7f1de2a6a800?, 0xc00053a008?}, 0xa40ac8?, 0xc000767988?, {0xc000a14b1c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:1935 +0xeb fp=0xc0007678f0 sp=0xc000767898 pc=0xba872b gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc00053e000, 0xc000a14008?, 0x3a?, 0xffffffffffffff6e?, {0xc000a14b1c, 0x0?, 0x90?}) pkg/sentry/socket/netstack/netstack.go:672 +0x225 fp=0xc000767998 sp=0xc0007678f0 pc=0xba28a5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc000a14008, 0xc000767b10?, {{0x3}, {0x3a}, {0xffffff6e}, {0x0}, {0x0}, {0x7f7b309d8e58}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x246 fp=0xc000767a78 sp=0xc000767998 pc=0xc31026 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000a14008, 0x36, {{0x3}, {0x3a}, {0xffffff6e}, {0x0}, {0x0}, {0x7f7b309d8e58}}) pkg/sentry/kernel/task_syscall.go:143 +0x657 fp=0xc000767ca8 sp=0xc000767a78 pc=0xa7b897 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000a14008, 0x36, {{0x3}, {0x3a}, {0xffffff6e}, {0x0}, {0x0}, {0x7f7b309d8e58}}) pkg/sentry/kernel/task_syscall.go:323 +0x45 fp=0xc000767d00 sp=0xc000767ca8 pc=0xa7ca05 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000a14008, 0x36, {{0x3}, {0x3a}, {0xffffff6e}, {0x0}, {0x0}, {0x7f7b309d8e58}}) pkg/sentry/kernel/task_syscall.go:283 +0x65 fp=0xc000767d50 sp=0xc000767d00 pc=0xa7c705 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0007c4c30?) pkg/sentry/kernel/task_syscall.go:258 +0x2a5 fp=0xc000767e28 sp=0xc000767d50 pc=0xa7c485 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000748000?, 0xc000a14008) pkg/sentry/kernel/task_run.go:269 +0xefc fp=0xc000767f30 sp=0xc000767e28 pc=0xa71c7c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000a14008, 0xa) pkg/sentry/kernel/task_run.go:97 +0x214 fp=0xc000767fc0 sp=0xc000767f30 pc=0xa706f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x25 fp=0xc000767fe0 sp=0xc000767fc0 pc=0xa7a2a5 runtime.goexit({}) src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000767fe8 sp=0xc000767fe0 pc=0x47d181 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 25 pkg/sentry/kernel/task_start.go:412 +0xc5