fatal error: unexpected signal during runtime execution [signal SIGFPE: floating-point exception code=0x3 addr=0x425e45 pc=0x425e45] goroutine 194487 [running]: runtime.throw(0x12c19e0, 0x2a) GOROOT/src/runtime/panic.go:1116 +0x72 fp=0xc00752b760 sp=0xc00752b730 pc=0x4374f2 runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:704 +0x4ac fp=0xc00752b790 sp=0xc00752b760 pc=0x44df8c runtime.deductSweepCredit(0x2000, 0x0) GOROOT/src/runtime/mgcsweep.go:862 +0xe5 fp=0xc00752b7b8 sp=0xc00752b790 pc=0x425e45 runtime.(*mcentral).cacheSpan(0x1d4a018, 0x3f6fcc296bf0) GOROOT/src/runtime/mcentral.go:101 +0x65 fp=0xc00752b830 sp=0xc00752b7b8 pc=0x4185e5 runtime.(*mcache).refill(0x7f71ba08fa20, 0xc) GOROOT/src/runtime/mcache.go:142 +0xa5 fp=0xc00752b850 sp=0xc00752b830 pc=0x418305 runtime.(*mcache).nextFree(0x7f71ba08fa20, 0x486f0c, 0xc0009d7800, 0x18, 0x18) GOROOT/src/runtime/malloc.go:880 +0x8d fp=0xc00752b888 sp=0xc00752b850 pc=0x40d42d runtime.mallocgc(0x50, 0x115ef00, 0x493b01, 0x1ca68d7eb0284) GOROOT/src/runtime/malloc.go:1061 +0x834 fp=0xc00752b928 sp=0xc00752b888 pc=0x40de14 runtime.newobject(0x115ef00, 0x1ca68d7eb0284) GOROOT/src/runtime/malloc.go:1195 +0x38 fp=0xc00752b958 sp=0xc00752b928 pc=0x40e2b8 time.NewTimer(0x0, 0xc00752b9e8) GOROOT/src/time/sleep.go:86 +0x6c fp=0xc00752b998 sp=0xc00752b958 pc=0x493c8c gvisor.dev/gvisor/pkg/sentry/kernel/time.(*Timer).init(0xc000e32980) pkg/sentry/kernel/time/time.go:561 +0x52 fp=0xc00752b9f8 sp=0xc00752b998 pc=0x782512 gvisor.dev/gvisor/pkg/sentry/kernel/time.NewTimer(...) pkg/sentry/kernel/time/time.go:523 gvisor.dev/gvisor/pkg/sentry/kernel/time.After(0x1426cc0, 0xc000102990, 0x0, 0xc000126080, 0xc006765b00, 0x47a765) pkg/sentry/kernel/time/time.go:536 +0x105 fp=0xc00752ba70 sp=0xc00752b9f8 pc=0x7823e5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.clockNanosleepFor(0xc007cee000, 0x1426cc0, 0xc000102990, 0x0, 0x0, 0x1b00, 0x93) pkg/sentry/syscalls/linux/sys_time.go:276 +0x65 fp=0xc00752bb08 sp=0xc00752ba70 pc=0xaebb65 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.(*clockNanosleepRestartBlock).Restart(0xc006989d00, 0xc007cee000, 0xc0026b7930, 0x0, 0xc00752bce0) pkg/sentry/syscalls/linux/sys_time.go:237 +0x5d fp=0xc00752bb50 sp=0xc00752bb08 pc=0xaeb77d gvisor.dev/gvisor/pkg/sentry/syscalls/linux.RestartSyscall(0xc007cee000, 0x7fbbdbf0b9e0, 0x0, 0x0, 0x0, 0x169c940, 0x0, 0x0, 0x44000000010b7a20, 0xa, ...) pkg/sentry/syscalls/linux/sys_signal.go:643 +0x8f fp=0xc00752bb90 sp=0xc00752bb50 pc=0xad7a6f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc007cee000, 0xdb, 0x7fbbdbf0b9e0, 0x0, 0x0, 0x0, 0x169c940, 0x0, 0xeb8077, 0x12950c0, ...) pkg/sentry/kernel/task_syscall.go:116 +0x1b9 fp=0xc00752bc50 sp=0xc00752bb90 pc=0xa4f139 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc007cee000, 0xdb, 0x7fbbdbf0b9e0, 0x0, 0x0, 0x0, 0x169c940, 0x0, 0x169c940, 0x0) pkg/sentry/kernel/task_syscall.go:291 +0x70 fp=0xc00752bcd8 sp=0xc00752bc50 pc=0xa503f0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc007cee000, 0xdb, 0x7fbbdbf0b9e0, 0x0, 0x0, 0x0, 0x169c940, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc00752bd38 sp=0xc00752bcd8 pc=0xa4fef4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc007cee000, 0x2, 0xc007cee000) pkg/sentry/kernel/task_syscall.go:205 +0x198 fp=0xc00752be08 sp=0xc00752bd38 pc=0xa4f7d8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc007cee000, 0x14013e0, 0x0) pkg/sentry/kernel/task_run.go:327 +0xd95 fp=0xc00752bf60 sp=0xc00752be08 pc=0xa42295 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc007cee000, 0x104d) pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc00752bfd0 sp=0xc00752bf60 pc=0xa40da2 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc00752bfd8 sp=0xc00752bfd0 pc=0x470681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:374 +0x116