fatal error: fault [signal SIGBUS: bus error code=0x2 addr=0x7fc384c63020 pc=0x4610ca] goroutine 526806 [running]: runtime.throw(0xfbb19f, 0x5) GOROOT/src/runtime/panic.go:616 +0x81 fp=0xc4227cb5b8 sp=0xc4227cb598 pc=0x430041 runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:385 +0x273 fp=0xc4227cb608 sp=0xc4227cb5b8 pc=0x4475a3 runtime.memmove(0x7fc384c63000, 0x7fc38489a000, 0x15000) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_static_race_stripped/stdlib%/src/runtime/memmove_amd64.s:362 +0x42a fp=0xc4227cb610 sp=0xc4227cb608 pc=0x4610ca runtime.slicecopy(0x7fc384c63000, 0x15000, 0x15000, 0x7fc38489a000, 0x15000, 0x15000, 0x1, 0x2) GOROOT/src/runtime/slice.go:222 +0x140 fp=0xc4227cb658 sp=0xc4227cb610 pc=0x448e70 gvisor.googlesource.com/gvisor/pkg/sentry/safemem.Copy(0x7fc384c63000, 0x15000, 0x0, 0x7fc38489a000, 0x15000, 0x15000, 0xc4227cb800, 0xc4227cb940, 0xc4227cb840) pkg/sentry/safemem/block_unsafe.go:199 +0x546 fp=0xc4227cb750 sp=0xc4227cb658 pc=0x6a2f36 gvisor.googlesource.com/gvisor/pkg/sentry/safemem.CopySeq(0x7fc384c63000, 0xffffffffffffffff, 0x0, 0x15000, 0x7fc38489a000, 0xffffffffffffffff, 0x0, 0x15000, 0x0, 0x0, ...) pkg/sentry/safemem/seq_unsafe.go:276 +0x269 fp=0xc4227cb830 sp=0xc4227cb750 pc=0x6a6e49 gvisor.googlesource.com/gvisor/pkg/sentry/safemem.(*BlockSeqReader).ReadToBlocks(0xc4207faa40, 0x7fc384c63000, 0xffffffffffffffff, 0x0, 0x15000, 0x20, 0xc4207faa40, 0xc42153d9c0) pkg/sentry/safemem/io.go:86 +0xbd fp=0xc4227cb8e0 sp=0xc4227cb830 pc=0x6a385d gvisor.googlesource.com/gvisor/pkg/sentry/safemem.ReadFullToBlocks(0x10bc880, 0xc4207faa40, 0x7fc384c63000, 0xffffffffffffffff, 0x0, 0x15000, 0x0, 0x15000, 0x0) pkg/sentry/safemem/io.go:54 +0xfe fp=0xc4227cb970 sp=0xc4227cb8e0 pc=0x6a36fe gvisor.googlesource.com/gvisor/pkg/sentry/platform.AllocateAndFill(0x10ce7c0, 0xc420294000, 0x15000, 0x1, 0x10bc880, 0xc4207faa40, 0xffffffffffffffff, 0x0, 0x15000, 0xc4203e3f68) pkg/sentry/platform/platform.go:426 +0x153 fp=0xc4227cba00 sp=0xc4227cb970 pc=0x6d7163 gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).breakCopyOnWriteLocked(0xc4203e3900, 0xc4203e3f68, 0x1, 0x6f2000, 0x6f3000, 0x6f2000, 0x6f3000, 0xc4203e3f68, 0x1, 0xc4203e3f68) pkg/sentry/mm/pma.go:433 +0x342 fp=0xc4227cbb98 sp=0xc4227cba00 pc=0x7da302 gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsLocked(0xc4203e3900, 0x10cb800, 0xc420984900, 0xc4203e3970, 0x1, 0x6f2000, 0x6f3000, 0x1, 0xc4203e3970, 0x2, ...) pkg/sentry/mm/pma.go:142 +0x358 fp=0xc4227cbc88 sp=0xc4227cbb98 pc=0x7d8088 gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).HandleUserFault(0xc4203e3900, 0x10cb800, 0xc420984900, 0x6f21b0, 0x101, 0x7fa9de8e2aa0, 0x0, 0x101) pkg/sentry/mm/syscalls.go:55 +0x1a5 fp=0xc4227cbd60 sp=0xc4227cbc88 pc=0x7efc55 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc420984900, 0x10bc5a0, 0x0) pkg/sentry/kernel/task_run.go:255 +0x8b0 fp=0xc4227cbf48 sp=0xc4227cbd60 pc=0x86d2b0 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc420984900, 0x1542) pkg/sentry/kernel/task_run.go:95 +0x265 fp=0xc4227cbfd0 sp=0xc4227cbf48 pc=0x86c485 runtime.goexit() bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_static_race_stripped/stdlib%/src/runtime/asm_amd64.s:2361 +0x1 fp=0xc4227cbfd8 sp=0xc4227cbfd0 pc=0x460431 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x194