fatal error: fault
[signal SIGBUS: bus error code=0x2 addr=0x7f050db0ef80 pc=0x456c05]

goroutine 142631 [running]:
runtime.throw(0xbbbae4, 0x5)
	GOROOT/src/runtime/panic.go:616 +0x81 fp=0xc42088f150 sp=0xc42088f130 pc=0x429441
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:385 +0x273 fp=0xc42088f1a0 sp=0xc42088f150 pc=0x43e693
runtime.memmove(0xc420d00000, 0x7f050d943fff, 0x1cb001)
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib~/src/runtime/memmove_amd64.s:389 +0x485 fp=0xc42088f1a8 sp=0xc42088f1a0 pc=0x456c05
gvisor.googlesource.com/gvisor/pkg/sentry/safemem.Copy(0xc420d00000, 0x7ffff000, 0x34f00, 0x7f050d943fff, 0x1cb001, 0x1cb000, 0x7f050bb0f000, 0xc000000, 0xb200000)
	pkg/sentry/safemem/block_unsafe.go:199 +0x33d fp=0xc42088f258 sp=0xc42088f1a8 pc=0x5ccf0d
gvisor.googlesource.com/gvisor/pkg/sentry/safemem.CopySeq(0xc420d00000, 0xffffffffffffffff, 0x0, 0x7ffff000, 0xc4206d2510, 0x2, 0x34fff, 0x3cb001, 0x9, 0xc4206852e8, ...)
	pkg/sentry/safemem/seq_unsafe.go:276 +0x25d fp=0xc42088f328 sp=0xc42088f258 pc=0x5cfdbd
gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).CopyIn.func1(0xc4206d2510, 0x2, 0x34fff, 0x3cb001, 0x21000000, 0xc4206d2510, 0x2)
	pkg/sentry/mm/io.go:163 +0x7d fp=0xc42088f390 sp=0xc42088f328 pc=0x6b778d
gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc420684c80, 0xc7a780, 0xc420a27b00, 0x20c34fff, 0x21000000, 0x1, 0xc42088f4e0, 0x0, 0x1340, 0x4d)
	pkg/sentry/mm/io.go:504 +0x41a fp=0xc42088f490 sp=0xc42088f390 pc=0x691cba
gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).CopyIn(0xc420684c80, 0xc7a780, 0xc420a27b00, 0x20c34fff, 0xc420d00000, 0x7ffff000, 0x7ffff000, 0xc420880100, 0x40fc87, 0x0, ...)
	pkg/sentry/mm/io.go:162 +0x14b fp=0xc42088f520 sp=0xc42088f490 pc=0x68fd3b
gvisor.googlesource.com/gvisor/pkg/sentry/usermem.CopyInVec(0xc7a780, 0xc420a27b00, 0xc794c0, 0xc420684c80, 0x0, 0x1, 0x20c34fff, 0x7ffff000, 0xc420d00000, 0x7ffff000, ...)
	pkg/sentry/usermem/usermem.go:300 +0x1b0 fp=0xc42088f5b0 sp=0xc42088f520 pc=0x5d40a0
gvisor.googlesource.com/gvisor/pkg/sentry/usermem.IOSequence.CopyIn(0xc794c0, 0xc420684c80, 0x0, 0x1, 0x20c34fff, 0x7ffff000, 0x100, 0xc7a780, 0xc420a27b00, 0xc420d00000, ...)
	pkg/sentry/usermem/usermem.go:504 +0xc4 fp=0xc42088f638 sp=0xc42088f5b0 pc=0x5d4f94
gvisor.googlesource.com/gvisor/pkg/sentry/fs/tty.(*queue).write(0xc420688840, 0xc7a780, 0xc420a27b00, 0xc794c0, 0xc420684c80, 0x0, 0x1, 0x20c34fff, 0x7ffff000, 0x100, ...)
	pkg/sentry/fs/tty/queue.go:165 +0xfa fp=0xc42088f708 sp=0xc42088f638 pc=0x8605aa
gvisor.googlesource.com/gvisor/pkg/sentry/fs/tty.(*lineDiscipline).inputQueueWrite(0xc420688840, 0xc7a780, 0xc420a27b00, 0xc794c0, 0xc420684c80, 0x0, 0x1, 0x20c34fff, 0x7ffff000, 0x100, ...)
	pkg/sentry/fs/tty/line_discipline.go:159 +0xe1 fp=0xc42088f790 sp=0xc42088f708 pc=0x85e2b1
gvisor.googlesource.com/gvisor/pkg/sentry/fs/tty.(*masterFileOperations).Write(0xc4201a6030, 0xc7a780, 0xc420a27b00, 0xc4204d83f0, 0xc794c0, 0xc420684c80, 0x0, 0x1, 0x20c34fff, 0x7ffff000, ...)
	pkg/sentry/fs/tty/master.go:145 +0x7e fp=0xc42088f808 sp=0xc42088f790 pc=0x85f8ce
gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*File).Writev(0xc4204d83f0, 0xc7a780, 0xc420a27b00, 0xc794c0, 0xc420684c80, 0x0, 0x1, 0x20c34fff, 0x7ffff000, 0x100, ...)
	pkg/sentry/fs/file.go:271 +0x170 fp=0xc42088f8b8 sp=0xc42088f808 pc=0x618e50
gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.writev(0xc420a27b00, 0xc4204d83f0, 0xc794c0, 0xc420684c80, 0x0, 0x1, 0x20c34fff, 0x7ffff000, 0x100, 0x7ffff000, ...)
	pkg/sentry/syscalls/linux/sys_write.go:191 +0x91 fp=0xc42088fa60 sp=0xc42088f8b8 pc=0x8cecd1
gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Write(0xc420a27b00, 0x3, 0x20c34fff, 0xffffff0b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/sys_write.go:67 +0x21e fp=0xc42088fb78 sp=0xc42088fa60 pc=0x8cdbbe
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc420a27b00, 0x1, 0x3, 0x20c34fff, 0xffffff0b, 0x0, 0x0, 0x0, 0xc4202d01c0, 0xbb9f40, ...)
	pkg/sentry/kernel/task_syscall.go:162 +0x307 fp=0xc42088fc30 sp=0xc42088fb78 pc=0x70f367
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc420a27b00, 0x1, 0x3, 0x20c34fff, 0xffffff0b, 0x0, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:278 +0x62 fp=0xc42088fcb8 sp=0xc42088fc30 pc=0x710002
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc420a27b00, 0x1, 0x3, 0x20c34fff, 0xffffff0b, 0x0, 0x0, 0x0, 0xc6d860, 0xc42088fe00)
	pkg/sentry/kernel/task_syscall.go:241 +0x91 fp=0xc42088fd18 sp=0xc42088fcb8 pc=0x70fc31
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc420a27b00, 0x2, 0xc420144c60)
	pkg/sentry/kernel/task_syscall.go:216 +0x10c fp=0xc42088fe10 sp=0xc42088fd18 pc=0x70f58c
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc420a27b00, 0xc6d860, 0x0)
	pkg/sentry/kernel/task_run.go:217 +0xed8 fp=0xc42088ff88 sp=0xc42088fe10 pc=0x706a68
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc420a27b00, 0xdb6)
	pkg/sentry/kernel/task_run.go:95 +0x174 fp=0xc42088ffd0 sp=0xc42088ff88 pc=0x705824
runtime.goexit()
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib~/src/runtime/asm_amd64.s:2361 +0x1 fp=0xc42088ffd8 sp=0xc42088ffd0 pc=0x455f11
created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:251 +0x100