fatal error: fault
[signal SIGBUS: bus error code=0x2 addr=0x7fca3f29c000 pc=0x4568f1]

goroutine 7284595 [running]:
runtime.throw(0xba2aa4, 0x5)
	GOROOT/src/runtime/panic.go:616 +0x81 fp=0xc4204485a8 sp=0xc420448588 pc=0x429441
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:385 +0x273 fp=0xc4204485f8 sp=0xc4204485a8 pc=0x43e6b3
runtime.memmove(0x7fca3f29c000, 0xc4202d6d60, 0x20)
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib%/src/runtime/memmove_amd64.s:180 +0x151 fp=0xc420448600 sp=0xc4204485f8 pc=0x4568f1
gvisor.googlesource.com/gvisor/pkg/sentry/safemem.Copy(0x7fca3f29c000, 0x20, 0x0, 0xc4202d6d60, 0x20, 0x0, 0xc4202d6d00, 0x8, 0x8)
	pkg/sentry/safemem/block_unsafe.go:199 +0x33d fp=0xc4204486b0 sp=0xc420448600 pc=0x5c8ecd
gvisor.googlesource.com/gvisor/pkg/sentry/safemem.CopySeq(0x7fca3f29c000, 0xffffffffffffffff, 0x0, 0x20, 0xc4202d6d60, 0xffffffffffffffff, 0x0, 0x20, 0xc4204487e8, 0x8, ...)
	pkg/sentry/safemem/seq_unsafe.go:276 +0x25d fp=0xc420448780 sp=0xc4204486b0 pc=0x5cbd7d
gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).CopyOut.func1(0x7fca3f29c000, 0xffffffffffffffff, 0x0, 0x20, 0x20040020, 0x7fca3f29c000, 0xffffffffffffffff)
	pkg/sentry/mm/io.go:120 +0x7d fp=0xc4204487e8 sp=0xc420448780 pc=0x6a8d1d
gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc420993200, 0xc610e0, 0xc435cfe900, 0x20040000, 0x20040020, 0x100, 0xc420448938, 0xc420054f70, 0x1, 0x4b7883)
	pkg/sentry/mm/io.go:464 +0x72c fp=0xc4204488e8 sp=0xc4204487e8 pc=0x683c0c
gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).CopyOut(0xc420993200, 0xc610e0, 0xc435cfe900, 0x20040000, 0xc4202d6d60, 0x20, 0x20, 0x100, 0xc4202d6d60, 0x20, ...)
	pkg/sentry/mm/io.go:119 +0x14b fp=0xc420448978 sp=0xc4204488e8 pc=0x6814fb
gvisor.googlesource.com/gvisor/pkg/sentry/usermem.(*IOReadWriter).Write(0xc420448a30, 0xc4202d6d60, 0x20, 0x20, 0x10b6228, 0xa42100, 0xc4202d6d40)
	pkg/sentry/usermem/usermem.go:155 +0x7c fp=0xc4204489e0 sp=0xc420448978 pc=0x5cf40c
gvisor.googlesource.com/gvisor/pkg/sentry/usermem.CopyObjectOut(0xc610e0, 0xc435cfe900, 0xc5fdc0, 0xc420993200, 0x20040000, 0xa42100, 0xc4202d6d40, 0x100, 0xc425fceac0, 0x707800, ...)
	pkg/sentry/usermem/usermem.go:184 +0x10a fp=0xc420448a70 sp=0xc4204489e0 pc=0x5cf59a
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).CopyOut(0xc435cfe900, 0x20040000, 0xa42100, 0xc4202d6d40, 0x0, 0x9, 0x0)
	pkg/sentry/kernel/task_usermem.go:73 +0x7b fp=0xc420448ad8 sp=0xc420448a70 pc=0x6f5e4b
gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.TimerSettime(0xc435cfe900, 0x0, 0x0, 0x2006b000, 0x20040000, 0x0, 0x0, 0x202, 0xc420448c10, 0x428854, ...)
	pkg/sentry/syscalls/linux/sys_timer.go:218 +0x1da fp=0xc420448b80 sp=0xc420448ad8 pc=0x8b9c6a
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc435cfe900, 0xdf, 0x0, 0x0, 0x2006b000, 0x20040000, 0x0, 0x0, 0x0, 0xba0f20, ...)
	pkg/sentry/kernel/task_syscall.go:162 +0x307 fp=0xc420448c38 sp=0xc420448b80 pc=0x6f3437
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc435cfe900, 0xdf, 0x0, 0x0, 0x2006b000, 0x20040000, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:280 +0x62 fp=0xc420448cc0 sp=0xc420448c38 pc=0x6f4122
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc435cfe900, 0xdf, 0x0, 0x0, 0x2006b000, 0x20040000, 0x0, 0x0, 0xc53ee0, 0x0)
	pkg/sentry/kernel/task_syscall.go:241 +0x91 fp=0xc420448d20 sp=0xc420448cc0 pc=0x6f3d51
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc435cfe900, 0x2, 0xc4206246c0)
	pkg/sentry/kernel/task_syscall.go:216 +0x142 fp=0xc420448e28 sp=0xc420448d20 pc=0x6f3692
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc435cfe900, 0xc53ee0, 0x0)
	pkg/sentry/kernel/task_run.go:219 +0xe56 fp=0xc420448f88 sp=0xc420448e28 pc=0x6eab96
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc435cfe900, 0xac1c)
	pkg/sentry/kernel/task_run.go:95 +0x174 fp=0xc420448fd0 sp=0xc420448f88 pc=0x6e99d4
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=0xc420448fd8 sp=0xc420448fd0 pc=0x455f31
created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:258 +0x100