W0316 10:45:11.751582   41780 log.go:329] Invalid request partialResult true and err (type safecopy.BusError) SIGBUS at 0x7fe945bb3000 for pwritev operation on "/tmp/syzkaller-testdir743208834/syzkaller.oL2tE5/5554/memory.events":
goroutine 1003083 [running]:
gvisor.dev/gvisor/pkg/log.Stacks(0xdebf00, 0xc0007854a8, 0xc000268c80, 0xc00033eae0)
	pkg/log/log.go:313 +0xbe
gvisor.dev/gvisor/pkg/log.Traceback(0x19561fa, 0x4c, 0xc0132c56d0, 0x5, 0x5)
	pkg/log/log.go:328 +0x38
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.HandleIOErrorVFS2(0x1af9060, 0xc00a68d500, 0x1af3a01, 0x1aca640, 0xc0125fe0d0, 0x1aca9c0, 0x1aad840, 0x191d5ec, 0x7, 0xc00a8a5800, ...)
	pkg/sentry/syscalls/linux/error.go:50 +0x497
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Pwritev(0xc00a68d500, 0x5, 0x200004c0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/read_write.go:449 +0x3a5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00a68d500, 0x128, 0x5, 0x200004c0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/kernel/task_syscall.go:104 +0x453
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00a68d500, 0x128, 0x5, 0x200004c0, 0x3, 0x0, 0x0, 0x0, 0x408eb8, 0xc00a68dde7)
	pkg/sentry/kernel/task_syscall.go:239 +0xba
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00a68d500, 0x128, 0x5, 0x200004c0, 0x3, 0x0, 0x0, 0x0, 0x139c1cb, 0x2d95dd4)
	pkg/sentry/kernel/task_syscall.go:199 +0x10f
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00a68d500, 0x2, 0xc00a68d500)
	pkg/sentry/kernel/task_syscall.go:174 +0x1ea
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00a68d500, 0x1ac8920, 0x0)
	pkg/sentry/kernel/task_run.go:282 +0x12a7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00a68d500, 0xce81)
	pkg/sentry/kernel/task_run.go:97 +0x398
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:323 +0x1a5