W0717 13:17:54.531282 11931 x:0] Invalid request partialResult true and err (type syscall.Errno) cannot allocate memory for write operation on "/tmp/syzkaller-testdir777032133/syzkaller.9CCTSe/4071/file0", *tmpfs.regularFileOperations: goroutine 1622477 [running]: gvisor.googlesource.com/gvisor/pkg/log.Stacks(0x0, 0x7f55d9ae0b78, 0x0, 0x35) pkg/log/log.go:259 +0xc1 gvisor.googlesource.com/gvisor/pkg/log.Traceback(0xbe208e, 0x50, 0xc4b8570060, 0x6, 0x6) pkg/log/log.go:274 +0x2a gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.handleIOError(0xc4c605e000, 0xc4b6b92a01, 0xc74a80, 0xc4bed725b0, 0xc74840, 0xc6e680, 0xbc106e, 0x5, 0xc4b6b92a20, 0x100, ...) pkg/sentry/syscalls/linux/error.go:114 +0x2fd gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Write(0xc4c605e000, 0x4, 0x20000100, 0xffffff29, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/sys_write.go:69 +0x2b7 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc4c605e000, 0x1, 0x4, 0x20000100, 0xffffff29, 0x0, 0x0, 0x0, 0xc4202883a0, 0xbbf200, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc4c605e000, 0x1, 0x4, 0x20000100, 0xffffff29, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:278 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc4c605e000, 0x1, 0x4, 0x20000100, 0xffffff29, 0x0, 0x0, 0x0, 0xc73080, 0xc4bc6c4e00) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc4c605e000, 0x2, 0xc420a70480) pkg/sentry/kernel/task_syscall.go:216 +0x10c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc4c605e000, 0xc73080, 0x0) pkg/sentry/kernel/task_run.go:217 +0xed8 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc4c605e000, 0xc527) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100