r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x46e2, 0x0)
ftruncate(r0, 0x1000003)
ioctl$FS_IOC_FSSETXATTR(r0, 0x40086602, &(0x7f0000000000)={0x8})
writev(r0, &(0x7f00000002c0)=[{&(0x7f0000000500)='z', 0x1}], 0x1)