r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x882c2, 0x0)
fallocate(r0, 0x0, 0x0, 0x1000001)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x1000009, 0x1f012, r0, 0x0)
r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='attr/exec\x00')
fgetxattr(r1, &(0x7f0000000000)=@known='user.incfs.size\x00', 0x0, 0x0)