r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f0000000140)=' ', 0x1, 0x99ad)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4442, 0x0)
mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x7, 0x13, r1, 0x0)
madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x17)