r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xa42e2, 0x0)
mmap$IORING_OFF_SQ_RING(&(0x7f0000fef000/0x11000)=nil, 0x11000, 0x0, 0x11, r0, 0x0)
munmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000)
mremap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x2000, 0x0, &(0x7f0000ffd000/0x2000)=nil)