r0 = syz_open_procfs(0x0, &(0x7f0000000040)='statm\x00')
r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000001700)='/sys/kernel/notes', 0x0, 0x0)
sendfile(r0, r1, &(0x7f0000000080)=0x7c, 0x20001f)