ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000e40))
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0)
r1 = socket$packet(0x11, 0x0, 0x300)
setsockopt$packet_int(r1, 0x107, 0x0, 0x0, 0x0)
mmap(&(0x7f000072c000/0x1000)=nil, 0x1000, 0x100000c, 0x100010, 0xffffffffffffffff, 0xd4b95000)
r2 = openat(0xffffffffffffffff, &(0x7f0000000280)='/proc/self/exe\x00', 0x0, 0x0)
sendfile(r0, r2, 0x0, 0x100000001)