openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xac540, 0x0)
clone3(&(0x7f0000001200)={0x88318d00, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58)
openat$sr(0xffffffffffffff9c, &(0x7f00000035c0), 0xe8b02, 0x0)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, 0x0)
mount$9p_tcp(&(0x7f00000000c0), &(0x7f0000000080)='./file0\x00', &(0x7f00000001c0), 0x0, &(0x7f0000000280))