r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000001880), 0x0) syz_mount_image$ext4(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, 0x0) ioctl$AUTOFS_DEV_IOCTL_ISMOUNTPOINT(r1, 0xc018937e, 0x0) readv(0xffffffffffffffff, &(0x7f0000000000)=[{0x0}], 0x1) socketpair$nbd(0x1, 0x1, 0x0, 0x0) pwrite64(0xffffffffffffffff, 0x0, 0x0, 0x0) pipe2(&(0x7f0000000180), 0x0) syz_mount_image$tmpfs(&(0x7f00000001c0), 0x0, 0x14, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r0, 0x4058534c, &(0x7f00000000c0)={0x80, 0x3, 0x0, 0xfff}) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$BTRFS_IOC_ADD_DEV(0xffffffffffffffff, 0x5000940a, 0x0)