r0 = syz_io_uring_setup(0x13cb, &(0x7f0000000180), &(0x7f00000a0000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000200)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x9, 0x0, 0x0}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000440)) pipe2(&(0x7f0000000040), 0x0) r3 = getpgrp(0x0) ioctl$BTRFS_IOC_TREE_SEARCH_V2(0xffffffffffffffff, 0xc0709411, 0x0) r4 = pidfd_open(r3, 0x0) dup(r4) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000100)={0x0, ""/256, 0x0, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000054c00)={0xffff, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r5}], 0x0, "336545c2542a4c"}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0) r6 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x100000e, 0x13, r0, 0x0) perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x48ed, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_io_uring_submit(r6, r2, &(0x7f0000000100)=@IORING_OP_ACCEPT={0xd, 0x3, 0x0, 0xffffffffffffffff, 0x0}, 0x8001) io_uring_enter(r0, 0x58ab, 0x0, 0x0, 0x0, 0x0)