BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 BTRFS info (device loop3): force zlib compression, level 3 BTRFS info (device loop3): allowing degraded mounts BTRFS info (device loop3): using free space tree BTRFS info (device loop3): auto enabling async discard ===================================================== BUG: KMSAN: uninit-value in leaf_space_used fs/btrfs/ctree.c:3164 [inline] BUG: KMSAN: uninit-value in btrfs_leaf_free_space+0x693/0x790 fs/btrfs/ctree.c:3179 leaf_space_used fs/btrfs/ctree.c:3164 [inline] btrfs_leaf_free_space+0x693/0x790 fs/btrfs/ctree.c:3179 search_leaf fs/btrfs/ctree.c:1953 [inline] btrfs_search_slot+0x311e/0x4680 fs/btrfs/ctree.c:2230 btrfs_insert_empty_items fs/btrfs/ctree.c:4376 [inline] btrfs_insert_empty_item fs/btrfs/ctree.h:636 [inline] btrfs_insert_item+0x18c/0x4f0 fs/btrfs/ctree.c:4405 btrfs_insert_root+0x8a/0xb0 fs/btrfs/root-tree.c:207 btrfs_create_tree+0xa6e/0xca0 fs/btrfs/disk-io.c:898 btrfs_quota_enable+0x44b/0x34c0 fs/btrfs/qgroup.c:1036 btrfs_ioctl_quota_ctl+0x293/0x370 fs/btrfs/ioctl.c:3694 btrfs_ioctl+0xb00/0x1290 fs/btrfs/ioctl.c:4657 btrfs_compat_ioctl+0x65/0x70 fs/btrfs/ioctl.c:4716 __do_compat_sys_ioctl fs/ioctl.c:968 [inline] __se_compat_sys_ioctl+0x79b/0xfe0 fs/ioctl.c:910 __ia32_compat_sys_ioctl+0x93/0xd0 fs/ioctl.c:910 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178 do_fast_syscall_32+0x37/0x80 arch/x86/entry/common.c:203 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:246 entry_SYSENTER_compat_after_hwframe+0x70/0x82 Uninit was created at: __alloc_pages+0x9a4/0xe00 mm/page_alloc.c:4500 alloc_pages+0xd01/0x1040 folio_alloc+0x42/0x120 mm/mempolicy.c:2308 filemap_alloc_folio+0xa5/0x430 mm/filemap.c:979 __filemap_get_folio+0x908/0x13a0 mm/filemap.c:1933 pagecache_get_page+0x4e/0x200 mm/folio-compat.c:99 find_or_create_page include/linux/pagemap.h:639 [inline] alloc_extent_buffer+0x6e8/0x2e60 fs/btrfs/extent_io.c:3601 btrfs_find_create_tree_block+0x46/0x60 fs/btrfs/disk-io.c:588 btrfs_init_new_buffer fs/btrfs/extent-tree.c:4771 [inline] btrfs_alloc_tree_block+0x344/0x1d10 fs/btrfs/extent-tree.c:4892 __btrfs_cow_block+0x57a/0x2200 fs/btrfs/ctree.c:546 btrfs_cow_block+0x7cc/0xa00 fs/btrfs/ctree.c:712 btrfs_search_slot+0x16fb/0x4680 fs/btrfs/ctree.c:2194 btrfs_insert_empty_items fs/btrfs/ctree.c:4376 [inline] btrfs_insert_empty_item fs/btrfs/ctree.h:636 [inline] btrfs_insert_item+0x18c/0x4f0 fs/btrfs/ctree.c:4405 btrfs_insert_root+0x8a/0xb0 fs/btrfs/root-tree.c:207 btrfs_create_tree+0xa6e/0xca0 fs/btrfs/disk-io.c:898 btrfs_quota_enable+0x44b/0x34c0 fs/btrfs/qgroup.c:1036 btrfs_ioctl_quota_ctl+0x293/0x370 fs/btrfs/ioctl.c:3694 btrfs_ioctl+0xb00/0x1290 fs/btrfs/ioctl.c:4657 btrfs_compat_ioctl+0x65/0x70 fs/btrfs/ioctl.c:4716 __do_compat_sys_ioctl fs/ioctl.c:968 [inline] __se_compat_sys_ioctl+0x79b/0xfe0 fs/ioctl.c:910 __ia32_compat_sys_ioctl+0x93/0xd0 fs/ioctl.c:910 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178 do_fast_syscall_32+0x37/0x80 arch/x86/entry/common.c:203 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:246 entry_SYSENTER_compat_after_hwframe+0x70/0x82 CPU: 0 PID: 6650 Comm: syz-executor.3 Not tainted 6.5.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 =====================================================