Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <[email protected]>:
On Tue, 21 Oct 2025 11:48:56 +0800 you wrote:
> As Hong Yun reported in mailing list:
>
> loop7: detected capacity change from 0 to 131072
> ------------[ cut here ]------------
> kmem_cache of name 'f2fs_xattr_entry-7:7' already exists
> WARNING: CPU: 0 PID: 24426 at mm/slab_common.c:110 kmem_cache_sanity_check
> mm/slab_common.c:109 [inline]
> WARNING: CPU: 0 PID: 24426 at mm/slab_common.c:110
> __kmem_cache_create_args+0xa6/0x320 mm/slab_common.c:307
> CPU: 0 UID: 0 PID: 24426 Comm: syz.7.1370 Not tainted 6.17.0-rc4 #1
> PREEMPT(full)
> Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1
> 04/01/2014
> RIP: 0010:kmem_cache_sanity_check mm/slab_common.c:109 [inline]
> RIP: 0010:__kmem_cache_create_args+0xa6/0x320 mm/slab_common.c:307
> Call Trace:
> __kmem_cache_create include/linux/slab.h:353 [inline]
> f2fs_kmem_cache_create fs/f2fs/f2fs.h:2943 [inline]
> f2fs_init_xattr_caches+0xa5/0xe0 fs/f2fs/xattr.c:843
> f2fs_fill_super+0x1645/0x2620 fs/f2fs/super.c:4918
> get_tree_bdev_flags+0x1fb/0x260 fs/super.c:1692
> vfs_get_tree+0x43/0x140 fs/super.c:1815
> do_new_mount+0x201/0x550 fs/namespace.c:3808
> do_mount fs/namespace.c:4136 [inline]
> __do_sys_mount fs/namespace.c:4347 [inline]
> __se_sys_mount+0x298/0x2f0 fs/namespace.c:4324
> do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
> do_syscall_64+0x8e/0x3a0 arch/x86/entry/syscall_64.c:94
> entry_SYSCALL_64_after_hwframe+0x76/0x7e
>
> [...]
Here is the summary with links:
- [f2fs-dev,v2] f2fs: use global inline_xattr_slab instead of per-sb slab
cache
https://git.kernel.org/jaegeuk/f2fs/c/670b676d8343
You are awesome, thank you!
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