Hello:
This series was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <[email protected]>:
On Mon, 18 Aug 2025 10:09:38 +0800 you wrote:
> syzbot reported a f2fs bug as below:
>
> Oops: gen[ 107.736417][ T5848] Oops: general protection fault, probably for
> non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI
> KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
> CPU: 1 UID: 0 PID: 5848 Comm: syz-executor263 Tainted: G W
> 6.17.0-rc1-syzkaller-00014-g0e39a731820a #0 PREEMPT_{RT,(full)}
> RIP: 0010:strcmp+0x3c/0xc0 lib/string.c:284
> Call Trace:
> <TASK>
> f2fs_check_quota_consistency fs/f2fs/super.c:1188 [inline]
> f2fs_check_opt_consistency+0x1378/0x2c10 fs/f2fs/super.c:1436
> __f2fs_remount fs/f2fs/super.c:2653 [inline]
> f2fs_reconfigure+0x482/0x1770 fs/f2fs/super.c:5297
> reconfigure_super+0x224/0x890 fs/super.c:1077
> do_remount fs/namespace.c:3314 [inline]
> path_mount+0xd18/0xfe0 fs/namespace.c:4112
> do_mount fs/namespace.c:4133 [inline]
> __do_sys_mount fs/namespace.c:4344 [inline]
> __se_sys_mount+0x317/0x410 fs/namespace.c:4321
> do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
> do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
> entry_SYSCALL_64_after_hwframe+0x77/0x7f
>
> [...]
Here is the summary with links:
- [f2fs-dev,1/2] f2fs: fix to avoid NULL pointer dereference in
f2fs_check_quota_consistency()
https://git.kernel.org/jaegeuk/f2fs/c/930a9a6ee8e7
- [f2fs-dev,2/2] f2fs: fix to allow removing qf_name
https://git.kernel.org/jaegeuk/f2fs/c/ff11d8701b77
You are awesome, thank you!
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