Re: [f2fs-dev] [PATCH] f2fs: fix to do sanity check on f2fs_get_node_folio_ra()

Hello:

This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <[email protected]>:

On Fri, 22 May 2026 15:53:29 +0800 you wrote:
> kernel BUG at fs/f2fs/file.c:845!
> Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
> CPU: 0 UID: 0 PID: 5336 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
> Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
> RIP: 0010:f2fs_do_truncate_blocks+0x1115/0x1140 fs/f2fs/file.c:845
> Code: fc fc 90 0f 0b e8 8b 9d 9a fd 90 0f 0b e8 83 9d 9a fd 48 89 df 48 c7 c6 60 d1 1a 8c e8 54 f1 fc fc 90 0f 0b e8 6c 9d 9a fd 90 <0f> 0b e8 64 9d 9a fd 90 0f 0b 90 e9 93 fd ff ff e8 56 9d 9a fd 90
> RSP: 0018:ffffc9000e4474c0 EFLAGS: 00010283
> RAX: ffffffff842b1d34 RBX: 0000000000000003 RCX: 0000000000100000
> RDX: ffffc9000f03a000 RSI: 0000000000035503 RDI: 0000000000035504
> RBP: ffffc9000e447608 R08: ffff8880123b0000 R09: 0000000000000002
> R10: 00000000fffffffe R11: 0000000000000002 R12: 0000000000000001
> R13: 0000000000000000 R14: 1ffff92001c88ea0 R15: 00000000ffff039c
> FS:  00007f7e02ee36c0(0000) GS:ffff88808c887000(0000) knlGS:0000000000000000
> CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> CR2: 00007ff0305c4000 CR3: 0000000012d4c000 CR4: 0000000000352ef0
> Call Trace:
>  <TASK>
>  f2fs_truncate_blocks+0x10a/0x300 fs/f2fs/file.c:882
>  f2fs_truncate+0x471/0x7c0 fs/f2fs/file.c:940
>  f2fs_evict_inode+0xa3f/0x1ac0 fs/f2fs/inode.c:907
>  evict+0x61e/0xb10 fs/inode.c:841
>  f2fs_fill_super+0x5f43/0x78f0 fs/f2fs/super.c:5224
>  get_tree_bdev_flags+0x431/0x4f0 fs/super.c:1694
>  vfs_get_tree+0x92/0x2a0 fs/super.c:1754
>  fc_mount fs/namespace.c:1193 [inline]
>  do_new_mount_fc fs/namespace.c:3758 [inline]
>  do_new_mount+0x341/0xd30 fs/namespace.c:3834
>  do_mount fs/namespace.c:4167 [inline]
>  __do_sys_mount fs/namespace.c:4383 [inline]
>  __se_sys_mount+0x31d/0x420 fs/namespace.c:4360
>  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
>  do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
>  entry_SYSCALL_64_after_hwframe+0x77/0x7f
> 
> [...]

Here is the summary with links:
  - [f2fs-dev] f2fs: fix to do sanity check on f2fs_get_node_folio_ra()
    https://git.kernel.org/jaegeuk/f2fs/c/8c2776ee7ecc

You are awesome, thank you!
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