linux-kernel - [syzbot] [hfsplus?] [udf?] [fat?] [jfs?] [vfs?] [hfs?] [exfat?] [ntfs3?] WARNING in __mpage

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Message-ID: <0000000000006b2ca005f38c7aeb@google.com>
Date:   Tue, 31 Jan 2023 02:05:58 -0800
From:   syzbot <syzbot+707bba7f823c7b02fa43@...kaller.appspotmail.com>
To:     almaz.alexandrovich@...agon-software.com, brauner@...nel.org,
        dchinner@...hat.com, hirofumi@...l.parknet.co.jp, jack@...e.com,
        jfs-discussion@...ts.sourceforge.net, linkinjeon@...nel.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        ntfs3@...ts.linux.dev, shaggy@...nel.org, sj1557.seo@...sung.com,
        syzkaller-bugs@...glegroups.com, willy@...radead.org
Subject: [syzbot] [hfsplus?] [udf?] [fat?] [jfs?] [vfs?] [hfs?] [exfat?]
 [ntfs3?] WARNING in __mpage_writepage

Hello,

syzbot found the following issue on:

HEAD commit:    e2f86c02fdc9 Add linux-next specific files for 20230127
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=156b2101480000
kernel config:  https://syzkaller.appspot.com/x/.config?x=920c61956db733da
dashboard link: https://syzkaller.appspot.com/bug?extid=707bba7f823c7b02fa43
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=118429cd480000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12ccb1c1480000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/ff04f1611fad/disk-e2f86c02.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/67928a8622d3/vmlinux-e2f86c02.xz
kernel image: https://storage.googleapis.com/syzbot-assets/b444a3d78556/bzImage-e2f86c02.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/99c5e7532847/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+707bba7f823c7b02fa43@...kaller.appspotmail.com

------------[ cut here ]------------
WARNING: CPU: 1 PID: 5085 at fs/mpage.c:570 __mpage_writepage+0x138b/0x16f0 fs/mpage.c:570
Modules linked in:
CPU: 1 PID: 5085 Comm: syz-executor403 Not tainted 6.2.0-rc5-next-20230127-syzkaller-08766-ge2f86c02fdc9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:__mpage_writepage+0x138b/0x16f0 fs/mpage.c:570
Code: 00 00 48 89 ef e8 15 24 df ff 48 8b 44 24 38 f0 80 88 c0 01 00 00 02 48 c7 44 24 10 00 00 00 00 e9 3c f0 ff ff e8 c5 25 90 ff <0f> 0b 48 8b 44 24 08 48 83 c0 10 48 89 44 24 20 e9 78 ef ff ff e8
RSP: 0018:ffffc90003bff4e8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: fffffffffffe2000 RCX: 0000000000000000
RDX: ffff888021b11d40 RSI: ffffffff81f48f5b RDI: 0000000000000006
RBP: 000000000001e000 R08: 0000000000000006 R09: 0000000000000000
R10: 000000000001e000 R11: 0000000000000000 R12: 0000000000000004
R13: ffff88801b930000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f5bbe1fd700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffee627fdc0 CR3: 000000001c713000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 write_cache_pages+0x4cc/0xe70 mm/page-writeback.c:2473
 mpage_writepages+0xc6/0x170 fs/mpage.c:652
 do_writepages+0x1a8/0x640 mm/page-writeback.c:2551
 filemap_fdatawrite_wbc mm/filemap.c:388 [inline]
 filemap_fdatawrite_wbc+0x147/0x1b0 mm/filemap.c:378
 __filemap_fdatawrite_range+0xb8/0xf0 mm/filemap.c:421
 file_write_and_wait_range+0xce/0x140 mm/filemap.c:779
 hfsplus_file_fsync+0xc3/0x5d0 fs/hfsplus/inode.c:313
 vfs_fsync_range+0x13e/0x230 fs/sync.c:188
 generic_write_sync include/linux/fs.h:2452 [inline]
 generic_file_write_iter+0x25a/0x350 mm/filemap.c:3934
 call_write_iter include/linux/fs.h:1851 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x9ed/0xe10 fs/read_write.c:584
 ksys_write+0x12b/0x250 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5bbe258be9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f5bbe1fd2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f5bbe2d56c0 RCX: 00007f5bbe258be9
RDX: 000000000208e280 RSI: 0000000020001980 RDI: 0000000000000004
RBP: 00007f5bbe2a2640 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5bbe2a22e0
R13: 0030656c69662f2e R14: 0073756c70736668 R15: 00007f5bbe2d56c8
 </TASK>


---
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