[syzbot] [block?] WARNING in bioset_exit

[syzbot <syzbot+4b6dfa650582fe3f8827@syzkaller.appspotmail.com>]

Hello,

syzbot found the following issue on:

HEAD commit:    80e54e84911a Linux 6.14-rc6
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11221478580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=31c94a07ddad0b00
dashboard link: https://syzkaller.appspot.com/bug?extid=4b6dfa650582fe3f8827
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/7feb34a89c2a/non_bootable_disk-80e54e84.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/3bc20f88b58a/vmlinux-80e54e84.xz
kernel image: https://storage.googleapis.com/syzbot-assets/fad1b751c2d1/bzImage-80e54e84.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+4b6dfa650582fe3f8827@syzkaller.appspotmail.com

bucket 0:20 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:20 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:21 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:21 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:22 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:22 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:23 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:23 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:24 gen 0 has wrong data_type: got free, should be journal, fixing
bucket 0:24 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:26 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:26 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:28 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:28 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:29 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:29 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:31 gen 0 has wrong data_type: got btree, should be need_discard, fixing
bucket 0:31 gen 0 data type need_discard has wrong dirty_sectors: got 256, should be 0, fixing
bucket 0:32 gen 0 has wrong data_type: got sb, should be btree, fixing
bucket 0:35 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:35 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:38 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:38 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:41 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:41 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:120 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:120 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:121 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:121 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:122 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:122 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:123 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:123 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:124 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:124 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:125 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:125 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:126 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:126 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:127 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:127 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
 done
bcachefs (loop0): going read-write
bcachefs (loop0): journal_replay...
bcachefs (loop0): bch2_journal_replay(): error erofs_journal_err
bcachefs (loop0): bch2_fs_recovery(): error erofs_journal_err
bcachefs (loop0): bch2_fs_start(): error starting filesystem erofs_journal_err
bcachefs (loop0): shutting down
bcachefs (loop0): shutdown complete
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5325 at block/bio.c:146 bio_put_slab block/bio.c:146 [inline]
WARNING: CPU: 0 PID: 5325 at block/bio.c:146 bioset_exit+0x5ba/0x650 block/bio.c:1662
Modules linked in:
CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted 6.14.0-rc6-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:bio_put_slab block/bio.c:146 [inline]
RIP: 0010:bioset_exit+0x5ba/0x650 block/bio.c:1662
Code: cc e8 ca 38 ef fc e9 75 fd ff ff e8 c0 38 ef fc 90 48 c7 c7 60 f9 7e 8c e8 63 f5 ae fc 90 0f 0b 90 90 eb a2 e8 a7 38 ef fc 90 <0f> 0b 90 e9 d8 fe ff ff e8 99 38 ef fc 90 0f 0b 90 e9 05 ff ff ff
RSP: 0018:ffffc9000d4df880 EFLAGS: 00010287
RAX: ffffffff84d2a669 RBX: ffff88801285a9c0 RCX: 0000000000100000
RDX: ffffc9000ef1a000 RSI: 00000000000e287c RDI: 00000000000e287d
RBP: ffff888053149418 R08: ffffffff903cf777 R09: 1ffffffff2079eee
R10: dffffc0000000000 R11: fffffbfff2079eef R12: 00000000000004b0
R13: 1ffff1100a629283 R14: 0000000000000000 R15: ffff88801285a9c0
FS:  00007f8a423e96c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559b14e3d028 CR3: 0000000033de6000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bch2_fs_fs_io_direct_exit+0x19/0x30 fs/bcachefs/fs-io-direct.c:676
 __bch2_fs_free fs/bcachefs/super.c:558 [inline]
 bch2_fs_release+0x1a9/0x7b0 fs/bcachefs/super.c:624
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x22f/0x480 lib/kobject.c:737
 bch2_fs_get_tree+0xdee/0x17a0 fs/bcachefs/fs.c:2299
 vfs_get_tree+0x90/0x2b0 fs/super.c:1814
 do_new_mount+0x2be/0xb40 fs/namespace.c:3560
 do_mount fs/namespace.c:3900 [inline]
 __do_sys_mount fs/namespace.c:4111 [inline]
 __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4088
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8a4158e90a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8a423e8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8a423e8ef0 RCX: 00007f8a4158e90a
RDX: 00004000000058c0 RSI: 0000400000005900 RDI: 00007f8a423e8eb0
RBP: 00004000000058c0 R08: 00007f8a423e8ef0 R09: 0000000000010000
R10: 0000000000010000 R11: 0000000000000246 R12: 0000400000005900
R13: 00007f8a423e8eb0 R14: 0000000000005912 R15: 0000400000000080
 </TASK>


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