loop5: detected capacity change from 0 to 40427
------------[ cut here ]------------
kmem_cache of name 'f2fs_xattr_entry-7:5' already exists
WARNING: CPU: 1 PID: 4813 at mm/slab_common.c:108 kmem_cache_sanity_check mm/slab_common.c:107 [inline]
WARNING: CPU: 1 PID: 4813 at mm/slab_common.c:108 __kmem_cache_create_args+0xa7/0x350 mm/slab_common.c:294
Modules linked in:
CPU: 1 UID: 0 PID: 4813 Comm: syz.5.28 Not tainted 6.12.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:kmem_cache_sanity_check mm/slab_common.c:107 [inline]
RIP: 0010:__kmem_cache_create_args+0xa7/0x350 mm/slab_common.c:294
Code: 83 48 8b 1b 48 39 eb 74 25 48 8b 7b f8 4c 89 fe e8 fe 26 49 01 85 c0 75 e8 90 48 c7 c7 34 05 11 83 4c 89 fe e8 7a f5 e0 ff 90 <0f> 0b 90 90 4c 89 ff be 20 00 00 00 e8 78 27 49 01 48 85 c0 0f 85
RSP: 0018:ffffc900023f3c78 EFLAGS: 00010246
RAX: bf9259656c206800 RBX: ffff8881017d6568 RCX: 0000000000000002
RDX: 0000000000000002 RSI: 00000000ffffdfff RDI: 00000000ffffffff
RBP: ffffffff8360c7a0 R08: 0000000000000000 R09: ffffffff8352a140
R10: ffffc900023f3b50 R11: ffffc900023f3af8 R12: 00000000000000cc
R13: 0000000000040000 R14: ffffc900023f3cb0 R15: ffffc900023f3cd0
FS:  00007fec309df6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fec2fb63360 CR3: 000000010af0e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __kmem_cache_create include/linux/slab.h:327 [inline]
 f2fs_kmem_cache_create fs/f2fs/f2fs.h:2841 [inline]
 f2fs_init_xattr_caches+0xba/0x100 fs/f2fs/xattr.c:843
 f2fs_fill_super+0x14b7/0x1dd0 fs/f2fs/super.c:4552
 mount_bdev+0xcb/0x130 fs/super.c:1679
 legacy_get_tree+0x2d/0x60 fs/fs_context.c:662
 vfs_get_tree+0x27/0xf0 fs/super.c:1800
 do_new_mount+0x15a/0x3a0 fs/namespace.c:3507
 do_mount fs/namespace.c:3847 [inline]
 __do_sys_mount fs/namespace.c:4055 [inline]
 __se_sys_mount+0x148/0x1b0 fs/namespace.c:4032
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xe0/0x1f0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fec2fb816ba
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:00007fec309dee88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fec309def10 RCX: 00007fec2fb816ba
RDX: 0000000020000000 RSI: 0000000020000180 RDI: 00007fec309deed0
RBP: 0000000020000000 R08: 00007fec309def10 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000180
R13: 00007fec309deed0 R14: 00000000000054fe R15: 00000000200009c0
 </TASK>