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BUG: KASAN: slab-use-after-free in xfs_inode_item_push+0x248/0x290 fs/xfs/xfs_inode_item.c:743
Read of size 8 at addr ffff0000ddfe0bb8 by task xfsaild/loop0/7856

CPU: 0 PID: 7856 Comm: xfsaild/loop0 Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call trace:
 dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:291
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:298
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:377 [inline]
 print_report+0x178/0x518 mm/kasan/report.c:488
 kasan_report+0xd8/0x138 mm/kasan/report.c:601
 __asan_report_load8_noabort+0x20/0x2c mm/kasan/report_generic.c:381
 xfs_inode_item_push+0x248/0x290 fs/xfs/xfs_inode_item.c:743
 xfsaild_push_item fs/xfs/xfs_trans_ail.c:414 [inline]
 xfsaild_push fs/xfs/xfs_trans_ail.c:486 [inline]
 xfsaild+0xbe8/0x2c18 fs/xfs/xfs_trans_ail.c:671
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860

Allocated by task 7816:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x40/0x78 mm/kasan/common.c:68
 kasan_save_alloc_info+0x40/0x50 mm/kasan/generic.c:575
 unpoison_slab_object mm/kasan/common.c:312 [inline]
 __kasan_slab_alloc+0x74/0x8c mm/kasan/common.c:338
 kasan_slab_alloc include/linux/kasan.h:201 [inline]
 slab_post_alloc_hook mm/slub.c:3813 [inline]
 slab_alloc_node mm/slub.c:3860 [inline]
 kmem_cache_alloc+0x1dc/0x488 mm/slub.c:3867
 kmem_cache_zalloc include/linux/slab.h:701 [inline]
 xfs_inode_item_init+0x3c/0xc0 fs/xfs/xfs_inode_item.c:838
 xfs_trans_ijoin+0xd8/0x114 fs/xfs/libxfs/xfs_trans_inode.c:36
 xfs_create+0x8a4/0xf9c fs/xfs/xfs_inode.c:1040
 xfs_generic_create+0x3c8/0xb10 fs/xfs/xfs_iops.c:199
 xfs_vn_create+0x44/0x58 fs/xfs/xfs_iops.c:275
 lookup_open fs/namei.c:3500 [inline]
 open_last_lookups fs/namei.c:3569 [inline]
 path_openat+0xfb4/0x2830 fs/namei.c:3799
 do_filp_open+0x1bc/0x3cc fs/namei.c:3829
 do_sys_openat2+0x124/0x1b8 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_openat fs/open.c:1435 [inline]
 __se_sys_openat fs/open.c:1430 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1430
 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598

Freed by task 22:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x40/0x78 mm/kasan/common.c:68
 kasan_save_free_info+0x54/0x6c mm/kasan/generic.c:589
 poison_slab_object+0x124/0x18c mm/kasan/common.c:240
 __kasan_slab_free+0x3c/0x70 mm/kasan/common.c:256
 kasan_slab_free include/linux/kasan.h:184 [inline]
 slab_free_hook mm/slub.c:2121 [inline]
 slab_free mm/slub.c:4299 [inline]
 kmem_cache_free+0x15c/0x3d4 mm/slub.c:4363
 xfs_inode_item_destroy+0x80/0x94 fs/xfs/xfs_inode_item.c:860
 xfs_inode_free_callback+0x154/0x1cc fs/xfs/xfs_icache.c:145
 rcu_do_batch kernel/rcu/tree.c:2190 [inline]
 rcu_core+0x890/0x1b34 kernel/rcu/tree.c:2465
 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2482
 __do_softirq+0x2d8/0xce4 kernel/softirq.c:553

The buggy address belongs to the object at ffff0000ddfe0b88
 which belongs to the cache xfs_ili of size 264
The buggy address is located 48 bytes inside of
 freed 264-byte region [ffff0000ddfe0b88, ffff0000ddfe0c90)

The buggy address belongs to the physical page:
page:00000000b7c34688 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff0000ddfe0668 pfn:0x11dfe0
flags: 0x5ffc00000000800(slab|node=0|zone=2|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 05ffc00000000800 ffff0000c559d140 dead000000000122 0000000000000000
raw: ffff0000ddfe0668 00000000800c0004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff0000ddfe0a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff0000ddfe0b00: 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc
>ffff0000ddfe0b80: fc fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                        ^
 ffff0000ddfe0c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff0000ddfe0c80: fb fb fc fc fc fc fc fc fc fc fa fb fb fb fb fb
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