------------[ cut here ]------------
refcount_t: decrement hit 0; leaking memory.
WARNING: CPU: 0 PID: 9516 at lib/refcount.c:31 refcount_warn_saturate+0x1ed/0x210 lib/refcount.c:31
Modules linked in:
CPU: 0 PID: 9516 Comm: syz-executor.1 Not tainted 6.9.0-rc4-syzkaller-00113-g2668e3ae2ef3 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:refcount_warn_saturate+0x1ed/0x210 lib/refcount.c:31
Code: 8b e8 37 a4 d0 fc 90 0f 0b 90 90 e9 c3 fe ff ff e8 98 35 0e fd c6 05 e5 3b 09 0b 01 90 48 c7 c7 40 f4 6e 8b e8 14 a4 d0 fc 90 <0f> 0b 90 90 e9 a0 fe ff ff 48 89 ef e8 02 59 69 fd e9 44 fe ff ff
RSP: 0018:ffffc90003c1f270 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81503349
RDX: ffff888024498000 RSI: ffffffff81503356 RDI: 0000000000000001
RBP: ffff88802ac9865c R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88802ac9865c
R13: 0000000000000000 R14: 0000000000c8048b R15: ffff888017da60d8
FS:  0000000000000000(0000) GS:ffff88806b200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30625000 CR3: 000000000d57a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __refcount_dec include/linux/refcount.h:336 [inline]
 refcount_dec include/linux/refcount.h:351 [inline]
 dec_stack_record_count mm/page_owner.c:228 [inline]
 __reset_page_owner+0x2ea/0x370 mm/page_owner.c:266
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1141 [inline]
 free_unref_page_prepare+0x527/0xb10 mm/page_alloc.c:2347
 free_unref_folios+0x256/0xad0 mm/page_alloc.c:2536
 folios_put_refs+0x49c/0x750 mm/swap.c:1034
 folio_batch_release include/linux/pagevec.h:101 [inline]
 shmem_undo_range+0x5a1/0x1170 mm/shmem.c:1011
 shmem_truncate_range mm/shmem.c:1120 [inline]
 shmem_evict_inode+0x3a3/0xbb0 mm/shmem.c:1248
 evict+0x2ed/0x6c0 fs/inode.c:667
 iput_final fs/inode.c:1741 [inline]
 iput.part.0+0x5a8/0x7f0 fs/inode.c:1767
 iput+0x5c/0x80 fs/inode.c:1757
 dentry_unlink_inode+0x295/0x440 fs/dcache.c:400
 __dentry_kill+0x1d0/0x600 fs/dcache.c:603
 dput.part.0+0x4b1/0x9b0 fs/dcache.c:845
 dput+0x1f/0x30 fs/dcache.c:835
 __fput+0x3bc/0xb80 fs/file_table.c:430
 task_work_run+0x14e/0x250 kernel/task_work.c:180
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xa7d/0x2c10 kernel/exit.c:878
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1027
 get_signal+0x2616/0x2710 kernel/signal.c:2911
 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:310
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x14a/0x2a0 kernel/entry/common.c:218
 do_syscall_64+0xdc/0x260 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd1fa47dea9
Code: Unable to access opcode bytes at 0x7fd1fa47de7f.
RSP: 002b:00007fd1fb1d3178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007fd1fa5abf88 RCX: 00007fd1fa47dea9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fd1fa5abf88
RBP: 00007fd1fa5abf80 R08: 00007fd1fb1d36c0 R09: 00007fd1fb1d36c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd1fa5abf8c
R13: 000000000000000b R14: 00007fffa0adf880 R15: 00007fffa0adf968
 </TASK>