WARNING in filemap_unaccount

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-6.1	WARNING in filemap_unaccount_folio				1	40d	40d	0/3	upstream: reported on 2024/04/09 19:10
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WARNING: CPU: 0 PID: 8775 at mm/filemap.c:217 filemap_unaccount_folio+0x450/0x5c8 mm/filemap.c:216
Modules linked in:
CPU: 0 PID: 8775 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-g78186bd77b47 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : filemap_unaccount_folio+0x450/0x5c8 mm/filemap.c:216
lr : filemap_unaccount_folio+0x450/0x5c8 mm/filemap.c:216
sp : ffff800099a46fd0
x29: ffff800099a46fd0 x28: ffff0000f4a256c8 x27: 1fffe0001e944ad9
x26: 1fffffbff879ba00 x25: 1fffffbff879ba01 x24: dfff800000000000
x23: 05ffe00000008135 x22: 1fffe0001e944ad9 x21: 0000000000000003
x20: ffff0000f4a256c8 x19: fffffdffc3cdd000 x18: ffff800099a46ce0
x17: 0000000000041d9f x16: ffff80008ae88760 x15: 0000000000000001
x14: ffff80008eea0668 x13: dfff800000000000 x12: 0000000052c7af9f
x11: 0000000000040000 x10: 000000000000ac57 x9 : ffff8000a01f9000
x8 : 000000000000ac58 x7 : ffff800080abe9f4 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000000 x3 : 0000000000000002
x2 : 00000000ffffffff x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 filemap_unaccount_folio+0x450/0x5c8 mm/filemap.c:216
 delete_from_page_cache_batch+0x158/0x8c4 mm/filemap.c:341
 truncate_inode_pages_range+0x2cc/0xf64 mm/truncate.c:359
 truncate_inode_pages mm/truncate.c:439 [inline]
 truncate_pagecache mm/truncate.c:732 [inline]
 truncate_setsize+0xd4/0x100 mm/truncate.c:757
 simple_setattr+0xc4/0x118 fs/libfs.c:843
 notify_change+0x9ec/0xc84 fs/attr.c:499
 do_truncate+0x1c0/0x28c fs/open.c:65
 handle_truncate fs/namei.c:3300 [inline]
 do_open fs/namei.c:3646 [inline]
 path_openat+0x2170/0x2830 fs/namei.c:3799
 do_filp_open+0x1bc/0x3cc fs/namei.c:3826
 do_sys_openat2+0x124/0x1b8 fs/open.c:1406
 do_sys_open fs/open.c:1421 [inline]
 __do_sys_openat fs/open.c:1437 [inline]
 __se_sys_openat fs/open.c:1432 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1432
 __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
irq event stamp: 240
hardirqs last  enabled at (239): [<ffff8000831a711c>] percpu_counter_add_batch+0x210/0x30c lib/percpu_counter.c:102
hardirqs last disabled at (240): [<ffff80008af7b19c>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (240): [<ffff80008af7b19c>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170
softirqs last  enabled at (142): [<ffff800080031848>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (140): [<ffff800080031814>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---