syzbot

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WARNING: CPU: 0 PID: 8393 at mm/shmem.c:1265 shmem_evict_inode+0x8a1/0xbb0 mm/shmem.c:1265
Modules linked in:
CPU: 0 PID: 8393 Comm: syz-executor.2 Not tainted 6.10.0-rc4-syzkaller-00164-g66cc544fd75c #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:shmem_evict_inode+0x8a1/0xbb0 mm/shmem.c:1265
Code: e6 e8 93 e8 c1 ff 45 85 e4 75 aa e8 89 ed c1 ff 48 8b 74 24 28 48 8b 7c 24 30 e8 9a 62 9c ff e9 1a fe ff ff e8 70 ed c1 ff 90 <0f> 0b 90 e9 9f f9 ff ff e8 62 ed c1 ff 4c 89 e2 48 b8 00 00 00 00
RSP: 0000:ffffc9000ebdf828 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88801e1256d0 RCX: ffffffff81cc9c1f
RDX: ffff88801a240000 RSI: ffffffff81cca280 RDI: 0000000000000007
RBP: ffffc9000ebdf958 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000000 R12: 0000000000000008
R13: 0000000000000000 R14: ffff88801e125700 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88802c000000(0000) knlGS:0000000000000000
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000201ef000 CR3: 000000000d97a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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+0x295/0x480 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+0x54e/0xbb0 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+0xa9b/0x2ba0 kernel/exit.c:874
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1023
 get_signal+0x25c3/0x2670 kernel/signal.c:2909
 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_fast_syscall_32+0x80/0x120 arch/x86/entry/common.c:389
 do_fast_syscall_32+0x32/0x80 arch/x86/entry/common.c:411
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf732c579
Code: Unable to access opcode bytes at 0xf732c54f.
RSP: 002b:00000000f5efd5ac EFLAGS: 00000292 ORIG_RAX: 0000000000000151
RAX: 0000000000010106 RBX: 0000000000000004 RCX: 00000000200000c0
RDX: 0000000000010106 RSI: 0000000000000002 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>