syzbot

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WARNING: CPU: 2 PID: 10041 at mm/shmem.c:1375 shmem_evict_inode+0x8b3/0xba0 mm/shmem.c:1375
Modules linked in:
CPU: 2 UID: 0 PID: 10041 Comm: syz.5.7653 Not tainted 6.14.0-rc4-syzkaller-00015-g2a1944bff549 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:shmem_evict_inode+0x8b3/0xba0 mm/shmem.c:1375
Code: e6 e8 41 62 bf ff 45 85 e4 75 aa e8 37 67 bf ff 48 8b 74 24 28 48 8b 7c 24 30 e8 d8 76 98 ff e9 1a fe ff ff e8 1e 67 bf ff 90 <0f> 0b 90 e9 8d f9 ff ff e8 10 67 bf ff 4c 89 e2 48 b8 00 00 00 00
RSP: 0018:ffffc90002f87798 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff8880537ff710 RCX: ffffffff81fa71bf
RDX: ffff888023940000 RSI: ffffffff81fa7832 RDI: 0000000000000007
RBP: ffffc90002f878c8 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000000 R12: 0000000000000008
R13: 0000000000000000 R14: ffff8880537ff740 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88802b600000(0000) knlGS:0000000000000000
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f50d1eac CR3: 000000006a66e000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 evict+0x409/0x960 fs/inode.c:796
 iput_final fs/inode.c:1946 [inline]
 iput fs/inode.c:1972 [inline]
 iput+0x52a/0x890 fs/inode.c:1958
 dentry_unlink_inode+0x29c/0x480 fs/dcache.c:440
 __dentry_kill+0x1d0/0x600 fs/dcache.c:643
 dput.part.0+0x4b1/0x9b0 fs/dcache.c:885
 dput+0x1f/0x30 fs/dcache.c:875
 __fput+0x51c/0xb70 fs/file_table.c:472
 task_work_run+0x14e/0x250 kernel/task_work.c:227
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0xad8/0x2d70 kernel/exit.c:938
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087
 get_signal+0x24ed/0x26c0 kernel/signal.c:3036
 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x150/0x2a0 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: 0023:0xf7f16579
Code: Unable to access opcode bytes at 0xf7f1654f.
RSP: 002b:00000000f501560c EFLAGS: 00000296 ORIG_RAX: 00000000000000f0
RAX: fffffffffffffe00 RBX: 00000000f73d5018 RCX: 0000000000000080
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000f73d501c
RBP: 0000000000000081 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>