------------[ cut here ]------------
WARNING: mm/shmem.c:1402 at shmem_evict_inode+0x8eb/0xbe0 mm/shmem.c:1402, CPU#1: syz.2.3596/24383
Modules linked in:
CPU: 1 UID: 0 PID: 24383 Comm: syz.2.3596 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
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+0x8eb/0xbe0 mm/shmem.c:1402
Code: fe e8 69 26 bc ff 45 85 ff 75 ac e8 bf 2b bc ff 48 8b 74 24 28 48 8b 7c 24 30 e8 50 7a 93 ff e9 e5 fd ff ff e8 a6 2b bc ff 90 <0f> 0b 90 e9 54 f9 ff ff e8 98 2b bc ff 4c 89 e2 48 b8 00 00 00 00
RSP: 0018:ffffc90007baf708 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff8880727d6288 RCX: ffffffff8202290e
RDX: ffff8880787f0000 RSI: ffffffff82022fba RDI: 0000000000000007
RBP: ffffc90007baf830 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: ffff8880787f0b30 R12: 0000000000000008
R13: 0000000000000000 R14: ffff8880727d62b8 R15: ffff8880727d6178
FS:  0000000000000000(0000) GS:ffff8880977fa000(0000) knlGS:0000000000000000
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f741d188 CR3: 000000005b640000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000000e DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 evict+0x3c2/0xad0 fs/inode.c:837
 iput_final fs/inode.c:1954 [inline]
 iput.part.0+0x621/0x1190 fs/inode.c:2006
 iput+0x35/0x40 fs/inode.c:1969
 dentry_unlink_inode+0x29c/0x480 fs/dcache.c:467
 __dentry_kill+0x1d0/0x600 fs/dcache.c:670
 finish_dput+0x76/0x480 fs/dcache.c:879
 dput.part.0+0x451/0x570 fs/dcache.c:928
 dput+0x1f/0x30 fs/dcache.c:920
 __fput+0x51c/0xb70 fs/file_table.c:476
 task_work_run+0x150/0x240 kernel/task_work.c:233
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x87f/0x2bd0 kernel/exit.c:971
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1112
 get_signal+0x2671/0x26d0 kernel/signal.c:3034
 arch_do_signal_or_restart+0x8f/0x7a0 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:41 [inline]
 exit_to_user_mode_loop+0x8c/0x540 kernel/entry/common.c:75
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline]
 __do_fast_syscall_32+0x4a4/0x680 arch/x86/entry/syscall_32.c:310
 do_fast_syscall_32+0x32/0x80 arch/x86/entry/syscall_32.c:332
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf702d579
Code: Unable to access opcode bytes at 0xf702d54f.
RSP: 002b:00000000f53db60c EFLAGS: 00000296 ORIG_RAX: 00000000000000f0
RAX: fffffffffffffe00 RBX: 00000000f73f50b8 RCX: 0000000000000080
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000f73f50bc
RBP: 0000000000000081 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>