------------[ cut here ]------------
inode->i_blocks
WARNING: mm/shmem.c:1425 at shmem_evict_inode+0x8e6/0xbd0 mm/shmem.c:1425, CPU#0: syz.3.3692/21580
Modules linked in:
CPU: 0 UID: 0 PID: 21580 Comm: syz.3.3692 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 04/01/2014
RIP: 0010:shmem_evict_inode+0x8e6/0xbd0 mm/shmem.c:1425
Code: fe e8 1e 8e bb ff 45 85 ff 75 ac e8 64 93 bb ff 48 8b 74 24 28 48 8b 7c 24 30 e8 f5 50 94 ff e9 e5 fd ff ff e8 4b 93 bb ff 90 <0f> 0b 90 e9 59 f9 ff ff e8 3d 93 bb ff 4c 89 e2 48 b8 00 00 00 00
RSP: 0000:ffffc90006cef708 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802985a1d8 RCX: ffffffff824ab08e
RDX: ffff888028870000 RSI: ffffffff824ab735 RDI: ffff888028870000
RBP: ffffc90006cef830 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000000 R12: 0000000000000008
R13: 0000000000000000 R14: ffff88802985a208 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880973e3000(0000) knlGS:0000000000000000
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00007f1d1c7d26b0 CR3: 000000000e392000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 evict+0x3c2/0xad0 fs/inode.c:837
 iput_final fs/inode.c:1954 [inline]
 iput.part.0+0x624/0x1150 fs/inode.c:2006
 iput+0x35/0x40 fs/inode.c:1969
 dentry_unlink_inode+0x2a1/0x490 fs/dcache.c:467
 __dentry_kill+0x1d0/0x600 fs/dcache.c:670
 finish_dput+0x76/0x480 fs/dcache.c:879
 dput.part.0+0x456/0x570 fs/dcache.c:928
 dput+0x1f/0x30 fs/dcache.c:920
 __fput+0x519/0xb40 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+0x829/0x2a30 kernel/exit.c:971
 do_group_exit+0xd5/0x2a0 kernel/exit.c:1112
 get_signal+0x1ec7/0x21e0 kernel/signal.c:3034
 arch_do_signal_or_restart+0x91/0x770 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:41 [inline]
 exit_to_user_mode_loop+0x86/0x4b0 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+0x4b6/0x660 arch/x86/entry/syscall_32.c:310
 do_fast_syscall_32+0x32/0x70 arch/x86/entry/syscall_32.c:332
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf749d579
Code: Unable to access opcode bytes at 0xf749d54f.
RSP: 002b:00000000f54a550c EFLAGS: 00000292 ORIG_RAX: 0000000000000151
RAX: 0000000000010106 RBX: 0000000000000004 RCX: 00000000800000c0
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>