------------[ cut here ]------------
inode->i_blocks
WARNING: mm/shmem.c:1433 at shmem_evict_inode+0x93b/0xc40 mm/shmem.c:1433, CPU#3: syz.0.4416/22128
Modules linked in:
CPU: 3 UID: 0 PID: 22128 Comm: syz.0.4416 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+0x93b/0xc40 mm/shmem.c:1433
Code: fe e8 59 94 b7 ff 45 85 ff 75 ac e8 9f 99 b7 ff 48 8b 74 24 28 48 8b 7c 24 30 e8 60 fa 8f ff e9 e5 fd ff ff e8 86 99 b7 ff 90 <0f> 0b 90 e9 59 f9 ff ff e8 78 99 b7 ff 4c 89 e2 48 b8 00 00 00 00
RSP: 0000:ffffc9000fc67738 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888029c98740 RCX: ffffffff82505cd3
RDX: ffff8880210f0000 RSI: ffffffff8250637a RDI: ffff8880210f0000
RBP: ffffc9000fc67860 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000000 R12: 0000000000000008
R13: 0000000000000000 R14: ffff888029c98770 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88809748d000(0000) knlGS:0000000000000000
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000057645000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 evict+0x3c2/0xad0 fs/inode.c:841
 iput_final fs/inode.c:1960 [inline]
 iput.part.0+0x605/0xf50 fs/inode.c:2009
 iput+0x35/0x40 fs/inode.c:1975
 dentry_unlink_inode+0x2c0/0x4c0 fs/dcache.c:476
 __dentry_kill+0x1d0/0x690 fs/dcache.c:718
 finish_dput+0x76/0x480 fs/dcache.c:927
 dput.part.0+0x456/0x570 fs/dcache.c:976
 dput+0x1f/0x30 fs/dcache.c:968
 __fput+0x519/0xb50 fs/file_table.c:518
 task_work_run+0x150/0x240 kernel/task_work.c:233
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x951/0x2af0 kernel/exit.c:976
 do_group_exit+0xd5/0x2a0 kernel/exit.c:1119
 get_signal+0x20ff/0x2210 kernel/signal.c:3037
 arch_do_signal_or_restart+0x91/0x7a0 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:64 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:98 [inline]
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline]
 irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline]
 irqentry_exit+0x39e/0x970 kernel/entry/common.c:162
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0023:0xf704e800
Code: Unable to access opcode bytes at 0xf704e7d6.
RSP: 002b:00000000ff9bc900 EFLAGS: 00010202
RAX: 000000002d509000 RBX: 00000000f4f9a180 RCX: 00000000ffffffff
RDX: 0000000082039453 RSI: 00000000f7f35610 RDI: 00000000000001e1
RBP: 00000000f74051b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>