shmem_truncate_range mm/shmem.c:1038 [inline]
 shmem_evict_inode+0x345/0xa90 mm/shmem.c:1120
 evict+0x296/0x5d0 fs/inode.c:590
 __dentry_kill+0x315/0x560 fs/dcache.c:582
 shrink_dentry_list+0xe0/0x340 fs/dcache.c:1176
 shrink_dcache_parent+0x178/0x2a0 fs/dcache.c:1627
 do_one_tree fs/dcache.c:1657 [inline]
 shrink_dcache_for_umount+0x5c/0x2e0 fs/dcache.c:1674
 generic_shutdown_super+0x5c/0x3a0 fs/super.c:447
 kill_anon_super fs/super.c:1059 [inline]
 kill_litter_super+0x5a/0x80 fs/super.c:1068
 deactivate_locked_super+0x7b/0x130 fs/super.c:335
 cleanup_mnt+0x324/0x4d0 fs/namespace.c:1137
 task_work_run+0xc0/0x160 kernel/task_work.c:164
------------[ cut here ]------------
kernel BUG at mm/filemap.c:1917!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 6314 Comm: syz-executor.5 Not tainted 5.16.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__filemap_get_folio+0x72f/0x9c0 mm/filemap.c:1917
Code: 02 84 c0 74 09 3c 03 7f 05 e8 6d 13 1b 00 41 8b 46 58 48 39 c5 0f 82 68 fc ff ff 48 c7 c6 60 ec d3 88 4c 89 f7 e8 e1 ef 0a 00 <0f> 0b 4d 8d 6e 34 be 04 00 00 00 4c 89 ef e8 ae 16 1b 00 4c 89 e8
RSP: 0018:ffffc90005ed78e0 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000182 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8920c520 RDI: ffff88801191a9ca
RBP: 0000000000000080 R08: 0000000000000019 R09: ffff8880b9f33fc7
R10: ffffed10173e67f8 R11: 6f775f6b73617420 R12: dffffc0000000000
R13: ffffea0000b78d00 R14: ffffea0000b78d00 R15: ffffea0000b78d00
FS:  00007f0f22c1d700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f149ec93058 CR3: 00000000705cf000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 pagecache_get_page+0x10/0x100 mm/folio-compat.c:125
 shmem_getpage_gfp+0x3a5/0x1b10 mm/shmem.c:1819
 shmem_getpage mm/shmem.c:150 [inline]
 shmem_write_begin+0xcc/0x1a0 mm/shmem.c:2452
 generic_perform_write+0x1c7/0x440 mm/filemap.c:3713
 __generic_file_write_iter+0x182/0x480 mm/filemap.c:3840
 generic_file_write_iter+0xb9/0x1c0 mm/filemap.c:3872
 call_write_iter include/linux/fs.h:2162 [inline]
 new_sync_write+0x360/0x600 fs/read_write.c:503
 vfs_write+0x609/0x900 fs/read_write.c:590
 ksys_write+0xf4/0x1d0 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f0f234a80e9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f0f22c1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f0f235baf60 RCX: 00007f0f234a80e9
RDX: 000000000208e24b RSI: 0000000020000080 RDI: 0000000000000004
RBP: 00007f0f2350208d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffec7560f4f R14: 00007f0f22c1d300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace a78d79c3cf96ca80 ]---
RIP: 0010:__filemap_get_folio+0x72f/0x9c0 mm/filemap.c:1917
Code: 02 84 c0 74 09 3c 03 7f 05 e8 6d 13 1b 00 41 8b 46 58 48 39 c5 0f 82 68 fc ff ff 48 c7 c6 60 ec d3 88 4c 89 f7 e8 e1 ef 0a 00 <0f> 0b 4d 8d 6e 34 be 04 00 00 00 4c 89 ef e8 ae 16 1b 00 4c 89 e8
RSP: 0018:ffffc90005ed78e0 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000182 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8920c520 RDI: ffff88801191a9ca
RBP: 0000000000000080 R08: 0000000000000019 R09: ffff8880b9f33fc7
R10: ffffed10173e67f8 R11: 6f775f6b73617420 R12: dffffc0000000000
R13: ffffea0000b78d00 R14: ffffea0000b78d00 R15: ffffea0000b78d00
FS:  00007f0f22c1d700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f149ec93058 CR3: 00000000705cf000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400