 __se_sys_ioctl+0xfc/0x170
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:868!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 10878 Comm: syz.7.999 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__filemap_add_folio+0x11ad/0x12f0
Code: 4d c9 ff 4c 89 e7 48 c7 c6 20 3e 94 8b e8 cb 8b 31 ff 90 0f 0b e8 13 4d c9 ff 4c 89 e7 48 c7 c6 00 35 94 8b e8 b4 8b 31 ff 90 <0f> 0b e8 fc 4c c9 ff 4c 89 e7 48 c7 c6 20 3e 94 8b e8 9d 8b 31 ff
RSP: 0018:ffffc90006df72a0 EFLAGS: 00010246
RAX: 814f303a90f8c200 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8d9b9e62 RDI: 00000000ffffffff
RBP: ffffc90006df7410 R08: ffffffff8fa3a537 R09: 1ffffffff1f474a6
R10: dffffc0000000000 R11: fffffbfff1f474a7 R12: ffffea0004bef7c0
R13: dffffc0000000000 R14: ffffea0004bef7c8 R15: 0000000000000002
FS:  00007f1cd53d56c0(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b34f19ff8 CR3: 0000000114470000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 filemap_add_folio+0xd5/0x270
 page_cache_ra_order+0x643/0xd40
 do_sync_mmap_readahead+0x25e/0x7a0
 filemap_fault+0x62c/0x1200
 __do_fault+0x138/0x390
 __handle_mm_fault+0x3611/0x5440
 handle_mm_fault+0x40a/0x8e0
 __get_user_pages+0x1699/0x2ce0
 populate_vma_page_range+0x29f/0x3a0
 __mm_populate+0x24c/0x380
 vm_mmap_pgoff+0x387/0x4d0
 ksys_mmap_pgoff+0x51f/0x760
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1cd718eba9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1cd53d5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f1cd73d6090 RCX: 00007f1cd718eba9
RDX: 0000000001000002 RSI: 0000000000b36000 RDI: 0000200000000000
RBP: 00007f1cd7211e19 R08: 0000000000000006 R09: 000000002c93a000
R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1cd73d6128 R14: 00007f1cd73d6090 R15: 00007ffc123d5ce8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0x11ad/0x12f0
Code: 4d c9 ff 4c 89 e7 48 c7 c6 20 3e 94 8b e8 cb 8b 31 ff 90 0f 0b e8 13 4d c9 ff 4c 89 e7 48 c7 c6 00 35 94 8b e8 b4 8b 31 ff 90 <0f> 0b e8 fc 4c c9 ff 4c 89 e7 48 c7 c6 20 3e 94 8b e8 9d 8b 31 ff
RSP: 0018:ffffc90006df72a0 EFLAGS: 00010246
RAX: 814f303a90f8c200 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8d9b9e62 RDI: 00000000ffffffff
RBP: ffffc90006df7410 R08: ffffffff8fa3a537 R09: 1ffffffff1f474a6
R10: dffffc0000000000 R11: fffffbfff1f474a7 R12: ffffea0004bef7c0
R13: dffffc0000000000 R14: ffffea0004bef7c8 R15: 0000000000000002
FS:  00007f1cd53d56c0(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b34f18ff8 CR3: 0000000114470000 CR4: 00000000000006f0
