 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: 0 UID: 0 PID: 17726 Comm: syz.3.2593 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 e0 3b 94 8b e8 ab 9a 31 ff 90 0f 0b e8 73 4d c9 ff 4c 89 e7 48 c7 c6 c0 32 94 8b e8 94 9a 31 ff 90 <0f> 0b e8 5c 4d c9 ff 4c 89 e7 48 c7 c6 e0 3b 94 8b e8 7d 9a 31 ff
RSP: 0018:ffffc9000324f6a0 EFLAGS: 00010246
RAX: adc74562dda39300 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8d9b9313 RDI: 00000000ffffffff
RBP: ffffc9000324f810 R08: ffffffff8fa3a037 R09: 1ffffffff1f47406
R10: dffffc0000000000 R11: fffffbfff1f47407 R12: ffffea0000a84440
R13: dffffc0000000000 R14: ffffea0000a84448 R15: 0000000000000002
FS:  00005555700db500(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0fc8b02fc8 CR3: 00000001246aa000 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+0x1847/0x5440
 handle_mm_fault+0x40a/0x8e0
 do_user_addr_fault+0xa81/0x1390
 exc_page_fault+0x76/0xf0
 asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7f0fc7b58898
Code: 10 8a 0e 74 0a 0f b7 74 16 fe 66 89 74 17 fe 88 0f c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 0f 1f 00 48 8b 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 0f 10 54 16 f0 0f 10 5c 16 e0 0f 11 07
RSP: 002b:00007ffffe994d88 EFLAGS: 00010202
RAX: 0000200000000080 RBX: 0000000000000004 RCX: 0030626c6c756e2f
RDX: 000000000000000c RSI: 6c756e2f7665642f RDI: 0000200000000080
RBP: 00007f0fc7dd7da0 R08: 0000001b32a20000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000009 R12: 00007f0fc7dd618c
R13: 00007f0fc7dd6180 R14: fffffffffffffffe R15: 00007ffffe994ea0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0x11ad/0x12f0
Code: 4d c9 ff 4c 89 e7 48 c7 c6 e0 3b 94 8b e8 ab 9a 31 ff 90 0f 0b e8 73 4d c9 ff 4c 89 e7 48 c7 c6 c0 32 94 8b e8 94 9a 31 ff 90 <0f> 0b e8 5c 4d c9 ff 4c 89 e7 48 c7 c6 e0 3b 94 8b e8 7d 9a 31 ff
RSP: 0018:ffffc9000324f6a0 EFLAGS: 00010246
RAX: adc74562dda39300 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8d9b9313 RDI: 00000000ffffffff
RBP: ffffc9000324f810 R08: ffffffff8fa3a037 R09: 1ffffffff1f47406
R10: dffffc0000000000 R11: fffffbfff1f47407 R12: ffffea0000a84440
R13: dffffc0000000000 R14: ffffea0000a84448 R15: 0000000000000002
FS:  00005555700db500(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fe09ff8 CR3: 00000001246aa000 CR4: 00000000000006f0
