__do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
 sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1056
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
------------[ cut here ]------------
kernel BUG at mm/filemap.c:858!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 3 UID: 0 PID: 9909 Comm: syz.0.1099 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~bpo12+1 04/01/2014
RIP: 0010:__filemap_add_folio+0xf29/0x11b0 mm/filemap.c:858
Code: 97 c6 ff 48 c7 c6 80 ed 99 8b 4c 89 ef e8 0f 74 11 00 90 0f 0b e8 07 97 c6 ff 48 c7 c6 e0 ed 99 8b 4c 89 ef e8 f8 73 11 00 90 <0f> 0b e8 f0 96 c6 ff 90 0f 0b 90 e9 1c fc ff ff e8 e2 96 c6 ff 48
RSP: 0018:ffffc9000751f840 EFLAGS: 00010283
RAX: 000000000001b180 RBX: 0000000000000000 RCX: ffffc900079a2000
RDX: 0000000000080000 RSI: ffffffff81f84f78 RDI: ffff888055d92944
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff9088b4d7 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea00014e2a80 R14: 0000000000000000 R15: 0000000000000000
FS:  00007febe12536c0(0000) GS:ffff8880d6bf5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007febe1231f98 CR3: 000000002ab5a000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x19a/0x610 mm/filemap.c:966
 ra_alloc_folio mm/readahead.c:453 [inline]
 page_cache_ra_order+0x637/0xed0 mm/readahead.c:512
 do_sync_mmap_readahead mm/filemap.c:3400 [inline]
 filemap_fault+0x16ac/0x29d0 mm/filemap.c:3549
 __do_fault+0x10d/0x490 mm/memory.c:5320
 do_shared_fault mm/memory.c:5819 [inline]
 do_fault+0x302/0x1ad0 mm/memory.c:5893
 do_pte_missing mm/memory.c:4401 [inline]
 handle_pte_fault mm/memory.c:6273 [inline]
 __handle_mm_fault+0x1919/0x2bb0 mm/memory.c:6411
 handle_mm_fault+0x3fe/0xad0 mm/memory.c:6580
 do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1476 [inline]
 exc_page_fault+0x64/0xc0 arch/x86/mm/fault.c:1532
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7febe0358e4c
Code: 00 00 00 74 a0 83 f9 c0 0f 87 56 fe ff ff 62 e1 fe 28 6f 4e 01 48 29 fe 48 83 c7 3f 49 8d 0c 10 48 83 e7 c0 48 01 fe 48 29 f9 <f3> a4 62 c1 fe 28 7f 00 62 c1 fe 28 7f 48 01 c3 0f 1f 40 00 4c 8b
RSP: 002b:00007febe1252f88 EFLAGS: 00010202
RAX: 0000200000052000 RBX: 0000000000004000 RCX: 0000000000001a32
RDX: 0000000000001a32 RSI: 00007febe03eadd0 RDI: 0000200000052000
RBP: 00007febe042f350 R08: 0000200000052000 R09: 0000000000000002
R10: 0000000000000004 R11: 0000000000000246 R12: 00007febe042f3a0
R13: 00000000003bb000 R14: 0000200000056000 R15: 0000200000011000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xf29/0x11b0 mm/filemap.c:858
Code: 97 c6 ff 48 c7 c6 80 ed 99 8b 4c 89 ef e8 0f 74 11 00 90 0f 0b e8 07 97 c6 ff 48 c7 c6 e0 ed 99 8b 4c 89 ef e8 f8 73 11 00 90 <0f> 0b e8 f0 96 c6 ff 90 0f 0b 90 e9 1c fc ff ff e8 e2 96 c6 ff 48
RSP: 0018:ffffc9000751f840 EFLAGS: 00010283
RAX: 000000000001b180 RBX: 0000000000000000 RCX: ffffc900079a2000
RDX: 0000000000080000 RSI: ffffffff81f84f78 RDI: ffff888055d92944
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff9088b4d7 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea00014e2a80 R14: 0000000000000000 R15: 0000000000000000
FS:  00007febe12536c0(0000) GS:ffff8880d6bf5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007febe1231f98 CR3: 000000002ab5a000 CR4: 0000000000352ef0