__do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xef/0x150 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+0xa3/0xc0 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: 1 UID: 0 PID: 13530 Comm: syz.2.2294 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:__filemap_add_folio+0xfcf/0x1280 mm/filemap.c:858
Code: 35 c5 ff 48 c7 c6 e0 35 bd 8b 4c 89 ef e8 e9 3f 12 00 90 0f 0b e8 e1 35 c5 ff 48 c7 c6 40 36 bd 8b 4c 89 ef e8 d2 3f 12 00 90 <0f> 0b e8 ca 35 c5 ff 90 0f 0b 90 e9 4b fe ff ff e8 bc 35 c5 ff 90
RSP: 0018:ffffc9000432f820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000112cc0 RCX: 0000000000000000
RDX: ffff88802bb28000 RSI: ffffffff8255c4e8 RDI: ffff88802bb284c4
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea0000af4940 R14: 0000000000000000 R15: 1ffff92000865f2e
FS:  000055557f460500(0000) GS:ffff8880d6447000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5a683e9e80 CR3: 000000005d26e000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x1d8/0x690 mm/filemap.c:966
 ra_alloc_folio mm/readahead.c:456 [inline]
 page_cache_ra_order+0x614/0xf30 mm/readahead.c:515
 do_sync_mmap_readahead mm/filemap.c:3405 [inline]
 filemap_fault+0x191a/0x2eb0 mm/filemap.c:3554
 __do_fault+0x10d/0x550 mm/memory.c:5364
 do_shared_fault mm/memory.c:5863 [inline]
 do_fault+0x2db/0x1950 mm/memory.c:5937
 do_pte_missing mm/memory.c:4477 [inline]
 handle_pte_fault mm/memory.c:6317 [inline]
 __handle_mm_fault+0x180f/0x2b60 mm/memory.c:6455
 handle_mm_fault+0x36d/0xa20 mm/memory.c:6624
 do_user_addr_fault+0x5a3/0x12f0 arch/x86/mm/fault.c:1334
 handle_page_fault arch/x86/mm/fault.c:1474 [inline]
 exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1527
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f7e8b36cdc8
Code: 66 89 74 17 02 88 0f c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 c5 fa 7f 07 c5 fa 7f 4c 17 f0 c3 0f 1f 44 00 00 48 8b 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 62 e1 fe 28 6f 54 16 ff 62 e1 fe 28 6f
RSP: 002b:00007fffc6bfb208 EFLAGS: 00010206
RAX: 00002000000001c0 RBX: 0000000000000004 RCX: 0073746e6576652e
RDX: 000000000000000e RSI: 652e79726f6d656d RDI: 00002000000001c0
RBP: fffffffffffffffe R08: 0000001b32820000 R09: 0000000000000001
R10: 7ffffffffffffff1 R11: 0000000000000009 R12: 00007fffc6bfb330
R13: 00007f7e8b61618c R14: 0000000000037b7f R15: 00007f7e8b616180
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xfcf/0x1280 mm/filemap.c:858
Code: 35 c5 ff 48 c7 c6 e0 35 bd 8b 4c 89 ef e8 e9 3f 12 00 90 0f 0b e8 e1 35 c5 ff 48 c7 c6 40 36 bd 8b 4c 89 ef e8 d2 3f 12 00 90 <0f> 0b e8 ca 35 c5 ff 90 0f 0b 90 e9 4b fe ff ff e8 bc 35 c5 ff 90
RSP: 0018:ffffc9000432f820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000112cc0 RCX: 0000000000000000
RDX: ffff88802bb28000 RSI: ffffffff8255c4e8 RDI: ffff88802bb284c4
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea0000af4940 R14: 0000000000000000 R15: 1ffff92000865f2e
FS:  000055557f460500(0000) GS:ffff8880d6447000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5a683e9e80 CR3: 000000005d26e000 CR4: 0000000000352ef0