__do_sys_clone kernel/fork.c:2794 [inline]
 __se_sys_clone kernel/fork.c:2778 [inline]
 __x64_sys_clone+0x1b6/0x230 kernel/fork.c:2778
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:859!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 19358 Comm: syz.1.3747 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
RIP: 0010:__filemap_add_folio+0x11bc/0x1300 mm/filemap.c:858
Code: 8a c6 ff 4c 89 e7 48 c7 c6 60 bd b7 8b e8 cc 75 2b ff 90 0f 0b e8 14 8a c6 ff 4c 89 e7 48 c7 c6 00 b2 b7 8b e8 b5 75 2b ff 90 <0f> 0b e8 fd 89 c6 ff 4c 89 e7 48 c7 c6 60 bd b7 8b e8 9e 75 2b ff
RSP: 0018:ffffc900110df5c0 EFLAGS: 00010246
RAX: 1cd42cb927b49500 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8ddef5f6 RDI: 00000000ffffffff
RBP: ffffc900110df740 R08: ffffffff9011d5b7 R09: 1ffffffff2023ab6
R10: dffffc0000000000 R11: fffffbfff2023ab7 R12: ffffea0001d77640
R13: dffffc0000000000 R14: ffffea0001d77648 R15: 0000000000000004
FS:  000055556c3be500(0000) GS:ffff88812539d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c371eb7 CR3: 0000000033f0c000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 filemap_add_folio+0x264/0x530 mm/filemap.c:966
 ra_alloc_folio mm/readahead.c:453 [inline]
 page_cache_ra_order+0x6a8/0xe50 mm/readahead.c:512
 do_sync_mmap_readahead+0x6ad/0x8e0 mm/filemap.c:3400
 filemap_fault+0x703/0x12e0 mm/filemap.c:3549
 __do_fault+0x138/0x390 mm/memory.c:5374
 do_shared_fault mm/memory.c:5873 [inline]
 do_fault mm/memory.c:5947 [inline]
 do_pte_missing+0x66e/0x3220 mm/memory.c:4488
 handle_pte_fault mm/memory.c:6327 [inline]
 __handle_mm_fault mm/memory.c:6465 [inline]
 handle_mm_fault+0x1b8c/0x32b0 mm/memory.c:6634
 do_user_addr_fault+0xa73/0x1360 arch/x86/mm/fault.c:1334
 handle_page_fault arch/x86/mm/fault.c:1474 [inline]
 exc_page_fault+0x6a/0xc0 arch/x86/mm/fault.c:1527
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f8f55d69c18
Code: fc 89 37 c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 c5 fa 7f 07 c5 fa 7f 4c 17 f0 c3 66 0f 1f 84 00 00 00 00 00 48 8b 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 c5 fe 6f 54 16 e0 c5 fe 6f 5c 16 c0 c5
RSP: 002b:00007ffc1b1e8878 EFLAGS: 00010246
RAX: 0000200000000280 RBX: 0000000000000004 RCX: 0031313230386c6e
RDX: 0000000000000008 RSI: 0031313230386c6e RDI: 0000200000000280
RBP: fffffffffffffffe R08: 0000001b32a20000 R09: 0000000000000001
R10: 7ffffffffffffff7 R11: 0000000000000009 R12: 00007ffc1b1e89a0
R13: 00007f8f5601627c R14: 00000000000abc9f R15: 00007f8f56016270
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0x11bc/0x1300 mm/filemap.c:858
Code: 8a c6 ff 4c 89 e7 48 c7 c6 60 bd b7 8b e8 cc 75 2b ff 90 0f 0b e8 14 8a c6 ff 4c 89 e7 48 c7 c6 00 b2 b7 8b e8 b5 75 2b ff 90 <0f> 0b e8 fd 89 c6 ff 4c 89 e7 48 c7 c6 60 bd b7 8b e8 9e 75 2b ff
RSP: 0018:ffffc900110df5c0 EFLAGS: 00010246
RAX: 1cd42cb927b49500 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8ddef5f6 RDI: 00000000ffffffff
RBP: ffffc900110df740 R08: ffffffff9011d5b7 R09: 1ffffffff2023ab6
R10: dffffc0000000000 R11: fffffbfff2023ab7 R12: ffffea0001d77640
R13: dffffc0000000000 R14: ffffea0001d77648 R15: 0000000000000004
FS:  000055556c3be500(0000) GS:ffff88812529d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005580edd6dee8 CR3: 0000000033f0c000 CR4: 00000000003526f0