RSP: 002b:00007fd59720b038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8
RAX: ffffffffffffffda RBX: 00007fd5965e5fa0 RCX: 00007fd59638f749
RDX: 0000000000000000 RSI: 0000000000c00000 RDI: 0000200000000000
RBP: 00007fd59720b090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fd5965e6038 R14: 00007fd5965e5fa0 R15: 00007ffdded346b8
 </TASK>
------------[ cut here ]------------
kernel BUG at mm/mmap.c:2854!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 5192 Comm: syz.6.1108 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__mmap_region mm/mmap.c:2854 [inline]
RIP: 0010:mmap_region+0x2144/0x2290 mm/mmap.c:3030
Code: 80 c1 03 38 c1 0f 8c de f8 ff ff 4c 89 ff 49 89 d5 e8 20 17 09 00 4c 89 ea e9 cb f8 ff ff e8 d3 9b c4 ff 0f 0b e8 cc 9b c4 ff <0f> 0b 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 8e fa ff ff 4c 89 e7
RSP: 0018:ffffc900012efa20 EFLAGS: 00010293
RAX: ffffffff81ab8e34 RBX: 0000200000c00000 RCX: ffff88813ba5e540
RDX: 0000000000000000 RSI: 0000200000bfffff RDI: 0000200000c00000
RBP: ffffc900012efc10 R08: ffff88813ba5e540 R09: 0000000000000003
R10: 0000000000000003 R11: 0000000000000000 R12: 0000200000000000
R13: ffff88811085d500 R14: 0000200000c00000 R15: 0000200000bfffff
FS:  00007fd59720b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555782084a8 CR3: 0000000149c4c000 CR4: 00000000003506b0
Call Trace:
 <TASK>
 do_mmap+0x843/0xdc0 mm/mmap.c:1491
 __do_sys_remap_file_pages mm/mmap.c:3154 [inline]
 __se_sys_remap_file_pages+0x5a4/0x7b0 mm/mmap.c:3083
 __x64_sys_remap_file_pages+0xbf/0xd0 mm/mmap.c:3083
 x64_sys_call+0x798/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:217
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fd59638f749
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:00007fd59720b038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8
RAX: ffffffffffffffda RBX: 00007fd5965e5fa0 RCX: 00007fd59638f749
RDX: 0000000000000000 RSI: 0000000000c00000 RDI: 0000200000000000
RBP: 00007fd59720b090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fd5965e6038 R14: 00007fd5965e5fa0 R15: 00007ffdded346b8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__mmap_region mm/mmap.c:2854 [inline]
RIP: 0010:mmap_region+0x2144/0x2290 mm/mmap.c:3030
Code: 80 c1 03 38 c1 0f 8c de f8 ff ff 4c 89 ff 49 89 d5 e8 20 17 09 00 4c 89 ea e9 cb f8 ff ff e8 d3 9b c4 ff 0f 0b e8 cc 9b c4 ff <0f> 0b 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 8e fa ff ff 4c 89 e7
RSP: 0018:ffffc900012efa20 EFLAGS: 00010293
RAX: ffffffff81ab8e34 RBX: 0000200000c00000 RCX: ffff88813ba5e540
RDX: 0000000000000000 RSI: 0000200000bfffff RDI: 0000200000c00000
RBP: ffffc900012efc10 R08: ffff88813ba5e540 R09: 0000000000000003
R10: 0000000000000003 R11: 0000000000000000 R12: 0000200000000000
R13: ffff88811085d500 R14: 0000200000c00000 R15: 0000200000bfffff
FS:  00007fd59720b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555782084a8 CR3: 0000000149c4c000 CR4: 00000000003506b0