7f5e5508c000-7f5e5508ffff: ffff88807ce0edc0
    7f5e55090000-7f5e55091fff: ffff88807ce0ea00
    7f5e55092000-7f5e55093fff: ffff888076e98c80
    7f5e55094000-7ffee13c5fff: 0000000000000000
    7ffee13c6000-7ffee13e6fff: ffff888076e98140
    7ffee13e7000-ffffffffffffffff: 0000000000000000
------------[ cut here ]------------
WARNING: CPU: 1 PID: 18105 at mm/vma.c:821 vma_merge_existing_range mm/vma.c:821 [inline]
WARNING: CPU: 1 PID: 18105 at mm/vma.c:821 vma_modify+0xa28/0x20a0 mm/vma.c:1617
Modules linked in:
CPU: 1 UID: 0 PID: 18105 Comm: syz.3.3536 Not tainted 6.15.0-syzkaller-13804-g939f15e640f1 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:vma_merge_existing_range mm/vma.c:821 [inline]
RIP: 0010:vma_modify+0xa28/0x20a0 mm/vma.c:1617
Code: 12 00 00 4c 8b 63 28 4d 85 e4 0f 85 86 02 00 00 e9 b3 01 00 00 e8 08 01 a9 ff 48 c7 c6 a0 0f bc 8b 48 89 df e8 59 20 f2 ff 90 <0f> 0b 90 e9 51 f8 ff ff e8 eb 00 a9 ff 48 8b 54 24 20 48 b8 00 00
RSP: 0018:ffffc90003317b60 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffffc90003317c80 RCX: ffffffff8b761883
RDX: ffff88802e654880 RSI: ffffffff82131bb7 RDI: 0000000000000006
RBP: ffff888056d4cdc0 R08: 0000000000000006 R09: ffffffffffffffff
R10: ffffffffffffffff R11: 0000000000000001 R12: 0000200000130001
R13: 0000000000000001 R14: 0000200000130000 R15: ffffc90003317ca0
FS:  00007f5e5506a6c0(0000) GS:ffff888124854000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f630a49efe0 CR3: 000000005233a000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 vma_modify_flags+0x212/0x2d0 mm/vma.c:1658
 mlock_fixup+0x27c/0xe50 mm/mlock.c:483
 apply_mlockall_flags+0x2d4/0x470 mm/mlock.c:736
 __do_sys_munlockall+0xc5/0x280 mm/mlock.c:782
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5e5418e929
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:00007f5e5506a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000098
RAX: ffffffffffffffda RBX: 00007f5e543b6080 RCX: 00007f5e5418e929
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f5e5506a090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000001 R14: 00007f5e543b6080 R15: 00007ffee13e4e68
 </TASK>