RAX: ffffffffffffffda RBX: 00007fa94af9bf80 RCX: 00007fa94ae7c959
RDX: 0000000001000002 RSI: 0000000000400000 RDI: 0000000020000000
RBP: 00007fa94bcbe120 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000011012 R11: 0000000000000246 R12: 0000000000000002
R13: 000000000000000b R14: 00007fa94af9bf80 R15: 00007fff2f11c418
 </TASK>
------------[ cut here ]------------
kernel BUG at mm/page_table_check.c:146!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 5545 Comm: syz-executor.0 Not tainted 6.7.0-rc1-syzkaller-00012-g9bacdd8996c7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:__page_table_check_zero+0x40c/0x5e0 mm/page_table_check.c:146
Code: fc ff ff e8 46 f1 9e ff 48 83 ed 01 49 89 ec e9 eb fc ff ff e8 35 f1 9e ff 90 0f 0b e8 2d f1 9e ff 90 0f 0b e8 25 f1 9e ff 90 <0f> 0b e8 1d f1 9e ff 4c 8b 63 08 31 ff 4c 89 e5 83 e5 01 48 89 ee
RSP: 0018:ffffc90005077a00 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81e89e14
RDX: ffff8880266d9dc0 RSI: ffffffff81e89fcb RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801698c000
R13: 000000000000000a R14: ffff88801698c044 R15: dffffc0000000000
FS:  00007fa94bcbe6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa94af980c0 CR3: 000000007044f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 page_table_check_free include/linux/page_table_check.h:41 [inline]
 free_pages_prepare mm/page_alloc.c:1138 [inline]
 __free_pages_ok+0x628/0xc50 mm/page_alloc.c:1267
 hcd_buffer_free_pages+0xe8/0x180 drivers/usb/core/buffer.c:210
 dec_usb_memory_use_count+0x27b/0x410 drivers/usb/core/devio.c:198
 usbdev_mmap+0x816/0xb20 drivers/usb/core/devio.c:285
 call_mmap include/linux/fs.h:2025 [inline]
 mmap_region+0x5e3/0x2830 mm/mmap.c:2851
 do_mmap+0x893/0xef0 mm/mmap.c:1379
 vm_mmap_pgoff+0x1a8/0x3c0 mm/util.c:546
 ksys_mmap_pgoff+0x422/0x5b0 mm/mmap.c:1425
 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:93 [inline]
 __se_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline]
 __x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:86
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fa94ae7c959
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa94bcbe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fa94af9bf80 RCX: 00007fa94ae7c959
RDX: 0000000001000002 RSI: 0000000000400000 RDI: 0000000020000000
RBP: 00007fa94bcbe120 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000011012 R11: 0000000000000246 R12: 0000000000000002
R13: 000000000000000b R14: 00007fa94af9bf80 R15: 00007fff2f11c418
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__page_table_check_zero+0x40c/0x5e0 mm/page_table_check.c:146
Code: fc ff ff e8 46 f1 9e ff 48 83 ed 01 49 89 ec e9 eb fc ff ff e8 35 f1 9e ff 90 0f 0b e8 2d f1 9e ff 90 0f 0b e8 25 f1 9e ff 90 <0f> 0b e8 1d f1 9e ff 4c 8b 63 08 31 ff 4c 89 e5 83 e5 01 48 89 ee
RSP: 0018:ffffc90005077a00 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81e89e14
RDX: ffff8880266d9dc0 RSI: ffffffff81e89fcb RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801698c000
R13: 000000000000000a R14: ffff88801698c044 R15: dffffc0000000000
FS:  00007fa94bcbe6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555a69036950 CR3: 000000007044f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400