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:00007f2d1aca3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f2d19fa5fa0 RCX: 00007f2d19d8cd29 RDX: 0000000000000008 RSI: 0000000000000009 RDI: 0000000000002000 RBP: 00007f2d1aca3090 R08: 0000000000000003 R09: 0000000000000000 R10: 0008000000008011 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f2d19fa5fa0 R15: 00007ffe0ff39a28 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 16340 at arch/x86/mm/pat/memtype.c:983 get_pat_info+0x2c1/0x320 arch/x86/mm/pat/memtype.c:983 Modules linked in: CPU: 0 UID: 0 PID: 16340 Comm: syz.2.2911 Not tainted 6.13.0-syzkaller-07048-gae8b53aac327 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:get_pat_info+0x2c1/0x320 arch/x86/mm/pat/memtype.c:983 Code: 49 89 1c 24 e9 0f ff ff ff e8 fb ac 4d 00 90 0f 0b 90 e9 ff fd ff ff 4c 89 ef e8 7a 7d b0 00 e9 f0 fe ff ff e8 e0 ac 4d 00 90 <0f> 0b 90 bb ea ff ff ff e9 e3 fe ff ff 4c 89 ff e8 6a 7c b0 00 e9 RSP: 0018:ffffc9000d37f488 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888039679d90 RCX: ffffffff816b4534 RDX: ffff88802fdada00 RSI: ffffffff816b45b0 RDI: 0000000000000007 RBP: 1ffff92001a6fe92 R08: 0000000000000007 R09: 0000000000000020 R10: 0000000000000028 R11: 0000000000000001 R12: ffffc9000d37f590 R13: 0000000000000000 R14: 0000000000000028 R15: ffff888039679db0 FS: 00007f2d1aca36c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000ed9000 CR3: 0000000071ad8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: untrack_pfn+0xf7/0x4d0 arch/x86/mm/pat/memtype.c:1085 unmap_single_vma+0x1bd/0x2b0 mm/memory.c:1849 zap_page_range_single+0x326/0x560 mm/memory.c:1950 remap_pfn_range_notrack mm/memory.c:2723 [inline] remap_pfn_range+0x130/0x160 mm/memory.c:2748 usbdev_mmap+0x7d9/0xb30 drivers/usb/core/devio.c:279 call_mmap include/linux/fs.h:2233 [inline] mmap_file mm/internal.h:124 [inline] __mmap_new_file_vma mm/vma.c:2291 [inline] __mmap_new_vma mm/vma.c:2355 [inline] __mmap_region+0x1823/0x2760 mm/vma.c:2456 mmap_region+0x270/0x320 mm/mmap.c:1352 do_mmap+0xa09/0x1050 mm/mmap.c:500 vm_mmap_pgoff+0x203/0x3a0 mm/util.c:575 ksys_mmap_pgoff+0x32c/0x5c0 mm/mmap.c:546 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline] __x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2d19d8cd29 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:00007f2d1aca3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f2d19fa5fa0 RCX: 00007f2d19d8cd29 RDX: 0000000000000008 RSI: 0000000000000009 RDI: 0000000000002000 RBP: 00007f2d1aca3090 R08: 0000000000000003 R09: 0000000000000000 R10: 0008000000008011 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f2d19fa5fa0 R15: 00007ffe0ff39a28 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 40 00 nopl 0x0(%rax) 10: 48 89 f8 mov %rdi,%rax 13: 48 89 f7 mov %rsi,%rdi 16: 48 89 d6 mov %rdx,%rsi 19: 48 89 ca mov %rcx,%rdx 1c: 4d 89 c2 mov %r8,%r10 1f: 4d 89 c8 mov %r9,%r8 22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 27: 0f 05 syscall * 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 2f: 73 01 jae 0x32 31: c3 ret 32: 48 c7 c1 a8 ff ff ff mov $0xffffffffffffffa8,%rcx 39: f7 d8 neg %eax 3b: 64 89 01 mov %eax,%fs:(%rcx) 3e: 48 rex.W