RBP: 00007fd1f62af090 R08: fffffffffffffffa R09: 0000000000008000 R10: 0000000000000eb1 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fd1f5735f80 R15: 00007ffdd353ded8 ------------[ cut here ]------------ kernel BUG at mm/page_table_check.c:90! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 14108 Comm: syz.2.1636 Not tainted 6.12.0-rc1-syzkaller-00306-g27cc6fdf7201 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:page_table_check_clear.part.0+0x389/0x540 mm/page_table_check.c:90 Code: 00 e8 cb 1a f4 ff b8 ff ff ff ff f0 0f c1 43 04 8d 58 ff 31 ff 89 de e8 55 cc 92 ff 85 db 0f 89 7d fe ff ff e8 08 ca 92 ff 90 <0f> 0b e8 00 ca 92 ff 48 89 ef e8 b8 f1 ff ff 48 83 c4 10 5b 5d 41 RSP: 0018:ffffc900044b73d8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000ffffffff RCX: ffffffff81f9ddab RDX: ffff8880299d9e00 RSI: ffffffff81f9ddb8 RDI: 0000000000000005 RBP: ffff88801d0f0050 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000200 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fd1f62af6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000170 CR3: 00000000629c8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: page_table_check_clear arch/x86/include/asm/pgtable.h:274 [inline] __page_table_check_pmd_clear+0x3a9/0x600 mm/page_table_check.c:180 page_table_check_pmd_clear include/linux/page_table_check.h:57 [inline] pmdp_huge_get_and_clear arch/x86/include/asm/pgtable.h:1390 [inline] pmdp_huge_get_and_clear_full include/linux/pgtable.h:636 [inline] zap_huge_pmd+0x264/0x1380 mm/huge_memory.c:2071 zap_pmd_range mm/memory.c:1719 [inline] zap_pud_range mm/memory.c:1768 [inline] zap_p4d_range mm/memory.c:1789 [inline] unmap_page_range+0x15ef/0x3ce0 mm/memory.c:1810 unmap_single_vma+0x194/0x2b0 mm/memory.c:1856 unmap_vmas+0x22f/0x490 mm/memory.c:1900 unmap_region+0x201/0x480 mm/vma.c:354 mmap_region+0x1c00/0x2a50 mm/mmap.c:1573 do_mmap+0xc00/0xfc0 mm/mmap.c:496 vm_mmap_pgoff+0x1ba/0x360 mm/util.c:588 ksys_mmap_pgoff+0x7d/0x5c0 mm/mmap.c:542 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:79 [inline] __x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:79 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: 0033:0x7fd1f557dff9 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:00007fd1f62af038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fd1f5735f80 RCX: 00007fd1f557dff9 RDX: 0000000000000003 RSI: 0000000002020009 RDI: 0000000000000000 RBP: 00007fd1f62af090 R08: fffffffffffffffa R09: 0000000000008000 R10: 0000000000000eb1 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fd1f5735f80 R15: 00007ffdd353ded8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:page_table_check_clear.part.0+0x389/0x540 mm/page_table_check.c:90 Code: 00 e8 cb 1a f4 ff b8 ff ff ff ff f0 0f c1 43 04 8d 58 ff 31 ff 89 de e8 55 cc 92 ff 85 db 0f 89 7d fe ff ff e8 08 ca 92 ff 90 <0f> 0b e8 00 ca 92 ff 48 89 ef e8 b8 f1 ff ff 48 83 c4 10 5b 5d 41 RSP: 0018:ffffc900044b73d8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000ffffffff RCX: ffffffff81f9ddab RDX: ffff8880299d9e00 RSI: ffffffff81f9ddb8 RDI: 0000000000000005 RBP: ffff88801d0f0050 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000200 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fd1f62af6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000170 CR3: 00000000629c8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400