------------[ cut here ]------------ kernel BUG at mm/mmap.c:2828! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4701 Comm: syz-executor.2 Not tainted 6.1.68-syzkaller-00029-g8c0f9174731d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:mmap_region+0x225e/0x2390 mm/mmap.c:2828 Code: 03 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 1e fc ff ff 48 89 df e8 83 62 09 00 e9 11 fc ff ff e8 99 a5 c2 ff 0f 0b e8 92 a5 c2 ff <0f> 0b 65 8b 05 a9 5e 4f 7e 41 89 c6 4c 89 f0 48 c1 e8 06 48 8d 3c RSP: 0018:ffffc90000c17a20 EFLAGS: 00010246 RAX: ffffffff81b2b2ae RBX: 0000000020000fff RCX: 0000000000040000 RDX: ffffc9000767d000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc90000c17c30 R08: ffffffff81b29ef1 R09: ffffffff84ef0d43 R10: 0000000000000003 R11: ffff88815f972880 R12: ffffc90000c17b88 R13: dffffc0000000000 R14: 0000000020000000 R15: 0000000020001000 FS: 00007fcbc95ab6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000137a40000 CR4: 00000000003506b0 Call Trace: do_mmap+0x853/0xe30 mm/mmap.c:1472 __do_sys_remap_file_pages mm/mmap.c:3116 [inline] __se_sys_remap_file_pages+0x66d/0x840 mm/mmap.c:3048 __x64_sys_remap_file_pages+0xbf/0xd0 mm/mmap.c:3048 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fcbc887dda9 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:00007fcbc95ab0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8 RAX: ffffffffffffffda RBX: 00007fcbc89abf80 RCX: 00007fcbc887dda9 RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000020000000 RBP: 00007fcbc95ab120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 000000000000000b R14: 00007fcbc89abf80 R15: 00007ffe557d3598 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:mmap_region+0x225e/0x2390 mm/mmap.c:2828 Code: 03 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 1e fc ff ff 48 89 df e8 83 62 09 00 e9 11 fc ff ff e8 99 a5 c2 ff 0f 0b e8 92 a5 c2 ff <0f> 0b 65 8b 05 a9 5e 4f 7e 41 89 c6 4c 89 f0 48 c1 e8 06 48 8d 3c RSP: 0018:ffffc90000c17a20 EFLAGS: 00010246 RAX: ffffffff81b2b2ae RBX: 0000000020000fff RCX: 0000000000040000 RDX: ffffc9000767d000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc90000c17c30 R08: ffffffff81b29ef1 R09: ffffffff84ef0d43 R10: 0000000000000003 R11: ffff88815f972880 R12: ffffc90000c17b88 R13: dffffc0000000000 R14: 0000000020000000 R15: 0000000020001000 FS: 00007fcbc95ab6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000137a40000 CR4: 00000000003506b0