------------[ cut here ]------------ kernel BUG at mm/memory.c:2163! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4867 Comm: syz-executor.0 Not tainted 6.3.0-rc5-syzkaller-00202-ga79d5c76f705 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 RIP: 0010:vmf_insert_pfn_prot+0x24c/0x460 mm/memory.c:2163 Code: 0f 0b e8 07 58 c2 ff 4d 89 f7 bf 20 00 00 00 41 83 e7 28 4c 89 fe e8 63 54 c2 ff 49 83 ff 20 0f 85 a5 fe ff ff e8 e4 57 c2 ff <0f> 0b 49 be ff ff ff ff ff ff 0f 00 e8 d3 57 c2 ff 4d 21 ee 4c 89 RSP: 0000:ffffc90014907be0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff92002920f7e RCX: 0000000000000000 RDX: ffff88802afd57c0 RSI: ffffffff81c0821c RDI: 0000000000000007 RBP: ffff88801d4f10e0 R08: 0000000000000007 R09: 0000000000000020 R10: 0000000000000020 R11: 0000000000000000 R12: 0000000020000000 R13: 000000000001e9c9 R14: 000000000c140473 R15: 0000000000000020 FS: 0000555555e78400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200b0000 CR3: 000000001ce49000 CR4: 00000000003506f0 DR0: 00000000ffff070c DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: drm_gem_shmem_fault+0x1e1/0x290 drivers/gpu/drm/drm_gem_shmem_helper.c:559 __do_fault+0x107/0x600 mm/memory.c:4155 do_cow_fault mm/memory.c:4536 [inline] do_fault mm/memory.c:4637 [inline] handle_pte_fault mm/memory.c:4923 [inline] __handle_mm_fault+0x32ac/0x3e60 mm/memory.c:5065 handle_mm_fault+0x2ba/0x9c0 mm/memory.c:5211 do_user_addr_fault+0x475/0x1230 arch/x86/mm/fault.c:1407 handle_page_fault arch/x86/mm/fault.c:1498 [inline] exc_page_fault+0x98/0x170 arch/x86/mm/fault.c:1554 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0033:0x7f53d4c86cab Code: 0f 74 12 4c 8d 0c 16 4c 39 cf 0f 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e <88> 0f c3 48 8b 4c 16 f8 48 8b 36 48 89 4c 17 f8 48 89 37 c3 8b 4c RSP: 002b:00007f53d4ecfb98 EFLAGS: 00010246 RAX: 0000000020000000 RBX: 0000000000000000 RCX: 0000000000000030 RDX: 0000000000000001 RSI: 00007f53d4800268 RDI: 0000000020000000 RBP: 00007f53d4ecfc58 R08: 00007f53d4c00000 R09: 00007f53d4800000 R10: 00007f53d4800250 R11: 0000000000000246 R12: 000000000013f416 R13: 00007f53d4ecfc80 R14: 00007f53d4dabf80 R15: 0000000000000032 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:vmf_insert_pfn_prot+0x24c/0x460 mm/memory.c:2163 Code: 0f 0b e8 07 58 c2 ff 4d 89 f7 bf 20 00 00 00 41 83 e7 28 4c 89 fe e8 63 54 c2 ff 49 83 ff 20 0f 85 a5 fe ff ff e8 e4 57 c2 ff <0f> 0b 49 be ff ff ff ff ff ff 0f 00 e8 d3 57 c2 ff 4d 21 ee 4c 89 RSP: 0000:ffffc90014907be0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff92002920f7e RCX: 0000000000000000 RDX: ffff88802afd57c0 RSI: ffffffff81c0821c RDI: 0000000000000007 RBP: ffff88801d4f10e0 R08: 0000000000000007 R09: 0000000000000020 R10: 0000000000000020 R11: 0000000000000000 R12: 0000000020000000 R13: 000000000001e9c9 R14: 000000000c140473 R15: 0000000000000020 FS: 0000555555e78400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020328000 CR3: 000000001ce49000 CR4: 00000000003506e0 DR0: 00000000ffff070c DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400