------------[ cut here ]------------ kernel BUG at include/linux/swapops.h:472! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5116 Comm: syz-fuzzer Not tainted 6.2.0-rc5-next-20230127-syzkaller-08766-ge2f86c02fdc9 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:pfn_swap_entry_to_page include/linux/swapops.h:472 [inline] RIP: 0010:migration_entry_wait_on_locked+0x7bd/0xc50 mm/filemap.c:1384 Code: 80 3c 02 00 0f 85 84 04 00 00 4d 8b 6d 00 31 ff 41 83 e5 01 44 89 ee e8 e1 02 d4 ff 45 84 ed 0f 85 9d f9 ff ff e8 c3 06 d4 ff <0f> 0b e8 bc 06 d4 ff e8 37 4a 61 08 e9 ed fb ff ff e8 ad 06 d4 ff RSP: 0000:ffffc90003cffa38 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff9200079ff4b RCX: 0000000000000000 RDX: ffff8880221b3a80 RSI: ffffffff81b0ae5d RDI: 0000000000000001 RBP: ffffea0000bfa680 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffea0000bfa688 R13: 0000000000000000 R14: ffffea0000bfa680 R15: 0000000000000000 FS: 000000c0338b1890(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0325377a0 CR3: 000000007a175000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __migration_entry_wait+0x179/0x1a0 mm/migrate.c:317 do_swap_page+0x27aa/0x36b0 mm/memory.c:3692 handle_pte_fault mm/memory.c:4915 [inline] __handle_mm_fault+0x1623/0x3e60 mm/memory.c:5053 handle_mm_fault+0x1b6/0x850 mm/memory.c:5199 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: 0033:0x41e5db Code: 0f b6 11 44 89 c1 45 89 d5 41 d3 ea 41 0f ba e2 04 0f 83 ec 00 00 00 48 89 44 24 58 41 0f a3 cd 0f 83 87 00 00 00 4e 8d 14 20 <4d> 8b 12 66 90 4d 85 d2 74 79 4d 89 d5 4d 29 e2 4c 39 d2 77 6e 89 RSP: 002b:000000c00113de80 EFLAGS: 00010207 RAX: 0000000000000000 RBX: 000000c000041698 RCX: 0000000000000000 RDX: 0000000000000060 RSI: 000000000020300c RDI: 0000000000c0e798 RBP: 000000c00113df08 R08: 0000000000000000 R09: 00007efed6b2ebbd R10: 000000c0325377a0 R11: 00007efed6c04fff R12: 000000c0325377a0 R13: 00000000000000f9 R14: 000000c02bf7b040 R15: 0000000000000000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:pfn_swap_entry_to_page include/linux/swapops.h:472 [inline] RIP: 0010:migration_entry_wait_on_locked+0x7bd/0xc50 mm/filemap.c:1384 Code: 80 3c 02 00 0f 85 84 04 00 00 4d 8b 6d 00 31 ff 41 83 e5 01 44 89 ee e8 e1 02 d4 ff 45 84 ed 0f 85 9d f9 ff ff e8 c3 06 d4 ff <0f> 0b e8 bc 06 d4 ff e8 37 4a 61 08 e9 ed fb ff ff e8 ad 06 d4 ff RSP: 0000:ffffc90003cffa38 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff9200079ff4b RCX: 0000000000000000 RDX: ffff8880221b3a80 RSI: ffffffff81b0ae5d RDI: 0000000000000001 RBP: ffffea0000bfa680 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffea0000bfa688 R13: 0000000000000000 R14: ffffea0000bfa680 R15: 0000000000000000 FS: 000000c0338b1890(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0325377a0 CR3: 000000007a175000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400