------------[ cut here ]------------ kernel BUG at mm/memory.c:4062! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 487 Comm: syz.2.16 Not tainted 6.1.128-syzkaller-1167812-g33c9d4844afc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:do_swap_page+0x17cd/0x1ea0 mm/memory.c:4062 Code: 48 8b 74 24 10 48 8d 94 24 20 01 00 00 48 8b 4c 24 20 4c 8b 44 24 50 e8 a1 71 32 02 eb 24 e8 1a 56 c4 ff 0f 0b e8 13 56 c4 ff <0f> 0b e8 0c 56 c4 ff e9 4b f7 ff ff e8 02 56 c4 ff eb 38 e8 fb 55 RSP: 0018:ffffc90000987780 EFLAGS: 00010293 RAX: ffffffff81b1407d RBX: 0000000000020000 RCX: ffff88811a34bcc0 RDX: 0000000000000000 RSI: 0000000000020000 RDI: 0000000000000000 RBP: ffffc90000987910 R08: ffffffff81b133c2 R09: fffff9400098a1e1 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000987a80 R13: dffffc0000000000 R14: ffffea0004c50f00 R15: 50000000000a0415 FS: 00007f4d539456c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4d53923f98 CR3: 000000011a5cb000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: handle_pte_fault mm/memory.c:5161 [inline] __handle_mm_fault mm/memory.c:5299 [inline] handle_mm_fault+0x1b32/0x30e0 mm/memory.c:5439 faultin_page mm/gup.c:1009 [inline] __get_user_pages+0x377/0xf20 mm/gup.c:1233 populate_vma_page_range mm/gup.c:1590 [inline] __mm_populate+0x375/0x570 mm/gup.c:1704 do_mlock+0x57a/0x680 mm/mlock.c:611 __do_sys_mlock mm/mlock.c:619 [inline] __se_sys_mlock mm/mlock.c:617 [inline] __x64_sys_mlock+0x60/0x70 mm/mlock.c:617 x64_sys_call+0x434/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:150 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f4d52b8d169 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:00007f4d53945038 EFLAGS: 00000246 ORIG_RAX: 0000000000000095 RAX: ffffffffffffffda RBX: 00007f4d52da5fa0 RCX: 00007f4d52b8d169 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000400000000000 RBP: 00007f4d52c0e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f4d52da5fa0 R15: 00007ffd3827b458 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:do_swap_page+0x17cd/0x1ea0 mm/memory.c:4062 Code: 48 8b 74 24 10 48 8d 94 24 20 01 00 00 48 8b 4c 24 20 4c 8b 44 24 50 e8 a1 71 32 02 eb 24 e8 1a 56 c4 ff 0f 0b e8 13 56 c4 ff <0f> 0b e8 0c 56 c4 ff e9 4b f7 ff ff e8 02 56 c4 ff eb 38 e8 fb 55 RSP: 0018:ffffc90000987780 EFLAGS: 00010293 RAX: ffffffff81b1407d RBX: 0000000000020000 RCX: ffff88811a34bcc0 RDX: 0000000000000000 RSI: 0000000000020000 RDI: 0000000000000000 RBP: ffffc90000987910 R08: ffffffff81b133c2 R09: fffff9400098a1e1 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000987a80 R13: dffffc0000000000 R14: ffffea0004c50f00 R15: 50000000000a0415 FS: 00007f4d539456c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4d53923f98 CR3: 000000011a5cb000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400