------------[ cut here ]------------ kernel BUG at include/linux/swapops.h:195! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 3562 Comm: syz.3.892 Tainted: G W 5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:migration_entry_to_page include/linux/swapops.h:195 [inline] RIP: 0010:zap_pte_range mm/memory.c:1146 [inline] RIP: 0010:zap_pmd_range mm/memory.c:1222 [inline] RIP: 0010:zap_pud_range mm/memory.c:1251 [inline] RIP: 0010:zap_p4d_range mm/memory.c:1272 [inline] RIP: 0010:unmap_page_range+0x1b03/0x1b20 mm/memory.c:1293 Code: d3 da ff 65 48 8b 04 25 28 00 00 00 48 3b 84 24 10 01 00 00 75 16 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 4d d3 da ff <0f> 0b e8 c6 5d a2 02 e8 41 d3 da ff 0f 0b 66 66 2e 0f 1f 84 00 00 RSP: 0018:ffff8881c75f7940 EFLAGS: 00010293 RAX: ffffffff8184ab93 RBX: 0000000000000000 RCX: ffff8881d5079f80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff8881c75f7a90 R08: dffffc0000000000 R09: fffffb1df8a27499 R10: fffffb1df8a27499 R11: 1fffff1df8a27498 R12: 1ffff1103d44ce39 R13: 00007f2e44bea000 R14: 0000003bbf144e93 R15: ffff8881d762d868 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f999be52f98 CR3: 0000000005c0e000 CR4: 00000000003406a0 DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: unmap_single_vma mm/memory.c:1338 [inline] unmap_vmas+0x245/0x340 mm/memory.c:1370 exit_mmap+0x2bb/0x520 mm/mmap.c:3191 __mmput+0x92/0x2e0 kernel/fork.c:1101 mmput+0x47/0x60 kernel/fork.c:1122 exit_mm kernel/exit.c:538 [inline] do_exit+0x99f/0x2660 kernel/exit.c:848 do_group_exit+0x13e/0x300 kernel/exit.c:984 __do_sys_exit_group kernel/exit.c:995 [inline] __se_sys_exit_group kernel/exit.c:993 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:993 do_syscall_64+0xcf/0x170 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 RIP: 0033:0x7f2e4597d969 Code: Bad RIP value. RSP: 002b:00007ffcc2a86348 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2e4597d969 RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcc2a863ac R08: 0000001ec2a8643f R09: 00000000000927c0 R10: 0000000000000248 R11: 0000000000000246 R12: 00000000000000cc R13: 00000000000927c0 R14: 0000000000017a84 R15: 00007ffcc2a86400 Modules linked in: ---[ end trace 4654323f936650ac ]--- RIP: 0010:migration_entry_to_page include/linux/swapops.h:195 [inline] RIP: 0010:zap_pte_range mm/memory.c:1146 [inline] RIP: 0010:zap_pmd_range mm/memory.c:1222 [inline] RIP: 0010:zap_pud_range mm/memory.c:1251 [inline] RIP: 0010:zap_p4d_range mm/memory.c:1272 [inline] RIP: 0010:unmap_page_range+0x1b03/0x1b20 mm/memory.c:1293 Code: d3 da ff 65 48 8b 04 25 28 00 00 00 48 3b 84 24 10 01 00 00 75 16 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 4d d3 da ff <0f> 0b e8 c6 5d a2 02 e8 41 d3 da ff 0f 0b 66 66 2e 0f 1f 84 00 00 RSP: 0018:ffff8881c75f7940 EFLAGS: 00010293 RAX: ffffffff8184ab93 RBX: 0000000000000000 RCX: ffff8881d5079f80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff8881c75f7a90 R08: dffffc0000000000 R09: fffffb1df8a27499 R10: fffffb1df8a27499 R11: 1fffff1df8a27498 R12: 1ffff1103d44ce39 R13: 00007f2e44bea000 R14: 0000003bbf144e93 R15: ffff8881d762d868 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2e4597d93f CR3: 0000000005c0e000 CR4: 00000000003406a0 DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600