------------[ cut here ]------------
kernel BUG at include/linux/swapops.h:195!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 6419 Comm: syz.7.1735 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:ffff8881e710f620 EFLAGS: 00010293
RAX: ffffffff8184ab93 RBX: 0000000000000000 RCX: ffff8881ddc26e40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881e710f770 R08: dffffc0000000000 R09: fffffb1df8672c09
R10: fffffb1df8672c09 R11: 1fffff1df8672c08 R12: 1ffff1103c6f1e39
R13: 00007f8e5c800000 R14: 0000003bbf0ce581 R15: ffff8881e634fc68
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555d76c4a8 CR3: 0000000005c0e000 CR4: 00000000003406a0
DR0: 0000200000000300 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
 get_signal+0xdee/0x13d0 kernel/signal.c:2738
 do_signal+0xad/0xda0 arch/x86/kernel/signal.c:809
 exit_to_usermode_loop+0xc4/0x1b0 arch/x86/entry/common.c:159
 prepare_exit_to_usermode+0x18e/0x1f0 arch/x86/entry/common.c:194
 syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
 do_syscall_64+0x13e/0x170 arch/x86/entry/common.c:300
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f8e5d36e969
Code: Bad RIP value.
RSP: 002b:00007f8e5b9d7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffe4 RBX: 00007f8e5d595fa0 RCX: 00007f8e5d36e969
RDX: 000000000000004c RSI: 0000200000000900 RDI: 0000000000000005
RBP: 00007f8e5d3f0ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8e5d595fa0 R15: 00007fff81767b18
Modules linked in:
---[ end trace 2c6ebcdb71a9529b ]---
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:ffff8881e710f620 EFLAGS: 00010293
RAX: ffffffff8184ab93 RBX: 0000000000000000 RCX: ffff8881ddc26e40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881e710f770 R08: dffffc0000000000 R09: fffffb1df8672c09
R10: fffffb1df8672c09 R11: 1fffff1df8672c08 R12: 1ffff1103c6f1e39
R13: 00007f8e5c800000 R14: 0000003bbf0ce581 R15: ffff8881e634fc68
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8e5d36e93f CR3: 0000000005c0e000 CR4: 00000000003406a0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600