------------[ cut here ]------------
kernel BUG at include/linux/swapops.h:195!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 2021 Comm: syz.0.414 Not tainted 5.4.290-syzkaller #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+0x2606/0x2620 mm/memory.c:1293
Code: 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 84 24 a0 01 00 00 75 1d 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 aa c1 d8 ff <0f> 0b e8 a3 c1 d8 ff 0f 0b e8 ac cd ae ff 66 66 2e 0f 1f 84 00 00
RSP: 0018:ffff8881e19bf520 EFLAGS: 00010293
RAX: ffffffff818cd926 RBX: 0000000000000000 RCX: ffff8881e39aee40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881e19bf710 R08: ffffffff818cc5c2 R09: fffffb1df8af46e1
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: fffff8efc57a3700 R14: 1ffff1103a9f9e39 R15: ffff8881d42e4668
FS:  00007f9e4c9726c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001eca94000 CR4: 00000000003406a0
DR0: 0000200000000200 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 unmap_single_vma mm/memory.c:1338 [inline]
 unmap_vmas+0x355/0x4b0 mm/memory.c:1370
 exit_mmap+0x2bc/0x520 mm/mmap.c:3191
 __mmput+0x92/0x2d0 kernel/fork.c:1101
 mmput+0x54/0x70 kernel/fork.c:1122
 exit_mm kernel/exit.c:538 [inline]
 do_exit+0xc08/0x2bc0 kernel/exit.c:848
 do_group_exit+0x13e/0x310 kernel/exit.c:984
 get_signal+0xe28/0x14b0 kernel/signal.c:2738
 do_signal+0xb3/0xf10 arch/x86/kernel/signal.c:809
 exit_to_usermode_loop+0xc4/0x1b0 arch/x86/entry/common.c:159
 prepare_exit_to_usermode+0x19c/0x200 arch/x86/entry/common.c:194
 syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
 do_syscall_64+0x144/0x170 arch/x86/entry/common.c:300
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f9e4e32a169
Code: Bad RIP value.
RSP: 002b:00007f9e4c972038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: fffffffffffffffc RBX: 00007f9e4e552080 RCX: 00007f9e4e32a169
RDX: 0000000000000028 RSI: 0000200000000080 RDI: 000000000000000a
RBP: 00007f9e4e3aca68 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f9e4e552080 R15: 00007fff3d634148
Modules linked in:
---[ end trace 01bd01e295a5effd ]---
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+0x2606/0x2620 mm/memory.c:1293
Code: 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 84 24 a0 01 00 00 75 1d 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 aa c1 d8 ff <0f> 0b e8 a3 c1 d8 ff 0f 0b e8 ac cd ae ff 66 66 2e 0f 1f 84 00 00
RSP: 0018:ffff8881e19bf520 EFLAGS: 00010293
RAX: ffffffff818cd926 RBX: 0000000000000000 RCX: ffff8881e39aee40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881e19bf710 R08: ffffffff818cc5c2 R09: fffffb1df8af46e1
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: fffff8efc57a3700 R14: 1ffff1103a9f9e39 R15: ffff8881d42e4668
FS:  00007f9e4c9726c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9e4e32a13f CR3: 00000001eca94000 CR4: 00000000003406a0
DR0: 0000200000000200 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600