kernel BUG at include/linux/swapops.h:197!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 24832 Comm: syz-executor.3 Not tainted 5.13.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:migration_entry_to_page include/linux/swapops.h:197 [inline]
RIP: 0010:zap_huge_pmd+0xbda/0xbe0 mm/huge_memory.c:1697
Code: 8a e8 ea 6e ea ff 0f 0b e8 b3 2b b5 ff 4c 89 e7 48 c7 c6 e0 d7 3c 8a e8 d4 6e ea ff 0f 0b e8 9d 2b b5 ff 0f 0b e8 96 2b b5 ff <0f> 0b 0f 1f 40 00 55 41 57 41 56 41 55 41 54 53 49 89 ff 48 bd 00
RSP: 0018:ffffc9000abe74c8 EFLAGS: 00010293
RAX: ffffffff81c9df5a RBX: 0000000000000000 RCX: ffff88802bc20000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff81c9da98 R09: fffff9400041c001
R10: fffff9400041c001 R11: 0000000000000000 R12: ffffea00020e0080
R13: ffffea00013cb048 R14: ffffea00013cb048 R15: ffffea00020e0000
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa43c3926b8 CR3: 000000006b6c9000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 zap_pmd_range mm/memory.c:1361 [inline]
 zap_pud_range mm/memory.c:1403 [inline]
 zap_p4d_range mm/memory.c:1424 [inline]
 unmap_page_range+0x43b/0x890 mm/memory.c:1445
 unmap_vmas+0x1d1/0x360 mm/memory.c:1522
 exit_mmap+0x2af/0x5f0 mm/mmap.c:3208
 __mmput+0x111/0x370 kernel/fork.c:1096
 exit_mm+0x67e/0x7d0 kernel/exit.c:502
 do_exit+0x6b9/0x23d0 kernel/exit.c:813
 do_group_exit+0x168/0x2d0 kernel/exit.c:923
 get_signal+0x1770/0x2180 kernel/signal.c:2835
 arch_do_signal_or_restart+0x8e/0x6c0 arch/x86/kernel/signal.c:789
 handle_signal_work kernel/entry/common.c:147 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:171 [inline]
 exit_to_user_mode_prepare+0xac/0x200 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x26/0x70 kernel/entry/common.c:301
 do_syscall_64+0x4b/0xb0 arch/x86/entry/common.c:57
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665d9
Code: Unable to access opcode bytes at RIP 0x4665af.
RSP: 002b:00007fa43c392218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000056bf88 RCX: 00000000004665d9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000056bf88
RBP: 000000000056bf80 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf8c
R13: 00007ffe9d8ba7af R14: 00007fa43c392300 R15: 0000000000022000
Modules linked in:
---[ end trace 9c0720155603c879 ]---
RIP: 0010:migration_entry_to_page include/linux/swapops.h:197 [inline]
RIP: 0010:zap_huge_pmd+0xbda/0xbe0 mm/huge_memory.c:1697
Code: 8a e8 ea 6e ea ff 0f 0b e8 b3 2b b5 ff 4c 89 e7 48 c7 c6 e0 d7 3c 8a e8 d4 6e ea ff 0f 0b e8 9d 2b b5 ff 0f 0b e8 96 2b b5 ff <0f> 0b 0f 1f 40 00 55 41 57 41 56 41 55 41 54 53 49 89 ff 48 bd 00
RSP: 0018:ffffc9000abe74c8 EFLAGS: 00010293
RAX: ffffffff81c9df5a RBX: 0000000000000000 RCX: ffff88802bc20000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff81c9da98 R09: fffff9400041c001
R10: fffff9400041c001 R11: 0000000000000000 R12: ffffea00020e0080
R13: ffffea00013cb048 R14: ffffea00013cb048 R15: ffffea00020e0000
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa43c3926b8 CR3: 000000006b6c9000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400