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kernel BUG at mm/khugepaged.c:469!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 15352 Comm: syz-executor.1 Not tainted 5.8.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__khugepaged_enter+0x316/0x320 mm/khugepaged.c:469
Code: 03 38 c1 0f 8c 7e fd ff ff 48 89 df e8 93 bc fc ff e9 71 fd ff ff e8 b9 16 bd ff eb 05 e8 b2 16 bd ff 4c 89 f7 e8 aa e2 eb ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 49 89
RSP: 0018:ffffc90008c97c78 EFLAGS: 00010292
RAX: 000000000000036a RBX: ffff88809584d040 RCX: 46d127a184b87c00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff815e1879 R09: ffffed1015d062c0
R10: ffffed1015d062c0 R11: 0000000000000000 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88809584cb00 R15: ffff88809b66b630
FS:  00000000034fe940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f901b1b6000 CR3: 000000009204a000 CR4: 00000000001526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 khugepaged_enter include/linux/khugepaged.h:62 [inline]
 do_huge_pmd_anonymous_page+0x358/0xd40 mm/huge_memory.c:727
 create_huge_pmd mm/memory.c:4110 [inline]
 __handle_mm_fault mm/memory.c:4331 [inline]
 handle_mm_fault+0x1c54/0x2880 mm/memory.c:4397
 do_user_addr_fault+0x52b/0xba0 arch/x86/mm/fault.c:1294
 handle_page_fault arch/x86/mm/fault.c:1364 [inline]
 exc_page_fault+0x124/0x1f0 arch/x86/mm/fault.c:1417
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:538
RIP: 0033:0x4440b1
Code: 8d 15 93 82 0d 00 8b 0c 8a 8b 04 82 29 c8 c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 fa 20 48 89 f8 73 77 f6 c2 01 74 0b 0f b6 0e <88> 0f 48 ff c6 48 ff c7 f6 c2 02 74 12 0f b7 0e 66 89 0f 48 83 c6
RSP: 002b:00007fff27c650b8 EFLAGS: 00010202
RAX: 0000000020001240 RBX: 0000000000000000 RCX: 0000000000000054
RDX: 0000000000000007 RSI: 0000000001190110 RDI: 0000000020001240
RBP: 00000000011900f0 R08: ffffffff816e3aca R09: 00000000dcacc00e
R10: 00007fff27c651a0 R11: 0000000000000246 R12: 00000000011900f8
R13: 000000000004f73d R14: fffffffffffffffe R15: 000000000118bf2c
Modules linked in:
---[ end trace eb4c057f04570409 ]---
RIP: 0010:__khugepaged_enter+0x316/0x320 mm/khugepaged.c:469
Code: 03 38 c1 0f 8c 7e fd ff ff 48 89 df e8 93 bc fc ff e9 71 fd ff ff e8 b9 16 bd ff eb 05 e8 b2 16 bd ff 4c 89 f7 e8 aa e2 eb ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 49 89
RSP: 0018:ffffc90008c97c78 EFLAGS: 00010292
RAX: 000000000000036a RBX: ffff88809584d040 RCX: 46d127a184b87c00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff815e1879 R09: ffffed1015d062c0
R10: ffffed1015d062c0 R11: 0000000000000000 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88809584cb00 R15: ffff88809b66b630
FS:  00000000034fe940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563678fcf160 CR3: 000000009204a000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400