arg_start 7ffd51068e9d arg_end 7ffd51068eb2 env_start 7ffd51068eb2 env_end 7ffd51068fe3
binfmt ffffffff84330b00 flags cd core_state ffffc90002873d60
ioctx_table 0000000000000000
owner ffff88801bf024c0 exe_file ffff888122a5f000
------------[ cut here ]------------
kernel BUG at mm/khugepaged.c:469!
invalid opcode: 0000 [#1] PREEMPT SMP
CPU: 0 PID: 20576 Comm: syz-executor.2 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+0x53/0x180 mm/khugepaged.c:469
Code: e8 82 74 fe ff 48 85 c0 48 89 c5 0f 84 de 00 00 00 8b 43 5c 85 c0 74 0a 48 83 bb 40 05 00 00 00 74 0a 48 89 df e8 cc da f8 ff <0f> 0b f0 48 0f ba ab 38 05 00 00 11 0f 82 f6 00 00 00 48 c7 c7 20
RSP: 0018:ffffc9000277fda8 EFLAGS: 00010286
RAX: 0000000000000367 RBX: ffff88801be5d940 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff84015cd9 RDI: 00000000ffffffff
RBP: ffff888020968230 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: d2883403418fb411 R12: ffff88801be5d940
R13: fff0000000000fff R14: 0000000000000001 R15: fff000003fffffff
FS:  0000000002960940(0000) GS:ffff88812c000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000217ca58 CR3: 000000001beed000 CR4: 00000000001506f0
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+0x589/0x850 mm/huge_memory.c:727
 create_huge_pmd mm/memory.c:4110 [inline]
 __handle_mm_fault mm/memory.c:4331 [inline]
 handle_mm_fault+0x12dc/0x1700 mm/memory.c:4397
 do_user_addr_fault arch/x86/mm/fault.c:1294 [inline]
 handle_page_fault arch/x86/mm/fault.c:1364 [inline]
 exc_page_fault+0x359/0x780 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:00007ffd51066cc8 EFLAGS: 00010202
RAX: 0000000020001240 RBX: 0000000000000000 RCX: 0000000000000054
RDX: 0000000000000007 RSI: 00000000011900b0 RDI: 0000000020001240
RBP: 0000000001190090 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffd51066db0 R11: 0000000000000246 R12: 0000000001190098
R13: 000000000004aaba R14: fffffffffffffffe R15: 000000000118bf2c
Modules linked in:
---[ end trace 5b084f3fb7e90065 ]---
RIP: 0010:__khugepaged_enter+0x53/0x180 mm/khugepaged.c:469
Code: e8 82 74 fe ff 48 85 c0 48 89 c5 0f 84 de 00 00 00 8b 43 5c 85 c0 74 0a 48 83 bb 40 05 00 00 00 74 0a 48 89 df e8 cc da f8 ff <0f> 0b f0 48 0f ba ab 38 05 00 00 11 0f 82 f6 00 00 00 48 c7 c7 20
RSP: 0018:ffffc9000277fda8 EFLAGS: 00010286
RAX: 0000000000000367 RBX: ffff88801be5d940 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff84015cd9 RDI: 00000000ffffffff
RBP: ffff888020968230 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: d2883403418fb411 R12: ffff88801be5d940
R13: fff0000000000fff R14: 0000000000000001 R15: fff000003fffffff
FS:  0000000002960940(0000) GS:ffff88812c000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000217ca58 CR3: 000000001beed000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400