BUG: stack guard page was hit at 0000000063381e80 (stack is 000000008edc5696..0000000012256c50)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 15053 Comm: syz-executor.4 Not tainted 5.5.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:validate_chain+0x50/0x7be0 kernel/locking/lockdep.c:2934
Code: 48 8b 04 25 28 00 00 00 48 89 84 24 c0 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 74 24 50 4c 8d 66 20 4c 89 e0 48 c1 e8 03 <48> 89 44 24 38 8a 04 10 84 c0 0f 85 e7 4c 00 00 41 8b 1c 24 89 d8
RSP: 0018:ffffc90002c1ffc0 EFLAGS: 00010802
RAX: 1ffff11004a0094c RBX: ffff888025004180 RCX: c9d82d1007bb146c
RDX: dffffc0000000000 RSI: ffff888025004a40 RDI: ffff888025004180
RBP: ffffc90002c201c0 R08: dffffc0000000000 R09: fffffbfff1405915
R10: fffffbfff1405915 R11: 0000000000000000 R12: ffff888025004a60
R13: ffff888025004a10 R14: c9d82d1007bb146c R15: ffff888025004180
FS:  00007f595e65f700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90002c1ffb8 CR3: 000000004e935000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
Modules linked in:
---[ end trace deabfa5191a718d2 ]---
RIP: 0010:validate_chain+0x50/0x7be0 kernel/locking/lockdep.c:2934
Code: 48 8b 04 25 28 00 00 00 48 89 84 24 c0 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 74 24 50 4c 8d 66 20 4c 89 e0 48 c1 e8 03 <48> 89 44 24 38 8a 04 10 84 c0 0f 85 e7 4c 00 00 41 8b 1c 24 89 d8
RSP: 0018:ffffc90002c1ffc0 EFLAGS: 00010802
RAX: 1ffff11004a0094c RBX: ffff888025004180 RCX: c9d82d1007bb146c
RDX: dffffc0000000000 RSI: ffff888025004a40 RDI: ffff888025004180
RBP: ffffc90002c201c0 R08: dffffc0000000000 R09: fffffbfff1405915
R10: fffffbfff1405915 R11: 0000000000000000 R12: ffff888025004a60
R13: ffff888025004a10 R14: c9d82d1007bb146c R15: ffff888025004180
FS:  00007f595e65f700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90002c1ffb8 CR3: 000000004e935000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400