BUG: kernel NULL pointer dereference, address: 0000000000000086
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD 1da722067 P4D 1da722067 PUD 1d9cdb067 PMD 0 
Oops: 0010 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 711 Comm: syz.3.137 Not tainted 5.4.276-syzkaller-00021-g58de09405d1e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:0x86
Code: Bad RIP value.
RSP: 0018:ffff8881e3377308 EFLAGS: 00010086
RAX: ffff8881e3377338 RBX: dffffc0000000000 RCX: 0000000000040000
RDX: ffffc90001749000 RSI: 0000000000001b27 RDI: 0000000000001b28
RBP: 0000000000000ec0 R08: ffffffff82316961 R09: ffffffff811c8ff5
R10: ffff8881e1a24ec0 R11: 0000000000000002 R12: ffffffff84601550
R13: fffffe0000000ec8 R14: ffff8881f0e30000 R15: fffffe0000000ecb
FS:  00007f45072b46c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000005c CR3: 00000001da728000 CR4: 00000000003426a0
Call Trace:
Modules linked in:
CR2: 0000000000000086
---[ end trace 5f192c4a3d06148e ]---
RIP: 0010:0x86
Code: Bad RIP value.
RSP: 0018:ffff8881e3377308 EFLAGS: 00010086
RAX: ffff8881e3377338 RBX: dffffc0000000000 RCX: 0000000000040000
RDX: ffffc90001749000 RSI: 0000000000001b27 RDI: 0000000000001b28
RBP: 0000000000000ec0 R08: ffffffff82316961 R09: ffffffff811c8ff5
R10: ffff8881e1a24ec0 R11: 0000000000000002 R12: ffffffff84601550
R13: fffffe0000000ec8 R14: ffff8881f0e30000 R15: fffffe0000000ecb
FS:  00007f45072b46c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000005c CR3: 00000001da728000 CR4: 00000000003426a0