BUG: kernel NULL pointer dereference, address: 0000000000000086 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 1dfeeb067 P4D 1dfeeb067 PUD 1e0677067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN CPU: 1 PID: 356 Comm: syz-executor246 Not tainted 5.4.268-syzkaller-00003-g2d5d8240a7cb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:0x86 Code: Bad RIP value. RSP: 0018:ffff8881dc037308 EFLAGS: 00010086 RAX: ffff8881dc037338 RBX: dffffc0000000000 RCX: ffff8881dcb92f40 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000fd0 R08: ffffffff82315341 R09: ffffffff811c9085 R10: ffff8881dcb92f40 R11: 0000000000000002 R12: ffffffff846015d0 R13: fffffe0000000fd8 R14: ffff8881dc070000 R15: fffffe0000000fdb FS: 00005555558c3380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000005c CR3: 00000001dc7c9000 CR4: 00000000003426a0 Call Trace: Modules linked in: CR2: 0000000000000086 ---[ end trace 371c913ce2a69350 ]--- RIP: 0010:0x86 Code: Bad RIP value. RSP: 0018:ffff8881dc037308 EFLAGS: 00010086 RAX: ffff8881dc037338 RBX: dffffc0000000000 RCX: ffff8881dcb92f40 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000fd0 R08: ffffffff82315341 R09: ffffffff811c9085 R10: ffff8881dcb92f40 R11: 0000000000000002 R12: ffffffff846015d0 R13: fffffe0000000fd8 R14: ffff8881dc070000 R15: fffffe0000000fdb FS: 00005555558c3380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000005c CR3: 00000001dc7c9000 CR4: 00000000003426a0