BUG: kernel NULL pointer dereference, address: 0000000000000086 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 1ed45b067 P4D 1ed45b067 PUD 1ea6f1067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN CPU: 0 PID: 501 Comm: syz.1.32 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:ffff8881e9417308 EFLAGS: 00010086 RAX: ffff8881e9417338 RBX: dffffc0000000000 RCX: 0000000000040000 RDX: ffffc90000741000 RSI: 00000000000017b8 RDI: 00000000000017b9 RBP: 0000000000000ec0 R08: ffffffff82316961 R09: ffffffff811c8ff5 R10: ffff8881ebe7af40 R11: 0000000000000002 R12: ffffffff84601550 R13: fffffe0000000ec8 R14: ffff8881e9690000 R15: fffffe0000000ecb FS: 00007fc8615d76c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000005c CR3: 00000001ecdb1000 CR4: 00000000003426b0 Call Trace: Modules linked in: CR2: 0000000000000086 ---[ end trace da6b6b96d2660302 ]--- RIP: 0010:0x86 Code: Bad RIP value. RSP: 0018:ffff8881e9417308 EFLAGS: 00010086 RAX: ffff8881e9417338 RBX: dffffc0000000000 RCX: 0000000000040000 RDX: ffffc90000741000 RSI: 00000000000017b8 RDI: 00000000000017b9 RBP: 0000000000000ec0 R08: ffffffff82316961 R09: ffffffff811c8ff5 R10: ffff8881ebe7af40 R11: 0000000000000002 R12: ffffffff84601550 R13: fffffe0000000ec8 R14: ffff8881e9690000 R15: fffffe0000000ecb FS: 00007fc8615d76c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000005c CR3: 00000001ecdb1000 CR4: 00000000003426b0