Oops: general protection fault, probably for non-canonical address 0xdffffc000000010e: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000870-0x0000000000000877]
CPU: 1 UID: 0 PID: 31547 Comm: syz.8.14314 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:do_jit+0x7c8c/0x12a90
Code: 49 83 c4 44 4c 89 e0 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 0a 84 00 00 45 03 34 24 48 8b bc 24 a0 01 00 00 48 89 f8 48 c1 e8 03 <80> 3c 10 00 74 17 e8 49 30 b0 00 48 8b bc 24 a0 01 00 00 48 ba 00
RSP: 0018:ffffc90007727640 EFLAGS: 00010202
RAX: 000000000000010e RBX: 0000000000000021 RCX: 0000000000000002
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000870
RBP: ffffc90007727a00 R08: ffff88810aa63b80 R09: 0000000000000096
R10: 00000000000000fb R11: 0000000000000002 R12: ffff8881be0ac044
R13: ffff88816db55914 R14: 0000000000000004 R15: 0000000000000000
FS:  00007fc171e386c0(0000) GS:ffff8882a9224000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000015d0 CR3: 0000000022fee000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000200000000300
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 bpf_int_jit_compile+0x8af/0x1620
 __bpf_prog_select_runtime+0x4e2/0xb20
 bpf_prepare_filter+0x10ef/0x1280
 sk_attach_filter+0x24/0x140
 tun_attach_filter+0x176/0x280
 __tun_chr_ioctl+0x15f1/0x1e10
 __se_sys_ioctl+0xfc/0x170
 do_syscall_64+0x174/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc170f9ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc171e38028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fc171216090 RCX: 00007fc170f9ce59
RDX: 0000200000000040 RSI: 00000000401054d5 RDI: 0000000000000008
RBP: 00007fc171032e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc171216128 R14: 00007fc171216090 R15: 00007ffc18d09a68
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_jit+0x7c8c/0x12a90
Code: 49 83 c4 44 4c 89 e0 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 0a 84 00 00 45 03 34 24 48 8b bc 24 a0 01 00 00 48 89 f8 48 c1 e8 03 <80> 3c 10 00 74 17 e8 49 30 b0 00 48 8b bc 24 a0 01 00 00 48 ba 00
RSP: 0018:ffffc90007727640 EFLAGS: 00010202
RAX: 000000000000010e RBX: 0000000000000021 RCX: 0000000000000002
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000870
RBP: ffffc90007727a00 R08: ffff88810aa63b80 R09: 0000000000000096
R10: 00000000000000fb R11: 0000000000000002 R12: ffff8881be0ac044
R13: ffff88816db55914 R14: 0000000000000004 R15: 0000000000000000
FS:  00007fc171e386c0(0000) GS:ffff8882a9224000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001000 CR3: 0000000022fee000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000200000000300
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000000600
