kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 18727 Comm: syz-executor.4 Not tainted 4.14.153 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880815fa200 task.stack: ffff88805c088000 RIP: 0010:dev_net include/linux/netdevice.h:2015 [inline] RIP: 0010:____bpf_clone_redirect net/core/filter.c:1768 [inline] RIP: 0010:bpf_clone_redirect+0x6c/0x2f0 net/core/filter.c:1759 RSP: 0018:ffff88805c08f9a8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff888050e1bfc0 RCX: ffffc90012ca4000 RDX: 00000000000000b0 RSI: ffffffff84dafbf1 RDI: 0000000000000580 RBP: ffff88805c08f9e8 R08: 0000000000000000 R09: ffff8880815faaa0 R10: ffff8880815faa80 R11: ffff8880815fa200 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000014 R15: ffffc90000002030 FS: 00007f093afe9700(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020200000 CR3: 000000009b670000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bpf_prog_3c8dfff8b3098609+0xe30/0x1000 Code: fa 48 c1 ea 03 80 3c 02 00 0f 85 89 02 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 6b 10 49 8d bd 80 05 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 49 02 00 00 49 8b bd 80 05 00 00 44 89 f6 e8 RIP: dev_net include/linux/netdevice.h:2015 [inline] RSP: ffff88805c08f9a8 RIP: ____bpf_clone_redirect net/core/filter.c:1768 [inline] RSP: ffff88805c08f9a8 RIP: bpf_clone_redirect+0x6c/0x2f0 net/core/filter.c:1759 RSP: ffff88805c08f9a8 ---[ end trace b7244ee644eb0d80 ]---