BUG: unable to handle kernel NULL pointer dereference at (null) IP: (null) PGD 94195067 P4D 94195067 PUD 94194067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 22889 Comm: syz-executor.0 Not tainted 4.14.151 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff888069b960c0 task.stack: ffff88805d8e8000 RIP: 0010: (null) RSP: 0018:ffff88805d8efd48 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffffffff88151060 RCX: ffffc90007237000 RDX: 1ffffffff102a223 RSI: 0000000000000000 RDI: ffff88806035c800 RBP: ffff88805d8efd68 R08: 0000000000000001 R09: ffff888069b96960 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88806035c800 R13: ffff88806035c80e R14: 000000000000001c R15: 0000000000000802 FS: 00007f74b5e23700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000005da4c000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inet_autobind+0xae/0x180 net/ipv4/af_inet.c:181 inet_dgram_connect+0x136/0x1e0 net/ipv4/af_inet.c:538 SYSC_connect+0x1f6/0x2d0 net/socket.c:1655 SyS_connect+0x24/0x30 net/socket.c:1636 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45a219 RSP: 002b:00007f74b5e22c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 RDX: 000000000000001c RSI: 0000000020000080 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f74b5e236d4 R13: 00000000004c09aa R14: 00000000004d3358 R15: 00000000ffffffff Code: Bad RIP value. RIP: (null) RSP: ffff88805d8efd48 CR2: 0000000000000000 ---[ end trace 92ced9620d1f6c84 ]--- kobject: 'loop3' (ffff8880a4a9eae0): kobject_uevent_env