general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] CPU: 1 PID: 9359 Comm: syz-executor.1 Not tainted 5.7.0-rc7-next-20200529-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:inet_unhash+0x11f/0x750 net/ipv4/inet_hashtables.c:600 Code: 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e c8 04 00 00 48 8d 7d 08 44 8b 6b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5b 05 00 00 48 8d 7d 14 4c 8b 75 08 48 b8 00 00 RSP: 0018:ffffc900017a7d40 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88805f657940 RCX: ffffc900041ef000 RDX: 0000000000000001 RSI: ffffffff86a22451 RDI: 0000000000000008 RBP: 0000000000000000 R08: ffff88805e2f61c0 R09: fffffbfff155b432 R10: ffffffff8aada18f R11: fffffbfff155b431 R12: ffff88805f6579b0 R13: 0000000000000000 R14: ffff88805f657940 R15: ffffffff8745ca20 FS: 00007f34f2e02700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020269000 CR3: 0000000090fe2000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: sk_common_release+0xba/0x370 net/core/sock.c:3289 inet_create net/ipv4/af_inet.c:390 [inline] inet_create+0x97e/0xe20 net/ipv4/af_inet.c:248 __sock_create+0x3ca/0x730 net/socket.c:1428 sock_create net/socket.c:1479 [inline] __sys_socket+0xef/0x200 net/socket.c:1521 __do_sys_socket net/socket.c:1530 [inline] __se_sys_socket net/socket.c:1528 [inline] __x64_sys_socket+0x6f/0xb0 net/socket.c:1528 do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:359 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45ca59 Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f34f2e01c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 0000000000508340 RCX: 000000000045ca59 RDX: 0000000000000073 RSI: 0000000000000002 RDI: 0000000000000002 RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000bbf R14: 00000000004ce1fc R15: 00007f34f2e026d4 Modules linked in: ---[ end trace d45228f2aac98317 ]--- RIP: 0010:inet_unhash+0x11f/0x750 net/ipv4/inet_hashtables.c:600 Code: 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e c8 04 00 00 48 8d 7d 08 44 8b 6b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5b 05 00 00 48 8d 7d 14 4c 8b 75 08 48 b8 00 00 RSP: 0018:ffffc900017a7d40 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88805f657940 RCX: ffffc900041ef000 RDX: 0000000000000001 RSI: ffffffff86a22451 RDI: 0000000000000008