random: sshd: uninitialized urandom read (32 bytes read) random: sshd: uninitialized urandom read (32 bytes read) audit: type=1400 audit(1564788260.663:36): avc: denied { map } for pid=7136 comm="syz-executor987" path="/root/syz-executor987619628" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 BUG: unable to handle kernel paging request at fffffbfffd600002 IP: dummy_set_vf_trust+0x68/0xb0 drivers/net/dummy.c:243 PGD 21ffed067 P4D 21ffed067 PUD 21ffec067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 7136 Comm: syz-executor987 Not tainted 4.14.135 #31 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff888081126500 task.stack: ffff888096ef0000 RIP: 0010:dummy_set_vf_trust+0x68/0xb0 drivers/net/dummy.c:243 RSP: 0018:ffff888096ef72b0 EFLAGS: 00010a02 RAX: dffffc0000000000 RBX: ffffffffeb000000 RCX: 0000000000000000 RDX: 1ffffffffd600002 RSI: 00000000ff200000 RDI: ffffffffeb000012 RBP: ffff888096ef72c8 R08: 1ffff11012ddee99 R09: ffff888096ef74c8 R10: ffffed1012ddeea5 R11: ffff888096ef752f R12: ffff8880a1a16a00 R13: 0000000000000001 R14: ffff888096ef7610 R15: ffff88809764f028 FS: 000000000153d880(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfffd600002 CR3: 0000000097a3f000 CR4: 00000000001406f0 Call Trace: do_setvfinfo net/core/rtnetlink.c:1889 [inline] do_setlink+0x1ac5/0x2d50 net/core/rtnetlink.c:2135 rtnl_setlink+0x225/0x320 net/core/rtnetlink.c:2303 rtnetlink_rcv_msg+0x3eb/0xb70 net/core/rtnetlink.c:4285 netlink_rcv_skb+0x14f/0x3c0 net/netlink/af_netlink.c:2432 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:4297 netlink_unicast_kernel net/netlink/af_netlink.c:1286 [inline] netlink_unicast+0x45d/0x640 net/netlink/af_netlink.c:1312 netlink_sendmsg+0x7c4/0xc60 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xce/0x110 net/socket.c:656 ___sys_sendmsg+0x70a/0x840 net/socket.c:2062 __sys_sendmsg+0xb9/0x140 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x2d/0x50 net/socket.c:2103 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x440269 RSP: 002b:00007ffe4b87e128 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440269 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000004 RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000401af0 R13: 0000000000401b80 R14: 0000000000000000 R15: 0000000000000000 Code: 80 3c 02 00 75 5c 49 8b 84 24 c0 0a 00 00 48 8d 14 5b 48 8d 1c d0 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 12 48 89 fa 48 c1 ea 03 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 16 44 88 6b RIP: dummy_set_vf_trust+0x68/0xb0 drivers/net/dummy.c:243 RSP: ffff888096ef72b0 CR2: fffffbfffd600002 ---[ end trace 4dd7c86d2275198f ]---