Hi,
I am fuzzing linux 4.13-rc7 and I got a report about a memory leak.
Here is the alloc stack:
2017/10/01 02:08:59 BUG: memory leak:
unreferenced object 0xffff880069cf0300 (size 312):
comm "syz-executor0", pid 3032, jiffies 4294722144 (age 10.773s)
hex dump (first 32 bytes):
01 00 00 00 00 00 00 00 00 00 00 00 ad 4e ad de .............N..
ff ff ff ff 6d 01 80 f2 ff ff ff ff ff ff ff ff ....m...........
backtrace:
[<ffffffff98b28ba3>] kmemleak_alloc+0x23/0x40
[<ffffffff968db017>] kmem_cache_alloc+0x127/0x2d0
[<ffffffff98286371>] __nf_conntrack_alloc.isra.51+0x141/0x5a0
[<ffffffff982868e7>] init_conntrack+0xd7/0x920
[<ffffffff9828d3b0>] nf_conntrack_in+0xb20/0xf00
[<ffffffff984b612c>] ipv4_conntrack_local+0x18c/0x1e0
[<ffffffff9826f4c3>] nf_hook_slow+0xc3/0x290
[<ffffffff98316321>] __ip_local_out+0x421/0x7a0
[<ffffffff983166cd>] ip_local_out+0x2d/0x160
[<ffffffff98317cf6>] ip_queue_xmit+0x8c6/0x1810
[<ffffffff9838e6a3>] tcp_transmit_skb+0x1963/0x3320
[<ffffffff983973e8>] tcp_connect+0x26e8/0x35e0
[<ffffffff983afb45>] tcp_v4_connect+0x15f5/0x1e80
[<ffffffff984202f4>] __inet_stream_connect+0x2d4/0xf00
[<ffffffff98420f78>] inet_stream_connect+0x58/0xa0
[<ffffffff980f0d54>] SYSC_connect+0x204/0x470
unreferenced object 0xffff880069cf0480 (size 312):
comm "syz-executor0", pid 3038, jiffies 4294722168 (age 10.749s)
hex dump (first 32 bytes):
01 00 00 00 ff ff ff ff 00 00 00 00 ad 4e ad de .............N..
ff ff ff ff 00 00 00 00 ff ff ff ff ff ff ff ff ................
My configs are the following:
https://pastebin.com/srCGHknL
Regards,
Shankara
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