From: Dave Jones <davej@redhat.com>
To: netdev@vger.kernel.org
Cc: Fedora Kernel Team <kernel-team@fedoraproject.org>
Subject: WARNING: at net/ipv4/tcp.c:1598 tcp_recvmsg+0x641/0xd30()
Date: Mon, 6 Aug 2012 11:46:16 -0400 [thread overview]
Message-ID: <20120806154616.GB2187@redhat.com> (raw)
We just got an automated report of this WARN being hit in 3.5
> backtrace:
> :WARNING: at net/ipv4/tcp.c:1598 tcp_recvmsg+0x641/0xd30()
> :Hardware name: P5Q DELUXE
> :recvmsg bug: copied 99F66400 seq 99F6A4A8 rcvnxt 99F6CDAD fl 0
> : [<ffffffff811848e6>] do_sync_read+0xe6/0x120
> : [<ffffffff81275eea>] ? inode_has_perm.isra.31.constprop.61+0x2a/0x30
> : [<ffffffff81272f32>] ? security_file_permission+0x92/0xb0
> : [<ffffffff81184d81>] ? rw_verify_area+0x61/0xf0
> : [<ffffffff811852cd>] vfs_read+0x15d/0x180
> : [<ffffffff8118533a>] sys_read+0x4a/0x90
> : [<ffffffff8160fc29>] system_call_fastpath+0x16/0x1b
1594 /* Now that we have two receive queues this
1595 * shouldn't happen.
1596 */
1597 if (WARN(before(*seq, TCP_SKB_CB(skb)->seq),
1598 "recvmsg bug: copied %X seq %X rcvnxt %X fl %X\n",
1599 *seq, TCP_SKB_CB(skb)->seq, tp->rcv_nxt,
1600 flags))
1601 break;
Hopefully this means more to you guys than it does to me.
Dave
next reply other threads:[~2012-08-06 15:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-06 15:46 Dave Jones [this message]
2012-08-10 20:29 ` WARNING: at net/ipv4/tcp.c:1598 tcp_recvmsg+0x641/0xd30() Dave Jones
2012-08-10 20:40 ` Eric Dumazet
2012-08-20 16:20 ` Dave Jones
2012-08-20 16:42 ` Eric Dumazet
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