lkml.org 
[lkml]   [2004]   [Nov]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    SubjectRe: kernel panic while using netcat since linux-2.6.9
    On Sun, Nov 07, 2004 at 02:01:40PM +0100, Ondrej Zary wrote:
    > Ramsés Rodríguez Martínez wrote:
    > >Hi,
    > >Sorry i don't include any dump, but it seems kernel-patch-lkcd for 2.6.9 is
    > >not available yet. I could handcopy the kernel-oops if you want. I think
    > >it'll be something related with bind() as it fails with "netcat".
    > >
    > >The problem is only present with 2.6.9 (or at least not with 2.6.8 nor
    > >2.6.5)
    > >
    > >------------------------
    > >SCRIPT TO REPRODUCE:
    > >
    > >su
    > >apt-get install nc
    > >exit
    > >nc -p2000 127.0.0.1 2000 # kernel panic
    > >
    > >------------------------
    >
    > It does the same thing for me. Here's the BUG output from serial console.

    can you confirm does this patch fix the issue.
    http://linux.bkbits.net:8080/linux-2.6/gnupatch@4175f00ayR2dZynZ8yUWYSVkL6Z5og

    # This is a BitKeeper generated diff -Nru style patch.
    #
    # ChangeSet
    # 2004/10/19 21:56:42-07:00 herbert@gondor.apana.org.au
    # [NET]: Make sure to copy TSO fields in copy_skb_header().
    #
    # Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
    # Signed-off-by: David S. Miller <davem@davemloft.net>
    #
    # net/core/skbuff.c
    # 2004/10/19 21:56:24-07:00 herbert@gondor.apana.org.au +2 -4
    # [NET]: Make sure to copy TSO fields in copy_skb_header().
    #
    # Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
    # Signed-off-by: David S. Miller <davem@davemloft.net>
    #
    diff -Nru a/net/core/skbuff.c b/net/core/skbuff.c
    --- a/net/core/skbuff.c 2004-11-07 05:16:05 -08:00
    +++ b/net/core/skbuff.c 2004-11-07 05:16:05 -08:00
    @@ -394,6 +394,8 @@
    new->tc_index = old->tc_index;
    #endif
    atomic_set(&new->users, 1);
    + skb_shinfo(new)->tso_size = skb_shinfo(old)->tso_size;
    + skb_shinfo(new)->tso_segs = skb_shinfo(old)->tso_segs;
    }

    /**
    @@ -483,8 +485,6 @@
    }
    skb_shinfo(n)->nr_frags = i;
    }
    - skb_shinfo(n)->tso_size = skb_shinfo(skb)->tso_size;
    - skb_shinfo(n)->tso_segs = skb_shinfo(skb)->tso_segs;

    if (skb_shinfo(skb)->frag_list) {
    skb_shinfo(n)->frag_list = skb_shinfo(skb)->frag_list;
    @@ -631,8 +631,6 @@
    BUG();

    copy_skb_header(n, skb);
    - skb_shinfo(n)->tso_size = skb_shinfo(skb)->tso_size;
    - skb_shinfo(n)->tso_segs = skb_shinfo(skb)->tso_segs;

    return n;
    }
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 14:07    [W:0.039 / U:209.160 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site