Messages in this thread | | | Date | Tue, 25 Aug 2009 14:19:44 -0700 | From | Greg KH <> | Subject | Re: unable to handle kernel NULL pointer / tty / 2.6.31-rc7 |
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On Tue, Aug 25, 2009 at 10:37:54PM +0300, Denys Fedoryschenko wrote: > Kernel 2.6.31-rc7 > x86 , 32-bit > gcc 4.4.1 > > > Happened on heavy network load, i don't know if it is related. > > Here is part of remote syslog, notice failed dropbear ssh authentication. > I guess if it is not fixed - it is critical to upcoming release, seems bug > triggered by ssh worm. > > Aug 25 22:34:35 10.22.24.2 login[2099]: pam_radius_auth: DEBUG: > getservbyname(radius, udp) returned -1209037784. > Aug 25 22:34:36 10.22.24.2 login[2099]: pam_unix(login:auth): authentication > failure; logname= uid=0 euid=0 tty=pts/0 ruser= rhost= user=root > Aug 25 22:34:37 10.22.24.2 ripd[1862]: rip_read: cannot find interface for > packet from 80.83.24.49 port 520 > Aug 25 22:34:41 10.22.24.2 ripd[1862]: Neighbor 10.22.22.2 doesnt have > connected interface! > Aug 25 22:34:46 10.22.24.2 kernel: [22630.973706] BUG: unable to handle kernel > NULL pointer dereference at (null) > Aug 25 22:34:46 10.22.24.2 kernel: [22630.973807] IP: [<c0251814>] > n_tty_read+0x3c6/0x5ad > > Full BUG message > > > [22630.973706] BUG: unable to handle kernel NULL pointer dereference at > (null)
Can you try this on Linus's latest tree, he has just fixed a bug in this area.
thanks,
greg k-h
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