Re: BUG: soft lockup on all kernels after 2.6.3x

2013-03-09 Thread Alexey Vlasov
On Thu, Mar 07, 2013 at 08:57:28AM -0800, Eric Dumazet wrote: > > Well, remove all alien patches and try to reproduce the bug with a > pristine linux kernel. I wrote to Spender (developer grsec) and he confirmed that it's possible that a problem is with grsec patch. Thank you greatly for your an

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-03-07 Thread Eric Dumazet
On Thu, 2013-03-07 at 20:37 +0400, Alexey Vlasov wrote: > On Thu, Mar 07, 2013 at 08:20:23AM -0800, Eric Dumazet wrote: > > > > What are gr_ symbols ? > > This is grsecurity patches ;) > Well, remove all alien patches and try to reproduce the bug with a pristine linux kernel. -- To unsub

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-03-07 Thread richard -rw- weinberger
On Thu, Mar 7, 2013 at 5:37 PM, Alexey Vlasov wrote: > On Thu, Mar 07, 2013 at 08:20:23AM -0800, Eric Dumazet wrote: >> >> What are gr_ symbols ? > > This is grsecurity patches ;) Please reproduce without grsec... -- Thanks, //richard -- To unsubscribe from this list: send the line "unsubsc

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-03-07 Thread Alexey Vlasov
On Thu, Mar 07, 2013 at 08:20:23AM -0800, Eric Dumazet wrote: > > What are gr_ symbols ? This is grsecurity patches ;) > Mar 7 00:50:00 l25 [1735187.889877] [] ? > is_path_reachable+0x48/0x60 > Mar 7 00:50:00 l25 [1735187.889880] [] ? > path_is_under+0x33/0x60 > Mar 7 00:50:00 l25 [17

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-03-07 Thread Eric Dumazet
On Thu, 2013-03-07 at 16:54 +0400, Alexey Vlasov wrote: > Hi, > > On Sat, Feb 09, 2013 at 07:07:53AM -0800, Eric Dumazet wrote: > > > > > > I used 2.6.2x kernel for a long time on my shared hosting and I didn't > > > have any problems. Kernels worked well and server uptime was about 2-3 > > > year

Re: BUG: soft lockup on all kernels after 2.6.3x (include full log)

2013-03-07 Thread Alexey Vlasov
On Thu, Mar 07, 2013 at 05:34:14PM +0400, Alexey Vlasov wrote: > > There's a full trace in attachment. -- BRGDS. Alexey Vlasov. bug_softlockup.txt.gz Description: Binary data

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-03-07 Thread Alexey Vlasov
Hi, On Sat, Feb 09, 2013 at 07:07:53AM -0800, Eric Dumazet wrote: > > > > I used 2.6.2x kernel for a long time on my shared hosting and I > > didn't > > have any problems. Kernels worked well and server uptime was about > > 2-3 > > years. > > > > ... > > > > it doesn't happen on an empty server, o

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-03-07 Thread Alexey Vlasov
Hi, On Sat, Feb 09, 2013 at 07:07:53AM -0800, Eric Dumazet wrote: > > > > I used 2.6.2x kernel for a long time on my shared hosting and I didn't > > have any problems. Kernels worked well and server uptime was about 2-3 > > years. > > > > ... > > > > it doesn't happen on an empty server, only on

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-02-09 Thread Alexey Vlasov
On Sat, Feb 09, 2013 at 07:07:53AM -0800, Eric Dumazet wrote: > Did you compile the kernel yourself, or is it a standard kernel (distro > provided) ? > > Your traces dont contain symbols, its quite hard to guess the issue. I compile the kernel myself. Should I add CONFIG_DEBUG_INFO ? ok then I'll

Re: BUG: soft lockup on all kernels after 2.6.3x

2013-02-09 Thread Eric Dumazet
On Sat, 2013-02-09 at 18:10 +0400, Alexey Vlasov wrote: > Hello. > > I used 2.6.2x kernel for a long time on my shared hosting and I didn't > have any problems. Kernels worked well and server uptime was about 2-3 > years. > > But investigating some strange hangings of my clients' sites I came to