google said that is a bug of kernel in network driver. And, someone seems to present a patch to fix the bug, however I would like to know whether it can work from others' works becuause reinstalling a new kernel may let us cost a lot. On Sun, Jul 27, 2008 at 12:45 AM, Johnny Hughes <johnny at centos.org> wrote: > Ian jonhson wrote: >> >> Dear All, >> >> I selected CentOS5 in my works and installed them in two DELL >> PowerEdge1950. >> However, a trouble blocked me during the machines run after two days. >> The machines >> crashed and the syslog said it got the following messages: >> >> ------------------ part dump of /var/log/messages ---------------------- >> >> ..... >> Jul 25 02:15:02 vega2008 kernel: [<c045bc58>] ? exit_mmap+0x93/0xc9 >> Jul 25 02:15:02 vega2008 kernel: [<c04214c2>] ? mmput+0x25/0x68 >> Jul 25 02:15:02 vega2008 kernel: [<c046e9c9>] ? >> flush_old_exec+0x4f8/0x777 >> Jul 25 02:15:02 vega2008 kernel: [<c046dfcf>] ? kernel_read+0x32/0x43 >> Jul 25 02:15:02 vega2008 kernel: [<c0490e60>] ? >> load_elf_binary+0x359/0x1152 >> Jul 25 02:15:02 vega2008 kernel: [<c045a6ee>] ? >> get_user_pages+0x2d5/0x35c >> Jul 25 02:15:02 vega2008 kernel: [<c04570d2>] ? page_address+0x78/0x98 >> Jul 25 02:15:02 vega2008 kernel: [<c045735a>] ? kmap_high+0x19/0x16b >> Jul 25 02:15:02 vega2008 kernel: [<c04570d2>] ? page_address+0x78/0x98 >> Jul 25 02:15:02 vega2008 kernel: [<c046dced>] ? copy_strings+0x169/0x173 >> Jul 25 02:15:02 vega2008 kernel: [<c046ddad>] ? >> search_binary_handler+0x8f/0x1af >> Jul 25 02:15:02 vega2008 kernel: [<c046efe7>] ? do_execve+0x133/0x194 >> Jul 25 02:15:02 vega2008 kernel: [<c04030d7>] ? sys_execve+0x2a/0x4a >> Jul 25 02:15:02 vega2008 kernel: [<c04047aa>] ? syscall_call+0x7/0xb >> Jul 25 02:15:02 vega2008 kernel: [<c0610000>] ? early_init_intel+0x0/0x3c >> Jul 25 02:15:02 vega2008 kernel: ======================= >> Jul 25 02:15:02 vega2008 kernel: BUG: soft lockup - CPU#7 stuck for >> 61s! [sshd:24188] >> Jul 25 02:15:02 vega2008 kernel: >> Jul 25 02:15:02 vega2008 kernel: Pid: 24188, comm: sshd Not tainted >> (2.6.25.3 #3) >> Jul 25 02:15:02 vega2008 kernel: EIP: 0060:[<c06154f0>] EFLAGS: 00200293 >> CPU: 7 >> Jul 25 02:15:02 vega2008 kernel: EIP is at _spin_lock+0xa/0x15 >> Jul 25 02:15:02 vega2008 kernel: EAX: c079349c EBX: f79ec580 ECX: >> ffffffff EDX: 00008381 >> Jul 25 02:15:02 vega2008 kernel: ESI: ffffffff EDI: f79ec580 EBP: >> f68a6580 ESP: f1824e50 >> Jul 25 02:15:02 vega2008 kernel: DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: >> 0068 >> Jul 25 02:15:02 vega2008 kernel: CR0: 8005003b CR2: b7ebf978 CR3: >> 32996000 CR4: 000006f0 >> Jul 25 02:15:02 vega2008 kernel: DR0: 00000000 DR1: 00000000 DR2: >> 00000000 DR3: 00000000 >> Jul 25 02:15:02 vega2008 kernel: DR6: ffff0ff0 DR7: 00000400 >> Jul 25 02:15:02 vega2008 kernel: [<c04119c7>] ? >> native_flush_tlb_others+0x49/0x9b >> Jul 25 02:15:02 vega2008 kernel: [<c0411e65>] ? flush_tlb_mm+0x51/0x54 >> Jul 25 02:15:02 vega2008 kernel: [<c045bc58>] ? exit_mmap+0x93/0xc9 >> Jul 25 02:15:02 vega2008 kernel: [<c04214c2>] ? mmput+0x25/0x68 >> Jul 25 02:15:02 vega2008 kernel: [<c046e9c9>] ? >> flush_old_exec+0x4f8/0x777 >> Jul 25 02:15:02 vega2008 kernel: [<c046dfcf>] ? kernel_read+0x32/0x43 >> Jul 25 02:15:02 vega2008 kernel: [<c0490e60>] ? >> load_elf_binary+0x359/0x1152 >> Jul 25 02:15:02 vega2008 kernel: [<c045a6ee>] ? >> get_user_pages+0x2d5/0x35c >> Jul 25 02:15:02 vega2008 kernel: [<c04570d2>] ? page_address+0x78/0x98 >> Jul 25 02:15:02 vega2008 kernel: [<c045735a>] ? kmap_high+0x19/0x16b >> Jul 25 02:15:02 vega2008 kernel: [<c04570d2>] ? page_address+0x78/0x98 >> Jul 25 02:15:02 vega2008 kernel: [<c046dced>] ? copy_strings+0x169/0x173 >> Jul 25 02:15:02 vega2008 kernel: [<c046ddad>] ? >> search_binary_handler+0x8f/0x1af >> Jul 25 02:15:02 vega2008 kernel: [<c046efe7>] ? do_execve+0x133/0x194 >> Jul 25 02:15:02 vega2008 kernel: [<c04030d7>] ? sys_execve+0x2a/0x4a >> Jul 25 02:15:02 vega2008 kernel: [<c04047aa>] ? syscall_call+0x7/0xb >> Jul 25 02:15:02 vega2008 kernel: [<c0610000>] ? early_init_intel+0x0/0x3c >> Jul 25 02:15:02 vega2008 kernel: ======================= >> Jul 25 02:15:02 vega2008 kernel: BUG: soft lockup - CPU#1 stuck for >> 61s! [http_cap:12228] >> ............. >> >> ----------------------------------------------------------------------------------- >> >> >> I choose CentOS because I believe it is the most stable OS in >> commodity machines. >> But I don't know how to do when facing the trouble. >> >> The difference lies in that I patched a PF_RING patch in original >> kernel and recompiled >> the kernel to run my machines. I wonder whether the patched kernel >> crashes the CentOS >> because PF_RING automatically downloads the kernel codes from >> www.kernel.org, but not >> the one from www.centos.org? Or, the centOS holds the bugs in its >> distribution? >> > > This is very common, a google search for: > > 'poweredge 1950' 'BUG: soft lockup' 'stuck' > > produces almost 2000 results. It seems to be something to do with the on > board network ports. > > I do not seen this problem ... has anyone else? > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > >