Messages in this thread | | | Date | Tue, 08 Mar 2005 19:35:41 +0100 | From | Andre Tomt <> | Subject | Re: 2.6.11 on AMD64 traps |
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[just adding netdev to CC, from LKML]
Michal Vanco wrote: > Hello, > > I see this problem running 2.6.11 on dual AMD64: > > Running quagga routing daemon (ospf+bgp) and issuing "netstat -rn |wc -l" command > while quagga tries to load more than 154000 routes from its bgp neighbours causes this trap: > > Unable to handle kernel paging request at 00000000007f5c60 RIP: > <ffffffff8041be35>{fib_get_next+181} > PGD 3a112067 PUD 3a115067 PMD 0 > Oops: 0000 [1] SMP > CPU 1 > Modules linked in: > Pid: 2537, comm: netstat Not tainted 2.6.11-mv > RIP: 0010:[<ffffffff8041be35>] <ffffffff8041be35>{fib_get_next+181} > RSP: 0018:ffff81003a13fe90 EFLAGS: 00010206 > RAX: ffff81003a74c000 RBX: 0000000000000000 RCX: ffff81003a13ff50 > RDX: 00000000007f5c60 RSI: 0000000000000000 RDI: ffff81003a004d00 > RBP: ffff81003a13fed8 R08: ffff81003f3ff7c0 R09: 0000000000000800 > R10: 00007fffffffefe0 R11: 0000000000000246 R12: ffff810002231480 > R13: 00002aaaaab08000 R14: 0000000000000400 R15: ffff8100022314a8 > FS: 00002aaaaae00620(0000) GS:ffffffff806195c0(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > CR2: 00000000007f5c60 CR3: 000000003a12e000 CR4: 00000000000006e0 > Process netstat (pid: 2537, threadinfo ffff81003a13e000, task ffff81003a66a760) > Stack: ffffffff8041bf0f ffff810002231480 ffff81003a67ac80 0000000000000000 > ffffffff8019576b 0000000000000000 ffff81003a13ff50 00002aaaaab08000 > 00000000000006f7 00000000000006f8 > Call Trace:<ffffffff8041bf0f>{fib_seq_start+63} <ffffffff8019576b>{seq_read+219} > <ffffffff8017497f>{vfs_read+191} <ffffffff80174c53>{sys_read+83} > <ffffffff8010d1ba>{system_call+126} > > Code: 48 8b 0a 0f 18 09 48 8b 72 10 48 8b 06 0f 18 08 48 8d 42 10 > RIP <ffffffff8041be35>{fib_get_next+181} RSP <ffff81003a13fe90> > CR2: 00000000007f5c60 > > I saw the same issue on 2.6.10 before. I'm not a kernel hacker but it sounds like > locking problem. But may be I'm totally wrong in this. > > michal
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