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Re: [Xen-devel] Kernel panic on Xen virtualisation in Debian



On 22.07.2016 12:21, Ingo Jürgensmann wrote:
On 22.07.2016 11:03, Ingo Jürgensmann wrote:

In the meanwhile, I activated IPv6 again on Tuesday evening and today
the server crashed again some minutes ago. Here's the output from
netconsole:
... and the second subsequent crash:

... and another crash below...

But in the meanwhile, I wonder if anyone except Andreas and I has some interest in fixing this issue, as there were absolutely no comments or feedback on my previous mails. Quite disappointing. :-/


Jul 25 10:50:00 31.172.31.251 [257646.574819] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.16.0-4-amd64 #1 Debian 3.16.7-ckt25-2+deb8u3 Jul 25 10:50:00 31.172.31.251 [257646.574874] Hardware name: Supermicro X9SRE/X9SRE-3F/X9SRi/X9SRi-3F/X9SRE/X9SRE-3F/X9SRi/X9SRi-3F, BIOS 3.0a 01/03/2014 Jul 25 10:50:00 31.172.31.251 [257646.574934] task: ffffffff8181a460 ti: ffffffff81800000 task.ti: ffffffff81800000 Jul 25 10:50:00 31.172.31.251 [257646.575080] RIP: e030:[<ffffffff812b7a16>]
Jul 25 10:50:00 31.172.31.251  [<ffffffff812b7a16>] memcpy+0x6/0x110
Jul 25 10:50:00 31.172.31.251 [257646.575140] RSP: e02b:ffff880280e03b58 EFLAGS: 00010286 Jul 25 10:50:00 31.172.31.251 [257646.575171] RAX: ffff880269992870 RBX: ffff88026e0ceb00 RCX: 000000000000014e Jul 25 10:50:00 31.172.31.251 [257646.575221] RDX: 0000000000000300 RSI: ffff88026f42a000 RDI: ffff880269992a22 Jul 25 10:50:00 31.172.31.251 [257646.575271] RBP: ffff880280e03c38 R08: 00000000000006c0 R09: ffff880269992862 Jul 25 10:50:00 31.172.31.251 [257646.575321] R10: 0100000000000000 R11: 0000000001c83452 R12: ffff8801d7cf7500 Jul 25 10:50:00 31.172.31.251 [257646.575370] R13: ffff88026f429e66 R14: ffff880259ca34c0 R15: 0000000000000308 Jul 25 10:50:00 31.172.31.251 [257646.575425] FS: 0000000000000000(0000) GS:ffff880280e00000(0000) knlGS:ffff880280ee0000 Jul 25 10:50:00 31.172.31.251 [257646.575477] CS: e033 DS: 0000 ES: 0000 CR0: 0000000080050033 Jul 25 10:50:00 31.172.31.251 [257646.575509] CR2: ffff88026f42a000 CR3: 0000000270edb000 CR4: 0000000000042660
Jul 25 10:50:00 31.172.31.251 [257646.575559] Stack:
Jul 25 10:50:00 31.172.31.251 [257646.575585]  ffffffff814d319f
Jul 25 10:50:00 31.172.31.251  ffff88007c6c4a00
Jul 25 10:50:00 31.172.31.251  ffff880280e03ba8
Jul 25 10:50:00 31.172.31.251  9401294600a7012a
Jul 25 10:50:00 31.172.31.251
Jul 25 10:50:00 31.172.31.251 [257646.575652]  0100000000000000
Jul 25 10:50:00 31.172.31.251  ffffffff814a000a
Jul 25 10:50:00 31.172.31.251  000000006f1d3e90
Jul 25 10:50:00 31.172.31.251  00000000000080fe
Jul 25 10:50:00 31.172.31.251
Jul 25 10:50:00 31.172.31.251 [257646.575719]  1ad902feff7ac40e
Jul 25 10:50:00 31.172.31.251  ffff88026826eb00
Jul 25 10:50:00 31.172.31.251  ffff224afc3e1600
Jul 25 10:50:00 31.172.31.251  ffff8801d7cf7500
Jul 25 10:50:00 31.172.31.251
Jul 25 10:50:00 31.172.31.251 [257646.575786] Call Trace:
Jul 25 10:50:00 31.172.31.251 [257646.575813]  <IRQ>
Jul 25 10:50:00 31.172.31.251
Jul 25 10:50:00 31.172.31.251 [257646.575822]
Jul 25 10:50:00 31.172.31.251 [<ffffffff814d319f>] ? ndisc_send_redirect+0x3bf/0x410 Jul 25 10:50:00 31.172.31.251 [257646.575889] [<ffffffff814a000a>] ? reg_vif_xmit+0xca/0xf0 Jul 25 10:50:00 31.172.31.251 [257646.575926] [<ffffffff814bbffc>] ? ip6_forward+0x71c/0x850 Jul 25 10:50:00 31.172.31.251 [257646.575961] [<ffffffff814c9704>] ? ip6_route_input+0xa4/0xd0 Jul 25 10:50:00 31.172.31.251 [257646.575997] [<ffffffff8141eae3>] ? __netif_receive_skb_core+0x543/0x750 Jul 25 10:50:00 31.172.31.251 [257646.576034] [<ffffffff8141ed6f>] ? netif_receive_skb_internal+0x1f/0x80 Jul 25 10:50:00 31.172.31.251 [257646.576078] [<ffffffffa056aeb2>] ? br_handle_frame_finish+0x1c2/0x3c0 [bridge] Jul 25 10:50:00 31.172.31.251 [257646.576134] [<ffffffffa056b1f7>] ? br_handle_frame+0x147/0x240 [bridge] Jul 25 10:50:00 31.172.31.251 [257646.576170] [<ffffffff8141e764>] ? __netif_receive_skb_core+0x1c4/0x750 Jul 25 10:50:00 31.172.31.251 [257646.576209] [<ffffffff81009f9c>] ? xen_clocksource_get_cycles+0x1c/0x20 Jul 25 10:50:00 31.172.31.251 [257646.576244] [<ffffffff8141ed6f>] ? netif_receive_skb_internal+0x1f/0x80 Jul 25 10:50:00 31.172.31.251 [257646.576282] [<ffffffffa073850f>] ? xenvif_tx_action+0x49f/0x920 [xen_netback] Jul 25 10:50:00 31.172.31.251 [257646.576335] [<ffffffffa073b2f8>] ? xenvif_poll+0x28/0x70 [xen_netback] Jul 25 10:50:00 31.172.31.251 [257646.576370] [<ffffffff8141f0f0>] ? net_rx_action+0x140/0x240 Jul 25 10:50:00 31.172.31.251 [257646.576405] [<ffffffff8106c621>] ? __do_softirq+0xf1/0x290 Jul 25 10:50:00 31.172.31.251 [257646.576439] [<ffffffff8106c9f5>] ? irq_exit+0x95/0xa0 Jul 25 10:50:00 31.172.31.251 [257646.576475] [<ffffffff81359d75>] ? xen_evtchn_do_upcall+0x35/0x50 Jul 25 10:50:00 31.172.31.251 [257646.576510] [<ffffffff81515e9e>] ? xen_do_hypervisor_callback+0x1e/0x30
Jul 25 10:50:00 31.172.31.251 [257646.576544]  <EOI>
Jul 25 10:50:00 31.172.31.251
Jul 25 10:50:00 31.172.31.251 [257646.576553]
Jul 25 10:50:00 31.172.31.251 [<ffffffff810013aa>] ? xen_hypercall_sched_op+0xa/0x20 Jul 25 10:50:00 31.172.31.251 [257646.576615] [<ffffffff810013aa>] ? xen_hypercall_sched_op+0xa/0x20 Jul 25 10:50:00 31.172.31.251 [257646.576651] [<ffffffff81009e7c>] ? xen_safe_halt+0xc/0x20 Jul 25 10:50:00 31.172.31.251 [257646.576686] [<ffffffff8101c8e9>] ? default_idle+0x19/0xb0 Jul 25 10:50:00 31.172.31.251 [257646.576721] [<ffffffff810a8330>] ? cpu_startup_entry+0x340/0x400 Jul 25 10:50:00 31.172.31.251 [257646.576756] [<ffffffff81903076>] ? start_kernel+0x497/0x4a2 Jul 25 10:50:00 31.172.31.251 [257646.576790] [<ffffffff81902a04>] ? set_init_arg+0x4e/0x4e Jul 25 10:50:00 31.172.31.251 [257646.576825] [<ffffffff81904f63>] ? xen_start_kernel+0x569/0x573
Jul 25 10:50:00 31.172.31.251 [257646.576857] Code:
Jul 25 10:50:00 31.172.31.251  <f3>
Jul 25 10:50:00 31.172.31.251
Jul 25 10:50:00 31.172.31.251 [257646.577365] RIP
Jul 25 10:50:00 31.172.31.251  [<ffffffff812b7a16>] memcpy+0x6/0x110
Jul 25 10:50:00 31.172.31.251 [257646.577732] ---[ end trace ea8bec541c234089 ]--- Jul 25 10:50:00 31.172.31.251 [257646.584763] Kernel panic - not syncing: Fatal exception in interrupt Jul 25 10:50:00 31.172.31.251 [257646.584893] Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffff9fffffff)



--
Ciao...          //        http://blog.windfluechter.net
      Ingo     \X/     XMPP: ij@xxxxxxxxxxxxxxxxxxxxxxxx


gpg pubkey:  http://www.juergensmann.de/ij_public_key.asc

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