Ok kernel crashed with different panic that i didnt catch when i
was doing bisect and now my bisection is broken :)
git bisect good
Bisecting: 1787 revisions left to test after this (roughly 11 steps)
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Aborting
W dniu 2017-09-20 o 11:45, Paweł Staszewski pisze:
Ok looks like ending bisection
Latest bisected kernel when there is no kernel panic 4.12.0+
(from next) - but only this warning:
[ 309.030019] NETDEV WATCHDOG: enp4s0f0 (ixgbe): transmit queue
0 timed out
[ 309.030034] ------------[ cut here ]------------
[ 309.030040] WARNING: CPU: 35 PID: 0 at dev_watchdog+0xcf/0x139
[ 309.030041] Modules linked in: bonding ipmi_si
x86_pkg_temp_thermal
[ 309.030045] CPU: 35 PID: 0 Comm: swapper/35 Not tainted
4.12.0+ #5
[ 309.030046] task: ffff88086d98a000 task.stack: ffffc90003378000
[ 309.030048] RIP: 0010:dev_watchdog+0xcf/0x139
[ 309.030049] RSP: 0018:ffff88087fbc3ea8 EFLAGS: 00010246
[ 309.030050] RAX: 000000000000003d RBX: ffff88046b680000 RCX:
0000000000000000
[ 309.030050] RDX: ffff88087fbd2f01 RSI: 0000000000000000 RDI:
ffff88087fbcda08
[ 309.030051] RBP: ffff88087fbc3eb8 R08: 0000000000000000 R09:
ffff88087ff80a04
[ 309.030051] R10: 0000000000000000 R11: ffff88086d98a001 R12:
0000000000000000
[ 309.030052] R13: ffff88087fbc3ef8 R14: ffff88086d98a000 R15:
ffffffff81c06008
[ 309.030053] FS: 0000000000000000(0000)
GS:ffff88087fbc0000(0000) knlGS:0000000000000000
[ 309.030054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 309.030054] CR2: 00007fba600f6098 CR3: 000000086b955000 CR4:
00000000001406e0
[ 309.030055] Call Trace:
[ 309.030057] <IRQ>
[ 309.030059] ? netif_tx_lock+0x79/0x79
[ 309.030062] call_timer_fn.isra.24+0x17/0x77
[ 309.030063] run_timer_softirq+0x118/0x161
[ 309.030065] ? netif_tx_lock+0x79/0x79
[ 309.030066] ? ktime_get+0x2b/0x42
[ 309.030070] ? lapic_next_deadline+0x21/0x27
[ 309.030073] ? clockevents_program_event+0xa8/0xc5
[ 309.030076] __do_softirq+0xa8/0x19d
[ 309.030078] irq_exit+0x5d/0x6b
[ 309.030079] smp_apic_timer_interrupt+0x2a/0x36
[ 309.030082] apic_timer_interrupt+0x89/0x90
[ 309.030085] RIP: 0010:mwait_idle+0x4e/0x6a
[ 309.030086] RSP: 0018:ffffc9000337be98 EFLAGS: 00000246
ORIG_RAX: ffffffffffffff10
[ 309.030087] RAX: 0000000000000000 RBX: 0000000000000000 RCX:
0000000000000000
[ 309.030087] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
ffff88086d98a000
[ 309.030088] RBP: ffffc9000337be98 R08: ffff88046f8279a0 R09:
ffff88046f827040
[ 309.030089] R10: ffff88086d98a000 R11: ffff88086d98a000 R12:
0000000000000000
[ 309.030089] R13: ffff88086d98a000 R14: ffff88086d98a000 R15:
ffff88086d98a000
[ 309.030090] </IRQ>
[ 309.030094] arch_cpu_idle+0xa/0xc
[ 309.030095] default_idle_call+0x19/0x1b
[ 309.030102] do_idle+0xbc/0x196
[ 309.030104] cpu_startup_entry+0x1d/0x20
[ 309.030105] start_secondary+0xd8/0xdc
[ 309.030108] secondary_startup_64+0x9f/0x9f
[ 309.030109] Code: cc 75 bd eb 35 48 89 df c6 05 c3 dc 74 00 01
e8 3a 62 fe ff 44 89 e1 48 89 de 48 89 c2 48 c7 c7 0f 65 a4 81 31
c0 e8 3d 4c b5 ff <0f> ff 48 8b 83 e0 01 00 00 48 89 df ff 50 78
48 8b 05 a0 bc 6a
[ 309.030128] ---[ end trace 9102cb25703ae2d9 ]---
I just marked it as good - cause this problem above is differend
- and im going to:
git bisect good
Bisecting: 1787 revisions left to test after this (roughly 11 steps)
W dniu 2017-09-20 o 10:44, Paweł Staszewski pisze:
Trying to make video from ipmi :)
with that results:
https://bugzilla.kernel.org/attachment.cgi?id=258521
catched two more lines where it starts - panic from 4.13.2.
Now will try tro do some bisection
W dniu 2017-09-20 o 09:58, Paweł Staszewski pisze:
Hi
Will try bisecting tonight
W dniu 2017-09-20 o 05:24, Eric Dumazet pisze:
On Wed, 2017-09-20 at 02:06 +0200, Paweł Staszewski wrote:
Just checked kernel 4.13.2 and same problem
Just after start all 6 bgp sessions - and kernel starts to
learn routes
it panic.
https://bugzilla.kernel.org/attachment.cgi?id=258509
Unfortunately we have not enough information from these traces.
Can you get a full stack trace ?
Alternatively, can you bisect ?
Thanks.
