[DragonFlyBSD - Bug #2650] (In Progress) ALTQ CFQ panic when changing bandwidth settings

[bugtracker-admin at leaf.dragonflybsd.org]

Issue #2650 has been updated by tuxillo.

Status changed from New to In Progress

Apparently this was already reported and solved in 5a24ba58db9ae867d4df58157fdb10edd94cb4b4.
Will try to verify it anyways.

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Bug #2650: ALTQ CFQ panic when changing bandwidth settings
http://bugs.dragonflybsd.org/issues/2650#change-11833

* Author: tuxillo
* Status: In Progress
* Priority: Normal
* Assignee: 
* Category: Networking
* Target version: 3.8.0
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Hi,

Panic when changing bandwidth settings for an ALTQ queue and doing pf rsync/reload:

Unread portion of the kernel message buffer:
panic: invalid byte count
cpuid = 3
Trace beginning at frame 0xffffffe026e39890
panic() at panic+0x223 0xffffffff80561c0c
panic() at panic+0x223 0xffffffff80561c0c
cbq_dequeue() at cbq_dequeue+0xbe 0xffffffff805fb257
tbr_dequeue() at tbr_dequeue+0xcb 0xffffffff806037e6
em_start() at em_start+0x22c 0xffffffff803d9324
cbqrestart() at cbqrestart+0xa7 0xffffffff805fb0da
rmc_restart() at rmc_restart+0x69 0xffffffff80601188
softclock_handler() at softclock_handler+0x193 0xffffffff8058240d
Debugger("panic")

CPU3 stopping CPUs: 0x00000007
 stopped
Physical memory: 2020 MB
Dumping 703 MB: 688 672 656 640 624 608 592 576 560 544 528 512 496 480 464 448 432 416 400 384 368 352 336 320 304 288 272 256 240 224 208 192 176 160 144 128 112 96 80 64 48 32 16

Core available on demand.

Cheers,
Antonio Huete



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