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Date:      Sat, 8 Sep 2012 09:50:07 GMT
From:      Alexander =?iso-8859-1?b?S/xobg==?= <alexander.kuehn@nagilum.de>
To:        freebsd-wireless@FreeBSD.org
Subject:   Re: kern/167491: [ath] TID != hardware queue TID in ath_tx_aggr_comp_aggr()
Message-ID:  <201209080950.q889o7I2040830@freefall.freebsd.org>

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The following reply was made to PR kern/167491; it has been noted by GNATS.

From: Alexander =?iso-8859-1?b?S/xobg==?= <alexander.kuehn@nagilum.de>
To: bug-followup@FreeBSD.org
Cc:  
Subject: Re: kern/167491: [ath] TID != hardware queue TID in
 ath_tx_aggr_comp_aggr()
Date: Sat, 08 Sep 2012 11:42:47 +0200

 I see the same on x86 along with:
 
 messages.4.bz2:Sep  2 17:04:29 cakebox kernel: ath0: stuck beacon;  
 resetting (bmiss count 4)
 messages.4.bz2:Sep  2 17:04:33 cakebox kernel: ath0: stuck beacon;  
 resetting (bmiss count 4)
 messages.4.bz2:Sep  2 17:04:33 cakebox kernel: ath0: ath_start:  
 sc_inreset_cnt > 0; bailing
 messages.4.bz2:Sep  2 17:05:12 cakebox kernel: ath0: ath_tx_tid_drain:  
 node 0xc47ea000: bf=0xc350fcc0: addbaw=0, dobaw=0, seqno=0, retry=0
 messages.4.bz2:Sep  2 17:05:12 cakebox kernel: ath0: ath_tx_tid_drain:  
 node 0xc47ea000: bf=0xc350fcc0: tid txq_depth=1 hwq_depth=0, bar_wait=0
 messages.4.bz2:Sep  2 17:05:12 cakebox kernel: ath0: ath_tx_tid_drain:  
 node 0xc47ea000: tid 16: txq_depth=64, txq_aggr_depth=0, sched=0,  
 paused=0, hwq_depth=0, incomp=0, baw_head=0, baw_tail=0 txa_start=-1,  
 ni_txseqs=7
 messages.4.bz2:Sep  2 17:06:25 cakebox kernel: ath0: stuck beacon;  
 resetting (bmiss count 4)
 
 Unfortunately this causes the transfer rates to drop and occasionally  
 even makes it impossible to associate with the AP.
 
 dmesg:
 Copyright (c) 1992-2012 The FreeBSD Project.
 Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
          The Regents of the University of California. All rights reserved.
 FreeBSD is a registered trademark of The FreeBSD Foundation.
 FreeBSD 10.0-CURRENT #0: Wed Aug 29 13:01:13 CEST 2012
      root@cakebox.tis:/usr/obj/export/src/sys/net5501 i386
 CPU: Geode(TM) Integrated Processor by AMD PCS (499.91-MHz 586-class CPU)
    Origin = "AuthenticAMD"  Id = 0x5a2  Family = 5  Model = a  Stepping = 2
    Features=0x88a93d<FPU,DE,PSE,TSC,MSR,CX8,SEP,PGE,CMOV,CLFLUSH,MMX>
    AMD Features=0xc0400000<MMX+,3DNow!+,3DNow!>
 real memory  = 536870912 (512 MB)
 avail memory = 515837952 (491 MB)
 K6-family MTRR support enabled (2 registers)
 cryptosoft0: <software crypto> on motherboard
 pcib0 pcibus 0 on motherboard
 pci0: <PCI bus> on pcib0
 Geode LX: Soekris net5501 comBIOS ver. 1.33 20070103 Copyright (C) 2000-2007
 glxsb0: <AMD Geode LX Security Block (AES-128-CBC, RNG)> mem  
 0xa0000000-0xa0003fff irq 10 at device 1.2 on pci0
 vr0: <VIA VT6105M Rhine III 10/100BaseTX> port 0xe100-0xe1ff mem  
 0xa0004000-0xa00040ff irq 11 at device 6.0 on pci0
 vr0: Quirks: 0x2
 vr0: Revision: 0x96
 miibus0: <MII bus> on vr0
 ukphy0: <Generic IEEE 802.3u media interface> PHY 1 on miibus0
 ukphy0:  none, 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto, auto-flow
 vr0: Ethernet address: 00:00:24:cb:a6:80
 vr1: <VIA VT6105M Rhine III 10/100BaseTX> port 0xe200-0xe2ff mem  
 0xa0004100-0xa00041ff irq 5 at device 7.0 on pci0
 vr1: Quirks: 0x2
 vr1: Revision: 0x96
 miibus1: <MII bus> on vr1
 ukphy1: <Generic IEEE 802.3u media interface> PHY 1 on miibus1
 ukphy1:  none, 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto, auto-flow
 vr1: Ethernet address: 00:00:24:cb:a6:81
 vr2: <VIA VT6105M Rhine III 10/100BaseTX> port 0xe300-0xe3ff mem  
 0xa0004200-0xa00042ff irq 9 at device 8.0 on pci0
 vr2: Quirks: 0x2
 vr2: Revision: 0x96
 miibus2: <MII bus> on vr2
 ukphy2: <Generic IEEE 802.3u media interface> PHY 1 on miibus2
 ukphy2:  none, 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto, auto-flow
 vr2: Ethernet address: 00:00:24:cb:a6:82
 vr3: <VIA VT6105M Rhine III 10/100BaseTX> port 0xe400-0xe4ff mem  
 0xa0004300-0xa00043ff irq 12 at device 9.0 on pci0
 vr3: Quirks: 0x2
 vr3: Revision: 0x96
 miibus3: <MII bus> on vr3
 ukphy3: <Generic IEEE 802.3u media interface> PHY 1 on miibus3
 ukphy3:  none, 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto, auto-flow
 vr3: Ethernet address: 00:00:24:cb:a6:83
 ath0: <Atheros 5416> mem 0xa0010000-0xa001ffff irq 10 at device 14.0 on pci0
 ath0: DMA setup: legacy
 ath0: [HT] enabling HT modes
 ath0: [HT] RTS aggregates limited to 8 KiB
 ath0: [HT] 2 RX streams; 2 TX streams
 ath0: AR5416 mac 13.10 RF2133 phy 8.1
 ath0: 2GHz radio: 0x0000; 5GHz radio: 0x00d0
 isab0: <PCI-ISA bridge> at device 20.0 on pci0
 isa0: <ISA bus> on isab0
 atapci0: <AMD CS5536 UDMA100 controller> port  
 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xe000-0xe00f at device 20.2 on pci0
 ata0: <ATA channel> at channel 0 on atapci0
 ata1: <ATA channel> at channel 1 on atapci0
 ohci0: <OHCI (generic) USB controller> mem 0xa0020000-0xa0020fff irq  
 15 at device 21.0 on pci0
 usbus0 on ohci0
 ehci0: <AMD CS5536 (Geode) USB 2.0 controller> mem  
 0xa0021000-0xa0021fff irq 15 at device 21.1 on pci0
 usbus1: EHCI version 1.0
 usbus1 on ehci0
 cpu0 on motherboard
 orm0: <ISA Option ROM> at iomem 0xc8000-0xd27ff pnpid ORM0000 on isa0
 atrtc0: <AT realtime clock> at port 0x70 irq 8 on isa0
 Event timer "RTC" frequency 32768 Hz quality 0
 attimer0: <AT timer> at port 0x40 on isa0
 Timecounter "i8254" frequency 1193182 Hz quality 0
 Event timer "i8254" frequency 1193182 Hz quality 100
 uart0: <16550 or compatible> at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
 uart0: console (19200,n,8,1)
 uart1: <16550 or compatible> at port 0x2f8-0x2ff irq 3 on isa0
 Timecounters tick every 1.000 msec
 usbus0: 12Mbps Full Speed USB v1.0
 usbus1: 480Mbps High Speed USB v2.0
 ugen0.1: <AMD> at usbus0
 uhub0: <AMD OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
 ugen1.1: <AMD> at usbus1
 uhub1: <AMD EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
 ad0: 152627MB <SAMSUNG HM160HC LQ100-10> at ata0-master UDMA100
 GEOM_SCHED: Initializing global data.
 GEOM_SCHED: Loading: mp = 0xc0a9aa20, g_sched_class = 0xc0a9aa20.
 Timecounter "TSC" frequency 499912531 Hz quality 800
 uhub0: 4 ports with 4 removable, self powered
 Root mount waiting for: usbus1
 uhub1: 4 ports with 4 removable, self powered



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