Date: Thu, 27 Aug 2020 02:45:12 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 229745] ahcich: CAM status: Command timeout Message-ID: <bug-229745-227-oZvOhqsInX@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-229745-227@https.bugs.freebsd.org/bugzilla/> References: <bug-229745-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D229745 Daniel Morante <daniel@morante.net> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |daniel@morante.net --- Comment #54 from Daniel Morante <daniel@morante.net> --- I am using FreeBSD 12.1-RELEASE amd64 with two WDS500G2B0B attached to a Ableconn PEXM2-122 Dual M.2 SATA SSD Controller. These are all brand new f= resh out of the box components. ``` ahci0: <ASMedia ASM106x AHCI SATA controller> mem 0xfe6fe000-0xfe6fffff irq= 16 at device 0.0 on pci4 ahci0: AHCI v1.31 with 12 6Gbps ports, Port Multiplier supported ahci0: quirks=3D0xc00000<NOCCS,NOAUX> ahcich0: <AHCI channel> at channel 0 on ahci0 ahcich1: <AHCI channel> at channel 1 on ahci0 ahcich4: <AHCI channel> at channel 4 on ahci0 ahcich5: <AHCI channel> at channel 5 on ahci0 ahcich6: <AHCI channel> at channel 6 on ahci0 ahcich7: <AHCI channel> at channel 7 on ahci0 ahcich8: <AHCI channel> at channel 8 on ahci0 ahcich9: <AHCI channel> at channel 9 on ahci0 ahcich10: <AHCI channel> at channel 10 on ahci0 ahcich11: <AHCI channel> at channel 11 on ahci0 ada0 at ahcich0 bus 0 scbus0 target 0 lun 0 ada0: <WDC WDS500G2B0B-00YS70 415000WD> ACS-4 ATA SATA 3.x device ada0: Serial Number 20274C802827 ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 512bytes) ada0: Command Queueing enabled ada0: 476940MB (976773168 512 byte sectors) ada1 at ahcich1 bus 0 scbus1 target 0 lun 0 ada1: <WDC WDS500G2B0B-00YS70 415000WD> ACS-4 ATA SATA 3.x device ada1: Serial Number 20274C804009 ada1: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 512bytes) ada1: Command Queueing enabled ada1: 476940MB (976773168 512 byte sectors) ``` I created a mirrored pool and was able to copy/move a few files to it witho= ut any issues. ``` zpool create -m /mnt/internal internal mirror ada0 ada1 ``` Once I try to copy a large amount of files, I start to see hangups and erro= rs like the ones described on this bug and eventually the two drives get detac= hed. ``` ahcich0: Timeout on slot 22 port 0 ahcich0: is 00000000 cs 00400000 ss 00000000 rs 00400000 tfd 150 serr 00000= 000 cmd 0004c917 (aprobe0:ahcich0:0:0:0): ATA_IDENTIFY. ACB: ec 00 00 00 00 40 00 00 00 00 0= 0 00 (aprobe0:ahcich0:0:0:0): CAM status: Command timeout (aprobe0:ahcich0:0:0:0): Error 5, Retries exhausted ahcich0: Poll timeout on slot 23 port 0 ahcich0: is 00000000 cs 00800000 ss 00000000 rs 00800000 tfd 150 serr 00000= 000 cmd 0004c917 (aprobe0:ahcich0:0:0:0): SOFT_RESET. ACB: 00 00 00 00 00 00 00 00 00 00 00 = 00 (aprobe0:ahcich0:0:0:0): CAM status: Command timeout (aprobe0:ahcich0:0:0:0): Error 5, Retries exhausted ahcich0: Timeout on slot 24 port 0 ... ada0 at ahcich0 bus 0 scbus0 target 0 lun 0 ada0: <WDC WDS500G2B0B-00YS70 415000WD> s/n 20274C802827 detached ada1 at ahcich1 bus 0 scbus1 target 0 lun 0 ada1: <WDC WDS500G2B0B-00YS70 415000WD> s/n 20274C804009 detached ``` The ZFS pool gets completely trashed: ``` zpool status pool: internal state: UNAVAIL status: One or more devices are faulted in response to IO failures. action: Make sure the affected devices are connected, then run 'zpool clear= '. see: http://illumos.org/msg/ZFS-8000-HC scan: none requested config: NAME STATE READ WRITE CKSUM internal UNAVAIL 0 0 0 mirror-0 UNAVAIL 0 0 0 12901058162764697962 REMOVED 0 0 0 was /dev/ada0 16801836340799291794 REMOVED 0 0 0 was /dev/ada1 errors: 3 data errors, use '-v' for a list ``` Attempting to reboot the system just hangs indefinitely. --=20 You are receiving this mail because: You are the assignee for the bug.=
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