Date: Wed, 23 Dec 2020 12:32:02 -0800 From: Mark Millard <marklmi@yahoo.com> To: Brandon Bergren <bdragon@FreeBSD.org> Cc: FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: Re: Old PowerMac G5 2-socket/2-cores-each: head -r368820 kernel reports: bus_dmamem_alloc failed to align memory properly Message-ID: <8ADE5AF2-30E6-4101-BBF5-0197092C17B3@yahoo.com> In-Reply-To: <7870C7CB-6104-4A63-AA86-4981913FA48D@yahoo.com> References: <FE22D733-35A2-4FB4-83D7-1E953A53AC34.ref@yahoo.com> <FE22D733-35A2-4FB4-83D7-1E953A53AC34@yahoo.com> <40dead6f-2a69-cf74-0a23-cde56dd90510@blastwave.org> <53f15d43-62c3-e12c-f8db-ede6a30e4e95@blastwave.org> <46726BE0-00FF-4DE7-835B-C7B04F3B0693@yahoo.com> <04727338-1ecb-4a94-c8e9-dcef7abd1513@blastwave.org> <66ce8494-204b-4b8b-a043-94ba00509f41@www.fastmail.com> <7870C7CB-6104-4A63-AA86-4981913FA48D@yahoo.com>
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On 2020-Dec-22, at 01:09, Mark Millard <marklmi at yahoo.com> wrote:
> On 2020-Dec-21, at 21:11, Brandon Bergren <bdragon at FreeBSD.org> =
wrote:
>=20
>> On Mon, Dec 21, 2020, at 10:25 PM, Dennis Clarke via freebsd-ppc =
wrote:
>>> On 12/21/20 11:03 PM, Mark Millard wrote:
>>>=20
>>>> As far as I know, 32-bit powerpc for old PowerMacs still has the =
kernel
>>>> gradually zeroing out user-space pages, even for =
single-socket/single-core
>>>> 32-bit PowerMacs. So I run 32-bit via a chroot on a 64-bit system: =
the
>>>> 64-bit kernel does not have this specific problem. (I seem to =
remember
>>>> that there was a different boot failure last I tried 32-bit, but I =
do not
>>>> remember any detail at this time.)
>>=20
>> This is the bridge mode bug that we haven't figured out yet. It's =
specific to the G5 running a 32 bit kernel. The problem doesn't manifest =
on actual 32-bit MMUs.
>=20
> . . .
>=20
> For the "seem to remember" part of my text . . .
>=20
> Wrong problem and wrong machine context, I'm afraid. Back on
> Sept-22 I reported for the 2-socket G4s (typos preserved):
>=20
> Subject: head -r365932 for 320bit powerpc unable to boot 2-socket =
PowerMac G4
>=20
> QUOTE
> I attempted to boot an update from head -r365590
> to head -r365932 and it dies just after:
>=20
> Kernel entry at 0x100620
>=20
> via:
>=20
> Invalid memory access at %SRR0: 0000ffff %SRR1: 00ffffff
> END QUOTE
>=20
> (I did report at the time that the G5 gets much further along
> than the above when that same media (and content) is used to
> try to boot the G5. But the report was about the G4 context.)
Head -r368820 booted the 2-socket PowerMac G4.
But USB is somehow messed up, resulting in no keyboard input.
Eventually lots of: "bus_dmamem_alloc failed to align memory
properly" tied to attempted usb activity that fails. (This
was not a boot -v .)
Dec 23 12:13:21 FBSDG4S2 kernel: usbus0 numa-domain 0 on ohci0
Dec 23 12:13:21 FBSDG4S2 kernel: ohci1: <NEC uPD 9210 USB controller> =
mem 0x80081000-0x80081fff irq 63 at device 27.1 numa-domain 0 on pci1
. . .
Dec 23 12:13:21 FBSDG4S2 kernel: usbus0: 12Mbps Full Speed USB v1.0
Dec 23 12:13:21 FBSDG4S2 kernel: usbus1: 12Mbps Full Speed USB v1.0
Dec 23 12:13:21 FBSDG4S2 kernel: ugen0.1: <NEC OHCI root HUB> at usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: uhub0 numa-domain 0 on usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: uhub0: <NEC OHCI root HUB, class 9/0, =
rev 1.00/1.00, addr 1> on usbus0
. . .
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 1 times
Dec 23 12:13:21 FBSDG4S2 kernel: ugen0.2: <Mitsumi Electric Hub in Apple =
Extended USB Keyboard> at usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: uhub4 numa-domain 0 on uhub0
Dec 23 12:13:21 FBSDG4S2 kernel: uhub4: <Mitsumi Electric Hub in Apple =
Extended USB Keyboard, class 9/0, rev 1.10/1.22, addr 2> on usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
. . .
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: CAM usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: uhub_attach: port 1 power on or off =
failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: uhub_attach: port 2 power on or off =
failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: uhub_attach: port 3 power on or off =
failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: uhub4: 3 ports with 2 removable, bus =
powered
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: CAM usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 1 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: CAM usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: usb_alloc_device: set address 3 failed =
(USB_ERR_TIMEOUT, ignored)
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: CAM usbus0
. . .
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 3 times
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_setup_device_desc: getting device =
descriptor at addr 3 failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_req_re_enumerate: addr=3D3, set =
address failed! (USB_ERR_TIMEOUT, ignored)
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 5 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 3 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_setup_device_desc: getting device =
descriptor at addr 3 failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_req_re_enumerate: addr=3D3, set =
address failed! (USB_ERR_TIMEOUT, ignored)
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 5 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 3 times
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_setup_device_desc: getting device =
descriptor at addr 3 failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_req_re_enumerate: addr=3D3, set =
address failed! (USB_ERR_TIMEOUT, ignored)
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 5 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 3 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_setup_device_desc: getting device =
descriptor at addr 3 failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
. . .
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_setup_device_desc: getting device =
descriptor at addr 3 failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_req_re_enumerate: addr=3D3, set =
address failed! (USB_ERR_TIMEOUT, ignored)
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 5 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: bus_dmamem_alloc failed to align memory =
properly.
Dec 23 12:13:21 FBSDG4S2 kernel: Root mount waiting for: usbus0
Dec 23 12:13:21 FBSDG4S2 syslogd: last message repeated 4 times
Dec 23 12:13:21 FBSDG4S2 kernel: usbd_setup_device_desc: getting device =
descriptor at addr 3 failed, USB_ERR_TIMEOUT
Dec 23 12:13:21 FBSDG4S2 kernel: ugen0.3: <Unknown > at usbus0 =
(disconnected)
Dec 23 12:13:21 FBSDG4S2 kernel: uhub_reattach_port: could not allocate =
new device
Dec 23 12:13:21 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:13:21 FBSDG4S2 kernel: lo0: link state changed to UP
Dec 23 12:13:21 FBSDG4S2 kernel: gem0: link state changed to DOWN
Dec 23 12:13:21 FBSDG4S2 kernel: gem0: link state changed to UP
Dec 23 12:13:21 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
. . .
Dec 23 12:13:22 FBSDG4S2 ntpd[971]: leapsecond file =
('/var/db/ntpd.leap-seconds.list'): will expire in less than 5 days
Dec 23 12:14:41 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:14:49 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
Dec 23 12:15:25 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:15:33 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
Dec 23 12:15:59 FBSDG4S2 su[1072]: markmi to root on /dev/pts/0
Dec 23 12:16:09 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:16:17 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
Dec 23 12:16:53 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:17:01 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
Dec 23 12:17:38 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:17:46 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
Dec 23 12:18:22 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:18:30 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
Dec 23 12:19:06 FBSDG4S2 kernel: usb_dev_suspend_peer: Setting device =
remote wakeup failed
Dec 23 12:19:14 FBSDG4S2 kernel: usb_dev_resume_peer: Clearing device =
remote wakeup failed: USB_ERR_TIMEOUT
. . .
=3D=3D=3D
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)
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