The following reply was made to PR kernel/6588; it has been noted by GNATS.
From: Antti Harri <[email protected]> To: [email protected] Cc: [email protected] Subject: Re: kernel/6588: Kernel panics on sparc64, usb related Date: Fri, 15 Apr 2011 21:52:20 +0300 On Monday 11 April 2011 21:17:13 [email protected] wrote: > >Number: 6588 > >Category: kernel > >Synopsis: Kernel panics on sparc64, usb related > >Confidential: yes > >Severity: serious > >Priority: medium > >Responsible: bugs > >State: open > >Quarter: > >Keywords: > >Date-Required: > >Class: sw-bug > >Submitter-Id: unknown > >Arrival-Date: Mon Apr 11 19:40:01 GMT 2011 > >Closed-Date: > >Last-Modified: > >Originator: > >Release: > >Organization: > >Environment: > > System : OpenBSD 4.9 > Details : OpenBSD 4.9-current (GENERIC) #4: Sun Apr 10 21:15:38 MDT > 2011 [email protected]:/usr/src/sys/arch/sparc64/compile/GENERIC > > Architecture: OpenBSD.sparc64 > Machine : sparc64 > > >Description: > > Kernel panics when keyboard and display are connected. Booting > with serial cable works fine. Also OpenBSD 4.2 works with display > and keyboard that was previously installed. > > This happens right after uhub0 has attached. > > Trace: > > panic: _bus_dmamem_map: size botch > kdb breakpoint at 1463680 > Stopped at Debugger+0x4: nop > _bus_dmamem_map(0, 400002b7e00, 400001c9380, 40006728000, 4000, 0) at > _bus_dmamem_map+0xf0 usb_block_allocmem(400002b7e00, 3000, 10, 4000671b960, > 8000, 3) at usb_block_allocmem+0x1d8 usb_allocmem(400004fc000, 2800, 10, > 4000671b960, 0, 40000505640) at usb_allocmem+0x164 > ohci_alloc_std(400004fc000, 40000504000, 40000504020, 40000504000, > 4000671bbb8, 1) at ohci_alloc_std+0x60 ohci_open(5, 40000504000, 0, 100, 0, > 0) at ohci_open+0x64 > usbd_setup_pipe(5, 0, 40000504138, ffffffffffffffff, 40000504108, 0) at > usbd_setup_pipe+0x74 usbd_new_device(5, 400004fc000, 40000504158, 1, 1, > 40000505800) at usbd_new_device+0x1dc uhub_explore(0, 16306f8, 1630748, > 1630778, 400002f49a4, 400002f4980) at uhub_explore+0x24c > usb_explore(40000505d00, 20, 161b080, 0, 400026a2000, 1) at > usb_explore+0x58 usb_task_thread(40002694a00, 40002694a00, 153c788, > deadbeef, ffffffffffffffff, 18ccd40) at usb_task_thread+0x100 > > >How-To-Repeat: > > Boot with display and USB keyboard attached. > > >Fix: > > Workaround currently is to boot without keyboard so the machine > uses serial line instead. > > dmesg: > console is /pci@1f,0/isa@7/serial@0,3f8 > Copyright (c) 1982, 1986, 1989, 1991, 1993 > The Regents of the University of California. All rights reserved. > Copyright (c) 1995-2011 OpenBSD. All rights reserved. > http://www.OpenBSD.org > > OpenBSD 4.9-current (GENERIC) #0: Mon Apr 11 20:39:45 EEST 2011 > [email protected]:/usr/src/sys/arch/sparc64/compile/GENERIC > real mem = 134217728 (128MB) > avail mem = 119398400 (113MB) > mainbus0 at root: Sun Blade 100 (UltraSPARC-IIe) > cpu0 at mainbus0: SUNW,UltraSPARC-IIe (rev 1.4) @ 502 MHz > cpu0: physical 16K instruction (32 b/l), 16K data (32 b/l), 256K external > (64 b/l) psycho0 at mainbus0: pci108e,a001, impl 0, version 0, ign 7c0 > psycho0: bus range 0-1, PCI bus 0 > psycho0: dvma map c0000000-dfffffff > pci0 at psycho0 > ebus0 at pci0 dev 12 function 0 "Sun RIO EBus" rev 0x01 > "flashprom" at ebus0 addr 0-fffff not configured > clock1 at ebus0 addr 0-1fff: mk48t59 > ebus1 at pci0 dev 7 function 0 "Acer Labs M1533 ISA" rev 0x00 > "dma" at ebus1 addr 0-ffff ivec 0x2a not configured > power0 at ebus1 addr 800-82f ivec 0x20 > com0 at ebus1 addr 3f8-3ff ivec 0x2b: ns16550a, 16 byte fifo > com0: console > com1 at ebus1 addr 2e8-2ef ivec 0x2b: ns16550a, 16 byte fifo > gem0 at pci0 dev 12 function 1 "Sun ERI Ether" rev 0x01: ivec 0x7c6, > address 00:03:ba:08:4c:68 ukphy0 at gem0 phy 1: Generic IEEE 802.3u media > interface, rev. 1: OUI 0x0010dd, model 0x0002 "Sun FireWire" rev 0x01 at > pci0 dev 12 function 2 not configured > ohci0 at pci0 dev 12 function 3 "Sun USB" rev 0x01: ivec 0x7e4, version > 1.0, legacy support alipm0 at pci0 dev 3 function 0 "Acer Labs M7101 Power" > rev 0x00: 223KHz clock iic0 at alipm0 > "max1617" at alipm0 addr 0x18 skipped due to alipm0 bugs > "scm001" at alipm0 addr 0x20 skipped due to alipm0 bugs > spdmem0 at iic0 addr 0x50: 128MB SDRAM ECC PC100CL2 > autri0 at pci0 dev 8 function 0 "Acer Labs M5451 Audio" rev 0x01: ivec > 0x7e3 ac97: codec id 0x41445348 (Analog Devices AD1881A) > ac97: codec features headphone, Analog Devices Phat Stereo > audio0 at autri0 > midi0 at autri0: <4DWAVE MIDI UART> > pciide0 at pci0 dev 13 function 0 "Acer Labs M5229 UDMA IDE" rev 0xc3: DMA, > channel 0 configured to native-PCI, channel 1 configured to native-PCI > pciide0: using ivec 0x7cc for native-PCI interrupt > wd0 at pciide0 channel 0 drive 0: <ST360015A> > wd0: 16-sector PIO, LBA, 57241MB, 117231408 sectors > atapiscsi0 at pciide0 channel 0 drive 1 > scsibus0 at atapiscsi0: 2 targets > cd0 at scsibus0 targ 0 lun 0: <PIONEER, 12X DVD-ROM, 1.14> ATAPI 5/cdrom > removable wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2 > cd0(pciide0:0:1): using PIO mode 4, Ultra-DMA mode 2 > pciide0: channel 1 disabled (no drives) > ppb0 at pci0 dev 5 function 0 "DEC 21152 PCI-PCI" rev 0x03 > pci1 at ppb0 bus 1 > ifb0 at pci1 dev 1 function 0 "Intergraph Expert3D" rev 0x00 > ifb0: Expert3D-Lite (SUNW,375-0116), 1152x900 > wsdisplay0 at ifb0 mux 1 > wsdisplay0: screen 0 added (std, sun emulation) > machfb0 at pci0 dev 19 function 0 "ATI Rage XL" rev 0x27 > machfb0: ATY,RageXL, 1152x900 > wsdisplay1 at machfb0 mux 1 > wsdisplay1: screen 0 added (std, sun emulation) > usb0 at ohci0: USB revision 1.0 > uhub0 at usb0 "Sun OHCI root hub" rev 1.00/1.00 addr 1 > vscsi0 at root > scsibus1 at vscsi0: 256 targets > softraid0 at root > bootpath: /pci@1f,0/ide@d,0/disk@0,0 > root on wd0a swap on wd0b dump on wd0b > WARNING: / was not properly unmounted > > usbdevs: > Controller /dev/usb0: > addr 1: full speed, self powered, config 1, OHCI root hub(0x0000), > Sun(0x108e), rev 1.00 port 1 powered > port 2 powered > port 3 powered > port 4 powered > > >Release-Note: > >Audit-Trail: > >Unformatted: I tested different revisions and found the commit that breaks that: http://marc.info/?l=openbsd-cvs&m=130186854105654&w=2 I double-checked to make sure it is correct. I checked out that version and it breaks. Then I checked out a tree one commit before that and it works. -- Antti Harri
