http://bugzilla.novell.com/show_bug.cgi?id=532436 User wolf@womaro.ch added comment http://bugzilla.novell.com/show_bug.cgi?id=532436#c1 Summary: xen DomU kernel oops in usb subsystem Classification: openSUSE Product: openSUSE 11.1 Version: Final Platform: x86-64 OS/Version: openSUSE 11.1 Status: NEW Severity: Normal Priority: P5 - None Component: Kernel AssignedTo: bnc-team-screening@forge.provo.novell.com ReportedBy: wolf@womaro.ch QAContact: qa@suse.de Found By: --- User-Agent: Mozilla/5.0 (compatible; Konqueror/3.5; Linux) KHTML/3.5.10 (like Gecko) SUSE Printing a file from Windows-XP via Samba/Cups onto a printer delegated to a XEN DomU results in the following message to syslog: Fatal DMA error! Please use 'swiotlb=force' ------------[ cut here ]------------ kernel BUG at arch/x86/kernel/pci-nommu-xen.c:69! invalid opcode: 0000 [1] SMP last sysfs file: /sys/devices/virtual/net/lo/type CPU 0 Modules linked in: nfs nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs af_packet autofs4 snd_pcm_oss snd_mixer_oss snd_seq ipv6 8250 serial_core hisax_fcpcipnp hisax_isac hisax crc_ccitt isdn slhc snd_usb_audio snd_pcm snd_timer snd_page_alloc snd_usb_lib snd_rawmidi snd_seq_device uvcvideo snd_hwdep snd compat_ioctl32 pl2303 ftdi_sio videodev soundcore v4l1_compat fuse usblp dm_crypt crypto_blkcipher loop usbserial mt2060 dvb_usb_a800(N) dm_mod usbhid hid ff_memless dvb_usb_dibusb_mc(N) dvb_usb_dibusb_common(N) dib3000mc(N) dibx000_common(N) dvb_usb(N) dvb_core(N) i2c_core rtc_core rtc_lib ehci_hcd uhci_hcd usbcore xennet ext3 mbcache jbd thermal_sys hwmon xenblk cdrom Supported: No Pid: 18171, comm: gziptoany Tainted: G 2.6.27.25-0.1-xen #1 RIP: e030:[<ffffffff80210310>] [<ffffffff80210310>] gnttab_map_single+0xa7/0xf7 RSP: e02b:ffff8800118a3e18 EFLAGS: 00010292 RAX: 000000000000002f RBX: 00000000000298d8 RCX: ffff88001fed1e00 RDX: ffffffffff5fc000 RSI: 0000000000000001 RDI: ffffffff8065e9c0 RBP: 00000000027e8000 R08: ffffffff8065e9b0 R09: 0000000100000000 R10: 0000000000004bbf R11: ffff88001f012188 R12: 0000000000002000 R13: ffff88001f89b090 R14: 00000000000000d0 R15: 0000000000002000 FS: 00007fb72a92b710(0000) GS:ffffffff80761080(0000) knlGS:0000000000000000 CS: e033 DS: 0000 ES: 0000 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process gziptoany (pid: 18171, threadinfo ffff8800118a2000, task ffff880011bd6600) Stack: 00000000fffffffc ffff88001eca4d80 ffff88001ff5c000 0000000000000000 0000000000000001 ffffffffa0063aea 0000000000000000 0000000000000000 ffff88001eca4d80 ffff88001f217e00 ffff88001ff5c000 00000000000000d0 Call Trace: [<ffffffffa0063aea>] map_urb_for_dma+0x18e/0x230 [usbcore] [<ffffffffa0064975>] usb_hcd_submit_urb+0x53/0x14a [usbcore] [<ffffffffa0138f1f>] usblp_write+0x135/0x2b3 [usblp] [<ffffffff8029edd6>] vfs_write+0xad/0x156 [<ffffffff8029ef3b>] sys_write+0x45/0x6e [<ffffffff8020b3b8>] system_call_fastpath+0x16/0x1b [<00007fb7293e7f60>] 0x7fb7293e7f60 Code: ff ff ff ff ff ff 7f 48 8b 1c c8 48 21 d3 4c 89 e6 48 89 ef e8 4a f3 ff ff 85 c0 74 12 48 c7 c7 93 11 55 80 31 c0 e8 d4 3c 25 00 <0f> 0b eb fe 4d 85 ed 74 11 49 8b 85 b8 01 00 00 48 85 c0 74 05 RIP [<ffffffff80210310>] gnttab_map_single+0xa7/0xf7 RSP <ffff8800118a3e18> ---[ end trace eb05aec749f0c326 ]--- The DomU kernel is a stock SuSE 11.1 kernel: Linux infra 2.6.27.25-0.1-xen #1 SMP 2009-07-01 15:37:09 +0200 x86_64 x86_64 x86_64 GNU/Linux XEN DomU configuration is: name = "Infra" ostype = "opensuse" uuid = "06edeefe-1162-4fc4-b5d8-11993ee4a8b9" memory = 512 vcpus=1 localtime=0 vif = [ 'mac=02:00:00:00:01:01, ip=192.168.192.233, bridge=xenbr2', ] pci = [ '00:1a.0', '00:1a.1', '00:1a.7', '00:1d.0', '00:1d.1', '00:1d.2', '00:1d.7', # '04:01.0' ] #inst: kernel="/boot/kernel-xen-install" #inst: ramdisk="/boot/initrd-xen-install" #inst: extra="xencons=tty install=hd:/dev/xvdb " #inst: disk=[ 'phy:/dev/xenos/infra,xvda,w', 'phy:/dev/cdrom,xvdb:cdrom,r', ] bootloader="/usr/lib/xen/boot/domUloader.py" bootargs="--entry=xvda2:/boot/vmlinuz-xen,/boot/initrd-xen" extra="xencons=tty swiotbl=force 3" disk= [ 'phy:/dev/xenos/infra,xvda,w', ] nographic=1 on_poweroff = 'destroy' on_reboot = 'restart' on_crash = 'destroy' The log/dmesg in DOM0 does not show anything out of the ordinary. "xm dmesg" shows a single line when this happens: (XEN) mm.c:696:d4 Non-privileged (4) attempt to map I/O space 000000f0 This may or may not be related to: http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1407 This may or may not be related to: https://bugzilla.novell.com/show_bug.cgi?id=463596 Reproducible: Always Steps to Reproduce: 1. print a file via samba from Win-XP - attached example is Win-XP test page from the cups spool directory. 2. 3. -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.