Still occurs, encountered on a beagleXm hwpack 03102011 for omap3 linaro-nano image 03102011
[ 12.062042] ------------[ cut here ]------------ [ 12.062103] WARNING: at /build/buildd/linux-linaro-omap-2.6.38/lib/dma-debug.c:867 check_for_stack+0xd4/0x100() [ 12.062103] ehci-omap ehci-omap.0: DMA-API: device driver maps memory fromstack [addr=de1c1dec] [ 12.062133] Modules linked in: smsc95xx(+) omap_wdt omap2_mcspi usbnet twl4030_usb twl4030_pwrbutton gpio_keys leds_gpio usbhid hid usb_stors [ 12.062225] [<c006d618>] (unwind_backtrace+0x0/0xf8) from [<c00a6a14>] (warn_slowpath_common+0x54/0x64) [ 12.062255] [<c00a6a14>] (warn_slowpath_common+0x54/0x64) from [<c00a6ab8>] (warn_slowpath_fmt+0x30/0x40) [ 12.062286] [<c00a6ab8>] (warn_slowpath_fmt+0x30/0x40) from [<c034e9d8>] (check_for_stack+0xd4/0x100) [ 12.062316] [<c034e9d8>] (check_for_stack+0xd4/0x100) from [<c034fea8>] (debug_dma_map_page+0xb4/0xdc) [ 12.062347] [<c034fea8>] (debug_dma_map_page+0xb4/0xdc) from [<c04242f0>] (map_urb_for_dma+0x26c/0x304) [ 12.062377] [<c04242f0>] (map_urb_for_dma+0x26c/0x304) from [<c0424594>] (usb_hcd_submit_urb+0x78/0x19c) [ 12.062438] [<c0424594>] (usb_hcd_submit_urb+0x78/0x19c) from [<bf0b3c5c>] (smsc95xx_write_reg_async+0xb4/0x130 [smsc95xx]) [ 12.062469] [<bf0b3c5c>] (smsc95xx_write_reg_async+0xb4/0x130 [smsc95xx]) from [<bf0b3dd4>] (smsc95xx_set_multicast+0xfc/0x148 [smsc95xx]) [ 12.062499] [<bf0b3dd4>] (smsc95xx_set_multicast+0xfc/0x148 [smsc95xx]) from [<bf0b4118>] (smsc95xx_reset+0x2f8/0x68c [smsc95xx]) [ 12.062561] [<bf0b4118>] (smsc95xx_reset+0x2f8/0x68c [smsc95xx]) from [<bf0b48cc>] (smsc95xx_bind+0xcc/0x188 [smsc95xx]) [ 12.062591] [<bf0b48cc>] (smsc95xx_bind+0xcc/0x188 [smsc95xx]) from [<bf083f1c>] (usbnet_probe+0x204/0x4c4 [usbnet]) [ 12.062652] [<bf083f1c>] (usbnet_probe+0x204/0x4c4 [usbnet]) from [<c0429078>] (usb_probe_interface+0xe4/0x1c4) [ 12.062683] [<c0429078>] (usb_probe_interface+0xe4/0x1c4) from [<c03a8770>] (really_probe+0x64/0x160) [ 12.062713] [<c03a8770>] (really_probe+0x64/0x160) from [<c03a8a30>] (driver_probe_device+0x48/0x60) [ 12.062744] [<c03a8a30>] (driver_probe_device+0x48/0x60) from [<c03a8ad4>] (__driver_attach+0x8c/0x90) [ 12.062744] [<c03a8ad4>] (__driver_attach+0x8c/0x90) from [<c03a7b24>] (bus_for_each_dev+0x50/0x7c) [ 12.062774] [<c03a7b24>] (bus_for_each_dev+0x50/0x7c) from [<c03a82ec>] (bus_add_driver+0x190/0x250) [ 12.062805] [<c03a82ec>] (bus_add_driver+0x190/0x250) from [<c03a8cf8>] (driver_register+0x78/0x13c) [ 12.062835] [<c03a8cf8>] (driver_register+0x78/0x13c) from [<c0428040>] (usb_register_driver+0x78/0x13c) [ 12.062866] [<c0428040>] (usb_register_driver+0x78/0x13c) from [<c005b680>] (do_one_initcall+0x34/0x188) [ 12.062896] [<c005b680>] (do_one_initcall+0x34/0x188) from [<c00e11f0>] (sys_init_module+0xb0/0x1c0) [ 12.062927] [<c00e11f0>] (sys_init_module+0xb0/0x1c0) from [<c0065c40>] (ret_fast_syscall+0x0/0x30) [ 12.062957] ---[ end trace 87c6dd924fe88acc ]--- [ 12.259918] smsc95xx 1-2.1:1.0: usb0: register 'smsc95xx' at usb-ehci-omap.0-2.1, smsc95xx USB 2.0 Ethernet, 1e:dd:42:32:45:a3 [ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/725252 Title: beagle Xm : dma-debug check-for-stack -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
