On 07/15/12 23:13, matthew green wrote: > Module Name: src > Committed By: mrg > Date: Sun Jul 15 21:13:31 UTC 2012 > > Modified Files: > src/sys/dev/usb: usb_subr.c usbdi.c usbdi.h usbdivar.h > > Log Message: > commit my workaround for PR 46648 for now, as the more involved > fix is not ready yet: > > move the clear endpoint stall async call into the task thread, > to avoid trying to call kmem_alloc() from a softint thread. > > XXX ideally moving callbacks into the task thread (or perhaps > a different high priority task thread) would be better than this > workaround, once that method is working.
I get this at boot now: panic: lockdebug_lookup: uninitialized lock (lock=0xffffffff80d3fe28, from=ffffffff806fd980) fatal breakpoint trap in supervisor mode trap type 1 code 0 rip ffffffff80212035 cs e030 rflags 246 cr2 0 ilevel 8 rsp ffffa00019f0d910 curlwp 0xffffa000013e2c00 pid 0 lid 26 lowest kstack 0xffffa00019f0a000 Stopped in pid 0.26 (system) at netbsd:breakpoint+0x5: leave breakpoint() at netbsd:breakpoint+0x5 vpanic() at netbsd:vpanic+0x1f2 printf_nolog() at netbsd:printf_nolog lockdebug_wantlock() at netbsd:lockdebug_wantlock+0x18f mutex_enter() at netbsd:mutex_enter+0x27b usb_rem_task() at netbsd:usb_rem_task+0x2b usbd_kill_pipe() at netbsd:usbd_kill_pipe+0x56 usbd_new_device() at netbsd:usbd_new_device+0x41b usb_doattach() at netbsd:usb_doattach+0xea config_interrupts_thread() at netbsd:config_interrupts_thread+0x30 Christoph
