Date: Tue, 21 Sep 2004 20:22:18 -0400 From: "Alexandre \"Sunny\" Kovalenko" <Alex.Kovalenko@verizon.net> To: "M. Warner Losh" <imp@bsdimp.com> Cc: current@freebsd.org Subject: Re: Detaching USB stick crashes BETA4/BETA5 Message-ID: <1095812538.2535.36.camel@RabbitsDen> In-Reply-To: <200409211309.25428.Lutz.Bichler@unibw-muenchen.de> References: <200409200959.48269.Lutz.Bichler@unibw-muenchen.de> <20040920.225931.29867687.imp@bsdimp.com> <200409211309.25428.Lutz.Bichler@unibw-muenchen.de>
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On Tue, 2004-09-21 at 07:09, Lutz Bichler wrote: > On Tuesday 21 September 2004 06:59, you wrote: > > This may be my fault. Any chance you can give me a traceback? > > I would like to, but i cannot get a crash dump. Tried the kernel debugger > (option DDB) an got the following trace: > > db> trace > kobj_delete(c1e2ab80,c068c6a0,c1e28180,cc726c2c,c04862e2) at kobj_delete+0x14 > device_delete_child(c1ef6c80, c1e2ab80,c16v4200,c16c4200,0) at > device_delete_child+0xb1 > usb_disconnect_port(c1f21870,c1ef6c80,cc726c50,c1614bc0,c1ef6c80) at > usb_disconnect_port+0xd2 > uhub_detach(c1ef6c80,c1578874,c067dfc4,c1ef6c80,0) at uhub_detach+0x7e > device_detach(c1ef6c80,c1e2ab80,c1ef6b00,cc726ca8,c04862e2) at > device_detach+0x6a > device_delete_child(c15b4880,c1ef6c80,c15bda80,c15bda80,3) at > device_delete_child+0x3f > usb_disconnect_port(c15b4430,c15b4880,10,c04dca9c,c15ca210) at > usb_disconnect_port+0xd2 > uhub_explore(c15b8900,c15d3140,cc726d10,c0482e48,c15d3140) at > uhub_explore+0x1be > usb_discover(c15d3140,0,5c,c065d8d9,1770) at usb_discover+0x35 > usb_event:_thread(c15d3140,cc726d48,0,0,0) at usb_event_thread+0x88 > fork_exit(c0482dc0,c15d3140,cc726d48) at fork_exit+0x80 > fork_trampoline() at for_trampoline+0x8 > --- trap 0x1, eip = 0, esp = 0xcc726d7c, ebp = 0 --- > db> > > Regards > Lutz > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" I was able to get crash dump in the situation that looks similar to one above and posted my explorations to this list (see "Re: usb hub disconnect crashes 5.3-BETA4 hard"). If you think they are relevant or useful, let me know and I can resend it to you privately. I am running -current though. --- Alexandre "Sunny" Kovalenko.
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