Date: Tue, 21 Sep 2004 13:09:25 +0200 From: Lutz Bichler <Lutz.Bichler@unibw-muenchen.de> To: "M. Warner Losh" <imp@bsdimp.com> Cc: current@freebsd.org Subject: Re: Detaching USB stick crashes BETA4/BETA5 Message-ID: <200409211309.25428.Lutz.Bichler@unibw-muenchen.de> In-Reply-To: <20040920.225931.29867687.imp@bsdimp.com> References: <200409200959.48269.Lutz.Bichler@unibw-muenchen.de> <20040920.225931.29867687.imp@bsdimp.com>
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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
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