Hello kvm-devs, I've tried to get an external usb SmartLink modem running in a guest. The passthrough of the usb-device went fine. But on driver load the guest crashes with the following trace. Is there any chance to get this fixed?
Thanks NicoP. Dec 5 17:38:40 szpn0006 kernel: [ 28.220275] eth0: no IPv6 routers present Dec 5 17:40:31 szpn0006 kernel: [ 139.310449] slamr: SmartLink AMRMO modem. Dec 5 17:41:35 szpn0006 kernel: [ 203.030246] slamr: SmartLink AMRMO modem. Dec 5 17:42:14 szpn0006 kernel: [ 242.090406] slamr: SmartLink AMRMO modem. Dec 5 17:42:14 szpn0006 kernel: [ 242.090493] ------------[ cut here ]------------ Dec 5 17:42:14 szpn0006 kernel: [ 242.090496] WARNING: at lib/kref.c:43 kref_get+0x17/0x1c() Dec 5 17:42:14 szpn0006 kernel: [ 242.090503] Modules linked in: slamr(P+) ungrab_winmodem ipv6 loop snd_pcm snd_timer snd soundcore snd_page_alloc virtio_net virtio_balloon serio_raw pcspkr psmouse button i2c_piix4 slusb i2c_core evdev ext3 jbd mbcache dm_mirror dm_log dm_snapshot dm_mod ide_cd_mod cdrom ide_disk ata_generic libata scsi_mod dock floppy virtio_pci uhci_hcd usbcore piix ide_pci_generic ide_core thermal processor fan thermal_sys [last unloaded: slamr] Dec 5 17:42:14 szpn0006 kernel: [ 242.090723] Pid: 2483, comm: modprobe Tainted: P 2.6.26-1-686 #1 Dec 5 17:42:14 szpn0006 kernel: [ 242.090729] [<c012256f>] warn_on_slowpath +0x40/0x66 Dec 5 17:42:14 szpn0006 kernel: [ 242.090757] [<c011b679>] try_to_wake_up +0xe8/0xf1 Dec 5 17:42:14 szpn0006 kernel: [ 242.090769] [<c011845d>] __wake_up_common +0x2e/0x58 Dec 5 17:42:14 szpn0006 kernel: [ 242.090778] [<c0183f9a>] iput+0x48/0x4a Dec 5 17:42:14 szpn0006 kernel: [ 242.090792] [<c01ad68f>] sysfs_addrm_finish+0x123/0x191 Dec 5 17:42:14 szpn0006 kernel: [ 242.090804] [<c01ad71e>] remove_dir +0x21/0x27 Dec 5 17:42:14 szpn0006 kernel: [ 242.090810] [<c01ad77e>] sysfs_remove_dir +0x5a/0x60 Dec 5 17:42:14 szpn0006 kernel: [ 242.090815] [<c01de4d3>] kref_get +0x17/0x1c Dec 5 17:42:14 szpn0006 kernel: [ 242.090819] [<c01ddac4>] kobject_get +0xf/0x13 Dec 5 17:42:14 szpn0006 kernel: [ 242.090823] [<c0238ae3>] get_device +0xe/0x14 Dec 5 17:42:14 szpn0006 kernel: [ 242.090836] [<c0239fb6>] bus_find_device +0x3f/0x61 Dec 5 17:42:14 szpn0006 kernel: [ 242.090843] [<c01e6186>] no_pci_devices +0x14/0x26 Dec 5 17:42:14 szpn0006 kernel: [ 242.090852] [<c01e58d8>] find_anything +0x0/0x6 Dec 5 17:42:14 szpn0006 kernel: [ 242.090857] [<c01e8870>] pci_get_subsys +0xf/0x56 Dec 5 17:42:14 szpn0006 kernel: [ 242.090863] [<c01e8946>] pci_find_device +0xc/0x19 Dec 5 17:42:14 szpn0006 kernel: [ 242.090867] [<d08d2059>] amrmo_init +0x59/0xd8 [slamr] Dec 5 17:42:14 szpn0006 kernel: [ 242.090966] [<c013f67b>] sys_init_module +0x186c/0x19dc Dec 5 17:42:14 szpn0006 kernel: [ 242.090990] [<c0166415>] vma_link +0xa3/0xbd Dec 5 17:42:14 szpn0006 kernel: [ 242.091002] [<c01e502b>] pci_bus_read_config_byte+0x0/0x58 Dec 5 17:42:14 szpn0006 kernel: [ 242.091016] [<c01038ce>] syscall_call +0x7/0xb Dec 5 17:42:14 szpn0006 kernel: [ 242.091034] ======================= Dec 5 17:42:14 szpn0006 kernel: [ 242.091037] ---[ end trace 29c2af831f069728 ]--- Dec 5 17:42:14 szpn0006 kernel: [ 242.091078] BUG: unable to handle kernel paging request at 4255536f Dec 5 17:42:14 szpn0006 kernel: [ 242.092666] IP: [<c02ac666>] klist_del +0x9/0x31 Dec 5 17:42:14 szpn0006 kernel: [ 242.093617] *pde = 00000000 Dec 5 17:42:14 szpn0006 kernel: [ 242.093621] Oops: 0000 [#1] SMP Dec 5 17:42:14 szpn0006 kernel: [ 242.094610] Modules linked in: slamr(P+) ungrab_winmodem ipv6 loop snd_pcm snd_timer snd soundcore snd_page_alloc virtio_net virtio_balloon serio_raw pcspkr psmouse button i2c_piix4 slusb i2c_core evdev ext3 jbd mbcache dm_mirror dm_log dm_snapshot dm_mod ide_cd_mod cdrom ide_disk ata_generic libata scsi_mod dock floppy virtio_pci uhci_hcd usbcore piix ide_pci_generic ide_core thermal processor fan thermal_sys [last unloaded: slamr] Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] Pid: 2483, comm: modprobe Tainted: P W (2.6.26-1-686 #1) Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] EIP: 0060:[<c02ac666>] EFLAGS: 00010286 CPU: 0 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] EIP is at klist_del+0x9/0x31 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] EAX: 4255535f EBX: 4255535f ECX: cf540c4c EDX: cf540c4c Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] ESI: c0359ee0 EDI: cf540ca0 EBP: c01e58d8 ESP: ce767e1c Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] Process modprobe (pid: 2483, ti=ce766000 task=cf50d2c0 task.ti=ce766000) Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] Stack: ce767e34 c0359ee0 00000000 c02ac69d cf540c4c c0239fce cf467f7c cf467f80 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] cf540ca0 cf540400 ffffffff ffffffff ffffffff c01e6186 c01e58d8 cf540400 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] c01e8870 cf540400 cf58ca00 d0b36c20 d0b36c20 c01e8946 ffffffff cf540400 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] Call Trace: Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c02ac69d>] klist_iter_exit +0xf/0x18 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c0239fce>] bus_find_device +0x57/0x61 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c01e6186>] no_pci_devices +0x14/0x26 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c01e58d8>] find_anything +0x0/0x6 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c01e8870>] pci_get_subsys +0xf/0x56 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c01e8946>] pci_find_device +0xc/0x19 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<d08d2059>] amrmo_init +0x59/0xd8 [slamr] Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c013f67b>] sys_init_module +0x186c/0x19dc Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c0166415>] vma_link +0xa3/0xbd Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c01e502b>] pci_bus_read_config_byte+0x0/0x58 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] [<c01038ce>] syscall_call +0x7/0xb Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] ======================= Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] Code: f3 ff 8b 04 24 89 46 08 8b 06 90 fe 00 85 ed 74 08 85 ff 74 04 89 f8 ff d5 8b 04 24 5a 5b 5e 5f 5d c3 57 89 c7 56 53 8b 18 89 d8 <8b> 73 10 e8 98 cc 00 00 89 f8 e8 70 ff ff ff 85 c0 b8 00 00 00 Dec 5 17:42:14 szpn0006 kernel: [ 242.096605] EIP: [<c02ac666>] klist_del +0x9/0x31 SS:ESP 0068:ce767e1c Dec 5 17:42:14 szpn0006 kernel: [ 242.146312] ---[ end trace 29c2af831f069728 ]--- -- To unsubscribe from 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