On Tue, 31 Mar 2009 14:28:45 +0200 (CEST) Geert Uytterhoeven <Geert.Uytterhoeven@xxxxxxxxxxx> wrote: > When unplugging a Sony PlayTV USB DVB adaptor from a PS3, I get > > | kernel BUG at kernel/module.c:912! > > on 2.6.29-06608-g15f7176. > > Insert Sony PlayTV USB: > > Mar 31 13:41:57 ps3 kernel: [ 266.556878] usb 1-2.1: new high speed USB device using ps3-ehci-driver and address 6 > Mar 31 13:41:57 ps3 kernel: [ 266.649435] usb 1-2.1: New USB device found, idVendor=1415, idProduct=0003 > Mar 31 13:41:57 ps3 kernel: [ 266.649448] usb 1-2.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 > Mar 31 13:41:57 ps3 kernel: [ 266.649457] usb 1-2.1: Product: SCEH-0036 > Mar 31 13:41:57 ps3 kernel: [ 266.649464] usb 1-2.1: Manufacturer: SONY > Mar 31 13:41:57 ps3 kernel: [ 266.649475] usb 1-2.1: SerialNumber: ALR001GLZS > Mar 31 13:41:57 ps3 kernel: [ 266.649819] usb 1-2.1: configuration #1 chosen from 1 choice > Mar 31 13:41:58 ps3 kernel: [ 267.496197] dib0700: loaded with support for 9 different device-types > Mar 31 13:41:58 ps3 kernel: [ 267.497162] dvb-usb: found a 'Sony PlayTV' in cold state, will try to load a firmware > Mar 31 13:41:58 ps3 kernel: [ 267.497182] usb 1-2.1: firmware: requesting dvb-usb-dib0700-1.20.fw > Mar 31 13:41:58 ps3 kernel: [ 267.547717] dvb-usb: downloading firmware from file 'dvb-usb-dib0700-1.20.fw' > Mar 31 13:41:58 ps3 kernel: [ 267.760597] dib0700: firmware started successfully. > Mar 31 13:41:59 ps3 kernel: [ 268.264509] dvb-usb: found a 'Sony PlayTV' in warm state. > Mar 31 13:41:59 ps3 kernel: [ 268.264696] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. > Mar 31 13:41:59 ps3 kernel: [ 268.265293] DVB: registering new adapter (Sony PlayTV) > Mar 31 13:41:59 ps3 kernel: [ 268.502455] DVB: registering adapter 0 frontend 0 (DiBcom 7000PC)... > Mar 31 13:41:59 ps3 kernel: [ 268.685103] DiB0070: successfully identified > Mar 31 13:41:59 ps3 kernel: [ 268.685117] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. > Mar 31 13:41:59 ps3 kernel: [ 268.685539] DVB: registering new adapter (Sony PlayTV) > Mar 31 13:41:59 ps3 kernel: [ 268.842648] DVB: registering adapter 1 frontend 0 (DiBcom 7000PC)... > Mar 31 13:42:00 ps3 kernel: [ 269.029071] DiB0070: successfully identified > Mar 31 13:42:00 ps3 kernel: [ 269.029331] input: IR-receiver inside an USB DVB receiver as /class/input/input3 > Mar 31 13:42:00 ps3 kernel: [ 269.052670] dvb-usb: schedule remote query interval to 50 msecs. > Mar 31 13:42:00 ps3 kernel: [ 269.052685] dvb-usb: Sony PlayTV successfully initialized and connected. > Mar 31 13:42:00 ps3 kernel: [ 269.052917] usbcore: registered new interface driver dvb_usb_dib0700 > > Unplug Sony PlayTV USB: > > Mar 31 14:01:28 ps3 kernel: [ 1437.101593] usb 1-2.1: USB disconnect, address 6 > Mar 31 14:01:28 ps3 kernel: [ 1437.133461] ------------[ cut here ]------------ > Mar 31 14:01:28 ps3 kernel: [ 1437.137955] kernel BUG at kernel/module.c:912! > Mar 31 14:01:28 ps3 kernel: [ 1437.142408] Oops: Exception in kernel mode, sig: 5 [#1] > Mar 31 14:01:28 ps3 kernel: [ 1437.146533] SMP NR_CPUS=2 PS3 > Mar 31 14:01:28 ps3 kernel: [ 1437.150560] Modules linked in: dvb_usb_dib0700 dib7000p dib3000mc dvb_usb dvb_core dib7000m dibx000_common dib0070 i2c_core nfsd exportfs dm_crypt dm_mod sg ps3disk ps3rom ps3flash ps3stor_lib ps3vram joydev evdev > Mar 31 14:01:28 ps3 kernel: [ 1437.155317] NIP: c00000000008ae54 LR: c00000000008ae4c CTR: c00000000008ae20 > Mar 31 14:01:28 ps3 kernel: [ 1437.159706] REGS: c000000006987410 TRAP: 0700 Tainted: G W (2.6.29-06608-g15f7176) > Mar 31 14:01:28 ps3 kernel: [ 1437.164144] MSR: 8000000000028032 <EE,CE,IR,DR> CR: 44004042 XER: 20000000 > Mar 31 14:01:28 ps3 kernel: [ 1437.168636] TASK = c0000000069811c0[111] 'khubd' THREAD: c000000006984000 CPU: 0 > Mar 31 14:01:28 ps3 kernel: [ 1437.168853] GPR00: c0000000005777f8 c000000006987690 c000000000639b20 0000000000000000 > Mar 31 14:01:28 ps3 kernel: [ 1437.173362] GPR04: c0000000000d1504 d0000000029ced10 0000000000000000 c00000000065dc68 > Mar 31 14:01:28 ps3 kernel: [ 1437.177894] GPR08: 0000000000000000 c0000000005777f8 d0000000028092f8 c0000000005777f8 > Mar 31 14:01:28 ps3 kernel: [ 1437.182439] GPR12: d0000000029d53f0 c000000000664200 00000000000000e9 c000000006d71830 > Mar 31 14:01:28 ps3 kernel: [ 1437.186985] GPR16: 00000000000003e8 0000000000000000 c000000006de9400 c000000006d71830 > Mar 31 14:01:28 ps3 kernel: [ 1437.191559] GPR20: 0000000000000000 0000000000000000 c000000006cc6000 c000000006cc6000 > Mar 31 14:01:28 ps3 kernel: [ 1437.196120] GPR24: 0000000000000001 c000000006cc63a0 c000000006bf90e8 c00000000122c800 > Mar 31 14:01:28 ps3 kernel: [ 1437.200676] GPR28: 0000000000000001 c00000000312a000 d000000002b5c080 d0000000028092f8 > Mar 31 14:01:28 ps3 kernel: [ 1437.209542] NIP [c00000000008ae54] .symbol_put_addr+0x34/0x64 > Mar 31 14:01:28 ps3 kernel: [ 1437.214040] LR [c00000000008ae4c] .symbol_put_addr+0x2c/0x64 > Mar 31 14:01:28 ps3 kernel: [ 1437.218494] Call Trace: > Mar 31 14:01:28 ps3 kernel: [ 1437.222885] [c000000006987690] [0000000000000001] 0x1 (unreliable) > Mar 31 14:01:28 ps3 kernel: [ 1437.227447] [c000000006987710] [d0000000029ce2e0] .dvb_frontend_detach+0x80/0x10c [dvb_core] > Mar 31 14:01:28 ps3 kernel: [ 1437.232018] [c0000000069877a0] [d000000002b4f088] .dvb_usb_adapter_frontend_exit+0x30/0x4c [dvb_usb] > Mar 31 14:01:28 ps3 kernel: [ 1437.236598] [c000000006987820] [d000000002b4e4ec] .dvb_usb_exit+0x3c/0xf0 [dvb_usb] > Mar 31 14:01:28 ps3 kernel: [ 1437.241189] [c0000000069878c0] [d000000002b4e5ec] .dvb_usb_device_exit+0x4c/0x74 [dvb_usb] > Mar 31 14:01:28 ps3 kernel: [ 1437.245784] [c000000006987940] [c000000000279ca0] .usb_unbind_interface+0x7c/0x138 > Mar 31 14:01:28 ps3 kernel: [ 1437.250348] [c0000000069879e0] [c0000000002430e8] .__device_release_driver+0xb8/0x100 > Mar 31 14:01:28 ps3 kernel: [ 1437.254936] [c000000006987a70] [c00000000024325c] .device_release_driver+0x30/0x54 > Mar 31 14:01:28 ps3 kernel: [ 1437.259518] [c000000006987b00] [c0000000002423a4] .bus_remove_device+0xe4/0x124 > Mar 31 14:01:28 ps3 kernel: [ 1437.264104] [c000000006987b90] [c00000000023ff98] .device_del+0x178/0x1f8 > Mar 31 14:01:28 ps3 kernel: [ 1437.268631] [c000000006987c20] [c000000000276eb4] .usb_disable_device+0xb0/0x168 > Mar 31 14:01:28 ps3 kernel: [ 1437.273175] [c000000006987cc0] [c000000000271630] .usb_disconnect+0xc0/0x158 > Mar 31 14:01:28 ps3 kernel: [ 1437.277606] [c000000006987d70] [c00000000027260c] .hub_thread+0x538/0xf14 > Mar 31 14:01:28 ps3 kernel: [ 1437.281894] [c000000006987f00] [c00000000006c298] .kthread+0x78/0xc4 > Mar 31 14:01:28 ps3 kernel: [ 1437.286192] [c000000006987f90] [c0000000000209e8] .kernel_thread+0x54/0x70 > Mar 31 14:01:28 ps3 kernel: [ 1437.290510] Instruction dump: > Mar 31 14:01:28 ps3 kernel: [ 1437.294762] 7c0802a6 f8010010 7c7f1b78 f821ff81 4bfde4fd 60000000 2fa30000 409e0030 > Mar 31 14:01:28 ps3 kernel: [ 1437.299233] 7fe3fb78 4bffc3b9 2fa30000 409e000c <0fe00000> 48000000 38210080 e8010010 > Mar 31 14:01:28 ps3 kernel: [ 1437.304457] ---[ end trace d1da44b3213415b8 ]--- Is it a post-2.6.29 regression? 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