* Kernel oops with current hg (ir-sysfs.c ?)
@ 2010-05-24 15:26 Martin Dauskardt
2010-06-07 16:33 ` Helmut Auer
0 siblings, 1 reply; 3+ messages in thread
From: Martin Dauskardt @ 2010-05-24 15:26 UTC (permalink / raw)
To: linux-media
I guess it is a similar problem like the one that was solved a few months ago with this patch:
http://article.gmane.org/gmane.linux.drivers.video-input-infrastructure/14232
I compiled the current v4l-dvb hg against the 2.6.32 Ubuntu 10.04 kernel
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.629408] DVB: registering new adapter (TT-Budget C-1501 PCI)
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.646949] tda9887 3-0043: i2c i/o error: rc == -5 (should be 4)
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.649823] tda9887 3-0043: i2c i/o error: rc == -5 (should be 4)
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.666028] adapter has MAC addr = 00:d0:5c:c6:5a:11
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692518] Registered IR keymap rc-tt-1500
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692545] BUG: unable to handle kernel NULL pointer dereference at (null)
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692554] IP: [<f825bd7e>] ir_register_class+0x3e/0x190 [ir_core]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692566] *pde = 00000000
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692571] Oops: 0000 [#1] SMP
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692575] last sysfs file: /sys/module/ir_core/initstate
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692580] Modules linked in: rc_tt_1500 tda10021 snd_hda_codec_realtek tuner_simple tuner_types tda9887 tda8290 tuner msp3400 snd_hda_intel$
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692659]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692663] Pid: 375, comm: modprobe Not tainted (2.6.32-22-generic #33-Ubuntu) M56S-S3
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692669] EIP: 0060:[<f825bd7e>] EFLAGS: 00010246 CPU: 0
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692677] EIP is at ir_register_class+0x3e/0x190 [ir_core]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692681] EAX: 00000000 EBX: f6375000 ECX: 00000000 EDX: 00000100
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692686] ESI: f4fa6000 EDI: 00000000 EBP: f61d5d78 ESP: f61d5d4c
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692691] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692697] Process modprobe (pid: 375, ti=f61d4000 task=f61b6680 task.ti=f61d4000)
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692704] Stack:
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692707] 00000246 f825ba47 c24054e0 f825ba47 001d5d64 00000128 f4fa6000 0000003f
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692717] <0> faee9068 00000027 f4fa6000 f61d5db0 f825bb7c 0000009f 00000000 f8ce32ef
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692728] <0> c0588f82 f825cc11 00000296 f637513c f6375120 f6375000 f6827000 f4fa6000
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692741] Call Trace:
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692750] [<f825ba47>] ? __ir_input_register+0x167/0x350 [ir_core]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692759] [<f825ba47>] ? __ir_input_register+0x167/0x350 [ir_core]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692769] [<f825bb7c>] ? __ir_input_register+0x29c/0x350 [ir_core]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692779] [<c0588f82>] ? printk+0x1d/0x23
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692789] [<f8ce1153>] ? budget_ci_attach+0x193/0xd80 [budget_ci]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692800] [<f81ffeac>] ? saa7146_init_one+0x7dc/0x860 [saa7146]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692811] [<c01078d0>] ? dma_generic_alloc_coherent+0x0/0xc0
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692821] [<c0363883>] ? local_pci_probe+0x13/0x20
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692827] [<c0364688>] ? pci_device_probe+0x68/0x90
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692835] [<c03e688d>] ? really_probe+0x4d/0x140
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692843] [<c03ed19e>] ? pm_runtime_barrier+0x4e/0xc0
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692850] [<c03e69bc>] ? driver_probe_device+0x3c/0x60
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692857] [<c03e6a61>] ? __driver_attach+0x81/0x90
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692864] [<c03e5ea3>] ? bus_for_each_dev+0x53/0x80
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692871] [<c03e675e>] ? driver_attach+0x1e/0x20
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692877] [<c03e69e0>] ? __driver_attach+0x0/0x90
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692884] [<c03e6125>] ? bus_add_driver+0xd5/0x280
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692890] [<c03645c0>] ? pci_device_remove+0x0/0x40
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692897] [<c03e6d5a>] ? driver_register+0x6a/0x130
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692903] [<c03648c5>] ? __pci_register_driver+0x45/0xb0
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692913] [<f81fed63>] ? saa7146_register_extension+0x53/0x90 [saa7146]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692923] [<f8ce700d>] ? budget_ci_init+0xd/0xf [budget_ci]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692929] [<c0101131>] ? do_one_initcall+0x31/0x190
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692937] [<f8ce7000>] ? budget_ci_init+0x0/0xf [budget_ci]
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692945] [<c0182340>] ? sys_init_module+0xb0/0x210
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692951] [<c01033ec>] ? syscall_call+0x7/0xb
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692956] Code: 00 89 c6 8d 80 a0 07 00 00 e8 bf a7 18 c8 ba 00 01 00 00 89 c3 b8 0c d4 25 f8 e8 6e ec 0e c8 89 c7 85 ff 78 6f 8b 83 44 01 $
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693003] EIP: [<f825bd7e>] ir_register_class+0x3e/0x190 [ir_core] SS:ESP 0068:f61d5d4c
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693015] CR2: 0000000000000000
May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693020] ---[ end trace 2c915ef882a2f862 ]---
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Kernel oops with current hg (ir-sysfs.c ?)
2010-05-24 15:26 Kernel oops with current hg (ir-sysfs.c ?) Martin Dauskardt
@ 2010-06-07 16:33 ` Helmut Auer
2010-06-09 2:35 ` Mauro Carvalho Chehab
0 siblings, 1 reply; 3+ messages in thread
From: Helmut Auer @ 2010-06-07 16:33 UTC (permalink / raw)
To: linux-media
Am 24.05.2010 17:26, schrieb Martin Dauskardt:
> I guess it is a similar problem like the one that was solved a few months ago with this patch:
> http://article.gmane.org/gmane.linux.drivers.video-input-infrastructure/14232
>
> I compiled the current v4l-dvb hg against the 2.6.32 Ubuntu 10.04 kernel
>
>
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.629408] DVB: registering new adapter (TT-Budget C-1501 PCI)
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.646949] tda9887 3-0043: i2c i/o error: rc == -5 (should be 4)
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.649823] tda9887 3-0043: i2c i/o error: rc == -5 (should be 4)
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.666028] adapter has MAC addr = 00:d0:5c:c6:5a:11
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692518] Registered IR keymap rc-tt-1500
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692545] BUG: unable to handle kernel NULL pointer dereference at (null)
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692554] IP: [<f825bd7e>] ir_register_class+0x3e/0x190 [ir_core]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692566] *pde = 00000000
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692571] Oops: 0000 [#1] SMP
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692575] last sysfs file: /sys/module/ir_core/initstate
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692580] Modules linked in: rc_tt_1500 tda10021 snd_hda_codec_realtek tuner_simple tuner_types tda9887 tda8290 tuner msp3400 snd_hda_intel$
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692659]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692663] Pid: 375, comm: modprobe Not tainted (2.6.32-22-generic #33-Ubuntu) M56S-S3
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692669] EIP: 0060:[<f825bd7e>] EFLAGS: 00010246 CPU: 0
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692677] EIP is at ir_register_class+0x3e/0x190 [ir_core]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692681] EAX: 00000000 EBX: f6375000 ECX: 00000000 EDX: 00000100
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692686] ESI: f4fa6000 EDI: 00000000 EBP: f61d5d78 ESP: f61d5d4c
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692691] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692697] Process modprobe (pid: 375, ti=f61d4000 task=f61b6680 task.ti=f61d4000)
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692704] Stack:
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692707] 00000246 f825ba47 c24054e0 f825ba47 001d5d64 00000128 f4fa6000 0000003f
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692717] <0> faee9068 00000027 f4fa6000 f61d5db0 f825bb7c 0000009f 00000000 f8ce32ef
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692728] <0> c0588f82 f825cc11 00000296 f637513c f6375120 f6375000 f6827000 f4fa6000
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692741] Call Trace:
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692750] [<f825ba47>] ? __ir_input_register+0x167/0x350 [ir_core]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692759] [<f825ba47>] ? __ir_input_register+0x167/0x350 [ir_core]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692769] [<f825bb7c>] ? __ir_input_register+0x29c/0x350 [ir_core]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692779] [<c0588f82>] ? printk+0x1d/0x23
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692789] [<f8ce1153>] ? budget_ci_attach+0x193/0xd80 [budget_ci]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692800] [<f81ffeac>] ? saa7146_init_one+0x7dc/0x860 [saa7146]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692811] [<c01078d0>] ? dma_generic_alloc_coherent+0x0/0xc0
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692821] [<c0363883>] ? local_pci_probe+0x13/0x20
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692827] [<c0364688>] ? pci_device_probe+0x68/0x90
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692835] [<c03e688d>] ? really_probe+0x4d/0x140
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692843] [<c03ed19e>] ? pm_runtime_barrier+0x4e/0xc0
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692850] [<c03e69bc>] ? driver_probe_device+0x3c/0x60
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692857] [<c03e6a61>] ? __driver_attach+0x81/0x90
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692864] [<c03e5ea3>] ? bus_for_each_dev+0x53/0x80
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692871] [<c03e675e>] ? driver_attach+0x1e/0x20
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692877] [<c03e69e0>] ? __driver_attach+0x0/0x90
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692884] [<c03e6125>] ? bus_add_driver+0xd5/0x280
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692890] [<c03645c0>] ? pci_device_remove+0x0/0x40
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692897] [<c03e6d5a>] ? driver_register+0x6a/0x130
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692903] [<c03648c5>] ? __pci_register_driver+0x45/0xb0
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692913] [<f81fed63>] ? saa7146_register_extension+0x53/0x90 [saa7146]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692923] [<f8ce700d>] ? budget_ci_init+0xd/0xf [budget_ci]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692929] [<c0101131>] ? do_one_initcall+0x31/0x190
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692937] [<f8ce7000>] ? budget_ci_init+0x0/0xf [budget_ci]
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692945] [<c0182340>] ? sys_init_module+0xb0/0x210
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692951] [<c01033ec>] ? syscall_call+0x7/0xb
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692956] Code: 00 89 c6 8d 80 a0 07 00 00 e8 bf a7 18 c8 ba 00 01 00 00 89 c3 b8 0c d4 25 f8 e8 6e ec 0e c8 89 c7 85 ff 78 6f 8b 83 44 01 $
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693003] EIP: [<f825bd7e>] ir_register_class+0x3e/0x190 [ir_core] SS:ESP 0068:f61d5d4c
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693015] CR2: 0000000000000000
> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693020] ---[ end trace 2c915ef882a2f862 ]---
> --I can confirm this. Loading budget_ci from current v4l-dvb hg with kernel 2.6.34 causes kernel oops:
Jun 07 12:49:05 [kernel] budget_ci dvb 0000:01:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
Jun 07 12:49:05 [kernel] IRQ 19/: IRQF_DISABLED is not guaranteed on shared IRQs
Jun 07 12:49:05 [kernel] saa7146: found saa7146 @ mem f949ac00 (revision 1, irq 19) (0x13c2,0x1010).
Jun 07 12:49:05 [kernel] saa7146 (0): dma buffer size 192512
Jun 07 12:49:05 [kernel] DVB: registering new adapter (TT-Budget-C-CI PCI)
Jun 07 12:49:05 [kernel] IR NEC protocol handler initialized
Jun 07 12:49:05 [kernel] IR RC5(x) protocol handler initialized
Jun 07 12:49:05 [kernel] IR RC6 protocol handler initialized
Jun 07 12:49:05 [kernel] IR JVC protocol handler initialized
Jun 07 12:49:05 [kernel] IR Sony protocol handler initialized
Jun 07 12:49:05 [kernel] Registered IR keymap rc-tt-1500
Jun 07 12:49:05 [kernel] BUG: unable to handle kernel NULL pointer dereference at (null)
Jun 07 12:49:05 [kernel] IP: [<f9435cc0>] ir_register_class+0x3f/0x123 [ir_core]
Jun 07 12:49:05 [kernel] *pdpt = 0000000036cb9001 *pde = 0000000000000000
Jun 07 12:49:05 [kernel] Modules linked in: rc_tt_1500 ir_sony_decoder ir_jvc_decoder
ir_rc6_decoder ir_rc5_decoder ir_nec_decoder budget_ci(+) budget_core dvb_core saa7146
ttpci_eeprom ir_core i2c_core snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_pcm
snd_timer snd_page_alloc
Jun 07 12:49:05 [kernel] Pid: 1877, comm: modprobe Not tainted 2.6.34-gentoo #1 IPM31/To Be
Filled By O.E.M.
Jun 07 12:49:05 [kernel] EIP: 0060:[<f9435cc0>] EFLAGS: 00010246 CPU: 0
Jun 07 12:49:05 [kernel] EIP is at ir_register_class+0x3f/0x123 [ir_core]
Jun 07 12:49:05 [kernel] EAX: f9436a44 EBX: fffffff4 ECX: 00000000 EDX: 00000000
Jun 07 12:49:05 [kernel] ESI: f6da6200 EDI: f6fd1000 EBP: f6bf5dbc ESP: f6bf5dac
Jun 07 12:49:05 [kernel] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Jun 07 12:49:05 [kernel] 00000000 fffffff4 f6da6200 00000000 f6bf5de8 f9435572 f9636048 f6fd1000
Jun 07 12:49:05 [kernel] <0> f6da62c4 f6fd1784 f6da62e0 00000282 f651f5d0 f6fd1000 f651f588 f6bf5e24
Jun 07 12:49:05 [kernel] <0> f9491e04 f9492ee7 f6bf5e04 f6bf5e98 f651f000 f9449110 00000000 f9636048
Jun 07 12:49:05 [kernel] [<f9435572>] ? __ir_input_register+0x220/0x3aa [ir_core]
Jun 07 12:49:05 [kernel] [<f9491e04>] ? 0xf9491e04
Jun 07 12:49:05 [kernel] [<f9448312>] ? saa7146_pgtable_free+0x57f/0x795 [saa7146]
Jun 07 12:49:05 [kernel] [<c10c110a>] ? sysfs_addrm_finish+0x15/0xa3
Jun 07 12:49:05 [kernel] [<c10c0b33>] ? sysfs_add_one+0x12/0x7a
Jun 07 12:49:05 [kernel] [<c12b232b>] ? pci_match_device+0xa4/0xac
Jun 07 12:49:05 [kernel] [<c12b21f4>] ? local_pci_probe+0xe/0x10
Jun 07 12:49:05 [kernel] [<c12b2bf5>] ? pci_device_probe+0x43/0x66
Jun 07 12:49:05 [kernel] [<c132471e>] ? driver_probe_device+0x79/0x105
Jun 07 12:49:05 [kernel] [<c13247ed>] ? __driver_attach+0x43/0x5f
Jun 07 12:49:05 [kernel] [<c132413d>] ? bus_for_each_dev+0x3d/0x67
Jun 07 12:49:05 [kernel] [<c13245f7>] ? driver_attach+0x14/0x16
Jun 07 12:49:05 [kernel] [<c13247aa>] ? __driver_attach+0x0/0x5f
Jun 07 12:49:05 [kernel] [<c1323bb7>] ? bus_add_driver+0xa2/0x1d4
Jun 07 12:49:05 [kernel] [<c1324a33>] ? driver_register+0x8b/0xeb
Jun 07 12:49:05 [kernel] [<c12b2dc8>] ? __pci_register_driver+0x38/0x91
Jun 07 12:49:05 [kernel] [<f9497000>] ? init_module+0x0/0xf [budget_ci]
Jun 07 12:49:05 [kernel] [<f9447bb9>] ? saa7146_register_extension+0x68/0x242 [saa7146]
Jun 07 12:49:05 [kernel] [<f949700d>] ? init_module+0xd/0xf [budget_ci]
Jun 07 12:49:05 [kernel] [<c1001139>] ? do_one_initcall+0x4c/0x131
Jun 07 12:49:05 [kernel] [<c104b5ae>] ? sys_init_module+0xa7/0x1db
Jun 07 12:49:05 [kernel] [<c1002810>] ? sysenter_do_call+0x12/0x26
Jun 07 12:49:05 [kernel] ---[ end trace 100a66f59725996d ]---
It looks to me that v4l-dvb is not really maintained anymore :(
Helmut Auer, helmut@helmutauer.de
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Kernel oops with current hg (ir-sysfs.c ?)
2010-06-07 16:33 ` Helmut Auer
@ 2010-06-09 2:35 ` Mauro Carvalho Chehab
0 siblings, 0 replies; 3+ messages in thread
From: Mauro Carvalho Chehab @ 2010-06-09 2:35 UTC (permalink / raw)
To: Helmut Auer; +Cc: linux-media
Em 07-06-2010 13:33, Helmut Auer escreveu:
> Am 24.05.2010 17:26, schrieb Martin Dauskardt:
>> I guess it is a similar problem like the one that was solved a few months ago with this patch:
>> http://article.gmane.org/gmane.linux.drivers.video-input-infrastructure/14232
>>
>> I compiled the current v4l-dvb hg against the 2.6.32 Ubuntu 10.04 kernel
>>
>>
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.629408] DVB: registering new adapter (TT-Budget C-1501 PCI)
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.646949] tda9887 3-0043: i2c i/o error: rc == -5 (should be 4)
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.649823] tda9887 3-0043: i2c i/o error: rc == -5 (should be 4)
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.666028] adapter has MAC addr = 00:d0:5c:c6:5a:11
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692518] Registered IR keymap rc-tt-1500
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692545] BUG: unable to handle kernel NULL pointer dereference at (null)
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692554] IP: [<f825bd7e>] ir_register_class+0x3e/0x190 [ir_core]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692566] *pde = 00000000
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692571] Oops: 0000 [#1] SMP
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692575] last sysfs file: /sys/module/ir_core/initstate
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692580] Modules linked in: rc_tt_1500 tda10021 snd_hda_codec_realtek tuner_simple tuner_types tda9887 tda8290 tuner msp3400 snd_hda_intel$
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692659]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692663] Pid: 375, comm: modprobe Not tainted (2.6.32-22-generic #33-Ubuntu) M56S-S3
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692669] EIP: 0060:[<f825bd7e>] EFLAGS: 00010246 CPU: 0
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692677] EIP is at ir_register_class+0x3e/0x190 [ir_core]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692681] EAX: 00000000 EBX: f6375000 ECX: 00000000 EDX: 00000100
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692686] ESI: f4fa6000 EDI: 00000000 EBP: f61d5d78 ESP: f61d5d4c
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692691] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692697] Process modprobe (pid: 375, ti=f61d4000 task=f61b6680 task.ti=f61d4000)
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692704] Stack:
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692707] 00000246 f825ba47 c24054e0 f825ba47 001d5d64 00000128 f4fa6000 0000003f
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692717] <0> faee9068 00000027 f4fa6000 f61d5db0 f825bb7c 0000009f 00000000 f8ce32ef
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692728] <0> c0588f82 f825cc11 00000296 f637513c f6375120 f6375000 f6827000 f4fa6000
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692741] Call Trace:
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692750] [<f825ba47>] ? __ir_input_register+0x167/0x350 [ir_core]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692759] [<f825ba47>] ? __ir_input_register+0x167/0x350 [ir_core]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692769] [<f825bb7c>] ? __ir_input_register+0x29c/0x350 [ir_core]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692779] [<c0588f82>] ? printk+0x1d/0x23
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692789] [<f8ce1153>] ? budget_ci_attach+0x193/0xd80 [budget_ci]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692800] [<f81ffeac>] ? saa7146_init_one+0x7dc/0x860 [saa7146]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692811] [<c01078d0>] ? dma_generic_alloc_coherent+0x0/0xc0
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692821] [<c0363883>] ? local_pci_probe+0x13/0x20
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692827] [<c0364688>] ? pci_device_probe+0x68/0x90
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692835] [<c03e688d>] ? really_probe+0x4d/0x140
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692843] [<c03ed19e>] ? pm_runtime_barrier+0x4e/0xc0
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692850] [<c03e69bc>] ? driver_probe_device+0x3c/0x60
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692857] [<c03e6a61>] ? __driver_attach+0x81/0x90
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692864] [<c03e5ea3>] ? bus_for_each_dev+0x53/0x80
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692871] [<c03e675e>] ? driver_attach+0x1e/0x20
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692877] [<c03e69e0>] ? __driver_attach+0x0/0x90
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692884] [<c03e6125>] ? bus_add_driver+0xd5/0x280
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692890] [<c03645c0>] ? pci_device_remove+0x0/0x40
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692897] [<c03e6d5a>] ? driver_register+0x6a/0x130
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692903] [<c03648c5>] ? __pci_register_driver+0x45/0xb0
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692913] [<f81fed63>] ? saa7146_register_extension+0x53/0x90 [saa7146]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692923] [<f8ce700d>] ? budget_ci_init+0xd/0xf [budget_ci]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692929] [<c0101131>] ? do_one_initcall+0x31/0x190
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692937] [<f8ce7000>] ? budget_ci_init+0x0/0xf [budget_ci]
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692945] [<c0182340>] ? sys_init_module+0xb0/0x210
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692951] [<c01033ec>] ? syscall_call+0x7/0xb
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.692956] Code: 00 89 c6 8d 80 a0 07 00 00 e8 bf a7 18 c8 ba 00 01 00 00 89 c3 b8 0c d4 25 f8 e8 6e ec 0e c8 89 c7 85 ff 78 6f 8b 83 44 01 $
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693003] EIP: [<f825bd7e>] ir_register_class+0x3e/0x190 [ir_core] SS:ESP 0068:f61d5d4c
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693015] CR2: 0000000000000000
>> May 24 13:30:22 ubuntuvdr1 kernel: [ 5.693020] ---[ end trace 2c915ef882a2f862 ]---
>> --I can confirm this. Loading budget_ci from current v4l-dvb hg with kernel 2.6.34 causes kernel oops:
As I've answered at the other thread, there's a fix that will likely solve this bug, already merged upstream.
The patch is available at:
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=84b14f181a36eea6591779156ef356f8d198bbfd
>
> It looks to me that v4l-dvb is not really maintained anymore :(
It is maintained, but Douglas had a 2-weeks trip abroad and couldn't find time to backport
the patches during the trip. He is currently working to re-sync the backport tree with the
upstream one.
Cheers,
Mauro.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2010-06-09 2:35 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-05-24 15:26 Kernel oops with current hg (ir-sysfs.c ?) Martin Dauskardt
2010-06-07 16:33 ` Helmut Auer
2010-06-09 2:35 ` Mauro Carvalho Chehab
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox