Re: pctv452e oops without HTML

Re: pctv452e oops without HTML

[Wolfgang Rohdewald]

[-- Attachment #1: Type: text/plain, Size: 379 bytes --]

since kernel 4.9 I cannot use my four dvb-s2 USB receivers anymore, so
I am stuck with 4.8.x

Now I tried again with an unmodified kernel 4.13.12. After some time, 
I get 3 oopses (remember - I have 4 devices). The call trace is always
the same.


attached:

tasks.txt showing the timing of the oopses
oops.txt with one of them


-- 
mit freundlichen Grüssen

Wolfgang Rohdewald

[-- Attachment #2: oops.txt --]
[-- Type: text/plain, Size: 5423 bytes --]

Nov  8 13:05:51 s5 kernel: [   81.588568] WARNING: CPU: 1 PID: 2331 at module_put.part.33+0xb8/0xd0
Nov  8 13:05:51 s5 kernel: [   81.588569] Modules linked in: snd_hda_codec_hdmi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec snd_hwdep aesni_intel snd_hda_core rc_tt_1500 aes_x86_64 crypto_simd stb6100 cryptd glue_helper lnbp22 snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi joydev snd_seq sg ftdi_sio usbserial dvb_usb_pctv452e(-) lpc_ich snd_timer ttpci_eeprom dvb_usb dvb_core snd_seq_device rc_core snd mei_me soundcore mei shpchp tpm_tis tpm_tis_core nfsd auth_rpcgss nfs_acl lockd grace stb0899 sunrpc ip_tables x_tables autofs4 usb_storage hid_generic hid_logitech_hidpp hid_logitech_dj usbhid hid sd_mod nouveau e1000e ahci wmi ptp libahci pps_core ttm video
Nov  8 13:05:51 s5 kernel: [   81.588602] CPU: 1 PID: 2331 Comm: rmmod Not tainted 4.13.12 #1
Nov  8 13:05:51 s5 kernel: [   81.588603] Hardware name:                  /DH87RL, BIOS RLH8710H.86A.0323.2013.1204.1726 12/04/2013
Nov  8 13:05:51 s5 kernel: [   81.588604] task: ffff8801eb6bbc00 task.stack: ffffc90008494000
Nov  8 13:05:51 s5 kernel: [   81.588606] RIP: 0010:module_put.part.33+0xb8/0xd0
Nov  8 13:05:51 s5 kernel: [   81.588606] RSP: 0018:ffffc90008497cc0 EFLAGS: 00010297
Nov  8 13:05:51 s5 kernel: [   81.588607] RAX: 0000000000000002 RBX: ffffffffa0267170 RCX: 00000000ffffffff
Nov  8 13:05:51 s5 kernel: [   81.588608] RDX: 0000000000000000 RSI: ffffffffa0267000 RDI: 0000000000000001
Nov  8 13:05:51 s5 kernel: [   81.588609] RBP: ffffc90008497cd8 R08: 0000000000000000 R09: 00000000000001b0
Nov  8 13:05:51 s5 kernel: [   81.588609] R10: ffffffff81c06a80 R11: ffffffff81f0f200 R12: ffffffffa026f280
Nov  8 13:05:51 s5 kernel: [   81.588610] R13: ffff880210367c00 R14: ffff880214cfd800 R15: ffff880214cfd898
Nov  8 13:05:51 s5 kernel: [   81.588611] FS:  00007f035f6b0740(0000) GS:ffff88021ec40000(0000) knlGS:0000000000000000
Nov  8 13:05:51 s5 kernel: [   81.588611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov  8 13:05:51 s5 kernel: [   81.588612] CR2: 00007f3577293018 CR3: 00000001b1d3c000 CR4: 00000000001406e0
Nov  8 13:05:51 s5 kernel: [   81.588613] Call Trace:
Nov  8 13:05:51 s5 kernel: [   81.588616]  ? _stb0899_read_reg+0x100/0x100 [stb0899]
Nov  8 13:05:51 s5 kernel: [   81.588617]  ? _stb0899_read_reg+0x100/0x100 [stb0899]
Nov  8 13:05:51 s5 kernel: [   81.588619]  symbol_put_addr+0x38/0x60
Nov  8 13:05:51 s5 kernel: [   81.588623]  dvb_frontend_put+0x42/0x60 [dvb_core]
Nov  8 13:05:51 s5 kernel: [   81.588625]  ? stb0899_sleep+0x50/0x50 [stb0899]
Nov  8 13:05:51 s5 kernel: [   81.588627]  dvb_frontend_detach+0x7c/0x90 [dvb_core]
Nov  8 13:05:51 s5 kernel: [   81.588629]  dvb_usb_adapter_frontend_exit+0x57/0x80 [dvb_usb]
Nov  8 13:05:51 s5 kernel: [   81.588631]  dvb_usb_exit+0x39/0xb0 [dvb_usb]
Nov  8 13:05:51 s5 kernel: [   81.588633]  dvb_usb_device_exit+0x3f/0x60 [dvb_usb]
Nov  8 13:05:51 s5 kernel: [   81.588634]  pctv452e_usb_disconnect+0x6f/0x80 [dvb_usb_pctv452e]
Nov  8 13:05:51 s5 kernel: [   81.588638]  usb_unbind_interface+0x72/0x280
Nov  8 13:05:51 s5 kernel: [   81.588640]  ? _raw_spin_unlock_irqrestore+0x24/0x40
Nov  8 13:05:51 s5 kernel: [   81.588643]  device_release_driver_internal+0x158/0x210
Nov  8 13:05:51 s5 kernel: [   81.588644]  driver_detach+0x3d/0x80
Nov  8 13:05:51 s5 kernel: [   81.588645]  bus_remove_driver+0x59/0xd0
Nov  8 13:05:51 s5 kernel: [   81.588646]  driver_unregister+0x2c/0x40
Nov  8 13:05:51 s5 kernel: [   81.588648]  usb_deregister+0x69/0xe0
Nov  8 13:05:51 s5 kernel: [   81.588649]  pctv452e_usb_driver_exit+0x10/0xec0 [dvb_usb_pctv452e]
Nov  8 13:05:51 s5 kernel: [   81.588651]  SyS_delete_module+0x17e/0x210
Nov  8 13:05:51 s5 kernel: [   81.588653]  entry_SYSCALL_64_fastpath+0x1e/0xa9
Nov  8 13:05:51 s5 kernel: [   81.588654] RIP: 0033:0x7f035f1eb257
Nov  8 13:05:51 s5 kernel: [   81.588654] RSP: 002b:00007ffeb80213a8 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
Nov  8 13:05:51 s5 kernel: [   81.588655] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f035f1eb257
Nov  8 13:05:51 s5 kernel: [   81.588656] RDX: 000000000000000a RSI: 0000000000000800 RDI: 000055f18baaf7f8
Nov  8 13:05:51 s5 kernel: [   81.588656] RBP: 000055f18baaf790 R08: 000000000000000a R09: 0000000000000000
Nov  8 13:05:51 s5 kernel: [   81.588657] R10: 00007f035f264240 R11: 0000000000000206 R12: 0000000000000003
Nov  8 13:05:51 s5 kernel: [   81.588657] R13: 00007ffeb8020390 R14: 000055f18baae260 R15: 000055f18baaf790
Nov  8 13:05:51 s5 kernel: [   81.588658] Code: 48 8b 03 48 8b 7b 08 48 83 c3 18 4c 89 ea 4c 89 e6 ff d0 48 8b 03 48 85 c0 75 e8 65 ff 0d 81 84 f1 7e 75 9a e8 45 e0 f0 ff eb 93 <0f> ff eb 86 e8 22 e0 f0 ff 5b 41 5c 41 5d 5d c3 89 c2 e9 54 ff 
Nov  8 13:05:51 s5 kernel: [   81.588677] ---[ end trace 63e8b9125c36dd89 ]---
Nov  8 13:05:51 s5 kernel: [   81.588928] dvb-usb: Technotrend TT Connect S2-3600 successfully deinitialized and disconnected.
Nov  8 13:05:51 s5 kernel: [   81.636514] dvb-usb: bulk message failed: -2 (11/0)
Nov  8 13:05:51 s5 kernel: [   81.636518] pctv452e: I2C error -2; AA 44  10 04 00 -> aa 44 31 07 10 04 00
Nov  8 13:05:51 s5 kernel: [   81.636522] dvb-usb: bulk message failed: -2 (10/0)
Nov  8 13:05:51 s5 kernel: [   81.636524] pctv452e: I2C error -2; AA 45  D0 03 00 -> aa 45 31 06 d0 03 00

[-- Attachment #3: tasks.txt --]
[-- Type: text/plain, Size: 1131 bytes --]

Nov  7 20:06:00 s5 kernel: [115383.674654] task: ffff88021492bc00 task.stack: ffffc9000db94000
Nov  7 20:06:01 s5 kernel: [115383.726668] task: ffff88021492bc00 task.stack: ffffc9000db94000
Nov  7 20:06:01 s5 kernel: [115383.726774] task: ffff88021492bc00 task.stack: ffffc9000db94000
Nov  7 20:15:48 s5 kernel: [   81.785461] task: ffff8801b93a8000 task.stack: ffffc90003fd8000
Nov  7 20:15:48 s5 kernel: [   81.829401] task: ffff8801b93a8000 task.stack: ffffc90003fd8000
Nov  7 20:15:48 s5 kernel: [   81.829494] task: ffff8801b93a8000 task.stack: ffffc90003fd8000
Nov  7 23:41:01 s5 kernel: [ 6428.520760] task: ffff880202455a00 task.stack: ffffc9000cc54000
Nov  7 23:41:01 s5 kernel: [ 6428.576760] task: ffff880202455a00 task.stack: ffffc9000cc54000
Nov  7 23:41:01 s5 kernel: [ 6428.576904] task: ffff880202455a00 task.stack: ffffc9000cc54000
Nov  8 13:05:51 s5 kernel: [   81.588604] task: ffff8801eb6bbc00 task.stack: ffffc90008494000
Nov  8 13:05:51 s5 kernel: [   81.636567] task: ffff8801eb6bbc00 task.stack: ffffc90008494000
Nov  8 13:05:51 s5 kernel: [   81.636667] task: ffff8801eb6bbc00 task.stack: ffffc90008494000

Re: pctv452e oops

[Wolfgang Rohdewald]

On Mi, 2017-11-08 at 14:28 +0100, Wolfgang Rohdewald wrote:
> since kernel 4.9 I cannot use my four dvb-s2 USB receivers anymore, so
> I am stuck with 4.8.x
> 
> Now I tried again with an unmodified kernel 4.13.12. After some time, 
> I get 3 oopses (remember - I have 4 devices). The call trace is always
> the same.
> 
> 
> attached:
> 
> tasks.txt showing the timing of the oopses
> oops.txt with one of them

after this happens, lsmod shows a negative reference count:

Module                  Size  Used by
stb0899                40960  -1

-- 
mit freundlichen Grüssen

Wolfgang Rohdewald