Tvheadend

Jan 24 18:56:32 cardium tvheadend³¹⁸⁴: subscription: 003D: "scan" subscribing to mux, weight: 5, adapter: "ST STV0299 DVB-S : DVB-S #0", network: "Astra", mux: "11739V", hostname: "<N/A>", username: "<N/A>", client: "<N/A>"
Jan 24 18:56:33 cardium tvheadend³¹⁸⁴: mpegts: 12226.5H in Astra - scan needs more time
Jan 24 18:56:36 cardium tvheadend³¹⁸⁴: mpegts: 12226.5H in Astra scan complete
Jan 24 18:56:36 cardium tvheadend³¹⁸⁴: subscription: 003B: "scan" unsubscribing
Jan 24 18:56:37 cardium tvheadend³¹⁸⁴: mpegts: 12109.5H in Astra - tuning on Philips TDA10086 DVB-S : DVB-S #0
Jan 24 18:56:37 cardium kernel: divide error: 0000 [#1] SMP
Jan 24 18:56:37 cardium kernel: Modules linked in: rfcomm bluetooth 6lowpan_iphc sha256_generic dm_crypt ecb cbc algif_skcipher af_alg cfg80211 rfkill loop snd_hda_codec_realtek snd_hda_codec_generic saa7134_alsa tua6100 it87 hwmon_vid stv0299 isl6405 dvb_pll tda10086 nvidia(PO) saa7134_dvb videobuf_dvb tuner evdev ppdev mac_hid powernow_k8 budget_av kvm saa7146_vv budget_core saa7134 psmouse snd_hda_intel serio_raw pcspkr ttpci_eeprom saa7146 tveeprom forcedeth videobuf_dma_sg dvb_core videobuf_core rc_core snd_hda_codec k8temp edac_core snd_hwdep hwmon v4l2_common snd_pcm edac_mce_amd drm snd_timer snd soundcore videodev media i2c_nforce2 wmi parport_pc parport i2c_core processor button nfsd auth_rpcgss oid_registry nfs_acl sch_fq_codel fuse nfs lockd fscache macvlan batman_adv crc32c sunrpc libcrc32c ext4 crc16 mbcache
Jan 24 18:56:37 cardium kernel: jbd2 dm_mod sd_mod sr_mod cdrom crc_t10dif crct10dif_common ata_generic pata_acpi atkbd libps2 ahci pata_amd libahci libata scsi_mod ehci_pci ohci_pci ohci_hcd ehci_hcd usbcore usb_common i8042 serio
Jan 24 18:56:37 cardium kernel: CPU: 1 PID: 3973 Comm: kdvb-ad-1-fe-0 Tainted: P O 3.14.27-1-lts #1
Jan 24 18:56:37 cardium kernel: Hardware name: Gigabyte Technology Co., Ltd. M68SM-S2L/M68SM-S2L, BIOS F9x 08/02/2011
Jan 24 18:56:37 cardium kernel: task: ffff88004f9a0000 ti: ffff88005d8aa000 task.ti: ffff88005d8aa000
Jan 24 18:56:37 cardium kernel: RIP: 0010:[<ffffffffa14e5046>] [<ffffffffa14e5046>] tda10086_set_frontend+0x266/0x630 [tda10086]
Jan 24 18:56:37 cardium kernel: RSP: 0018:ffff88005d8ab9c0 EFLAGS: 00010246
Jan 24 18:56:37 cardium kernel: RAX: 00000000002edfff RBX: 0000000000000000 RCX: 0000000000000084
Jan 24 18:56:37 cardium kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88007687a270
Jan 24 18:56:37 cardium kernel: RBP: ffff88005d8aba00 R08: 0000000000000286 R09: 0000000000000000
Jan 24 18:56:37 cardium kernel: R10: 00000002c8fa05f9 R11: 0000000000000001 R12: ffff880077135010
Jan 24 18:56:37 cardium kernel: R13: 0000000000000043 R14: 0000000000000000 R15: ffff880077135000
Jan 24 18:56:37 cardium kernel: FS: 00007f00a6855700(0000) GS:ffff88007b480000(0000) knlGS:00000000f752f700
Jan 24 18:56:37 cardium kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
Jan 24 18:56:37 cardium kernel: CR2: 00007f5367195000 CR3: 000000005da4d000 CR4: 00000000000007e0
Jan 24 18:56:37 cardium kernel: Stack:
Jan 24 18:56:37 cardium kernel: ffffffff00000043 0018d08b00000286 00000000c5c81b23 ffff8800771fd800
Jan 24 18:56:37 cardium kernel: ffff880077135010 ffff880077135340 0000000000000000 0000000000000000
Jan 24 18:56:37 cardium kernel: ffff88005d8abc28 ffffffffa0708eb2 ffffffff8107880e 0000000000000286
Jan 24 18:56:37 cardium kernel: Call Trace:
Jan 24 18:56:37 cardium kernel: [<ffffffffa0708eb2>] dvb_frontend_swzigzag_autotune+0x112/0x370 [dvb_core]
Jan 24 18:56:37 cardium kernel: [<ffffffff8107880e>] ? try_to_del_timer_sync+0x5e/0x90
Jan 24 18:56:37 cardium kernel: [<ffffffffa0709cf2>] dvb_frontend_swzigzag+0x332/0x3a0 [dvb_core]
Jan 24 18:56:37 cardium kernel: [<ffffffff81500ef9>] ? __schedule+0x3e9/0x900
Jan 24 18:56:37 cardium kernel: [<ffffffff810a9f7e>] ? enqueue_entity+0x24e/0xa10
Jan 24 18:56:37 cardium kernel: [<ffffffff8101d6c5>] ? native_sched_clock+0x35/0x90
Jan 24 18:56:37 cardium kernel: [<ffffffff81501439>] ? schedule+0x29/0x70
Jan 24 18:56:37 cardium kernel: [<ffffffff810786fb>] ? lock_timer_base.isra.35+0x2b/0x50
Jan 24 18:56:37 cardium kernel: [<ffffffff8107880e>] ? try_to_del_timer_sync+0x5e/0x90
Jan 24 18:56:37 cardium kernel: [<ffffffff8107888a>] ? del_timer_sync+0x4a/0x60
Jan 24 18:56:37 cardium kernel: [<ffffffff815004b7>] ? schedule_timeout+0x137/0x240
Jan 24 18:56:37 cardium kernel: [<ffffffff81077d90>] ? ftrace_raw_event_tick_stop+0x200/0x200
Jan 24 18:56:37 cardium kernel: [<ffffffffa070a979>] dvb_frontend_thread+0x549/0x750 [dvb_core]
Jan 24 18:56:37 cardium kernel: [<ffffffff810b23e0>] ? __wake_up_sync+0x20/0x20
Jan 24 18:56:37 cardium kernel: [<ffffffffa070a430>] ? dvb_frontend_should_wakeup.isra.2+0x80/0x80 [dvb_core]
Jan 24 18:56:37 cardium kernel: [<ffffffff8108e38a>] kthread+0xea/0x100
Jan 24 18:56:37 cardium kernel: [<ffffffff8108e2a0>] ? kthread_create_on_node+0x1a0/0x1a0
Jan 24 18:56:37 cardium kernel: [<ffffffff8150dd7c>] ret_from_fork+0x7c/0xb0
Jan 24 18:56:37 cardium kernel: [<ffffffff8108e2a0>] ? kthread_create_on_node+0x1a0/0x1a0
Jan 24 18:56:37 cardium kernel: Code: 89 d6 48 c1 e2 15 48 d3 e2 d3 e6 89 f9 48 81 c2 ff 76 01 00 49 8b 3f 48 89 d0 48 f7 e3 8d 86 ff df 2e 00 48 c1 ea 10 89 d3 31 d2 <f7> f6 49 8b 77 08 ba 21 00 00 00 81 e3 ff ff 0f 00 89 45 c4 e8
Jan 24 18:56:37 cardium kernel: RIP [<ffffffffa14e5046>] tda10086_set_frontend+0x266/0x630 [tda10086]
Jan 24 18:56:38 cardium kernel: RSP <ffff88005d8ab9c0>
Jan 24 18:56:38 cardium kernel: ---[ end trace 45877fb32d344659 ]---

This issue is reproducable ón Arch Linux with Kernels 3.14.27 and 3.18.2. After the issue THV just doesn't react any more, only a reboot helps.