Description of problem: When running KDE after random amounts of time the system crashes hard. even SYS-RQ (r,e,i,s,u,b) can't regain control despite kernel.sysrq = 1 being set. Generally seems to occur when the system is idle and I have no yet managed to identify a trigger. Gnome desktop does not appear to trigger this issue, however it appears that it may be a kernel bug GPU is NVIDIA (GeForce 9600GT) with various versions of their proprietary drivers tested (currently NVIDIA-Linux-x86_64-325.08 ). Not tested under Nouevau as this is a dual monitor setup with differing resolutions. Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. Run KDE 2. ssh in from another box and tail /var/log/messages 3. Wait! Actual results: System locks up Expected results: System !lock up ;-) Additional info: Same hardware and NVIDIA driver version worked ok on F18 however I no longer have the 3.8.x kernel versions installed to test on System was updated from F18 using fedup Happy to carry out more debugging here with some guidance as to what to do. Jul 13 16:49:01 redbox kernel: [ 373.016476] ------------[ cut here ]------------ Jul 13 16:49:01 redbox kernel: [ 373.016488] WARNING: at lib/list_debug.c:33 __list_add+0xac/0xc0() Jul 13 16:49:01 redbox kernel: [ 373.016491] Hardware name: System Product Name Jul 13 16:49:01 redbox kernel: [ 373.016493] list_add corruption. prev->next should be next (ffffffff81ed96e8), but was (null). (prev=ffff8802d77e6d00). Jul 13 16:49:01 redbox kernel: [ 373.016495] Modules linked in: nfsv4 nfs dns_resolver fscache bnep bluetooth rfkill ebtable_nat ebtables xt_CHECKSUM iptable_mangle vmnet(OF) ppdev parport_pc parport tun fuse vsock(OF) vmci(OF) vmmon(OF) bridge stp llc hwmon_vid ip6t_REJECT ipt_MASQUERADE nf_conntrack_ipv6 iptable_nat nf_defrag_ipv6 nf_conntrack_ipv4 xt_conntrack nf_defrag_ipv4 nf_nat_ipv4 ip6table_filter nf_nat ip6_tables nf_conntrack rc_dib0700_rc5 xc4000 snd_hda_codec_analog iTCO_wdt iTCO_vendor_support acpi_cpufreq mperf coretemp kvm_intel nvidia(POF) kvm crc32c_intel microcode dvb_usb_dib0700 uvcvideo dib8000 dib7000m snd_hda_intel videobuf2_vmalloc serio_raw dib0090 videobuf2_memops dib0070 snd_hda_codec snd_usb_audio dib7000p videobuf2_core snd_usbmidi_lib dib3000mc snd_rawmidi snd_hwdep i2c_i801 snd_seq snd_seq_device snd_pcm dibx000_common dvb_usb videodev dvb_core media rc_core lpc_ich mfd_core snd_page_alloc snd_timer snd sky2 soundcore drm i7core_edac myri10ge edac_core i2c_core dca asus_atk0110 uinput nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc raid1 mxm_wmi wmi Jul 13 16:49:01 redbox kernel: [ 373.016575] Pid: 0, comm: swapper/0 Tainted: PF O 3.9.9-301.fc19.x86_64 #1 Jul 13 16:49:01 redbox kernel: [ 373.016577] Call Trace: Jul 13 16:49:01 redbox kernel: [ 373.016578] <IRQ> [<ffffffff8105cc56>] warn_slowpath_common+0x66/0x80 Jul 13 16:49:01 redbox kernel: [ 373.016589] [<ffffffff8105ccbc>] warn_slowpath_fmt+0x4c/0x50 Jul 13 16:49:01 redbox kernel: [ 373.016594] [<ffffffff8108f1bd>] ? ttwu_do_activate.constprop.81+0x5d/0x70 Jul 13 16:49:01 redbox kernel: [ 373.016598] [<ffffffff81306d7c>] __list_add+0xac/0xc0 Jul 13 16:49:01 redbox kernel: [ 373.016603] [<ffffffff8106bed3>] __internal_add_timer+0x113/0x130 Jul 13 16:49:01 redbox kernel: [ 373.016607] [<ffffffff8106c527>] internal_add_timer+0x17/0x40 Jul 13 16:49:01 redbox kernel: [ 373.016610] [<ffffffff8106d812>] mod_timer+0x102/0x210 Jul 13 16:49:01 redbox kernel: [ 373.016621] [<ffffffffa0d9621b>] br_multicast_rcv+0x86b/0x1220 [bridge] Jul 13 16:49:01 redbox kernel: [ 373.016628] [<ffffffffa0d8c5ba>] br_handle_frame_finish+0x24a/0x330 [bridge] Jul 13 16:49:01 redbox kernel: [ 373.016634] [<ffffffffa0d8c825>] br_handle_frame+0x185/0x270 [bridge] Jul 13 16:49:01 redbox kernel: [ 373.016639] [<ffffffff8153b232>] __netif_receive_skb_core+0x242/0x7f0 Jul 13 16:49:01 redbox kernel: [ 373.016643] [<ffffffff8101a300>] ? native_read_tsc+0x20/0x20 Jul 13 16:49:01 redbox kernel: [ 373.016646] [<ffffffff8153b7f8>] __netif_receive_skb+0x18/0x60 Jul 13 16:49:01 redbox kernel: [ 373.016650] [<ffffffff8153b873>] netif_receive_skb+0x33/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016653] [<ffffffff8153c250>] napi_gro_receive+0x80/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016662] [<ffffffffa0177a4f>] sky2_poll+0x71f/0xcb0 [sky2] Jul 13 16:49:01 redbox kernel: [ 373.016666] [<ffffffff812f9bd0>] ? timerqueue_add+0x60/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016670] [<ffffffff81083e2a>] ? __hrtimer_start_range_ns+0x1ba/0x3e0 Jul 13 16:49:01 redbox kernel: [ 373.016676] [<ffffffff813ceb91>] ? add_interrupt_randomness+0x41/0x190 Jul 13 16:49:01 redbox kernel: [ 373.016679] [<ffffffff8153bbe9>] net_rx_action+0x149/0x240 Jul 13 16:49:01 redbox kernel: [ 373.016682] [<ffffffff81065657>] __do_softirq+0xf7/0x240 Jul 13 16:49:01 redbox kernel: [ 373.016689] [<ffffffff814f0c80>] ? intel_pstate_timer_func+0x2c0/0x2c0 Jul 13 16:49:01 redbox kernel: [ 373.016692] [<ffffffff81065925>] irq_exit+0xa5/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016697] [<ffffffff81650f56>] do_IRQ+0x56/0xc0 Jul 13 16:49:01 redbox kernel: [ 373.016701] [<ffffffff816471ad>] common_interrupt+0x6d/0x6d Jul 13 16:49:01 redbox kernel: [ 373.016702] <EOI> [<ffffffff814f1601>] ? cpuidle_wrap_enter+0x41/0x80 Jul 13 16:49:01 redbox kernel: [ 373.016710] [<ffffffff814f1650>] cpuidle_enter_tk+0x10/0x20 Jul 13 16:49:01 redbox kernel: [ 373.016714] [<ffffffff814f13b2>] cpuidle_idle_call+0xb2/0x1e0 Jul 13 16:49:01 redbox kernel: [ 373.016717] [<ffffffff8101c035>] cpu_idle+0xe5/0x140 Jul 13 16:49:01 redbox kernel: [ 373.016722] [<ffffffff8162b4f2>] rest_init+0x72/0x80 Jul 13 16:49:01 redbox kernel: [ 373.016728] [<ffffffff81d04ec4>] start_kernel+0x3f2/0x3fe Jul 13 16:49:01 redbox kernel: [ 373.016732] [<ffffffff81d048db>] ? repair_env_string+0x5c/0x5c Jul 13 16:49:01 redbox kernel: [ 373.016735] [<ffffffff81d04120>] ? early_idt_handlers+0x120/0x120 Jul 13 16:49:01 redbox kernel: [ 373.016739] [<ffffffff81d045da>] x86_64_start_reservations+0x2a/0x2c Jul 13 16:49:01 redbox kernel: [ 373.016743] [<ffffffff81d046cf>] x86_64_start_kernel+0xf3/0x100 Jul 13 16:49:01 redbox kernel: [ 373.016745] ---[ end trace f531578b3c1758e2 ]--- Jul 13 16:49:01 redbox kernel: [ 373.016747] ------------[ cut here ]------------ Jul 13 16:49:01 redbox kernel: [ 373.016750] WARNING: at lib/list_debug.c:36 __list_add+0x8a/0xc0() Jul 13 16:49:01 redbox kernel: [ 373.016752] Hardware name: System Product Name Jul 13 16:49:01 redbox kernel: [ 373.016753] list_add double add: new=ffff8802d77e6d00, prev=ffff8802d77e6d00, next=ffffffff81ed96e8. Jul 13 16:49:01 redbox kernel: [ 373.016755] Modules linked in: nfsv4 nfs dns_resolver fscache bnep bluetooth rfkill ebtable_nat ebtables xt_CHECKSUM iptable_mangle vmnet(OF) ppdev parport_pc parport tun fuse vsock(OF) vmci(OF) vmmon(OF) bridge stp llc hwmon_vid ip6t_REJECT ipt_MASQUERADE nf_conntrack_ipv6 iptable_nat nf_defrag_ipv6 nf_conntrack_ipv4 xt_conntrack nf_defrag_ipv4 nf_nat_ipv4 ip6table_filter nf_nat ip6_tables nf_conntrack rc_dib0700_rc5 xc4000 snd_hda_codec_analog iTCO_wdt iTCO_vendor_support acpi_cpufreq mperf coretemp kvm_intel nvidia(POF) kvm crc32c_intel microcode dvb_usb_dib0700 uvcvideo dib8000 dib7000m snd_hda_intel videobuf2_vmalloc serio_raw dib0090 videobuf2_memops dib0070 snd_hda_codec snd_usb_audio dib7000p videobuf2_core snd_usbmidi_lib dib3000mc snd_rawmidi snd_hwdep i2c_i801 snd_seq snd_seq_device snd_pcm dibx000_common dvb_usb videodev dvb_core media rc_core lpc_ich mfd_core snd_page_alloc snd_timer snd sky2 soundcore drm i7core_edac myri10ge edac_core i2c_core dca asus_atk0110 uinput nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc raid1 mxm_wmi wmi Jul 13 16:49:01 redbox kernel: [ 373.016816] Pid: 0, comm: swapper/0 Tainted: PF W O 3.9.9-301.fc19.x86_64 #1 Jul 13 16:49:01 redbox kernel: [ 373.016818] Call Trace: Jul 13 16:49:01 redbox kernel: [ 373.016819] <IRQ> [<ffffffff8105cc56>] warn_slowpath_common+0x66/0x80 Jul 13 16:49:01 redbox kernel: [ 373.016826] [<ffffffff8105ccbc>] warn_slowpath_fmt+0x4c/0x50 Jul 13 16:49:01 redbox kernel: [ 373.016829] [<ffffffff8108f1bd>] ? ttwu_do_activate.constprop.81+0x5d/0x70 Jul 13 16:49:01 redbox kernel: [ 373.016833] [<ffffffff81306d5a>] __list_add+0x8a/0xc0 Jul 13 16:49:01 redbox kernel: [ 373.016837] [<ffffffff8106bed3>] __internal_add_timer+0x113/0x130 Jul 13 16:49:01 redbox kernel: [ 373.016841] [<ffffffff8106c527>] internal_add_timer+0x17/0x40 Jul 13 16:49:01 redbox kernel: [ 373.016844] [<ffffffff8106d812>] mod_timer+0x102/0x210 Jul 13 16:49:01 redbox kernel: [ 373.016852] [<ffffffffa0d9621b>] br_multicast_rcv+0x86b/0x1220 [bridge] Jul 13 16:49:01 redbox kernel: [ 373.016858] [<ffffffffa0d8c5ba>] br_handle_frame_finish+0x24a/0x330 [bridge] Jul 13 16:49:01 redbox kernel: [ 373.016865] [<ffffffffa0d8c825>] br_handle_frame+0x185/0x270 [bridge] Jul 13 16:49:01 redbox kernel: [ 373.016868] [<ffffffff8153b232>] __netif_receive_skb_core+0x242/0x7f0 Jul 13 16:49:01 redbox kernel: [ 373.016871] [<ffffffff8101a300>] ? native_read_tsc+0x20/0x20 Jul 13 16:49:01 redbox kernel: [ 373.016874] [<ffffffff8153b7f8>] __netif_receive_skb+0x18/0x60 Jul 13 16:49:01 redbox kernel: [ 373.016877] [<ffffffff8153b873>] netif_receive_skb+0x33/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016880] [<ffffffff8153c250>] napi_gro_receive+0x80/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016888] [<ffffffffa0177a4f>] sky2_poll+0x71f/0xcb0 [sky2] Jul 13 16:49:01 redbox kernel: [ 373.016892] [<ffffffff812f9bd0>] ? timerqueue_add+0x60/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016895] [<ffffffff81083e2a>] ? __hrtimer_start_range_ns+0x1ba/0x3e0 Jul 13 16:49:01 redbox kernel: [ 373.016898] [<ffffffff813ceb91>] ? add_interrupt_randomness+0x41/0x190 Jul 13 16:49:01 redbox kernel: [ 373.016902] [<ffffffff8153bbe9>] net_rx_action+0x149/0x240 Jul 13 16:49:01 redbox kernel: [ 373.016905] [<ffffffff81065657>] __do_softirq+0xf7/0x240 Jul 13 16:49:01 redbox kernel: [ 373.016909] [<ffffffff814f0c80>] ? intel_pstate_timer_func+0x2c0/0x2c0 Jul 13 16:49:01 redbox kernel: [ 373.016912] [<ffffffff81065925>] irq_exit+0xa5/0xb0 Jul 13 16:49:01 redbox kernel: [ 373.016916] [<ffffffff81650f56>] do_IRQ+0x56/0xc0 Jul 13 16:49:01 redbox kernel: [ 373.016919] [<ffffffff816471ad>] common_interrupt+0x6d/0x6d Jul 13 16:49:01 redbox kernel: [ 373.016920] <EOI> [<ffffffff814f1601>] ? cpuidle_wrap_enter+0x41/0x80 Jul 13 16:49:01 redbox kernel: [ 373.016928] [<ffffffff814f1650>] cpuidle_enter_tk+0x10/0x20 Jul 13 16:49:01 redbox kernel: [ 373.016931] [<ffffffff814f13b2>] cpuidle_idle_call+0xb2/0x1e0 Jul 13 16:49:01 redbox kernel: [ 373.016935] [<ffffffff8101c035>] cpu_idle+0xe5/0x140 Jul 13 16:49:01 redbox kernel: [ 373.016938] [<ffffffff8162b4f2>] rest_init+0x72/0x80 Jul 13 16:49:01 redbox kernel: [ 373.016942] [<ffffffff81d04ec4>] start_kernel+0x3f2/0x3fe Jul 13 16:49:01 redbox kernel: [ 373.016945] [<ffffffff81d048db>] ? repair_env_string+0x5c/0x5c Jul 13 16:49:01 redbox kernel: [ 373.016949] [<ffffffff81d04120>] ? early_idt_handlers+0x120/0x120 Jul 13 16:49:01 redbox kernel: [ 373.016952] [<ffffffff81d045da>] x86_64_start_reservations+0x2a/0x2c Jul 13 16:49:01 redbox kernel: [ 373.016956] [<ffffffff81d046cf>] x86_64_start_kernel+0xf3/0x100 Jul 13 16:49:01 redbox kernel: [ 373.016958] ---[ end trace f531578b3c1758e3 ]--- Jul 13 16:50:17 redbox /etc/gdm/Xsession[2976]: plasma-desktop(3235)/plasma StatusNotifierItemSource::refreshCallback: DBusMenu disabled for this application Jul 13 16:50:17 redbox kernel: [ 449.030018] ------------[ cut here ]------------ Jul 13 16:50:17 redbox kernel: [ 449.030026] WARNING: at lib/list_debug.c:33 __list_add+0xac/0xc0() Jul 13 16:50:17 redbox kernel: [ 449.030028] Hardware name: System Product Name Jul 13 16:50:17 redbox kernel: [ 449.030029] list_add corruption. prev->next should be next (ffffffff81ed96e8), but was (null). (prev=ffff8802d77e6d00). Jul 13 16:50:17 redbox kernel: [ 449.030030] Modules linked in: nfsv4 nfs dns_resolver fscache bnep bluetooth rfkill ebtable_nat ebtables xt_CHECKSUM iptable_mangle vmnet(OF) ppdev parport_pc parport tun fuse vsock(OF) vmci(OF) vmmon(OF) bridge stp llc hwmon_vid ip6t_REJECT ipt_MASQUERADE nf_conntrack_ipv6 iptable_nat nf_defrag_ipv6 nf_conntrack_ipv4 xt_conntrack nf_defrag_ipv4 nf_nat_ipv4 ip6table_filter nf_nat ip6_tables nf_conntrack rc_dib0700_rc5 xc4000 snd_hda_codec_analog iTCO_wdt iTCO_vendor_support acpi_cpufreq mperf coretemp kvm_intel nvidia(POF) kvm crc32c_intel microcode dvb_usb_dib0700 uvcvideo dib8000 dib7000m snd_hda_intel videobuf2_vmalloc serio_raw dib0090 videobuf2_memops dib0070 snd_hda_codec snd_usb_audio dib7000p videobuf2_core snd_usbmidi_lib dib3000mc snd_rawmidi snd_hwdep i2c_i801 snd_seq snd_seq_device snd_pcm dibx000_common dvb_usb videodev dvb_core media rc_core lpc_ich mfd_core snd_page_alloc snd_timer snd sky2 soundcore drm i7core_edac myri10ge edac_core i2c_core dca asus_atk0110 uinput nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc raid1 mxm_wmi wmi Jul 13 16:50:17 redbox kernel: [ 449.030081] Pid: 4349, comm: Chrome_HistoryT Tainted: PF W O 3.9.9-301.fc19.x86_64 #1 Jul 13 16:50:17 redbox kernel: [ 449.030082] Call Trace: Jul 13 16:50:17 redbox kernel: [ 449.030083] <IRQ> [<ffffffff8105cc56>] warn_slowpath_common+0x66/0x80 Jul 13 16:50:17 redbox kernel: [ 449.030090] [<ffffffff8105ccbc>] warn_slowpath_fmt+0x4c/0x50 Jul 13 16:50:17 redbox kernel: [ 449.030093] [<ffffffff810912e9>] ? try_to_wake_up+0x1e9/0x2d0 Jul 13 16:50:17 redbox kernel: [ 449.030096] [<ffffffff81306d7c>] __list_add+0xac/0xc0 Jul 13 16:50:17 redbox kernel: [ 449.030100] [<ffffffff8106bed3>] __internal_add_timer+0x113/0x130 Jul 13 16:50:17 redbox kernel: [ 449.030102] [<ffffffff8106c527>] internal_add_timer+0x17/0x40 Jul 13 16:50:17 redbox kernel: [ 449.030104] [<ffffffff8106d69b>] mod_timer_pending+0xfb/0x170 Jul 13 16:50:17 redbox kernel: [ 449.030110] [<ffffffffa0379910>] __nf_ct_refresh_acct+0xb0/0xc0 [nf_conntrack] Jul 13 16:50:17 redbox kernel: [ 449.030115] [<ffffffffa03819dd>] udp_packet+0x2d/0xa0 [nf_conntrack] Jul 13 16:50:17 redbox kernel: [ 449.030119] [<ffffffffa037b672>] nf_conntrack_in+0x382/0xa00 [nf_conntrack] Jul 13 16:50:17 redbox kernel: [ 449.030123] [<ffffffff815a0c42>] ? udp_queue_rcv_skb+0x132/0x3a0 Jul 13 16:50:17 redbox kernel: [ 449.030126] [<ffffffffa03a22e1>] ipv4_conntrack_in+0x21/0x30 [nf_conntrack_ipv4] Jul 13 16:50:17 redbox kernel: [ 449.030129] [<ffffffff8156880b>] nf_iterate+0x8b/0xa0 Jul 13 16:50:17 redbox kernel: [ 449.030132] [<ffffffff815711a0>] ? inet_del_offload+0x40/0x40 Jul 13 16:50:17 redbox kernel: [ 449.030134] [<ffffffff81568894>] nf_hook_slow+0x74/0x130 Jul 13 16:50:17 redbox kernel: [ 449.030136] [<ffffffff815711a0>] ? inet_del_offload+0x40/0x40 Jul 13 16:50:17 redbox kernel: [ 449.030138] [<ffffffff81571b38>] ip_rcv+0x278/0x340 Jul 13 16:50:17 redbox kernel: [ 449.030141] [<ffffffff8153b612>] __netif_receive_skb_core+0x622/0x7f0 Jul 13 16:50:17 redbox kernel: [ 449.030142] [<ffffffff8153b7f8>] __netif_receive_skb+0x18/0x60 Jul 13 16:50:17 redbox kernel: [ 449.030144] [<ffffffff8153b873>] netif_receive_skb+0x33/0xb0 Jul 13 16:50:17 redbox kernel: [ 449.030146] [<ffffffff8153c176>] napi_gro_frags+0x116/0x170 Jul 13 16:50:17 redbox kernel: [ 449.030151] [<ffffffffa011b590>] myri10ge_poll+0x370/0x6c0 [myri10ge] Jul 13 16:50:17 redbox kernel: [ 449.030153] [<ffffffff8153bbe9>] net_rx_action+0x149/0x240 Jul 13 16:50:17 redbox kernel: [ 449.030155] [<ffffffff81065657>] __do_softirq+0xf7/0x240 Jul 13 16:50:17 redbox kernel: [ 449.030157] [<ffffffff81065925>] irq_exit+0xa5/0xb0 Jul 13 16:50:17 redbox kernel: [ 449.030160] [<ffffffff81650f56>] do_IRQ+0x56/0xc0 Jul 13 16:50:17 redbox kernel: [ 449.030163] [<ffffffff816471ad>] common_interrupt+0x6d/0x6d Jul 13 16:50:17 redbox kernel: [ 449.030164] <EOI> Jul 13 16:50:17 redbox kernel: [ 449.030165] ---[ end trace f531578b3c1758e4 ]---
*********** MASS BUG UPDATE ************** We apologize for the inconvenience. There is a large number of bugs to go through and several of them have gone stale. Due to this, we are doing a mass bug update across all of the Fedora 19 kernel bugs. Fedora 19 has now been rebased to 3.11.1-200.fc19. Please test this kernel update and let us know if you issue has been resolved or if it is still present with the newer kernel. If you experience different issues, please open a new bug report for those.
This issue has not been seen here recenly, not sure if the issue was resolved by a later kenel or a slightly later NVDIA driver. Sorry to not be more helpful on this but I think it's 'closed' one way or another