Not 100% sure it's the same problem, my dmesg looks like this:
[ 68.951259] BUG: unable to handle kernel paging request at ebe0
[ 68.951264] IP: [] kmem_cache_free+0x69/0x200
[ 68.951270] PGD 0
[ 68.951272] Oops: [#1] SMP
[ 68.951274] Modules linked in: xt_CHECKSUM iptable_mangle ipt_MASQUERADE
nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat ipt_REJECT nf_reject_ipv4
ebtable_filter ebtables binfmt_misc rfcomm bnep bridge stp llc ip6table_filter
ip6_tables nf_conntrack_ipv4 nf_defrag_ipv4 xt_tcpudp xt_recent xt_conntrack
nf_conntrack iptable_filter ip_tables x_tables uas usb_storage
snd_hda_codec_hdmi nvidia(POE) intel_rapl iosf_mbi x86_pkg_temp_thermal
intel_powerclamp coretemp kvm_intel arc4 rtl8821ae snd_hda_codec_realtek kvm
snd_hda_codec_generic snd_soc_rt5640 btcoexist snd_soc_rl6231 crct10dif_pclmul
snd_soc_core snd_hda_intel rtl_pci crc32_pclmul snd_hda_controller joydev
ghash_clmulni_intel rtlwifi aesni_intel snd_hda_codec snd_compress mac80211
snd_hwdep snd_pcm_dmaengine aes_x86_64 snd_pcm lrw gf128mul
[ 68.951302] snd_seq_midi glue_helper snd_seq_midi_event ablk_helper
snd_rawmidi cfg80211 cryptd btusb snd_seq bluetooth hid_logitech_hidpp
snd_seq_device snd_timer drm snd i2c_hid mei_me soundcore shpchp mei
ie31200_edac lpc_ich edac_core dw_dmac i2c_designware_platform snd_soc_sst_acpi
dw_dmac_core 8250_dw spi_pxa2xx_platform video i2c_designware_core mac_hid
parport_pc ppdev lp parport autofs4 hid_logitech_dj usbhid hid raid10 raid456
async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq ahci
r8169 libahci raid1 mii raid0 multipath linear sdhci_acpi sdhci
[ 68.951328] CPU: 2 PID: 2451 Comm: pulseaudio Tainted: P OE
3.19.0-31-generic #35-Ubuntu
[ 68.951330] Hardware name: GIGABYTE GB-BXi7G3-760/M4HM8BP-00, BIOS F1
08/12/2014
[ 68.951331] task: 880211bbc4b0 ti: 8801de474000 task.ti:
8801de474000
[ 68.951333] RIP: 0010:[] []
kmem_cache_free+0x69/0x200
[ 68.951336] RSP: 0018:8801de477dd8 EFLAGS: 00010286
[ 68.951337] RAX: 01e0 RBX: RCX: 7f46dbffd000
[ 68.951338] RDX: 77ff8000 RSI: RDI: 88021508c400
[ 68.951339] RBP: 8801de477df8 R08: R09: 8123b4f2
[ 68.951340] R10: 8801e379fda1 R11: ebe0 R12: 88021508c400
[ 68.951341] R13: 8801e379fb28 R14: R15: 8801f4514558
[ 68.951342] FS: 7f46ee478780() GS:88021dc8()
knlGS:
[ 68.951343] CS: 0010 DS: ES: CR0: 80050033
[ 68.951344] CR2: ebe0 CR3: 0001e07e3000 CR4: 001407e0
[ 68.951346] Stack:
[ 68.951346] 8801e379fae8
8801e379fb28
[ 68.951348] 8801de477e28 8123b4f2 0008
8801e379fae8
[ 68.951350] 0005 8801de477e58
8123b534
[ 68.951352] Call Trace:
[ 68.951357] [] ep_unregister_pollwait.isra.7+0x72/0x90
[ 68.951359] [] ep_remove+0x24/0xd0
[ 68.951361] [] eventpoll_release_file+0x5f/0xa0
[ 68.951365] [] __fput+0x1d8/0x250
[ 68.951368] [] fput+0xe/0x10
[ 68.951371] [] task_work_run+0xb7/0xf0
[ 68.951375] [] do_notify_resume+0x97/0xb0
[ 68.951378] [] int_signal+0x12/0x17
[ 68.951379] Code: ff 77 00 00 49 bb 00 00 00 00 00 ea ff ff 48 01 d8 48 0f
42 15 c9 40 a4 00 4c 8b 4d 08 48 01 d0 48 c1 e8 0c 48 c1 e0 06 49 01 c3 <49> 8b
03 f6 c4 80 0f 85 53 01 00 00 4c 8b 17 65 4c 03 15 f8 41
[ 68.951400] RIP [] kmem_cache_free+0x69/0x200
[ 68.951402] RSP
[ 68.951403] CR2: ebe0
[ 68.951405] ---[ end trace f976bce8b764902e ]---
I can login but later on I see same symptoms as others, cannot login via
any means - lightdm, ssh, text virtual console. No errors it's just
stuck after I enter password.
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https://bugs.launchpad.net/bugs/1503655
Title:
Kernel bug in eventpoll_release_file+0x46/0xa0 with 3.13.0-66.107
Status in linux package in Ubuntu:
Confirmed
Status in linux-lts-utopic package in Ubuntu:
Invalid
Status in linux source package in Trusty:
Fix Committed
Status in linux-lts-utopic source package in Trusty:
Fix Committed
Status in linux source package in Vivid:
Fix Committed
Status in linux-lts-utopic source package in Vivid:
Invalid
Status in linux source package in Wily:
Confirmed
Status in linux-lts-utopic source package in Wily:
Invalid
Bug description:
With the latest kernel in trusty-proposed I seem to get panics on my
X230 laptop:
BUG: unable to handle kernel paging request at fff8
IP: [] eventpoll_release_file+0x46/0xa0
PGD 1c11067 PUD 1c13067 PMD 0
Oops: [#1] SMP
Modules linked in: snd_hrtimer ip6table_filter ip6_tables ebtable_nat ebt
CPU: 1 PID: 1939 Comm: pulseaudio N
