brian@lappy:~$ tail -f /var/log/syslog Dec 18 14:32:05 lappy kernel: [11753.916062] Task in /test/test_19 killed as a result of limit of /test/test_19 Dec 18 14:32:05 lappy kernel: [11753.916067] memory: usage 2048kB, limit 2048kB, failcnt 14257 Dec 18 14:32:05 lappy kernel: [11753.916069] memory+swap: usage 4812kB, limit 9007199254740988kB, failcnt 0 Dec 18 14:32:05 lappy kernel: [11753.916071] kmem: usage 1200kB, limit 2048kB, failcnt 0 Dec 18 14:32:05 lappy kernel: [11753.916072] Memory cgroup stats for /test/test_19: cache:0KB rss:848KB rss_huge:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:2764KB inactive_anon:600KB active_anon:248KB inactive_file:0KB active_file:0KB unevictable:0KB Dec 18 14:32:05 lappy kernel: [11753.916087] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name Dec 18 14:32:05 lappy kernel: [11753.916226] [13279] 0 13279 6839 2128 15 3 167 0 perl Dec 18 14:32:05 lappy kernel: [11753.916254] Memory cgroup out of memory: Kill process 13279 (perl) score 0 or sacrifice child Dec 18 14:32:05 lappy kernel: [11753.916258] Killed process 13279 (perl) total-vm:27356kB, anon-rss:6276kB, file-rss:2236kB Dec 18 14:37:54 lappy systemd[1]: Started Session 11 of user brian. Dec 18 14:58:18 lappy kernel: [13326.877916] ------------[ cut here ]------------ Dec 18 14:58:18 lappy kernel: [13326.877979] kernel BUG at /home/kernel/COD/linux/mm/memcontrol.c:3675! Dec 18 14:58:18 lappy kernel: [13326.878057] invalid opcode: 0000 [#1] SMP Dec 18 14:58:18 lappy kernel: [13326.878109] Modules linked in: bbswitch(OE) pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) binfmt_misc snd_hda_codec_hdmi nls_iso8859_1 i2c_designware_platform dell_led i2c_designware_core brcmfmac snd_hda_codec_realtek brcmutil dell_laptop dell_wmi mxm_wmi snd_hda_codec_generic nvidia(POE) dcdbas cfg80211 sparse_keymap rtsx_pci_ms memstick intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul uvcvideo snd_hda_intel videobuf2_vmalloc aesni_intel videobuf2_memops aes_x86_64 snd_hda_codec videobuf2_core lrw gf128mul v4l2_common glue_helper snd_hda_core ablk_helper videodev cryptd snd_hwdep btusb media btrtl snd_pcm snd_seq_midi snd_seq_midi_event joydev input_leds idma64 snd_rawmidi serio_raw virt_dma snd_seq snd_seq_device snd_timer processor_thermal_device snd mei_me intel_soc_dts_iosf mei iosf_mbi soundcore shpchp intel_lpss_pci hci_uart btbcm btqca btintel bluetooth int3403_thermal dell_smo8800 wmi intel_lpss_acpi int3402_thermal intel_lpss int340x_thermal_zone acpi_als kfifo_buf int3400_thermal mac_hid acpi_thermal_rel acpi_pad industrialio nfsd auth_rpcgss nfs_acl lockd grace parport_pc sunrpc ppdev lp parport autofs4 rtsx_pci_sdmmc i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops psmouse drm ahci nvme rtsx_pci libahci pinctrl_sunrisepoint video pinctrl_intel fjes Dec 18 14:58:18 lappy kernel: [13326.879800] CPU: 1 PID: 19571 Comm: kworker/1:2 Tainted: P W OE 4.3.3-040303-generic #201512150130 Dec 18 14:58:18 lappy kernel: [13326.879909] Hardware name: Dell Inc. XPS 15 9550/0N7TVV, BIOS 01.00.05 10/14/2015 Dec 18 14:58:18 lappy kernel: [13326.880005] Workqueue: cgroup_destroy css_killed_work_fn Dec 18 14:58:18 lappy kernel: [13326.880073] task: ffff880026d35a00 ti: ffff88024b184000 task.ti: ffff88024b184000 Dec 18 14:58:18 lappy kernel: [13326.880164] RIP: 0010:[] [] mem_cgroup_css_offline+0x121/0x160 Dec 18 14:58:18 lappy kernel: [13326.880282] RSP: 0018:ffff88024b187dd8 EFLAGS: 00010212 Dec 18 14:58:18 lappy kernel: [13326.880337] RAX: ffff880243938000 RBX: ffff88021d6b6c00 RCX: 0000000000000000 Dec 18 14:58:18 lappy kernel: [13326.880386] RDX: ffff880243938050 RSI: ffff88021d6b6c60 RDI: ffff880243938c00 Dec 18 14:58:18 lappy kernel: [13326.880436] RBP: ffff88024b187df8 R08: 0000000000000000 R09: ffff8802bfc56198 Dec 18 14:58:18 lappy kernel: [13326.880486] R10: 0000000000000043 R11: 000000000001a448 R12: ffff880232bdfc00 Dec 18 14:58:18 lappy kernel: [13326.880535] R13: 0000000000000042 R14: ffff88021d6b6f88 R15: ffff88021d6b6c90 Dec 18 14:58:18 lappy kernel: [13326.880585] FS: 0000000000000000(0000) GS:ffff8802bfc40000(0000) knlGS:0000000000000000 Dec 18 14:58:18 lappy kernel: [13326.880641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Dec 18 14:58:18 lappy kernel: [13326.880682] CR2: 000055d17c69e028 CR3: 00000002b4c24000 CR4: 00000000003406e0 Dec 18 14:58:18 lappy kernel: [13326.880731] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Dec 18 14:58:18 lappy kernel: [13326.880780] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Dec 18 14:58:18 lappy kernel: [13326.880829] Stack: Dec 18 14:58:18 lappy kernel: [13326.880846] ffff88021d6b6c90 ffffffff81d32280 ffff8802bfc5b100 0000000000000040 Dec 18 14:58:18 lappy kernel: [13326.880917] ffff88024b187e18 ffffffff8110f0bc ffff88023b410840 ffff8802bfc56180 Dec 18 14:58:18 lappy kernel: [13326.880973] ffff88024b187e58 ffffffff8109627a 0000000000000000 ffff88023b410870 Dec 18 14:58:18 lappy kernel: [13326.881030] Call Trace: Dec 18 14:58:18 lappy kernel: [13326.881068] [] css_killed_work_fn+0x3c/0xc0 Dec 18 14:58:18 lappy kernel: [13326.881138] [] process_one_work+0x1aa/0x440 Dec 18 14:58:18 lappy kernel: [13326.881206] [] worker_thread+0x4b/0x4c0 Dec 18 14:58:18 lappy kernel: [13326.881273] [] ? __schedule+0x36c/0x980 Dec 18 14:58:18 lappy kernel: [13326.881343] [] ? process_one_work+0x440/0x440 Dec 18 14:58:18 lappy kernel: [13326.881420] [] ? process_one_work+0x440/0x440 Dec 18 14:58:18 lappy kernel: [13326.881496] [] kthread+0xd8/0xf0 Dec 18 14:58:18 lappy kernel: [13326.881559] [] ? kthread_create_on_node+0x1a0/0x1a0 Dec 18 14:58:18 lappy kernel: [13326.881636] [] ret_from_fork+0x3f/0x70 Dec 18 14:58:18 lappy kernel: [13326.881701] [] ? kthread_create_on_node+0x1a0/0x1a0 Dec 18 14:58:18 lappy kernel: [13326.881769] Code: 02 00 00 89 90 c8 02 00 00 80 bb b4 01 00 00 00 74 1b 48 89 de 48 89 c7 e8 5d 04 f2 ff 48 85 c0 74 0b 44 3b a8 c8 02 00 00 74 d0 <0f> 0b 41 8b b4 24 c8 02 00 00 44 89 ef e8 6d 07 fc ff 44 89 ee Dec 18 14:58:18 lappy kernel: [13326.882078] RIP [] mem_cgroup_css_offline+0x121/0x160 Dec 18 14:58:18 lappy kernel: [13326.882132] RSP Dec 18 14:58:18 lappy kernel: [13326.899050] ---[ end trace 126d2e5036473a54 ]--- Dec 18 14:58:18 lappy kernel: [13326.899103] BUG: unable to handle kernel paging request at ffffffffffffffd8 Dec 18 14:58:18 lappy kernel: [13326.899154] IP: [] kthread_data+0x10/0x20 Dec 18 14:58:18 lappy kernel: [13326.899195] PGD 2c0f067 PUD 2c11067 PMD 0 Dec 18 14:58:18 lappy kernel: [13326.899226] Oops: 0000 [#2] SMP