Additional info: BUG: unable to handle kernel NULL pointer dereference at (null) IP: [<ffffffff8118ee84>] do_huge_pmd_wp_page+0x684/0xc20 PGD 106b69067 PUD 120f55067 PMD 0 Oops: 0000 [#1] SMP Modules linked in: snd_usb_audio snd_usbmidi_lib snd_rawmidi usblp vfat fat usb_storage fuse ebtable_nat ebtables xt_CHECKSUM iptable_mangle bridge stp llc be2iscsi iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i cxgb3 mdio libcxgbi ib_iser lockd rdma_cm sunrpc ib_addr iw_cm ib_cm ib_sa ib_mad ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi rfcomm bnep btusb bluetooth nf_conntrack_ftp nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ipt_MASQUERADE xt_state iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip6table_filter ip6_tables iTCO_wdt iTCO_vendor_support acer_wmi sparse_keymap coretemp arc4 snd_hda_codec_realtek uvcvideo snd_hda_intel snd_hda_codec snd_hwdep videobuf2_vmalloc snd_seq microcode videobuf2_memops videobuf2_core snd_seq_device videodev iwl3945 snd_pcm media serio_raw iwlegacy mac80211 i2c_i801 snd_page_alloc tifm_7xx1 snd_timer tifm_core snd lpc_ich mfd_core soun dcore cfg80211 tg3 rfkill ptp pps_core nsc_ircc irda crc_ccitt binfmt_misc vhost_net tun macvtap macvlan kvm_intel kvm uinput firewire_ohci sdhci_pci sdhci mmc_core firewire_core yenta_socket crc_itu_t wmi i915 video i2c_algo_bit drm_kms_helper drm i2c_core CPU 1 Pid: 10566, comm: java Not tainted 3.8.4-102.fc17.x86_64 #1 Acer TravelMate 5720 /Columbia RIP: 0010:[<ffffffff8118ee84>] [<ffffffff8118ee84>] do_huge_pmd_wp_page+0x684/0xc20 RSP: 0018:ffff8800aa13dcf8 EFLAGS: 00010246 RAX: ffff880138338000 RBX: ffff88007fcedf80 RCX: 0000000000c85398 RDX: 0000000000c85397 RSI: 00000000000000d0 RDI: ffff880138338000 RBP: ffff8800aa13dd88 R08: 0000000000016c20 R09: 00007f4f20bd9378 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8800a53dc508 R13: ffff880138338000 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f4f291a4700(0000) GS:ffff88013fd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000010ee9f000 CR4: 00000000000007e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process java (pid: 10566, threadinfo ffff8800aa13c000, task ffff88007ff42ec0) Stack: ffff8800aa13dd28 00007f4f20bd9378 ffff880135f53828 ffff880138338000 ffff880135f53828 ffff880138338000 00007f4f20bd9378 ffffffff8118f8bd 8000000103e000a5 00007f4f20a00000 ffff88007fff3cf8 ffffea00029470c0 Call Trace: [<ffffffff8118f8bd>] ? do_huge_pmd_anonymous_page+0x34d/0x450 [<ffffffff8115eb9e>] handle_mm_fault+0x17e/0x650 [<ffffffff810ba676>] ? futex_wake+0x106/0x130 [<ffffffff816505a1>] __do_page_fault+0x171/0x4d0 [<ffffffff8109798f>] ? __dequeue_entity+0x2f/0x50 [<ffffffff810135d1>] ? __switch_to+0x181/0x4a0 [<ffffffff8165090e>] do_page_fault+0xe/0x10 [<ffffffff8164cf58>] page_fault+0x28/0x30 Code: c0 48 89 45 98 4c 8b 8d 78 ff ff ff 0f 84 f7 04 00 00 48 8b 7d 98 45 31 d2 4c 89 75 90 4c 89 4d a0 45 89 d6 48 89 7d 88 49 89 fd <4d> 8b 07 48 8b 4d a0 31 f6 4c 89 e2 bf da 00 82 00 49 c1 e8 37 RIP [<ffffffff8118ee84>] do_huge_pmd_wp_page+0x684/0xc20 RSP <ffff8800aa13dcf8> CR2: 0000000000000000
Created attachment 731254 [details] File: dmesg
Created attachment 733211 [details] Same issue on fedora 18 Reproduced on Thinkpad Lenovo T410 laptop. Linux blackhole 3.8.5-201.fc18.x86_64 #1 SMP Thu Mar 28 21:01:19 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
Description of problem: I was doing some Java development in Eclipse. Version-Release number of selected component: kernel Additional info: cmdline: BOOT_IMAGE=/boot/vmlinuz-3.8.4-102.fc17.x86_64 root=UUID=e565e9ce-d2fc-4d0b-8562-a65e9f35550a ro rd.md=0 rd.lvm=0 rd.dm=0 SYSFONT=True KEYTABLE=us rd.luks=0 LANG=en_US.UTF-8 rhgb quiet i8042.reset=1 kernel: 3.8.4-102.fc17.x86_64 type: Kerneloops ureports_counter: 1 Truncated backtrace: BUG: unable to handle kernel NULL pointer dereference at (null) IP: [<ffffffff8118ee84>] do_huge_pmd_wp_page+0x684/0xc20 PGD 36aa9067 PUD b241067 PMD 0 Oops: 0000 [#1] SMP Modules linked in: nfnetlink_log nfnetlink vfat fat usb_storage fuse ebtable_nat ebtables xt_CHECKSUM iptable_mangle bridge stp llc be2iscsi iscsi_boot_sysfs lockd sunrpc rfcomm bnx2i cnic uio cxgb4i cxgb4 cxgb3i cxgb3 mdio libcxgbi ib_iser bnep rdma_cm btusb ib_addr iw_cm ib_cm ib_sa ib_mad ib_core iscsi_tcp bluetooth libiscsi_tcp libiscsi scsi_transport_iscsi nf_conntrack_ftp ip6t_REJECT nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_ipv6 nf_defrag_ipv6 ipt_MASQUERADE xt_state iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat ip6table_filter nf_conntrack ip6_tables acer_wmi sparse_keymap iTCO_wdt iTCO_vendor_support coretemp microcode uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev snd_hda_codec_realtek media serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device i2c_i801 snd_pcm arc4 iwl3945 lpc_ich mfd_core tifm_7xx1 iwlegacy tifm_core mac80211 tg3 ptp pps_core cfg80211 rfkill snd_page_alloc snd_time r snd soundcore nsc_ircc irda crc_ccitt binfmt_misc vhost_net tun macvtap macvlan kvm_intel kvm uinput firewire_ohci sdhci_pci sdhci mmc_core firewire_core crc_itu_t yenta_socket wmi i915 video i2c_algo_bit drm_kms_helper drm i2c_core CPU 1 Pid: 9911, comm: java Not tainted 3.8.4-102.fc17.x86_64 #1 Acer TravelMate 5720 /Columbia RIP: 0010:[<ffffffff8118ee84>] [<ffffffff8118ee84>] do_huge_pmd_wp_page+0x684/0xc20 RSP: 0000:ffff8800a8fd3cf8 EFLAGS: 00010246 RAX: ffff88012d546000 RBX: ffff8800aff95880 RCX: 000000000972fdce RDX: 000000000972fdcd RSI: 00000000000000d0 RDI: ffff88012d546000 RBP: ffff8800a8fd3d88 R08: 0000000000016c20 R09: 00007f1532c0ca70 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88008821fcf0 R13: ffff88012d546000 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f153e242700(0000) GS:ffff88013fd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000368ff000 CR4: 00000000000007e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process java (pid: 9911, threadinfo ffff8800a8fd2000, task ffff8801027b9760) Stack: ffff8800b3d98008 00007f1532c0ca70 ffffea00018095c0 ffff88012d546000 ffff88000b37bcb0 ffff88012d546000 00007f1532c0ca70 00007f1534000000 80000001058000a5 00007f1532c00000 0000000000000000 00000000b3d98067 Call Trace: [<ffffffff8115eb9e>] handle_mm_fault+0x17e/0x650 [<ffffffff810ba676>] ? futex_wake+0x106/0x130 [<ffffffff816505a1>] __do_page_fault+0x171/0x4d0 [<ffffffff810bd22d>] ? sys_futex+0x8d/0x190 [<ffffffff8165090e>] do_page_fault+0xe/0x10 [<ffffffff8164cf58>] page_fault+0x28/0x30 Code: c0 48 89 45 98 4c 8b 8d 78 ff ff ff 0f 84 f7 04 00 00 48 8b 7d 98 45 31 d2 4c 89 75 90 4c 89 4d a0 45 89 d6 48 89 7d 88 49 89 fd <4d> 8b 07 48 8b 4d a0 31 f6 4c 89 e2 bf da 00 82 00 49 c1 e8 37 RIP [<ffffffff8118ee84>] do_huge_pmd_wp_page+0x684/0xc20 RSP <ffff8800a8fd3cf8> CR2: 0000000000000000
Are you still seeing this with the 3.9.4 kernel in updates-testing?
I haven't seen this bug in a while. I'm currently on 3.8.13.
Thanks for letting us know.