https://bugzilla.novell.com/show_bug.cgi?id=877191 https://bugzilla.novell.com/show_bug.cgi?id=877191#c0 Summary: BUG: unable to handle kernel NULL pointer dereference at 0000000000000020 Classification: openSUSE Product: openSUSE 13.1 Version: Final Platform: x86-64 OS/Version: openSUSE 13.1 Status: NEW Severity: Critical Priority: P5 - None Component: Basesystem AssignedTo: bnc-team-screening@forge.provo.novell.com ReportedBy: admin@ifyouwantblood.de QAContact: qa-bugs@suse.de Found By: --- Blocker: --- Created an attachment (id=589400) --> (http://bugzilla.novell.com/attachment.cgi?id=589400) complete dmesg from boot till restart User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.116 Safari/537.36 SUSE/34.0.1847.116 # uname -r 3.14.2-25.g1474ea5-desktop this is a tumbleweed install. while xlock was running apparently OOM happend which which has been resolved by the OOM killer to kill chrome. immidiatly after that (or while?) the above bug happend. the system was still running, but chrome was unable to open any website which i would relate to the follow up messages of nouveau: May 10 13:47:30 crest kernel: nouveau E[enlightenment[26368]] fail ttm_validate May 10 13:47:30 crest kernel: nouveau E[enlightenment[26368]] validate vram_list May 10 13:47:30 crest kernel: nouveau E[enlightenment[26368]] validate: -12 (i was back at the pc at 15:33) May 10 15:33:39 crest kernel: nouveau E[ PGRAPH][0000:01:00.0] DATA_ERROR INVALID_VALUE May 10 15:33:39 crest kernel: nouveau E[ PGRAPH][0000:01:00.0] ch 6 [0x001f622000 sushi-start[3903]] subc 3 class 0x8297 mthd 0x0e08 data 0xffba00c8 Reproducible: Couldn't Reproduce Steps to Reproduce: 1. 2. 3. Actual Results: May 10 13:47:28 crest kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000020 May 10 13:47:29 crest kernel: IP: [<ffffffffa027c1f6>] submit_one_bio+0x36/0x90 [btrfs] May 10 13:47:29 crest kernel: PGD 143dda067 PUD 0 May 10 13:47:29 crest kernel: Oops: 0000 [#1] PREEMPT SMP May 10 13:47:29 crest kernel: Modules linked in: usblp xts gf128mul bnep bluetooth rfkill 6lowpan_iphc fuse af_packet xt_tcpudp xt_pkttype xt_LOG xt_limit ip6t_REJECT nf_conntrack_i May 10 13:47:30 crest kernel: ata_piix nouveau ttm drm_kms_helper drm i2c_algo_bit mxm_wmi video wmi button processor scsi_dh_rdac scsi_dh_hp_sw scsi_dh_emc scsi_dh_alua scsi_dh May 10 13:47:30 crest kernel: CPU: 0 PID: 24078 Comm: chromium Not tainted 3.14.2-25.g1474ea5-desktop #1 May 10 13:47:30 crest kernel: Hardware name: FUJITSU ESPRIMO P2560 /D3041-A1, BIOS 6.00 R1.02.3041.A1 11/09/2010 May 10 13:47:30 crest kernel: task: ffff88003f5a6110 ti: ffff88000d678000 task.ti: ffff88000d678000 May 10 13:47:30 crest kernel: RIP: 0010:[<ffffffffa027c1f6>] [<ffffffffa027c1f6>] submit_one_bio+0x36/0x90 [btrfs] May 10 13:47:30 crest kernel: RSP: 0018:ffff88000d679930 EFLAGS: 00010202 May 10 13:47:30 crest kernel: RAX: ffff88012934a030 RBX: ffff880135f6d628 RCX: 0000000000020001 May 10 13:47:30 crest kernel: RDX: 0000000000000000 RSI: 000000000000177e RDI: 0000000000000000 May 10 13:47:30 crest kernel: RBP: 0000000000001000 R08: 0000000000000000 R09: ffffea0005e57260 May 10 13:47:30 crest kernel: R10: 0000000000000000 R11: 0000000000000010 R12: 0000000000020001 May 10 13:47:30 crest kernel: R13: 00000000027e96c8 R14: ffff880135f6d628 R15: ffff8801a7d8b440 May 10 13:47:30 crest kernel: FS: 00007f7235a15a00(0000) GS:ffff8801bfc00000(0000) knlGS:0000000000000000 May 10 13:47:30 crest kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b May 10 13:47:30 crest kernel: CR2: 0000000000000020 CR3: 0000000007d87000 CR4: 00000000000407f0 May 10 13:47:30 crest kernel: Stack: May 10 13:47:30 crest kernel: ffff88000d679b68 0000000000001000 ffffffffa027f56a ffffea0005d016b8 May 10 13:47:30 crest kernel: 0000000000000000 ffff8801b6ac5b00 00000000a7d8b440 ffffffffa02810e0 May 10 13:47:30 crest kernel: 0000000000000001 ffff8801a7d8b45c 0000000001788000 0000000000001000 May 10 13:47:30 crest kernel: Call Trace: May 10 13:47:30 crest kernel: [<ffffffffa027f56a>] submit_extent_page.isra.36+0xca/0x230 [btrfs] May 10 13:47:30 crest kernel: [<ffffffffa027f91f>] __do_readpage+0x24f/0x7d0 [btrfs] May 10 13:47:30 crest kernel: [<ffffffffa028012a>] __extent_readpages.constprop.41+0x1ba/0x2f0 [btrfs] May 10 13:47:30 crest kernel: [<ffffffffa0282065>] extent_readpages+0x155/0x1a0 [btrfs] May 10 13:47:30 crest kernel: [<ffffffff8114e2b3>] __do_page_cache_readahead+0x1b3/0x260 May 10 13:47:30 crest kernel: [<ffffffff8114e9dd>] ra_submit+0x1d/0x20 May 10 13:47:30 crest kernel: [<ffffffff8114400d>] filemap_fault+0x33d/0x3e0 May 10 13:47:30 crest kernel: [<ffffffff81168bbf>] __do_fault+0x6f/0x560 May 10 13:47:30 crest kernel: [<ffffffff8116ce6a>] handle_mm_fault+0x4aa/0xf80 May 10 13:47:30 crest kernel: [<ffffffff8160bc4a>] __do_page_fault+0x15a/0x540 May 10 13:47:30 crest kernel: [<ffffffff81608ee8>] page_fault+0x28/0x30 May 10 13:47:30 crest kernel: [<00007f72373e6e80>] 0x7f72373e6e7f May 10 13:47:30 crest kernel: Code: 48 89 f3 4c 8b 4e 78 4c 8b 56 50 48 c1 e0 04 49 8d 44 01 f0 4c 8b 08 44 8b 40 0c 49 8b 71 10 48 c7 43 50 00 00 00 00 f0 ff 43 74 <49> 8b 42 20 48 May 10 13:47:30 crest kernel: RIP [<ffffffffa027c1f6>] submit_one_bio+0x36/0x90 [btrfs] May 10 13:47:30 crest kernel: RSP <ffff88000d679930> May 10 13:47:30 crest kernel: CR2: 0000000000000020 May 10 13:47:30 crest kernel: ---[ end trace 3386578f208f0ccb ]--- Expected Results: no null pointer -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.