On Mon, Jan 14, 2013 at 7:56 PM, Jens Axboe <axboe@xxxxxxxxx> wrote: > On 2013-01-14 19:33, Sedat Dilek wrote: >> Hi, >> >> while running LTP lite on my next-20130114 kernel I hit this >> call-trace (file attached). >> >> Looks to me like problem in the block layer, but not sure. >> Might one of the experts have look at it? > > Really? 600kb of data to look through? Can't you just paste the actual > error, I can't even find it... > $ cat call-trace_ltplite_madvise02_next-20130114.txt Jan 14 17:47:14 fambox kernel: [ 1263.965957] ------------[ cut here ]------------ Jan 14 17:47:14 fambox kernel: [ 1263.965989] Kernel BUG at ffffffff81328b2b [verbose debug info unavailable] Jan 14 17:47:14 fambox kernel: [ 1263.966022] invalid opcode: 0000 [#1] SMP Jan 14 17:47:14 fambox kernel: [ 1263.966046] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek joydev coretemp kvm_intel kvm snd_hda_intel snd_hda_codec arc4 iwldvm snd_hwdep snd_pcm ghash_clmulni_intel mac80211 aesni_intel i915 snd_page_alloc xts snd_seq_midi aes_x86_64 snd_seq_midi_event uvcvideo lrw gf128mul iwlwifi snd_rawmidi ablk_helper snd_seq i2c_algo_bit cryptd drm_kms_helper snd_timer videobuf2_vmalloc drm snd_seq_device videobuf2_memops psmouse parport_pc snd cfg80211 btusb rfcomm videobuf2_core bnep microcode ppdev soundcore videodev samsung_laptop wmi lp bluetooth serio_raw mei mac_hid hid_generic video lpc_ich parport usbhid hid r8169 Jan 14 17:47:14 fambox kernel: [ 1263.966377] CPU 3 Jan 14 17:47:14 fambox kernel: [ 1263.966388] Pid: 7803, comm: madvise02 Not tainted 3.8.0-rc3-next20130114-5-iniza-generic #1 SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH Jan 14 17:47:14 fambox kernel: [ 1263.966450] RIP: 0010:[<ffffffff81328b2b>] [<ffffffff81328b2b>] blk_flush_plug_list+0x1eb/0x210 Jan 14 17:47:14 fambox kernel: [ 1263.966508] RSP: 0018:ffff88000d933e58 EFLAGS: 00010287 Jan 14 17:47:14 fambox kernel: [ 1263.966532] RAX: 0000000091827364 RBX: ffff88000d933e68 RCX: 0000000000000000 Jan 14 17:47:14 fambox kernel: [ 1263.966566] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88000d933f10 Jan 14 17:47:14 fambox kernel: [ 1263.966614] RBP: ffff88000d933eb8 R08: 0000000000000003 R09: 0000000000000000 Jan 14 17:47:14 fambox kernel: [ 1263.966656] R10: 00007fff3d62c9b0 R11: 0000000000000206 R12: 0000000000000000 Jan 14 17:47:14 fambox kernel: [ 1263.966696] R13: 0000000000001000 R14: ffff88000d933f10 R15: ffff88000d933f10 Jan 14 17:47:14 fambox kernel: [ 1263.966736] FS: 00007f56bcbc2700(0000) GS:ffff88011fac0000(0000) knlGS:0000000000000000 Jan 14 17:47:14 fambox kernel: [ 1263.966780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jan 14 17:47:14 fambox kernel: [ 1263.966813] CR2: 00007f56bc6ec060 CR3: 000000000bf66000 CR4: 00000000000407e0 Jan 14 17:47:14 fambox kernel: [ 1263.966848] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jan 14 17:47:14 fambox kernel: [ 1263.966885] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Jan 14 17:47:14 fambox kernel: [ 1263.966921] Process madvise02 (pid: 7803, threadinfo ffff88000d932000, task ffff88000d9f2e40) Jan 14 17:47:14 fambox kernel: [ 1263.966963] Stack: Jan 14 17:47:14 fambox kernel: [ 1263.966978] 0000000000000001 0000000000000001 ffff88000d933e68 ffff88000d933e68 Jan 14 17:47:14 fambox kernel: [ 1263.967024] ffff88000d933ef8 ffffffff8114b77c ffff88000d933ec0 ffff88000d933f10 Jan 14 17:47:14 fambox kernel: [ 1263.967071] 0000000000000000 0000000000001000 0000000000010000 ffff88000d933f10 Jan 14 17:47:14 fambox kernel: [ 1263.967118] Call Trace: Jan 14 17:47:14 fambox kernel: [ 1263.967137] [<ffffffff8114b77c>] ? vm_mmap_pgoff+0xbc/0xe0 Jan 14 17:47:14 fambox kernel: [ 1263.967173] [<ffffffff81328b68>] blk_finish_plug+0x18/0x50 Jan 14 17:47:14 fambox kernel: [ 1263.967209] [<ffffffff811544d8>] sys_madvise+0xc8/0x3a0 Jan 14 17:47:14 fambox kernel: [ 1263.967247] [<ffffffff816ba0e9>] ? do_page_fault+0x39/0x50 Jan 14 17:47:14 fambox kernel: [ 1263.967288] [<ffffffff816be79d>] system_call_fastpath+0x1a/0x1f Jan 14 17:47:14 fambox kernel: [ 1263.967331] Code: 4d 85 ff 74 0d 44 89 e2 89 c6 4c 89 ff e8 be b5 ff ff 4c 89 ef 57 9d 66 66 90 66 90 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 31 d2 be ed ff ff ff 4c 89 f7 89 45 a8 e8 91 f9 ff ff 8b Jan 14 17:47:14 fambox kernel: [ 1263.967589] RIP [<ffffffff81328b2b>] blk_flush_plug_list+0x1eb/0x210 Jan 14 17:47:14 fambox kernel: [ 1263.967630] RSP <ffff88000d933e58> Jan 14 17:47:14 fambox kernel: [ 1263.989553] ---[ end trace 19e1575014ab42a7 ]--- - Sedat - > -- > Jens Axboe > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>