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<4C0BC35C.8070003@kernel.org> <4C0BC45A.6080104@gmail.com> Date: Mon, 7 Jun 2010 03:03:00 +0200 Message-ID: Subject: Re: Linux 2.6.35-rc2 From: Alessandro Suardi To: Torsten Kaiser Cc: Tejun Heo , Linus Torvalds , Alex Deucher , Linux Kernel Mailing List , Jeff Garzik Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9408 Lines: 183 On Sun, Jun 6, 2010 at 6:25 PM, Torsten Kaiser wrote: > On Sun, Jun 6, 2010 at 5:52 PM, Tejun Heo wrote: >> On 06/06/2010 05:48 PM, Tejun Heo wrote: >>> Can you please try w/o KMS just in case? > > 2 out of 2 attempts without KMS worked without any OOPS. > Sorry to have bother you with this, it now really looks KMS related. > >> Also, does it always crash the same way? > > It seemed so, both attempts with KMS crashed the same way. > > Could you suggest a KConfig option, that might catch the culprit? > DEBUG_PAGEALLOC or DEBUG_OBJECTS? > > Torsten > > Just for reference, here is the other crash with KMS: > [ ? 82.500052] general protection fault: 0000 [#1] SMP > [ ? 82.505057] last sysfs file: /sys/devices/virtual/block/md3/uevent > [ ? 82.510007] CPU 0 > [ ? 82.510007] Modules linked in: sg > [ ? 82.510007] > [ ? 82.510007] Pid: 335, comm: kblockd/0 Not tainted 2.6.35-rc2 #1 > KFN5-D SLI/KFN5-D SLI > [ ? 82.510007] RIP: 0010:[] ?[] > ata_find_dev+0x24/0x90 > [ ? 82.510007] RSP: 0018:ffff88007f40bda0 ?EFLAGS: 00010082 > [ ? 82.510007] RAX: 0720072007200720 RBX: ffff88011f307c00 RCX: 0720072007202558 > [ ? 82.510007] RDX: ffff8800070d1e38 RSI: 0000000000000000 RDI: ffff8800070d0000 > [ ? 82.510007] RBP: ffff880006c1c300 R08: 0000000000000001 R09: 0000000000000010 > [ ? 82.510007] R10: 0000000000000000 R11: ffff880007246c68 R12: ffff88011f30c000 > [ ? 82.510007] R13: ffff8800070d0000 R14: ffffffff81340f80 R15: ffff88011f307d38 > [ ? 82.510007] FS: ?00007f97bcf66700(0000) GS:ffff880001c00000(0000) > knlGS:0000000000000000 > [ ? 82.510007] CS: ?0010 DS: 0000 ES: 0000 CR0: 000000008005003b > [ ? 82.510007] CR2: 00007f97bbe18900 CR3: 0000000001a05000 CR4: 00000000000006f0 > [ ? 82.510007] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > [ ? 82.510007] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > [ ? 82.510007] Process kblockd/0 (pid: 335, threadinfo > ffff88007f40a000, task ffff88007ff9a7d0) > [ ? 82.510007] Stack: > [ ? 82.510007] ?ffffffff8135ab25 ffffffff8135e7cb ffff880006c1c300 > ffff88011f30c000 > [ ? 82.510007] <0> ffff880007246b88 0000000000000287 ffff88011f307c48 > ffffffff81341c49 > [ ? 82.510007] <0> ffff880007246b88 ffff88011f307c00 ffff88011f3a0888 > ffff880007246b88 > [ ? 82.510007] Call Trace: > [ ? 82.510007] ?[] ? ata_scsi_find_dev+0x5/0x30 > [ ? 82.510007] ?[] ? ata_scsi_queuecmd+0x4b/0x2c0 > [ ? 82.510007] ?[] ? scsi_dispatch_cmd+0xd9/0x210 > [ ? 82.510007] ?[] ? scsi_request_fn+0x300/0x3e0 > [ ? 82.510007] ?[] ? blk_unplug_work+0x0/0x20 > [ ? 82.510007] ?[] ? generic_unplug_device+0x24/0x30 > [ ? 82.510007] ?[] ? worker_thread+0xeb/0x180 > [ ? 82.510007] ?[] ? autoremove_wake_function+0x0/0x30 > [ ? 82.510007] ?[] ? worker_thread+0x0/0x180 > [ ? 82.510007] ?[] ? kthread+0x8e/0xa0 > [ ? 82.510007] ?[] ? kernel_thread_helper+0x4/0x10 > [ ? 82.510007] ?[] ? kthread+0x0/0xa0 > [ ? 82.510007] ?[] ? kernel_thread_helper+0x0/0x10 > [ ? 82.510007] Code: 1f 84 00 00 00 00 00 8b 87 00 29 00 00 85 c0 75 46 48 > 8b 87 38 1e 00 00 48 8d 97 38 1e 00 00 48 8d 88 38 1e 00 00 48 39 ca 74 4c > <48> 3b 90 f8 28 00 00 74 43 ba 01 00 00 00 39 d6 7d 47 48 63 f6 > [ ? 82.510007] RIP ?[] ata_find_dev+0x24/0x90 > [ ? 82.510007] ?RSP > [ ? 82.510007] ---[ end trace 63f75d1cde008d47 ]--- With -rc2 on F13, x86_64, Dell E6400 I had X not showing on "startx" at the first attempt (totally blank screen), with the oops pasted below found after Alt-Fn'ing into another console tty and logging in. startx worked on 2nd attempt, and I was able to work for a while (at least 15 minutes), then on exiting the Gnome session the laptop locked up hard (CapsLock did not change LED upon press), and I could only keep power button pressed to turn the computer off. [root@duff linux-2.6.35-rc2]# grep KMS .config CONFIG_DRM_KMS_HELPER=m CONFIG_DRM_I915_KMS=y -rc1-git2 and earlier have had no such issue. The "taint" P flag is due to the broadcom-sta driver that I compiled for my BCM4322 wireless chip (and have for the last several dozens of kernels). Jun 6 23:53:50 duff ntpd[2870]: Listen normally on 5 eth1 192.168.1.8 UDP 123 Jun 6 23:53:53 duff kernel: general protection fault: 0000 [#1] SMP Jun 6 23:53:53 duff kernel: last sysfs file: /sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0A:00/power_supply/BAT0/voltage_now Jun 6 23:53:53 duff kernel: CPU 0 Jun 6 23:53:53 duff kernel: Modules linked in: lib80211_crypt_tkip wl(P) cfg80211 lib80211 tun rfcomm sco bridge stp llc bnep l2cap sunrpc cpufreq_ondemand iptable_filter ip_tables ip6table_filter ip6_tables ipv6 snd_hda_codec_intelhdmi snd_hda_codec_idt btusb bluetooth snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore snd_page_alloc dell_laptop sdhci_pci rfkill sdhci mmc_core microcode pcspkr i2c_i801 dcdbas ac battery joydev ext4 jbd2 crc16 firewire_ohci firewire_core crc_itu_t i915 drm_kms_helper drm i2c_algo_bit i2c_core video output [last unloaded: scsi_wait_scan] Jun 6 23:53:53 duff kernel: Jun 6 23:53:53 duff kernel: Pid: 3618, comm: gnome-session Tainted: P 2.6.35-rc2 #1 0HT027/Latitude E6400 Jun 6 23:53:53 duff kernel: RIP: 0010:[] [] _raw_spin_lock_irqsave+0x18/0x2f Jun 6 23:53:53 duff kernel: RSP: 0018:ffff88011f665a98 EFLAGS: 00010046 Jun 6 23:53:53 duff kernel: RAX: 0000000000000019 RBX: 0e200e200e200e20 RCX: ffff88011e1c2090 Jun 6 23:53:53 duff kernel: RDX: 0000000000000100 RSI: ffff88011e1c2060 RDI: 0e200e200e200e20 Jun 6 23:53:53 duff kernel: RBP: ffff88011f665aa8 R08: 0000000000000002 R09: dead000000100100 Jun 6 23:53:53 duff kernel: R10: 000000000000013e R11: 000000000000fa6a R12: 0000000000000246 Jun 6 23:53:53 duff kernel: R13: ffff88011f665b88 R14: ffff88011e1c2000 R15: ffff88011f665e54 Jun 6 23:53:53 duff kernel: FS: 00007fbf83c03920(0000) GS:ffff880001800000(0000) knlGS:0000000000000000 Jun 6 23:53:53 duff kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 6 23:53:53 duff kernel: CR2: 00007fff387d6f98 CR3: 000000011f641000 CR4: 00000000000006f0 Jun 6 23:53:53 duff kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 6 23:53:53 duff kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Jun 6 23:53:53 duff kernel: Process gnome-session (pid: 3618, threadinfo ffff88011f664000, task ffff88011e55db40) Jun 6 23:53:53 duff kernel: Stack: Jun 6 23:53:53 duff kernel: 0e200e200e200e20 ffff88011e1c2060 ffff88011f665ac8 ffffffff8105405f Jun 6 23:53:53 duff kernel: <0> ffff88011a157300 0e200e200e200e20 ffff88011f665af8 ffffffff810e2619 Jun 6 23:53:53 duff kernel: <0> ffff88011d251b00 0000000001d0e5c0 ffff88011f665df8 0000000000000000 Jun 6 23:53:53 duff kernel: Call Trace: Jun 6 23:53:53 duff kernel: [] add_wait_queue+0x15/0x46 Jun 6 23:53:53 duff kernel: [] __pollwait+0xbe/0xc7 Jun 6 23:53:53 duff kernel: [] sock_poll_wait+0x13/0x18 Jun 6 23:53:53 duff kernel: [] unix_poll+0x19/0x95 Jun 6 23:53:53 duff kernel: [] sock_poll+0x15/0x17 Jun 6 23:53:53 duff kernel: [] do_sys_poll+0x244/0x3e5 Jun 6 23:53:53 duff kernel: [] ? __pollwait+0x0/0xc7 Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? pollwake+0x0/0x4f Jun 6 23:53:53 duff kernel: [] ? selinux_file_permission+0xa2/0xad Jun 6 23:53:53 duff kernel: [] ? ktime_get_ts+0xad/0xba Jun 6 23:53:53 duff kernel: [] ? poll_select_set_timeout+0x61/0x7c Jun 6 23:53:53 duff kernel: [] sys_poll+0x50/0xba Jun 6 23:53:53 duff kernel: [] system_call_fastpath+0x16/0x1b Jun 6 23:53:53 duff kernel: Code: f0 66 0f c1 03 38 e0 74 06 f3 90 8a 03 eb f6 58 5b c9 c3 55 48 89 e5 41 54 53 48 89 fb 9c 41 5c fa e8 cb 90 d2 ff ba 00 01 00 00 66 0f c1 13 38 f2 74 06 f3 90 8a 13 eb f6 4c 89 e0 5b 41 5c Jun 6 23:53:53 duff kernel: RIP [] _raw_spin_lock_irqsave+0x18/0x2f Jun 6 23:53:53 duff kernel: RSP Jun 6 23:53:53 duff kernel: ---[ end trace be9e13ece4e5abe7 ]--- --alessandro "There's always a siren singing you to shipwreck" (Radiohead, "There There") -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/