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Message-Id: <1247947383.4872.3.camel@laptop> Date: Sat, 18 Jul 2009 22:03:03 +0200 From: Peter Zijlstra <peterz@...radead.org> To: "Rafael J. Wysocki" <rjw@...k.pl>, Thomas Gleixner <tglx@...utronix.de>, Len Brown <lenb@...nel.org>, Greg Kroah-Hartman <gregkh@...e.de> Cc: lkml <linux-kernel@...r.kernel.org> Subject: s2r badness Hi, s2r seems to resume again on my latest kernel build (used to be broken for a long-ish while). However it does generate the blow splats. [ 74.576953] ------------[ cut here ]------------ [ 74.576953] WARNING: at /usr/src/linux-2.6/kernel/softirq.c:143 local_bh_enable_ip+0x8b/0xc0() [ 74.576953] Hardware name: 2242CTO [ 74.576953] Modules linked in: cryptd aes_x86_64 aes_generic ecryptfs nfs lockd nfs_acl auth_rpcgss sunrpc binfmt_misc fbcon tileblit font bitblit softcursor bridge stp llc bnep autofs4 acpi_cpufreq joydev btusb coretemp sbp2 snd_hda_codec_conexant pcmcia ecb psmouse serio_raw iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_codec snd_pcm_oss pcspkr snd_mixer_oss iwlagn iwlcore snd_pcm mac80211 snd_seq_dummy ricoh_mmc sdhci_pci sdhci snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event yenta_socket rsrc_nonstatic pcmcia_core cfg80211 snd_seq snd_timer snd_seq_device snd soundcore snd_page_alloc i915 intel_agp thinkpad_acpi led_class video nvram ohci1394 ieee1394 ehci_hcd uhci_hcd fuse [ 74.576953] Pid: 5406, comm: bash Not tainted 2.6.31-rc3-tip #32 [ 74.576953] Call Trace: [ 74.576953] [<ffffffff8107401b>] ? local_bh_enable_ip+0x8b/0xc0 [ 74.576953] [<ffffffff8106c838>] warn_slowpath_common+0x78/0xd0 [ 74.576953] [<ffffffff8106c89f>] warn_slowpath_null+0xf/0x20 [ 74.576953] [<ffffffff8107401b>] local_bh_enable_ip+0x8b/0xc0 [ 74.576953] [<ffffffff814d08d9>] _spin_unlock_bh+0x19/0x20 [ 74.576953] [<ffffffff810d2c77>] load_debug_registers+0x67/0x80 [ 74.576953] [<ffffffff813cbcdb>] restore_processor_state+0x22b/0x280 [ 74.576953] [<ffffffff81286643>] acpi_suspend_enter+0x6a/0xeb [ 74.576953] [<ffffffff810a217f>] suspend_devices_and_enter+0x22f/0x240 [ 74.576953] [<ffffffff810a22b9>] enter_state+0x129/0x150 [ 74.576953] [<ffffffff810a17da>] state_store+0xba/0x100 [ 74.576953] [<ffffffff81248a17>] kobj_attr_store+0x17/0x20 [ 74.576953] [<ffffffff81176155>] sysfs_write_file+0xc5/0x140 [ 74.576953] [<ffffffff8111402b>] vfs_write+0xcb/0x1a0 [ 74.576953] [<ffffffff811141f0>] sys_write+0x50/0x90 [ 74.576953] [<ffffffff8102e242>] system_call_fastpath+0x16/0x1b [ 74.576953] ---[ end trace 58ad491f88b81455 ]--- [ 75.906997] Call Trace: [ 75.907001] <IRQ> [<ffffffff810b63c6>] __report_bad_irq+0x26/0xa0 [ 75.907022] [<ffffffff810b65c8>] note_interrupt+0x188/0x1d0 [ 75.907029] [<ffffffff810b6c85>] handle_fasteoi_irq+0xd5/0x100 [ 75.907038] [<ffffffff81030b7f>] handle_irq+0x1f/0x30 [ 75.907043] [<ffffffff8103029e>] do_IRQ+0x6e/0xf0 [ 75.907052] [<ffffffff8102ec53>] ret_from_intr+0x0/0x11 [ 75.907055] <EOI> [<ffffffff81096130>] ? tick_nohz_stop_sched_tick+0x70/0x3a0 [ 75.907072] [<ffffffff8102ca0a>] ? cpu_idle+0x2a/0xd0 [ 75.907080] [<ffffffff814ba485>] ? rest_init+0x75/0x80 [ 75.907090] [<ffffffff817aed55>] ? start_kernel+0x37a/0x42a [ 75.907098] [<ffffffff817ae299>] ? x86_64_start_reservations+0x99/0xb9 [ 75.907106] [<ffffffff817ae3be>] ? x86_64_start_kernel+0x105/0x120 [ 75.907113] [<ffffffff817ae140>] ? early_idt_handler+0x0/0x71 [ 75.907117] handlers: [ 75.907121] [<ffffffff8137fe10>] (usb_hcd_irq+0x0/0x90) [ 75.907130] Disabling IRQ #18 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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