Hi all, This morning when I hot docked my laptop (after it actually resumed for once!) it produced this BUG message: [16045.661684] genirq: Flags mismatch irq 46. 00000000 (eth0) vs. 00000000 (eth0) [16045.661749] ------------[ cut here ]------------ [16045.661827] kernel BUG at drivers/pci/msi.c:346! [16045.661902] invalid opcode: 0000 [#1] SMP [16045.661974] Modules linked in: xhci_hcd hid_generic usbhid hid ip6table_filter ip6_tables iptable_filter ip_tables x_tables tun bnep rfcomm cpufreq_conservative cpufreq_stats cpufreq_powersave cpufreq_userspace uinput deflate zlib_deflate ctr twofish_generic twofish_x86_64_3way twofish_x86_64 twofish_common camellia_generic camellia_x86_64 serpent_sse2_x86_64 serpent_generic glue_helper lrw xts gf128mul blowfish_generic blowfish_x86_64 blowfish_common cast5_generic cast_common ablk_helper cryptd des_generic cbc xcbc rmd160 sha512_generic sha256_generic sha1_ssse3 sha1_generic hmac crypto_null af_key xfrm_algo nf_conntrack_ftp nf_conntrack loop fuse dm_crypt dm_mod snd_hda_codec_hdmi btusb bluetooth iTCO_wdt arc4 iTCO_vendor_support snd_hda_codec_conexant iwldvm mac80211 sg sr_mod cdrom coretemp kvm_intel kvm crc32c_intel pcspkr psmouse serio_raw firewire_ohci i7core_edac edac_core firewire_core thinkpad_acpi lpc_ich i2c_i801 mfd_core crc_itu_t nvram battery ac snd_seq_midi nouve au sdhci_pci acpi_cpufreq sdhci mperf mmc_core snd_hda_intel snd_rawmidi snd_hda_codec snd_hwdep iwlwifi snd_pcm_oss video snd_seq_midi_event mxm_wmi snd_mixer_oss cfg80211 wmi ehci_pci ehci_hcd snd_pcm snd_seq usbcore rfkill usb_common snd_seq_device snd_page_alloc snd_timer button drm_kms_helper e1000e ttm snd drm processor i2c_algo_bit i2c_core soundcore microcode thermal thermal_sys [last unloaded: xhci_hcd] [16045.664620] CPU 6 [16045.664668] Pid: 8840, comm: ifconfig Not tainted 3.8.0-rc3+ #1 LENOVO 4389A97/4389A97 [16045.664828] RIP: 0010:[<ffffffff8120a3a3>] [<ffffffff8120a3a3>] free_msi_irqs+0x56/0x107 [16045.664962] RSP: 0018:ffff8801296e9c48 EFLAGS: 00010282 [16045.665043] RAX: ffff880127be1d80 RBX: ffff88012a5fb9c0 RCX: 00000000fffffffa [16045.665161] RDX: 0000000000000000 RSI: 000000000000002e RDI: 0000000000000000 [16045.665298] RBP: ffff880131d2a000 R08: ffff880133000050 R09: 0000000000000030 [16045.665447] R10: 00000000000000c8 R11: 0000000000000000 R12: 0000000000000000 [16045.665589] R13: ffff880131d2a848 R14: 0000000000000001 R15: 0000000000000000 [16045.665728] FS: 0000000000000000(0000) GS:ffff880137d80000(0063) knlGS:00000000f765c8d0 [16045.665894] CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b [16045.666010] CR2: 0000000008062e00 CR3: 00000001104aa000 CR4: 00000000000007e0 [16045.666153] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [16045.666300] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [16045.666456] Process ifconfig (pid: 8840, threadinfo ffff8801296e8000, task ffff88013083f6a0) [16045.666636] Stack: [16045.666686] ffff880131d2a000 ffff880130af0000 0000000000000000 ffff880131d2a098 [16045.666869] 0000000000000001 ffffffff8120ae37 ffff880130af07c0 ffffffffa00ec658 [16045.667031] ffff880130af07c0 ffffffffa00ec924 ffff880130af0000 ffff880130af07c0 [16045.667209] Call Trace: [16045.667277] [<ffffffff8120ae37>] ? pci_disable_msi+0x28/0x41 [16045.667448] [<ffffffffa00ec658>] ? e1000e_reset_interrupt_capability+0x48/0x54 [e1000e] [16045.667654] [<ffffffffa00ec924>] ? e1000_request_irq+0x1d2/0x249 [e1000e] [16045.667807] [<ffffffffa00eecdd>] ? e1000_open+0xe7/0x393 [e1000e] [16045.667931] [<ffffffff81399c14>] ? notifier_call_chain+0x2e/0x59 [16045.668068] [<ffffffff812e63ca>] ? __dev_open+0x8c/0xce [16045.668184] [<ffffffff812e65d1>] ? __dev_change_flags+0x9d/0x118 [16045.668310] [<ffffffff812e66b2>] ? dev_change_flags+0x12/0x42 [16045.668429] [<ffffffff813308e7>] ? devinet_ioctl+0x247/0x53d [16045.668553] [<ffffffff812e6e4a>] ? dev_ioctl+0x46d/0x5d4 [16045.668674] [<ffffffff812d252a>] ? sock_do_ioctl+0x1b/0x36 [16045.668806] [<ffffffff812d3458>] ? compat_sock_ioctl+0xaf5/0xb68 [16045.668951] [<ffffffff811a0553>] ? file_has_perm+0x6b/0x74 [16045.669073] [<ffffffff8112a99b>] ? compat_sys_ioctl+0x1bf/0x10bc [16045.669207] [<ffffffff810e6ca5>] ? kmem_cache_alloc+0x4f/0xbd [16045.669330] [<ffffffff8139d11c>] ? sysenter_dispatch+0x7/0x21 [16045.669444] Code: eb 10 eb 33 8a 0b 41 be 01 00 00 00 45 31 e4 d0 e9 83 e1 07 41 d3 e6 eb 17 8b 7b 0c 44 01 e7 e8 90 30 e8 ff 48 83 78 58 00 74 02 <0f> 0b 41 ff c4 45 39 f4 7c e4 eb c3 48 8d 43 10 49 39 c5 75 b4 [16045.670155] RIP [<ffffffff8120a3a3>] free_msi_irqs+0x56/0x107 [16045.670288] RSP <ffff8801296e9c48> This is v3.8-rc3-273-g3152ba0, config at http://ozlabs.org/~sfr/config.oops, "lspci -vv -k output at http://ozlabs.org/~sfr/lspci.oops The laptop continued running enough for me to switch back to X and shut it down. -- Cheers, Stephen Rothwell sfr@xxxxxxxxxxxxxxxx
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