On Thu, Dec 10, 2015 at 10:36:17AM -0600, Jon Christopherson wrote: > Hello, > > I noticed this new oops since running 4.4.0-rc4. Happens shortly after boot > and pretty much kills the system: > > > [ 177.774250] ------------[ cut here ]------------ > >[ 177.774256] kernel BUG at /data0/Source/mainline/mm/page-writeback.c:2654! > >[ 177.774258] invalid opcode: 0000 [#1] SMP > >[ 177.774261] Modules linked in: xt_CHECKSUM iptable_mangle ipt_MASQUERADE > >nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 > >nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp > >bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables > >iptable_filter ip_tables x_tables ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad > >ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi rfcomm > >bnep nfsd auth_rpcgss nfs_acl binfmt_misc nfs lockd grace sunrpc fscache xfs > >libcrc32c snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi > >nvidia_modeset(POE) eeepc_wmi mxm_wmi asus_wmi sparse_keymap intel_rapl > >iosf_mbi x86_pkg_temp_thermal intel_powerclamp dm_multipath nvidia(POE) > >btusb kvm_intel btrtl nls_iso8859_1 kvm btbcm irqbypass snd_hd > a_intel wl(POE) btintel hid_logitech_hidpp joydev bluetooth serio_raw > snd_hda_codec snd_hda_core snd_seq_midi cfg80211 snd_seq_midi_event snd_hwdep > snd_rawmidi lpc_ich snd_pcm drm snd_seq snd_seq_dev > ice snd_timer 8250_fintek snd mei_me mei soundcore wmi mac_hid parport_pc > shpchp ppdev msr nct6775 hwmon_vid coretemp lp parport btrfs xor raid6_pq > drbg ansi_cprng dm_crypt dm_mirror dm_region_hash dm_log hid_generic > hid_logitech_dj usbhid hid crct10dif_pclmul crc32_pclmul ahci aesni_intel > aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd psmouse libahci video > >[ 177.774357] CPU: 5 PID: 5158 Comm: thunderbird Tainted: P W OE > >4.4.0-121-generic #201512100930 > >[ 177.774360] Hardware name: System manufacturer System Product Name/P8P67 > >DELUXE, BIOS 3602 10/31/2012 > >[ 177.774362] task: ffff88040b6d0000 ti: ffff8803af864000 task.ti: > >ffff8803af864000 > >[ 177.774364] RIP: 0010:[<ffffffff81185b11>] [<ffffffff81185b11>] > >clear_page_dirty_for_io+0xe1/0x1a0
Dave Jones sent in a report about this with trinity too, I'm digging in today. Since you can trigger this reliably, what was the last known-good kernel for you? -chris -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html