On Mon, 2015-04-13 at 18:08 +0300, Antti Salmela wrote:
> Package: src:linux
> Version: 3.16.7-ckt9-2
> Followup-For: Bug #782515
>
> It's TCP Fastopen. After I disable it with 'echo 0 > /proc/sys/net/ipv4/tcp_fastopen' I can start system (and chrome) normally.
> Here's a oops report recorded with netconsole.
Thanks, so this is clearly unrelated to the graphics driver.
Is this also reproducible with 3.19 from experimental? (Note you won't
be able to build the nvidia driver against that.)
Ben.
> [ 909.173388] ------------[ cut here ]------------
> [ 909.173395] kernel BUG at /build/linux-oP9w_T/linux-3.16.7-ckt9/net/ipv4/tcp_output.c:878!
> [ 909.173397] invalid opcode: 0000 [#1] SMP
> [ 909.173401] Modules linked in: netconsole configfs iTCO_wdt iTCO_vendor_support binfmt_misc snd_hrtimer snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device cfg80211 pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_multiport xt_conntrack nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_hdmi nvidia(PO) joydev hid_generic eeepc_wmi asus_wmi sparse_keymap rfkill mxm_wmi evdev usbhid x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_realtek intel_rapl snd_hda_codec_generic crc32_pclmul snd_soc_rt5640 ghash_clmulni_intel snd_soc_rl6231 snd_hda_intel snd_soc_core aesni_intel snd_hda_controller snd_hda_codec aes_x86_64 snd_compress lrw snd_hwdep snd_pcm_oss gf128mul glue_helper snd_mixer_oss ablk_helper psmouse snd_pcm cryptd drm pcspkr serio_raw snd_timer snd tpm_infineon regmap_i2c soundcore tpm_tis tpm mei_me i2c_designware_platform snd_soc_sst_acpi mei battery shpchp i2c_designware_core vid
> eo wmi acpi_pad button processor vhost_net tun vhost macvtap macvlan kvm_intel kvm sch_fq_codel coretemp firewire_sbp2 firewire_core crc_itu_t loop fuse autofs4 ext4 crc16 mbcache jbd2 btrfs xor raid6_pq dm_mod raid1 md_mod sg sd_mod crc_t10dif crct10dif_generic crct10dif_pclmul crct10dif_common crc32c_intel ahci libahci ehci_pci libata xhci_hcd ehci_hcd scsi_mod e1000e ptp usbcore pps_core usb_common thermal fan thermal_sys sdhci_acpi i2c_hid sdhci hid mmc_core i2c_core
> [ 909.173529] CPU: 7 PID: 3263 Comm: Chrome_IOThread Tainted: P O 3.16.0-4-amd64 #1 Debian 3.16.7-ckt9-2
> [ 909.173531] Hardware name: ASUS All Series/Z97-A, BIOS 1205 07/07/2014
> [ 909.173533] task: ffff88080231b630 ti: ffff8807a0fec000 task.ti: ffff8807a0fec000
> [ 909.173535] RIP: 0010:[<ffffffff8146f6ef>] [<ffffffff8146f6ef>] tcp_transmit_skb+0x6ff/0x8e0
> [ 909.173540] RSP: 0018:ffff8807a0fefb48 EFLAGS: 00010246
> [ 909.173542] RAX: 00000000000002c0 RBX: ffff8807a09ec780 RCX: 00000000000000d0
> [ 909.173543] RDX: 0000000000000001 RSI: ffff880036844400 RDI: ffff8807e4084800
> [ 909.173545] RBP: ffff880036844400 R08: 00000000000002c0 R09: 0000000000000500
> [ 909.173546] R10: ffff8807a09eccd8 R11: ffff8807a09ecd64 R12: ffff8807cda214c0
> [ 909.173548] R13: ffff880036844400 R14: 00000000000000d2 R15: ffff8807a0fefe80
> [ 909.173550] FS: 00007fe82bd75700(0000) GS:ffff88083edc0000(0000) knlGS:0000000000000000
> [ 909.173551] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 909.173553] CR2: 00003d5359dfa008 CR3: 00000007ce6dd000 CR4: 00000000001407e0
> [ 909.173554] Stack:
> [ 909.173556] ffffffff8140cd37 00ff8807cda214c0 ffff8807a09ec780 00000000000000d4
> [ 909.173560] ffff8807a09ec780 ffff88081c47ae80 ffff8807a09ec780 ffff880036844600
> [ 909.173564] ffff8807cda214c0 ffff880036844400 00000000000000d2 ffff8807a0fefe80
> [ 909.173569] Call Trace:
> [ 909.173572] [<ffffffff8140cd37>] ? __alloc_skb+0x87/0x2a0
> [ 909.173575] [<ffffffff81470ce6>] ? tcp_connect+0x466/0x780
> [ 909.173578] [<ffffffff81475576>] ? tcp_v4_connect+0x2f6/0x450
> [ 909.173581] [<ffffffff8148a715>] ? __inet_stream_connect+0x95/0x310
> [ 909.173584] [<ffffffff81462610>] ? tcp_sendmsg+0x550/0xd20
> [ 909.173587] [<ffffffff8114a3c5>] ? release_pages+0x85/0x220
> [ 909.173590] [<ffffffff81403f4b>] ? sock_sendmsg+0x8b/0xc0
> [ 909.173593] [<ffffffff811c15f1>] ? touch_atime+0x71/0x140
> [ 909.173596] [<ffffffff811b0180>] ? pipe_read+0x280/0x2f0
> [ 909.173599] [<ffffffff814040b1>] ? SYSC_sendto+0xf1/0x180
> [ 909.173603] [<ffffffff811a7f4d>] ? vfs_read+0xed/0x170
> [ 909.173607] [<ffffffff81510e4d>] ? system_call_fast_compare_end+0x10/0x15
> [ 909.173608] Code: 48 89 c5 e9 a5 f9 ff ff 0f 1f 40 00 8b 8b c4 05 00 00 89 ca d1 e9 c1 ea 02 01 d1 8b 93 c0 05 00 00 39 d1 0f 43 d1 e9 37 ff ff ff <0f> 0b 8b 55 40 39 c2 0f 89 b7 fb ff ff 8d 88 00 00 ff ff 39 d1
> [ 909.173654] RIP [<ffffffff8146f6ef>] tcp_transmit_skb+0x6ff/0x8e0
> [ 909.173658] RSP <ffff8807a0fefb48>
> [ 909.173660] ---[ end trace 1b3142ada48fa46e ]---
> [ 909.173662] Kernel panic - not syncing: Fatal exception
> [ 909.173666] Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffff9fffffff)
> [ 909.173667] Rebooting in 20 seconds..
> [ 929.099850] ACPI MEMORY or I/O RESET_REG.
>
>
--
Ben Hutchings
Everything should be made as simple as possible, but not simpler.
- Albert Einstein
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