* (3.2.9) WARNING: at net/ipv4/tcp_input.c:3439 tcp_ack+0x21d0/0x2260()
[not found] <bug-801599-176318@bugzilla.redhat.com>
@ 2012-03-12 18:47 ` Dave Jones
2012-03-12 18:50 ` WARNING: at net/ipv4/tcp_input.c:1951 tcp_sacktag_write_queue+0xbe4/0xbf0() Dave Jones
0 siblings, 1 reply; 2+ messages in thread
From: Dave Jones @ 2012-03-12 18:47 UTC (permalink / raw)
To: netdev; +Cc: Fedora Kernel Team
We had a report of this WARN being hit since we pushed out 3.2.9 as an update.
WARN_ON((int)tp->sacked_out < 0);
Dave
> backtrace:
> :WARNING: at net/ipv4/tcp_input.c:3439 tcp_ack+0x21d0/0x2260()
> :Hardware name: HP Compaq 8000 Elite SFF PC
> :Modules linked in: vfat fat usb_storage tcp_lp fuse ebtable_nat ebtables
> ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle bridge stp llc
> be2iscsi iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i libcxgbi cxgb3
> lockd mdio ib_iser rdma_cm nf_conntrack_ipv4 nf_defrag_ipv4 ib_cm
> nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_ftp iw_cm
> ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ib_sa ib_mad ib_core xt_state
> ib_addr ip6table_filter nf_conntrack iscsi_tcp libiscsi_tcp libiscsi ip6_tables
> scsi_transport_iscsi snd_usb_audio snd_usbmidi_lib snd_rawmidi gspca_sn9c20x
> gspca_main videodev media v4l2_compat_ioctl32 joydev tpm_infineon
> snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_seq
> snd_seq_device vhost_net macvtap macvlan snd_pcm tun snd_timer virtio_net snd
> hp_wmi tpm_tis e1000e iTCO_wdt kvm_intel tpm tpm_bios kvm iTCO_vendor_support
> soundcore snd_page_alloc microcode sparse_keymap rfkill serio_raw binfmt_misc
> sunrpc uinput btrfs
> :pata_acpi zlib_deflate libcrc32c wmi ata_generic i915 drm_kms_helper drm
> i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
> :Pid: 0, comm: swapper/0 Tainted: G W 3.2.9-1.fc16.x86_64 #1
> :Call Trace:
> : <IRQ> [<ffffffff8106e53f>] warn_slowpath_common+0x7f/0xc0
> : [<ffffffff8106e59a>] warn_slowpath_null+0x1a/0x20
> : [<ffffffff81522680>] tcp_ack+0x21d0/0x2260
> : [<ffffffff8151e3f5>] ? tcp_validate_incoming+0x255/0x370
> : [<ffffffff815234ea>] tcp_rcv_established+0x1ca/0x8b0
> : [<ffffffff8152b6bf>] tcp_v4_do_rcv+0x27f/0x430
> : [<ffffffff8152d490>] tcp_v4_rcv+0x610/0x8e0
> : [<ffffffff81509310>] ? ip_rcv_finish+0x380/0x380
> : [<ffffffff81509310>] ? ip_rcv_finish+0x380/0x380
> : [<ffffffff815093ed>] ip_local_deliver_finish+0xdd/0x280
> : [<ffffffff81509758>] ip_local_deliver+0x88/0x90
> : [<ffffffff815090c1>] ip_rcv_finish+0x131/0x380
> : [<ffffffff81509995>] ip_rcv+0x235/0x300
> : [<ffffffff81074252>] ? ns_to_timeval+0x12/0x40
> : [<ffffffff814d3463>] __netif_receive_skb+0x523/0x5c0
> : [<ffffffff814d4060>] netif_receive_skb+0x80/0x90
> : [<ffffffff814d4429>] ? dev_gro_receive+0x1b9/0x2c0
> : [<ffffffff814d4170>] napi_skb_finish+0x50/0x70
> : [<ffffffff814d4775>] napi_gro_receive+0xf5/0x140
> : [<ffffffffa02d8fcb>] e1000_receive_skb+0x5b/0x70 [e1000e]
> : [<ffffffffa02dab51>] e1000_clean_rx_irq+0x2f1/0x400 [e1000e]
> : [<ffffffffa02da278>] e1000_clean+0x78/0x2c0 [e1000e]
> : [<ffffffff81093fa9>] ? enqueue_hrtimer+0x39/0xc0
> : [<ffffffff814d49bb>] net_rx_action+0x12b/0x270
> : [<ffffffff81075b68>] __do_softirq+0xb8/0x230
> : [<ffffffff8109aa96>] ? do_timer+0x2d6/0x500
> : [<ffffffff815ecd2c>] call_softirq+0x1c/0x30
> : [<ffffffff810162f5>] do_softirq+0x65/0xa0
> : [<ffffffff81075f7e>] irq_exit+0x9e/0xc0
> : [<ffffffff815ed5e3>] do_IRQ+0x63/0xe0
> : [<ffffffff815e2f2e>] common_interrupt+0x6e/0x6e
> : <EOI> [<ffffffff81338e8b>] ? arch_local_irq_enable+0x8/0xd
> : [<ffffffff81096e7a>] ? sched_clock_idle_wakeup_event+0x1a/0x20
> : [<ffffffff81339abb>] acpi_idle_enter_bm+0x225/0x269
> : [<ffffffff81493671>] cpuidle_idle_call+0xc1/0x280
> : [<ffffffff8101322a>] cpu_idle+0xca/0x120
> : [<ffffffff815bffce>] rest_init+0x72/0x74
> : [<ffffffff81aebbfe>] start_kernel+0x3ba/0x3c5
> : [<ffffffff81aeb347>] x86_64_start_reservations+0x132/0x136
> : [<ffffffff81aeb140>] ? early_idt_handlers+0x140/0x140
> : [<ffffffff81aeb44d>] x86_64_start_kernel+0x102/0x111
^ permalink raw reply [flat|nested] 2+ messages in thread* WARNING: at net/ipv4/tcp_input.c:1951 tcp_sacktag_write_queue+0xbe4/0xbf0()
2012-03-12 18:47 ` (3.2.9) WARNING: at net/ipv4/tcp_input.c:3439 tcp_ack+0x21d0/0x2260() Dave Jones
@ 2012-03-12 18:50 ` Dave Jones
0 siblings, 0 replies; 2+ messages in thread
From: Dave Jones @ 2012-03-12 18:50 UTC (permalink / raw)
To: netdev; +Cc: Fedora Kernel Team
A related problem ? (same WARN condition, different location)
Dave
> :WARNING: at net/ipv4/tcp_input.c:1951 tcp_sacktag_write_queue+0xbe4/0xbf0()
> :Hardware name: System Product Name
> :Modules linked in: tcp_lp fuse lockd ip6t_REJECT nf_conntrack_ipv6
> nf_defrag_ipv6 ip6table_filter ip6_tables xt_physdev xt_state ipt_MASQUERADE
> iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4
> snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec
> hid_logitech_dj arc4 joydev snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer
> rt2800pci rt2800lib crc_ccitt rt2x00pci rt2x00lib ath5k sp5100_tco ath snd
> edac_core edac_mce_amd serio_raw sky2 mac80211 i2c_piix4 cfg80211 k10temp
> asus_atk0110 uinput soundcore eeprom_93cx6 rfkill microcode snd_page_alloc
> binfmt_misc sunrpc btrfs zlib_deflate libcrc32c firewire_ohci firewire_core
> pata_acpi ata_generic crc_itu_t pata_atiixp wmi radeon ttm drm_kms_helper drm
> i2c_algo_bit i2c_core [last unloaded: scsi_wait_scan]
> :Pid: 9871, comm: vlc Tainted: G W 3.2.9-1.fc16.x86_64 #1
> :Call Trace:
> : <IRQ> [<ffffffff8106e53f>] warn_slowpath_common+0x7f/0xc0
> : [<ffffffff8106e59a>] warn_slowpath_null+0x1a/0x20
> : [<ffffffff8151d824>] tcp_sacktag_write_queue+0xbe4/0xbf0
> : [<ffffffff815e2b05>] ? _raw_spin_unlock_bh+0x15/0x20
> : [<ffffffffa0466487>] ? tcp_packet+0x4a7/0x14e0 [nf_conntrack]
> : [<ffffffff8152113e>] tcp_ack+0xc8e/0x2260
> : [<ffffffff8155444a>] ? ipt_do_table+0x21a/0x680
> : [<ffffffff8151e2b0>] ? tcp_validate_incoming+0x110/0x370
> : [<ffffffff815234ea>] tcp_rcv_established+0x1ca/0x8b0
> : [<ffffffff8152b6bf>] tcp_v4_do_rcv+0x27f/0x430
> : [<ffffffff8152d490>] tcp_v4_rcv+0x610/0x8e0
> : [<ffffffff81509310>] ? ip_rcv_finish+0x380/0x380
> : [<ffffffff81509310>] ? ip_rcv_finish+0x380/0x380
> : [<ffffffff815093ed>] ip_local_deliver_finish+0xdd/0x280
> : [<ffffffff81509758>] ip_local_deliver+0x88/0x90
> : [<ffffffff815090c1>] ip_rcv_finish+0x131/0x380
> : [<ffffffff81509995>] ip_rcv+0x235/0x300
> : [<ffffffff814d3463>] __netif_receive_skb+0x523/0x5c0
> : [<ffffffff814d4060>] netif_receive_skb+0x80/0x90
> : [<ffffffff814d4429>] ? dev_gro_receive+0x1b9/0x2c0
> : [<ffffffff814d4170>] napi_skb_finish+0x50/0x70
> : [<ffffffff814d4775>] napi_gro_receive+0xf5/0x140
> : [<ffffffffa02e1833>] sky2_poll+0x6a3/0xd20 [sky2]
> : [<ffffffff81065c35>] ? wake_up_process+0x15/0x20
> : [<ffffffff814d49bb>] net_rx_action+0x12b/0x270
> : [<ffffffff81096cc8>] ? sched_clock_cpu+0xa8/0x110
> : [<ffffffff81075b68>] __do_softirq+0xb8/0x230
> : [<ffffffff8101b953>] ? native_sched_clock+0x13/0x80
> : [<ffffffff8101b9c9>] ? sched_clock+0x9/0x10
> : [<ffffffff81096b35>] ? sched_clock_local+0x25/0x90
> : [<ffffffff815ecd2c>] call_softirq+0x1c/0x30
> : [<ffffffff810162f5>] do_softirq+0x65/0xa0
> : [<ffffffff81075f7e>] irq_exit+0x9e/0xc0
> : [<ffffffff815ed5e3>] do_IRQ+0x63/0xe0
> : [<ffffffff815e2f2e>] common_interrupt+0x6e/0x6e
> : <EOI>
^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] <bug-801599-176318@bugzilla.redhat.com>
2012-03-12 18:47 ` (3.2.9) WARNING: at net/ipv4/tcp_input.c:3439 tcp_ack+0x21d0/0x2260() Dave Jones
2012-03-12 18:50 ` WARNING: at net/ipv4/tcp_input.c:1951 tcp_sacktag_write_queue+0xbe4/0xbf0() Dave Jones
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