Bug 712632
| Summary: | WARNING: at net/ipv4/route.c:1668 ip_rt_bug+0x5c/0x62() | ||||||
|---|---|---|---|---|---|---|---|
| Product: | [Fedora] Fedora | Reporter: | Tom London <selinux> | ||||
| Component: | kernel | Assignee: | Kernel Maintainer List <kernel-maint> | ||||
| Status: | CLOSED RAWHIDE | QA Contact: | Fedora Extras Quality Assurance <extras-qa> | ||||
| Severity: | unspecified | Docs Contact: | |||||
| Priority: | unspecified | ||||||
| Version: | rawhide | CC: | gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda | ||||
| Target Milestone: | --- | ||||||
| Target Release: | --- | ||||||
| Hardware: | Unspecified | ||||||
| OS: | Unspecified | ||||||
| Whiteboard: | |||||||
| Fixed In Version: | Doc Type: | Bug Fix | |||||
| Doc Text: | Story Points: | --- | |||||
| Clone Of: | Environment: | ||||||
| Last Closed: | 2011-09-13 13:50:23 UTC | Type: | --- | ||||
| Regression: | --- | Mount Type: | --- | ||||
| Documentation: | --- | CRM: | |||||
| Verified Versions: | Category: | --- | |||||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
| Cloudforms Team: | --- | Target Upstream Version: | |||||
| Embargoed: | |||||||
| Attachments: |
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Sorry.... Kernel version: kernel-3.0-0.rc2.git0.2.fc16.x86_64 Still seeing this with kernel-3.1.0-0.rc0.git12.1.fc17.x86_64; same scenario: I plugged in USB scanner and started gimp: Jul 30 18:59:58 tlondon kernel: [27592.854101] usb 3-1: new full speed USB device number 2 using uhci_hcd Jul 30 18:59:58 tlondon kernel: [27593.543597] usb 3-1: New USB device found, idVendor=04b8, idProduct=010a Jul 30 18:59:58 tlondon kernel: [27593.543610] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 Jul 30 18:59:58 tlondon kernel: [27593.543619] usb 3-1: Product: Perfection1640 Jul 30 18:59:58 tlondon kernel: [27593.543626] usb 3-1: Manufacturer: EPSON Jul 30 18:59:58 tlondon mtp-probe: checking bus 3, device 2: "/sys/devices/pci0000:00/0000:00:1a.0/usb3/3-1" Jul 30 18:59:59 tlondon mtp-probe: bus: 3, device: 2 was not an MTP device Jul 30 19:01:01 tlondon systemd-logind[903]: New session 9 of user root. Jul 30 19:01:01 tlondon systemd-logind[903]: Removed session 9. Jul 30 19:01:12 tlondon kernel: [27667.353813] ------------[ cut here ]------------ Jul 30 19:01:12 tlondon kernel: [27667.353830] WARNING: at net/ipv4/route.c:1714 ip_rt_bug+0x5c/0x62() Jul 30 19:01:12 tlondon kernel: [27667.353836] Hardware name: 74585FU Jul 30 19:01:12 tlondon kernel: [27667.353841] Modules linked in: fuse ip6table_filter ip6_tables ebtable_nat ebtables ppdev parport_pc lp parport ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun bridge stp llc sunrpc rfcomm bnep usblp arc4 uvcvideo videodev media snd_usb_audio snd_usbmidi_lib snd_rawmidi v4l2_compat_ioctl32 iwlagn microcode i2c_i801 btusb iTCO_wdt iTCO_vendor_support mac80211 bluetooth snd_hda_codec_conexant cfg80211 thinkpad_acpi snd_hda_intel snd_hda_codec rfkill snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore snd_page_alloc e1000e virtio_net kvm_intel kvm uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] Jul 30 19:01:12 tlondon kernel: [27667.354135] Pid: 5492, comm: xsane Not tainted 3.1.0-0.rc0.git12.1.fc17.x86_64 #1 Jul 30 19:01:12 tlondon kernel: [27667.354144] Call Trace: Jul 30 19:01:12 tlondon kernel: [27667.354162] [<ffffffff8105c5ec>] warn_slowpath_common+0x83/0x9b Jul 30 19:01:12 tlondon kernel: [27667.354178] [<ffffffff8105c61e>] warn_slowpath_null+0x1a/0x1c Jul 30 19:01:12 tlondon kernel: [27667.354193] [<ffffffff8142f485>] ip_rt_bug+0x5c/0x62 Jul 30 19:01:12 tlondon kernel: [27667.354205] [<ffffffff81437091>] dst_output+0x19/0x1d Jul 30 19:01:12 tlondon kernel: [27667.354219] [<ffffffff814387c0>] ip_local_out+0x20/0x25 Jul 30 19:01:12 tlondon kernel: [27667.354235] [<ffffffff81439695>] ip_send_skb+0x19/0x3e Jul 30 19:01:12 tlondon kernel: [27667.354249] [<ffffffff81455ea2>] udp_send_skb+0x239/0x29b Jul 30 19:01:12 tlondon kernel: [27667.354262] [<ffffffff8145763f>] udp_sendmsg+0x5a1/0x7d4 Jul 30 19:01:12 tlondon kernel: [27667.354278] [<ffffffff813f67d5>] ? release_sock+0x35/0x155 Jul 30 19:01:12 tlondon kernel: [27667.354293] [<ffffffff8143718c>] ? ip_select_ident+0x3d/0x3d Jul 30 19:01:12 tlondon kernel: [27667.354308] [<ffffffff81062703>] ? local_bh_enable_ip+0xe/0x10 Jul 30 19:01:12 tlondon kernel: [27667.354324] [<ffffffff814f1231>] ? _raw_spin_unlock_bh+0x40/0x44 Jul 30 19:01:12 tlondon kernel: [27667.354338] [<ffffffff813f68ec>] ? release_sock+0x14c/0x155 Jul 30 19:01:12 tlondon kernel: [27667.354354] [<ffffffff8145eb58>] inet_sendmsg+0x66/0x6f Jul 30 19:01:12 tlondon kernel: [27667.354370] [<ffffffff813f1d92>] sock_sendmsg+0xe6/0x109 Jul 30 19:01:12 tlondon kernel: [27667.354387] [<ffffffff8108f1c8>] ? lock_acquire+0x10f/0x13e Jul 30 19:01:12 tlondon kernel: [27667.354403] [<ffffffff8110dd34>] ? might_fault+0x5c/0xac Jul 30 19:01:12 tlondon kernel: [27667.354416] [<ffffffff8108f08c>] ? lock_release+0x1a4/0x1d1 Jul 30 19:01:12 tlondon kernel: [27667.354430] [<ffffffff8110dd7d>] ? might_fault+0xa5/0xac Jul 30 19:01:12 tlondon kernel: [27667.354443] [<ffffffff813f2ad7>] ? copy_from_user+0x2f/0x31 Jul 30 19:01:12 tlondon kernel: [27667.354459] [<ffffffff813f496d>] sys_sendto+0x132/0x174 Jul 30 19:01:12 tlondon kernel: [27667.354478] [<ffffffff8124ef6e>] ? trace_hardirqs_on_thunk+0x3a/0x3f Jul 30 19:01:12 tlondon kernel: [27667.354495] [<ffffffff814f80c2>] system_call_fastpath+0x16/0x1b Jul 30 19:01:12 tlondon kernel: [27667.354504] ---[ end trace 0e82aef47f8d8552 ]--- Jul 30 19:01:13 tlondon kernel: [27668.374892] ------------[ cut here ]------------ Jul 30 19:01:13 tlondon kernel: [27668.374898] WARNING: at net/ipv4/route.c:1714 ip_rt_bug+0x5c/0x62() Jul 30 19:01:13 tlondon kernel: [27668.374900] Hardware name: 74585FU Jul 30 19:01:13 tlondon kernel: [27668.374902] Modules linked in: fuse ip6table_filter ip6_tables ebtable_nat ebtables ppdev parport_pc lp parport ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun bridge stp llc sunrpc rfcomm bnep usblp arc4 uvcvideo videodev media snd_usb_audio snd_usbmidi_lib snd_rawmidi v4l2_compat_ioctl32 iwlagn microcode i2c_i801 btusb iTCO_wdt iTCO_vendor_support mac80211 bluetooth snd_hda_codec_conexant cfg80211 thinkpad_acpi snd_hda_intel snd_hda_codec rfkill snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore snd_page_alloc e1000e virtio_net kvm_intel kvm uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] Jul 30 19:01:13 tlondon kernel: [27668.374982] Pid: 5492, comm: xsane Tainted: G W 3.1.0-0.rc0.git12.1.fc17.x86_64 #1 Jul 30 19:01:13 tlondon kernel: [27668.374985] Call Trace: Jul 30 19:01:13 tlondon kernel: [27668.374990] [<ffffffff8105c5ec>] warn_slowpath_common+0x83/0x9b Jul 30 19:01:13 tlondon kernel: [27668.374994] [<ffffffff8105c61e>] warn_slowpath_null+0x1a/0x1c Jul 30 19:01:13 tlondon kernel: [27668.374998] [<ffffffff8142f485>] ip_rt_bug+0x5c/0x62 Jul 30 19:01:13 tlondon kernel: [27668.375033] [<ffffffff81437091>] dst_output+0x19/0x1d Jul 30 19:01:13 tlondon kernel: [27668.375036] [<ffffffff814387c0>] ip_local_out+0x20/0x25 Jul 30 19:01:13 tlondon kernel: [27668.375040] [<ffffffff81439695>] ip_send_skb+0x19/0x3e Jul 30 19:01:13 tlondon kernel: [27668.375045] [<ffffffff81455ea2>] udp_send_skb+0x239/0x29b Jul 30 19:01:13 tlondon kernel: [27668.375050] [<ffffffff8145763f>] udp_sendmsg+0x5a1/0x7d4 Jul 30 19:01:13 tlondon kernel: [27668.375056] [<ffffffff813f67d5>] ? release_sock+0x35/0x155 Jul 30 19:01:13 tlondon kernel: [27668.375061] [<ffffffff8143718c>] ? ip_select_ident+0x3d/0x3d Jul 30 19:01:13 tlondon kernel: [27668.375066] [<ffffffff81062703>] ? local_bh_enable_ip+0xe/0x10 Jul 30 19:01:13 tlondon kernel: [27668.375071] [<ffffffff814f1231>] ? _raw_spin_unlock_bh+0x40/0x44 Jul 30 19:01:13 tlondon kernel: [27668.375076] [<ffffffff813f68ec>] ? release_sock+0x14c/0x155 Jul 30 19:01:13 tlondon kernel: [27668.375081] [<ffffffff8145eb58>] inet_sendmsg+0x66/0x6f Jul 30 19:01:13 tlondon kernel: [27668.375087] [<ffffffff813f1d92>] sock_sendmsg+0xe6/0x109 Jul 30 19:01:13 tlondon kernel: [27668.375092] [<ffffffff8108f1c8>] ? lock_acquire+0x10f/0x13e Jul 30 19:01:13 tlondon kernel: [27668.375098] [<ffffffff8110dd34>] ? might_fault+0x5c/0xac Jul 30 19:01:13 tlondon kernel: [27668.375102] [<ffffffff8108f08c>] ? lock_release+0x1a4/0x1d1 Jul 30 19:01:13 tlondon kernel: [27668.375106] [<ffffffff8110dd7d>] ? might_fault+0xa5/0xac Jul 30 19:01:13 tlondon kernel: [27668.375111] [<ffffffff813f2ad7>] ? copy_from_user+0x2f/0x31 Jul 30 19:01:13 tlondon kernel: [27668.375116] [<ffffffff813f496d>] sys_sendto+0x132/0x174 Jul 30 19:01:13 tlondon kernel: [27668.375122] [<ffffffff8124ef6e>] ? trace_hardirqs_on_thunk+0x3a/0x3f Jul 30 19:01:13 tlondon kernel: [27668.375128] [<ffffffff814f80c2>] system_call_fastpath+0x16/0x1b Jul 30 19:01:13 tlondon kernel: [27668.375131] ---[ end trace 0e82aef47f8d8553 ]--- Looks like this is fixed by commit d547f727df86059104af2234804fdd538e112015, which is now in 3.1 and queued for 3.0-stable. Tom, this should be fixed in the latest rawhide kernels. If you're still seeing it, please reopen. |
Created attachment 504276 [details] output of 'dmesg' showing BUG and WARNING spew Description of problem: Noticed this spew in /var/log/messages after I plugged in/powered on a USB scanner. The first (a BUG: sleeping function ....) is previously BZ'ed. Hadn't noticed the WARNING prior to this. Complete dmesg output attached. [23196.369118] usb 3-1: new full speed USB device number 2 using uhci_hcd [23196.960230] usb 3-1: New USB device found, idVendor=04b8, idProduct=010a [23196.960242] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [23196.960251] usb 3-1: Product: Perfection1640 [23196.960257] usb 3-1: Manufacturer: EPSON [23226.631193] BUG: sleeping function called from invalid context at kernel/cpuset.c:2347 [23226.631198] in_atomic(): 0, irqs_disabled(): 1, pid: 5308, name: gimp-2.6 [23226.631200] INFO: lockdep is turned off. [23226.631202] irq event stamp: 0 [23226.631204] hardirqs last enabled at (0): [< (null)>] (null) [23226.631207] hardirqs last disabled at (0): [<ffffffff81056214>] copy_process+0x624/0x1319 [23226.631216] softirqs last enabled at (0): [<ffffffff81056214>] copy_process+0x624/0x1319 [23226.631220] softirqs last disabled at (0): [< (null)>] (null) [23226.631225] Pid: 5308, comm: gimp-2.6 Not tainted 3.0-0.rc2.git0.2.fc16.x86_64 #1 [23226.631227] Call Trace: [23226.631233] [<ffffffff81087e29>] ? print_irqtrace_events+0x9e/0xa2 [23226.631237] [<ffffffff8104b4d1>] __might_sleep+0x103/0x108 [23226.631242] [<ffffffff810a6078>] __cpuset_node_allowed_softwall+0x5e/0x126 [23226.631247] [<ffffffff810f0ade>] get_page_from_freelist+0x151/0x6d2 [23226.631251] [<ffffffff81123c86>] ? add_partial+0x1d/0x55 [23226.631255] [<ffffffff8108714f>] ? lock_acquired+0x1f6/0x229 [23226.631258] [<ffffffff810f15af>] __alloc_pages_nodemask+0x3e3/0x7b1 [23226.631261] [<ffffffff81123c86>] ? add_partial+0x1d/0x55 [23226.631265] [<ffffffff81089000>] ? lock_release+0x8a/0x19c [23226.631270] [<ffffffff814f44a5>] ? _raw_spin_unlock+0x28/0x2c [23226.631274] [<ffffffff8111cb04>] alloc_pages_current+0xbe/0xd7 [23226.631278] [<ffffffff811253f2>] alloc_slab_page+0x1c/0x57 [23226.631281] [<ffffffff8112547d>] new_slab+0x50/0x199 [23226.631284] [<ffffffff814ecfa2>] __slab_alloc+0x26d/0x3a5 [23226.631288] [<ffffffff81160480>] ? bvec_alloc_bs+0xae/0xcc [23226.631293] [<ffffffff8125d63d>] ? random32+0x19/0x1b [23226.631296] [<ffffffff81160480>] ? bvec_alloc_bs+0xae/0xcc [23226.631299] [<ffffffff8112600c>] kmem_cache_alloc+0x53/0x102 [23226.631302] [<ffffffff81160480>] bvec_alloc_bs+0xae/0xcc [23226.631305] [<ffffffff81160513>] bio_alloc_bioset+0x75/0xc3 [23226.631309] [<ffffffff811605f0>] bio_alloc+0x15/0x24 [23226.631312] [<ffffffff81163eff>] mpage_alloc+0x2a/0x84 [23226.631316] [<ffffffff811644f6>] do_mpage_readpage+0x3e6/0x4c2 [23226.631319] [<ffffffff81089605>] ? trace_hardirqs_on+0xd/0xf [23226.631323] [<ffffffff810ea6b5>] ? add_to_page_cache_locked+0xcf/0x107 [23226.631327] [<ffffffff810f4483>] ? __lru_cache_add+0x34/0x5b [23226.631332] [<ffffffff811b3ea8>] ? noalloc_get_block_write+0x22/0x22 [23226.631335] [<ffffffff81164703>] mpage_readpages+0xc7/0x116 [23226.631338] [<ffffffff811b3ea8>] ? noalloc_get_block_write+0x22/0x22 [23226.631342] [<ffffffff810891ed>] ? lock_acquire+0xdb/0x103 [23226.631346] [<ffffffff810f31f7>] ? file_ra_state_init+0x21/0x21 [23226.631350] [<ffffffff811b04bd>] ext4_readpages+0x1d/0x1f [23226.631353] [<ffffffff810f33a7>] __do_page_cache_readahead+0x158/0x1de [23226.631357] [<ffffffff810f3696>] ra_submit+0x21/0x25 [23226.631360] [<ffffffff810ebc28>] filemap_fault+0x177/0x388 [23226.631364] [<ffffffff810890e9>] ? lock_release+0x173/0x19c [23226.631368] [<ffffffff81105442>] __do_fault+0x55/0x35f [23226.631372] [<ffffffff81107957>] handle_pte_fault+0x264/0x6df [23226.631375] [<ffffffff810890e9>] ? lock_release+0x173/0x19c [23226.631378] [<ffffffff81104dd3>] ? pmd_offset+0x19/0x3f [23226.631382] [<ffffffff81108129>] handle_mm_fault+0x1a5/0x1b8 [23226.631385] [<ffffffff814f7801>] ? do_page_fault+0x1b6/0x3d5 [23226.631388] [<ffffffff814f79d9>] do_page_fault+0x38e/0x3d5 [23226.631392] [<ffffffff810890e9>] ? lock_release+0x173/0x19c [23226.631396] [<ffffffff810ab0d6>] ? rcu_read_unlock+0x21/0x23 [23226.631400] [<ffffffff810abf2e>] ? audit_filter_inodes+0x11d/0x12c [23226.631403] [<ffffffff8125cafd>] ? trace_hardirqs_off_thunk+0x3a/0x3c [23226.631406] [<ffffffff814f4ad5>] page_fault+0x25/0x30 [23237.074705] ip_rt_bug: 192.168.2.5 -> 255.255.255.255, ? [23237.074720] ------------[ cut here ]------------ [23237.074727] WARNING: at net/ipv4/route.c:1668 ip_rt_bug+0x5c/0x62() [23237.074729] Hardware name: 74585FU [23237.074731] Modules linked in: tcp_lp fuse ebtable_nat ebtables tun bridge stp llc ppdev parport_pc lp parport sunrpc bnep bluetooth cpufreq_ondemand acpi_cpufreq freq_table mperf xt_physdev xt_CHECKSUM iptable_mangle ip6t_REJECT ipt_MASQUERADE ip6table_filter iptable_nat nf_nat nf_conntrack_ipv6 nf_defrag_ipv6 xt_SECMARK xt_CONNSECMARK ip6table_security nf_conntrack_ipv4 nf_defrag_ipv4 ip6_tables xt_state nf_conntrack iptable_security usblp arc4 uvcvideo videodev iwlagn media snd_usb_audio snd_usbmidi_lib microcode i2c_i801 snd_rawmidi iTCO_wdt v4l2_compat_ioctl32 snd_hda_codec_conexant iTCO_vendor_support mac80211 snd_hda_intel snd_hda_codec cfg80211 snd_hwdep thinkpad_acpi snd_seq snd_seq_device rfkill snd_pcm snd_timer snd soundcore snd_page_alloc e1000e virtio_net kvm_intel kvm uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] [23237.074807] Pid: 5459, comm: xsane Not tainted 3.0-0.rc2.git0.2.fc16.x86_64 #1 [23237.074809] Call Trace: [23237.074815] [<ffffffff81057b5c>] warn_slowpath_common+0x83/0x9b [23237.074818] [<ffffffff81057b8e>] warn_slowpath_null+0x1a/0x1c [23237.074822] [<ffffffff8143272e>] ip_rt_bug+0x5c/0x62 [23237.074826] [<ffffffff8143a451>] dst_output+0x19/0x1d [23237.074829] [<ffffffff8143bc89>] ip_local_out+0x20/0x25 [23237.074832] [<ffffffff8143cbcf>] ip_send_skb+0x19/0x58 [23237.074836] [<ffffffff81459354>] udp_send_skb+0x239/0x29b [23237.074840] [<ffffffff8145aa14>] udp_sendmsg+0x5a1/0x7d4 [23237.074844] [<ffffffff813fb19a>] ? release_sock+0x35/0x155 [23237.074847] [<ffffffff8143a54c>] ? ip_select_ident+0x3d/0x3d [23237.074851] [<ffffffff8105dbd4>] ? local_bh_enable_ip+0xe/0x10 [23237.074856] [<ffffffff814f43f1>] ? _raw_spin_unlock_bh+0x31/0x35 [23237.074859] [<ffffffff813fb2b1>] ? release_sock+0x14c/0x155 [23237.074863] [<ffffffff814620bc>] inet_sendmsg+0x66/0x6f [23237.074867] [<ffffffff813f6572>] sock_sendmsg+0xe6/0x109 [23237.074871] [<ffffffff810891ed>] ? lock_acquire+0xdb/0x103 [23237.074876] [<ffffffff81105350>] ? might_fault+0x5c/0xac [23237.074879] [<ffffffff810890e9>] ? lock_release+0x173/0x19c [23237.074882] [<ffffffff81105399>] ? might_fault+0xa5/0xac [23237.074885] [<ffffffff813f71a2>] ? copy_from_user+0x2f/0x31 [23237.074889] [<ffffffff813f9064>] sys_sendto+0x132/0x174 [23237.074894] [<ffffffff810ac22d>] ? audit_syscall_entry+0x11c/0x148 [23237.074898] [<ffffffff8125cabe>] ? trace_hardirqs_on_thunk+0x3a/0x3f [23237.074902] [<ffffffff814fb002>] system_call_fastpath+0x16/0x1b [23237.074904] ---[ end trace d7e41766e0f88b8a ]--- [23238.144957] ip_rt_bug: 192.168.2.5 -> 255.255.255.255, ? [23238.144972] ------------[ cut here ]------------ [23238.144978] WARNING: at net/ipv4/route.c:1668 ip_rt_bug+0x5c/0x62() [23238.144981] Hardware name: 74585FU [23238.144982] Modules linked in: tcp_lp fuse ebtable_nat ebtables tun bridge stp llc ppdev parport_pc lp parport sunrpc bnep bluetooth cpufreq_ondemand acpi_cpufreq freq_table mperf xt_physdev xt_CHECKSUM iptable_mangle ip6t_REJECT ipt_MASQUERADE ip6table_filter iptable_nat nf_nat nf_conntrack_ipv6 nf_defrag_ipv6 xt_SECMARK xt_CONNSECMARK ip6table_security nf_conntrack_ipv4 nf_defrag_ipv4 ip6_tables xt_state nf_conntrack iptable_security usblp arc4 uvcvideo videodev iwlagn media snd_usb_audio snd_usbmidi_lib microcode i2c_i801 snd_rawmidi iTCO_wdt v4l2_compat_ioctl32 snd_hda_codec_conexant iTCO_vendor_support mac80211 snd_hda_intel snd_hda_codec cfg80211 snd_hwdep thinkpad_acpi snd_seq snd_seq_device rfkill snd_pcm snd_timer snd soundcore snd_page_alloc e1000e virtio_net kvm_intel kvm uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] [23238.145109] Pid: 5459, comm: xsane Tainted: G W 3.0-0.rc2.git0.2.fc16.x86_64 #1 [23238.145111] Call Trace: [23238.145118] [<ffffffff81057b5c>] warn_slowpath_common+0x83/0x9b [23238.145122] [<ffffffff81057b8e>] warn_slowpath_null+0x1a/0x1c [23238.145126] [<ffffffff8143272e>] ip_rt_bug+0x5c/0x62 [23238.145130] [<ffffffff8143a451>] dst_output+0x19/0x1d [23238.145134] [<ffffffff8143bc89>] ip_local_out+0x20/0x25 [23238.145138] [<ffffffff8143cbcf>] ip_send_skb+0x19/0x58 [23238.145142] [<ffffffff81459354>] udp_send_skb+0x239/0x29b [23238.145146] [<ffffffff8145aa14>] udp_sendmsg+0x5a1/0x7d4 [23238.145151] [<ffffffff813fb19a>] ? release_sock+0x35/0x155 [23238.145155] [<ffffffff8143a54c>] ? ip_select_ident+0x3d/0x3d [23238.145160] [<ffffffff8105dbd4>] ? local_bh_enable_ip+0xe/0x10 [23238.145166] [<ffffffff814f43f1>] ? _raw_spin_unlock_bh+0x31/0x35 [23238.145170] [<ffffffff813fb2b1>] ? release_sock+0x14c/0x155 [23238.145175] [<ffffffff814620bc>] inet_sendmsg+0x66/0x6f [23238.145179] [<ffffffff813f6572>] sock_sendmsg+0xe6/0x109 [23238.145184] [<ffffffff810891ed>] ? lock_acquire+0xdb/0x103 [23238.145189] [<ffffffff81105350>] ? might_fault+0x5c/0xac [23238.145193] [<ffffffff810890e9>] ? lock_release+0x173/0x19c [23238.145197] [<ffffffff81105399>] ? might_fault+0xa5/0xac [23238.145200] [<ffffffff813f71a2>] ? copy_from_user+0x2f/0x31 [23238.145204] [<ffffffff813f9064>] sys_sendto+0x132/0x174 [23238.145209] [<ffffffff810ac22d>] ? audit_syscall_entry+0x11c/0x148 [23238.145214] [<ffffffff8125cabe>] ? trace_hardirqs_on_thunk+0x3a/0x3f [23238.145219] [<ffffffff814fb002>] system_call_fastpath+0x16/0x1b [23238.145222] ---[ end trace d7e41766e0f88b8b ]--- [23290.372952] ip_rt_bug: 192.168.2.5 -> 255.255.255.255, ? [23290.372966] ------------[ cut here ]------------ [23290.372973] WARNING: at net/ipv4/route.c:1668 ip_rt_bug+0x5c/0x62() [23290.372975] Hardware name: 74585FU [23290.372977] Modules linked in: tcp_lp fuse ebtable_nat ebtables tun bridge stp llc ppdev parport_pc lp parport sunrpc bnep bluetooth cpufreq_ondemand acpi_cpufreq freq_table mperf xt_physdev xt_CHECKSUM iptable_mangle ip6t_REJECT ipt_MASQUERADE ip6table_filter iptable_nat nf_nat nf_conntrack_ipv6 nf_defrag_ipv6 xt_SECMARK xt_CONNSECMARK ip6table_security nf_conntrack_ipv4 nf_defrag_ipv4 ip6_tables xt_state nf_conntrack iptable_security usblp arc4 uvcvideo videodev iwlagn media snd_usb_audio snd_usbmidi_lib microcode i2c_i801 snd_rawmidi iTCO_wdt v4l2_compat_ioctl32 snd_hda_codec_conexant iTCO_vendor_support mac80211 snd_hda_intel snd_hda_codec cfg80211 snd_hwdep thinkpad_acpi snd_seq snd_seq_device rfkill snd_pcm snd_timer snd soundcore snd_page_alloc e1000e virtio_net kvm_intel kvm uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] [23290.373089] Pid: 5501, comm: xsane Tainted: G W 3.0-0.rc2.git0.2.fc16.x86_64 #1 [23290.373092] Call Trace: [23290.373098] [<ffffffff81057b5c>] warn_slowpath_common+0x83/0x9b [23290.373102] [<ffffffff81057b8e>] warn_slowpath_null+0x1a/0x1c [23290.373106] [<ffffffff8143272e>] ip_rt_bug+0x5c/0x62 [23290.373111] [<ffffffff8143a451>] dst_output+0x19/0x1d [23290.373115] [<ffffffff8143bc89>] ip_local_out+0x20/0x25 [23290.373119] [<ffffffff8143cbcf>] ip_send_skb+0x19/0x58 [23290.373124] [<ffffffff81459354>] udp_send_skb+0x239/0x29b [23290.373128] [<ffffffff8145aa14>] udp_sendmsg+0x5a1/0x7d4 [23290.373133] [<ffffffff813fb19a>] ? release_sock+0x35/0x155 [23290.373137] [<ffffffff8143a54c>] ? ip_select_ident+0x3d/0x3d [23290.373142] [<ffffffff8105dbd4>] ? local_bh_enable_ip+0xe/0x10 [23290.373147] [<ffffffff814f43f1>] ? _raw_spin_unlock_bh+0x31/0x35 [23290.373151] [<ffffffff813fb2b1>] ? release_sock+0x14c/0x155 [23290.373155] [<ffffffff814620bc>] inet_sendmsg+0x66/0x6f [23290.373159] [<ffffffff813f6572>] sock_sendmsg+0xe6/0x109 [23290.373165] [<ffffffff810891ed>] ? lock_acquire+0xdb/0x103 [23290.373170] [<ffffffff81105350>] ? might_fault+0x5c/0xac [23290.373174] [<ffffffff810890e9>] ? lock_release+0x173/0x19c [23290.373178] [<ffffffff81105399>] ? might_fault+0xa5/0xac [23290.373181] [<ffffffff813f71a2>] ? copy_from_user+0x2f/0x31 [23290.373185] [<ffffffff813f9064>] sys_sendto+0x132/0x174 [23290.373191] [<ffffffff810ac22d>] ? audit_syscall_entry+0x11c/0x148 [23290.373196] [<ffffffff8125cabe>] ? trace_hardirqs_on_thunk+0x3a/0x3f [23290.373201] [<ffffffff814fb002>] system_call_fastpath+0x16/0x1b [23290.373203] ---[ end trace d7e41766e0f88b8c ]--- [23291.394200] ip_rt_bug: 192.168.2.5 -> 255.255.255.255, ? [23291.394215] ------------[ cut here ]------------ [23291.394221] WARNING: at net/ipv4/route.c:1668 ip_rt_bug+0x5c/0x62() [23291.394224] Hardware name: 74585FU [23291.394225] Modules linked in: tcp_lp fuse ebtable_nat ebtables tun bridge stp llc ppdev parport_pc lp parport sunrpc bnep bluetooth cpufreq_ondemand acpi_cpufreq freq_table mperf xt_physdev xt_CHECKSUM iptable_mangle ip6t_REJECT ipt_MASQUERADE ip6table_filter iptable_nat nf_nat nf_conntrack_ipv6 nf_defrag_ipv6 xt_SECMARK xt_CONNSECMARK ip6table_security nf_conntrack_ipv4 nf_defrag_ipv4 ip6_tables xt_state nf_conntrack iptable_security usblp arc4 uvcvideo videodev iwlagn media snd_usb_audio snd_usbmidi_lib microcode i2c_i801 snd_rawmidi iTCO_wdt v4l2_compat_ioctl32 snd_hda_codec_conexant iTCO_vendor_support mac80211 snd_hda_intel snd_hda_codec cfg80211 snd_hwdep thinkpad_acpi snd_seq snd_seq_device rfkill snd_pcm snd_timer snd soundcore snd_page_alloc e1000e virtio_net kvm_intel kvm uinput wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] [23291.394301] Pid: 5501, comm: xsane Tainted: G W 3.0-0.rc2.git0.2.fc16.x86_64 #1 [23291.394303] Call Trace: [23291.394309] [<ffffffff81057b5c>] warn_slowpath_common+0x83/0x9b [23291.394313] [<ffffffff81057b8e>] warn_slowpath_null+0x1a/0x1c [23291.394316] [<ffffffff8143272e>] ip_rt_bug+0x5c/0x62 [23291.394320] [<ffffffff8143a451>] dst_output+0x19/0x1d [23291.394324] [<ffffffff8143bc89>] ip_local_out+0x20/0x25 [23291.394327] [<ffffffff8143cbcf>] ip_send_skb+0x19/0x58 [23291.394330] [<ffffffff81459354>] udp_send_skb+0x239/0x29b [23291.394334] [<ffffffff8145aa14>] udp_sendmsg+0x5a1/0x7d4 [23291.394338] [<ffffffff813fb19a>] ? release_sock+0x35/0x155 [23291.394342] [<ffffffff8143a54c>] ? ip_select_ident+0x3d/0x3d [23291.394346] [<ffffffff8105dbd4>] ? local_bh_enable_ip+0xe/0x10 [23291.394351] [<ffffffff814f43f1>] ? _raw_spin_unlock_bh+0x31/0x35 [23291.394354] [<ffffffff813fb2b1>] ? release_sock+0x14c/0x155 [23291.394358] [<ffffffff814620bc>] inet_sendmsg+0x66/0x6f [23291.394361] [<ffffffff813f6572>] sock_sendmsg+0xe6/0x109 [23291.394366] [<ffffffff810891ed>] ? lock_acquire+0xdb/0x103 [23291.394370] [<ffffffff81105350>] ? might_fault+0x5c/0xac [23291.394373] [<ffffffff810890e9>] ? lock_release+0x173/0x19c [23291.394377] [<ffffffff81105399>] ? might_fault+0xa5/0xac [23291.394380] [<ffffffff813f71a2>] ? copy_from_user+0x2f/0x31 [23291.394383] [<ffffffff813f9064>] sys_sendto+0x132/0x174 [23291.394388] [<ffffffff810ac22d>] ? audit_syscall_entry+0x11c/0x148 [23291.394392] [<ffffffff8125cabe>] ? trace_hardirqs_on_thunk+0x3a/0x3f [23291.394396] [<ffffffff814fb002>] system_call_fastpath+0x16/0x1b [23291.394399] ---[ end trace d7e41766e0f88b8d ]--- Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info: