Messages in this thread | | | Date | Mon, 1 Aug 2011 22:38:57 +0200 | Subject | Re: warn_slowpath_common WARNING on boot since 3.0.0-git7 | From | Alessandro Suardi <> |
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On Sun, Jul 31, 2011 at 6:20 PM, Alessandro Suardi <alessandro.suardi@gmail.com> wrote: > On Sun, Jul 31, 2011 at 4:18 AM, Randy Dunlap <rdunlap@xenotime.net> wrote: >> On Sat, 30 Jul 2011 17:31:51 +0200 Alessandro Suardi wrote: >> >>> F15 x86_64, still present in 3.0.0-git11; didn't report it earlier as I >>> thought it'd be squashed sooner... probably it's not as common >>> as I thought it'd be: >>> >>> Jul 27 18:46:18 duff kernel: WARNING: at fs/proc/base.c:1123 >>> oom_adjust_write+0x185/0x23c() >>> Jul 27 18:46:18 duff kernel: Hardware name: Latitude E6400 >>> Jul 27 18:46:18 duff kernel: sshd (3245): /proc/3245/oom_adj is >>> deprecated, please use /proc/3245/oom_score_adj instead. >> >> Looks like sshd is using a deprecated /proc interface. >> fs/proc/base.c:1118 says: >> * Warn that /proc/pid/oom_adj is deprecated, see >> * Documentation/feature-removal-schedule.txt. >> >> What else needs to be done here? >> >>> Jul 27 18:46:18 duff kernel: Modules linked in: sunrpc rfcomm bnep >>> ip6t_REJECT nf_conntrack_ipv6 ipt_REJECT nf_defrag_ipv6 >>> nf_conntrack_ipv4 ip6table_filter nf_defrag_ipv4 ip6_tables xt_state >>> nf_conntrack iptable_filter ip_tables snd_hda_codec_hdmi >>> snd_hda_codec_idt snd_hda_intel snd_hda_codec aes_x86_64 aes_generic >>> ecb snd_hwdep btusb snd_seq snd_seq_device bluetooth snd_pcm >>> dell_laptop snd_timer snd i2c_i801 rfkill microcode pcspkr joydev >>> soundcore snd_page_alloc dcdbas ipv6 autofs4 ext4 jbd2 crc16 sdhci_pci >>> firewire_ohci sdhci firewire_core crc_itu_t mmc_core i915 >>> drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: >>> scsi_wait_scan] >>> Jul 27 18:46:18 duff kernel: Pid: 3245, comm: sshd Not tainted 3.0.0-git7 #6 >>> Jul 27 18:46:18 duff kernel: Call Trace: >>> Jul 27 18:46:18 duff kernel: [<ffffffff8103774c>] warn_slowpath_common+0x7e/0x96 >>> Jul 27 18:46:18 duff kernel: [<ffffffff810377f8>] warn_slowpath_fmt+0x41/0x43 >>> Jul 27 18:46:18 duff kernel: [<ffffffff810408f4>] ? ns_capable+0x35/0x4a >>> Jul 27 18:46:18 duff kernel: [<ffffffff81129fb8>] oom_adjust_write+0x185/0x23c >>> Jul 27 18:46:18 duff kernel: [<ffffffff810e0736>] vfs_write+0xa3/0xca >>> Jul 27 18:46:18 duff kernel: [<ffffffff8109176f>] ? >>> trace_hardirqs_on_caller+0xe/0x22 >>> Jul 27 18:46:18 duff kernel: [<ffffffff810e08d2>] sys_write+0x45/0x69 >>> Jul 27 18:46:18 duff kernel: [<ffffffff813752fb>] system_call_fastpath+0x16/0x1b > > Well, the obsolescence was discussed a while ago in this thread > > http://www.gossamer-threads.com/lists/linux/kernel/1301830 > > and my kernel dmesg output has been telling me ever since; > the "issue", if we can so call that, is that the WARNING trace > output appeared in 3.0.0-git7. > > In 3.0.0-git1 I still had > > Jul 24 12:22:01 duff kernel: sshd (3185): /proc/3185/oom_adj is > deprecated, please use /proc/3185/oom_score_adj instead. > > *without* the warn_slowpath_common WARNING. > > Is the extra tracing intentional, or a side effect of something else ? > > > As a final note, the openssh fix appears to be in 5.7p1 > > https://bugzilla.mindrot.org/show_bug.cgi?id=1838 > > and I am running an updated F15 as of today > > [root@duff ~]# rpm -q openssh > openssh-5.6p1-33.fc15.1.x86_64 > > I guess I'll file a F15 bug later tonight, as I can't find one > already asking for the 5.7p1 fix backport to 5.6x.
F15 openssh bug just for the record:
https://bugzilla.redhat.com/show_bug.cgi?id=727335
Thanks,
--alessandro
"There's always a siren singing you to shipwreck"
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