Messages in this thread | | | Date | Sun, 19 Mar 2006 02:05:28 +0059 | From | Jiri Slaby <> | Subject | Re: BUG: atomic counter underflow [Was: 2.6.16-rc6-mm1] |
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Jiri Slaby napsal(a): > Ian Kent napsal(a): >>> On Sun, 12 Mar 2006, Jiri Slaby wrote: >>> >>>> Andrew Morton wrote: >>>>> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16-rc6/2.6.16-rc6-mm1/ >>>> [snip] >>>>> +remove-redundant-check-from-autofs4_put_super.patch >>>>> +autofs4-follow_link-missing-funtionality.patch >>>>> >>>>> Update autofs4 patches in -mm. >>>> Hello, >>>> >>>> I caught this during ftp browsing autofs-bind-mounted directories. I don't know >>>> circumstancies and if the patches above are source of problem. I also don't know >>>> if -rc6-mm1 is the first one. >>> btw what do you mean autofs-bind-mounted ? > Hmm, I am unable to reproduce it :(. Yup, I've got it: while /bin/true; do cd /home/ftp/misc/.ftpaccess; done [nonexistent dir] kill it and
Mar 19 02:03:08 localhost automount[25680]: failed to mount /home/ftp/misc/.ftpaccess Mar 19 02:03:08 localhost automount[25682]: failed to mount /home/ftp/misc/.ftpaccess Mar 19 02:03:08 localhost kernel: BUG: atomic counter underflow at: Mar 19 02:03:08 localhost kernel: [<c0104736>] show_trace+0x13/0x15 Mar 19 02:03:08 localhost kernel: [<c0104873>] dump_stack+0x1e/0x20 Mar 19 02:03:08 localhost kernel: [<c01d6c97>] autofs4_wait+0x751/0x93a Mar 19 02:03:08 localhost kernel: [<c01d543b>] try_to_fill_dentry+0xca/0x11c Mar 19 02:03:08 localhost kernel: [<c01d59b3>] autofs4_revalidate+0xe1/0x148 Mar 19 02:03:08 localhost kernel: [<c0171338>] do_lookup+0x40/0x157 Mar 19 02:03:08 localhost kernel: [<c0172ec4>] __link_path_walk+0x804/0xe8c Mar 19 02:03:08 localhost kernel: [<c017359c>] link_path_walk+0x50/0xe8 Mar 19 02:03:08 localhost kernel: [<c01738b7>] do_path_lookup+0x10f/0x26d Mar 19 02:03:08 localhost kernel: [<c017429c>] __user_walk_fd+0x33/0x50 Mar 19 02:03:08 localhost kernel: [<c0174412>] __user_walk+0x17/0x19 Mar 19 02:03:08 localhost automount[25683]: failed to mount /home/ftp/misc/.ftpaccess Mar 19 02:03:08 localhost kernel: [<c0162fb3>] sys_chdir+0x1a/0x77 Mar 19 02:03:08 localhost kernel: [<c0103127>] syscall_call+0x7/0xb Mar 19 02:03:08 localhost automount[25684]: failed to mount /home/ftp/misc/.ftpaccess
Now, I am going to test, if this dissapeared after your patch.
regards, - -- Jiri Slaby www.fi.muni.cz/~xslaby \_.-^-._ jirislaby@gmail.com _.-^-._/ B67499670407CE62ACC8 22A032CC55C339D47A7E -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.1 (GNU/Linux) Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org
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