[Bug 322503] [NEW] smbd crashes __kernel_vsyscall ()

Roland Roland.Rabien at mackie.com
Wed Jan 28 21:47:21 GMT 2009


Public bug reported:

Binary package hint: samba

I have a machine named harveybirdman. If certain windows xp machines use
explorer to browser to \\harveybirdman then smbd will segfault.

Call stack:
[Thread debugging using libthread_db enabled]
[New Thread 0xb75e46d0 (LWP 7132)]
0xb7b13430 in __kernel_vsyscall ()
#0  0xb7b13430 in __kernel_vsyscall ()
#1  0xb77285e3 in waitpid () from /lib/tls/i686/cmov/libc.so.6
#2  0xb76c575b in ?? () from /lib/tls/i686/cmov/libc.so.6
#3  0xb78b850d in system () from /lib/tls/i686/cmov/libpthread.so.0
#4  0xb7ce2601 in smb_panic () from /usr/sbin/smbd
#5  0xb7ccd023 in sig_fault () from /usr/sbin/smbd
#6  <signal handler called>
#7  0xb7b13430 in __kernel_vsyscall ()
#8  0xb76b7880 in raise () from /lib/tls/i686/cmov/libc.so.6
#9  0xb76b9248 in abort () from /lib/tls/i686/cmov/libc.so.6
#10 0xb76f510d in ?? () from /lib/tls/i686/cmov/libc.so.6
#11 0xb76fb3f4 in ?? () from /lib/tls/i686/cmov/libc.so.6
#12 0xb7cd8f3d in str_list_substitute () from /usr/sbin/smbd
#13 0xb7b97987 in user_ok () from /usr/sbin/smbd
#14 0xb7b97b66 in authorise_login () from /usr/sbin/smbd
#15 0xb7bbd64e in make_connection_snum () from /usr/sbin/smbd
#16 0xb7bbfc47 in make_connection () from /usr/sbin/smbd
#17 0xb7f139f3 in reply_tcon_and_X () from /usr/sbin/smbd
#18 0xb7bb929e in switch_message () from /usr/sbin/smbd
#19 0xb7bbb969 in chain_reply () from /usr/sbin/smbd
#20 0xb7f1f763 in reply_sesssetup_and_X () from /usr/sbin/smbd
#21 0xb7bb929e in switch_message () from /usr/sbin/smbd
#22 0xb7bbb4b1 in smbd_process () from /usr/sbin/smbd
#23 0xb7b82adf in main () from /usr/sbin/smbd
The program is running.  Quit anyway (and detach it)? (y or n) [answered Y; input not from terminal]

log.smbd:

[2009/01/28 11:23:43,  0] lib/util_sock.c:get_peer_addr_internal(1596)
  getpeername failed. Error was Transport endpoint is not connected
[2009/01/28 11:41:27,  0] lib/util_sock.c:get_peer_addr_internal(1596)
  getpeername failed. Error was Transport endpoint is not connected
[2009/01/28 11:59:15,  0] lib/util_sock.c:get_peer_addr_internal(1596)
  getpeername failed. Error was Transport endpoint is not connected

lsb_release -rd
Description:    Ubuntu 8.10
Release:        8.10

samba:
  Installed: 2:3.2.3-1ubuntu3.4
  Candidate: 2:3.2.3-1ubuntu3.4
  Version table:
 *** 2:3.2.3-1ubuntu3.4 0
        500 http://ca.archive.ubuntu.com intrepid-updates/main Packages
        500 http://security.ubuntu.com intrepid-security/main Packages
        100 /var/lib/dpkg/status
     2:3.2.3-1ubuntu3 0
        500 http://ca.archive.ubuntu.com intrepid/main Packages

log.192.168.0.137 (the windows machine) is attached

** Affects: samba (Ubuntu)
     Importance: Undecided
         Status: New

-- 
smbd crashes  __kernel_vsyscall ()
https://bugs.launchpad.net/bugs/322503
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