[iproute2 4.0.0-1] tc broken

hamelg · 2015-05-19 18:07:22

After upgrading iproute2 to 4.0.0-1, the tc utility makes core dumps with the "show" command.
I'm downgrading to the previous 3.19.0-1.

# tc qdisc show
qdisc fq_codel 0: dev eth0 root refcnt 2 limit 10240p flows 1024 quantum 1514 target 5.0ms interval 100.0ms ecn 
qdisc hfsc 100: dev br0 root refcnt 2 default 5 
*** buffer overflow detected ***: tc terminated
======= Backtrace: =========
/usr/lib/libc.so.6(+0x7198e)[0x7fbe69c4198e]
/usr/lib/libc.so.6(__fortify_fail+0x37)[0x7fbe69cc8937]
/usr/lib/libc.so.6(+0xf6af0)[0x7fbe69cc6af0]
/usr/lib/libc.so.6(+0xf625d)[0x7fbe69cc625d]
/usr/lib/libc.so.6(__snprintf_chk+0x78)[0x7fbe69cc6178]
tc(print_tc_classid+0x17e)[0x40af1e]
tc(print_qdisc+0x247)[0x407a07]
tc(rtnl_dump_filter_l+0x1c5)[0x42e685]
tc(rtnl_dump_filter+0x27)[0x42e8b7]
tc[0x4082e4]
tc(main+0x10f)[0x406bbf]
/usr/lib/libc.so.6(__libc_start_main+0xf0)[0x7fbe69bf0800]
tc(_start+0x29)[0x406e79]
======= Memory map: ========
00400000-00446000 r-xp 00000000 fe:07 158552                             /usr/bin/tc
00645000-00647000 r--p 00045000 fe:07 158552                             /usr/bin/tc
00647000-0064c000 rw-p 00047000 fe:07 158552                             /usr/bin/tc
0064c000-00651000 rw-p 00000000 00:00 0 
020cf000-020f0000 rw-p 00000000 00:00 0                                  [heap]
7fbe699ba000-7fbe699d0000 r-xp 00000000 fe:07 934523                     /usr/lib/libgcc_s.so.1
7fbe699d0000-7fbe69bcf000 ---p 00016000 fe:07 934523                     /usr/lib/libgcc_s.so.1
7fbe69bcf000-7fbe69bd0000 rw-p 00015000 fe:07 934523                     /usr/lib/libgcc_s.so.1
7fbe69bd0000-7fbe69d69000 r-xp 00000000 fe:07 926252                     /usr/lib/libc-2.21.so
7fbe69d69000-7fbe69f69000 ---p 00199000 fe:07 926252                     /usr/lib/libc-2.21.so
7fbe69f69000-7fbe69f6d000 r--p 00199000 fe:07 926252                     /usr/lib/libc-2.21.so
7fbe69f6d000-7fbe69f6f000 rw-p 0019d000 fe:07 926252                     /usr/lib/libc-2.21.so
7fbe69f6f000-7fbe69f73000 rw-p 00000000 00:00 0 
7fbe69f73000-7fbe69f75000 r-xp 00000000 fe:07 931616                     /usr/lib/libdl-2.21.so
7fbe69f75000-7fbe6a175000 ---p 00002000 fe:07 931616                     /usr/lib/libdl-2.21.so
7fbe6a175000-7fbe6a176000 r--p 00002000 fe:07 931616                     /usr/lib/libdl-2.21.so
7fbe6a176000-7fbe6a177000 rw-p 00003000 fe:07 931616                     /usr/lib/libdl-2.21.so
7fbe6a177000-7fbe6a27a000 r-xp 00000000 fe:07 932502                     /usr/lib/libm-2.21.so
7fbe6a27a000-7fbe6a47a000 ---p 00103000 fe:07 932502                     /usr/lib/libm-2.21.so
7fbe6a47a000-7fbe6a47b000 r--p 00103000 fe:07 932502                     /usr/lib/libm-2.21.so
7fbe6a47b000-7fbe6a47c000 rw-p 00104000 fe:07 932502                     /usr/lib/libm-2.21.so
7fbe6a47c000-7fbe6a49e000 r-xp 00000000 fe:07 932323                     /usr/lib/ld-2.21.so
7fbe6a65a000-7fbe6a65e000 rw-p 00000000 00:00 0 
7fbe6a69b000-7fbe6a69d000 rw-p 00000000 00:00 0 
7fbe6a69d000-7fbe6a69e000 r--p 00021000 fe:07 932323                     /usr/lib/ld-2.21.so
7fbe6a69e000-7fbe6a69f000 rw-p 00022000 fe:07 932323                     /usr/lib/ld-2.21.so
7fbe6a69f000-7fbe6a6a0000 rw-p 00000000 00:00 0 
7ffde70b4000-7ffde70d5000 rw-p 00000000 00:00 0                          [stack]
7ffde7170000-7ffde7172000 r--p 00000000 00:00 0                          [vvar]
7ffde7172000-7ffde7174000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]
qdisc ingress ffff: dev br0 Aborted (core dumped)

R00KIE · 2015-05-20 09:36:50

Did you file a bug report? Here it will not get the attention it needs.

hamelg · 2015-05-20 18:22:45

https://bugs.archlinux.org/task/45031

Arch Linux

#1 2015-05-19 18:07:22

[iproute2 4.0.0-1] tc broken

#2 2015-05-20 09:36:50

Re: [iproute2 4.0.0-1] tc broken

#3 2015-05-20 18:22:45

Re: [iproute2 4.0.0-1] tc broken

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