Source: libgc Version: 1:7.4.2-8.1 Severity: serious https://buildd.debian.org/status/fetch.php?pkg=libgc&arch=armel&ver=1%3A7.4.2-8.1&stamp=1515764936&raw=0
... dh_makeshlibs -a dh_makeshlibs: Compatibility levels before 9 are deprecated (level 7 in use) dpkg-gensymbols: warning: some symbols or patterns disappeared in the symbols file: see diff output below dpkg-gensymbols: warning: no debian/symbols file used as basis for generating debian/libgc1c2/DEBIAN/symbols --- new_symbol_file (libgc1c2_1:7.4.2-8.1_armel) +++ dpkg-gensymbolsCP1Zv9 2018-01-12 13:48:50.806274887 +0000 @@ -1,7 +1,7 @@ libgc.so.1 libgc1c2 #MINVER# (arch=armel)AO_compare_double_and_swap_double_emulation@Base 1:7.4.2 (arch=armel)AO_fetch_compare_and_swap_emulation@Base 1:7.4.2 - (arch=armel)AO_locks@Base 1:7.4.2 +#MISSING: 1:7.4.2-8.1# (arch=armel)AO_locks@Base 1:7.4.2 (arch=armel)AO_pause@Base 1:7.4.2 (arch=armel)AO_pt_lock@Base 1:7.4.2 (arch=armel)AO_store_full_emulation@Base 1:7.4.2 dh_makeshlibs: failing due to earlier errors debian/rules:11: recipe for target 'binary-arch' failed make: *** [binary-arch] Error 2 This might be caused by the recent armv4t -> armv5te armel baseline change. I am completely lost regarding what is going on here, starting with the fact that this looks a Libatomic-ops symbol?