Registers at point of signal:
rax            0x2aaabbde59c7	46912784718279
rbx            0x2aaab2259788	46912621614984
rcx            0x1	1
rdx            0x0	0
rsi            0x0	0
rdi            0x2aaab3912168	46912645439848
rbp            0x2aaab22597c0	0x2aaab22597c0
rsp            0x7fffffff80a0	0x7fffffff80a0
r8             0x2aaabbde59c0	46912784718272
r9             0x2aaaafdcee50	46912583298640
r10            0x7fffffff7e80	140737488322176
r11            0x2aaab3684e70	46912642764400
r12            0x2aaabbde59bc	46912784718268
r13            0x0	0
r14            0x48	72
r15            0x7fffffff80f8	140737488322808
rip            0x2aaab3684ec0	0x2aaab3684ec0 <IA__g_content_type_get_description+80>
eflags         0x10202	[ IF RF ]
cs             0x33	51
ss             0x2b	43
ds             0x0	0
es             0x0	0
fs             0x0	0
gs             0x0	0

Dump of assembler code for function IA__g_content_type_get_description:
   0x00002aaab3684e70 <+0>:	mov    QWORD PTR [rsp-0x20],r12
   0x00002aaab3684e75 <+5>:	mov    QWORD PTR [rsp-0x30],rbx
   0x00002aaab3684e7a <+10>:	mov    r12,rdi
   0x00002aaab3684e7d <+13>:	mov    QWORD PTR [rsp-0x28],rbp
   0x00002aaab3684e82 <+18>:	mov    QWORD PTR [rsp-0x18],r13
   0x00002aaab3684e87 <+23>:	mov    QWORD PTR [rsp-0x10],r14
   0x00002aaab3684e8c <+28>:	mov    QWORD PTR [rsp-0x8],r15
   0x00002aaab3684e91 <+33>:	sub    rsp,0x38
   0x00002aaab3684e95 <+37>:	test   rdi,rdi
   0x00002aaab3684e98 <+40>:	je     0x2aaab3685010 <IA__g_content_type_get_description+416>
   0x00002aaab3684e9e <+46>:	mov    rbx,QWORD PTR [rip+0x28c12b]        # 0x2aaab3910fd0
   0x00002aaab3684ea5 <+53>:	mov    rbp,QWORD PTR [rip+0x28c0ac]        # 0x2aaab3910f58
   0x00002aaab3684eac <+60>:	lea    rdi,[rip+0x28d2b5]        # 0x2aaab3912168 <g__gio_xdgmime_lock+8>
   0x00002aaab3684eb3 <+67>:	mov    ecx,DWORD PTR [rbx]
   0x00002aaab3684eb5 <+69>:	mov    r13,QWORD PTR [rbp+0x8]
   0x00002aaab3684eb9 <+73>:	test   ecx,ecx
   0x00002aaab3684ebb <+75>:	je     0x2aaab3684f30 <IA__g_content_type_get_description+192>
   0x00002aaab3684ebd <+77>:	call   r13
=> 0x00002aaab3684ec0 <+80>:	mov    rdi,r12
   0x00002aaab3684ec3 <+83>:	call   0x2aaab36e1260 <_gio_xdg_unalias_mime_type>
   0x00002aaab3684ec8 <+88>:	mov    rdi,QWORD PTR [rip+0x28d2c1]        # 0x2aaab3912190 <type_comment_cache.13987>
   0x00002aaab3684ecf <+95>:	mov    r12,rax
   0x00002aaab3684ed2 <+98>:	test   rdi,rdi
   0x00002aaab3684ed5 <+101>:	je     0x2aaab3685038 <IA__g_content_type_get_description+456>
   0x00002aaab3684edb <+107>:	mov    rsi,r12
   0x00002aaab3684ede <+110>:	call   0x2aaab367d1d8 <g_hash_table_lookup@plt>
   0x00002aaab3684ee3 <+115>:	mov    rdi,rax
   0x00002aaab3684ee6 <+118>:	call   0x2aaab367bfd8 <g_strdup@plt>
   0x00002aaab3684eeb <+123>:	mov    edx,DWORD PTR [rbx]
   0x00002aaab3684eed <+125>:	mov    r13,rax
   0x00002aaab3684ef0 <+128>:	mov    r14,QWORD PTR [rbp+0x18]
   0x00002aaab3684ef4 <+132>:	lea    rdi,[rip+0x28d26d]        # 0x2aaab3912168 <g__gio_xdgmime_lock+8>
   0x00002aaab3684efb <+139>:	test   edx,edx
   0x00002aaab3684efd <+141>:	je     0x2aaab3684f58 <IA__g_content_type_get_description+232>
   0x00002aaab3684eff <+143>:	call   r14
   0x00002aaab3684f02 <+146>:	test   r13,r13
   0x00002aaab3684f05 <+149>:	je     0x2aaab3684f7c <IA__g_content_type_get_description+268>
   0x00002aaab3684f07 <+151>:	mov    rax,r13
   0x00002aaab3684f0a <+154>:	mov    rbx,QWORD PTR [rsp+0x8]
   0x00002aaab3684f0f <+159>:	mov    rbp,QWORD PTR [rsp+0x10]
   0x00002aaab3684f14 <+164>:	mov    r12,QWORD PTR [rsp+0x18]
   0x00002aaab3684f19 <+169>:	mov    r13,QWORD PTR [rsp+0x20]
   0x00002aaab3684f1e <+174>:	mov    r14,QWORD PTR [rsp+0x28]
   0x00002aaab3684f23 <+179>:	mov    r15,QWORD PTR [rsp+0x30]
   0x00002aaab3684f28 <+184>:	add    rsp,0x38
   0x00002aaab3684f2c <+188>:	ret    


Final instruction steps:
0x00002aaab3684eac	700	in /build/buildd/glib2.0-2.24.1/gio/gcontenttype.c
=> 0x2aaab3684eac <IA__g_content_type_get_description+60>:	lea    rdi,[rip+0x28d2b5]        # 0x2aaab3912168 <g__gio_xdgmime_lock+8>
(gdb) 
0x00002aaab3684eb3	700	in /build/buildd/glib2.0-2.24.1/gio/gcontenttype.c
=> 0x2aaab3684eb3 <IA__g_content_type_get_description+67>:	mov    ecx,DWORD PTR [rbx]
(gdb) 
0x00002aaab3684eb5	700	in /build/buildd/glib2.0-2.24.1/gio/gcontenttype.c
=> 0x2aaab3684eb5 <IA__g_content_type_get_description+69>:	mov    r13,QWORD PTR [rbp+0x8]
(gdb) 
0x00002aaab3684eb9	700	in /build/buildd/glib2.0-2.24.1/gio/gcontenttype.c
=> 0x2aaab3684eb9 <IA__g_content_type_get_description+73>:	test   ecx,ecx
(gdb) 
0x00002aaab3684ebb	700	in /build/buildd/glib2.0-2.24.1/gio/gcontenttype.c
=> 0x2aaab3684ebb <IA__g_content_type_get_description+75>:	je     0x2aaab3684f30 <IA__g_content_type_get_description+192>
(gdb) 
0x00002aaab3684ebd	700	in /build/buildd/glib2.0-2.24.1/gio/gcontenttype.c
=> 0x2aaab3684ebd <IA__g_content_type_get_description+77>:	call   r13
(gdb) p $r13
$5 = 0
