SIGSYS when loading GLib2

[ViliusSutkus89]

GLib 2.75.0 is unaffected
GLib 2.75.1 and later are affected.

Affects x86 API levels 26 and up, x86_64 API levels 30 and up.

12-19 10:11:53.324  3326  3342 F libc    : Fatal signal 31 (SIGSYS), code 1 in tid 3342 (roidJUnitRunner)
12-19 10:11:53.370  3349  3349 I crash_dump32: obtaining output fd from tombstoned
12-19 10:11:53.372  1700  1700 I /system/bin/tombstoned: received crash request for pid 3326
12-19 10:11:53.373  3349  3349 I crash_dump32: performing dump of process 3326 (target tid = 3342)
12-19 10:11:53.375  3349  3349 F DEBUG   : *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
12-19 10:11:53.376  3349  3349 F DEBUG   : Build fingerprint: 'Android/sdk_phone_x86/generic_x86:8.0.0/OSR1.180418.004/4931640:userdebug/test-keys'
12-19 10:11:53.377  3349  3349 F DEBUG   : Revision: '0'
12-19 10:11:53.377  3349  3349 F DEBUG   : ABI: 'x86'
12-19 10:11:53.377  3349  3349 F DEBUG   : pid: 3326, tid: 3342, name: roidJUnitRunner  >>> com.viliussutkus89.android.pdf2htmlex.test <<<
12-19 10:11:53.377  3349  3349 F DEBUG   : signal 31 (SIGSYS), code 1 (SYS_SECCOMP), fault addr --------
12-19 10:11:53.377  3349  3349 F DEBUG   : Cause: seccomp prevented call to disallowed x86 system call 422
12-19 10:11:53.377  3349  3349 F DEBUG   :     eax 000001a6  ebx 9937af6c  ecx 00000081  edx 7fffffff
12-19 10:11:53.377  3349  3349 F DEBUG   :     esi 00000000  edi 99327b84
12-19 10:11:53.377  3349  3349 F DEBUG   :     xcs 00000073  xds 0000007b  xes 0000007b  xfs 0000003b  xss 0000007b
12-19 10:11:53.378  3349  3349 F DEBUG   :     eip b735bac4  ebp 99c783e8  esp 99c78378  flags 00200296
12-19 10:11:53.470  3349  3349 F DEBUG   : 
12-19 10:11:53.470  3349  3349 F DEBUG   : backtrace:
12-19 10:11:53.470  3349  3349 F DEBUG   :     #00 pc 00000ac4  [vdso:b735b000] (__kernel_vsyscall+16)
12-19 10:11:53.470  3349  3349 F DEBUG   :     #01 pc 0001ef88  /system/lib/libc.so (syscall+40)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #02 pc 0120c388  /data/app/com.viliussutkus89.android.pdf2htmlex.test-tHV3M2nVff7eJ9170oPgDQ==/lib/x86/libpdf2htmlEX-android.so (g_cond_broadcast+72)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #03 pc 011d8645  /data/app/com.viliussutkus89.android.pdf2htmlex.test-tHV3M2nVff7eJ9170oPgDQ==/lib/x86/libpdf2htmlEX-android.so (g_once_init_leave+101)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #04 pc 011371c3  /data/app/com.viliussutkus89.android.pdf2htmlex.test-tHV3M2nVff7eJ9170oPgDQ==/lib/x86/libpdf2htmlEX-android.so (g_value_array_get_type+67)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #05 pc 011490c7  /data/app/com.viliussutkus89.android.pdf2htmlex.test-tHV3M2nVff7eJ9170oPgDQ==/lib/x86/libpdf2htmlEX-android.so
12-19 10:11:53.471  3349  3349 F DEBUG   :     #06 pc 0115c4fd  /data/app/com.viliussutkus89.android.pdf2htmlex.test-tHV3M2nVff7eJ9170oPgDQ==/lib/x86/libpdf2htmlEX-android.so
12-19 10:11:53.471  3349  3349 F DEBUG   :     #07 pc 0001e688  /system/bin/linker (__dl__ZL10call_arrayIPFviPPcS1_EEvPKcPT_jbS5_+312)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #08 pc 0001e928  /system/bin/linker (__dl__ZN6soinfo17call_constructorsEv+600)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #09 pc 0000813c  /system/bin/linker (__dl__Z9do_dlopenPKciPK17android_dlextinfoPKv+1772)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #10 pc 00004933  /system/bin/linker (__dl__Z20__android_dlopen_extPKciPK17android_dlextinfoPKv+83)
12-19 10:11:53.471  3349  3349 F DEBUG   :     #11 pc 000010a6  /system/lib/libdl.so (android_dlopen_ext+38)
12-19 10:11:53.472  3349  3349 F DEBUG   :     #12 pc 00002257  /system/lib/libnativeloader.so

[ViliusSutkus89]

https://source.android.com/docs/core/tests/debug/native-crash#seccomp

[ViliusSutkus89]

OK so that's solved. GLib can be upgraded once #12 is in place