-----------------------------------------------------------------

[*] Initial strace run with jchroot on the command ./usr/sbin/apac-update to identify missing areas

[*] Emulating binary name: apac-update in strace mode to identify missing areas (with jchroot)

[*] Emulator used: qemu-arm-static

[*] Chroot environment used: jchroot

[*] Using root directory: /logs/s115_usermode_emulator/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-80367616.squashfs_v4_le_extract (1/2)

[*] Using CPU config: 

1 brk(NULL) = 0x4000300c

1 access("/etc/ld.so.preload",R_OK) = -1 errno=2 (No such file or directory)

1 openat(AT_FDCWD,"/etc/ld.so.cache",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = -1 errno=2 (No such file or directory)

1 openat(AT_FDCWD,"/usr/lib/tls/v8l/neon/vfp/libglib-2.0.so.0",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 read(3,0x3ff1d128,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1ce40) = 0

1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f7dd000

1 mmap2(NULL,932760,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f6f9000

1 mmap2(0x3f7db000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0xe1) = 0x3f7db000

1 close(3) = 0

1 openat(AT_FDCWD,"/usr/lib/tls/v8l/neon/vfp/libgcc_s.so.1",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 read(3,0x3ff1d118,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1ce30) = 0

1 mmap2(NULL,102460,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f6df000

1 mmap2(0x3f6f7000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x18) = 0x3f6f7000

1 close(3) = 0

1 openat(AT_FDCWD,"/usr/lib/tls/v8l/neon/vfp/libc.so.6",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 read(3,0x3ff1d108,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1ce20) = 0

1 mmap2(NULL,1108064,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f5d0000

1 mmap2(0x3f6d2000,16384,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x101) = 0x3f6d2000

1 mmap2(0x3f6d6000,34912,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f6d6000

1 close(3) = 0

1 openat(AT_FDCWD,"/usr/lib/tls/v8l/neon/vfp/libpcre.so.1",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 read(3,0x3ff1d0e8,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1ce00) = 0

1 mmap2(NULL,335948,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f57d000

1 mmap2(0x3f5ce000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x50) = 0x3f5ce000

1 close(3) = 0

1 set_tid_address(0x3f7de3e8) = 1

1 set_robust_list(0x3f7de3ec,12) = -1 errno=38 (Function not implemented)

1 Unknown syscall 398

1 mprotect(0x3f6d2000,8192,PROT_READ) = 0

1 mprotect(0x3f6f7000,4096,PROT_READ) = 0

1 mprotect(0x3f5ce000,4096,PROT_READ) = 0

1 mprotect(0x3f7db000,4096,PROT_READ) = 0

1 mprotect(0x40002000,4096,PROT_READ) = 0

1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f57b000

1 mprotect(0x3f7fd000,4096,PROT_READ) = 0

1 ugetrlimit(3,1072814504,1064167326,1064142596,1,1064124000) = 0

1 brk(NULL) = 0x4000300c

1 brk(0x4002400c) = 0x4002400c

1 brk(0x40025000) = 0x40025000

1 clock_gettime64(CLOCK_REALTIME,0x3ff1dc38) = 0 ({tv_sec=1690032667,tv_nsec=383686192})

1 statx(1,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1d490) = 0

1 write(1,0x40006808,202)Usage:

Grant a certain user permission to do a certain action:

  ./usr/sbin/apac-update grant username action_id

Revoke all dynamic permissions for a user:

  ./usr/sbin/apac-update revoke-all username

 = 202

1 exit_group(1)

[*] Identification of missing filesytem areas.

[*] Found missing area: /etc/ld.so.cache

[*] Trying to identify this missing file: ld.so.cache

[*] Missing file /logs/s115_usermode_emulator/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-80367616.squashfs_v4_le_extract/etc/ld.so.cache

-----------------------------------------------------------------