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[*] Initial strace run with jchroot on the command ./usr/bin/dcore to identify missing areas

[*] Emulating binary name: dcore 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) = 0x40009418

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/libelf.so.1",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 read(3,0x3ff1d168,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1ce80) = 0

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

1 mmap2(NULL,69648,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f7cb000

1 mmap2(0x3f7db000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0xf) = 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(3,0x3ff1d158,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1ce70) = 0

1 mmap2(NULL,102460,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f7b1000

1 mmap2(0x3f7c9000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x18) = 0x3f7c9000

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(3,0x3ff1d148,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1ce60) = 0

1 mmap2(NULL,1108064,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f6a2000

1 mmap2(0x3f7a4000,16384,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x101) = 0x3f7a4000

1 mmap2(0x3f7a8000,34912,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f7a8000

1 close(3) = 0

1 openat(AT_FDCWD,"/usr/lib/tls/v8l/neon/vfp/libz.so.1",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,65544,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f691000

1 mmap2(0x3f6a0000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0xe) = 0x3f6a0000

1 close(3) = 0

1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f68f000

1 set_tid_address(0x3f68f088) = 1

1 set_robust_list(0x3f68f08c,12) = -1 errno=38 (Function not implemented)

1 Unknown syscall 398

1 mprotect(0x3f7a4000,8192,PROT_READ) = 0

1 mprotect(0x3f7c9000,4096,PROT_READ) = 0

1 mprotect(0x3f6a0000,4096,PROT_READ) = 0

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

1 mprotect(0x40004000,4096,PROT_READ) = 0

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

1 ugetrlimit(3,1072814568,1065027486,1065002756,1,1064984160) = 0

1 statx(1,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1d9d0) = 0

1 brk(NULL) = 0x40009418

1 brk(0x4002b418) = 0x4002b418

1 brk(0x4002c000) = 0x4002c000

1 write(1,0x40009420,78)dcore 0.1

dcore [options] pid

-c	core file name (default core.<pid>)

-h	help

 = 78

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

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