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

[*] Emulating binary name: badblocks 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/0-50593792.squashfs_v4_le_extract (1/2)

[*] Using CPU config: 

1 brk(NULL) = 0x40015080

1 uname(0x3ff1d8f0) = 0

1 access("/etc/ld.so.preload",R_OK) = 0

1 openat(AT_FDCWD,"/etc/ld.so.preload",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1d8c0) = 0

1 mmap2(NULL,19,PROT_READ|PROT_WRITE,MAP_PRIVATE,3,0) = 0x3f7cf000

1 close(3) = 0

1 munmap(0x3f7cf000,19) = 0

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/libext2fs.so.2",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 read(3,0x3ff1d200,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1cf48) = 0

1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f7ce000

1 mmap2(NULL,370012,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f773000

1 mprotect(0x3f7bd000,61440,PROT_NONE) = 0

1 mmap2(0x3f7cc000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x49) = 0x3f7cc000

1 close(3) = 0

1 openat(AT_FDCWD,"/usr/lib/tls/v8l/neon/vfp/libcom_err.so.2",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3

1 read(3,0x3ff1d1f0,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1cf38) = 0

1 mmap2(NULL,73768,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f760000

1 mprotect(0x3f762000,61440,PROT_NONE) = 0

1 mmap2(0x3f771000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x1) = 0x3f771000

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(3,0x3ff1d1e0,512) = 512

1 statx(3,"",AT_EMPTY_PATH|AT_NO_AUTOMOUNT,STATX_BASIC_STATS,0x3ff1cf28) = 0

1 mmap2(NULL,1148532,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f647000

1 mprotect(0x3f744000,61440,PROT_NONE) = 0

1 mmap2(0x3f753000,16384,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0xfc) = 0x3f753000

1 mmap2(0x3f757000,34420,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f757000

1 close(3) = 0

1 set_tid_address(0x3f7cef48) = 1

1 set_robust_list(0x3f7cef50,12) = -1 errno=38 (Function not implemented)

1 mprotect(0x3f753000,8192,PROT_READ) = 0

1 mprotect(0x3f771000,4096,PROT_READ) = 0

1 mprotect(0x3f7cc000,4096,PROT_READ) = 0

1 mprotect(0x40014000,4096,PROT_READ) = 0

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

1 ugetrlimit(3,1072814728,1064670516,1064695218,1,1064652388) = 0

1 clock_gettime64(CLOCK_REALTIME_COARSE,0x3ff1db70) = 0 ({tv_sec=1690035790,tv_nsec=591098057})

1 write(2,0x3ff1bb50,273)Usage: ./usr/sbin/badblocks [-b block_size] [-i input_file] [-o output_file] [-svwnfBX]

       [-c blocks_at_once] [-d delay_factor_between_reads] [-e max_bad_blocks]

       [-p num_passes] [-t test_pattern [-t test_pattern [...]]]

       device [last_block [first_block]]

 = 273

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/0-50593792.squashfs_v4_le_extract/etc/ld.so.cache

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