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[*] Initial strace run with jchroot on the command ./usr/sbin/fsck.ext3 to identify missing areas

[*] Emulating binary name: fsck.ext3 in strace mode to identify missing areas (with jchroot)
[*] Emulator used: qemu-mipsel-static
[*] Chroot environment used: jchroot
[*] Using root directory: /logs/s115_usermode_emulator/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract (1/2)
[*] Using CPU config: 

--- SIGILL {si_signo=SIGILL, si_code=SI_KERNEL, si_pid=0, si_uid=0} ---
qemu: uncaught target signal 4 (Illegal instruction) - core dumped

[*] Identification of missing filesytem areas.
[*] No missing areas found.

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[*] Initial strace run with jchroot on the command ./sbin/fsck.ext3 to identify missing areas

[*] Emulating binary name: fsck.ext3 in strace mode to identify missing areas (with jchroot)
[*] Emulator used: qemu-mipsel-static
[*] Chroot environment used: jchroot
[*] Using root directory: /logs/s115_usermode_emulator/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr (2/2)
[*] Using CPU config: 24KEc

1 brk(NULL) = 0x40062960
1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f7c7000
1 uname(0x3ff1d6a0) = 0
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_CLOEXEC) = -1 errno=2 (No such file or directory)
1 openat(AT_FDCWD,"/lib/tls/libext2fs.so.2",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d434,512) = 512
1 prctl(46,1072813416,1072813108,512,1065377792,0) = 0
1 fstat64(3,0x3ff1d2f0) = 0
1 mmap2(NULL,499104,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f74d000
1 mprotect(0x3f7b5000,65536,PROT_NONE) = 0
1 mmap2(0x3f7c5000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x68) = 0x3f7c5000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libcom_err.so.2",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d424,512) = 512
1 prctl(46,1072813400,1072813092,512,1065377792,0) = 0
1 fstat64(3,0x3ff1d2e0) = 0
1 mmap2(NULL,78160,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f739000
1 mprotect(0x3f73c000,61440,PROT_NONE) = 0
1 mmap2(0x3f74b000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x2) = 0x3f74b000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libblkid.so.1",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d414,512) = 512
1 prctl(46,1072813416,1072813076,512,1065377792,0) = 0
1 fstat64(3,0x3ff1d2d0) = 0
1 mmap2(NULL,425264,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f6d1000
1 mprotect(0x3f726000,61440,PROT_NONE) = 0
1 mmap2(0x3f735000,16384,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x54) = 0x3f735000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libuuid.so.1",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d404,512) = 512
1 prctl(46,1072813400,1072813060,512,1065377792,0) = 0
1 fstat64(3,0x3ff1d2c0) = 0
1 mmap2(NULL,94560,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f6b9000
1 mprotect(0x3f6c0000,61440,PROT_NONE) = 0
1 mmap2(0x3f6cf000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x6) = 0x3f6cf000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libe2p.so.2",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d3f4,512) = 512
1 prctl(46,1072813320,1072813044,512,1065377792,0) = 0
1 fstat64(3,0x3ff1d2b0) = 0
1 mmap2(NULL,100288,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f6a0000
1 mprotect(0x3f6a8000,61440,PROT_NONE) = 0
1 mmap2(0x3f6b7000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x7) = 0x3f6b7000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libc.so.6",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d3e4,512) = 512
1 prctl(46,1072813464,1072813028,512,1065377792,0) = 0
1 _llseek(3,0,760,0x3ff1d1b8,SEEK_SET) = 0
1 read(3,0x3ff1d1e8,32) = 32
1 fstat64(3,0x3ff1d2a0) = 0
1 mmap2(NULL,1593152,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f51b000
1 mprotect(0x3f688000,61440,PROT_NONE) = 0
1 mmap2(0x3f697000,28672,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x16c) = 0x3f697000
1 mmap2(0x3f69e000,8000,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f69e000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libpthread.so.0",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d324,512) = 512
1 prctl(46,1072813240,1072812836,512,1065377792,0) = 0
1 _llseek(3,0,768,0x3ff1d0f0,SEEK_SET) = 0
1 read(3,0x3ff1d120,32) = 32
1 fstat64(3,0x3ff1d1e0) = 0
1 mmap2(NULL,181248,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f4ee000
1 mprotect(0x3f508000,61440,PROT_NONE) = 0
1 mmap2(0x3f517000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x19) = 0x3f517000
1 mmap2(0x3f519000,5120,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f519000
1 close(3) = 0
1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f4ec000
1 set_thread_area(0x3f4f3e70) = 0
1 mprotect(0x3f697000,16384,PROT_READ) = 0
1 mprotect(0x3f517000,4096,PROT_READ) = 0
1 mprotect(0x3f6b7000,4096,PROT_READ) = 0
1 mprotect(0x3f6cf000,4096,PROT_READ) = 0
1 mprotect(0x3f735000,12288,PROT_READ) = 0
1 mprotect(0x3f74b000,4096,PROT_READ) = 0
1 mprotect(0x3f7c5000,4096,PROT_READ) = 0
1 mprotect(0x4005e000,4096,PROT_READ) = 0
1 mprotect(0x3f7fd000,4096,PROT_READ) = 0
1 set_tid_address(0x3f4eca48) = 1
1 set_robust_list(0x3f4eca50,12) = -1 errno=89 (Function not implemented)
1 rt_sigaction(32,0x3ff1dcf0,NULL) = 0
1 rt_sigaction(33,0x3ff1dcf0,NULL) = 0
1 rt_sigprocmask(SIG_UNBLOCK,0x3ff1dd38,NULL,16) = 0
1 getrlimit(3,0x3ff1ddc0) = 0
1 rt_sigaction(SIGFPE,0x3ff1d988,NULL) = 0
1 rt_sigaction(SIGILL,0x3ff1d988,NULL) = 0
1 rt_sigaction(SIGBUS,0x3ff1d988,NULL) = 0
1 rt_sigaction(SIGSEGV,0x3ff1d988,NULL) = 0
1 rt_sigaction(SIGIOT,0x3ff1d988,NULL) = 0
1 brk(NULL) = 0x40062960
1 brk(0x40083960) = 0x40083960
1 brk(0x40084000) = 0x40084000
1 time(0,0,1074031068,-2139062144,0,0) = 1689943312
1 ioctl(0,TCGETS,0x3ff1d8d8) = -1 errno=25 (Inappropriate ioctl for device)
1 getuid() = 0
1 geteuid() = 0
1 getgid() = 0
1 getegid() = 0
1 prctl(3,0,0,0,0,0) = 1
1 getuid() = 0
1 geteuid() = 0
1 getgid() = 0
1 getegid() = 0
1 prctl(3,0,0,0,0,0) = 1
1 openat(AT_FDCWD,"/etc/blkid.conf",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = -1 errno=2 (No such file or directory)
1 brk(0x40083000) = 0x40083000
1 openat(AT_FDCWD,"/run/blkid/blkid.tab",O_RDONLY|O_LARGEFILE|O_CLOEXEC) = -1 errno=2 (No such file or directory)
1 sysinfo(0x3ff1d890) = 0
1 write(2,0x3ff1b330,175)Usage: ./sbin/fsck.ext3 [-panyrcdfktvDFV] [-b superblock] [-B blocksize]
		[-l|-L bad_blocks_file] [-C fd] [-j external_journal]
		[-E extended-options] [-z undo_file] device
 = 175
1 write(2,0x40044d68,328)
Emergency help:
 -p                   Automatic repair (no questions)
 -n                   Make no changes to the filesystem
 -y                   Assume "yes" to all questions
 -c                   Check for bad blocks and add them to the badblock list
 -f                   Force checking even if filesystem is marked clean
 = 328
1 write(2,0x40044eb4,334) -v                   Be verbose
 -b superblock        Use alternative superblock
 -B blocksize         Force blocksize when looking for superblock
 -j external_journal  Set location of the external journal
 -l bad_blocks_file   Add to badblocks list
 -L bad_blocks_file   Set badblocks list
 -z undo_file         Create an undo file
 = 334
1 exit_group(16)

[*] Identification of missing filesytem areas.
[*] Found missing area: /etc/blkid.conf
[*] Trying to identify this missing file: blkid.conf
[*] Missing file /logs/s115_usermode_emulator/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/etc/blkid.conf
[*] Found missing area: /etc/ld.so.cache
[*] Trying to identify this missing file: ld.so.cache
[*] Missing file /logs/s115_usermode_emulator/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/etc/ld.so.cache
[*] Found missing area: /run/blkid/blkid.tab
[*] Trying to identify this missing file: blkid.tab
[*] Missing file /logs/s115_usermode_emulator/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/run/blkid/blkid.tab

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