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[*] Initial strace run with jchroot on the command ./usr/bin/vftpd to identify missing areas
[*] Emulating binary name: vftpd 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 ./bin/vftpd to identify missing areas
[*] Emulating binary name: vftpd 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) = 0x40019840
1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f7c7000
1 uname(0x3ff1d6d0) = 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/libfdipc.so.1",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d464,512) = 512
1 prctl(46,1072813432,1072813156,512,1065377792,0) = 0
1 fstat64(3,0x3ff1d320) = 0
1 mmap2(NULL,73904,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f7b4000
1 mprotect(0x3f7b6000,61440,PROT_NONE) = 0
1 mmap2(0x3f7c5000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x1) = 0x3f7c5000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libcrypt.so.1",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d454,512) = 512
1 prctl(46,1072813448,1072813140,512,1065377792,0) = 0
1 _llseek(3,0,648,0x3ff1d220,SEEK_SET) = 0
1 read(3,0x3ff1d250,32) = 32
1 fstat64(3,0x3ff1d310) = 0
1 mmap2(NULL,262716,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f773000
1 mprotect(0x3f77c000,61440,PROT_NONE) = 0
1 mmap2(0x3f78b000,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x8) = 0x3f78b000
1 mmap2(0x3f78d000,156220,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f78d000
1 close(3) = 0
1 openat(AT_FDCWD,"/lib/tls/libc.so.6",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d444,512) = 512
1 prctl(46,1072813560,1072813124,512,1065377792,0) = 0
1 _llseek(3,0,760,0x3ff1d218,SEEK_SET) = 0
1 read(3,0x3ff1d248,32) = 32
1 fstat64(3,0x3ff1d300) = 0
1 mmap2(NULL,1593152,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f5ee000
1 mprotect(0x3f75b000,61440,PROT_NONE) = 0
1 mmap2(0x3f76a000,28672,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x16c) = 0x3f76a000
1 mmap2(0x3f771000,8000,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f771000
1 close(3) = 0
1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f5ec000
1 set_thread_area(0x3f5f34a0) = 0
1 mprotect(0x3f76a000,16384,PROT_READ) = 0
1 mprotect(0x3f78b000,4096,PROT_READ) = 0
1 mprotect(0x3f7c5000,4096,PROT_READ) = 0
1 mprotect(0x40018000,4096,PROT_READ) = 0
1 mprotect(0x3f7fd000,4096,PROT_READ) = 0
1 brk(NULL) = 0x40019840
1 brk(0x4003a840) = 0x4003a840
1 brk(0x4003b000) = 0x4003b000
1 time(0,1072813796,1,0,0,0) = 1689943015
1 openat(AT_FDCWD,"/etc/localtime",O_RDONLY|O_CLOEXEC) = 3
1 fstat64(3,0x3ff1d4b0) = 0
1 fstat64(3,0x3ff1d350) = 0
1 read(3,0x4001bb48,4096) = 148
1 _llseek(3,4294967295,4294967290,0x3ff1d360,SEEK_CUR) = 0
1 read(3,0x4001bb48,4096) = 6
1 close(3) = 0
1 getpid() = 1
1 socket(PF_UNIX,SOCK_DGRAM|SOCK_CLOEXEC,IPPROTO_IP) = 3
1 connect(3,0x3f7714e0,110) = -1 errno=2 (No such file or directory)
1 close(3) = 0
1 clone(CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|0x12,child_stack=0x00000000,parent_tidptr=0x00000000,tls=0x00000000,child_tidptr=0x3f5ec078) = 3
1 exit_group(0)
[*] 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/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/etc/ld.so.cache
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