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[*] Initial strace run with jchroot on the command ./usr/bin/mDNSResponderPosix to identify missing areas
[*] Emulating binary name: mDNSResponderPosix 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/mDNSResponderPosix to identify missing areas
[*] Emulating binary name: mDNSResponderPosix 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) = 0x40064d94
1 mmap2(NULL,8192,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS,-1,0) = 0x3f7c7000
1 uname(0x3ff1d640) = 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/libc.so.6",O_RDONLY|O_CLOEXEC) = 3
1 read(3,0x3ff1d3d4,512) = 512
1 prctl(46,1072813448,1072813012,512,1065377792,0) = 0
1 _llseek(3,0,760,0x3ff1d1a8,SEEK_SET) = 0
1 read(3,0x3ff1d1d8,32) = 32
1 fstat64(3,0x3ff1d290) = 0
1 mmap2(NULL,1593152,PROT_EXEC|PROT_READ,MAP_PRIVATE|MAP_DENYWRITE,3,0) = 0x3f642000
1 mprotect(0x3f7af000,61440,PROT_NONE) = 0
1 mmap2(0x3f7be000,28672,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_DENYWRITE|MAP_FIXED,3,0x16c) = 0x3f7be000
1 mmap2(0x3f7c5000,8000,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED,-1,0) = 0x3f7c5000
1 close(3) = 0
1 set_thread_area(0x3f7cf210) = 0
1 mprotect(0x3f7be000,16384,PROT_READ) = 0
1 mprotect(0x40059000,4096,PROT_READ) = 0
1 mprotect(0x3f7fd000,4096,PROT_READ) = 0
1 write(2,0x3ff1b648,131)Usage: mDNSResponderPosix [-v level ] [-r] [-n name] [-t type] [-d domain] [-p port] [-f file] [-b] [-P pidfile] [-x name=val ...]
= 131
1 write(2,0x40048ef4,57) -v verbose mode, level is a number from 0 to 2
= 57
1 write(2,0x40048f30,45) 0 = no debugging info (default)
= 45
1 write(2,0x40048f60,41) 1 = standard debugging info
= 41
1 write(2,0x40048f8c,40) 2 = intense debugging info
= 40
1 write(2,0x40048fb8,38) can be cycled kill -USR1
= 38
1 write(2,0x40048fe0,62) -r also bind to port 53 (port 5353 is always bound)
= 62
1 write(2,0x40049020,56) -n uses 'name' as the service name (required)
= 56
1 write(2,0x3ff1b648,78) -t uses 'type' as the service type (default is '_afpovertcp._tcp.')
= 78
1 write(2,0x3ff1b648,71) -d uses 'domain' as the service domain (default is 'local.')
= 71
1 write(2,0x3ff1b648,63) -p uses 'port' as the port number (default is '548')
= 63
1 write(2,0x40049120,46) -f reads a service list from 'file'
= 46
1 write(2,0x40049150,45) -b forces daemon (background) mode
= 45
1 write(2,0x40049180,44) -P uses 'pidfile' as the PID file
= 44
1 write(2,0x3ff1b648,63) (default is '/var/run/bonjour/mDNSResponder.pid')
= 63
1 write(2,0x400491d0,50) only meaningful if -b also specified
= 50
1 write(2,0x40049204,63) -x stores name=val in TXT record (default is empty).
= 63
1 write(2,0x40049244,53) MUST be the last command-line argument;
= 53
1 write(2,0x4004927c,78) all subsequent arguments after -x are treated as name=val pairs.
= 78
1 write(2,0x3ff1b668,93)mDNSResponderPosix: You must specify a service name to register (-n) or a service file (-f).
= 93
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/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/etc/ld.so.cache
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