Attachment 948757 Details for Bug 1154886 – File: backtrace

File: backtrace

backtrace (text/plain), 19.65 KB, created by Erik Johnson on 2014-10-21 00:15:18 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Erik Johnson

Created: 2014-10-21 00:15:18 UTC

Size: 19.65 KB

patch

obsolete

>[New LWP 13454]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `/lib/udev/iphone-set-info'.
>Program terminated with signal SIGSEGV, Segmentation fault.
>#0  strlen () at ../sysdeps/x86_64/strlen.S:106
>106		movdqu	(%rax), %xmm12
>
>Thread 1 (Thread 0x7fb8c113c840 (LWP 13454)):
>#0  strlen () at ../sysdeps/x86_64/strlen.S:106
>No locals.
>#1  0x00000039a78860ae in __GI___strdup (s=0x0) at strdup.c:41
>        len = <optimized out>
>        new = <optimized out>
>#2  0x00000039ab40637a in plist_new_string (val=0x0) at plist.c:118
>        data = 0x892980
>#3  0x00000039ac00b024 in pair_record_generate (pair_record=0x7fff914612b8, client=0x90b2d0) at lockdown.c:879
>        ret = 0
>        uret = <optimized out>
>        public_key = {data = 0x90bb40 "-----BEGIN RSA PUBLIC KEY-----\nMIGJAoGBAMqqG9an3S6hycJhEz5hMdqB3xgM1n0Pg69iYTfRoTqP+t1ALtCnfrW8\nOLT8QKVbu3KqJPoOqG729YnzlSNkDHQU/KFjvF/WQhLDYS7pVa0ANujATGN5uLyx\nCEVQqy9g1sHjVeS5YNf0A22IVunyFqS5kVw+zKj"..., size = <optimized out>}
>        host_id = 0x0
>        system_buid = 0x0
>#4  lockdownd_do_pair (client=0x90b2d0, pair_record=pair_record@entry=0x0, verb=<optimized out>, verb@entry=0x39ac0185e5 "Pair") at lockdown.c:939
>        ret = -256
>        dict = 0x0
>        pair_record_plist = 0x90e150
>        wifi_node = 0x0
>        pairing_mode = 0
>        request_pair_record = <optimized out>
>        options = <optimized out>
>#5  0x00000039ac00b5bc in lockdownd_pair (client=<optimized out>, pair_record=pair_record@entry=0x0) at lockdown.c:1102
>No locals.
>#6  0x00000039ac00bbfc in lockdownd_client_new_with_handshake (device=<optimized out>, client=client@entry=0x7fff91461388, label=label@entry=0x401d07 "libgpod") at lockdown.c:774
>        ret = -16
>        client_loc = 0x90b2d0
>        host_id = 0x0
>        type = 0x90b0f0 ""
>        pair_record = 0x0
>#7  0x0000000000401504 in read_sysinfo_extended_by_uuid (uuid=uuid@entry=0x7fff91462e57 "b128c3102a14278788218afb418745d95b174e98") at ipod-lockdown.c:74
>        client = 0x0
>        device = 0x897290
>        ret = 0
>        lockdown_ret = <optimized out>
>        xml = 0x0
>        str = 0x0
>        gxml = 0x0
>        xml_length = 0
>        value = 0x0
>        global = 0x0
>        ptr = 0x0
>        cnt = 10
>#8  0x000000000040127c in write_sysinfo_extended (uuid=0x7fff91462e57 "b128c3102a14278788218afb418745d95b174e98") at iphone-callout.c:15
>        write_ok = <optimized out>
>        sysinfo_extended = <optimized out>
>#9  main (argc=<optimized out>, argv=0x7fff914614d8) at iphone-callout.c:63
>        daemonize_failed = <optimized out>
>        uuid = 0x7fff91462e57 "b128c3102a14278788218afb418745d95b174e98"
>From                To                  Syms Read   Shared Object Library
>0x00000039ac411510  0x00000039ac437328  Yes         /lib64/libgpod.so.4
>0x00000039a8802210  0x00000039a880e930  Yes         /lib64/libz.so.1
>0x00000039a8405890  0x00000039a8474a08  Yes         /lib64/libm.so.6
>0x00000039c380b210  0x00000039c389dd70  Yes         /lib64/libsqlite3.so.0
>0x00000039afc01190  0x00000039afc02088  Yes         /lib64/libgmodule-2.0.so.0
>0x00000039b142e870  0x00000039b1516930  Yes         /lib64/libxml2.so.2
>0x00000039ba006ed0  0x00000039ba01aac0  Yes         /lib64/libgdk_pixbuf-2.0.so.0
>0x00000039aac0b160  0x00000039aac39a18  Yes         /lib64/libgobject-2.0.so.0
>0x00000039aa01a6e0  0x00000039aa0b2f1c  Yes         /lib64/libglib-2.0.so.0
>0x00000039ab00a440  0x00000039ab0192cc  Yes         /lib64/libsgutils2.so.2
>0x00000039c4804250  0x00000039c480fa28  Yes         /lib64/libusb-1.0.so.0
>0x00000039ac008600  0x00000039ac018328  Yes         /lib64/libimobiledevice.so.4
>0x00000039ab4027c0  0x00000039ab407ecc  Yes         /lib64/libplist.so.2
>0x00000039ab802180  0x00000039ab8057ec  Yes         /lib64/libusbmuxd.so.2
>0x00000039c8c22f40  0x00000039c8cdb8b8  Yes         /lib64/libgnutls.so.28
>0x00000039bbe02cb0  0x00000039bbe0ed5c  Yes         /lib64/libtasn1.so.6
>0x00000039a80059a0  0x00000039a8011554  Yes         /lib64/libpthread.so.0
>0x00000039a781f560  0x00000039a7960994  Yes         /lib64/libc.so.6
>0x00000039a7c00ed0  0x00000039a7c019d0  Yes         /lib64/libdl.so.2
>0x00000039a8c030e0  0x00000039a8c19050  Yes         /lib64/liblzma.so.5
>0x00000039b0c31be0  0x00000039b0cf365c  Yes         /lib64/libgio-2.0.so.0
>0x00000039abc05680  0x00000039abc26df8  Yes         /lib64/libpng16.so.16
>0x00000039aa801870  0x00000039aa805fe8  Yes         /lib64/libffi.so.6
>0x00000039ad4034a0  0x00000039ad40bf6c  Yes         /lib64/libudev.so.1
>0x00000039c0407800  0x00000039c0456a48  Yes         /lib64/libgcrypt.so.11
>0x00000039a9002af0  0x00000039a90122a8  Yes         /lib64/libgcc_s.so.1
>0x00000039a9c022d0  0x00000039a9c050ac  Yes         /lib64/librt.so.1
>0x00000039bfc0d7e0  0x00000039bfc2a5ec  Yes         /lib64/libp11-kit.so.0
>0x00000039c0018e60  0x00000039c0059d34  Yes         /lib64/libtspi.so.1
>0x00000039bf206360  0x00000039bf220c9c  Yes         /lib64/libnettle.so.4
>0x00000039c8806820  0x00000039c8811624  Yes         /lib64/libhogweed.so.2
>0x00000039bd80c040  0x00000039bd85edc4  Yes         /lib64/libgmp.so.10
>0x00000039a7400b10  0x00000039a7419c30  Yes         /lib64/ld-linux-x86-64.so.2
>0x00000039a98064a0  0x00000039a9818fe4  Yes         /lib64/libselinux.so.1
>0x00000039aa403a40  0x00000039aa4127dc  Yes         /lib64/libresolv.so.2
>0x00000039be200a30  0x00000039be2010a8  Yes         /lib64/libgpg-error.so.0
>0x00000039b1869c40  0x00000039b195a538  Yes         /lib64/libcrypto.so.10
>0x00000039b2c183c0  0x00000039b2c52550  Yes         /lib64/libssl.so.10
>0x00000039a9401770  0x00000039a944b9e0  Yes         /lib64/libpcre.so.1
>0x00000039b1c0bee0  0x00000039b1c3c1b4  Yes         /lib64/libgssapi_krb5.so.2
>0x00000039b20251a0  0x00000039b20877ac  Yes         /lib64/libkrb5.so.3
>0x00000039b0801570  0x00000039b0802154  Yes         /lib64/libcom_err.so.2
>0x00000039b28048b0  0x00000039b28247e8  Yes         /lib64/libk5crypto.so.3
>0x00000039b1003620  0x00000039b1009f8c  Yes         /lib64/libkrb5support.so.0
>0x00000039b2401570  0x00000039b2402194  Yes         /lib64/libkeyutils.so.1
>0x00007fb8c0f32240  0x00007fb8c0f38eb4  Yes         /lib64/libnss_files.so.2
>0x00007fb8c0cffd20  0x00007fb8c0d17404  Yes         /usr/lib64/pkcs11/p11-kit-trust.so
>0x00000039c2403f80  0x00000039c245812d  Yes         /lib64/libfreebl3.so
>0x00007fb8c0ae2d50  0x00007fb8c0aecc9c  Yes         /usr/lib64/pkcs11/gnome-keyring-pkcs11.so
>$1 = 0x0
>$2 = 0x0
>rax            0x0	0
>rbx            0x0	0
>rcx            0x0	0
>rdx            0x38	56
>rsi            0x1c4003c	29622332
>rdi            0x0	0
>rbp            0x0	0x0
>rsp            0x7fff91461268	0x7fff91461268
>r8             0x20000	131072
>r9             0x3	3
>r10            0x3	3
>r11            0x246	582
>r12            0x90bb40	9485120
>r13            0x39ac0185e5	247698916837
>r14            0xfb	251
>r15            0x0	0
>rip            0x39a788636a	0x39a788636a <strlen+42>
>eflags         0x10293	[ CF AF SF IF RF ]
>cs             0x33	51
>ss             0x2b	43
>ds             0x0	0
>es             0x0	0
>fs             0x0	0
>gs             0x0	0
>st0            0	(raw 0x00000000000000000000)
>st1            0	(raw 0x00000000000000000000)
>st2            0	(raw 0x00000000000000000000)
>st3            0	(raw 0x00000000000000000000)
>st4            0	(raw 0x00000000000000000000)
>st5            0	(raw 0x00000000000000000000)
>st6            0	(raw 0x00000000000000000000)
>st7            0	(raw 0x00000000000000000000)
>fctrl          0x37f	895
>fstat          0x0	0
>ftag           0xffff	65535
>fiseg          0x0	0
>fioff          0x0	0
>foseg          0x0	0
>fooff          0x0	0
>fop            0x0	0
>mxcsr          0x1f80	[ IM DM ZM OM UM PM ]
>ymm0           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm1           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0, 0x0, 0x0, 0x0, 0xff, 0x0 <repeats 27 times>}, v16_int16 = {0x0, 0x0, 0xff, 0x0 <repeats 13 times>}, v8_int32 = {0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0xff00000000, 0x0, 0x0, 0x0}, v2_int128 = {0x0000000000000000000000ff00000000, 0x00000000000000000000000000000000}}
>ymm2           {v8_float = {0x0, 0x0, 0xe57461, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x8000000000000000, 0x0, 0x0, 0x0}, v32_int8 = {0x52, 0x6f, 0x6f, 0x74, 0x50, 0x72, 0x69, 0x76, 0x61, 0x74, 0x65, 0x4b, 0x65, 0x79, 0x0 <repeats 18 times>}, v16_int16 = {0x6f52, 0x746f, 0x7250, 0x7669, 0x7461, 0x4b65, 0x7965, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x746f6f52, 0x76697250, 0x4b657461, 0x7965, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x76697250746f6f52, 0x79654b657461, 0x0, 0x0}, v2_int128 = {0x000079654b65746176697250746f6f52, 0x00000000000000000000000000000000}}
>ymm3           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x8000000000000000, 0x0, 0x0}, v32_int8 = {0xd1, 0xa1, 0x3a, 0x8f, 0xfa, 0xdd, 0x40, 0x2e, 0xd0, 0xa7, 0x7e, 0xb5, 0xbc, 0x38, 0xb4, 0xfc, 0x0 <repeats 16 times>}, v16_int16 = {0xa1d1, 0x8f3a, 0xddfa, 0x2e40, 0xa7d0, 0xb57e, 0x38bc, 0xfcb4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x8f3aa1d1, 0x2e40ddfa, 0xb57ea7d0, 0xfcb438bc, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x2e40ddfa8f3aa1d1, 0xfcb438bcb57ea7d0, 0x0, 0x0}, v2_int128 = {0xfcb438bcb57ea7d02e40ddfa8f3aa1d1, 0x00000000000000000000000000000000}}
>ymm4           {v8_float = {0x80000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x3e, 0x61, 0x31, 0xda, 0x81, 0xdf, 0x18, 0xc, 0xd6, 0x7d, 0xf, 0x83, 0xaf, 0x62, 0x61, 0x37, 0x0 <repeats 16 times>}, v16_int16 = {0x613e, 0xda31, 0xdf81, 0xc18, 0x7dd6, 0x830f, 0x62af, 0x3761, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0xda31613e, 0xc18df81, 0x830f7dd6, 0x376162af, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0xc18df81da31613e, 0x376162af830f7dd6, 0x0, 0x0}, v2_int128 = {0x376162af830f7dd60c18df81da31613e, 0x00000000000000000000000000000000}}
>ymm5           {v8_float = {0x0, 0x4d800000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x8000000000000000, 0x0, 0x0, 0x0}, v32_int8 = {0x2, 0x81, 0x81, 0x0, 0xca, 0xaa, 0x1b, 0xd6, 0xa7, 0xdd, 0x2e, 0xa1, 0xc9, 0xc2, 0x61, 0x13, 0x0 <repeats 16 times>}, v16_int16 = {0x8102, 0x81, 0xaaca, 0xd61b, 0xdda7, 0xa12e, 0xc2c9, 0x1361, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x818102, 0xd61baaca, 0xa12edda7, 0x1361c2c9, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0xd61baaca00818102, 0x1361c2c9a12edda7, 0x0, 0x0}, v2_int128 = {0x1361c2c9a12edda7d61baaca00818102, 0x00000000000000000000000000000000}}
>ymm6           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x48, 0x86, 0xf7, 0xd, 0x1, 0x1, 0x1, 0x5, 0x0, 0x3, 0x81, 0x8d, 0x0, 0x30, 0x81, 0x89, 0x0 <repeats 16 times>}, v16_int16 = {0x8648, 0xdf7, 0x101, 0x501, 0x300, 0x8d81, 0x3000, 0x8981, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0xdf78648, 0x5010101, 0x8d810300, 0x89813000, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x50101010df78648, 0x898130008d810300, 0x0, 0x0}, v2_int128 = {0x898130008d810300050101010df78648, 0x00000000000000000000000000000000}}
>ymm7           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x31, 0x34, 0x34, 0x38, 0x5a, 0x30, 0x0, 0x30, 0x81, 0x9f, 0x30, 0xd, 0x6, 0x9, 0x2a, 0x86, 0x0 <repeats 16 times>}, v16_int16 = {0x3431, 0x3834, 0x305a, 0x3000, 0x9f81, 0xd30, 0x906, 0x862a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x38343431, 0x3000305a, 0xd309f81, 0x862a0906, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x3000305a38343431, 0x862a09060d309f81, 0x0, 0x0}, v2_int128 = {0x862a09060d309f813000305a38343431, 0x00000000000000000000000000000000}}
>ymm8           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm9           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm10          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm11          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm12          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm13          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm14          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>ymm15          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>}, v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000, 0x00000000000000000000000000000000}}
>Dump of assembler code for function strlen:
>   0x00000039a7886340 <+0>:	pxor   %xmm8,%xmm8
>   0x00000039a7886345 <+5>:	pxor   %xmm9,%xmm9
>   0x00000039a788634a <+10>:	pxor   %xmm10,%xmm10
>   0x00000039a788634f <+15>:	pxor   %xmm11,%xmm11
>   0x00000039a7886354 <+20>:	mov    %rdi,%rax
>   0x00000039a7886357 <+23>:	mov    %rdi,%rcx
>   0x00000039a788635a <+26>:	and    $0xfff,%rcx
>   0x00000039a7886361 <+33>:	cmp    $0xfcf,%rcx
>   0x00000039a7886368 <+40>:	ja     0x39a78863d0 <strlen+144>
>=> 0x00000039a788636a <+42>:	movdqu (%rax),%xmm12
>   0x00000039a788636f <+47>:	pcmpeqb %xmm8,%xmm12
>   0x00000039a7886374 <+52>:	pmovmskb %xmm12,%edx
>   0x00000039a7886379 <+57>:	test   %edx,%edx
>   0x00000039a788637b <+59>:	je     0x39a7886381 <strlen+65>
>   0x00000039a788637d <+61>:	bsf    %edx,%eax
>   0x00000039a7886380 <+64>:	retq   
>   0x00000039a7886381 <+65>:	and    $0xfffffffffffffff0,%rax
>   0x00000039a7886385 <+69>:	pcmpeqb 0x10(%rax),%xmm9
>   0x00000039a788638b <+75>:	pcmpeqb 0x20(%rax),%xmm10
>   0x00000039a7886391 <+81>:	pcmpeqb 0x30(%rax),%xmm11
>   0x00000039a7886397 <+87>:	pmovmskb %xmm9,%edx
>   0x00000039a788639c <+92>:	pmovmskb %xmm10,%r8d
>   0x00000039a78863a1 <+97>:	pmovmskb %xmm11,%ecx
>   0x00000039a78863a6 <+102>:	shl    $0x10,%rdx
>   0x00000039a78863aa <+106>:	shl    $0x10,%rcx
>   0x00000039a78863ae <+110>:	or     %r8,%rcx
>   0x00000039a78863b1 <+113>:	shl    $0x20,%rcx
>   0x00000039a78863b5 <+117>:	or     %rcx,%rdx
>   0x00000039a78863b8 <+120>:	mov    %rdi,%rcx
>   0x00000039a78863bb <+123>:	xor    %rax,%rcx
>   0x00000039a78863be <+126>:	and    $0xffffffffffffffc0,%rax
>   0x00000039a78863c2 <+130>:	sar    %cl,%rdx
>   0x00000039a78863c5 <+133>:	test   %rdx,%rdx
>   0x00000039a78863c8 <+136>:	je     0x39a7886440 <strlen+256>
>   0x00000039a78863ca <+138>:	bsf    %rdx,%rax
>   0x00000039a78863ce <+142>:	retq   
>   0x00000039a78863cf <+143>:	nop
>   0x00000039a78863d0 <+144>:	and    $0xffffffffffffffc0,%rax
>   0x00000039a78863d4 <+148>:	pcmpeqb (%rax),%xmm8
>   0x00000039a78863d9 <+153>:	pcmpeqb 0x10(%rax),%xmm9
>   0x00000039a78863df <+159>:	pcmpeqb 0x20(%rax),%xmm10
>   0x00000039a78863e5 <+165>:	pcmpeqb 0x30(%rax),%xmm11
>   0x00000039a78863eb <+171>:	pmovmskb %xmm8,%esi
>   0x00000039a78863f0 <+176>:	pmovmskb %xmm9,%edx
>   0x00000039a78863f5 <+181>:	pmovmskb %xmm10,%r8d
>   0x00000039a78863fa <+186>:	pmovmskb %xmm11,%ecx
>   0x00000039a78863ff <+191>:	shl    $0x10,%rdx
>   0x00000039a7886403 <+195>:	shl    $0x10,%rcx
>   0x00000039a7886407 <+199>:	or     %rsi,%rdx
>   0x00000039a788640a <+202>:	or     %r8,%rcx
>   0x00000039a788640d <+205>:	shl    $0x20,%rcx
>   0x00000039a7886411 <+209>:	or     %rcx,%rdx
>   0x00000039a7886414 <+212>:	mov    %rdi,%rcx
>   0x00000039a7886417 <+215>:	xor    %rax,%rcx
>   0x00000039a788641a <+218>:	and    $0xffffffffffffffc0,%rax
>   0x00000039a788641e <+222>:	sar    %cl,%rdx
>   0x00000039a7886421 <+225>:	test   %rdx,%rdx
>   0x00000039a7886424 <+228>:	je     0x39a7886430 <strlen+240>
>   0x00000039a7886426 <+230>:	bsf    %rdx,%rax
>   0x00000039a788642a <+234>:	retq   
>   0x00000039a788642b <+235>:	nopl   0x0(%rax,%rax,1)
>   0x00000039a7886430 <+240>:	pxor   %xmm9,%xmm9
>   0x00000039a7886435 <+245>:	pxor   %xmm10,%xmm10
>   0x00000039a788643a <+250>:	pxor   %xmm11,%xmm11
>   0x00000039a788643f <+255>:	nop
>   0x00000039a7886440 <+256>:	movdqa 0x40(%rax),%xmm8
>   0x00000039a7886446 <+262>:	pminub 0x50(%rax),%xmm8
>   0x00000039a788644c <+268>:	pminub 0x60(%rax),%xmm8
>   0x00000039a7886452 <+274>:	pminub 0x70(%rax),%xmm8
>   0x00000039a7886458 <+280>:	pcmpeqb %xmm11,%xmm8
>   0x00000039a788645d <+285>:	pmovmskb %xmm8,%edx
>   0x00000039a7886462 <+290>:	test   %edx,%edx
>   0x00000039a7886464 <+292>:	jne    0x39a78864a0 <strlen+352>
>   0x00000039a7886466 <+294>:	sub    $0xffffffffffffff80,%rax
>   0x00000039a788646a <+298>:	movdqa (%rax),%xmm8
>   0x00000039a788646f <+303>:	pminub 0x10(%rax),%xmm8
>   0x00000039a7886475 <+309>:	pminub 0x20(%rax),%xmm8
>   0x00000039a788647b <+315>:	pminub 0x30(%rax),%xmm8
>   0x00000039a7886481 <+321>:	pcmpeqb %xmm11,%xmm8
>   0x00000039a7886486 <+326>:	pmovmskb %xmm8,%edx
>   0x00000039a788648b <+331>:	test   %edx,%edx
>   0x00000039a788648d <+333>:	jne    0x39a78864a4 <strlen+356>
>   0x00000039a788648f <+335>:	jmp    0x39a7886440 <strlen+256>
>   0x00000039a7886491 <+337>:	data32 data32 data32 data32 data32 nopw %cs:0x0(%rax,%rax,1)
>   0x00000039a78864a0 <+352>:	add    $0x40,%rax
>   0x00000039a78864a4 <+356>:	pxor   %xmm8,%xmm8
>   0x00000039a78864a9 <+361>:	pcmpeqb (%rax),%xmm8
>   0x00000039a78864ae <+366>:	pcmpeqb 0x10(%rax),%xmm9
>   0x00000039a78864b4 <+372>:	pcmpeqb 0x20(%rax),%xmm10
>   0x00000039a78864ba <+378>:	pcmpeqb 0x30(%rax),%xmm11
>   0x00000039a78864c0 <+384>:	pmovmskb %xmm8,%esi
>   0x00000039a78864c5 <+389>:	pmovmskb %xmm9,%edx
>   0x00000039a78864ca <+394>:	pmovmskb %xmm10,%r8d
>   0x00000039a78864cf <+399>:	pmovmskb %xmm11,%ecx
>   0x00000039a78864d4 <+404>:	shl    $0x10,%rdx
>   0x00000039a78864d8 <+408>:	shl    $0x10,%rcx
>   0x00000039a78864dc <+412>:	or     %rsi,%rdx
>   0x00000039a78864df <+415>:	or     %r8,%rcx
>   0x00000039a78864e2 <+418>:	shl    $0x20,%rcx
>   0x00000039a78864e6 <+422>:	or     %rcx,%rdx
>   0x00000039a78864e9 <+425>:	bsf    %rdx,%rdx
>   0x00000039a78864ed <+429>:	add    %rdx,%rax
>   0x00000039a78864f0 <+432>:	sub    %rdi,%rax
>   0x00000039a78864f3 <+435>:	retq   
>End of assembler dump.

Actions: View

Attachments on bug 1154886: 948757 | 948758 | 948759 | 948760 | 948761 | 948762 | 948763 | 948764 | 948765 | 948766 | 948767