# crasher call-null
Segmentation fault



08-03 18:15:09.071  3065  3065 F libc    : Fatal signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x0 in tid 3065 (crasher), pid 3065 (crasher)
08-03 18:15:09.121  3068  3068 I crash_dump32: obtaining output fd from tombstoned, type: kDebuggerdTombstone
08-03 18:15:09.122   191   191 I /system/bin/tombstoned: received crash request for pid 3065
08-03 18:15:09.123  3068  3068 I crash_dump32: performing dump of process 3065 (target tid = 3065)
08-03 18:15:09.127  3068  3068 F DEBUG   : *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
08-03 18:15:09.128  3068  3068 F DEBUG   : LineageOS Version: '16.0-20200803-UNOFFICIAL-rpi3'
08-03 18:15:09.128  3068  3068 F DEBUG   : Build fingerprint: 'Raspberry/lineage_rpi3/rpi3:9/PQ3A.190801.002/fdbai08031438:userdebug/test-keys'
08-03 18:15:09.128  3068  3068 F DEBUG   : Revision: '0'
08-03 18:15:09.128  3068  3068 F DEBUG   : ABI: 'arm'
08-03 18:15:09.128  3068  3068 F DEBUG   : pid: 3065, tid: 3065, name: crasher  >>> crasher <<<
08-03 18:15:09.128  3068  3068 F DEBUG   : signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x0
08-03 18:15:09.128  3068  3068 F DEBUG   : Cause: null pointer dereference
08-03 18:15:09.128  3068  3068 F DEBUG   :     r0  e98fbe0c  r1  00000000  r2  00000000  r3  00000000
08-03 18:15:09.129  3068  3068 F DEBUG   :     r4  b5648471  r5  ffbb5604  r6  00000002  r7  ffbb5610
08-03 18:15:09.129  3068  3068 F DEBUG   :     r8  00000000  r9  00000000  r10 00000000  r11 00000000
08-03 18:15:09.129  3068  3068 F DEBUG   :     ip  00000000  sp  ffbb5420  lr  b5647bd1  pc  00000000
08-03 18:15:09.134  3068  3068 F DEBUG   :
08-03 18:15:09.134  3068  3068 F DEBUG   : backtrace:
08-03 18:15:09.134  3068  3068 F DEBUG   :     #00 pc 00000000  <unknown>
08-03 18:15:09.134  3068  3068 F DEBUG   :     #01 pc 00001bcf  /system/bin/crasher (crash_null+22)
08-03 18:15:09.134  3068  3068 F DEBUG   :     #02 pc 0000152f  /system/bin/crasher (do_action+614)
08-03 18:15:09.134  3068  3068 F DEBUG   :     #03 pc 000024b5  /system/bin/crasher (main+68)
08-03 18:15:09.134  3068  3068 F DEBUG   :     #04 pc 00088bc1  /system/lib/libc.so (__libc_init+48)
08-03 18:15:09.135  3068  3068 F DEBUG   :     #05 pc 0000112b  /system/bin/crasher (_start_main+38)
08-03 18:15:09.135  3068  3068 F DEBUG   :     #06 pc 00000306  <anonymous:e9b50000>
08-03 18:15:09.167   289   476 W NativeCrashListener: Couldn't find ProcessRecord for pid 3065
08-03 18:15:09.169   191   191 E /system/bin/tombstoned: Tombstone written to: /data/tombstones/tombstone_17
08-03 18:15:09.179   289   309 I BootReceiver: Copying /data/tombstones/tombstone_17 to DropBox (SYSTEM_TOMBSTONE)




$ cat tombstone_17
*** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
LineageOS Version: '16.0-20200803-UNOFFICIAL-rpi3'
Build fingerprint: 'Raspberry/lineage_rpi3/rpi3:9/PQ3A.190801.002/fdbai08031438:userdebug/test-keys'
Revision: '0'
ABI: 'arm'
pid: 3065, tid: 3065, name: crasher  >>> crasher <<<
signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x0
Cause: null pointer dereference
    r0  e98fbe0c  r1  00000000  r2  00000000  r3  00000000
    r4  b5648471  r5  ffbb5604  r6  00000002  r7  ffbb5610
    r8  00000000  r9  00000000  r10 00000000  r11 00000000
    ip  00000000  sp  ffbb5420  lr  b5647bd1  pc  00000000

backtrace:
    #00 pc 00000000  <unknown>
    #01 pc 00001bcf  /system/bin/crasher (crash_null+22)
    #02 pc 0000152f  /system/bin/crasher (do_action+614)
    #03 pc 000024b5  /system/bin/crasher (main+68)
    #04 pc 00088bc1  /system/lib/libc.so (__libc_init+48)
    #05 pc 0000112b  /system/bin/crasher (_start_main+38)
    #06 pc 00000306  <anonymous:e9b50000>

stack:
         ffbb53e0  00000000
         ffbb53e4  00000000
         ffbb53e8  00000000
         ffbb53ec  00000000
         ffbb53f0  00000000
         ffbb53f4  00000000
         ffbb53f8  00000000
         ffbb53fc  00000000
         ffbb5400  00000000
         ffbb5404  00000000
         ffbb5408  00000000
         ffbb540c  00000000
         ffbb5410  00000000
         ffbb5414  00000000
         ffbb5418  00000000
         ffbb541c  00000000
    #00  ffbb5420  00000000
         ........  ........
    #01  ffbb5420  00000000
         ........  ........
    #02  ffbb5438  00000000
         ........  ........
    #03  ffbb55a8  00000000
         ........  ........
    #04  ffbb55d0  e9a7e090  [anon:linker_alloc_small_objects]
         ........  ........
    #05  ffbb55e8  00000000
         ........  ........
    #06  ffbb5600  00000002
         ffbb5604  ffbb5b31  [stack]
         ffbb5608  ffbb5b39  [stack]
         ffbb560c  00000000
         ffbb5610  ffbb5b43  [stack]
         ffbb5614  ffbb5b59  [stack]
         ffbb5618  ffbb5b6c  [stack]
         ffbb561c  ffbb5b73  [stack]
         ffbb5620  ffbb5b8c  [stack]
         ffbb5624  ffbb5ba1  [stack]
         ffbb5628  ffbb5bb4  [stack]
         ffbb562c  ffbb5bcf  [stack]
         ffbb5630  ffbb5be4  [stack]
         ffbb5634  ffbb5e22  [stack]
         ffbb5638  ffbb5e3c  [stack]
         ffbb563c  ffbb5e55  [stack]

memory near r0 ([anon:.bss]):
    e98fbdec 00000000 00000000 00000000 00000000  ................
    e98fbdfc 00000000 00000000 00000000 00000000  ................
    e98fbe0c edf696e9 00000000 00000000 00000000  ................
    e98fbe1c 00000000 00000000 00000000 00000000  ................
    e98fbe2c 00000000 00000000 00000000 00000000  ................
    e98fbe3c 00000000 00000000 00000000 00000000  ................
    e98fbe4c 00000000 00000000 00000000 00000000  ................
    e98fbe5c 00000000 00000000 00000000 00000000  ................
    e98fbe6c 00000000 00000000 00000000 00000000  ................
    e98fbe7c 00000000 00000000 00000000 00000000  ................
    e98fbe8c 00000000 00000000 00000000 00000000  ................
    e98fbe9c 00000000 00000000 00000000 00000000  ................
    e98fbeac 00000000 00000000 00000000 00000000  ................
    e98fbebc 00000000 00000000 00000000 00000000  ................
    e98fbecc 00000000 00000000 00000000 00000000  ................
    e98fbedc 00000000 00000000 00000000 00000000  ................

memory near r4 (/system/bin/crasher):
    b5648450 00002ede 00002f02 00002f25 00002f40  ...../..%/..@/..
    b5648460 00002f5e 00002f89 00002fab 00002fc8  ^/.../.../.../..
    b5648470 b088b580 4603460a c068f8df f8dc44fc  .....F.F..h..D..
    b5648480 f8dcc000 f8cdc000 f04fc01c f8cd0c00  ..........O.....
    b5648490 9005c018 98059104 92032801 d1039302  .........(......
    b56484a0 f002e7ff e00af8b5 28029805 e7ffd106  ...........(....
    b56484b0 68409804 ff08f7fe e0049006 f7ffe7ff  ..@h............
    b56484c0 9006fdb5 9806e7ff 44794907 68096809  .........IyD.h.h
    b56484d0 42919a07 d1039001 9801e7ff bd80b008  ...B............
    b56484e0 ff66f001 00004a7c 00004a2e b0aab510  ..f.|J...J......
    b56484f0 468c4613 4c604686 6824447c 94296824  .F.F.F`L|D$h$h).
    b5648500 91119012 99129210 900fa826 f8cd930e  ........&.......
    b5648510 f8cdc034 f002e030 980ff883 99139013  4...0...........
    b5648520 07c97809 f0002900 e7ff8094 a9249812  .x...)........$.
    b5648530 90189119 99189819 f852680a 44112c0c  .........hR..,.D
    b5648540 991a911a 991b911b 60016989 98129911  .........i.`....

memory near r5 ([stack]):
    ffbb55e4 b564712f 00000000 b564cd5c b564cd64  /qd.....\.d.d.d.
    ffbb55f4 b564cd6c 00000000 e9b50308 00000002  l.d.............
    ffbb5604 ffbb5b31 ffbb5b39 00000000 ffbb5b43  1[..9[......C[..
    ffbb5614 ffbb5b59 ffbb5b6c ffbb5b73 ffbb5b8c  Y[..l[..s[...[..
    ffbb5624 ffbb5ba1 ffbb5bb4 ffbb5bcf ffbb5be4  .[...[...[...[..
    ffbb5634 ffbb5e22 ffbb5e3c ffbb5e55 ffbb5ea8  "^..<^..U^...^..
    ffbb5644 ffbb5fb5 ffbb5fd0 00000000 00000010  ._..._..........
    ffbb5654 0037b0d6 00000006 00001000 00000011  ..7.............
    ffbb5664 00000064 00000003 b5646034 00000004  d.......4`d.....
    ffbb5674 00000020 00000005 00000009 00000007   ...............
    ffbb5684 e9a8b000 00000008 00000000 00000009  ................
    ffbb5694 b56470fd 0000000b 00000000 0000000c  .pd.............
    ffbb56a4 00000000 0000000d 00000000 0000000e  ................
    ffbb56b4 00000000 00000017 00000000 00000019  ................
    ffbb56c4 ffbb56ec 0000001a 00000010 0000001f  .V..............
    ffbb56d4 ffbb5fe4 0000000f ffbb56fc 00000000  ._.......V......

memory near r7 ([stack]):
    ffbb55f0 b564cd64 b564cd6c 00000000 e9b50308  d.d.l.d.........
    ffbb5600 00000002 ffbb5b31 ffbb5b39 00000000  ....1[..9[......
    ffbb5610 ffbb5b43 ffbb5b59 ffbb5b6c ffbb5b73  C[..Y[..l[..s[..
    ffbb5620 ffbb5b8c ffbb5ba1 ffbb5bb4 ffbb5bcf  .[...[...[...[..
    ffbb5630 ffbb5be4 ffbb5e22 ffbb5e3c ffbb5e55  .[.."^..<^..U^..
    ffbb5640 ffbb5ea8 ffbb5fb5 ffbb5fd0 00000000  .^..._..._......
    ffbb5650 00000010 0037b0d6 00000006 00001000  ......7.........
    ffbb5660 00000011 00000064 00000003 b5646034  ....d.......4`d.
    ffbb5670 00000004 00000020 00000005 00000009  .... ...........
    ffbb5680 00000007 e9a8b000 00000008 00000000  ................
    ffbb5690 00000009 b56470fd 0000000b 00000000  .....pd.........
    ffbb56a0 0000000c 00000000 0000000d 00000000  ................
    ffbb56b0 0000000e 00000000 00000017 00000000  ................
    ffbb56c0 00000019 ffbb56ec 0000001a 00000010  .....V..........
    ffbb56d0 0000001f ffbb5fe4 0000000f ffbb56fc  ....._.......V..
    ffbb56e0 00000000 00000000 00000000 ce337dcf  .............}3.

memory near sp ([stack]):
    ffbb5400 00000000 00000000 00000000 00000000  ................
    ffbb5410 00000000 00000000 00000000 00000000  ................
    ffbb5420 00000000 e98fbe0c 00000000 edf696e9  ................
    ffbb5430 ffbb5610 b5647533 00000000 00000000  .V..3ud.........
    ffbb5440 00000000 00000000 00000000 00000000  ................
    ffbb5450 00000000 00000000 00000000 00000000  ................
    ffbb5460 00000000 00000000 00000000 00000000  ................
    ffbb5470 00000000 00000000 00000000 00000000  ................
    ffbb5480 00000000 00000000 00000000 00000000  ................
    ffbb5490 00000000 00000000 00000000 00000000  ................
    ffbb54a0 00000000 00000000 00000000 00000000  ................
    ffbb54b0 00000000 00000000 00000000 00000000  ................
    ffbb54c0 00000000 00000000 00000007 b564a9e4  ..............d.
    ffbb54d0 ffbb5b39 00000000 00000000 0000000a  9[..............
    ffbb54e0 b564a9cf ffbb5b39 00000000 00000000  ..d.9[..........
    ffbb54f0 00000005 b564a9c9 ffbb5b39 ffbb5b39  ......d.9[..9[..

memory near lr (/system/bin/crasher):
    b5647bb0 000053a8 fffff72b b084b580 4478480b  .S..+........HxD
    b5647bc0 68016800 21009103 99029102 47889001  .h.h...!.......G
    b5647bd0 f8d19901 9a03e000 90004596 e7ffd103  .........E......
    b5647be0 b0049800 f002bd80 bf00fbe3 0000533a  ............:S..
    b5647bf0 b084b580 4a0c4601 6812447a 93036813  .....F.JzD.h.h..
    b5647c00 98029002 63adf64d 98026018 68120080  ....M..c.`.....h
    b5647c10 429a9b03 91009001 e7ffd103 b0049801  ...B............
    b5647c20 f002bd80 bf00fbc5 00005300 b086b580  .........S......
    b5647c30 4a0e4601 6812447a 93056813 98049004  .F.JzD.h.h......
    b5647c40 91029203 ffd4f7ff 90043002 eb009804  .........0......
    b5647c50 99030040 9b05680a 9001429a e7ffd103  @....h...B......
    b5647c60 b0069801 f002bd80 bf00fba3 000052c4  .............R..
    b5647c70 b086b580 4a0d4601 6812447a 93056813  .....F.JzD.h.h..
    b5647c80 98049004 91029203 ffd0f7ff 90043001  .............0..
    b5647c90 00409804 680a9903 429a9b05 d1039001  ..@....h...B....
    b5647ca0 9801e7ff bd80b006 fb82f002 00005280  .............R..

memory map (74 entries):
    b5646000-b564bfff r-x         0      6000  /system/bin/crasher (BuildId: 5e73bfcac8e82978a014fe7a101f3cee)
    b564c000-b564cfff r--      5000      1000  /system/bin/crasher
    b564d000-b564dfff rw-         0      1000
    e95da000-e95ddfff r-x         0      4000  /system/lib/libnetd_client.so (BuildId: 72d07c9629027b0a6d40c5c99f1df0a3)
    e95de000-e95defff r--      3000      1000  /system/lib/libnetd_client.so
    e95df000-e95dffff rw-      4000      1000  /system/lib/libnetd_client.so
    e9600000-e96fffff rw-         0    100000  [anon:libc_malloc]
    e970f000-e972efff r-x         0     20000  /system/lib/libm.so (BuildId: e7d0b8f9a43d77b74e49c5fc0796262f)
    e972f000-e972ffff r--     1f000      1000  /system/lib/libm.so
    e9730000-e9730fff rw-     20000      1000  /system/lib/libm.so
    e9769000-e9770fff r-x         0      8000  /system/lib/libseccomp_policy.so (BuildId: 4518d6e4b5fda834dfdcf4a8f3b2789d)
    e9771000-e9771fff r--      7000      1000  /system/lib/libseccomp_policy.so
    e9772000-e9772fff rw-      8000      1000  /system/lib/libseccomp_policy.so
    e9787000-e9819fff r-x         0     93000  /system/lib/libc++.so (BuildId: 0b27623fc2d89c5444acc59d3f31a514) (load bias 0x3000)
    e981a000-e981afff ---         0      1000
    e981b000-e981ffff r--     93000      5000  /system/lib/libc++.so (load bias 0x3000)
    e9820000-e9820fff rw-     98000      1000  /system/lib/libc++.so (load bias 0x3000)
    e9821000-e9821fff rw-         0      1000  [anon:.bss]
    e9852000-e98f0fff r-x         0     9f000  /system/lib/libc.so (BuildId: 23e9d9759243df47d85724886cb52ce2)
    e98f1000-e98f4fff r--     9e000      4000  /system/lib/libc.so
    e98f5000-e98f6fff rw-     a2000      2000  /system/lib/libc.so
    e98f7000-e98f7fff rw-         0      1000  [anon:.bss]
    e98f8000-e98f8fff r--         0      1000  [anon:.bss]
    e98f9000-e98fffff rw-         0      7000  [anon:.bss]
    e9920000-e9933fff r-x         0     14000  /system/lib/liblog.so (BuildId: deaad76fe8564f670472555cec07cb4a)
    e9934000-e9934fff r--     13000      1000  /system/lib/liblog.so
    e9935000-e9935fff rw-     14000      1000  /system/lib/liblog.so
    e995f000-e995ffff r-x         0      1000  /system/lib/libdl.so (BuildId: 676a0450f6cc27cf2554a3d1634fc4fe)
    e9960000-e9960fff r--      1000      1000  /system/lib/libdl.so
    e9961000-e9961fff rw-         0      1000  [anon:.bss]
    e99a7000-e99b5fff r-x         0      f000  /system/lib/libbase.so (BuildId: 134fd9b8cd8f2f4ea7304be5857cf27b)
    e99b6000-e99b6fff r--      e000      1000  /system/lib/libbase.so
    e99b7000-e99b7fff rw-      f000      1000  /system/lib/libbase.so
    e99bf000-e99bffff rw-         0      1000  [anon:linker_alloc]
    e99c6000-e99c6fff r--         0      1000  [anon:atexit handlers]
    e99c7000-e99c7fff r--         0      1000  [anon:linker_alloc]
    e99c8000-e99e7fff r--         0     20000  /dev/__properties__/u:object_r:default_prop:s0
    e99e8000-e9a07fff r--         0     20000  /dev/__properties__/properties_serial
    e9a08000-e9a08fff rw-         0      1000  [anon:System property context nodes]
    e9a09000-e9a0bfff r--         0      3000  /dev/__properties__/property_info
    e9a0c000-e9a0dfff rw-         0      2000  [anon:linker_alloc_vector]
    e9a0e000-e9a0efff rw-         0      1000  [anon:linker_alloc_small_objects]
    e9a0f000-e9a0ffff rw-         0      1000  [anon:arc4random data]
    e9a10000-e9a10fff rw-         0      1000  [anon:linker_alloc_vector]
    e9a11000-e9a11fff rw-         0      1000  [anon:linker_alloc]
    e9a12000-e9a31fff r--         0     20000  /dev/__properties__/u:object_r:default_prop:s0
    e9a32000-e9a32fff r--         0      1000  [anon:linker_alloc]
    e9a33000-e9a52fff r--         0     20000  /dev/__properties__/u:object_r:debug_prop:s0
    e9a53000-e9a53fff ---         0      1000
    e9a54000-e9a54fff rw-         0      1000
    e9a55000-e9a55fff ---         0      1000
    e9a56000-e9a75fff r--         0     20000  /dev/__properties__/properties_serial
    e9a76000-e9a76fff rw-         0      1000  [anon:System property context nodes]
    e9a77000-e9a79fff r--         0      3000  /dev/__properties__/property_info
    e9a7a000-e9a7afff r--         0      1000  [anon:linker_alloc]
    e9a7b000-e9a7bfff rw-         0      1000  [anon:linker_alloc_vector]
    e9a7c000-e9a7cfff rw-         0      1000  [anon:linker_alloc_small_objects]
    e9a7d000-e9a7dfff rw-         0      1000  [anon:linker_alloc_vector]
    e9a7e000-e9a7efff rw-         0      1000  [anon:linker_alloc_small_objects]
    e9a7f000-e9a7ffff r--         0      1000  [anon:atexit handlers]
    e9a80000-e9a80fff ---         0      1000
    e9a81000-e9a84fff rw-         0      4000  [anon:thread signal stack]
    e9a85000-e9a85fff rw-         0      1000  [anon:arc4random data]
    e9a86000-e9a86fff ---         0      1000
    e9a87000-e9a89fff rw-         0      3000
    e9a8a000-e9a8afff ---         0      1000
    e9a8b000-e9b48fff r-x         0     be000  /system/bin/linker (BuildId: 0c838a22790b1a897ca50303f17dce1e)
    e9b49000-e9b4efff r--     bd000      6000  /system/bin/linker
    e9b4f000-e9b4ffff rw-     c3000      1000  /system/bin/linker
    e9b50000-e9b51fff rw-         0      2000
    e9b52000-e9b52fff r--         0      1000
    e9b53000-e9b58fff rw-         0      6000
    ffb95000-ffbb5fff rw-         0     21000  [stack]
    ffff0000-ffff0fff r-x         0      1000  [vectors]

open files:
    fd 0: /dev/pts/0
    fd 1: /dev/pts/0
    fd 2: /dev/pts/0