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Panic when trying to profile: tried to replace a symbol with itself: symbol='_rjem_malloc' #112

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Ilmarii opened this issue Apr 17, 2023 · 0 comments

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@Ilmarii
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Ilmarii commented Apr 17, 2023

Hi!
I'm trying to profile vector(https://github.com/vectordotdev/vector), and after starting libbytehound.so immediately panics.

ERR panic triggered at preload/src/global.rs:518: tried to replace a symbol with itself: symbol='_rjem_malloc', address=0x000055F74D0B6C10

Full log:

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> RUST_BACKTRACE=1 LD_PRELOAD=/home/user/bin/libbytehound.so vector
bytehound: 33cd 33cd INF Version: 0.11.0
bytehound: 33cd 33cd INF Options:
bytehound: 33cd 33cd INF     MEMORY_PROFILER_BASE_SERVER_PORT         = 8100
bytehound: 33cd 33cd INF     MEMORY_PROFILER_CHOWN_OUTPUT_TO          = None
bytehound: 33cd 33cd INF     MEMORY_PROFILER_DISABLE_BY_DEFAULT       = false
bytehound: 33cd 33cd INF     MEMORY_PROFILER_ENABLE_BROADCAST         = false
bytehound: 33cd 33cd INF     MEMORY_PROFILER_ENABLE_SERVER            = false
bytehound: 33cd 33cd INF     MEMORY_PROFILER_GRAB_BACKTRACES_ON_FREE  = true
bytehound: 33cd 33cd INF     MEMORY_PROFILER_INCLUDE_FILE             = None
bytehound: 33cd 33cd INF     MEMORY_PROFILER_OUTPUT                   = memory-profiling_%e_%t_%p.dat
bytehound: 33cd 33cd INF     MEMORY_PROFILER_REGISTER_SIGUSR1         = true
bytehound: 33cd 33cd INF     MEMORY_PROFILER_REGISTER_SIGUSR2         = true
bytehound: 33cd 33cd INF     MEMORY_PROFILER_USE_PERF_EVENT_OPEN      = true
bytehound: 33cd 33cd INF     MEMORY_PROFILER_USE_SHADOW_STACK         = true
bytehound: 33cd 33cd INF     MEMORY_PROFILER_WRITE_BINARIES_TO_OUTPUT = true
bytehound: 33cd 33cd INF     MEMORY_PROFILER_ZERO_MEMORY              = false
bytehound: 33cd 33cd INF     MEMORY_PROFILER_GATHER_MAPS              = true
bytehound: 33cd 33cd INF     MEMORY_PROFILER_BACKTRACE_CACHE_SIZE_LEVEL_1 = 16384
bytehound: 33cd 33cd INF     MEMORY_PROFILER_BACKTRACE_CACHE_SIZE_LEVEL_2 = 327680
bytehound: 33cd 33cd INF     MEMORY_PROFILER_CULL_TEMPORARY_ALLOCATIONS = false
bytehound: 33cd 33cd INF     MEMORY_PROFILER_TEMPORARY_ALLOCATION_LIFETIME_THRESHOLD = 10000
bytehound: 33cd 33cd INF     MEMORY_PROFILER_TEMPORARY_ALLOCATION_PENDING_THRESHOLD = None
bytehound: 33cd 33cd INF     MEMORY_PROFILER_TRACK_CHILD_PROCESSES    = false
bytehound: 33cd 33cd INF     MEMORY_PROFILER_DISABLE_PR_SET_VMA_ANON_NAME = false
bytehound: 33cd 33cd INF Tracing will be toggled ON (for the first time)
bytehound: 33cd 33cd INF Found 'malloc' at: 0x000055F749000000
bytehound: 33cd 33cd INF Found 'free' at: 0x000055F749000000
bytehound: 33cd 33cd INF Found 'calloc' at: 0x000055F749000000
bytehound: 33cd 33cd INF Found 'realloc' at: 0x000055F749000000
bytehound: 33cd 33cd INF Found '_rjem_aligned_alloc' at: 0x000055F74D0B7250
bytehound: 33cd 33cd INF Found '_rjem_rallocx' at: 0x000055F74D0B9DD0
bytehound: 33cd 33cd INF Found '_rjem_xallocx' at: 0x000055F74D0BAC60
bytehound: 33cd 33cd INF Found '_rjem_dallocx' at: 0x000055F74D0BB300
bytehound: 33cd 33cd INF Found '_rjem_mallctl' at: 0x000055F74D0BC210
bytehound: 33cd 33cd INF Found '_rjem_malloc_usable_size' at: 0x000055F74D0BC640
bytehound: 33cd 33cd INF Found '_rjem_mallctlnametomib' at: 0x000055F74D0BC2D0
bytehound: 33cd 33cd INF Found '_rjem_mallocx' at: 0x000055F74D0B8F60
bytehound: 33cd 33cd INF Found '_rjem_malloc_stats_print' at: 0x000055F74D0BC430
bytehound: 33cd 33cd INF Found '_rjem_memalign' at: 0x000055F74D0B85E0
bytehound: 33cd 33cd INF Found '_rjem_valloc' at: 0x000055F74D0B8AF0
bytehound: 33cd 33cd INF Found '_rjem_sdallocx' at: 0x000055F74D0BBF00
bytehound: 33cd 33cd INF Found '_rjem_calloc' at: 0x000055F74D0B77C0
bytehound: 33cd 33cd INF Found '_rjem_posix_memalign' at: 0x000055F74D0B6CD0
bytehound: 33cd 33cd INF Found '_rjem_sallocx' at: 0x000055F74D0BB180
bytehound: 33cd 33cd INF Found '_rjem_free' at: 0x000055F74D0B8520
bytehound: 33cd 33cd INF Found '_rjem_mallctlbymib' at: 0x000055F74D0BC360
bytehound: 33cd 33cd INF Found '_rjem_malloc' at: 0x000055F74D0B6C10
bytehound: 33cd 33cd INF Found '_rjem_nallocx' at: 0x000055F74D0BBFA0
bytehound: 33cd 33cd INF Found '_rjem_realloc' at: 0x000055F74D0B9DE0
bytehound: 33cd 33cd INF Attaching unprefixed jemalloc hooks...
bytehound: 33cd 33cd ERR panic triggered at preload/src/global.rs:518: tried to replace a symbol with itself: symbol='_rjem_malloc', address=0x000055F74D0B6C10
thread '<unnamed>' panicked at 'explicit panic', preload/src/macros.rs:16:5
stack backtrace:
   0: std::panicking::begin_panic
             at /rustc/c0983a9aac889d16722a12602ac678051e62c3fb/library/std/src/panicking.rs:607:12
   1: bytehound::macros::fatal_error
             at /home/user/Projects/bytehound/preload/src/macros.rs:16:5
   2: bytehound::global::hook_symbols
   3: bytehound::global::hook_jemalloc
             at /home/user/Projects/bytehound/preload/src/global.rs:499:9
   4: bytehound::global::initialize_stage_1
             at /home/user/Projects/bytehound/preload/src/global.rs:622:5
   5: bytehound::global::try_enable
             at /home/user/Projects/bytehound/preload/src/global.rs:693:13
   6: bytehound::global::StrongThreadHandle::acquire
             at /home/user/Projects/bytehound/preload/src/api.rs:294:5
   7: bytehound::api::allocate
             at /home/user/Projects/bytehound/preload/src/api.rs:216:22
   8: malloc
             at /home/user/Projects/bytehound/preload/src/api.rs:294:5
   9: <unknown>
  10: call_init
             at ./elf/./elf/dl-init.c:70:3
  11: call_init
             at ./elf/./elf/dl-init.c:33:6
  12: _dl_init
             at ./elf/./elf/dl-init.c:117:5
  13: <unknown>
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
fish: Job 1, 'RUST_BACKTRACE=1 LD_PRELOAD=/ho…' terminated by signal SIGABRT (Abort)
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