siren commented on issue #2900:
URL: https://github.com/apache/kvrocks/issues/2900#issuecomment-2837415616
Sure, here we go:
E20250429 04:17:35.238234 51 signal_util.h:34] Ooops! Apache Kvrocks
version 2.10.1 (commit dc4d5303) got signal: Segmentation fault (11)
E20250429 04:17:35.324774 51 signal_util.h:36] Stack trace (most recent
call first):
#0 0x000055f3055bfd4d in SegvHandler at /usr/bin/kvrocks
#1 0x00007f756d8c904f in __sigaction at /lib/x86_64-linux-gnu/libc.so.6
#2 0x000055f3057cdf6f in engine::Storage::Get(engine::Context&,
rocksdb::ReadOptions const&, rocksdb::ColumnFamilyHandle*, rocksdb::Slice
const&, std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >*) at /usr/bin/kvrocks
#3 0x000055f3057f648e in redis::List::PopMulti(engine::Context&,
rocksdb::Slice const&, bool, unsigned int,
std::vector<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > > >*) at /usr/bin/kvrocks
#4 0x000055f30581e2b0 in
redis::CommandBPop::TryPopFromList(engine::Context&) [clone .constprop.0] at
/usr/bin/kvrocks
#5 0x000055f30568f47d in redis::CommandBPop::OnBlockingWrite() at
/usr/bin/kvrocks
#6 0x000055f305699955 in EvbufCallbackBase<redis::BlockingCommander, false,
true, true>::writeCB(bufferevent*, void*) at /usr/bin/kvrocks
#7 0x000055f305ecad99 in bufferevent_run_deferred_callbacks_unlocked at
bufferevent.c
#8 0x000055f305ed2bc3 in event_process_active_single_queue at event.c
#9 0x000055f305ed325e in event_process_active at event.c
#10 0x000055f305ed5018 in event_base_loop.constprop.0 at event.c
#11 0x000055f3057a250d in
std::thread::_State_impl<std::thread::_Invoker<std::tuple<util::CreateThread<WorkerThread::Start()::{lambda()#1}>(char
const*, WorkerThread::Start()::{lambda()#1})::{lambda()#1}> > >::_M_run() at
/usr/bin/kvrocks
#12 0x000055f3060e8612 in execute_native_thread_routine at thread.o
#13 0x00007f756d916143 in pthread_condattr_setpshared at
/lib/x86_64-linux-gnu/libc.so.6
#14 0x00007f756d995a3f in __clone at /lib/x86_64-linux-gnu/libc.so.6
E20250429 04:17:35.324891 51 signal_util.h:37]
It appears that if I start the redis client that brpops before there is any
data it crashes consistently when i start to lpush.
But if there's data and writing continues it seems to run fine... until I
restart the reader and start to write to empty list.
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