使用tarhash 频繁给一个key设置带EX 的field。当filed过期,但该key占用的内存大小并没有改变,再次访问已过期的key,造成redis奔溃,重启
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Crash report
EIP:
/lib64/libc.so.6(gsignal+0x10f)[0x7f341940337f]
Backtrace:
/lib64/libpthread.so.0(+0x12c20)[0x7f34197a3c20]
/lib64/libc.so.6(gsignal+0x10f)[0x7f341940337f]
/lib64/libc.so.6(abort+0x127)[0x7f34193eddb5]
/lib64/libc.so.6(+0x21c89)[0x7f34193edc89]
/lib64/libc.so.6(+0x2fa76)[0x7f34193fba76]
/opt/tair/TairHash/lib/tairhash_module.so(+0x2585)[0x7f3418339585]
/opt/tair/TairHash/lib/tairhash_module.so(+0x1a7c)[0x7f3418338a7c]
/opt/tair/TairHash/lib/tairhash_module.so(+0x52bb)[0x7f341833c2bb]
/opt/tair/TairHash/lib/tairhash_module.so(+0x75b2)[0x7f341833e5b2]
./redis-server *:6379(RedisModuleCommandDispatcher+0x43)[0x4a79a3]
./redis-server *:6379(call+0x140)[0x55b1d0]
./redis-server *:6379(processCommand+0xa54)[0x55c214]
./redis-server *:6379(processInputBuffer+0xe9)[0x53de99]
./redis-server *:6379(readQueryFromClient+0x338)[0x53e3c8]
./redis-server *:6379[0x45e2ca]
./redis-server *:6379[0x460a6e]
./redis-server *:6379(aeMain+0x109)[0x564859]
./redis-server *:6379(main+0x39a)[0x450bea]
/lib64/libc.so.6(__libc_start_main+0xf3)[0x7f34193ef493]
./redis-server *:6379(_start+0x2e)[0x45131e]
------ REGISTERS ------
89654:M 08 Oct 2023 06:09:15.560 #
RAX:0000000000000000 RBX:0000000000000006
RCX:00007f341940337f RDX:0000000000000000
RDI:0000000000000002 RSI:00007ffe0b491470
RBP:00007f3419556698 RSP:00007ffe0b491470
R8 :0000000000000000 R9 :00007ffe0b491470
R10:0000000000000008 R11:0000000000000246
R12:00007f3418348fb0 R13:00007f3418349068
R14:00000000000000c3 R15:00007f3418c70420
RIP:00007f341940337f EFL:0000000000000246
CSGSFS:002b000000000033
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b49147f) -> 0000000000000000
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b49147e) -> 0000000000000000
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b49147d) -> 0000000000000000
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b49147c) -> 00000000011a39cc
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b49147b) -> 00000000011a38a0
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b49147a) -> 00000000011a39cc
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491479) -> 00000000011a3913
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491478) -> 00000000011a38a0
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491477) -> 00000000011a38a0
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491476) -> 00000000011a3905
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491475) -> 00000000011a38a0
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491474) -> 00000000fbad8000
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491473) -> 00007f34194454a7
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491472) -> 00007f3418c70420
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491471) -> 00000000011a38a0
89654:M 08 Oct 2023 06:09:15.560 # (00007ffe0b491470) -> 0000000000000000
------ INFO OUTPUT ------
Server
redis_version:7.2.1
redis_git_sha1:cc244370
redis_git_dirty:0
redis_build_id:a595560e21015e74
redis_mode:standalone
os:Linux 4.18.0-348.7.1.el8_5.x86_64 x86_64
arch_bits:64
monotonic_clock:POSIX clock_gettime
multiplexing_api:epoll
atomicvar_api:c11-builtin
gcc_version:8.5.0
process_id:89654
process_supervised:no
run_id:6433d781d25f5024537e4ceb314f4f1d07174736
tcp_port:6379
server_time_usec:1696759755559414
uptime_in_seconds:895
uptime_in_days:0
hz:10
configured_hz:10
lru_clock:2260939
executable:/ida/redis-stack-server-7.2.0-v2/bin/./redis-server
config_file:
io_threads_active:0
listener0:name=tcp,bind=,bind=-::,port=6379
Clients
connected_clients:1
cluster_connections:0
maxclients:10000
client_recent_max_input_buffer:20480
client_recent_max_output_buffer:0
blocked_clients:0
tracking_clients:0
clients_in_timeout_table:0
total_blocking_keys:0
total_blocking_keys_on_nokey:0
Memory
used_memory:1156664
used_memory_human:1.10M
used_memory_rss:13881344
used_memory_rss_human:13.24M
used_memory_peak:1351896
used_memory_peak_human:1.29M
used_memory_peak_perc:85.56%
used_memory_overhead:951656
used_memory_startup:928928
used_memory_dataset:205008
used_memory_dataset_perc:90.02%
allocator_allocated:1606704
allocator_active:1839104
allocator_resident:4907008
total_system_memory:16573603840
total_system_memory_human:15.44G
used_memory_lua:31744
used_memory_vm_eval:31744
used_memory_lua_human:31.00K
used_memory_scripts_eval:0
number_of_cached_scripts:0
number_of_functions:0
number_of_libraries:0
used_memory_vm_functions:32768
used_memory_vm_total:64512
used_memory_vm_total_human:63.00K
used_memory_functions:184
used_memory_scripts:184
used_memory_scripts_human:184B
maxmemory:0
maxmemory_human:0B
maxmemory_policy:noeviction
allocator_frag_ratio:1.14
allocator_frag_bytes:232400
allocator_rss_ratio:2.67
allocator_rss_bytes:3067904
rss_overhead_ratio:2.83
rss_overhead_bytes:8974336
mem_fragmentation_ratio:12.03
mem_fragmentation_bytes:12727216
mem_not_counted_for_evict:0
mem_replication_backlog:0
mem_total_replication_buffers:0
mem_clients_slaves:0
mem_clients_normal:22400
mem_cluster_links:0
mem_aof_buffer:0
mem_allocator:jemalloc-5.3.0
active_defrag_running:0
lazyfree_pending_objects:0
lazyfreed_objects:0
Persistence
loading:0
async_loading:0
current_cow_peak:0
current_cow_size:0
current_cow_size_age:0
current_fork_perc:0.00
current_save_keys_processed:0
current_save_keys_total:0
rdb_changes_since_last_save:50
rdb_bgsave_in_progress:0
rdb_last_save_time:1696758860
rdb_last_bgsave_status:ok
rdb_last_bgsave_time_sec:-1
rdb_current_bgsave_time_sec:-1
rdb_saves:0
rdb_last_cow_size:0
rdb_last_load_keys_expired:0
rdb_last_load_keys_loaded:2
aof_enabled:0
aof_rewrite_in_progress:0
aof_rewrite_scheduled:0
aof_last_rewrite_time_sec:-1
aof_current_rewrite_time_sec:-1
aof_last_bgrewrite_status:ok
aof_rewrites:0
aof_rewrites_consecutive_failures:0
aof_last_write_status:ok
aof_last_cow_size:0
module_fork_in_progress:0
module_fork_last_cow_size:0
Stats
total_connections_received:3
total_commands_processed:89
instantaneous_ops_per_sec:0
total_net_input_bytes:5143
total_net_output_bytes:623519
total_net_repl_input_bytes:0
total_net_repl_output_bytes:0
instantaneous_input_kbps:0.00
instantaneous_output_kbps:0.00
instantaneous_input_repl_kbps:0.00
instantaneous_output_repl_kbps:0.00
rejected_connections:0
sync_full:0
sync_partial_ok:0
sync_partial_err:0
expired_keys:0
expired_stale_perc:0.00
expired_time_cap_reached_count:0
expire_cycle_cpu_milliseconds:8
evicted_keys:0
evicted_clients:0
total_eviction_exceeded_time:0
current_eviction_exceeded_time:0
keyspace_hits:0
keyspace_misses:0
pubsub_channels:0
pubsub_patterns:0
pubsubshard_channels:0
latest_fork_usec:0
total_forks:0
migrate_cached_sockets:0
slave_expires_tracked_keys:0
active_defrag_hits:0
active_defrag_misses:0
active_defrag_key_hits:0
active_defrag_key_misses:0
total_active_defrag_time:0
current_active_defrag_time:0
tracking_total_keys:0
tracking_total_items:0
tracking_total_prefixes:0
unexpected_error_replies:0
total_error_replies:1
dump_payload_sanitizations:0
total_reads_processed:93
total_writes_processed:96
io_threaded_reads_processed:0
io_threaded_writes_processed:0
reply_buffer_shrinks:3
reply_buffer_expands:0
eventloop_cycles:10443
eventloop_duration_sum:690677
eventloop_duration_cmd_sum:3189
instantaneous_eventloop_cycles_per_sec:10
instantaneous_eventloop_duration_usec:66
acl_access_denied_auth:0
acl_access_denied_cmd:0
acl_access_denied_key:0
acl_access_denied_channel:0
Replication
role:master
connected_slaves:0
master_failover_state:no-failover
master_replid:cc698a37ce4d31daed6c88336761552ce1cbff62
master_replid2:0000000000000000000000000000000000000000
master_repl_offset:0
second_repl_offset:-1
repl_backlog_active:0
repl_backlog_size:1048576
repl_backlog_first_byte_offset:0
repl_backlog_histlen:0
CPU
used_cpu_sys:0.129024
used_cpu_user:0.630906
used_cpu_sys_children:0.000000
used_cpu_user_children:0.000000
used_cpu_sys_main_thread:0.134329
used_cpu_user_main_thread:0.624881
Modules
module:name=tairhash,ver=1,api=1,filters=0,usedby=[],using=[],options=[]
Commandstats
cmdstat_exhget:calls=3,usec=42,usec_per_call=14.00,rejected_calls=0,failed_calls=0
cmdstat_exhset:calls=23,usec=586,usec_per_call=25.48,rejected_calls=0,failed_calls=0
cmdstat_exhgetall:calls=13,usec=147,usec_per_call=11.31,rejected_calls=0,failed_calls=0
cmdstat_memory|usage:calls=46,usec=307,usec_per_call=6.67,rejected_calls=0,failed_calls=0
cmdstat_command|docs:calls=3,usec=2102,usec_per_call=700.67,rejected_calls=0,failed_calls=0
cmdstat_keys:calls=1,usec=5,usec_per_call=5.00,rejected_calls=0,failed_calls=0
Errorstats
errorstat_ERR:count=1
Latencystats
latency_percentiles_usec_exhget:p50=8.031,p99=27.007,p99.9=27.007
latency_percentiles_usec_exhset:p50=16.063,p99=87.039,p99.9=87.039
latency_percentiles_usec_exhgetall:p50=12.031,p99=14.015,p99.9=14.015
latency_percentiles_usec_memory|usage:p50=6.015,p99=27.007,p99.9=27.007
latency_percentiles_usec_command|docs:p50=704.511,p99=811.007,p99.9=811.007
latency_percentiles_usec_keys:p50=5.023,p99=5.023,p99.9=5.023
Cluster
cluster_enabled:0
Keyspace
db0:keys=2,expires=0,avg_ttl=0
------ CLIENT LIST OUTPUT ------
id=8 addr=127.0.0.1:56550 laddr=127.0.0.1:6379 fd=8 name= age=74 idle=0 flags=N db=0 sub=0 psub=0 ssub=0 multi=-1 qbuf=78 qbuf-free=20396 argv-mem=55 multi-mem=0 rbs=1024 rbp=6 obl=0 oll=0 omem=0 tot-mem=22479 events=r cmd=exhget user=default redir=-1 resp=2 lib-name= lib-ver=
------ CURRENT CLIENT INFO ------
id=8 addr=127.0.0.1:56550 laddr=127.0.0.1:6379 fd=8 name= age=74 idle=0 flags=N db=0 sub=0 psub=0 ssub=0 multi=-1 qbuf=78 qbuf-free=20396 argv-mem=55 multi-mem=0 rbs=1024 rbp=6 obl=0 oll=0 omem=0 tot-mem=22479 events=r cmd=exhget user=default redir=-1 resp=2 lib-name= lib-ver=
argc: '3'
argv[0]: '"exhget"'
argv[1]: '"us:123456"'
argv[2]: '"session:00022580259e42a699bc241c8e537803"'
89654:M 08 Oct 2023 06:09:15.560 # key 'us:123456' found in DB containing the following object:
89654:M 08 Oct 2023 06:09:15.560 # Object type: 5
89654:M 08 Oct 2023 06:09:15.560 # Object encoding: 0
89654:M 08 Oct 2023 06:09:15.560 # Object refcount: 1
------ EXECUTING CLIENT INFO ------
id=8 addr=127.0.0.1:56550 laddr=127.0.0.1:6379 fd=8 name= age=74 idle=0 flags=N db=0 sub=0 psub=0 ssub=0 multi=-1 qbuf=78 qbuf-free=20396 argv-mem=55 multi-mem=0 rbs=1024 rbp=6 obl=0 oll=0 omem=0 tot-mem=22479 events=r cmd=exhget user=default redir=-1 resp=2 lib-name= lib-ver=
argc: '3'
argv[0]: '"exhget"'
argv[1]: '"us:123456"'
argv[2]: '"session:00022580259e42a699bc241c8e537803"'
89654:M 08 Oct 2023 06:09:15.560 # key 'us:123456' found in DB containing the following object:
89654:M 08 Oct 2023 06:09:15.560 # Object type: 5
89654:M 08 Oct 2023 06:09:15.560 # Object encoding: 0
89654:M 08 Oct 2023 06:09:15.560 # Object refcount: 1
------ MODULES INFO OUTPUT ------
tairhash_Statistics
tairhash_active_expire_enable:1
tairhash_active_expire_period:1000
tairhash_active_expire_keys_per_loop:1000
tairhash_active_expire_dbs_per_loop:16
tairhash_active_expire_last_time_msec:0
tairhash_active_expire_max_time_msec:1
tairhash_active_expire_avg_time_msec:0
tairhash_passive_expire_keys_per_loop:3
tairhash_ActiveExpiredFields
tairhash_db0:42
tairhash_PassiveExpiredFields
tairhash_db0:0
------ CONFIG DEBUG OUTPUT ------
io-threads 1
repl-diskless-load disabled
activedefrag no
lazyfree-lazy-user-flush no
lazyfree-lazy-eviction no
repl-diskless-sync yes
client-query-buffer-limit 1gb
lazyfree-lazy-user-del no
lazyfree-lazy-expire no
slave-read-only yes
proto-max-bulk-len 512mb
replica-read-only yes
lazyfree-lazy-server-del no
list-compress-depth 0
io-threads-do-reads no
sanitize-dump-payload no
------ FAST MEMORY TEST ------
89654:M 08 Oct 2023 06:09:15.560 # Bio worker thread #0 terminated
89654:M 08 Oct 2023 06:09:15.561 # Bio worker thread #1 terminated
89654:M 08 Oct 2023 06:09:15.561 # Bio worker thread #2 terminated
*** Preparing to test memory region 8eb000 (2273280 bytes)
*** Preparing to test memory region 1171000 (270336 bytes)
*** Preparing to test memory region 7f3410000000 (135168 bytes)
*** Preparing to test memory region 7f3415367000 (2621440 bytes)
*** Preparing to test memory region 7f3415800000 (8388608 bytes)
*** Preparing to test memory region 7f3416000000 (2097152 bytes)
*** Preparing to test memory region 7f3416334000 (8388608 bytes)
*** Preparing to test memory region 7f3416b35000 (8388608 bytes)
*** Preparing to test memory region 7f3417336000 (8388608 bytes)
*** Preparing to test memory region 7f3417b37000 (8388608 bytes)
*** Preparing to test memory region 7f3418551000 (8192 bytes)
*** Preparing to test memory region 7f3418800000 (8388608 bytes)
*** Preparing to test memory region 7f34193cb000 (4096 bytes)
*** Preparing to test memory region 7f341978d000 (16384 bytes)
*** Preparing to test memory region 7f34199ad000 (16384 bytes)
*** Preparing to test memory region 7f3419e95000 (20480 bytes)
*** Preparing to test memory region 7f341a12d000 (4096 bytes)
*** Preparing to test memory region 7f341aad5000 (32768 bytes)
*** Preparing to test memory region 7f341aae0000 (4096 bytes)
.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O
Fast memory test PASSED, however your memory can still be broken. Please run a memory test for several hours if possible.
------ DUMPING CODE AROUND EIP ------
Symbol: gsignal (base: 0x7f3419403270)
Module: /lib64/libc.so.6 (base 0x7f34193cc000)
$ xxd -r -p /tmp/dump.hex /tmp/dump.bin
$ objdump --adjust-vma=0x7f3419403270 -D -b binary -m i386:x86-64 /tmp/dump.bin
89654:M 08 Oct 2023 06:09:15.731 # dump of function (hexdump of 399 bytes):
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
Function at 0x7f34194d9390 is __stack_chk_fail
=== REDIS BUG REPORT END. Make sure to include from START to END. ===
Please report the crash by opening an issue on github:
http://github.com/redis/redis/issues
If a Redis module was involved, please open in the module's repo instead.
Suspect RAM error? Use redis-server --test-memory to verify it.
Additional information
- OS distribution and version :centos8
- Steps to reproduce (if any)
首先连续给 us:123456 这个key添加field,并这是过期时间
exhset us:123456 session:00022580259e42a699bc241c8e537800 "" EX 120
exhset us:123456 session:00022580259e42a699bc241c8e537801 "" EX 120
exhset us:123456 session:00022580259e42a699bc241c8e537801 "" EX 120
exhset us:123456 session:00022580259e42a699bc241c8e537801 "" EX 120
exhset us:123456 session:00022580259e42a699bc241c8e537801 "" EX 120
exhset us:123456 session:00022580259e42a699bc241c8e537801 "" EX 120