=== REDIS BUG REPORT START: Cut & paste starting from here ===
6662:S 25 Jul 2020 16:13:57.299 # Redis 6.0.6 crashed by signal: 11
6662:S 25 Jul 2020 16:13:57.299 # Crashed running the instruction at: 0x7f912a86deba
6662:S 25 Jul 2020 16:13:57.299 # Accessing address: 0x20
6662:S 25 Jul 2020 16:13:57.299 # Failed assertion: <no assertion failed> (<no file>:0)

------ STACK TRACE ------
EIP:
/lib64/libssl.so.10(SSL_set_bio+0xa)[0x7f912a86deba]

Backtrace:
//usr/local/bin/redis-server 0.0.0.0:6379(logStackTrace+0x2e)[0x47751e]
//usr/local/bin/redis-server 0.0.0.0:6379(sigsegvHandler+0x96)[0x477ba6]
/lib64/libpthread.so.0(+0xf630)[0x7f912a1bc630]
/lib64/libssl.so.10(SSL_set_bio+0xa)[0x7f912a86deba]
/lib64/libssl.so.10(SSL_set_fd+0x3f)[0x7f912a86e06f]
//usr/local/bin/redis-server 0.0.0.0:6379[0x4c24b0]
//usr/local/bin/redis-server 0.0.0.0:6379(aeProcessEvents+0x28a)[0x42f41a]
//usr/local/bin/redis-server 0.0.0.0:6379(aeMain+0x1d)[0x42f76d]
//usr/local/bin/redis-server 0.0.0.0:6379(main+0x4b9)[0x42c0b9]
/lib64/libc.so.6(__libc_start_main+0xf5)[0x7f9129e01555]
//usr/local/bin/redis-server 0.0.0.0:6379[0x42c369]

------ INFO OUTPUT ------
# Server
redis_version:6.0.6
redis_git_sha1:00000000
redis_git_dirty:0
redis_build_id:451087295f496f75
redis_mode:standalone
os:Linux 4.19.76-linuxkit x86_64
arch_bits:64
multiplexing_api:epoll
atomicvar_api:atomic-builtin
gcc_version:8.3.1
process_id:6662
run_id:fa946606553c4a2892850ddd2050a54d942b8980
tcp_port:6379
uptime_in_seconds:0
uptime_in_days:0
hz:10
configured_hz:10
lru_clock:1858117
executable://usr/local/bin/redis-server
config_file:/etc/redis/6379.conf

# Clients
connected_clients:0
client_recent_max_input_buffer:0
client_recent_max_output_buffer:0
blocked_clients:0
tracking_clients:0
clients_in_timeout_table:0

# Memory
used_memory:806568
used_memory_human:787.66K
used_memory_rss:5459968
used_memory_rss_human:5.21M
used_memory_peak:806568
used_memory_peak_human:787.66K
used_memory_peak_perc:100.20%
used_memory_overhead:804936
used_memory_startup:804936
used_memory_dataset:1632
used_memory_dataset_perc:100.00%
allocator_allocated:1257008
allocator_active:1536000
allocator_resident:4050944
total_system_memory:8353480704
total_system_memory_human:7.78G
used_memory_lua:37888
used_memory_lua_human:37.00K
used_memory_scripts:0
used_memory_scripts_human:0B
number_of_cached_scripts:0
maxmemory:524288000
maxmemory_human:500.00M
maxmemory_policy:volatile-lru
allocator_frag_ratio:1.22
allocator_frag_bytes:278992
allocator_rss_ratio:2.64
allocator_rss_bytes:2514944
rss_overhead_ratio:1.35
rss_overhead_bytes:1409024
mem_fragmentation_ratio:6.78
mem_fragmentation_bytes:4655032
mem_not_counted_for_evict:0
mem_replication_backlog:0
mem_clients_slaves:0
mem_clients_normal:0
mem_aof_buffer:0
mem_allocator:jemalloc-5.1.0
active_defrag_running:0
lazyfree_pending_objects:0

# Persistence
loading:0
rdb_changes_since_last_save:0
rdb_bgsave_in_progress:0
rdb_last_save_time:1595693637
rdb_last_bgsave_status:ok
rdb_last_bgsave_time_sec:-1
rdb_current_bgsave_time_sec:-1
rdb_last_cow_size:0
aof_enabled:1
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_last_write_status:ok
aof_last_cow_size:0
module_fork_in_progress:0
module_fork_last_cow_size:0
aof_current_size:0
aof_base_size:0
aof_pending_rewrite:0
aof_buffer_length:0
aof_rewrite_buffer_length:0
aof_pending_bio_fsync:0
aof_delayed_fsync:0

# Stats
total_connections_received:0
total_commands_processed:0
instantaneous_ops_per_sec:0
total_net_input_bytes:0
total_net_output_bytes:0
instantaneous_input_kbps:0.00
instantaneous_output_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:0
evicted_keys:0
keyspace_hits:0
keyspace_misses:0
pubsub_channels:0
pubsub_patterns:0
latest_fork_usec: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
tracking_total_keys:0
tracking_total_items:0
tracking_total_prefixes:0
unexpected_error_replies:0

# Replication
role:slave
master_host:172.17.0.2
master_port:6379
master_link_status:down
master_last_io_seconds_ago:-1
master_sync_in_progress:0
slave_repl_offset:1
master_link_down_since_seconds:1595693637
slave_priority:100
slave_read_only:1
connected_slaves:0
master_replid:6221de48e9a463b603671d5aee8fde4b83646f7c
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:0.002772
used_cpu_user:0.001386
used_cpu_sys_children:0.000000
used_cpu_user_children:0.000000

# Modules

# Commandstats

# Cluster
cluster_enabled:0

# Keyspace

------ CLIENT LIST OUTPUT ------

------ REGISTERS ------
6662:S 25 Jul 2020 16:13:57.301 #
RAX:0000000000000001 RBX:0000000002088760
RCX:00007ffd9aff2c44 RDX:0000000002088760
RDI:0000000000000000 RSI:0000000002088760
RBP:0000000002088760 RSP:00007ffd9aff2c40
R8 :0000000000000000 R9 :0000000000000000
R10:00007ffd9aff26e0 R11:00007f912a4e4b60
R12:0000000002088760 R13:0000000000000008
R14:0000000000000000 R15:0000000000000002
RIP:00007f912a86deba EFL:0000000000010202
CSGSFS:002b000000000033
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c4f) -> 000000000042f41a
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c4e) -> 0000000000000008
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c4d) -> 0000000000000001
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c4c) -> 0000000000000100
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c4b) -> 00007f912820b480
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c4a) -> 00007f912820b480
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c49) -> 000000000042eb4b
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c48) -> 00007f9128223150
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c47) -> 00000000004c24b0
6662:S 25 Jul 2020 16:13:57.301 # (00007ffd9aff2c46) -> 0000000000000001
6662:S 25 Jul 2020 16:13:57.302 # (00007ffd9aff2c45) -> 0000000000000002
6662:S 25 Jul 2020 16:13:57.302 # (00007ffd9aff2c44) -> 00007f912820d580
6662:S 25 Jul 2020 16:13:57.302 # (00007ffd9aff2c43) -> 00007f912a86e06f
6662:S 25 Jul 2020 16:13:57.302 # (00007ffd9aff2c42) -> 0000000000000008
6662:S 25 Jul 2020 16:13:57.302 # (00007ffd9aff2c41) -> 0000000000000000
6662:S 25 Jul 2020 16:13:57.302 # (00007ffd9aff2c40) -> 0000000002088760

------ MODULES INFO OUTPUT ------

------ FAST MEMORY TEST ------
6662:S 25 Jul 2020 16:13:57.302 # Bio thread for job type #0 terminated
6662:S 25 Jul 2020 16:13:57.302 # Bio thread for job type #1 terminated
6662:S 25 Jul 2020 16:13:57.303 # Bio thread for job type #2 terminated
*** Preparing to test memory region 7bf000 (2281472 bytes)
*** Preparing to test memory region 2061000 (135168 bytes)
*** Preparing to test memory region 2082000 (135168 bytes)
*** Preparing to test memory region 7f9125dfd000 (8388608 bytes)
*** Preparing to test memory region 7f91265fe000 (8388608 bytes)
*** Preparing to test memory region 7f9126dff000 (8388608 bytes)
*** Preparing to test memory region 7f9127600000 (8388608 bytes)
*** Preparing to test memory region 7f9127e00000 (8388608 bytes)
*** Preparing to test memory region 7f9128c2c000 (8192 bytes)
*** Preparing to test memory region 7f9128e46000 (8192 bytes)
*** Preparing to test memory region 7f912a1a8000 (20480 bytes)
*** Preparing to test memory region 7f912a3c5000 (16384 bytes)
*** Preparing to test memory region 7f912a828000 (16384 bytes)
*** Preparing to test memory region 7f912b3bd000 (45056 bytes)
*** Preparing to test memory region 7f912b3cb000 (4096 bytes)
*** Preparing to test memory region 7f912b3cc000 (4096 bytes)
*** Preparing to test memory region 7f912b3cf000 (4096 bytes)
.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: SSL_set_bio (base: 0x7f912a86deb0)
Module: /lib64/libssl.so.10 (base 0x7f912a82c000)
$ xxd -r -p /tmp/dump.hex /tmp/dump.bin
$ objdump --adjust-vma=0x7f912a86deb0 -D -b binary -m i386:x86-64 /tmp/dump.bin
------
6662:S 25 Jul 2020 16:13:57.448 # dump of function (hexdump of 138 bytes):
41544989f4554889d553488b47204889fb4885c07406483b4718743c488b7b104885ff740a4c39e77405e84173fdff488b7b184885ff74104839ef740b483b7b107405e82873fdff4c89631048896b185b5d415cc30f1f00488b50384889571848c7403800000000ebb2660f1f440000488b4710c390662e0f1f840000000000488b4718c390662e0f1f

=== REDIS BUG REPORT END. Make sure to include from START to END. ===