[LBBS-135] net_irc: Assertion due to recursive lock attempt

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[2026-03-04 04:31:00.203]   ERROR[3746015]: net_irc.c:2354 channels_in_common: Recursive attempt to rdlock &channels, definite deadlock! (rwlock acquired at net_irc.c:3644 0 s ago by LWP 3746015)
[2026-03-04 04:31:00.204]   ERROR[3746015]: lock.c:436 __bbs_rwlock_rdlock: Failed assertion 0
[2026-03-04 04:31:00.226]   ERROR[3746015]: backtrace.c:255 bbs_log_backtrace: Got 19 backtrace records
[2026-03-04 04:31:00.512]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  0: lbbs bbs_log_backtrace()
[2026-03-04 04:31:00.512]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  1: lbbs __bbs_assert_fatal()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  2: lbbs __bbs_rwlock_rdlock()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  3: [0x7fbc94fdd7cb] net_irc.so                               net_irc.c:2355  channels_in_common()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  4: [0x7fbc94fe2812] net_irc.so                               net_irc.c:3170  send_channel_members()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  5: [0x7fbc94fe4d79] net_irc.so                               net_irc.c:3469  join_channel()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  6: [0x7fbc94fed8c8] net_irc.so                               net_irc.c:4325  irc_user_exec()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  7: [0x7fbc80f5781e] mod_irc_bouncer.so               mod_irc_bouncer.c:490   bouncer_send()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  8: [0x7fbc80f58bf4] mod_irc_bouncer.so               mod_irc_bouncer.c:901   start_bouncer_for_channel()
[2026-03-04 04:31:00.513]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace:  9: [0x7fbc80f5904a] mod_irc_bouncer.so               mod_irc_bouncer.c:1004  join_leave()
[2026-03-04 04:31:00.514]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 10: [0x7fbc94fe3010] net_irc.so                               net_irc.c:3222  join_leave_suppress()
[2026-03-04 04:31:00.514]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 11: [0x7fbc94fe6183] net_irc.so                               net_irc.c:3576  drop_member_if_present()
[2026-03-04 04:31:00.514]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 12: [0x7fbc94fe6dec] net_irc.so                               net_irc.c:3653  leave_all_channels()
[2026-03-04 04:31:00.514]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 13: [0x7fbc94fed728] net_irc.so                               net_irc.c:4306  handle_client()
[2026-03-04 04:31:00.514]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 14: [0x7fbc94feebcd] net_irc.so                               net_irc.c:4651  irc_handler()
[2026-03-04 04:31:00.514]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 15: [0x7fbc94feec31] net_irc.so                               net_irc.c:4660  __irc_handler()
[2026-03-04 04:31:00.514]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 16: lbbs <unknown>()
[2026-03-04 04:31:00.515]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 17: [0x7fbc951351f5] libc.so.6                         pthread_create.c:442   start_thread()
[2026-03-04 04:31:00.515]   ERROR[3746015]: backtrace.c:279 bbs_log_backtrace: 18: [0x7fbc951b58dc] libc.so.6                                 clone3.S:83    clone3()
BBS server disconnected

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