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Zeeb" To: current@freebsd.org Subject: breaking into ddb -> panic Message-ID: <66s0n75o-s90r-1s45-n39o-9q7683o3nr20@yvfgf.mnoonqbm.arg> X-OpenPGP-Key-Id: 0x14003F198FEFA3E77207EE8D2B58B8F83CCF1842 List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset=US-ASCII X-Spamd-Result: default: False [-3.10 / 15.00]; NEURAL_HAM_SHORT(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-0.99)[-0.990]; DMARC_POLICY_ALLOW(-0.50)[zabbadoz.net,none]; R_SPF_ALLOW(-0.20)[+ip6:2003:a:140a:2200:6:594:fffe:19]; R_DKIM_ALLOW(-0.20)[zabbadoz.net:s=20240622]; NEURAL_HAM_LONG(-0.11)[-0.108]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; MISSING_XM_UA(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:3320, ipnet:2003::/19, country:DE]; RCVD_COUNT_THREE(0.00)[4]; ARC_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MLMMJ_DEST(0.00)[current@freebsd.org]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[current@freebsd.org]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_TLS_LAST(0.00)[]; DKIM_TRACE(0.00)[zabbadoz.net:+] X-Rspamd-Queue-Id: 4bmrV75YSwz4FfS X-Spamd-Bar: --- using [alt] break to debugger I am getting the following panic while some debugging output is scrolling on the console: db> reset panic: lock (sleep mutex) eventhandler not locked @ /usr/src/sys/kern/subr_eventhandler.c:272 cpuid = 1 time = 1314 KDB: stack backtrace: db_trace_self() at db_trace_self db_trace_self_wrapper() at db_trace_self_wrapper+0x38 vpanic() at vpanic+0x1a0 panic() at panic+0x48 witness_unlock() at witness_unlock+0x140 __mtx_unlock_flags() at __mtx_unlock_flags+0x54 eventhandler_find_list() at eventhandler_find_list+0xbc kern_reboot() at kern_reboot+0x244 db_reset() at db_reset+0xec db_command() at db_command+0x2f4 db_command_loop() at db_command_loop+0x58 db_trap() at db_trap+0x100 kdb_trap() at kdb_trap+0x350 handle_el1h_sync() at handle_el1h_sync+0x18 --- exception, esr 0xf2000000 kdb_alt_break_internal() at kdb_alt_break_internal+0x1a8 kdb_alt_break() at kdb_alt_break+0x10 uart_intr_rxready() at uart_intr_rxready+0x88 uart_intr() at uart_intr+0x124 intr_event_handle() at intr_event_handle+0xf4 intr_isrc_dispatch() at intr_isrc_dispatch+0x60 arm_gic_intr() at arm_gic_intr+0x118 intr_irq_handler() at intr_irq_handler+0x98 handle_el1h_irq() at handle_el1h_irq+0x18 --- interrupt cpu_idle() at cpu_idle+0x78 sched_idletd() at sched_idletd+0x494 fork_exit() at fork_exit+0x78 fork_trampoline() at fork_trampoline+0x18 Uptime: 21m54s Automatic reboot in 15 seconds - press a key on the console to abort -- Bjoern A. Zeeb r15:7