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The logging message is\u000anot useful either, since we already print the synch. seq. above.\u000a\u000aChange-Id: I4cdc03dc6631ca17d13a3067ad03020e3e97eab1\u000a", "date" : "2026-03-27 17:12:14 +0700", "id" : "a158425c0c586dc7a80d2c076194869a64531e24", "msg" : "osmo-bts-trx: rx_rach_fn(): remove redundant fall-back", "paths" : [ { "editType" : "edit", "file" : "src/osmo-bts-trx/sched_lchan_rach.c" } ] }, { "_class" : "hudson.plugins.git.GitChangeSet", "affectedPaths" : [ "src/common/tx_power.c", "include/osmo-bts/tx_power.h", "src/common/bts_shutdown_fsm.c" ], "commitId" : "4c6324213ac87f9979df7e6d0f596f175ddb27f6", "timestamp" : 1774610689000, "author" : { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/fixeria", "fullName" : "Vadim Yanitskiy" }, "authorEmail" : "vyanitskiy@sysmocom.de", "comment" : "bts_shutdown_fsm: fix spurious RAMP_COMPL events in WAIT_TRX_CLOSED\u000a\u000aWith multiple TRXes ramping down in lockstep, both their final\u000aramp-timer callbacks fire back-to-back in the same event loop pass,\u000asetting p_total_cur_mdBm to the target value for both before any async\u000ahardware acknowledgement arrives. When the first SETPOWER ack returns\u000aand fires ramp_down_compl_cb() for TRX0, the remaining-TRX check in\u000ast_wait_ramp_down_compl() inspects p_total_cur_mdBm for TRX1 and finds\u000ait already at the target - concluding that all TRXes are done. The FSM\u000athen transitions to WAIT_TRX_CLOSED, and the second ack (for TRX1)\u000afires ramp_down_compl_cb() into the wrong state, producing:\u000a\u000a BTS_SHUTDOWN(...){WAIT_TRX_CLOSED}: Event BTS_SHUTDOWN_EV_TRX_RAMP_COMPL not permitted\u000a\u000aThe root cause is that p_total_cur_mdBm is a *requested* value set in\u000athe timer callback, not a confirmed one. The hardware confirmation\u000aarrives asynchronously via power_trx_change_compl() ->\u000apower_ramp_do_step(), which is also where compl_cb() is invoked.\u000a\u000aFix by adding a 'complete' flag to trx_power_params.ramp that is:\u000a\u000a* cleared when _power_ramp_start() begins a new ramp, and\u000a* set just before compl_cb() is called in power_ramp_do_step()\u000a\u000aThe shutdown FSM remaining-TRX count then checks !ramp.complete instead of\u000acomparing p_total_cur_mdBm against the target, correctly reflecting which\u000aTRXes have actually received hardware confirmation of ramp completion.\u000a\u000aChange-Id: Ia71393e871187d6b44b7f520eb421bab354aafd1\u000a", "date" : "2026-03-27 18:24:49 +0700", "id" : "4c6324213ac87f9979df7e6d0f596f175ddb27f6", "msg" : "bts_shutdown_fsm: fix spurious RAMP_COMPL events in WAIT_TRX_CLOSED", "paths" : [ { "editType" : "edit", "file" : "include/osmo-bts/tx_power.h" }, { "editType" : "edit", "file" : "src/common/tx_power.c" }, { "editType" : "edit", "file" : "src/common/bts_shutdown_fsm.c" } ] } ], "kind" : "git" }, "culprits" : [ { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/fixeria", "fullName" : "Vadim Yanitskiy" } ], "runs" : [ { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=lc15,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=lc15,FIRMWARE_VERSION=origin%2Fnrw%2Flitecell15,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=lc15,FIRMWARE_VERSION=v2017.01,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=oc2g,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=oc2g,FIRMWARE_VERSION=origin%2Fnrw%2Foc2g,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=oct,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=oct+trx,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=femtobts_v2.7,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v2.4,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v3.0.1pre,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v3.1,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v5.1,WITH_MANUALS=0,a4=default,label=osmocom-master/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=trx,FIRMWARE_VERSION=master,WITH_MANUALS=0,a4=default,label=raspbian/11397/" }, { "number" : 11397, "url" : "https://jenkins.osmocom.org/jenkins/job/master-osmo-bts/BTS_MODEL=trx,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11397/" } ] }