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On the first\u000aCLCK.ind after a (re)start, skip all elapsed-time checks and directly\u000abootstrap the scheduler from the reported FN. The stale-clock\u000adetection remains fully active for every subsequent indication,\u000awhere last_clk_ind holds a real baseline.\u000a\u000aChange-Id: I25e76e02d29fd8f88130d15d0adfe8d90a017924\u000aFixes: 0199c108 (\"osmo-bts-trx: shut down on stale clock indication from transceiver\")\u000aRelated: OS#7021\u000a", "date" : "2026-06-24 02:39:46 +0700", "id" : "fcfc4e83eae5a810371ac97aaf8f38bb4af235d1", "msg" : "osmo-bts-trx: fix spurious shutdown on first CLCK.ind from osmo-trx", "paths" : [ { "editType" : "edit", "file" : "src/osmo-bts-trx/l1_if.h" }, { "editType" : "edit", "file" : "src/osmo-bts-trx/scheduler_trx.c" } ] }, { "_class" : "hudson.plugins.git.GitChangeSet", "affectedPaths" : [ "src/osmo-bts-trx/scheduler_trx.c" ], "commitId" : "159b51ba32f171a11a3f1f0fbbc9d524fb7af6b3", "timestamp" : 1782243598000, "author" : { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/fixeria", "fullName" : "Vadim Yanitskiy" }, "authorEmail" : "vyanitskiy@sysmocom.de", "comment" : "osmo-bts-trx: fix spurious clock skew shutdown after self-compensation\u000a\u000aWhen the BTS runs ahead of the transceiver (elapsed_fn < 0),\u000atrx_sched_clock() reschedules the timerfd to deliberately delay the\u000anext FN. osmo_timerfd_schedule() resets the timerfd and discards any\u000aaccumulated expirations, but last_fn_timer.tv was left pointing at\u000athe previous callback. The next trx_fn_timer_cb() then measures\u000aelapsed_us all the way back to that previous callback - spanning the\u000adeliberate delay (or any OS stall that preceded us) - and falsely\u000atrips the \"PC clock skew too high\" check, shutting the BTS down\u000afor no good reason.\u000a\u000aAdvance last_fn_timer.tv to the projected firing time of the\u000arescheduled timer so that the next callback measures roughly\u000aone FN interval, as expected.\u000a\u000aChange-Id: Icdb7db8abe70258ae008d9514b6608bd74bb2881\u000aAI-Assisted: yes (Claude)\u000aRelated: OS#6794\u000a", "date" : "2026-06-24 02:39:58 +0700", "id" : "159b51ba32f171a11a3f1f0fbbc9d524fb7af6b3", "msg" : "osmo-bts-trx: fix spurious clock skew shutdown after self-compensation", "paths" : [ { "editType" : "edit", "file" : "src/osmo-bts-trx/scheduler_trx.c" } ] }, { "_class" : "hudson.plugins.git.GitChangeSet", "affectedPaths" : [ "src/common/l1sap.c" ], "commitId" : "53f0ec292a38e132f7a252fe6abfb932a5a4de18", "timestamp" : 1782740919000, "author" : { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/fixeria", "fullName" : "Vadim Yanitskiy" }, "authorEmail" : "vyanitskiy@sysmocom.de", "comment" : "l1sap: fix duplicate RF RESOURCE INDICATION on clock bootstrap\u000a\u000aThe TTCN-3 test suite (ttcn3-bts-test) expects to receive exactly one\u000aRF RESOURCE INDICATION message from each TRX during the bootstrap stage,\u000awhile waiting for all TRX to come up and be configured by the BSC.\u000a\u000al1sap_interf_meas_report() fires whenever bts->gsm_time.fn % period is\u000a0, where period = intave * 104 (typically 624 frames). Since CLCK.ind\u000awith FN=0 satisfies this condition, a report is sent at the very\u000abeginning of each clock epoch.\u000a\u000aThis was not a problem before commit fcfc4e83, because the first\u000aCLCK.ind from the transciever was effectively a no-op: with\u000alast_fn_timer.fn zero-initialised, the first indication at FN=0 yielded\u000aelapsed_fn=0 (not > MAX_FN_SKEW), and the catch-up loop (while fn !=\u000alast_fn_timer.fn) would not execute either. Downlink scheduling only\u000astarted on the second CLCK.ind (at FN=102, which is > MAX_FN_SKEW),\u000aand 102 % 624 != 0, so no RF RESOURCE INDICATION was triggered.\u000a\u000afcfc4e83 changed the logic so that Downlink scheduling now begins\u000aimmediately on the first CLCK.ind, via an unconditional call to\u000atrx_setup_clock() -> bts_sched_fn(fn). When fake_trx starts its frame\u000acounter from FN=0, this immediately triggers l1sap_interf_meas_report()\u000abecause 0 % 624 == 0. A second report follows ~2.88s later when the\u000aperiodic timer reaches FN=624, making the bootstrap logic\u000ain ttcn3-bts-test unhappy.\u000a\u000aFix by shifting the trigger to (fn + 1) % period == 0, i.e. the report\u000afires at the last frame of each period rather than the first. FN=0 now\u000ayields (0+1) % 624 = 1 != 0, suppressing the spurious bootstrap report.\u000aThe periodic behaviour and report cadence are otherwise unchanged.\u000a\u000aChange-Id: I6550178427b08e67c9763f0f37efff5b88960b1f\u000aRelated: fcfc4e83 (\"osmo-bts-trx: fix spurious shutdown on first CLCK.ind from osmo-trx\")\u000aAI-Assisted: yes (Claude)\u000a", "date" : "2026-06-29 20:48:39 +0700", "id" : "53f0ec292a38e132f7a252fe6abfb932a5a4de18", "msg" : "l1sap: fix duplicate RF RESOURCE INDICATION on clock bootstrap", "paths" : [ { "editType" : "edit", "file" : "src/common/l1sap.c" } ] }, { "_class" : "hudson.plugins.git.GitChangeSet", "affectedPaths" : [ "src/common/oml.c" ], "commitId" : "271a2764c74dd7b1751ac0c476f09d4fe7db4788", "timestamp" : 1782740942000, "author" : { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/fixeria", "fullName" : "Vadim Yanitskiy" }, "authorEmail" : "vyanitskiy@sysmocom.de", "comment" : "oml: validate Intave Parameter range in SET BTS ATTR\u000a\u000a3GPP TS 52.021 ยง9.4.24 defines valid range for the Intave Parameter\u000aas 1..31, matching the fixed size of the per-lchan interference sample\u000abuffer (interf_meas_dbm[31] in lchan.h). Previously any uint8_t value\u000awas accepted without validation, meaning a buggy BSC could send\u000aintave=0 (silently disabling interference reporting) or intave>31\u000a(causing a buffer overflow in gsm_lchan_interf_meas_push()).\u000a\u000aLet's guard against that by NACKing the SET BTS ATTR message with\u000acause=NM_NACK_PARAM_RANGE if the value is outside the valid range.\u000a\u000aChange-Id: Id4d3353d4397aaa2517091b020d38ee15e084e2c\u000aAI-Assisted: yes (Claude)\u000a", "date" : "2026-06-29 20:49:02 +0700", "id" : "271a2764c74dd7b1751ac0c476f09d4fe7db4788", "msg" : "oml: validate Intave Parameter range in SET BTS ATTR", "paths" : [ { "editType" : "edit", "file" : "src/common/oml.c" } ] } ], "kind" : "git" }, "culprits" : [ { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/fixeria", "fullName" : "Vadim Yanitskiy" } ], "runs" : [ { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=lc15,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=lc15,FIRMWARE_VERSION=origin%2Fnrw%2Flitecell15,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=lc15,FIRMWARE_VERSION=v2017.01,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=oc2g,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=oc2g,FIRMWARE_VERSION=origin%2Fnrw%2Foc2g,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=oct,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=oct+trx,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=femtobts_v2.7,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v2.4,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v3.0.1pre,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v3.1,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=sysmo,FIRMWARE_VERSION=superfemto_v5.1,WITH_MANUALS=0,a4=default,label=osmocom-master/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=trx,FIRMWARE_VERSION=master,WITH_MANUALS=0,a4=default,label=raspbian/11587/" }, { "number" : 11587, "url" : "https://jenkins.osmocom.org/jenkins/view/All/job/master-osmo-bts/BTS_MODEL=trx,FIRMWARE_VERSION=master,WITH_MANUALS=1,a4=default,label=osmocom-master/11587/" } ] }