Public bug reported: Test will crash and hang, until timeout on jenkins.
There is no report and no obvious failure on the jenkins output (just marked as build aborted), this can only be found by tailing the syslog when you run the test. Test output: Running '/home/ubuntu/autotest/client/tests/ubuntu_lttng_smoke_test/ubuntu_lttng_smoke_test.sh' [stdout] == lttng smoke test of session create/destroy == [stdout] Session test-kernel-session created. [stdout] Traces will be written in /tmp/lttng-kernel-trace-6325-session [stdout] PASSED (lttng create) [stdout] Session test-kernel-session destroyed [stdout] PASSED (lttng destroy) [stdout] [stdout] == lttng smoke test trace context switches == [stdout] Session test-kernel-session created. [stdout] Traces will be written in /tmp/lttng-kernel-trace-6325-session [stdout] PASSED (lttng create) syslog output: kernel: [ 253.282158] lttng_kretprobes: loading out-of-tree module taints kernel. kernel: [ 253.282191] lttng_kretprobes: module verification failed: signature and/or required key missing - tainting kernel kernel: [ 253.293676] BUG: unable to handle kernel paging request at 0000000000025534 kernel: [ 253.296613] #PF error: [normal kernel read fault] kernel: [ 253.298623] PGD 0 P4D 0 kernel: [ 253.299783] Oops: 0000 [#1] SMP PTI kernel: [ 253.301313] CPU: 3 PID: 955 Comm: lttng-sessiond Tainted: G OE 5.0.0-1014-aws #16~18.04.1-Ubuntu kernel: [ 253.305391] Hardware name: Amazon EC2 m5.xlarge/, BIOS 1.0 10/16/2017 kernel: [ 253.308102] RIP: 0010:lttng_tracepoint_notify+0x172/0x210 [lttng_tracer] kernel: [ 253.310886] Code: eb 1a 49 39 c6 0f 85 ab 00 00 00 49 8b 55 10 41 83 c4 01 44 39 a2 8c 02 00 00 76 a3 48 8b 92 90 02 00 00 49 63 c4 4c 63 34 82 <49> 8b 1e 48 89 df e8 33 fb ff ff 48 85 c0 49 89 c7 74 52 49 8b 47 kernel: [ 253.318387] RSP: 0018:ffffb9c80232fbd8 EFLAGS: 00010246 kernel: [ 253.320596] RAX: 0000000000000000 RBX: ffff9a27cbec9c00 RCX: 0000000000000041 kernel: [ 253.323556] RDX: ffffffffc0456a0c RSI: 0000000000000001 RDI: ffffffffc0898100 kernel: [ 253.326507] RBP: ffffb9c80232fc08 R08: ffff9a27d2ba70c0 R09: ffff9a27d2403680 kernel: [ 253.329460] R10: ffffb9c80232fb48 R11: 00000000ffffffff R12: 0000000000000000 kernel: [ 253.332420] R13: ffff9a27cbec9c00 R14: 0000000000025534 R15: ffffffffc0898740 kernel: [ 253.335375] FS: 00007f26e1d49700(0000) GS:ffff9a27d2b80000(0000) knlGS:0000000000000000 kernel: [ 253.338700] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel: [ 253.341118] CR2: 0000000000025534 CR3: 000000040c86c003 CR4: 00000000007606e0 kernel: [ 253.345464] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kernel: [ 253.349798] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 kernel: [ 253.354126] PKRU: 55555554 kernel: [ 253.356719] Call Trace: kernel: [ 253.359210] register_tracepoint_module_notifier+0x57/0x80 kernel: [ 253.362856] ? 0xffffffffc08d7000 kernel: [ 253.365675] lttng_tracepoint_init+0x45/0xc40 [lttng_tracer] kernel: [ 253.369380] lttng_events_init+0xbc/0x233 [lttng_tracer] kernel: [ 253.372952] ? 0xffffffffc08d7000 kernel: [ 253.375739] do_one_initcall+0x4a/0x1c9 kernel: [ 253.378733] ? _cond_resched+0x19/0x40 kernel: [ 253.381693] ? kmem_cache_alloc_trace+0x151/0x1c0 kernel: [ 253.385037] do_init_module+0x5f/0x216 kernel: [ 253.387999] load_module+0x19f6/0x20a0 kernel: [ 253.390956] __do_sys_finit_module+0xfc/0x120 kernel: [ 253.394153] ? __do_sys_finit_module+0xfc/0x120 kernel: [ 253.397416] __x64_sys_finit_module+0x1a/0x20 kernel: [ 253.400618] do_syscall_64+0x5a/0x120 kernel: [ 253.403547] entry_SYSCALL_64_after_hwframe+0x44/0xa9 kernel: [ 253.407035] RIP: 0033:0x7f26e738d839 kernel: [ 253.409949] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 1f f6 2c 00 f7 d8 64 89 01 48 kernel: [ 253.421539] RSP: 002b:00007f26e1d38758 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 kernel: [ 253.427373] RAX: ffffffffffffffda RBX: 00007f26cc004d70 RCX: 00007f26e738d839 kernel: [ 253.431692] RDX: 0000000000000000 RSI: 00007f26e8d0a145 RDI: 0000000000000030 kernel: [ 253.435978] RBP: 00007f26e8d0a145 R08: 0000000000000000 R09: 00007f26cc004b00 kernel: [ 253.440270] R10: 0000000000000030 R11: 0000000000000246 R12: 0000000000000000 kernel: [ 253.444581] R13: 00007f26cc004570 R14: 0000000000000000 R15: 00007f26cc004b00 kernel: [ 253.448853] Modules linked in: lttng_tracer(OE+) lttng_statedump(OE) lttng_kprobes(OE) lttng_clock(OE) lttng_lib_ring_buffer(OE) lttng_kretprobes(OE) ppdev parport_pc parport serio_raw sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 crypto_simd cryptd glue_helper ena kernel: [ 253.478768] CR2: 0000000000025534 kernel: [ 253.481575] ---[ end trace 9c47de0da4f80343 ]--- kernel: [ 253.484885] RIP: 0010:lttng_tracepoint_notify+0x172/0x210 [lttng_tracer] kernel: [ 253.489142] Code: eb 1a 49 39 c6 0f 85 ab 00 00 00 49 8b 55 10 41 83 c4 01 44 39 a2 8c 02 00 00 76 a3 48 8b 92 90 02 00 00 49 63 c4 4c 63 34 82 <49> 8b 1e 48 89 df e8 33 fb ff ff 48 85 c0 49 89 c7 74 52 49 8b 47 kernel: [ 253.500676] RSP: 0018:ffffb9c80232fbd8 EFLAGS: 00010246 kernel: [ 253.504223] RAX: 0000000000000000 RBX: ffff9a27cbec9c00 RCX: 0000000000000041 kernel: [ 253.508498] RDX: ffffffffc0456a0c RSI: 0000000000000001 RDI: ffffffffc0898100 kernel: [ 253.512783] RBP: ffffb9c80232fc08 R08: ffff9a27d2ba70c0 R09: ffff9a27d2403680 kernel: [ 253.517125] R10: ffffb9c80232fb48 R11: 00000000ffffffff R12: 0000000000000000 kernel: [ 253.521421] R13: ffff9a27cbec9c00 R14: 0000000000025534 R15: ffffffffc0898740 kernel: [ 253.525702] FS: 00007f26e1d49700(0000) GS:ffff9a27d2b80000(0000) knlGS:0000000000000000 kernel: [ 253.531708] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel: [ 253.535444] CR2: 0000000000025534 CR3: 000000040c86c003 CR4: 00000000007606e0 kernel: [ 253.539722] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kernel: [ 253.544020] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 kernel: [ 253.548300] PKRU: 55555554 ** Affects: linux-aws-edge (Ubuntu) Importance: Undecided Status: New ** Affects: lttng-modules (Ubuntu) Importance: Undecided Status: New ** Affects: linux-aws-edge (Ubuntu Bionic) Importance: Undecided Status: New ** Affects: lttng-modules (Ubuntu Bionic) Importance: Undecided Status: New ** Also affects: lttng-modules (Ubuntu) Importance: Undecided Status: New ** Also affects: lttng-modules (Ubuntu Bionic) Importance: Undecided Status: New ** Also affects: linux-aws-edge (Ubuntu Bionic) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu LTTng, which is subscribed to lttng-modules in Ubuntu. Matching subscriptions: lttng-modules-bugs https://bugs.launchpad.net/bugs/1841766 Title: ubuntu_lttng_smoke_test crash with B-5.0 AWS Status in linux-aws-edge package in Ubuntu: New Status in lttng-modules package in Ubuntu: New Status in linux-aws-edge source package in Bionic: New Status in lttng-modules source package in Bionic: New Bug description: Test will crash and hang, until timeout on jenkins. There is no report and no obvious failure on the jenkins output (just marked as build aborted), this can only be found by tailing the syslog when you run the test. Test output: Running '/home/ubuntu/autotest/client/tests/ubuntu_lttng_smoke_test/ubuntu_lttng_smoke_test.sh' [stdout] == lttng smoke test of session create/destroy == [stdout] Session test-kernel-session created. [stdout] Traces will be written in /tmp/lttng-kernel-trace-6325-session [stdout] PASSED (lttng create) [stdout] Session test-kernel-session destroyed [stdout] PASSED (lttng destroy) [stdout] [stdout] == lttng smoke test trace context switches == [stdout] Session test-kernel-session created. [stdout] Traces will be written in /tmp/lttng-kernel-trace-6325-session [stdout] PASSED (lttng create) syslog output: kernel: [ 253.282158] lttng_kretprobes: loading out-of-tree module taints kernel. kernel: [ 253.282191] lttng_kretprobes: module verification failed: signature and/or required key missing - tainting kernel kernel: [ 253.293676] BUG: unable to handle kernel paging request at 0000000000025534 kernel: [ 253.296613] #PF error: [normal kernel read fault] kernel: [ 253.298623] PGD 0 P4D 0 kernel: [ 253.299783] Oops: 0000 [#1] SMP PTI kernel: [ 253.301313] CPU: 3 PID: 955 Comm: lttng-sessiond Tainted: G OE 5.0.0-1014-aws #16~18.04.1-Ubuntu kernel: [ 253.305391] Hardware name: Amazon EC2 m5.xlarge/, BIOS 1.0 10/16/2017 kernel: [ 253.308102] RIP: 0010:lttng_tracepoint_notify+0x172/0x210 [lttng_tracer] kernel: [ 253.310886] Code: eb 1a 49 39 c6 0f 85 ab 00 00 00 49 8b 55 10 41 83 c4 01 44 39 a2 8c 02 00 00 76 a3 48 8b 92 90 02 00 00 49 63 c4 4c 63 34 82 <49> 8b 1e 48 89 df e8 33 fb ff ff 48 85 c0 49 89 c7 74 52 49 8b 47 kernel: [ 253.318387] RSP: 0018:ffffb9c80232fbd8 EFLAGS: 00010246 kernel: [ 253.320596] RAX: 0000000000000000 RBX: ffff9a27cbec9c00 RCX: 0000000000000041 kernel: [ 253.323556] RDX: ffffffffc0456a0c RSI: 0000000000000001 RDI: ffffffffc0898100 kernel: [ 253.326507] RBP: ffffb9c80232fc08 R08: ffff9a27d2ba70c0 R09: ffff9a27d2403680 kernel: [ 253.329460] R10: ffffb9c80232fb48 R11: 00000000ffffffff R12: 0000000000000000 kernel: [ 253.332420] R13: ffff9a27cbec9c00 R14: 0000000000025534 R15: ffffffffc0898740 kernel: [ 253.335375] FS: 00007f26e1d49700(0000) GS:ffff9a27d2b80000(0000) knlGS:0000000000000000 kernel: [ 253.338700] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel: [ 253.341118] CR2: 0000000000025534 CR3: 000000040c86c003 CR4: 00000000007606e0 kernel: [ 253.345464] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kernel: [ 253.349798] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 kernel: [ 253.354126] PKRU: 55555554 kernel: [ 253.356719] Call Trace: kernel: [ 253.359210] register_tracepoint_module_notifier+0x57/0x80 kernel: [ 253.362856] ? 0xffffffffc08d7000 kernel: [ 253.365675] lttng_tracepoint_init+0x45/0xc40 [lttng_tracer] kernel: [ 253.369380] lttng_events_init+0xbc/0x233 [lttng_tracer] kernel: [ 253.372952] ? 0xffffffffc08d7000 kernel: [ 253.375739] do_one_initcall+0x4a/0x1c9 kernel: [ 253.378733] ? _cond_resched+0x19/0x40 kernel: [ 253.381693] ? kmem_cache_alloc_trace+0x151/0x1c0 kernel: [ 253.385037] do_init_module+0x5f/0x216 kernel: [ 253.387999] load_module+0x19f6/0x20a0 kernel: [ 253.390956] __do_sys_finit_module+0xfc/0x120 kernel: [ 253.394153] ? __do_sys_finit_module+0xfc/0x120 kernel: [ 253.397416] __x64_sys_finit_module+0x1a/0x20 kernel: [ 253.400618] do_syscall_64+0x5a/0x120 kernel: [ 253.403547] entry_SYSCALL_64_after_hwframe+0x44/0xa9 kernel: [ 253.407035] RIP: 0033:0x7f26e738d839 kernel: [ 253.409949] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 1f f6 2c 00 f7 d8 64 89 01 48 kernel: [ 253.421539] RSP: 002b:00007f26e1d38758 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 kernel: [ 253.427373] RAX: ffffffffffffffda RBX: 00007f26cc004d70 RCX: 00007f26e738d839 kernel: [ 253.431692] RDX: 0000000000000000 RSI: 00007f26e8d0a145 RDI: 0000000000000030 kernel: [ 253.435978] RBP: 00007f26e8d0a145 R08: 0000000000000000 R09: 00007f26cc004b00 kernel: [ 253.440270] R10: 0000000000000030 R11: 0000000000000246 R12: 0000000000000000 kernel: [ 253.444581] R13: 00007f26cc004570 R14: 0000000000000000 R15: 00007f26cc004b00 kernel: [ 253.448853] Modules linked in: lttng_tracer(OE+) lttng_statedump(OE) lttng_kprobes(OE) lttng_clock(OE) lttng_lib_ring_buffer(OE) lttng_kretprobes(OE) ppdev parport_pc parport serio_raw sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 crypto_simd cryptd glue_helper ena kernel: [ 253.478768] CR2: 0000000000025534 kernel: [ 253.481575] ---[ end trace 9c47de0da4f80343 ]--- kernel: [ 253.484885] RIP: 0010:lttng_tracepoint_notify+0x172/0x210 [lttng_tracer] kernel: [ 253.489142] Code: eb 1a 49 39 c6 0f 85 ab 00 00 00 49 8b 55 10 41 83 c4 01 44 39 a2 8c 02 00 00 76 a3 48 8b 92 90 02 00 00 49 63 c4 4c 63 34 82 <49> 8b 1e 48 89 df e8 33 fb ff ff 48 85 c0 49 89 c7 74 52 49 8b 47 kernel: [ 253.500676] RSP: 0018:ffffb9c80232fbd8 EFLAGS: 00010246 kernel: [ 253.504223] RAX: 0000000000000000 RBX: ffff9a27cbec9c00 RCX: 0000000000000041 kernel: [ 253.508498] RDX: ffffffffc0456a0c RSI: 0000000000000001 RDI: ffffffffc0898100 kernel: [ 253.512783] RBP: ffffb9c80232fc08 R08: ffff9a27d2ba70c0 R09: ffff9a27d2403680 kernel: [ 253.517125] R10: ffffb9c80232fb48 R11: 00000000ffffffff R12: 0000000000000000 kernel: [ 253.521421] R13: ffff9a27cbec9c00 R14: 0000000000025534 R15: ffffffffc0898740 kernel: [ 253.525702] FS: 00007f26e1d49700(0000) GS:ffff9a27d2b80000(0000) knlGS:0000000000000000 kernel: [ 253.531708] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel: [ 253.535444] CR2: 0000000000025534 CR3: 000000040c86c003 CR4: 00000000007606e0 kernel: [ 253.539722] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kernel: [ 253.544020] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 kernel: [ 253.548300] PKRU: 55555554 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws-edge/+bug/1841766/+subscriptions -- Mailing list: https://launchpad.net/~lttng Post to : lttng@lists.launchpad.net Unsubscribe : https://launchpad.net/~lttng More help : https://help.launchpad.net/ListHelp