[Kernel-packages] [Bug 1804149] Comment bridged from LTC Bugzilla
--- Comment From finne...@us.ibm.com 2020-01-13 16:40 EDT--- This defect can be closed. The systems are now running 4.15.0-65-generic and there have been no new reportings of 'Oops: 0004 ilc:3 [#1] SMP' Workqueue: iscsi_q_1 iscsi_xmitworker [libiscsi]. Last Oops panic were reported against kernel 4.15.0-47-generic -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1804149 Title: Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] Status in Ubuntu on IBM z Systems: Incomplete Status in linux package in Ubuntu: Incomplete Bug description: == Comment: #0 - Michael Finnegan - 2018-11-19 14:14:40 == ---Problem Description--- Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] ---uname output--- Linux ilabg3 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:13:24 UTC 2018 s390x s390x s390x GNU/Linux Machine Type = IBM 3906 M05 7G4 (z/VM 7.1.0) ---Debugger--- A debugger is not configured Contact Information = Michael Finnegan/finne...@us.ibm.com Stack trace output: dmesg.201811161956 [1363037.322472] Unable to handle kernel pointer dereference in virtual kernel address space [1363037.322481] Failing address: TEID: 0483 [1363037.322483] Fault in home space mode while using kernel ASCE. [1363037.322486] AS:00ea0007 R3:f37d0007 S:f37ff000 P:013d [1363037.322524] Oops: 0004 ilc:3 [#1] SMP [1363037.322529] Modules linked in: iptable_filter binfmt_misc rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache qeth_l3 qeth_l2 s390_trng ghash_s390 prng aes_s390 des_s390 des_generic sha512_s390 sha256_s390 sha1_s390 sha_common qeth vmur ccwgroup vfio_ccw vfio_mdev mdev vfio_iommu_type1 vfio sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables dm_round_robin dm_service_time crc32_vx_s390 dasd_eckd_mod zfcp qdio scsi_transport_fc dasd_fba_mod dasd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua dm_multipath [1363037.322567] CPU: 3 PID: 37970 Comm: kworker/u128:19 Not tainted 4.15.0-36-generic #39-Ubuntu [1363037.322573] Hardware name: IBM 3906 M05 7G4 (z/VM 7.1.0) [1363037.322581] Workqueue: iscsi_q_20 iscsi_xmitworker [libiscsi] [1363037.322583] Krnl PSW : c8051cf6 e49a28f4 (__iscsi_get_task+0x6/0x18 [libiscsi]) [1363037.322587]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [1363037.322589] Krnl GPRS: 02923ce0 0400 [1363037.322591]03ff80277640 0008 788efc00 03ff802777cc [1363037.322592]03ff8027769c 78ce8310 [1363037.322594]f3689800 78ce83a2 03ff80272e8e 02923c90 [1363037.322601] Krnl Code: 03ff80272624: c0f4fcf6 brcl 15,3ff80272010 03ff8027262a: c0f4377b brcl 15,3ff80279520 #03ff80272630: c004 brcl 0,3ff80272630 >03ff80272636: eb012078006a asi 120(%r2),1 03ff8027263c: c0f43772 brcl 15,3ff80279520 03ff80272642: 0707 bcr 0,%r7 03ff80272644: 0707 bcr 0,%r7 03ff80272646: 0707 bcr 0,%r7 [1363037.322618] Call Trace: [1363037.322621] ([<03ff80272ec6>] iscsi_xmit_task+0x86/0x138 [libiscsi]) [1363037.322625] [<03ff8027769c>] iscsi_data_xmit+0x44c/0x548 [libiscsi] [1363037.322636] [<03ff802777cc>] iscsi_xmitworker+0x34/0x58 [libiscsi] [1363037.322642] [<001918f2>] process_one_work+0x262/0x4d8 [1363037.322644] [<00191bc0>] worker_thread+0x58/0x4e8 [1363037.322648] [<00198d24>] kthread+0x14c/0x168 [1363037.322652] [<008e3eb2>] kernel_thread_starter+0xa/0x10 [1363037.322654] [<008e3ea8>] kernel_thread_starter+0x0/0x10 [1363037.322655] Last Breaking-Event-Address: [1363037.322657] [<03ff80272e88>] iscsi_xmit_task+0x48/0x138 [libiscsi] [1363037.322658] [1363037.322660] Kernel panic - not syncing: Fatal exception in interrupt Oops output: Oops: 0004 ilc:3 [#1] SMP *Additional Instructions for Michael Finnegan/finne...@us.ibm.com: -Post a private note with access information to the machine that the bug is occuring on. -Attach sysctl -a output output to the bug. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1804149/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to
[Kernel-packages] [Bug 1804149] Comment bridged from LTC Bugzilla
--- Comment From finne...@us.ibm.com 2019-04-02 14:10 EDT--- (In reply to comment #29) > Can you please test the test kernel at: > https://kernel.ubuntu.com/~juergh/lp1804149/ I am waiting for the configuration to complete current testing. I hope to be able to test the test kernel within the next 2-3 weeks -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1804149 Title: Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] Status in Ubuntu on IBM z Systems: Triaged Status in linux package in Ubuntu: Triaged Bug description: == Comment: #0 - Michael Finnegan - 2018-11-19 14:14:40 == ---Problem Description--- Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] ---uname output--- Linux ilabg3 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:13:24 UTC 2018 s390x s390x s390x GNU/Linux Machine Type = IBM 3906 M05 7G4 (z/VM 7.1.0) ---Debugger--- A debugger is not configured Contact Information = Michael Finnegan/finne...@us.ibm.com Stack trace output: dmesg.201811161956 [1363037.322472] Unable to handle kernel pointer dereference in virtual kernel address space [1363037.322481] Failing address: TEID: 0483 [1363037.322483] Fault in home space mode while using kernel ASCE. [1363037.322486] AS:00ea0007 R3:f37d0007 S:f37ff000 P:013d [1363037.322524] Oops: 0004 ilc:3 [#1] SMP [1363037.322529] Modules linked in: iptable_filter binfmt_misc rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache qeth_l3 qeth_l2 s390_trng ghash_s390 prng aes_s390 des_s390 des_generic sha512_s390 sha256_s390 sha1_s390 sha_common qeth vmur ccwgroup vfio_ccw vfio_mdev mdev vfio_iommu_type1 vfio sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables dm_round_robin dm_service_time crc32_vx_s390 dasd_eckd_mod zfcp qdio scsi_transport_fc dasd_fba_mod dasd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua dm_multipath [1363037.322567] CPU: 3 PID: 37970 Comm: kworker/u128:19 Not tainted 4.15.0-36-generic #39-Ubuntu [1363037.322573] Hardware name: IBM 3906 M05 7G4 (z/VM 7.1.0) [1363037.322581] Workqueue: iscsi_q_20 iscsi_xmitworker [libiscsi] [1363037.322583] Krnl PSW : c8051cf6 e49a28f4 (__iscsi_get_task+0x6/0x18 [libiscsi]) [1363037.322587]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [1363037.322589] Krnl GPRS: 02923ce0 0400 [1363037.322591]03ff80277640 0008 788efc00 03ff802777cc [1363037.322592]03ff8027769c 78ce8310 [1363037.322594]f3689800 78ce83a2 03ff80272e8e 02923c90 [1363037.322601] Krnl Code: 03ff80272624: c0f4fcf6 brcl 15,3ff80272010 03ff8027262a: c0f4377b brcl 15,3ff80279520 #03ff80272630: c004 brcl 0,3ff80272630 >03ff80272636: eb012078006a asi 120(%r2),1 03ff8027263c: c0f43772 brcl 15,3ff80279520 03ff80272642: 0707 bcr 0,%r7 03ff80272644: 0707 bcr 0,%r7 03ff80272646: 0707 bcr 0,%r7 [1363037.322618] Call Trace: [1363037.322621] ([<03ff80272ec6>] iscsi_xmit_task+0x86/0x138 [libiscsi]) [1363037.322625] [<03ff8027769c>] iscsi_data_xmit+0x44c/0x548 [libiscsi] [1363037.322636] [<03ff802777cc>] iscsi_xmitworker+0x34/0x58 [libiscsi] [1363037.322642] [<001918f2>] process_one_work+0x262/0x4d8 [1363037.322644] [<00191bc0>] worker_thread+0x58/0x4e8 [1363037.322648] [<00198d24>] kthread+0x14c/0x168 [1363037.322652] [<008e3eb2>] kernel_thread_starter+0xa/0x10 [1363037.322654] [<008e3ea8>] kernel_thread_starter+0x0/0x10 [1363037.322655] Last Breaking-Event-Address: [1363037.322657] [<03ff80272e88>] iscsi_xmit_task+0x48/0x138 [libiscsi] [1363037.322658] [1363037.322660] Kernel panic - not syncing: Fatal exception in interrupt Oops output: Oops: 0004 ilc:3 [#1] SMP *Additional Instructions for Michael Finnegan/finne...@us.ibm.com: -Post a private note with access information to the machine that the bug is occuring on. -Attach sysctl -a output output to the bug. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1804149/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-pa
[Kernel-packages] [Bug 1804149] Comment bridged from LTC Bugzilla
--- Comment From heinz-werner_se...@de.ibm.com 2019-03-05 10:50 EDT--- @Canonical: Any update here. When will the test kernel via PPA be made available? Many thanks in advance -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1804149 Title: Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] Status in Ubuntu on IBM z Systems: Triaged Status in linux package in Ubuntu: Triaged Bug description: == Comment: #0 - Michael Finnegan - 2018-11-19 14:14:40 == ---Problem Description--- Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] ---uname output--- Linux ilabg3 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:13:24 UTC 2018 s390x s390x s390x GNU/Linux Machine Type = IBM 3906 M05 7G4 (z/VM 7.1.0) ---Debugger--- A debugger is not configured Contact Information = Michael Finnegan/finne...@us.ibm.com Stack trace output: dmesg.201811161956 [1363037.322472] Unable to handle kernel pointer dereference in virtual kernel address space [1363037.322481] Failing address: TEID: 0483 [1363037.322483] Fault in home space mode while using kernel ASCE. [1363037.322486] AS:00ea0007 R3:f37d0007 S:f37ff000 P:013d [1363037.322524] Oops: 0004 ilc:3 [#1] SMP [1363037.322529] Modules linked in: iptable_filter binfmt_misc rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache qeth_l3 qeth_l2 s390_trng ghash_s390 prng aes_s390 des_s390 des_generic sha512_s390 sha256_s390 sha1_s390 sha_common qeth vmur ccwgroup vfio_ccw vfio_mdev mdev vfio_iommu_type1 vfio sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables dm_round_robin dm_service_time crc32_vx_s390 dasd_eckd_mod zfcp qdio scsi_transport_fc dasd_fba_mod dasd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua dm_multipath [1363037.322567] CPU: 3 PID: 37970 Comm: kworker/u128:19 Not tainted 4.15.0-36-generic #39-Ubuntu [1363037.322573] Hardware name: IBM 3906 M05 7G4 (z/VM 7.1.0) [1363037.322581] Workqueue: iscsi_q_20 iscsi_xmitworker [libiscsi] [1363037.322583] Krnl PSW : c8051cf6 e49a28f4 (__iscsi_get_task+0x6/0x18 [libiscsi]) [1363037.322587]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [1363037.322589] Krnl GPRS: 02923ce0 0400 [1363037.322591]03ff80277640 0008 788efc00 03ff802777cc [1363037.322592]03ff8027769c 78ce8310 [1363037.322594]f3689800 78ce83a2 03ff80272e8e 02923c90 [1363037.322601] Krnl Code: 03ff80272624: c0f4fcf6 brcl 15,3ff80272010 03ff8027262a: c0f4377b brcl 15,3ff80279520 #03ff80272630: c004 brcl 0,3ff80272630 >03ff80272636: eb012078006a asi 120(%r2),1 03ff8027263c: c0f43772 brcl 15,3ff80279520 03ff80272642: 0707 bcr 0,%r7 03ff80272644: 0707 bcr 0,%r7 03ff80272646: 0707 bcr 0,%r7 [1363037.322618] Call Trace: [1363037.322621] ([<03ff80272ec6>] iscsi_xmit_task+0x86/0x138 [libiscsi]) [1363037.322625] [<03ff8027769c>] iscsi_data_xmit+0x44c/0x548 [libiscsi] [1363037.322636] [<03ff802777cc>] iscsi_xmitworker+0x34/0x58 [libiscsi] [1363037.322642] [<001918f2>] process_one_work+0x262/0x4d8 [1363037.322644] [<00191bc0>] worker_thread+0x58/0x4e8 [1363037.322648] [<00198d24>] kthread+0x14c/0x168 [1363037.322652] [<008e3eb2>] kernel_thread_starter+0xa/0x10 [1363037.322654] [<008e3ea8>] kernel_thread_starter+0x0/0x10 [1363037.322655] Last Breaking-Event-Address: [1363037.322657] [<03ff80272e88>] iscsi_xmit_task+0x48/0x138 [libiscsi] [1363037.322658] [1363037.322660] Kernel panic - not syncing: Fatal exception in interrupt Oops output: Oops: 0004 ilc:3 [#1] SMP *Additional Instructions for Michael Finnegan/finne...@us.ibm.com: -Post a private note with access information to the machine that the bug is occuring on. -Attach sysctl -a output output to the bug. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1804149/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1804149] Comment bridged from LTC Bugzilla
--- Comment From finne...@us.ibm.com 2019-01-10 21:11 EDT--- In response to >The error messages that belong to the Ops seem to be known and points to a >potential race discussed here: >[RFC,1/1] libiscsi: Fix race between iscsi_xmit_task and iscsi_complete_task >https://patchwork.kernel.org/patch/10501773/ Is there a target date when this race condition will have a fix available to the ubuntu distro ? as this issue has been seen on at lease two different hosts across three (3) different kernels. 4.15.0-15-generic #16-Ubuntuilzlnx4 4.15.0-23-generic #25-Ubuntuilzlnx4,ilabg3 4.15.0-36-generic #39-Ubuntuilabg3 Most recently seen again on Dec 20 17:12 (MST) root@ilabg3:/var/dump/201812201711# ls -lrt total 140732 -rw--- 1 root root 143650157 Dec 20 17:12 dump.201812201711 -rw--- 1 root root452204 Dec 20 17:12 dmesg.201812201711 Reference attached files dmesg.201812201711.txt /var/log/kern.log.3.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1804149 Title: Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] Status in Ubuntu on IBM z Systems: Triaged Status in linux package in Ubuntu: Triaged Bug description: == Comment: #0 - Michael Finnegan - 2018-11-19 14:14:40 == ---Problem Description--- Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] ---uname output--- Linux ilabg3 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:13:24 UTC 2018 s390x s390x s390x GNU/Linux Machine Type = IBM 3906 M05 7G4 (z/VM 7.1.0) ---Debugger--- A debugger is not configured Contact Information = Michael Finnegan/finne...@us.ibm.com Stack trace output: dmesg.201811161956 [1363037.322472] Unable to handle kernel pointer dereference in virtual kernel address space [1363037.322481] Failing address: TEID: 0483 [1363037.322483] Fault in home space mode while using kernel ASCE. [1363037.322486] AS:00ea0007 R3:f37d0007 S:f37ff000 P:013d [1363037.322524] Oops: 0004 ilc:3 [#1] SMP [1363037.322529] Modules linked in: iptable_filter binfmt_misc rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache qeth_l3 qeth_l2 s390_trng ghash_s390 prng aes_s390 des_s390 des_generic sha512_s390 sha256_s390 sha1_s390 sha_common qeth vmur ccwgroup vfio_ccw vfio_mdev mdev vfio_iommu_type1 vfio sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables dm_round_robin dm_service_time crc32_vx_s390 dasd_eckd_mod zfcp qdio scsi_transport_fc dasd_fba_mod dasd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua dm_multipath [1363037.322567] CPU: 3 PID: 37970 Comm: kworker/u128:19 Not tainted 4.15.0-36-generic #39-Ubuntu [1363037.322573] Hardware name: IBM 3906 M05 7G4 (z/VM 7.1.0) [1363037.322581] Workqueue: iscsi_q_20 iscsi_xmitworker [libiscsi] [1363037.322583] Krnl PSW : c8051cf6 e49a28f4 (__iscsi_get_task+0x6/0x18 [libiscsi]) [1363037.322587]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [1363037.322589] Krnl GPRS: 02923ce0 0400 [1363037.322591]03ff80277640 0008 788efc00 03ff802777cc [1363037.322592]03ff8027769c 78ce8310 [1363037.322594]f3689800 78ce83a2 03ff80272e8e 02923c90 [1363037.322601] Krnl Code: 03ff80272624: c0f4fcf6 brcl 15,3ff80272010 03ff8027262a: c0f4377b brcl 15,3ff80279520 #03ff80272630: c004 brcl 0,3ff80272630 >03ff80272636: eb012078006a asi 120(%r2),1 03ff8027263c: c0f43772 brcl 15,3ff80279520 03ff80272642: 0707 bcr 0,%r7 03ff80272644: 0707 bcr 0,%r7 03ff80272646: 0707 bcr 0,%r7 [1363037.322618] Call Trace: [1363037.322621] ([<03ff80272ec6>] iscsi_xmit_task+0x86/0x138 [libiscsi]) [1363037.322625] [<03ff8027769c>] iscsi_data_xmit+0x44c/0x548 [libiscsi] [1363037.322636] [<03ff802777cc>] iscsi_xmitworker+0x34/0x58 [libiscsi] [1363037.322642] [<001918f2>] process_one_work+0x262/0x4d8 [1363037.322644] [<00191bc0>] worker_thread+0x58/0x4e8 [1363037.322648] [<00198d24>] kthread+0x14c/0x168 [1363037.322652] [<008e3eb2>] kernel_thread_starter+0xa/0x10 [1363037.322654] [<008e3ea8>] kernel_thread_starter+0x0/0x10 [1363037.322655] Last Breaking-Event-Address: [13630
[Kernel-packages] [Bug 1804149] Comment bridged from LTC Bugzilla
--- Comment From finne...@us.ibm.com 2018-12-04 21:05 EDT--- (In reply to comment #13) > In bug 1782085 it looks like the bug stopped happening after upgrading to > version 4.15.0-23. Do you know if that is still the case with that older > system, or has the bug come back after upgrading to a newer kernel version? System associated with older 1782085 has been up 47 days on kernel 4.15.0-36-generic with no Oops Kernel panic i.e. root@ilzlnx4:~# date;uptime;uname -a Tue Dec 4 18:59:53 MST 2018 18:59:53 up 47 days, 6:41, 6 users, load average: 8.21, 7.63, 7.02 Linux ilzlnx4 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:13:24 UTC 2018 s390x s390x s390x GNU/Linux root@ilzlnx4:~# History of prior kernels on older 1782085 system root@ilzlnx4:~# ls -lrt /boot | grep -i initrd -rw-r--r-- 1 root root 12520274 May 11 2017 initrd.img-4.4.0-59-generic.bk -rw-r--r-- 1 root root 12533717 Jan 8 2018 initrd.img-4.4.0-93-generic -rw-r--r-- 1 root root 12533595 Jan 8 2018 initrd.img-4.4.0-89-generic -rw-r--r-- 1 root root 12531125 Jan 8 2018 initrd.img-4.4.0-77-generic -rw-r--r-- 1 root root 12525524 Jan 8 2018 initrd.img-4.4.0-59-generic -rw-r--r-- 1 root root 12533634 Jan 8 2018 initrd.img-4.4.0-96-generic -rw-r--r-- 1 root root 12537400 Jan 9 2018 initrd.img-4.4.0-104-generic -rw-r--r-- 1 root root 13971222 Mar 14 2018 initrd.img-4.15.0-10-generic.bk -rw-r--r-- 1 root root 13998457 Jul 17 11:39 initrd.img-4.15.0-10-generic -rw-r--r-- 1 root root 8770182 Jul 17 11:39 initrd.img-4.4.0-112-generic -rw-r--r-- 1 root root 14291350 Jul 17 11:39 initrd.img-4.15.0-15-generic -rw-r--r-- 1 root root 14360370 Oct 17 01:11 initrd.img-4.15.0-23-generic lrwxrwxrwx 1 root root 28 Oct 18 12:16 initrd.img.old -> initrd.img-4.15.0-23-generic lrwxrwxrwx 1 root root 28 Oct 18 12:16 initrd.img -> initrd.img-4.15.0-36-generic -rw-r--r-- 1 root root 14321575 Oct 18 12:16 initrd.img-4.15.0-36-generic root@ilzlnx4:~# -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1804149 Title: Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] Status in Ubuntu on IBM z Systems: Triaged Status in linux package in Ubuntu: Triaged Bug description: == Comment: #0 - Michael Finnegan - 2018-11-19 14:14:40 == ---Problem Description--- Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] ---uname output--- Linux ilabg3 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:13:24 UTC 2018 s390x s390x s390x GNU/Linux Machine Type = IBM 3906 M05 7G4 (z/VM 7.1.0) ---Debugger--- A debugger is not configured Contact Information = Michael Finnegan/finne...@us.ibm.com Stack trace output: dmesg.201811161956 [1363037.322472] Unable to handle kernel pointer dereference in virtual kernel address space [1363037.322481] Failing address: TEID: 0483 [1363037.322483] Fault in home space mode while using kernel ASCE. [1363037.322486] AS:00ea0007 R3:f37d0007 S:f37ff000 P:013d [1363037.322524] Oops: 0004 ilc:3 [#1] SMP [1363037.322529] Modules linked in: iptable_filter binfmt_misc rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache qeth_l3 qeth_l2 s390_trng ghash_s390 prng aes_s390 des_s390 des_generic sha512_s390 sha256_s390 sha1_s390 sha_common qeth vmur ccwgroup vfio_ccw vfio_mdev mdev vfio_iommu_type1 vfio sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables dm_round_robin dm_service_time crc32_vx_s390 dasd_eckd_mod zfcp qdio scsi_transport_fc dasd_fba_mod dasd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua dm_multipath [1363037.322567] CPU: 3 PID: 37970 Comm: kworker/u128:19 Not tainted 4.15.0-36-generic #39-Ubuntu [1363037.322573] Hardware name: IBM 3906 M05 7G4 (z/VM 7.1.0) [1363037.322581] Workqueue: iscsi_q_20 iscsi_xmitworker [libiscsi] [1363037.322583] Krnl PSW : c8051cf6 e49a28f4 (__iscsi_get_task+0x6/0x18 [libiscsi]) [1363037.322587]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [1363037.322589] Krnl GPRS: 02923ce0 0400 [1363037.322591]03ff80277640 0008 788efc00 03ff802777cc [1363037.322592]03ff8027769c 78ce8310 [1363037.322594]f3689800 78ce83a2 03ff80272e8e 02923c90 [1363037.322601] Krnl Code: 03ff80272624: c0f4fcf6 brcl 15,3ff80272010 03ff8027262a: c0f4377b brcl 15,3ff80279520 #03ff80272630: c004 brcl 0,3ff80272630 >03ff80272636: eb012078006a asi
[Kernel-packages] [Bug 1804149] Comment bridged from LTC Bugzilla
--- Comment From finne...@us.ibm.com 2018-11-20 15:44 EDT--- (In reply to comment #6) > Did this issue start happening after an update/upgrade? Host run with latest maintenance updates associated with the installed kernel. For this case, this issue has been seen twice on the host associated with this defect number (a) 4.15.0-36-generic #39-Ubuntu - /var/dump/201811161956/dmesg.201811161956 (b) 4.15.0-23-generic #25-Ubuntu - /var/dump/201809121135/dmesg.201809121135 Most recently, provided with this defect number (a) 4.15.0-36-generic #39-Ubuntu /var/dump/201811161956 dmesg.201811161956 dump.201811161956 Prior occurrence was as follows (b) 4.15.0-23-generic #25-Ubuntu /var/dump/201809121135 dmesg.201809121135 dump.201809121135 Stack trace output: dmesg.201809121135 [479123.425602] Unable to handle kernel pointer dereference in virtual kernel address space [479123.425611] Failing address: TEID: 0483 [479123.425614] Fault in home space mode while using kernel ASCE. [479123.425618] AS:00e9c007 R3:f37d0007 S:f37ff000 P:013d [479123.425672] Oops: 0004 ilc:3 [#1] SMP [479123.425677] Modules linked in: iptable_filter binfmt_misc rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache dasd_eckd_mod qeth_l3 qeth_l2 s390_trng ghash_s390 prng aes_s390 des_s390 des_generic sha512_s390 sha256_s390 sha1_s390 sha_common qeth vmur ccwgroup vfio_ccw vfio_mdev mdev vfio_iommu_type1 vfio sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp sunrpc libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables dm_round_robin dm_service_time crc32_vx_s390 dasd_fba_mod dasd_mod zfcp qdio scsi_transport_fc scsi_dh_emc scsi_dh_rdac scsi_dh_alua dm_multipath [479123.425724] CPU: 2 PID: 19195 Comm: kworker/u128:0 Not tainted 4.15.0-23-generic #25-Ubuntu [479123.425731] Hardware name: IBM 3906 M05 7G4 (z/VM 7.1.0) [479123.425744] Workqueue: iscsi_q_9 iscsi_xmitworker [libiscsi] [479123.425746] Krnl PSW : a880894f 0803fc8a (__iscsi_get_task+0x6/0x18 [libiscsi]) [479123.425752]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [479123.425755] Krnl GPRS: 84102000 5965fce0 8400 [479123.425756]03ff801d7640 0008 cded 03ff801d77cc [479123.425758]03ff801d769c cd0e0310 [479123.425759]f3689800 cd0e03a2 03ff801d2e8e 5965fc90 [479123.425771] Krnl Code: 03ff801d2624: c0f4fcf6 brcl 15,3ff801d2010 03ff801d262a: c0f4377b brcl15,3ff801d9520 #03ff801d2630: c004 brcl0,3ff801d2630 >03ff801d2636: eb012078006a asi 120(%r2),1 03ff801d263c: c0f43772 brcl15,3ff801d9520 03ff801d2642: 0707 bcr 0,%r7 03ff801d2644: 0707 bcr 0,%r7 03ff801d2646: 0707 bcr 0,%r7 [479123.425804] Call Trace: [479123.425808] ([<03ff801d2ec6>] iscsi_xmit_task+0x86/0x138 [libiscsi]) [479123.425810] [<03ff801d769c>] iscsi_data_xmit+0x44c/0x548 [libiscsi] [479123.425822] [<03ff801d77cc>] iscsi_xmitworker+0x34/0x58 [libiscsi] [479123.425831] [<00191292>] process_one_work+0x262/0x4d8 [479123.425833] [<00191560>] worker_thread+0x58/0x4e8 [479123.425838] [<001986c4>] kthread+0x14c/0x168 [479123.425843] [<008e174a>] kernel_thread_starter+0xa/0x10 [479123.425846] [<008e1740>] kernel_thread_starter+0x0/0x10 [479123.425847] Last Breaking-Event-Address: [479123.425850] [<03ff801d2e88>] iscsi_xmit_task+0x48/0x138 [libiscsi] [479123.425851] [479123.425853] Kernel panic - not syncing: Fatal exception in interrupt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1804149 Title: Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] Status in Ubuntu on IBM z Systems: Triaged Status in linux package in Ubuntu: Triaged Bug description: == Comment: #0 - Michael Finnegan - 2018-11-19 14:14:40 == ---Problem Description--- Kernel panic,Oops: 0004 ilc:3 [#1] SMP, iscsi_q_20 iscsi_xmitworker [libiscsi] ---uname output--- Linux ilabg3 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:13:24 UTC 2018 s390x s390x s390x GNU/Linux Machine Type = IBM 3906 M05 7G4 (z/VM 7.1.0) ---Debugger--- A debugger is not configured Contact Information = Michael Finnegan/finne...@us.ibm.com Stack trace output: dmesg.201811161956 [1363037.322472] Unable to handle kernel pointer dereference in virtual kernel address space [1363037.322481] Failing address: TEID: 0483 [1363037.322483] Fault in home space mode while using kernel ASCE. [1363037.322486] AS:00ea0007 R3:00
