************************ crashinfo ************************* /exports/testreports/51245/testresults/sanity2-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg211-server-timeout-core (3.10.0-7.9-debug) +==========================+ | *** Crashinfo v1.3.7 *** | +==========================+ +++WARNING+++ PARTIAL DUMP with size(vmcore) < 25% size(RAM) KERNEL: /tmp/crash-anaysis.Vp6UX/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51245/testresults/sanity2-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg211-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 04:19:51 EDT 2025 UPTIME: 04:26:59 LOAD AVERAGE: 0.02, 0.26, 0.40 TASKS: 297 NODENAME: oleg211-server.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2399 Mhz) MEMORY: 4 GB PANIC: "" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=0 CPU=0 CMD=swapper/0 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 rest_init+0x8e #7 start_kernel+0x456 #8 x86_64_start_reservations+0x2a #9 x86_64_start_kernel+0x152 #10 start_cpu+0x5 -- CPU#1 -- PID=0 CPU=1 CMD=swapper/1 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#2 -- PID=0 CPU=2 CMD=swapper/2 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#3 -- PID=0 CPU=3 CMD=swapper/3 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ Cannot identify the specific condition that triggered vmcore +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 33 last 5s 93 last 60s 117 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 293 TASK_RUNNING 1 +++WARNING+++ There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details +-----------------------+ >--------------------------| 5 Most Recent Threads |--------------------------< +-----------------------+ PID CMD Age ARGS ----- -------------- ------ ---------------------------- 4517 l2arc_feed 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 4515 dbuf_evict 266 ms (no user stack) 34 rcuos/3 299 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 667955 2.5 GB 69% of TOTAL MEM USED 287112 1.1 GB 30% of TOTAL MEM SHARED 51328 200.5 MB 5% of TOTAL MEM BUFFERS 47154 184.2 MB 4% of TOTAL MEM CACHED 70878 276.9 MB 7% of TOTAL MEM SLAB 26992 105.4 MB 2% of TOTAL MEM TOTAL HUGE 0 0 ---- HUGE FREE 0 0 0% of TOTAL HUGE TOTAL SWAP 262143 1024 MB ---- SWAP USED 0 0 0% of TOTAL SWAP SWAP FREE 262143 1024 MB 100% of TOTAL SWAP COMMIT LIMIT 739676 2.8 GB ---- COMMITTED 64529 252.1 MB 8% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=swapper/0 ---+ CPU=1 ---- | CURRENT TASK , CMD=swapper/1 ---+ CPU=2 ---- | CURRENT TASK , CMD=swapper/2 ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 9 LISTEN 3 NAGLE disabled (TCP_NODELAY): 7 user_data set (NFS etc.): 8 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 26 CLOSE 17 LISTEN 8 Raw sockets info -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 16016.7 eth0 n/a 1.3 RSS_TOTAL=56208 pages, %mem= 0.9 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668540 ffff880137679000 sysfs sysfs /sys ffff880137668700 ffff880139944000 proc proc /proc ffff8801376688c0 ffff880137678000 devtmpfs devtmpfs /dev ffff880137668a80 ffff880137678800 securityfs securityfs /sys/kernel/security ffff880137668c40 ffff880137679800 tmpfs tmpfs /dev/shm ffff880137668e00 ffff88012b290800 devpts devpts /dev/pts ffff880137668fc0 ffff88013767a000 tmpfs tmpfs /run ffff880137669180 ffff88013767a800 tmpfs tmpfs /sys/fs/cgroup ffff880137669340 ffff88013767b000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669500 ffff88013767b800 pstore pstore /sys/fs/pstore ffff8801376696c0 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/pids ffff880137669880 ffff88013767d000 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669a40 ffff88013767c800 cgroup cgroup /sys/fs/cgroup/memory ffff880137669c00 ffff88013767c000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669dc0 ffff88013767e000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a36c000 ffff88013767e800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a36c1c0 ffff88013767f000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a36c380 ffff88013767f800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012a36c540 ffff88012a378000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a36c700 ffff88012a378800 cgroup cgroup /sys/fs/cgroup/devices ffff8800b532e1c0 ffff8800b525c800 configfs configfs /sys/kernel/config ffff8800b532f500 ffff8800b525e000 ext4 /dev/nbd0 / ffff880138ccac40 ffff8800b525b800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8800b532fc00 ffff88012b292000 mqueue mqueue /dev/mqueue ffff8801377f7180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f7340 ffff8800b4c70800 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccae00 ffff8800b40e1800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b532fdc0 ffff8800b4ef7000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f7500 ffff880129c91800 ramfs none /mnt ffff880138ccafc0 ffff8800b4ef1800 tmpfs none /var/lib/stateless/writable ffff88012a36c8c0 ffff88012a379800 squashfs /dev/vda /home/green/git/lustre-release ffff8800b532f6c0 ffff8800b4ef1800 tmpfs none /var/cache/man ffff8801377f76c0 ffff8800b4ef1800 tmpfs none /var/log ffff8800b532e000 ffff8800b4ef1800 tmpfs none /var/lib/dbus ffff88012a36ca80 ffff8800b4ef1800 tmpfs none /tmp ffff88012a36cc40 ffff8800b4ef1800 tmpfs none /var/lib/dhclient ffff88012a36ce00 ffff8800b4ef1800 tmpfs none /var/tmp ffff88012a36cfc0 ffff8800b4ef1800 tmpfs none /var/lib/NetworkManager ffff88012a36d180 ffff8800b4ef1800 tmpfs none /var/lib/systemd/random-seed ffff8800b4386000 ffff8800b4ef1800 tmpfs none /var/spool ffff88012a36d340 ffff8800b4ef1800 tmpfs none /var/lib/nfs ffff88012a36d500 ffff8800b4ef1800 tmpfs none /var/lib/gssproxy ffff88012a36d6c0 ffff8800b4ef1800 tmpfs none /var/lib/logrotate ffff8800b43861c0 ffff8800b4ef1800 tmpfs none /etc ffff88012a36d880 ffff8800b4ef1800 tmpfs none /var/lib/rsyslog ffff88012a36da40 ffff8800b4ef1800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b4386380 ffff8800b408e000 nfs4 192.168.200.253:/exports/state/oleg211-server.virtnet /var/lib/stateless/state ffff8800b4386a80 ffff8800b408e000 nfs4 192.168.200.253:/exports/state/oleg211-server.virtnet /boot ffff8800b4386c40 ffff8800b408e000 nfs4 192.168.200.253:/exports/state/oleg211-server.virtnet /etc/etc/kdump.conf ffff8800b4386e00 ffff8800b525b800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b4e65500 ffff88012a379800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b4e64000 ffff88009e7c8000 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 ffff8800b4087880 ffff88007238c000 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b182aa80 ffff88012d0ca000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b182ac40 ffff88006de11800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [15779.689032] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing cancel_lru_locks osc [15785.510668] Lustre: lustre-MDD0000: changelog off [15785.512970] Lustre: Skipped 1 previous similar message [15788.652044] Lustre: DEBUG MARKER: == sanity test 807b: verify lfs somsync utility ========== 04:16:00 (1746087360) [15789.747610] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing cancel_lru_locks osc [15796.776486] Lustre: DEBUG MARKER: == sanity test 808: Check trusted.som xattr not logged in Changelogs ========================================================== 04:16:08 (1746087368) [15797.516826] Lustre: lustre-MDD0000: changelog on [15799.262782] Lustre: lustre-MDD0000: changelog off [15799.265263] Lustre: Skipped 1 previous similar message [15802.844300] Lustre: DEBUG MARKER: == sanity test 809: Verify no SOM xattr store for DoM-only files ========================================================== 04:16:14 (1746087374) [15805.408837] Lustre: DEBUG MARKER: == sanity test 810: partial page writes on ZFS (LU-11663) ========================================================== 04:16:16 (1746087376) [15809.618561] Lustre: DEBUG MARKER: set checksum type to crc32c, rc = 0 [15810.079200] Lustre: DEBUG MARKER: == sanity test 812a: do not drop reqs generated when imp is going to idle (LU-11951) ========================================================== 04:16:21 (1746087381) [15810.943850] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state FULL osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 [15811.321511] Lustre: DEBUG MARKER: osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid in FULL state after 0 sec [15812.413799] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state CONNECTING osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 [15823.890349] LustreError: 2415:0:(tgt_handler.c:1100:tgt_disconnect()) cfs_fail_timeout id 245 sleeping for 8000ms [15823.897506] LustreError: 2415:0:(tgt_handler.c:1100:tgt_disconnect()) Skipped 1 previous similar message [15825.209556] Lustre: DEBUG MARKER: osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid in CONNECTING state after 12 sec [15825.590397] LustreError: 11988:0:(tgt_handler.c:1100:tgt_disconnect()) cfs_fail_timeout interrupted [15828.294839] Lustre: DEBUG MARKER: == sanity test 812b: do not drop no resend request for idle connect ========================================================== 04:16:39 (1746087399) [15829.548124] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state FULL osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 [15830.088977] Lustre: DEBUG MARKER: osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid in FULL state after 0 sec [15831.413127] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state CONNECTING osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 [15843.922145] LustreError: 2415:0:(tgt_handler.c:1100:tgt_disconnect()) cfs_fail_timeout id 245 sleeping for 8000ms [15845.002424] Lustre: DEBUG MARKER: osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid in CONNECTING state after 13 sec [15845.327373] LustreError: 2415:0:(tgt_handler.c:1100:tgt_disconnect()) cfs_fail_timeout interrupted [15845.329664] LustreError: 2415:0:(tgt_handler.c:1100:tgt_disconnect()) Skipped 1 previous similar message [15846.179992] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state IDLE osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 [15860.022363] Lustre: DEBUG MARKER: osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid in IDLE state after 13 sec [15862.241494] Lustre: DEBUG MARKER: == sanity test 812c: idle import vs lock enqueue race ==== 04:17:13 (1746087433) [15863.116996] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state FULL osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 [15863.459278] Lustre: DEBUG MARKER: osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid in FULL state after 0 sec [15881.740236] Lustre: DEBUG MARKER: == sanity test 813: File heat verfication ================ 04:17:33 (1746087453) [16010.378371] Lustre: DEBUG MARKER: == sanity test 814: sparse cp works as expected (LU-12361) ========================================================== 04:19:42 (1746087582) [16012.409954] Lustre: DEBUG MARKER: == sanity test 815: zero byte tiny write doesn't hang (LU-12382) ========================================================== 04:19:43 (1746087583) [16014.333164] Lustre: DEBUG MARKER: == sanity test 816: do not reset lru_resize on idle reconnect ========================================================== 04:19:45 (1746087585) [16015.298213] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state FULL osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 [16015.662388] Lustre: DEBUG MARKER: osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid in FULL state after 0 sec [16016.732970] Lustre: DEBUG MARKER: oleg211-client.virtnet: executing wait_import_state IDLE osc.lustre-OST0000-osc-ffff88009372c000.ost_server_uuid 50 ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details ------------------------------------------------------------------------------ ** Execution took 11.59s (real) 6.23s (CPU), Child processes: 5.33s