************************ crashinfo ************************* /exports/testreports/51092/testresults/sanityn-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg160-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.1JrAL/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51092/testresults/sanityn-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg160-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Fri Apr 25 20:09:55 EDT 2025 UPTIME: 01:49:06 LOAD AVERAGE: 0.80, 0.74, 0.75 TASKS: 290 NODENAME: oleg160-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 43 last 5s 101 last 60s 116 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 286 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 ----- -------------- ------ ---------------------------- 7273 mdt_rdpg00_000 0 ms (no user stack) 28819 kworker/0:0 0 ms (no user stack) 19477 mdt_rdpg00_002 0 ms (no user stack) 7272 mdt00_002 0 ms (no user stack) 27 rcuos/2 4 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 659435 2.5 GB 69% of TOTAL MEM USED 295632 1.1 GB 30% of TOTAL MEM SHARED 77184 301.5 MB 8% of TOTAL MEM BUFFERS 73457 286.9 MB 7% of TOTAL MEM CACHED 48794 190.6 MB 5% of TOTAL MEM SLAB 34155 133.4 MB 3% 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 60342 235.7 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 Unusual Situations: Doing Retransmission: 2 (run xportshow --retrans for details) 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 6538.2 eth0 n/a 0.4 RSS_TOTAL=50144 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff8800b5263000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b54bd000 securityfs securityfs /sys/kernel/security ffff880138ccac40 ffff8800b54bd800 tmpfs tmpfs /dev/shm ffff880138ccae00 ffff8801370c3800 devpts devpts /dev/pts ffff880138ccafc0 ffff8800b54be000 tmpfs tmpfs /run ffff880138ccb180 ffff8800b54be800 tmpfs tmpfs /sys/fs/cgroup ffff880137668a80 ffff8800b5263800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137668c40 ffff8800b5264000 pstore pstore /sys/fs/pstore ffff880138ccb340 ffff8800b54bf000 cgroup cgroup /sys/fs/cgroup/pids ffff880138ccb500 ffff8800b54bf800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880138ccb6c0 ffff88012a370000 cgroup cgroup /sys/fs/cgroup/blkio ffff880138ccb880 ffff88012a370800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880138ccba40 ffff88012a371000 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccbc00 ffff88012a371800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880138ccbdc0 ffff88012a372000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880137668e00 ffff8800b5266000 cgroup cgroup /sys/fs/cgroup/devices ffff880137668fc0 ffff8800b5265800 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669180 ffff8800b5265000 cgroup cgroup /sys/fs/cgroup/freezer ffff8801370bea80 ffff88012b33f800 configfs configfs /sys/kernel/config ffff880137008540 ffff8800b522e000 ext4 /dev/nbd0 / ffff8801370befc0 ffff8800b5266800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137669500 ffff8800b48ee000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137669880 ffff8800b48ec000 hugetlbfs hugetlbfs /dev/hugepages ffff880137669a40 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137669c00 ffff88013733b800 mqueue mqueue /dev/mqueue ffff880137008700 ffff8800b40e9000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801370bf880 ffff8800b4087800 ramfs none /mnt ffff8801370088c0 ffff8800b40ee000 squashfs /dev/vda /home/green/git/lustre-release ffff880137008a80 ffff8800b40ea000 tmpfs none /var/lib/stateless/writable ffff880137669dc0 ffff8800b40ea000 tmpfs none /var/cache/man ffff8801370bfa40 ffff8800b40ea000 tmpfs none /var/log ffff8801370bfc00 ffff8800b40ea000 tmpfs none /var/lib/dbus ffff880129c09180 ffff8800b40ea000 tmpfs none /tmp ffff880137008c40 ffff8800b40ea000 tmpfs none /var/lib/dhclient ffff8801370bfdc0 ffff8800b40ea000 tmpfs none /var/tmp ffff8801370bf500 ffff8800b40ea000 tmpfs none /var/lib/NetworkManager ffff880137008e00 ffff8800b40ea000 tmpfs none /var/lib/systemd/random-seed ffff8801370be8c0 ffff8800b40ea000 tmpfs none /var/spool ffff880137008fc0 ffff8800b40ea000 tmpfs none /var/lib/nfs ffff880137009180 ffff8800b40ea000 tmpfs none /var/lib/gssproxy ffff8800b23d6000 ffff8800b40ea000 tmpfs none /var/lib/logrotate ffff8800b23d61c0 ffff8800b40ea000 tmpfs none /etc ffff880129c09340 ffff8800b40ea000 tmpfs none /var/lib/rsyslog ffff8801370bf340 ffff8800b40ea000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880129c09500 ffff8800b4086800 nfs4 192.168.200.253:/exports/state/oleg160-server.virtnet /var/lib/stateless/state ffff8800b23d6380 ffff8800b4086800 nfs4 192.168.200.253:/exports/state/oleg160-server.virtnet /boot ffff880137009500 ffff8800b4086800 nfs4 192.168.200.253:/exports/state/oleg160-server.virtnet /etc/etc/kdump.conf ffff8801370bf180 ffff8800b5266800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880129c081c0 ffff8800b40ee000 squashfs /dev/vda /usr/sbin/mount.lustre ffff880129c08540 ffff88008db8a800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff880129c088c0 ffff88007cf32000 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff88009b78c1c0 ffff88009b6c5800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 ffff88009b78d500 ffff8800a5972800 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 5898.342308] Lustre: 30390:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0000: [0x200000402:0xbf4:0x0]/file3 is open, migrate only dentry [ 5898.989039] Lustre: 7284:0:(mdt_reint.c:2443:mdt_reint_migrate()) lustre-MDT0000: [0x200000bd0:0x6e:0x0]/file1 is open, migrate only dentry [ 5900.119246] Lustre: 13987:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0000: [0x240000402:0x980:0x0]/migrate_dir is open, migrate only dentry [ 5900.125228] Lustre: 13987:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 2 previous similar messages [ 5913.186519] Lustre: 7283:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0001: [0x240000402:0x980:0x0]/migrate_dir is open, migrate only dentry [ 5913.192813] Lustre: 7283:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 1 previous similar message [ 5918.054337] Lustre: 13987:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0001: [0x240000400:0x1cf:0x0]/file4 is open, migrate only dentry [ 5918.058906] Lustre: 13987:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 1 previous similar message [ 5928.014095] Lustre: 30390:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0001: [0x240000402:0x980:0x0]/migrate_dir is open, migrate only dentry [ 5928.019601] Lustre: 30390:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 5 previous similar messages [ 5929.639655] LustreError: 7283:0:(mdt_reint.c:2523:mdt_reint_migrate()) lustre-MDT0000: migrate [0x200000402:0xefb:0x0]/source_file failed: rc = -2 [ 5934.517989] LustreError: 30390:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0000: 'migrate_dir' migration was interrupted, run 'lfs migrate -m 1 -c 1 -H crush migrate_dir' to finish migration: rc = -1 [ 5934.526012] LustreError: 30390:0:(mdt_reint.c:2523:mdt_reint_migrate()) lustre-MDT0000: migrate [0x240000402:0x980:0x0]/migrate_dir failed: rc = -1 [ 5935.287938] LustreError: 7283:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0001: 'migrate_dir' migration was interrupted, run 'lfs migrate -m 0 -c 1 -H crush migrate_dir' to finish migration: rc = -1 [ 5940.300905] LustreError: 30390:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0000: 'migrate_dir' migration was interrupted, run 'lfs migrate -m 1 -c 1 -H crush migrate_dir' to finish migration: rc = -1 [ 5940.307016] LustreError: 30390:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) Skipped 1 previous similar message [ 5940.310546] LustreError: 30390:0:(mdt_reint.c:2523:mdt_reint_migrate()) lustre-MDT0000: migrate [0x240000402:0x980:0x0]/migrate_dir failed: rc = -1 [ 5940.315847] LustreError: 30390:0:(mdt_reint.c:2523:mdt_reint_migrate()) Skipped 2 previous similar messages [ 5942.549007] LustreError: 30390:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0001: 'migrate_dir' migration was interrupted, run 'lfs migrate -m 0 -c 1 -H crush migrate_dir' to finish migration: rc = -1 [ 5942.555713] LustreError: 30390:0:(mdt_reint.c:2523:mdt_reint_migrate()) lustre-MDT0001: migrate [0x240000402:0x980:0x0]/migrate_dir failed: rc = -1 [ 5944.506316] Lustre: 7283:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0000: [0x240000402:0x980:0x0]/migrate_dir is open, migrate only dentry [ 5944.510763] Lustre: 7283:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 11 previous similar messages [ 5949.042937] LustreError: 7284:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0001: 'migrate_dir' migration was interrupted, run 'lfs migrate -m 0 -c 1 -H crush migrate_dir' to finish migration: rc = -1 [ 5949.049996] LustreError: 7284:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) Skipped 5 previous similar messages [ 5949.054825] LustreError: 7284:0:(mdt_reint.c:2523:mdt_reint_migrate()) lustre-MDT0001: migrate [0x240000402:0x980:0x0]/migrate_dir failed: rc = -1 [ 5949.061693] LustreError: 7284:0:(mdt_reint.c:2523:mdt_reint_migrate()) Skipped 5 previous similar messages [ 5960.238518] Lustre: DEBUG MARKER: == sanityn test 81a: rename and stat under striped directory ========================================================== 20:00:07 (1745625607) [ 5962.384765] Lustre: DEBUG MARKER: == sanityn test 81b: rename under striped directory doesn't deadlock ========================================================== 20:00:09 (1745625609) [ 6012.349438] Lustre: DEBUG MARKER: == sanityn test 81c: rename revoke LOOKUP lock for remote object ========================================================== 20:00:59 (1745625659) [ 6012.713275] Lustre: DEBUG MARKER: SKIP: sanityn test_81c needs >= 4 MDTs [ 6013.167780] Lustre: DEBUG MARKER: == sanityn test 81d: parallel rename file cross-dir on same MDT ========================================================== 20:01:00 (1745625660) [ 6051.544069] Lustre: DEBUG MARKER: == sanityn test 82: fsetxattr and fgetxattr on orphan files ========================================================== 20:01:38 (1745625698) [ 6053.479731] Lustre: DEBUG MARKER: == sanityn test 83: access striped directory while it is being created/unlinked ========================================================== 20:01:40 (1745625700) [ 6175.422996] Lustre: DEBUG MARKER: == sanityn test 84: 0-nlink race in lu_object_find() ===== 20:03:42 (1745625822) [ 6175.890049] LustreError: 9587:0:(lu_object.c:842:lu_object_find_at()) cfs_race id 60b sleeping [ 6180.757707] LustreError: 21616:0:(mdt_reint.c:1403:mdt_reint_unlink()) cfs_fail_race id 60b waking [ 6180.761863] LustreError: 9587:0:(lu_object.c:842:lu_object_find_at()) cfs_fail_race id 60b awake: rc=0 [ 6182.762675] Lustre: DEBUG MARKER: == sanityn test 85: Lustre API root cache race =========== 20:03:50 (1745625830) [ 6185.585982] Lustre: DEBUG MARKER: == sanityn test 90: open/create and unlink striped directory ========================================================== 20:03:53 (1745625833) [ 6367.473622] Lustre: DEBUG MARKER: == sanityn test 91: chmod and unlink striped directory === 20:06:54 (1745626014) ****************************************************************************** ************************ 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 12.55s (real) 6.77s (CPU), Child processes: 5.75s