************************ crashinfo ************************* /exports/testreports/51282/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg434-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.tN0ul/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51282/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg434-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 16:11:19 EDT 2025 UPTIME: 00:33:37 LOAD AVERAGE: 0.00, 0.17, 1.33 TASKS: 443 NODENAME: oleg434-server.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2400 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 22 last 5s 67 last 60s 82 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 439 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 ----- -------------- ------ ---------------------------- 9 rcu_sched 0 ms (no user stack) 1 systemd 0 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 34 rcuos/3 0 ms (no user stack) 918 kworker/1:2 59 ms (no user stack) 69 kworker/2:2 61 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 670398 2.6 GB 70% of TOTAL MEM USED 284669 1.1 GB 29% of TOTAL MEM SHARED 37182 145.2 MB 3% of TOTAL MEM BUFFERS 34840 136.1 MB 3% of TOTAL MEM CACHED 77233 301.7 MB 8% of TOTAL MEM SLAB 38104 148.8 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 58999 230.5 MB 7% 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 2014.7 eth0 n/a 1.4 RSS_TOTAL=52768 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aa2e000 ffff8800b522c000 sysfs sysfs /sys ffff88012aa2e1c0 ffff880139944000 proc proc /proc ffff88012aa2e380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa2e540 ffff8800b5506800 securityfs securityfs /sys/kernel/security ffff88012aa2e700 ffff8800b522c800 tmpfs tmpfs /dev/shm ffff88012aa2e8c0 ffff88012b219000 devpts devpts /dev/pts ffff88012aa2ea80 ffff8800b522d000 tmpfs tmpfs /run ffff88012aa2ec40 ffff8800b522d800 tmpfs tmpfs /sys/fs/cgroup ffff88012aa2ee00 ffff8800b522e000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa2efc0 ffff8800b522e800 pstore pstore /sys/fs/pstore ffff88012aa2f180 ffff88012a310800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa2f340 ffff88012a310000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa2f500 ffff88012a311000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa2f6c0 ffff88012a311800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa2f880 ffff88012a312000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa2fa40 ffff88012a312800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa2fc00 ffff88012a313000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa2fdc0 ffff88012a313800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a394000 ffff88012a314000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a3941c0 ffff88012a314800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012b252c40 ffff88012b325000 configfs configfs /sys/kernel/config ffff880137668380 ffff8800b4fd5000 ext4 /dev/nbd0 / ffff88012a395500 ffff88012a315800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137668a80 ffff88013767f800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012b2528c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137668c40 ffff8800b522f000 hugetlbfs hugetlbfs /dev/hugepages ffff88012a3956c0 ffff88012b21a800 mqueue mqueue /dev/mqueue ffff88012a395880 ffff8800b41c9800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012b252fc0 ffff8800b40c4000 ramfs none /mnt ffff880138ccb340 ffff8800b42e8800 tmpfs none /var/lib/stateless/writable ffff880138ccb500 ffff8800b42ef800 squashfs /dev/vda /home/green/git/lustre-release ffff88012a395c00 ffff8800b42e8800 tmpfs none /var/cache/man ffff880137668fc0 ffff8800b42e8800 tmpfs none /var/log ffff880137669180 ffff8800b42e8800 tmpfs none /var/lib/dbus ffff880137669340 ffff8800b42e8800 tmpfs none /tmp ffff88012a395dc0 ffff8800b42e8800 tmpfs none /var/lib/dhclient ffff88012a394380 ffff8800b42e8800 tmpfs none /var/tmp ffff880137669500 ffff8800b42e8800 tmpfs none /var/lib/NetworkManager ffff8800b4088000 ffff8800b42e8800 tmpfs none /var/lib/systemd/random-seed ffff8801376696c0 ffff8800b42e8800 tmpfs none /var/spool ffff880137669880 ffff8800b42e8800 tmpfs none /var/lib/nfs ffff880137669a40 ffff8800b42e8800 tmpfs none /var/lib/gssproxy ffff880137669c00 ffff8800b42e8800 tmpfs none /var/lib/logrotate ffff88012b253180 ffff8800b42e8800 tmpfs none /etc ffff88012b253340 ffff8800b42e8800 tmpfs none /var/lib/rsyslog ffff880137669dc0 ffff8800b42e8800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012b253500 ffff88012a364800 nfs4 192.168.200.253:/exports/state/oleg434-server.virtnet /var/lib/stateless/state ffff8800b4088540 ffff88012a364800 nfs4 192.168.200.253:/exports/state/oleg434-server.virtnet /boot ffff8800b4088700 ffff88012a364800 nfs4 192.168.200.253:/exports/state/oleg434-server.virtnet /etc/etc/kdump.conf ffff8800b40888c0 ffff88012a315800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880136b62e00 ffff8800b42ef800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880136b62380 ffff8800ade3e000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b42df880 ffff88006e7a5800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff8800b42dfc00 ffff88008d296800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b42defc0 ffff8801319ba000 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 753.496280] Lustre: 16220:0:(osd_handler.c:1991:osd_trans_dump_creds()) insert: 5/84/2, delete: 2/5/0 [ 753.516257] Lustre: 16220:0:(osd_handler.c:1991:osd_trans_dump_creds()) Skipped 62 previous similar messages [ 753.519629] Lustre: 16220:0:(osd_handler.c:1998:osd_trans_dump_creds()) ref_add: 1/1/0, ref_del: 2/2/1 [ 753.522566] Lustre: 16220:0:(osd_handler.c:1998:osd_trans_dump_creds()) Skipped 62 previous similar messages [ 766.960873] Lustre: 16275:0:(osd_internal.h:1326:osd_trans_exec_op()) lustre-MDT0001: opcode 0: before 3202 < left 3825, rollback = 0 [ 766.966056] Lustre: 16275:0:(osd_internal.h:1326:osd_trans_exec_op()) Skipped 71 previous similar messages [ 787.665236] LustreError: 7208:0:(ldlm_lockd.c:257:expired_lock_main()) ### lock callback timer expired after 100s: evicting client at 192.168.204.34@tcp ns: filter-lustre-OST0000_UUID lock: ffff8800957afa00/0x1ff893044b1656a6 lrc: 3/0,0 mode: PW/PW res: [0x280000401:0x3485:0x0].0x0 rrc: 3 type: EXT [0->18446744073709551615] (req 0->18446744073709551615) gid 0 flags: 0x60000480020020 nid: 192.168.204.34@tcp remote: 0x8a99c2e4818f7bfc expref: 5913 pid: 16818 timeout: 786 lvb_type: 0 [ 787.683369] LustreError: 7208:0:(ldlm_lockd.c:257:expired_lock_main()) Skipped 1 previous similar message [ 787.687020] LustreError: 16886:0:(ldlm_lockd.c:1447:ldlm_handle_enqueue()) ### lock on destroyed export ffff88009ca7e800 ns: filter-lustre-OST0000_UUID lock: ffff88008e7d0400/0x1ff893044b34de65 lrc: 3/0,0 mode: --/PW res: [0x280000400:0x8da0:0x0].0x0 rrc: 3 type: EXT [0->18446744073709551615] (req 0->18446744073709551615) gid 0 flags: 0x50000080020000 nid: 192.168.204.34@tcp remote: 0x8a99c2e4819c2898 expref: 5906 pid: 16886 timeout: 0 lvb_type: 0 [ 787.688660] LustreError: 16900:0:(client.c:1282:ptlrpc_import_delay_req()) @@@ IMP_CLOSED req@ffff88008d925180 x1830948285016448/t0(0) o104->lustre-OST0000@192.168.204.34@tcp:15/16 lens 328/224 e 0 to 0 dl 0 ref 1 fl Rpc:QU/0/ffffffff rc 0/-1 job:'' uid:4294967295 gid:4294967295 [ 787.695828] LustreError: 7204:0:(ldlm_lockd.c:2549:ldlm_cancel_handler()) ldlm_cancel from 192.168.204.34@tcp arrived at 1746129048 with bad export cookie 2303752856043944524 [ 787.741849] LustreError: 16886:0:(ldlm_lockd.c:1447:ldlm_handle_enqueue()) Skipped 22 previous similar messages [ 812.478412] Lustre: 16344:0:(osd_handler.c:2068:osd_trans_start()) lustre-MDT0001: credits 57533 > trans_max 3200 [ 812.483713] Lustre: 16344:0:(osd_handler.c:2068:osd_trans_start()) Skipped 1 previous similar message [ 812.488995] CPU: 1 PID: 16344 Comm: mdt_rdpg00_009 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 812.499299] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 812.501862] Call Trace: [ 812.513253] [] dump_stack+0x19/0x1b [ 812.518395] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 812.522288] [] top_trans_start+0x7d9/0xab0 [ptlrpc] [ 812.525365] [] lod_trans_start+0x7f/0x2e0 [lod] [ 812.530914] [] ? lod_layout_repeat_comp.isra.53+0xe10/0xe10 [lod] [ 812.536408] [] mdd_trans_start+0x14/0x20 [mdd] [ 812.550986] [] mdd_close+0x414/0xf60 [mdd] [ 812.558551] [] mdt_mfd_close+0x42c/0xbc0 [mdt] [ 812.562487] [] mdt_close_internal+0xb4/0x240 [mdt] [ 812.568425] [] mdt_close+0x28c/0x980 [mdt] [ 812.574006] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 812.580734] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 812.585409] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 812.601488] [] ? do_raw_spin_unlock+0x49/0x90 [ 812.604250] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 812.606993] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 812.614811] [] kthread+0xe4/0xf0 [ 812.619781] [] ? kthread_create_on_node+0x140/0x140 [ 812.621905] [] ret_from_fork_nospec_begin+0x7/0x21 [ 812.628312] [] ? kthread_create_on_node+0x140/0x140 [ 816.383989] Lustre: DEBUG MARKER: == racer test complete, duration 679 sec ================= 15:51:17 (1746129077) [ 817.243495] Lustre: DEBUG MARKER: === racer: start cleanup 15:51:18 (1746129078) === [ 827.730275] Lustre: DEBUG MARKER: === racer: finish cleanup 15:51:28 (1746129088) === ****************************************************************************** ************************ 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 13.85s (real) 7.66s (CPU), Child processes: 6.08s