************************ crashinfo ************************* /exports/testreports/40573/testresults/conf-sanity-special4-zfs-centos7_x86_64-centos7_x86_64-retry1/oleg108-client-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.ZFH72/vmlinux [TAINTED] DUMPFILE: /exports/testreports/40573/testresults/conf-sanity-special4-zfs-centos7_x86_64-centos7_x86_64-retry1/oleg108-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Mar 7 00:45:21 EST 2024 UPTIME: 01:08:04 LOAD AVERAGE: 0.72, 0.86, 0.84 TASKS: 147 NODENAME: oleg108-client.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=7483 CPU=0 CMD=unlinkmany #-1 cfs_hash_bd_lookup_intent+0x90, 449 bytes of data #0 cfs_hash_bd_lookup_locked+0x16 #1 ldlm_resource_get+0x7a #2 ldlm_lock_match_with_skip+0xbf #3 mdc_lock_match+0xb9 #4 ll_have_md_lock+0x103 #5 ll_lock_cancel_bits+0x5a6 #6 ll_md_blocking_ast+0x30f #7 ldlm_cancel_callback+0x84 #8 ldlm_cli_cancel_local+0xb2 #9 ldlm_cli_cancel_list_local+0xea #10 ldlm_cancel_resource_local+0x189 #11 mdc_resource_get_unused_res+0x111 #12 mdc_unlink+0x447 #13 lmv_unlink+0x2fa #14 ll_unlink+0x282 #15 vfs_unlink+0x106 #16 do_unlinkat+0x26e #17 sys_unlink+0x16 #18 system_call_fastpath+0x1f, 477 bytes of data -- 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 20 last 5s 31 last 60s 41 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 142 TASK_RUNNING 2 +++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 ----- -------------- ------ ---------------------------- 25537 socknal_sd01_00 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 25538 socknal_sd01_01 1 ms (no user stack) 9 rcu_sched 2 ms (no user stack) 7483 unlinkmany 4 ms /home/green/git/lustre-release/lustre/tests/unlinkmany /mnt/lustre/d101a.conf-sanity/f101a.conf-sanity-%d 50000 +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 846863 3.2 GB 88% of TOTAL MEM USED 108216 422.7 MB 11% of TOTAL MEM SHARED 10328 40.3 MB 1% of TOTAL MEM BUFFERS 5177 20.2 MB 0% of TOTAL MEM CACHED 45799 178.9 MB 4% of TOTAL MEM SLAB 25479 99.5 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 739682 2.8 GB ---- COMMITTED 62700 244.9 MB 8% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=unlinkmany ---+ 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 6 LISTEN 3 NAGLE disabled (TCP_NODELAY): 4 user_data set (NFS etc.): 4 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 26 CLOSE 18 LISTEN 8 Raw sockets info -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 4082.6 eth0 n/a 0.0 RSS_TOTAL=78796 pages, %mem= 1.2 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aaac000 ffff88012aab0000 sysfs sysfs /sys ffff88012aaac1c0 ffff880139944000 proc proc /proc ffff88012aaac380 ffff880137668000 devtmpfs devtmpfs /dev ffff88012aaac540 ffff8800b6d19800 securityfs securityfs /sys/kernel/security ffff88012aaac700 ffff88012aab0800 tmpfs tmpfs /dev/shm ffff88012aaac8c0 ffff88012b230000 devpts devpts /dev/pts ffff88012aaaca80 ffff88012aab1000 tmpfs tmpfs /run ffff88012aaacc40 ffff88012aab1800 tmpfs tmpfs /sys/fs/cgroup ffff88012aaace00 ffff88012aab2000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aaacfc0 ffff88012aab2800 pstore pstore /sys/fs/pstore ffff88012aaad180 ffff88012aab4800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aaad340 ffff88012aab4000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aaad500 ffff88012aab3800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aaad6c0 ffff88012aab3000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aaad880 ffff88012aab5000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aaada40 ffff88012aab5800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aaadc00 ffff88012aab6000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aaaddc0 ffff88012aab6800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aac2000 ffff88012aab7000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aac21c0 ffff88012aab7800 cgroup cgroup /sys/fs/cgroup/devices ffff880137652540 ffff8800b6d1f800 configfs configfs /sys/kernel/config ffff8800b59aa000 ffff8800b6e2a800 ext4 /dev/nbd0 / ffff880137652700 ffff88012ab6b800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880138ccb6c0 ffff88012ab6e800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aac28c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880138ccb880 ffff88012b231000 mqueue mqueue /dev/mqueue ffff8801376528c0 ffff8800b59b9800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aac2a80 ffff8800b60d5000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aac2c40 ffff8800b60d3000 ramfs none /mnt ffff88012aac2e00 ffff8800b59b1000 tmpfs none /var/lib/stateless/writable ffff880137652a80 ffff8800b59be000 squashfs /dev/vda /home/green/git/lustre-release ffff880137652c40 ffff8800b59b1000 tmpfs none /var/cache/man ffff880137652e00 ffff8800b59b1000 tmpfs none /var/log ffff880137652fc0 ffff8800b59b1000 tmpfs none /var/lib/dbus ffff880137653180 ffff8800b59b1000 tmpfs none /tmp ffff880137653340 ffff8800b59b1000 tmpfs none /var/lib/dhclient ffff880138ccba40 ffff8800b59b1000 tmpfs none /var/tmp ffff880137653500 ffff8800b59b1000 tmpfs none /var/lib/NetworkManager ffff88012aac2fc0 ffff8800b59b1000 tmpfs none /var/lib/systemd/random-seed ffff88012aac3180 ffff8800b59b1000 tmpfs none /var/spool ffff88012aac3340 ffff8800b59b1000 tmpfs none /var/lib/nfs ffff8801376536c0 ffff8800b59b1000 tmpfs none /var/lib/gssproxy ffff880137653880 ffff8800b59b1000 tmpfs none /var/lib/logrotate ffff880138ccbc00 ffff8800b59b1000 tmpfs none /etc ffff880137653a40 ffff8800b59b1000 tmpfs none /var/lib/rsyslog ffff880137653c00 ffff8800b59b1000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aac3500 ffff8800b60f5000 nfs4 192.168.200.253:/exports/state/oleg108-client.virtnet /var/lib/stateless/state ffff88012aac3a40 ffff8800b60f5000 nfs4 192.168.200.253:/exports/state/oleg108-client.virtnet /boot ffff88012aac3c00 ffff8800b60f5000 nfs4 192.168.200.253:/exports/state/oleg108-client.virtnet /etc/etc/kdump.conf ffff88012aac3dc0 ffff88012ab6b800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b04c28c0 ffff8800b58af000 nfs4 192.168.200.253://exports/testreports/40573/testresults/conf-sanity-special4-zfs-centos7_x86_64-centos7_x86_64-retry1 /tmp/tmp/testlogs ffff8800b04c2fc0 ffff8800b58ab800 tmpfs tmpfs /run/user/0 ffff8800b435a8c0 ffff8800b59be000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b6de2a80 ffff8800b6e2b000 lustre 192.168.201.108@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 411.557472] LNet: 24799:0:(lib-ptl.c:990:lnet_clear_lazy_portal()) Active lazy portal 0 on exit [ 412.561914] LNet: Removed LNI 192.168.201.8@tcp [ 426.156734] libcfs: HW NUMA nodes: 1, HW CPU cores: 4, npartitions: 2 [ 426.178573] alg: No test for adler32 (adler32-zlib) [ 426.993121] Lustre: Lustre: Build Version: 2.15.61_117_gc7b1037 [ 427.050575] LNet: Added LNI 192.168.201.8@tcp [8/256/0/180] [ 427.052799] LNet: Accept secure, port 988 [ 428.589333] Key type lgssc registered [ 428.977588] Lustre: Echo OBD driver; http://www.lustre.org/ [ 456.802456] Lustre: DEBUG MARKER: oleg108-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid [ 463.816488] Lustre: DEBUG MARKER: oleg108-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid [ 480.199495] Lustre: DEBUG MARKER: == conf-sanity test 101a: Race MDT->OST reconnection with create ========================================================== 23:45:15 (1709786715) [ 484.337718] Lustre: DEBUG MARKER: oleg108-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid [ 489.671399] Lustre: DEBUG MARKER: oleg108-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid [ 495.413678] Lustre: Mounted lustre-client [ 658.040910] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709786893/real 1709786893] req@ffff8801369b7800 x1792841259755776/t0(0) o35->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:23/10 lens 392/624 e 0 to 1 dl 1709786909 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 658.063269] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 658.072789] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) [ 682.815242] hrtimer: interrupt took 9463411 ns [ 1018.268278] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787253/real 1709787253] req@ffff8800a7751f80 x1792841261574336/t0(0) o35->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787269 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1018.289904] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1018.311995] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) [ 1048.024512] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787283/real 1709787283] req@ffff8800a6894700 x1792841261834048/t0(0) o35->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787299 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1048.041900] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1048.051665] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) [ 1265.970262] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787501/real 1709787501] req@ffff8800a4a81f80 x1792841264033728/t0(0) o101->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:12/10 lens 664/66320 e 0 to 1 dl 1709787517 ref 2 fl Rpc:ReXPQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1265.980023] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1266.045026] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) [ 1367.949003] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787603/real 1709787603] req@ffff88012bfe5f80 x1792841264811136/t0(0) o35->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787619 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1367.958948] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1367.978331] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) [ 1379.153087] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787614/real 1709787614] req@ffff88012bfe7800 x1792841264812736/t0(0) o101->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:12/10 lens 664/66320 e 0 to 1 dl 1709787630 ref 2 fl Rpc:ReXPQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1379.172941] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1379.187386] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) [ 1461.478684] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787697/real 1709787697] req@ffff8800a3414380 x1792841265375744/t0(0) o101->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:12/10 lens 664/66320 e 0 to 1 dl 1709787713 ref 2 fl Rpc:ReXPQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1461.493041] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1461.508327] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) [ 1709.009525] Lustre: 29935:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787944/real 1709787944] req@ffff8800a1c60000 x1792841267093312/t0(0) o35->lustre-MDT0000-mdc-ffff8800b6e2b000@192.168.201.108@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787960 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1709.018599] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection to lustre-MDT0000 (at 192.168.201.108@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1709.051103] Lustre: lustre-MDT0000-mdc-ffff8800b6e2b000: Connection restored to (at 192.168.201.108@tcp) ****************************************************************************** ************************ 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 12.60s (real) 6.51s (CPU), Child processes: 5.90s