************************ crashinfo ************************* /exports/testreports/40573/testresults/conf-sanity-special10-zfs-centos7_x86_64-centos7_x86_64/oleg158-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.ezbMH/vmlinux [TAINTED] DUMPFILE: /exports/testreports/40573/testresults/conf-sanity-special10-zfs-centos7_x86_64-centos7_x86_64/oleg158-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Mar 7 00:42:33 EST 2024 UPTIME: 01:07:28 LOAD AVERAGE: 0.80, 0.88, 0.82 TASKS: 148 NODENAME: oleg158-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=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=7612 CPU=1 CMD=unlinkmany #-1 cfs_hash_bd_lookup_intent+0x93, 449 bytes of data #0 cfs_hash_bd_lookup_locked+0x16 #1 ldlm_resource_get+0x7a #2 mdc_resource_get_unused_res+0xdf #3 mdc_unlink+0x3d5 #4 lmv_unlink+0x2fa #5 ll_unlink+0x282 #6 vfs_unlink+0x106 #7 do_unlinkat+0x26e #8 sys_unlink+0x16 #9 system_call_fastpath+0x1f, 477 bytes of data -- 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 23 last 5s 34 last 60s 40 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 143 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 ----- -------------- ------ ---------------------------- 20 rcuos/1 0 ms (no user stack) 25526 socknal_sd01_01 0 ms (no user stack) 25525 socknal_sd01_00 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 7612 unlinkmany 3 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 837006 3.2 GB 87% of TOTAL MEM USED 118073 461.2 MB 12% of TOTAL MEM SHARED 10326 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 35177 137.4 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 739682 2.8 GB ---- COMMITTED 62679 244.8 MB 8% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=swapper/0 ---+ CPU=1 ---- | CURRENT TASK , CMD=unlinkmany ---+ 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 4046.5 eth0 n/a 0.0 RSS_TOTAL=79868 pages, %mem= 1.3 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aac2000 ffff88012aac8000 sysfs sysfs /sys ffff88012aac21c0 ffff880139944000 proc proc /proc ffff88012aac2380 ffff880137668000 devtmpfs devtmpfs /dev ffff88012aac2540 ffff8800b6ce4000 securityfs securityfs /sys/kernel/security ffff88012aac2700 ffff88012aac8800 tmpfs tmpfs /dev/shm ffff88012aac28c0 ffff88012b238000 devpts devpts /dev/pts ffff88012aac2a80 ffff88012aac9000 tmpfs tmpfs /run ffff88012aac2c40 ffff88012aac9800 tmpfs tmpfs /sys/fs/cgroup ffff88012aac2e00 ffff88012aaca000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aac2fc0 ffff88012aaca800 pstore pstore /sys/fs/pstore ffff88012aac3180 ffff88012aacc800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aac3340 ffff88012aacc000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aac3500 ffff88012aacb800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aac36c0 ffff88012aacb000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aac3880 ffff88012aacd000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aac3a40 ffff88012aacd800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aac3c00 ffff88012aace000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aac3dc0 ffff88012aace800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aad6000 ffff88012aacf000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aad61c0 ffff88012aacf800 cgroup cgroup /sys/fs/cgroup/blkio ffff880137652540 ffff88013766d800 configfs configfs /sys/kernel/config ffff880138ccba40 ffff8800b60bb000 ext4 /dev/nbd0 / ffff880137652700 ffff88013766e000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aad6380 ffff88012a636000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880138ccbc00 ffff88012b239000 mqueue mqueue /dev/mqueue ffff8801376528c0 ffff8800b6ce7800 hugetlbfs hugetlbfs /dev/hugepages ffff880137652a80 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aad6540 ffff8800b6e0a000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b61a4540 ffff88012ab5c000 ramfs none /mnt ffff8800b61a4700 ffff8800b5d1e000 tmpfs none /var/lib/stateless/writable ffff8800b61a48c0 ffff8800b5d18800 squashfs /dev/vda /home/green/git/lustre-release ffff880137652e00 ffff8800b5d1e000 tmpfs none /var/cache/man ffff88012aad6700 ffff8800b5d1e000 tmpfs none /var/log ffff88012aad68c0 ffff8800b5d1e000 tmpfs none /var/lib/dbus ffff88012aad6a80 ffff8800b5d1e000 tmpfs none /tmp ffff88012aad6c40 ffff8800b5d1e000 tmpfs none /var/lib/dhclient ffff8800b61a4a80 ffff8800b5d1e000 tmpfs none /var/tmp ffff88012aad6e00 ffff8800b5d1e000 tmpfs none /var/lib/NetworkManager ffff880137652fc0 ffff8800b5d1e000 tmpfs none /var/lib/systemd/random-seed ffff8800b61a4c40 ffff8800b5d1e000 tmpfs none /var/spool ffff88012aad6fc0 ffff8800b5d1e000 tmpfs none /var/lib/nfs ffff880137653180 ffff8800b5d1e000 tmpfs none /var/lib/gssproxy ffff880137653340 ffff8800b5d1e000 tmpfs none /var/lib/logrotate ffff88012aad7180 ffff8800b5d1e000 tmpfs none /etc ffff8800b61a4e00 ffff8800b5d1e000 tmpfs none /var/lib/rsyslog ffff88012aad7340 ffff8800b5d1e000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b61a4fc0 ffff8800b60bd800 nfs4 192.168.200.253:/exports/state/oleg158-client.virtnet /var/lib/stateless/state ffff88012aad7880 ffff8800b60bd800 nfs4 192.168.200.253:/exports/state/oleg158-client.virtnet /boot ffff880137653500 ffff8800b60bd800 nfs4 192.168.200.253:/exports/state/oleg158-client.virtnet /etc/etc/kdump.conf ffff88012aad7a40 ffff88013766e000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8801376536c0 ffff8800b5c4a800 nfs4 192.168.200.253://exports/testreports/40573/testresults/conf-sanity-special10-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8801309b0380 ffff8800b6070800 tmpfs tmpfs /run/user/0 ffff8800ab380540 ffff8800b5d18800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800af3e4e00 ffff88012a612800 lustre 192.168.201.158@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 386.728803] LNet: 24790:0:(lib-ptl.c:990:lnet_clear_lazy_portal()) Active lazy portal 0 on exit [ 387.731827] LNet: Removed LNI 192.168.201.58@tcp [ 396.851503] libcfs: HW NUMA nodes: 1, HW CPU cores: 4, npartitions: 2 [ 396.872149] alg: No test for adler32 (adler32-zlib) [ 397.695486] Lustre: Lustre: Build Version: 2.15.61_117_gc7b1037 [ 397.745199] LNet: Added LNI 192.168.201.58@tcp [8/256/0/180] [ 397.746894] LNet: Accept secure, port 988 [ 399.276287] Key type lgssc registered [ 399.504884] Lustre: Echo OBD driver; http://www.lustre.org/ [ 419.884382] Lustre: DEBUG MARKER: oleg158-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid [ 427.249126] Lustre: DEBUG MARKER: oleg158-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid [ 443.088758] Lustre: DEBUG MARKER: == conf-sanity test 101a: Race MDT->OST reconnection with create ========================================================== 23:42:26 (1709786546) [ 447.872028] Lustre: DEBUG MARKER: oleg158-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid [ 453.672582] Lustre: DEBUG MARKER: oleg158-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid [ 459.424724] Lustre: Mounted lustre-client [ 783.310057] hrtimer: interrupt took 7915482 ns [ 898.804876] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787002/real 1709787002] req@ffff88012db70e00 x1792841092543104/t0(0) o35->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787018 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 898.814088] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 898.834064] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@tcp) [ 999.775579] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787103/real 1709787103] req@ffff8800a549f800 x1792841093697216/t0(0) o35->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787119 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 999.804031] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 999.835129] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@tcp) [ 1038.056082] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787141/real 1709787141] req@ffff88012b045180 x1792841093969088/t0(0) o35->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787157 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1038.075017] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1038.117358] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@tcp) [ 1192.593988] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787296/real 1709787296] req@ffff8800a7ac1880 x1792841095204480/t0(0) o35->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787312 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1192.602961] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1192.626873] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@tcp) [ 1240.204109] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787343/real 1709787343] req@ffff8800a40f5500 x1792841095460224/t0(0) o101->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:12/10 lens 664/66320 e 0 to 1 dl 1709787359 ref 2 fl Rpc:ReXPQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1240.215357] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1240.230747] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@tcp) [ 1528.038435] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787631/real 1709787631] req@ffff8800a2ecb100 x1792841097197504/t0(0) o35->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787647 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1528.065771] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1528.108360] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@tcp) [ 1657.092962] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787760/real 1709787760] req@ffff8800a265f100 x1792841097899392/t0(0) o35->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787776 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1657.104794] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1657.114689] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@tcp) [ 1767.461992] Lustre: 29912:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787871/real 1709787871] req@ffff8800a15c4a80 x1792841098451008/t0(0) o35->lustre-MDT0000-mdc-ffff88012a612800@192.168.201.158@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787887 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1767.472643] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection to lustre-MDT0000 (at 192.168.201.158@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1767.488585] Lustre: lustre-MDT0000-mdc-ffff88012a612800: Connection restored to (at 192.168.201.158@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 10.98s (real) 5.58s (CPU), Child processes: 5.33s