************************ crashinfo ************************* /exports/testreports/40573/testresults/conf-sanity-special9-zfs-centos7_x86_64-centos7_x86_64-retry1/oleg156-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.BX6lc/vmlinux [TAINTED] DUMPFILE: /exports/testreports/40573/testresults/conf-sanity-special9-zfs-centos7_x86_64-centos7_x86_64-retry1/oleg156-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Mar 7 00:43:23 EST 2024 UPTIME: 01:07:35 LOAD AVERAGE: 0.68, 0.81, 0.82 TASKS: 147 NODENAME: oleg156-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=7611 CPU=1 CMD=unlinkmany #-1 memcmp+0xf, 449 bytes of data #0 ldlm_res_hop_keycmp+0x17 #1 cfs_hash_bd_lookup_intent+0x57 #2 cfs_hash_bd_lookup_locked+0x16 #3 ldlm_resource_get+0x7a #4 ldlm_lock_match_with_skip+0xbf #5 mdc_lock_match+0xb9 #6 ll_have_md_lock+0x103 #7 ll_lock_cancel_bits+0x5a6 #8 ll_md_blocking_ast+0x30f #9 ldlm_cancel_callback+0x84 #10 ldlm_cli_cancel_local+0xb2 #11 ldlm_cli_cancel_list_local+0xea #12 ldlm_cancel_resource_local+0x189 #13 mdc_resource_get_unused_res+0x111 #14 mdc_unlink+0x447 #15 lmv_unlink+0x2fa #16 ll_unlink+0x282 #17 vfs_unlink+0x106 #18 do_unlinkat+0x26e #19 sys_unlink+0x16 #20 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 17 last 5s 30 last 60s 39 ----- 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 ----- -------------- ------ ---------------------------- 20 rcuos/1 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 25541 socknal_sd01_01 0 ms (no user stack) 25540 socknal_sd01_00 0 ms (no user stack) 7611 unlinkmany 18 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 835403 3.2 GB 87% of TOTAL MEM USED 119676 467.5 MB 12% of TOTAL MEM SHARED 10330 40.4 MB 1% of TOTAL MEM BUFFERS 5177 20.2 MB 0% of TOTAL MEM CACHED 45800 178.9 MB 4% of TOTAL MEM SLAB 36548 142.8 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 739682 2.8 GB ---- COMMITTED 62722 245 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 4053.3 eth0 n/a 0.0 RSS_TOTAL=79748 pages, %mem= 1.3 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aab4000 ffff88012aab8000 sysfs sysfs /sys ffff88012aab41c0 ffff880139944000 proc proc /proc ffff88012aab4380 ffff880137668000 devtmpfs devtmpfs /dev ffff88012aab4540 ffff8800b6cd1800 securityfs securityfs /sys/kernel/security ffff88012aab4700 ffff88012aab8800 tmpfs tmpfs /dev/shm ffff88012aab48c0 ffff880137305800 devpts devpts /dev/pts ffff88012aab4a80 ffff88012aab9000 tmpfs tmpfs /run ffff88012aab4c40 ffff88012aab9800 tmpfs tmpfs /sys/fs/cgroup ffff88012aab4e00 ffff88012aaba000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aab4fc0 ffff88012aaba800 pstore pstore /sys/fs/pstore ffff88012aab5180 ffff88012aabc800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aab5340 ffff88012aabc000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aab5500 ffff88012aabb800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aab56c0 ffff88012aabb000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aab5880 ffff88012aabd000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aab5a40 ffff88012aabd800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aab5c00 ffff88012aabe000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aab5dc0 ffff88012aabe800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa42000 ffff88012aabf000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa421c0 ffff88012aabf800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa42380 ffff88012ab8e000 configfs configfs /sys/kernel/config ffff880137652700 ffff8800b6cd7000 ext4 /dev/nbd0 / ffff8800b63e2000 ffff8800b6cd2000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aa42540 ffff88012a51b000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137652c40 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b63e21c0 ffff8800b5d11000 hugetlbfs hugetlbfs /dev/hugepages ffff8800b63e2380 ffff8800b5d10800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b63e2540 ffff880137306800 mqueue mqueue /dev/mqueue ffff8800b63e2700 ffff8800b613f800 ramfs none /mnt ffff880138ccb6c0 ffff8800b5d14800 tmpfs none /var/lib/stateless/writable ffff880138ccb880 ffff8800b5d15000 squashfs /dev/vda /home/green/git/lustre-release ffff880137652e00 ffff8800b5d14800 tmpfs none /var/cache/man ffff880137652fc0 ffff8800b5d14800 tmpfs none /var/log ffff880137653180 ffff8800b5d14800 tmpfs none /var/lib/dbus ffff880137653340 ffff8800b5d14800 tmpfs none /tmp ffff880137653500 ffff8800b5d14800 tmpfs none /var/lib/dhclient ffff8801376536c0 ffff8800b5d14800 tmpfs none /var/tmp ffff880137653880 ffff8800b5d14800 tmpfs none /var/lib/NetworkManager ffff880138ccba40 ffff8800b5d14800 tmpfs none /var/lib/systemd/random-seed ffff88012aa428c0 ffff8800b5d14800 tmpfs none /var/spool ffff880137653a40 ffff8800b5d14800 tmpfs none /var/lib/nfs ffff880137653c00 ffff8800b5d14800 tmpfs none /var/lib/gssproxy ffff880137653dc0 ffff8800b5d14800 tmpfs none /var/lib/logrotate ffff88012aa42a80 ffff8800b5d14800 tmpfs none /etc ffff880137652a80 ffff8800b5d14800 tmpfs none /var/lib/rsyslog ffff8801376528c0 ffff8800b5d14800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aa42c40 ffff8800b61bd000 nfs4 192.168.200.253:/exports/state/oleg156-client.virtnet /var/lib/stateless/state ffff88012aa43180 ffff8800b61bd000 nfs4 192.168.200.253:/exports/state/oleg156-client.virtnet /boot ffff880137652540 ffff8800b61bd000 nfs4 192.168.200.253:/exports/state/oleg156-client.virtnet /etc/etc/kdump.conf ffff88012db7a000 ffff8800b6cd2000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012db7a1c0 ffff880137013800 nfs4 192.168.200.253://exports/testreports/40573/testresults/conf-sanity-special9-zfs-centos7_x86_64-centos7_x86_64-retry1 /tmp/tmp/testlogs ffff8800b63e2e00 ffff880137017000 tmpfs tmpfs /run/user/0 ffff8800b63e3500 ffff8800b5d15000 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012db7a8c0 ffff8800afa02000 lustre 192.168.201.156@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 376.733041] Lustre: setting import lustre-MDT0000_UUID INACTIVE by administrator request [ 386.766245] Lustre: Unmounted lustre-client [ 398.291201] Key type lgssc unregistered [ 398.361419] LNet: 24802:0:(lib-ptl.c:990:lnet_clear_lazy_portal()) Active lazy portal 0 on exit [ 399.365568] LNet: Removed LNI 192.168.201.56@tcp [ 411.459692] libcfs: HW NUMA nodes: 1, HW CPU cores: 4, npartitions: 2 [ 411.484880] alg: No test for adler32 (adler32-zlib) [ 412.341093] Lustre: Lustre: Build Version: 2.15.61_117_gc7b1037 [ 412.424593] LNet: Added LNI 192.168.201.56@tcp [8/256/0/180] [ 412.426682] LNet: Accept secure, port 988 [ 413.966589] Key type lgssc registered [ 414.455401] Lustre: Echo OBD driver; http://www.lustre.org/ [ 436.911020] Lustre: DEBUG MARKER: oleg156-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid [ 442.668156] Lustre: DEBUG MARKER: oleg156-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid [ 452.202110] Lustre: DEBUG MARKER: == conf-sanity test 101a: Race MDT->OST reconnection with create ========================================================== 23:43:19 (1709786599) [ 457.594144] Lustre: DEBUG MARKER: oleg156-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid [ 462.832852] Lustre: DEBUG MARKER: oleg156-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid [ 468.507319] Lustre: Mounted lustre-client [ 957.029884] Lustre: 29921:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787104/real 1709787104] req@ffff8800a6cb5f80 x1792841154659072/t0(0) o35->lustre-MDT0000-mdc-ffff8800afa02000@192.168.201.156@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787120 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 957.045860] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection to lustre-MDT0000 (at 192.168.201.156@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 957.056123] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection restored to (at 192.168.201.156@tcp) [ 1100.268654] Lustre: 29921:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787248/real 1709787248] req@ffff88012d4c9c00 x1792841156082368/t0(0) o101->lustre-MDT0000-mdc-ffff8800afa02000@192.168.201.156@tcp:12/10 lens 664/66320 e 0 to 1 dl 1709787264 ref 2 fl Rpc:ReXPQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1100.280844] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection to lustre-MDT0000 (at 192.168.201.156@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1100.299671] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection restored to (at 192.168.201.156@tcp) [ 1179.207791] Lustre: 29921:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787326/real 1709787326] req@ffff88012d518700 x1792841156737216/t0(0) o101->lustre-MDT0000-mdc-ffff8800afa02000@192.168.201.156@tcp:12/10 lens 664/66320 e 0 to 1 dl 1709787342 ref 2 fl Rpc:ReXPQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1179.234923] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection to lustre-MDT0000 (at 192.168.201.156@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1179.251873] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection restored to (at 192.168.201.156@tcp) [ 1411.649355] hrtimer: interrupt took 31959444 ns [ 1453.552049] Lustre: 29921:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787601/real 1709787601] req@ffff88012c418380 x1792841158569728/t0(0) o35->lustre-MDT0000-mdc-ffff8800afa02000@192.168.201.156@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787617 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1453.570151] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection to lustre-MDT0000 (at 192.168.201.156@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1453.601015] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection restored to (at 192.168.201.156@tcp) [ 1500.885969] Lustre: 29921:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787648/real 1709787648] req@ffff88012b6a3800 x1792841158806912/t0(0) o35->lustre-MDT0000-mdc-ffff8800afa02000@192.168.201.156@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787664 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1500.894744] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection to lustre-MDT0000 (at 192.168.201.156@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1500.928572] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection restored to (at 192.168.201.156@tcp) [ 1513.908296] Lustre: 29921:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709787661/real 1709787661] req@ffff8800a3411880 x1792841158821440/t0(0) o35->lustre-MDT0000-mdc-ffff8800afa02000@192.168.201.156@tcp:23/10 lens 392/624 e 0 to 1 dl 1709787677 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 1513.915206] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection to lustre-MDT0000 (at 192.168.201.156@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 1513.948234] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection restored to (at 192.168.201.156@tcp) [ 2079.734742] Lustre: 29921:0:(client.c:2338:ptlrpc_expire_one_request()) @@@ Request sent has failed due to network error: [sent 1709788227/real 1709788227] req@ffff8800a08ce680 x1792841162079232/t0(0) o35->lustre-MDT0000-mdc-ffff8800afa02000@192.168.201.156@tcp:23/10 lens 392/624 e 0 to 1 dl 1709788243 ref 2 fl Rpc:ReXQU/200/ffffffff rc 0/-1 job:'' uid:0 gid:0 [ 2079.743509] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection to lustre-MDT0000 (at 192.168.201.156@tcp) was lost; in progress operations using this service will wait for recovery to complete [ 2079.769364] Lustre: lustre-MDT0000-mdc-ffff8800afa02000: Connection restored to (at 192.168.201.156@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 11.65s (real) 6.09s (CPU), Child processes: 5.44s