************************ crashinfo ************************* /exports/testreports/51277/testresults/sanity-pcc-zfs-centos7_x86_64-centos7_x86_64/oleg429-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.JEoua/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51277/testresults/sanity-pcc-zfs-centos7_x86_64-centos7_x86_64/oleg429-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 17:23:31 EDT 2025 UPTIME: 01:06:35 LOAD AVERAGE: 1.00, 1.01, 1.06 TASKS: 152 NODENAME: oleg429-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=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 19 last 5s 29 last 60s 41 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 147 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 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 ----- -------------- ------ ---------------------------- 23954 ldlm_bl_01 0 ms (no user stack) 16415 kworker/0:0 0 ms (no user stack) 34 rcuos/3 0 ms (no user stack) 20420 kworker/1:0 0 ms (no user stack) 14415 kworker/3:1 10 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 884990 3.4 GB 92% of TOTAL MEM USED 70089 273.8 MB 7% of TOTAL MEM SHARED 5997 23.4 MB 0% of TOTAL MEM BUFFERS 507 2 MB 0% of TOTAL MEM CACHED 22764 88.9 MB 2% of TOTAL MEM SLAB 11244 43.9 MB 1% 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 64959 253.7 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 2240s ago PID=24260 CPU=0 CMD=rm #0 __schedule+0x2e2 #1 schedule+0x29 #2 cl_inode_fini+0x130 #3 ll_clear_inode+0x1c7 #4 ll_delete_inode+0x40 #5 evict+0xaf #6 iput+0xf5 #7 do_unlinkat+0x1ae #8 sys_unlinkat+0x1b #9 system_call_fastpath+0x1f, 477 bytes of data +-------------------------------+ >----------------------| 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 6 LISTEN 3 NAGLE disabled (TCP_NODELAY): 6 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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 3993.2 eth0 n/a 0.2 RSS_TOTAL=77284 pages, %mem= 1.2 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aa6c000 ffff880137799000 sysfs sysfs /sys ffff88012aa6c1c0 ffff880139944000 proc proc /proc ffff88012aa6c380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa6c540 ffff88013767b000 securityfs securityfs /sys/kernel/security ffff88012aa6c700 ffff880137799800 tmpfs tmpfs /dev/shm ffff88012aa6c8c0 ffff88013771f000 devpts devpts /dev/pts ffff88012aa6ca80 ffff88013779a000 tmpfs tmpfs /run ffff88012aa6cc40 ffff88013779a800 tmpfs tmpfs /sys/fs/cgroup ffff88012aa6ce00 ffff88013779b000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa6cfc0 ffff88013779b800 pstore pstore /sys/fs/pstore ffff88013701c540 ffff8800b6cc7800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88013701c700 ffff88012ab00000 cgroup cgroup /sys/fs/cgroup/memory ffff88013701c8c0 ffff88012ab00800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88013701ca80 ffff88012ab01000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88013701cc40 ffff88012ab01800 cgroup cgroup /sys/fs/cgroup/devices ffff88013701ce00 ffff88012ab02000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88013701cfc0 ffff88012ab02800 cgroup cgroup /sys/fs/cgroup/blkio ffff88013701d180 ffff88012ab03000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88013701d340 ffff88012ab03800 cgroup cgroup /sys/fs/cgroup/freezer ffff88013701d500 ffff88012ab04000 cgroup cgroup /sys/fs/cgroup/pids ffff88013701d6c0 ffff88012ab05800 configfs configfs /sys/kernel/config ffff88012aa6d340 ffff88000004a800 ext4 /dev/nbd0 / ffff8800b5850700 ffff88013779f000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88013701ddc0 ffff88012aa27000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b58508c0 ffff88012b280800 mqueue mqueue /dev/mqueue ffff88012aa6d500 ffff88012a5fe800 hugetlbfs hugetlbfs /dev/hugepages ffff880137668700 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88013701dc00 ffff88012aa26000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b63de000 ffff88012aa24000 ramfs none /mnt ffff8801376688c0 ffff88012a60f800 tmpfs none /var/lib/stateless/writable ffff8800b63de1c0 ffff88012a584000 squashfs /dev/vda /home/green/git/lustre-release ffff880137668a80 ffff88012a60f800 tmpfs none /var/cache/man ffff880137668c40 ffff88012a60f800 tmpfs none /var/log ffff88012aa6d6c0 ffff88012a60f800 tmpfs none /var/lib/dbus ffff88012aa6d880 ffff88012a60f800 tmpfs none /tmp ffff88012aa6da40 ffff88012a60f800 tmpfs none /var/lib/dhclient ffff880137668e00 ffff88012a60f800 tmpfs none /var/tmp ffff880137668fc0 ffff88012a60f800 tmpfs none /var/lib/NetworkManager ffff8800b63de380 ffff88012a60f800 tmpfs none /var/lib/systemd/random-seed ffff8800b63de540 ffff88012a60f800 tmpfs none /var/spool ffff880137669180 ffff88012a60f800 tmpfs none /var/lib/nfs ffff880137669340 ffff88012a60f800 tmpfs none /var/lib/gssproxy ffff88012aa6dc00 ffff88012a60f800 tmpfs none /var/lib/logrotate ffff880137669500 ffff88012a60f800 tmpfs none /etc ffff8801376696c0 ffff88012a60f800 tmpfs none /var/lib/rsyslog ffff880137669880 ffff88012a60f800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aa6ddc0 ffff8800b62ad000 nfs4 192.168.200.253:/exports/state/oleg429-client.virtnet /var/lib/stateless/state ffff88012aa6d180 ffff8800b62ad000 nfs4 192.168.200.253:/exports/state/oleg429-client.virtnet /boot ffff880137669a40 ffff8800b62ad000 nfs4 192.168.200.253:/exports/state/oleg429-client.virtnet /etc/etc/kdump.conf ffff880138ccb340 ffff88013779f000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880137750380 ffff880000048800 nfs4 192.168.200.253://exports/testreports/51277/testresults/sanity-pcc-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b5851500 ffff88012a60e800 tmpfs tmpfs /run/user/0 ffff880137750a80 ffff88012a584000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800a829b880 ffff88012a580800 lustre 192.168.204.129@tcp:/lustre /mnt/lustre ffff8800a829ba40 ffff8800a81c7000 lustre 192.168.204.129@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 2761.124778] [] cl_inode_fini+0x130/0x1b0 [lustre] [ 2761.138561] [] ? wake_up_atomic_t+0x30/0x30 [ 2761.152947] [] ll_clear_inode+0x1c7/0x5e0 [lustre] [ 2761.164831] [] ll_delete_inode+0x40/0x150 [lustre] [ 2761.177498] [] evict+0xaf/0x180 [ 2761.179332] [] iput+0xf5/0x180 [ 2761.180975] [] do_unlinkat+0x1ae/0x2b0 [ 2761.182447] [] ? SYSC_newfstatat+0x34/0x60 [ 2761.184413] [] SyS_unlinkat+0x1b/0x40 [ 2761.186125] [] system_call_fastpath+0x1f/0x24 [ 2881.187072] INFO: task rm:24260 blocked for more than 120 seconds. [ 2881.189549] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2881.192998] rm D ffff8800b6f30000 11744 24260 7029 0x00000000 [ 2881.198326] Call Trace: [ 2881.199232] [] schedule+0x29/0x70 [ 2881.201474] [] cl_inode_fini+0x130/0x1b0 [lustre] [ 2881.205095] [] ? wake_up_atomic_t+0x30/0x30 [ 2881.209509] [] ll_clear_inode+0x1c7/0x5e0 [lustre] [ 2881.214584] [] ll_delete_inode+0x40/0x150 [lustre] [ 2881.218792] [] evict+0xaf/0x180 [ 2881.224958] [] iput+0xf5/0x180 [ 2881.226143] [] do_unlinkat+0x1ae/0x2b0 [ 2881.230664] [] ? SYSC_newfstatat+0x34/0x60 [ 2881.234620] [] SyS_unlinkat+0x1b/0x40 [ 2881.237075] [] system_call_fastpath+0x1f/0x24 [ 3001.239180] INFO: task rm:24260 blocked for more than 120 seconds. [ 3001.242599] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 3001.245546] rm D ffff8800b6f30000 11744 24260 7029 0x00000000 [ 3001.250607] Call Trace: [ 3001.253143] [] schedule+0x29/0x70 [ 3001.255105] [] cl_inode_fini+0x130/0x1b0 [lustre] [ 3001.258075] [] ? wake_up_atomic_t+0x30/0x30 [ 3001.259902] [] ll_clear_inode+0x1c7/0x5e0 [lustre] [ 3001.262604] [] ll_delete_inode+0x40/0x150 [lustre] [ 3001.265682] [] evict+0xaf/0x180 [ 3001.267820] [] iput+0xf5/0x180 [ 3001.270825] [] do_unlinkat+0x1ae/0x2b0 [ 3001.273040] [] ? SYSC_newfstatat+0x34/0x60 [ 3001.275103] [] SyS_unlinkat+0x1b/0x40 [ 3001.277121] [] system_call_fastpath+0x1f/0x24 ****************************************************************************** ************************ 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 Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.13s (real) 5.71s (CPU), Child processes: 5.35s