************************ crashinfo ************************* /exports/testreports/48180/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg212-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.cPcFj/vmlinux [TAINTED] DUMPFILE: /exports/testreports/48180/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg212-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Tue Dec 24 23:29:40 EST 2024 UPTIME: 00:27:24 LOAD AVERAGE: 24.02, 29.99, 55.30 TASKS: 185 NODENAME: oleg212-client.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2399 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 +++WARNING+++ High Load Averages: 24.02, 29.99, 55.30 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 15 last 5s 28 last 60s 35 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 157 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 24 +++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) 67 kworker/0:2 0 ms (no user stack) 46 kworker/2:1 0 ms (no user stack) 5435 ldlm_bl_02 0 ms (no user stack) 2012 lnet_discovery 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 731636 2.8 GB 76% of TOTAL MEM USED 223443 872.8 MB 23% of TOTAL MEM SHARED 9992 39 MB 1% of TOTAL MEM BUFFERS 5175 20.2 MB 0% of TOTAL MEM CACHED 46332 181 MB 4% of TOTAL MEM SLAB 95865 374.5 MB 10% 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 66194 258.6 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1068s ago PID=22606 CPU=1 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0x31 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data ... ran 1068s ago PID=22576 CPU=0 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0x31 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data ... ran 1068s ago PID=22477 CPU=0 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0x31 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 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): 5 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 1642.5 eth0 n/a 2.5 RSS_TOTAL=102604 pages, %mem= 1.4 +++WARNING+++ Possible hang +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aad4000 ffff8800b6d09000 sysfs sysfs /sys ffff88012aad41c0 ffff880139944000 proc proc /proc ffff88012aad4380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aad4540 ffff88012aa34000 securityfs securityfs /sys/kernel/security ffff88012aad4700 ffff8800b6d09800 tmpfs tmpfs /dev/shm ffff88012aad48c0 ffff88013771f000 devpts devpts /dev/pts ffff88012aad4a80 ffff8800b6d0a000 tmpfs tmpfs /run ffff88012aad4c40 ffff8800b6d0a800 tmpfs tmpfs /sys/fs/cgroup ffff88012aad4e00 ffff8800b6d0b000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aad4fc0 ffff8800b6d0b800 pstore pstore /sys/fs/pstore ffff88012aad5180 ffff8800b6d0d800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aad5340 ffff8800b6d0d000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aad5500 ffff8800b6d0c800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aad56c0 ffff8800b6d0c000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aad5880 ffff8800b6d0e000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aad5a40 ffff8800b6d0e800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aad5c00 ffff8800b6d0f000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aad5dc0 ffff8800b6d0f800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa6c000 ffff88012aaf0000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa6c1c0 ffff88012aaf0800 cgroup cgroup /sys/fs/cgroup/blkio ffff880137668540 ffff88013767e000 configfs configfs /sys/kernel/config ffff880137668700 ffff88013767a000 ext4 /dev/nbd0 / ffff88012aa6d340 ffff88013767c800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aa6dc00 ffff88012aa36000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa6ddc0 ffff88012aa34800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aa6da40 ffff88012b2a8800 mqueue mqueue /dev/mqueue ffff88013700e540 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88013700e700 ffff880000093000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa6d880 ffff8800b6f7e800 ramfs none /mnt ffff88013700ea80 ffff880000092800 tmpfs none /var/lib/stateless/writable ffff88012aa6d6c0 ffff8800b6f7b800 squashfs /dev/vda /home/green/git/lustre-release ffff8801376688c0 ffff880000092800 tmpfs none /var/cache/man ffff88013700ec40 ffff880000092800 tmpfs none /var/log ffff88013700ee00 ffff880000092800 tmpfs none /var/lib/dbus ffff8801377501c0 ffff880000092800 tmpfs none /tmp ffff88013700efc0 ffff880000092800 tmpfs none /var/lib/dhclient ffff880137750380 ffff880000092800 tmpfs none /var/tmp ffff880137750540 ffff880000092800 tmpfs none /var/lib/NetworkManager ffff880137750700 ffff880000092800 tmpfs none /var/lib/systemd/random-seed ffff88013700f180 ffff880000092800 tmpfs none /var/spool ffff88013700f340 ffff880000092800 tmpfs none /var/lib/nfs ffff880137668a80 ffff880000092800 tmpfs none /var/lib/gssproxy ffff8801377508c0 ffff880000092800 tmpfs none /var/lib/logrotate ffff880137750a80 ffff880000092800 tmpfs none /etc ffff88013700f500 ffff880000092800 tmpfs none /var/lib/rsyslog ffff88013700f6c0 ffff880000092800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88013700f880 ffff8800b6f79800 nfs4 192.168.200.253:/exports/state/oleg212-client.virtnet /var/lib/stateless/state ffff880137750e00 ffff8800b6f79800 nfs4 192.168.200.253:/exports/state/oleg212-client.virtnet /boot ffff880137750fc0 ffff8800b6f79800 nfs4 192.168.200.253:/exports/state/oleg212-client.virtnet /etc/etc/kdump.conf ffff88013700fc00 ffff88013767c800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b5a53180 ffff8800af499000 nfs4 192.168.200.253://exports/testreports/48180/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff880137751a40 ffff8800b3959000 tmpfs tmpfs /run/user/0 ffff880137750000 ffff8800b6f7b800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880136898380 ffff88012a66b000 lustre 192.168.202.112@tcp:/lustre /mnt/lustre ffff880136898700 ffff8800aa91c000 lustre 192.168.202.112@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 721.119856] lfs D ffff88012faf1b00 12608 22696 12916 0x00000000 [ 721.126248] Call Trace: [ 721.127114] [] schedule_preempt_disabled+0x39/0x90 [ 721.136595] [] __mutex_lock_slowpath+0x13a/0x340 [ 721.139527] [] mutex_lock+0x2d/0x40 [ 721.140609] [] lookup_slow+0x33/0xa7 [ 721.145679] [] path_lookupat+0x89e/0x8d0 [ 721.148371] [] ? kmem_cache_alloc+0x11b/0x2e0 [ 721.151120] [] ? getname_flags+0x4f/0x1a0 [ 721.152867] [] filename_lookup+0x2b/0xc0 [ 721.156230] [] user_path_at_empty+0x67/0xc0 [ 721.158392] [] user_path_at+0x11/0x20 [ 721.162060] [] vfs_fstatat+0x63/0xc0 [ 721.164802] [] SYSC_newstat+0x2e/0x60 [ 721.168100] [] ? trace_do_page_fault+0x56/0x170 [ 721.169759] [] SyS_newstat+0xe/0x10 [ 721.171394] [] system_call_fastpath+0x1f/0x24 [ 721.173138] INFO: task touch:22700 blocked for more than 120 seconds. [ 721.177247] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 721.181207] touch D ffff8800a3415b48 12792 22700 12961 0x00000000 [ 721.186696] Call Trace: [ 721.189223] [] schedule_preempt_disabled+0x39/0x90 [ 721.194120] [] __mutex_lock_slowpath+0x13a/0x340 [ 721.201019] [] mutex_lock+0x2d/0x40 [ 721.207037] [] lookup_slow+0x33/0xa7 [ 721.213550] [] link_path_walk+0x81f/0x8c0 [ 721.219592] [] ? get_empty_filp+0x5c/0x1f0 [ 721.224458] [] path_openat+0xae/0x5b0 [ 721.226768] [] ? __handle_mm_fault+0x31d/0x720 [ 721.228974] [] do_filp_open+0x4d/0xb0 [ 721.231068] [] ? do_raw_spin_unlock+0x49/0x90 [ 721.234901] [] ? _raw_spin_unlock+0xe/0x20 [ 721.241104] [] ? __alloc_fd+0xc3/0x170 [ 721.244432] [] do_sys_open+0x124/0x220 [ 721.252610] [] SyS_open+0x1e/0x20 [ 721.255211] [] system_call_fastpath+0x1f/0x24 [ 1391.556215] Lustre: lustre-OST0000-osc-ffff8800aa91c000: disconnect after 20s idle [ 1391.559644] Lustre: Skipped 1 previous similar message [ 1411.604384] Lustre: lustre-OST0000-osc-ffff88012a66b000: disconnect after 20s idle [ 1411.607476] Lustre: Skipped 1 previous similar message ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) High Load Averages: 24.02, 29.99, 55.30 There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.78s (real) 5.91s (CPU), Child processes: 5.79s