************************ crashinfo ************************* /exports/testreports/45132/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg113-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.cfPhY/vmlinux [TAINTED] DUMPFILE: /exports/testreports/45132/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg113-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Aug 22 02:00:16 EDT 2024 UPTIME: 00:33:40 LOAD AVERAGE: 24.00, 25.41, 43.14 TASKS: 186 NODENAME: oleg113-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 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 17 last 5s 28 last 60s 36 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 158 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 ----- -------------- ------ ---------------------------- 13 watchdog/0 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 21 watchdog/2 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 821 gmain 78 ms /usr/sbin/NetworkManager --no-daemon +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 732391 2.8 GB 76% of TOTAL MEM USED 222688 869.9 MB 23% of TOTAL MEM SHARED 12347 48.2 MB 1% of TOTAL MEM BUFFERS 5165 20.2 MB 0% of TOTAL MEM CACHED 48777 190.5 MB 5% of TOTAL MEM SLAB 116814 456.3 MB 12% 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 66101 258.2 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1571s ago PID=2551 CPU=2 CMD=lfs #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lookup_slow+0x33 #5 path_lookupat+0x89e #6 filename_lookup+0x2b #7 user_path_at_empty+0x67 #8 user_path_at+0x11 #9 vfs_fstatat+0x63 #10 SYSC_newstat+0x2e #11 sys_newstat+0xe #12 system_call_fastpath+0x1f, 477 bytes of data ... ran 1571s ago PID=2544 CPU=3 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0xc0 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data ... ran 1571s ago PID=2456 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 -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 2018.0 eth0 n/a 0.8 RSS_TOTAL=99476 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 / ffff88012aa0c000 ffff8800b7e38800 sysfs sysfs /sys ffff88012aa0c1c0 ffff880139944000 proc proc /proc ffff88012aa0c380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa0c540 ffff8800b6cce800 securityfs securityfs /sys/kernel/security ffff88012aa0c700 ffff8800b7e39000 tmpfs tmpfs /dev/shm ffff88012aa0c8c0 ffff880137096800 devpts devpts /dev/pts ffff88012aa0ca80 ffff8800b7e39800 tmpfs tmpfs /run ffff88012aa0cc40 ffff8800b7e3a000 tmpfs tmpfs /sys/fs/cgroup ffff88012aa0ce00 ffff8800b7e3a800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa0cfc0 ffff8800b7e3b000 pstore pstore /sys/fs/pstore ffff88012aa0d180 ffff8800b7e3d000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa0d340 ffff8800b7e3c800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa0d500 ffff8800b7e3c000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa0d6c0 ffff8800b7e3b800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa0d880 ffff8800b7e3d800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa0da40 ffff8800b7e3e000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa0dc00 ffff8800b7e3e800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa0ddc0 ffff8800b7e3f000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa88000 ffff8800b7e3f800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa881c0 ffff88012aa50000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137668540 ffff88012aab4800 configfs configfs /sys/kernel/config ffff88012aa88380 ffff88012aa57800 ext4 /dev/nbd0 / ffff88012aa88540 ffff8800b6e0f000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137082a80 ffff8800b63fc800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801376688c0 ffff8800b5855000 hugetlbfs hugetlbfs /dev/hugepages ffff8800b638e380 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137668a80 ffff8801377e4800 mqueue mqueue /dev/mqueue ffff880137082c40 ffff8800b63fd000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa88c40 ffff8800b63fe000 ramfs none /mnt ffff8800b638e540 ffff88012aab1000 tmpfs none /var/lib/stateless/writable ffff88012aa88e00 ffff8800b6e0f800 squashfs /dev/vda /home/green/git/lustre-release ffff880137668c40 ffff88012aab1000 tmpfs none /var/cache/man ffff8800b638e8c0 ffff88012aab1000 tmpfs none /var/log ffff8800b638ea80 ffff88012aab1000 tmpfs none /var/lib/dbus ffff880137668e00 ffff88012aab1000 tmpfs none /tmp ffff88012aa88fc0 ffff88012aab1000 tmpfs none /var/lib/dhclient ffff880137668fc0 ffff88012aab1000 tmpfs none /var/tmp ffff880137669180 ffff88012aab1000 tmpfs none /var/lib/NetworkManager ffff880137669340 ffff88012aab1000 tmpfs none /var/lib/systemd/random-seed ffff880137669500 ffff88012aab1000 tmpfs none /var/spool ffff8801376696c0 ffff88012aab1000 tmpfs none /var/lib/nfs ffff88012aa89180 ffff88012aab1000 tmpfs none /var/lib/gssproxy ffff88012aa89340 ffff88012aab1000 tmpfs none /var/lib/logrotate ffff8800b638ec40 ffff88012aab1000 tmpfs none /etc ffff880137669880 ffff88012aab1000 tmpfs none /var/lib/rsyslog ffff880137669a40 ffff88012aab1000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aa89500 ffff8800b5bb3800 nfs4 192.168.200.253:/exports/state/oleg113-client.virtnet /var/lib/stateless/state ffff88012aa89c00 ffff8800b5bb3800 nfs4 192.168.200.253:/exports/state/oleg113-client.virtnet /boot ffff880137082fc0 ffff8800b5bb3800 nfs4 192.168.200.253:/exports/state/oleg113-client.virtnet /etc/etc/kdump.conf ffff88012aa89dc0 ffff8800b6e0f000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880138ccb6c0 ffff8800b601b000 nfs4 192.168.200.253://exports/testreports/45132/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff880137083180 ffff8800b6e0d000 tmpfs tmpfs /run/user/0 ffff8800aa56e000 ffff8800b6e0f800 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012c0e21c0 ffff8800b601f000 lustre 192.168.201.113@tcp:/lustre /mnt/lustre ffff88012c0e2000 ffff8800b5850000 lustre 192.168.201.113@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 601.061667] [] SYSC_renameat2+0xbf/0x570 [ 601.065854] [] ? handle_mm_fault+0xc2/0x150 [ 601.069123] [] SyS_renameat2+0xe/0x10 [ 601.070988] [] SyS_rename+0x1e/0x20 [ 601.073055] [] system_call_fastpath+0x1f/0x24 [ 601.075035] INFO: task mkdir:2585 blocked for more than 120 seconds. [ 601.076857] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 601.078980] mkdir D ffff8800a4a2d550 12832 2585 20216 0x00000000 [ 601.080793] Call Trace: [ 601.081835] [] schedule_preempt_disabled+0x39/0x90 [ 601.083615] [] __mutex_lock_slowpath+0x13a/0x340 [ 601.085904] [] mutex_lock+0x2d/0x40 [ 601.087537] [] filename_create+0x85/0x180 [ 601.089640] [] ? kmem_cache_alloc+0x11b/0x2e0 [ 601.092384] [] ? getname_flags+0xc4/0x1a0 [ 601.094350] [] user_path_create+0x41/0x60 [ 601.096962] [] SyS_mkdirat+0x46/0xe0 [ 601.099434] [] ? path_put+0x1e/0x30 [ 601.101385] [] SyS_mkdir+0x19/0x20 [ 601.102807] [] system_call_fastpath+0x1f/0x24 [ 601.104115] INFO: task mkdir:2592 blocked for more than 120 seconds. [ 601.105633] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 601.108609] mkdir D ffff88012e64ca40 12832 2592 20185 0x00000000 [ 601.111410] Call Trace: [ 601.112271] [] schedule_preempt_disabled+0x39/0x90 [ 601.115456] [] __mutex_lock_slowpath+0x13a/0x340 [ 601.118417] [] mutex_lock+0x2d/0x40 [ 601.121691] [] filename_create+0x85/0x180 [ 601.123423] [] ? kmem_cache_alloc+0x11b/0x2e0 [ 601.127150] [] ? getname_flags+0xc4/0x1a0 [ 601.129631] [] user_path_create+0x41/0x60 [ 601.132037] [] SyS_mkdirat+0x46/0xe0 [ 601.134279] [] ? path_put+0x1e/0x30 [ 601.135927] [] SyS_mkdir+0x19/0x20 [ 601.138155] [] system_call_fastpath+0x1f/0x24 [ 665.292926] hrtimer: interrupt took 4835292 ns [ 701.595949] LustreError: 27628:0:(lcommon_cl.c:195:cl_file_inode_init()) lustre: failed to initialize cl_object [0x200000403:0x4d54:0x0]: rc = -5 [ 701.602768] LustreError: 27628:0:(lcommon_cl.c:195:cl_file_inode_init()) Skipped 26 previous similar messages [ 701.610851] LustreError: 27628:0:(llite_lib.c:3739:ll_prep_inode()) lustre: new_inode - fatal error: rc = -5 [ 701.615297] LustreError: 27628:0:(llite_lib.c:3739:ll_prep_inode()) Skipped 26 previous similar messages ****************************************************************************** ************************ 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.22s (real) 5.52s (CPU), Child processes: 5.55s