************************ crashinfo ************************* /exports/testreports/47154/testresults/recovery-small-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg124-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.6N69a/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47154/testresults/recovery-small-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg124-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Nov 13 13:15:43 EST 2024 UPTIME: 01:08:33 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 158 NODENAME: oleg124-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 14 last 5s 27 last 60s 32 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 153 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 ----- -------------- ------ ---------------------------- 5392 ldlm_bl_01 0 ms (no user stack) 68 kworker/2:1 0 ms (no user stack) 34 rcuos/3 0 ms (no user stack) 794 kworker/1:2 97 ms (no user stack) 917 in:imjournal 97 ms /usr/sbin/rsyslogd -n +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 856612 3.3 GB 89% of TOTAL MEM USED 98467 384.6 MB 10% of TOTAL MEM SHARED 10131 39.6 MB 1% of TOTAL MEM BUFFERS 5201 20.3 MB 0% of TOTAL MEM CACHED 46365 181.1 MB 4% of TOTAL MEM SLAB 11014 43 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 66148 258.4 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3604s ago PID=16819 CPU=1 CMD=umount #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 io_schedule_timeout+0xad #4 io_schedule+0x18 #5 bit_wait_io+0x11 #6 __wait_on_bit_lock+0x5f #7 __lock_page+0x74 #8 truncate_inode_pages_range+0x79a #9 truncate_inode_pages_final+0x4c #10 ll_truncate_inode_pages_final+0x30 #11 ll_delete_inode+0x38 #12 evict+0xaf #13 dispose_list+0x3e #14 evict_inodes+0x161 #15 generic_shutdown_super+0x37 #16 kill_anon_super+0x12 #17 lustre_kill_super+0x2b #18 deactivate_locked_super+0x49 #19 deactivate_super+0x46 #20 cleanup_mnt+0x3f #21 __cleanup_mnt+0x12 #22 task_work_run+0xb5 #23 do_notify_resume+0x92 #24 int_signal+0x12, 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 4110.9 eth0 n/a 1.1 RSS_TOTAL=97160 pages, %mem= 1.6 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aa86000 ffff88012aa98000 sysfs sysfs /sys ffff88012aa861c0 ffff880139944000 proc proc /proc ffff88012aa86380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa86540 ffff8800b6c7d800 securityfs securityfs /sys/kernel/security ffff88012aa86700 ffff88012aa98800 tmpfs tmpfs /dev/shm ffff88012aa868c0 ffff880137107800 devpts devpts /dev/pts ffff88012aa86a80 ffff88012aa99000 tmpfs tmpfs /run ffff88012aa86c40 ffff88012aa99800 tmpfs tmpfs /sys/fs/cgroup ffff88012aa86e00 ffff88012aa9a000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa86fc0 ffff88012aa9a800 pstore pstore /sys/fs/pstore ffff88012aa40000 ffff8800b6d0a800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa401c0 ffff8800b6d0a000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa40380 ffff8800b6d09800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa40540 ffff8800b6d09000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa40700 ffff8800b6d0b000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa408c0 ffff8800b6d0b800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa40a80 ffff8800b6d0c000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa40c40 ffff8800b6d0c800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa40e00 ffff8800b6d0d000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa40fc0 ffff8800b6d0d800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa41180 ffff8800b6d0e800 configfs configfs /sys/kernel/config ffff88012aa87500 ffff88012aa9c000 ext4 /dev/nbd0 / ffff8800b6296e00 ffff88013767a000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aa876c0 ffff8800b6f98800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa87880 ffff8800b6f9b000 hugetlbfs hugetlbfs /dev/hugepages ffff88012aa41880 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aa87a40 ffff88012b231000 mqueue mqueue /dev/mqueue ffff880137668540 ffff8800b60a2000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b6296fc0 ffff8800b58f6000 ramfs none /mnt ffff8800b6297180 ffff8800b58ae000 tmpfs none /var/lib/stateless/writable ffff880137668700 ffff8800b615e800 squashfs /dev/vda /home/green/git/lustre-release ffff88012aa41a40 ffff8800b58ae000 tmpfs none /var/cache/man ffff88012aa87dc0 ffff8800b58ae000 tmpfs none /var/log ffff8801376688c0 ffff8800b58ae000 tmpfs none /var/lib/dbus ffff88012aa41c00 ffff8800b58ae000 tmpfs none /tmp ffff8800b591a000 ffff8800b58ae000 tmpfs none /var/lib/dhclient ffff8800b591a1c0 ffff8800b58ae000 tmpfs none /var/tmp ffff8800b591a380 ffff8800b58ae000 tmpfs none /var/lib/NetworkManager ffff8800b591a540 ffff8800b58ae000 tmpfs none /var/lib/systemd/random-seed ffff88012aa41dc0 ffff8800b58ae000 tmpfs none /var/spool ffff88012aa416c0 ffff8800b58ae000 tmpfs none /var/lib/nfs ffff8800b591a700 ffff8800b58ae000 tmpfs none /var/lib/gssproxy ffff88012aa41500 ffff8800b58ae000 tmpfs none /var/lib/logrotate ffff8800b591a8c0 ffff8800b58ae000 tmpfs none /etc ffff880137668a80 ffff8800b58ae000 tmpfs none /var/lib/rsyslog ffff88012aa41340 ffff8800b58ae000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880137668c40 ffff8800b58f5000 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /var/lib/stateless/state ffff8800b591aa80 ffff8800b58f5000 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /boot ffff88012d42c000 ffff8800b58f5000 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /etc/etc/kdump.conf ffff88012d42c1c0 ffff88013767a000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3fbc380 ffff8800b58eb000 nfs4 192.168.200.253://exports/testreports/47154/testresults/recovery-small-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b5a0c000 ffff8800b6311800 tmpfs tmpfs /run/user/0 ffff8800b3fbcc40 ffff8800b615e800 squashfs /dev/vda /usr/sbin/mount.lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1681.372125] [] __cleanup_mnt+0x12/0x20 [ 1681.374387] [] task_work_run+0xb5/0xf0 [ 1681.376492] [] do_notify_resume+0x92/0xb0 [ 1681.378675] [] int_signal+0x12/0x17 [ 1801.380725] INFO: task umount:16819 blocked for more than 120 seconds. [ 1801.383898] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1801.387857] umount D ffff8800a9786c58 12984 16819 16818 0x00000000 [ 1801.391671] Call Trace: [ 1801.392859] [] ? bit_wait+0x50/0x50 [ 1801.395689] [] schedule+0x29/0x70 [ 1801.398429] [] schedule_timeout+0x209/0x290 [ 1801.401505] [] ? string.isra.7+0x3b/0xf0 [ 1801.404455] [] ? kvm_clock_read+0x33/0x40 [ 1801.407554] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1801.410656] [] ? ktime_get_ts64+0x4c/0xf0 [ 1801.413568] [] ? bit_wait+0x50/0x50 [ 1801.416228] [] io_schedule_timeout+0xad/0x130 [ 1801.419260] [] io_schedule+0x18/0x20 [ 1801.421942] [] bit_wait_io+0x11/0x50 [ 1801.424661] [] __wait_on_bit_lock+0x5f/0xc0 [ 1801.427687] [] ? __find_get_pages+0x132/0x1f0 [ 1801.430826] [] __lock_page+0x74/0x90 [ 1801.433749] [] ? wake_bit_function+0x40/0x40 [ 1801.436419] [] truncate_inode_pages_range+0x79a/0x7d0 [ 1801.439454] [] truncate_inode_pages_final+0x4c/0x60 [ 1801.442487] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 1801.446128] [] ll_delete_inode+0x38/0x150 [lustre] [ 1801.449145] [] evict+0xaf/0x180 [ 1801.451340] [] dispose_list+0x3e/0x70 [ 1801.453571] [] evict_inodes+0x161/0x190 [ 1801.455975] [] generic_shutdown_super+0x37/0xf0 [ 1801.458635] [] kill_anon_super+0x12/0x20 [ 1801.461051] [] lustre_kill_super+0x2b/0x30 [lustre] [ 1801.463810] [] deactivate_locked_super+0x49/0x60 [ 1801.466118] [] deactivate_super+0x46/0x60 [ 1801.468311] [] cleanup_mnt+0x3f/0x80 [ 1801.470257] [] __cleanup_mnt+0x12/0x20 [ 1801.472279] [] task_work_run+0xb5/0xf0 [ 1801.474125] [] do_notify_resume+0x92/0xb0 [ 1801.475998] [] int_signal+0x12/0x17 ****************************************************************************** ************************ 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 11.07s (real) 5.66s (CPU), Child processes: 5.37s