************************ crashinfo ************************* /exports/testreports/47154/testresults/recovery-small-zfs-centos7_x86_64-centos7_x86_64/oleg360-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.RUHJv/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47154/testresults/recovery-small-zfs-centos7_x86_64-centos7_x86_64/oleg360-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Nov 13 13:15:27 EST 2024 UPTIME: 01:08:20 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 158 NODENAME: oleg360-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 19 last 5s 30 last 60s 35 ----- 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 ----- -------------- ------ ---------------------------- 13 watchdog/0 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 21 watchdog/2 0 ms (no user stack) 1956 monitor_thread 163 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 857489 3.3 GB 89% of TOTAL MEM USED 97590 381.2 MB 10% of TOTAL MEM SHARED 10133 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 11043 43.1 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 66184 258.5 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3603s ago PID=15930 CPU=3 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 4098.2 eth0 n/a 0.2 RSS_TOTAL=94768 pages, %mem= 1.6 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012ab1a000 ffff88012ab20000 sysfs sysfs /sys ffff88012ab1a1c0 ffff880139944000 proc proc /proc ffff88012ab1a380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012ab1a540 ffff8800b6d11000 securityfs securityfs /sys/kernel/security ffff88012ab1a700 ffff88012ab20800 tmpfs tmpfs /dev/shm ffff88012ab1a8c0 ffff8801372f6000 devpts devpts /dev/pts ffff88012ab1aa80 ffff88012ab21000 tmpfs tmpfs /run ffff88012ab1ac40 ffff88012ab21800 tmpfs tmpfs /sys/fs/cgroup ffff88012ab1ae00 ffff88012ab22000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012ab1afc0 ffff88012ab22800 pstore pstore /sys/fs/pstore ffff88012ab1b180 ffff88012ab24800 cgroup cgroup /sys/fs/cgroup/memory ffff88012ab1b340 ffff88012ab24000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012ab1b500 ffff88012ab23800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012ab1b6c0 ffff88012ab23000 cgroup cgroup /sys/fs/cgroup/pids ffff88012ab1b880 ffff88012ab25000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012ab1ba40 ffff88012ab25800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012ab1bc00 ffff88012ab26000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012ab1bdc0 ffff88012ab26800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aace000 ffff88012ab27000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aace1c0 ffff88012ab27800 cgroup cgroup /sys/fs/cgroup/devices ffff88012b266a80 ffff8800b7894800 configfs configfs /sys/kernel/config ffff88012b266fc0 ffff8800b7893000 ext4 /dev/nbd0 / ffff880137668380 ffff8800b6d3c000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137668a80 ffff88013767e000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137668c40 ffff88012a4ab800 hugetlbfs hugetlbfs /dev/hugepages ffff880137668e00 ffff8801372f7800 mqueue mqueue /dev/mqueue ffff880137668fc0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b61de540 ffff88012abe2800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aace540 ffff8800b6d3d000 ramfs none /mnt ffff8800b61de700 ffff8800b7897000 tmpfs none /var/lib/stateless/writable ffff880137669340 ffff8800b7895800 squashfs /dev/vda /home/green/git/lustre-release ffff880137669500 ffff8800b7897000 tmpfs none /var/cache/man ffff88012b2668c0 ffff8800b7897000 tmpfs none /var/log ffff8801376696c0 ffff8800b7897000 tmpfs none /var/lib/dbus ffff880137669880 ffff8800b7897000 tmpfs none /tmp ffff880137669a40 ffff8800b7897000 tmpfs none /var/lib/dhclient ffff88012b267180 ffff8800b7897000 tmpfs none /var/tmp ffff880137669c00 ffff8800b7897000 tmpfs none /var/lib/NetworkManager ffff8800b61de8c0 ffff8800b7897000 tmpfs none /var/lib/systemd/random-seed ffff880137669dc0 ffff8800b7897000 tmpfs none /var/spool ffff8801376688c0 ffff8800b7897000 tmpfs none /var/lib/nfs ffff880137668700 ffff8800b7897000 tmpfs none /var/lib/gssproxy ffff88012aace700 ffff8800b7897000 tmpfs none /var/lib/logrotate ffff88012aace8c0 ffff8800b7897000 tmpfs none /etc ffff88012aacea80 ffff8800b7897000 tmpfs none /var/lib/rsyslog ffff88012aacec40 ffff8800b7897000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b61dea80 ffff8800b6d3b000 nfs4 192.168.200.253:/exports/state/oleg360-client.virtnet /var/lib/stateless/state ffff88012aacee00 ffff8800b6d3b000 nfs4 192.168.200.253:/exports/state/oleg360-client.virtnet /boot ffff88012aacefc0 ffff8800b6d3b000 nfs4 192.168.200.253:/exports/state/oleg360-client.virtnet /etc/etc/kdump.conf ffff88012aacf180 ffff8800b6d3c000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3c78540 ffff8800b3a3b000 nfs4 192.168.200.253://exports/testreports/47154/testresults/recovery-small-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b61df6c0 ffff8800b58ed000 tmpfs tmpfs /run/user/0 ffff88012aacfc00 ffff8800b7895800 squashfs /dev/vda /usr/sbin/mount.lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1681.447216] [] __cleanup_mnt+0x12/0x20 [ 1681.449445] [] task_work_run+0xb5/0xf0 [ 1681.451657] [] do_notify_resume+0x92/0xb0 [ 1681.453985] [] int_signal+0x12/0x17 [ 1801.456074] INFO: task umount:15930 blocked for more than 120 seconds. [ 1801.459091] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1801.462571] umount D ffff88012aa92818 13056 15930 15929 0x00000000 [ 1801.466010] Call Trace: [ 1801.467163] [] ? bit_wait+0x50/0x50 [ 1801.469634] [] schedule+0x29/0x70 [ 1801.471995] [] schedule_timeout+0x209/0x290 [ 1801.474736] [] ? string.isra.7+0x3b/0xf0 [ 1801.477378] [] ? kvm_clock_read+0x33/0x40 [ 1801.480027] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1801.482854] [] ? ktime_get_ts64+0x4c/0xf0 [ 1801.485506] [] ? bit_wait+0x50/0x50 [ 1801.487778] [] io_schedule_timeout+0xad/0x130 [ 1801.490599] [] io_schedule+0x18/0x20 [ 1801.493037] [] bit_wait_io+0x11/0x50 [ 1801.495527] [] __wait_on_bit_lock+0x5f/0xc0 [ 1801.498260] [] ? __find_get_pages+0x132/0x1f0 [ 1801.501055] [] __lock_page+0x74/0x90 [ 1801.503526] [] ? wake_bit_function+0x40/0x40 [ 1801.506412] [] truncate_inode_pages_range+0x79a/0x7d0 [ 1801.509482] [] truncate_inode_pages_final+0x4c/0x60 [ 1801.512558] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 1801.516100] [] ll_delete_inode+0x38/0x150 [lustre] [ 1801.519096] [] evict+0xaf/0x180 [ 1801.521370] [] dispose_list+0x3e/0x70 [ 1801.523866] [] evict_inodes+0x161/0x190 [ 1801.526311] [] generic_shutdown_super+0x37/0xf0 [ 1801.528970] [] kill_anon_super+0x12/0x20 [ 1801.531452] [] lustre_kill_super+0x2b/0x30 [lustre] [ 1801.534263] [] deactivate_locked_super+0x49/0x60 [ 1801.536962] [] deactivate_super+0x46/0x60 [ 1801.539263] [] cleanup_mnt+0x3f/0x80 [ 1801.541383] [] __cleanup_mnt+0x12/0x20 [ 1801.543560] [] task_work_run+0xb5/0xf0 [ 1801.545567] [] do_notify_resume+0x92/0xb0 [ 1801.547616] [] 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 10.97s (real) 5.62s (CPU), Child processes: 5.32s