************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special6-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg146-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.8PxBf/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special6-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg146-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:08:05 EST 2024 UPTIME: 01:05:56 LOAD AVERAGE: 2.00, 2.00, 1.95 TASKS: 154 NODENAME: oleg146-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 26 last 60s 31 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 148 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 1 TASK_UNINTERRUPTIBLE|TASK_DEAD 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 ----- -------------- ------ ---------------------------- 11 rcuos/0 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 11414 bonnie++ 104 ms bonnie++ -f -r 0 -s5280 -n 10 -u500:500 -d/mnt/lustre/d0.bonnie +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 367150 1.4 GB 38% of TOTAL MEM USED 587929 2.2 GB 61% of TOTAL MEM SHARED 469014 1.8 GB 49% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 511784 2 GB 53% of TOTAL MEM SLAB 40129 156.8 MB 4% 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 61676 240.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3533s ago PID=301 CPU=0 CMD=kworker/u8:3 #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 wait_for_completion+0xfc #4 osc_io_fsync_end+0x5c #5 cl_io_end+0x5c #6 lov_io_end_wrapper+0xeb #7 lov_io_fsync_end+0x80 #8 cl_io_end+0x5c #9 cl_io_loop+0xad #10 cl_sync_file_range+0x30c #11 ll_writepages+0xf1 #12 do_writepages+0x21 #13 __writeback_single_inode+0x40 #14 writeback_sb_inodes+0x2a6 #15 __writeback_inodes_wb+0x9f #16 wb_writeback+0x28b #17 bdi_writeback_workfn+0x20c #18 process_one_work+0x18d #19 worker_thread+0x126 #20 kthread+0xe4 #21 ret_from_fork_nospec_begin+0x7 +-------------------------------+ >----------------------| 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 3 LISTEN 3 NAGLE disabled (TCP_NODELAY): 3 user_data set (NFS etc.): 1 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 3953.9 eth0 n/a 0.6 RSS_TOTAL=73324 pages, %mem= 1.2 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff88012aad8000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff88012b2a3000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff88012aad8800 tmpfs tmpfs /dev/shm ffff880137668c40 ffff8801372f6000 devpts devpts /dev/pts ffff880137668e00 ffff88012aad9000 tmpfs tmpfs /run ffff880137668fc0 ffff88012aad9800 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88012aada000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88012aada800 pstore pstore /sys/fs/pstore ffff880138ccafc0 ffff8800b6c7c800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880138ccb180 ffff8800b6c7d000 cgroup cgroup /sys/fs/cgroup/blkio ffff880138ccb340 ffff8800b6c7d800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880138ccb500 ffff8800b6c7e000 cgroup cgroup /sys/fs/cgroup/devices ffff880138ccb6c0 ffff8800b6c7e800 cgroup cgroup /sys/fs/cgroup/freezer ffff880138ccb880 ffff8800b6c7f000 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccba40 ffff8800b6c7f800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880138ccbc00 ffff88012aae8000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880137669500 ffff88012aadc800 cgroup cgroup /sys/fs/cgroup/pids ffff8801376696c0 ffff88012aadc000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012b25ec40 ffff88012b2a7000 configfs configfs /sys/kernel/config ffff88012b25f180 ffff88012b2a6000 ext4 /dev/nbd0 / ffff8800b6f2e1c0 ffff8800b6e0d000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880138ccbdc0 ffff88012a5a3800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012b25f340 ffff8800b5c95800 hugetlbfs hugetlbfs /dev/hugepages ffff88012e1b2000 ffff8801372f7800 mqueue mqueue /dev/mqueue ffff88012b25f500 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b25f6c0 ffff8800b5c94800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012e1b21c0 ffff88012a5a4000 ramfs none /mnt ffff8800b6f2ea80 ffff88012a500800 tmpfs none /var/lib/stateless/writable ffff8800b6f2ec40 ffff88012a501800 squashfs /dev/vda /home/green/git/lustre-release ffff8800b62bce00 ffff88012a500800 tmpfs none /var/cache/man ffff8800b6f2ee00 ffff88012a500800 tmpfs none /var/log ffff8800b62bcfc0 ffff88012a500800 tmpfs none /var/lib/dbus ffff88012e1b2380 ffff88012a500800 tmpfs none /tmp ffff8800b62bd180 ffff88012a500800 tmpfs none /var/lib/dhclient ffff8800b62bd340 ffff88012a500800 tmpfs none /var/tmp ffff8800b62bd500 ffff88012a500800 tmpfs none /var/lib/NetworkManager ffff8800b6f2efc0 ffff88012a500800 tmpfs none /var/lib/systemd/random-seed ffff8800b62bd6c0 ffff88012a500800 tmpfs none /var/spool ffff8800b62bd880 ffff88012a500800 tmpfs none /var/lib/nfs ffff8800b62bda40 ffff88012a500800 tmpfs none /var/lib/gssproxy ffff88012e1b2540 ffff88012a500800 tmpfs none /var/lib/logrotate ffff8800b62bdc00 ffff88012a500800 tmpfs none /etc ffff8800b62bddc0 ffff88012a500800 tmpfs none /var/lib/rsyslog ffff8800b5fee000 ffff88012a500800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012b25f880 ffff88012b2a4000 nfs4 192.168.200.253:/exports/state/oleg146-client.virtnet /var/lib/stateless/state ffff88012b25fc00 ffff88012b2a4000 nfs4 192.168.200.253:/exports/state/oleg146-client.virtnet /boot ffff8800b6f2f500 ffff88012b2a4000 nfs4 192.168.200.253:/exports/state/oleg146-client.virtnet /etc/etc/kdump.conf ffff8800b5fee1c0 ffff8800b6e0d000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b5feea80 ffff8800ad8a3000 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special6-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b5feec40 ffff8800ad8a5800 tmpfs tmpfs /run/user/0 ffff8800b5fef6c0 ffff88012a501800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b5e9e1c0 ffff8800ad8c3000 lustre 192.168.201.146@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.420678] [] worker_thread+0x126/0x3b0 [ 1561.423029] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.425711] [] kthread+0xe4/0xf0 [ 1561.427757] [] ? kthread_create_on_node+0x140/0x140 [ 1561.430426] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.433057] [] ? kthread_create_on_node+0x140/0x140 [ 1636.307648] LustreError: 10363:0:(osc_cache.c:908:osc_extent_wait()) extent ffff88009c024780@{[338944 -> 339967/339967], [3|0|+|rpc|wiY|ffff880094fb3380], [4218880|1024|+|-|ffff88012d7bd680|1024|ffff8800b37b2220]} lustre-OST0000-osc-ffff8800ad8c3000: wait ext to 0 timedout, recovery in progress? [ 1636.319679] LustreError: 10363:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff88009c024780 ns: lustre-OST0000-osc-ffff8800ad8c3000 lock: ffff88012d7bd680/0xf882df21ae623401 lrc: 88/0,0 mode: PW/PW res: [0x280000400:0x53a:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0x9f18880711b25a66 expref: -99 pid: 11414 timeout: 0 lvb_type: 1 [ 1681.435608] INFO: task kworker/u8:3:301 blocked for more than 120 seconds. [ 1681.438790] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.442347] kworker/u8:3 D ffff88013760e660 11872 301 2 0x00000000 [ 1681.445862] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff8800ad) [ 1681.449447] Call Trace: [ 1681.450608] [] schedule+0x29/0x70 [ 1681.453161] [] schedule_timeout+0x209/0x290 [ 1681.455959] [] ? osc_sync_base+0xf3/0x280 [osc] [ 1681.458887] [] wait_for_completion+0xfc/0x140 [ 1681.461721] [] ? wake_up_state+0x20/0x20 [ 1681.464384] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.467383] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.470269] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.473282] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.476291] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.479228] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.482185] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.485379] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.488365] [] do_writepages+0x21/0x50 [ 1681.490949] [] __writeback_single_inode+0x40/0x2a0 [ 1681.494034] [] ? enqueue_entity+0x2ef/0xc30 [ 1681.496803] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.499726] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.502640] [] wb_writeback+0x28b/0x340 [ 1681.505134] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.507895] [] process_one_work+0x18d/0x4a0 [ 1681.510485] [] worker_thread+0x126/0x3b0 [ 1681.512947] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1681.515674] [] kthread+0xe4/0xf0 [ 1681.517671] [] ? kthread_create_on_node+0x140/0x140 [ 1681.520213] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1681.522634] [] ? kthread_create_on_node+0x140/0x140 ****************************************************************************** ************************ 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 11.34s (real) 5.85s (CPU), Child processes: 5.41s