************************ crashinfo ************************* /exports/testreports/47845/testresults/sanity-benchmark-special4-zfs-DNE-centos7_x86_64-centos7_x86_64-retry1/oleg137-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.H9Q6T/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47845/testresults/sanity-benchmark-special4-zfs-DNE-centos7_x86_64-centos7_x86_64-retry1/oleg137-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Dec 12 11:07:23 EST 2024 UPTIME: 01:05:13 LOAD AVERAGE: 2.00, 2.01, 1.95 TASKS: 154 NODENAME: oleg137-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 22 last 60s 26 ----- 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 ----- -------------- ------ ---------------------------- 921 in:imjournal 0 ms /usr/sbin/rsyslogd -n 5547 ldlm_bl_02 0 ms (no user stack) 541 kworker/2:2 0 ms (no user stack) 1 systemd 0 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 14 watchdog/1 18 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 348579 1.3 GB 36% of TOTAL MEM USED 606500 2.3 GB 63% of TOTAL MEM SHARED 485235 1.9 GB 50% of TOTAL MEM BUFFERS 5150 20.1 MB 0% of TOTAL MEM CACHED 528007 2 GB 55% of TOTAL MEM SLAB 40753 159.2 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 61695 241 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3459s ago PID=312 CPU=3 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 ... ran 3494s ago PID=11414 CPU=3 CMD=bonnie++ #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_killable+0x74 #8 do_generic_file_read.constprop.52+0x3c9 #9 generic_file_aio_read+0x1c9 #10 do_file_read_iter+0x8ca #11 ll_file_read_iter+0x2d #12 ll_file_aio_read+0x1b1 #13 ll_file_read+0x111 #14 vfs_read+0xb9 #15 sys_read+0x7f #16 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 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 -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 3909.0 eth0 n/a 2.9 RSS_TOTAL=80728 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 / ffff880138ccaa80 ffff880137719800 sysfs sysfs /sys ffff880138ccac40 ffff880139944000 proc proc /proc ffff880138ccae00 ffff880137678000 devtmpfs devtmpfs /dev ffff880138ccafc0 ffff8800b6d0a000 securityfs securityfs /sys/kernel/security ffff880137668700 ffff880137326000 tmpfs tmpfs /dev/shm ffff8801376688c0 ffff8801377d7000 devpts devpts /dev/pts ffff880137668a80 ffff880137326800 tmpfs tmpfs /run ffff880137668c40 ffff880137327800 tmpfs tmpfs /sys/fs/cgroup ffff880137668e00 ffff88012aab0000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137668fc0 ffff88012aab0800 pstore pstore /sys/fs/pstore ffff880138ccb180 ffff88012aac9800 cgroup cgroup /sys/fs/cgroup/blkio ffff880138ccb340 ffff88012aac9000 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccb500 ffff88012aac8800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880138ccb6c0 ffff88012aac8000 cgroup cgroup /sys/fs/cgroup/pids ffff880138ccb880 ffff88012aaca000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880138ccba40 ffff88012aaca800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880138ccbc00 ffff88012aacb000 cgroup cgroup /sys/fs/cgroup/cpuset ffff880138ccbdc0 ffff88012aacb800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aad8000 ffff88012aacc000 cgroup cgroup /sys/fs/cgroup/freezer ffff880137669180 ffff88012aab1000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669500 ffff88012aab5000 configfs configfs /sys/kernel/config ffff88012b274c40 ffff8800b6d0c000 ext4 /dev/nbd0 / ffff88012aad9180 ffff88012aa8f000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377cac40 ffff8800b587d800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801376696c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377cae00 ffff8800b587b000 hugetlbfs hugetlbfs /dev/hugepages ffff8801377cafc0 ffff8801377ec800 mqueue mqueue /dev/mqueue ffff880137669880 ffff8800b58a4800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aad9500 ffff8800b6388800 ramfs none /mnt ffff880137669a40 ffff8800b58a4000 tmpfs none /var/lib/stateless/writable ffff88012b274e00 ffff88012aa8c800 squashfs /dev/vda /home/green/git/lustre-release ffff88012b274fc0 ffff8800b58a4000 tmpfs none /var/cache/man ffff88012aad9880 ffff8800b58a4000 tmpfs none /var/log ffff8801377cb340 ffff8800b58a4000 tmpfs none /var/lib/dbus ffff880137669c00 ffff8800b58a4000 tmpfs none /tmp ffff880137669dc0 ffff8800b58a4000 tmpfs none /var/lib/dhclient ffff8800b63ee000 ffff8800b58a4000 tmpfs none /var/tmp ffff8800b63ee1c0 ffff8800b58a4000 tmpfs none /var/lib/NetworkManager ffff8800b63ee380 ffff8800b58a4000 tmpfs none /var/lib/systemd/random-seed ffff8800b63ee540 ffff8800b58a4000 tmpfs none /var/spool ffff88012b275180 ffff8800b58a4000 tmpfs none /var/lib/nfs ffff8800b63ee700 ffff8800b58a4000 tmpfs none /var/lib/gssproxy ffff88012aad9a40 ffff8800b58a4000 tmpfs none /var/lib/logrotate ffff88012b275340 ffff8800b58a4000 tmpfs none /etc ffff88012b275500 ffff8800b58a4000 tmpfs none /var/lib/rsyslog ffff88012b2756c0 ffff8800b58a4000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8801377cb500 ffff88012aab5800 nfs4 192.168.200.253:/exports/state/oleg137-client.virtnet /var/lib/stateless/state ffff88012aad9c00 ffff88012aab5800 nfs4 192.168.200.253:/exports/state/oleg137-client.virtnet /boot ffff8801377cbc00 ffff88012aab5800 nfs4 192.168.200.253:/exports/state/oleg137-client.virtnet /etc/etc/kdump.conf ffff88012b275880 ffff88012aa8f000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b63ef340 ffff8800b3dbe000 nfs4 192.168.200.253://exports/testreports/47845/testresults/sanity-benchmark-special4-zfs-DNE-centos7_x86_64-centos7_x86_64-retry1 /tmp/tmp/testlogs ffff88012a4ac540 ffff8800b6d0f800 tmpfs tmpfs /run/user/0 ffff8800b63ef6c0 ffff88012aa8c800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800af0d8e00 ffff8800aba29800 lustre 192.168.201.137@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1561.699317] [] worker_thread+0x126/0x3b0 [ 1561.701484] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1561.704117] [] kthread+0xe4/0xf0 [ 1561.706093] [] ? kthread_create_on_node+0x140/0x140 [ 1561.708583] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1561.711114] [] ? kthread_create_on_node+0x140/0x140 [ 1619.262344] LustreError: 5546:0:(osc_cache.c:908:osc_extent_wait()) extent ffff8801310d3780@{[2048 -> 2303/2303], [3|0|+|rpc|wiY|ffff8800951a24e0], [1703936|256|+|-|ffff88009804ef40|256|ffff8800b6fea220]} lustre-OST0001-osc-ffff8800aba29800: wait ext to 0 timedout, recovery in progress? [ 1619.264365] LustreError: 6054:0:(osc_cache.c:908:osc_extent_wait()) ### extent: ffff8801368a0b40 ns: lustre-OST0000-osc-ffff8800aba29800 lock: ffff88012dc39440/0x3a79bcec22c13d96 lrc: 11/0,0 mode: PW/PW res: [0x280000400:0x45f:0x0].0x0 rrc: 2 type: EXT [0->18446744073709551615] (req 0->8191) gid 0 flags: 0x800029400000000 nid: local remote: 0xb2aaab8c3db161a1 expref: -99 pid: 11414 timeout: 0 lvb_type: 1 [ 1619.289430] LustreError: 5546:0:(osc_cache.c:908:osc_extent_wait()) Skipped 1 previous similar message [ 1681.713345] INFO: task kworker/u8:3:312 blocked for more than 120 seconds. [ 1681.716438] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1681.719867] kworker/u8:3 D ffff8801399c5550 11648 312 2 0x00000000 [ 1681.723277] Workqueue: writeback bdi_writeback_workfn (flush-lustre-ffff8800ab) [ 1681.726741] Call Trace: [ 1681.727887] [] schedule+0x29/0x70 [ 1681.730346] [] schedule_timeout+0x209/0x290 [ 1681.733134] [] ? osc_sync_base+0xf3/0x280 [osc] [ 1681.736041] [] wait_for_completion+0xfc/0x140 [ 1681.738872] [] ? wake_up_state+0x20/0x20 [ 1681.741506] [] osc_io_fsync_end+0x5c/0x90 [osc] [ 1681.744450] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.747318] [] lov_io_end_wrapper+0xeb/0xf0 [lov] [ 1681.750268] [] lov_io_fsync_end+0x80/0x1b0 [lov] [ 1681.753192] [] cl_io_end+0x5c/0x150 [obdclass] [ 1681.756051] [] cl_io_loop+0xad/0x230 [obdclass] [ 1681.759320] [] cl_sync_file_range+0x30c/0x3b0 [lustre] [ 1681.762911] [] ll_writepages+0xf1/0x230 [lustre] [ 1681.765870] [] do_writepages+0x21/0x50 [ 1681.768370] [] __writeback_single_inode+0x40/0x2a0 [ 1681.771238] [] writeback_sb_inodes+0x2a6/0x480 [ 1681.773924] [] __writeback_inodes_wb+0x9f/0xd0 [ 1681.776534] [] wb_writeback+0x28b/0x340 [ 1681.778907] [] bdi_writeback_workfn+0x20c/0x4e0 [ 1681.781468] [] process_one_work+0x18d/0x4a0 [ 1681.783841] [] worker_thread+0x126/0x3b0 [ 1681.786069] [] ? manage_workers.isra.23+0x2a0/0x2a0 [ 1681.788594] [] kthread+0xe4/0xf0 [ 1681.790612] [] ? kthread_create_on_node+0x140/0x140 [ 1681.793113] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1681.795434] [] ? 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.31s (real) 5.85s (CPU), Child processes: 5.44s