************************ crashinfo ************************* /exports/testreports/47154/testresults/sanityn-zfs-centos7_x86_64-centos7_x86_64/oleg126-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.SsmbF/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47154/testresults/sanityn-zfs-centos7_x86_64-centos7_x86_64/oleg126-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Nov 13 13:09:14 EST 2024 UPTIME: 01:02:05 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 152 NODENAME: oleg126-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 15 last 5s 29 last 60s 35 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 147 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 ----- -------------- ------ ---------------------------- 1954 socknal_reaper 0 ms (no user stack) 1961 lnet_discovery 0 ms (no user stack) 20 rcuos/1 0 ms (no user stack) 1 systemd 5 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 24 911 in:imjournal 8 ms /usr/sbin/rsyslogd -n +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 859908 3.3 GB 90% of TOTAL MEM USED 95171 371.8 MB 9% of TOTAL MEM SHARED 10506 41 MB 1% of TOTAL MEM BUFFERS 5179 20.2 MB 0% of TOTAL MEM CACHED 47111 184 MB 4% of TOTAL MEM SLAB 11012 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 61779 241.3 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3606s ago PID=18448 CPU=0 CMD=bash #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 __find_lock_page+0x66 #9 grab_cache_page_write_begin+0x55 #10 ll_write_begin+0xcde #11 generic_file_buffered_write+0x108 #12 __generic_file_aio_write+0x1e2 #13 __generic_file_write_iter+0x6d30b #14 vvp_io_write_start+0x578 #15 cl_io_start+0x6d #16 cl_io_loop+0x9f #17 ll_file_io_generic+0x36b #18 do_file_write_iter+0x4ae #19 ll_file_write_iter+0x2d #20 ll_file_aio_write+0x1b1 #21 ll_file_write+0x111 #22 vfs_write+0xd6 #23 sys_write+0x7f #24 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 3722.6 eth0 n/a 1.2 RSS_TOTAL=73028 pages, %mem= 1.2 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aa60000 ffff880136410800 sysfs sysfs /sys ffff88012aa601c0 ffff880139944000 proc proc /proc ffff88012aa60380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa60540 ffff88012aa44800 securityfs securityfs /sys/kernel/security ffff88012aa60700 ffff880136411000 tmpfs tmpfs /dev/shm ffff88012aa608c0 ffff88012b290800 devpts devpts /dev/pts ffff88012aa60a80 ffff880136411800 tmpfs tmpfs /run ffff88012aa60c40 ffff880136412000 tmpfs tmpfs /sys/fs/cgroup ffff88012aa60e00 ffff880136412800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa60fc0 ffff880136413000 pstore pstore /sys/fs/pstore ffff88012aa61180 ffff880136415000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa61340 ffff880136414800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa61500 ffff880136414000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa616c0 ffff880136413800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa61880 ffff880136415800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa61a40 ffff880136416000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa61c00 ffff880136416800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa61dc0 ffff880136417000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aad0000 ffff880136417800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aad01c0 ffff88012aae8000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aad0380 ffff88012aaec800 configfs configfs /sys/kernel/config ffff88012aad0700 ffff88012aae8800 ext4 /dev/nbd0 / ffff8801376696c0 ffff88013767f000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137669880 ffff8800b6eda000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aad0e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b28ec40 ffff8800b6399000 hugetlbfs hugetlbfs /dev/hugepages ffff880137669a40 ffff88012b292000 mqueue mqueue /dev/mqueue ffff88012b28ee00 ffff8800b639d800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880137669c00 ffff8800b6fff000 ramfs none /mnt ffff88012b28efc0 ffff8800b639d000 tmpfs none /var/lib/stateless/writable ffff88012b28f180 ffff8800b639f000 squashfs /dev/vda /home/green/git/lustre-release ffff88012aad1180 ffff8800b639d000 tmpfs none /var/cache/man ffff88012b28f340 ffff8800b639d000 tmpfs none /var/log ffff880138ccb180 ffff8800b639d000 tmpfs none /var/lib/dbus ffff88012aad1340 ffff8800b639d000 tmpfs none /tmp ffff88012aad1500 ffff8800b639d000 tmpfs none /var/lib/dhclient ffff88012aad16c0 ffff8800b639d000 tmpfs none /var/tmp ffff88012aad1880 ffff8800b639d000 tmpfs none /var/lib/NetworkManager ffff88012aad1a40 ffff8800b639d000 tmpfs none /var/lib/systemd/random-seed ffff88012b28f500 ffff8800b639d000 tmpfs none /var/spool ffff88012b28f6c0 ffff8800b639d000 tmpfs none /var/lib/nfs ffff88012aad1c00 ffff8800b639d000 tmpfs none /var/lib/gssproxy ffff88012b28f880 ffff8800b639d000 tmpfs none /var/lib/logrotate ffff88012aad1dc0 ffff8800b639d000 tmpfs none /etc ffff88012aad0c40 ffff8800b639d000 tmpfs none /var/lib/rsyslog ffff88012b28fa40 ffff8800b639d000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012b28fc00 ffff8800b63af800 nfs4 192.168.200.253:/exports/state/oleg126-client.virtnet /var/lib/stateless/state ffff88012b28e8c0 ffff8800b63af800 nfs4 192.168.200.253:/exports/state/oleg126-client.virtnet /boot ffff88012b28fdc0 ffff8800b63af800 nfs4 192.168.200.253:/exports/state/oleg126-client.virtnet /etc/etc/kdump.conf ffff880137668540 ffff88013767f000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b6f616c0 ffff8800b38fa800 nfs4 192.168.200.253://exports/testreports/47154/testresults/sanityn-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b398c700 ffff88012a5c3800 tmpfs tmpfs /run/user/0 ffff880138ccb6c0 ffff8800b639f000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b6f60fc0 ffff8800aaebc000 lustre 192.168.201.126@tcp:/lustre /mnt/lustre ffff8800b3b4a1c0 ffff8800ab6e7000 lustre 192.168.201.126@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1201.359287] [] ll_file_write+0x111/0x1e0 [lustre] [ 1201.361664] [] vfs_write+0xd6/0x230 [ 1201.363674] [] SyS_write+0x7f/0xf0 [ 1201.365575] [] system_call_fastpath+0x1f/0x24 [ 1321.367012] INFO: task bash:18448 blocked for more than 120 seconds. [ 1321.370191] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1321.373364] bash D ffff8800a96bec58 11696 18448 6973 0x00000000 [ 1321.377231] Call Trace: [ 1321.378121] [] ? bit_wait+0x50/0x50 [ 1321.381868] [] schedule+0x29/0x70 [ 1321.385440] [] schedule_timeout+0x209/0x290 [ 1321.389381] [] ? kvm_clock_read+0x33/0x40 [ 1321.393392] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1321.398028] [] ? bit_wait+0x50/0x50 [ 1321.401727] [] io_schedule_timeout+0xad/0x130 [ 1321.406248] [] io_schedule+0x18/0x20 [ 1321.410679] [] bit_wait_io+0x11/0x50 [ 1321.415091] [] __wait_on_bit_lock+0x5f/0xc0 [ 1321.419865] [] __lock_page+0x74/0x90 [ 1321.423813] [] ? wake_bit_function+0x40/0x40 [ 1321.428272] [] __find_lock_page+0x66/0x80 [ 1321.432131] [] grab_cache_page_write_begin+0x55/0xc0 [ 1321.437296] [] ll_write_begin+0xcde/0xdc0 [lustre] [ 1321.442032] [] generic_file_buffered_write+0x108/0x280 [ 1321.446495] [] __generic_file_aio_write+0x1e2/0x400 [ 1321.450021] [] __generic_file_write_iter+0xcb/0x350 [lustre] [ 1321.454342] [] vvp_io_write_start+0x578/0xde0 [lustre] [ 1321.458128] [] ? lov_lock_enqueue+0x99/0x170 [lov] [ 1321.461666] [] ? cl_lock_request+0x67/0x210 [obdclass] [ 1321.465579] [] cl_io_start+0x6d/0x150 [obdclass] [ 1321.468847] [] cl_io_loop+0x9f/0x230 [obdclass] [ 1321.471973] [] ll_file_io_generic+0x36b/0x1000 [lustre] [ 1321.475129] [] do_file_write_iter+0x4ae/0xa80 [lustre] [ 1321.478169] [] ? handle_pte_fault+0x36d/0xca0 [ 1321.480891] [] ll_file_write_iter+0x2d/0x40 [lustre] [ 1321.483715] [] ll_file_aio_write+0x1b1/0x210 [lustre] [ 1321.486587] [] ll_file_write+0x111/0x1e0 [lustre] [ 1321.489140] [] vfs_write+0xd6/0x230 [ 1321.491185] [] SyS_write+0x7f/0xf0 [ 1321.493137] [] system_call_fastpath+0x1f/0x24 ****************************************************************************** ************************ 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 11.22s (real) 5.78s (CPU), Child processes: 5.41s