************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity-sec-zfs-centos7_x86_64-centos7_x86_64/oleg359-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.aXKiB/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity-sec-zfs-centos7_x86_64-centos7_x86_64/oleg359-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 19:57:48 EDT 2024 UPTIME: 01:56:59 LOAD AVERAGE: 2.00, 1.99, 1.72 TASKS: 158 NODENAME: oleg359-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 11 last 5s 25 last 60s 33 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 152 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 2 +++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 ----- -------------- ------ ---------------------------- 1634 ldlm_bl_02 0 ms (no user stack) 1950 socknal_reaper 0 ms (no user stack) 1 systemd 0 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 1956 monitor_thread 0 ms (no user stack) 12874 kworker/1:0 118 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 849236 3.2 GB 88% of TOTAL MEM USED 105843 413.4 MB 11% of TOTAL MEM SHARED 10552 41.2 MB 1% of TOTAL MEM BUFFERS 5136 20.1 MB 0% of TOTAL MEM CACHED 56206 219.6 MB 5% of TOTAL MEM SLAB 11470 44.8 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 69739 272.4 MB 9% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1703s ago PID=10991 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 ... ran 1869s ago PID=1633 CPU=2 CMD=ldlm_bl_01 #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 find_lock_page+0xe #10 truncate_inode_pages_range+0x4d9 #11 osc_discard_cb+0x20a #12 osc_page_gang_lookup+0x20f #13 osc_lock_discard_pages+0x16a #14 osc_ldlm_blocking_ast+0x35d #15 ldlm_cancel_callback+0x84 #16 ldlm_cli_cancel_local+0xb2 #17 ldlm_cli_cancel+0xd1 #18 osc_ldlm_blocking_ast+0x18a #19 ldlm_handle_bl_callback+0xc5 #20 ldlm_bl_thread_main+0x5fc #21 kthread+0xe4 #22 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 6 LISTEN 3 NAGLE disabled (TCP_NODELAY): 6 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 7017.5 eth0 n/a 1.8 RSS_TOTAL=109900 pages, %mem= 1.7 +++WARNING+++ Possible hang +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff880137679000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b6cda000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff880137679800 tmpfs tmpfs /dev/shm ffff880137668c40 ffff8801372fe000 devpts devpts /dev/pts ffff880137668e00 ffff88013767a000 tmpfs tmpfs /run ffff880137668fc0 ffff88013767a800 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767b000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767b800 pstore pstore /sys/fs/pstore ffff880137669500 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/cpuset ffff8801376696c0 ffff88013767d000 cgroup cgroup /sys/fs/cgroup/devices ffff880137669880 ffff88013767c800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669a40 ffff88013767c000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669c00 ffff88013767e000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669dc0 ffff88013767e800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa26000 ffff88013767f000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa261c0 ffff88013767f800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa26380 ffff88012ab18000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa26540 ffff88012ab18800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa268c0 ffff88012ab1d000 configfs configfs /sys/kernel/config ffff88012b266c40 ffff88012a4e0800 ext4 /dev/nbd0 / ffff8800b62d6380 ffff8800b6d10800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8800b6e1e700 ffff8800b6c9e800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa26a80 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b266e00 ffff8801372ff800 mqueue mqueue /dev/mqueue ffff8800b6e1e8c0 ffff8800b6c9f800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aa26c40 ffff88012ab1c800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b6e1ea80 ffff88012a677800 ramfs none /mnt ffff8800b62d6540 ffff88012a46e000 tmpfs none /var/lib/stateless/writable ffff8800b62d6700 ffff88012a674800 squashfs /dev/vda /home/green/git/lustre-release ffff88012aa26fc0 ffff88012a46e000 tmpfs none /var/cache/man ffff88012aa27180 ffff88012a46e000 tmpfs none /var/log ffff8800b62d6a80 ffff88012a46e000 tmpfs none /var/lib/dbus ffff8800b6e1ec40 ffff88012a46e000 tmpfs none /tmp ffff8800b6e1ee00 ffff88012a46e000 tmpfs none /var/lib/dhclient ffff88012b266fc0 ffff88012a46e000 tmpfs none /var/tmp ffff8800b6e1efc0 ffff88012a46e000 tmpfs none /var/lib/NetworkManager ffff88012aa27340 ffff88012a46e000 tmpfs none /var/lib/systemd/random-seed ffff88012b267180 ffff88012a46e000 tmpfs none /var/spool ffff88012b267340 ffff88012a46e000 tmpfs none /var/lib/nfs ffff8800b6e1f180 ffff88012a46e000 tmpfs none /var/lib/gssproxy ffff88012aa27500 ffff88012a46e000 tmpfs none /var/lib/logrotate ffff88012aa276c0 ffff88012a46e000 tmpfs none /etc ffff88012aa27880 ffff88012a46e000 tmpfs none /var/lib/rsyslog ffff88012aa27a40 ffff88012a46e000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b6e1f340 ffff8800b631f000 nfs4 192.168.200.253:/exports/state/oleg359-client.virtnet /var/lib/stateless/state ffff8800b6e1fa40 ffff8800b631f000 nfs4 192.168.200.253:/exports/state/oleg359-client.virtnet /boot ffff88012aa27c00 ffff8800b631f000 nfs4 192.168.200.253:/exports/state/oleg359-client.virtnet /etc/etc/kdump.conf ffff88012b267500 ffff8800b6d10800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b00f6c40 ffff8800b6307800 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity-sec-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b62d7880 ffff8800b5b00800 tmpfs tmpfs /run/user/0 ffff8800b00f6540 ffff88012a674800 squashfs /dev/vda /usr/sbin/mount.lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 5881.627194] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 5881.629463] umount D ffff8800a86e05f8 13200 10991 10990 0x00000000 [ 5881.631500] Call Trace: [ 5881.632117] [] ? bit_wait+0x50/0x50 [ 5881.633319] [] schedule+0x29/0x70 [ 5881.634737] [] schedule_timeout+0x209/0x290 [ 5881.636244] [] ? string.isra.7+0x3b/0xf0 [ 5881.637655] [] ? kvm_clock_read+0x33/0x40 [ 5881.639053] [] ? kvm_clock_get_cycles+0x9/0x10 [ 5881.640548] [] ? ktime_get_ts64+0x4c/0xf0 [ 5881.641928] [] ? bit_wait+0x50/0x50 [ 5881.643134] [] io_schedule_timeout+0xad/0x130 [ 5881.644497] [] io_schedule+0x18/0x20 [ 5881.645623] [] bit_wait_io+0x11/0x50 [ 5881.646987] [] __wait_on_bit_lock+0x5f/0xc0 [ 5881.648339] [] ? __find_get_pages+0x132/0x1f0 [ 5881.649678] [] __lock_page+0x74/0x90 [ 5881.650865] [] ? wake_bit_function+0x40/0x40 [ 5881.652116] [] truncate_inode_pages_range+0x79a/0x7d0 [ 5881.653546] [] ? do_raw_spin_unlock+0x49/0x90 [ 5881.654818] [] ? __wake_up_common_lock+0x91/0xc0 [ 5881.656122] [] ? sched_feat_set+0xf0/0xf0 [ 5881.657333] [] ? __wake_up+0x13/0x20 [ 5881.658476] [] ? lu_object_put+0x146/0x4c0 [obdclass] [ 5881.659919] [] truncate_inode_pages_final+0x4c/0x60 [ 5881.661244] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 5881.662765] [] ll_delete_inode+0x38/0x150 [lustre] [ 5881.664046] [] evict+0xaf/0x180 [ 5881.665050] [] dispose_list+0x3e/0x70 [ 5881.666169] [] evict_inodes+0x161/0x190 [ 5881.667274] [] generic_shutdown_super+0x37/0xf0 [ 5881.668446] [] kill_anon_super+0x12/0x20 [ 5881.669564] [] lustre_kill_super+0x2b/0x30 [lustre] [ 5881.670808] [] deactivate_locked_super+0x49/0x60 [ 5881.672006] [] deactivate_super+0x46/0x60 [ 5881.673101] [] cleanup_mnt+0x3f/0x80 [ 5881.674044] [] __cleanup_mnt+0x12/0x20 [ 5881.675000] [] task_work_run+0xb5/0xf0 [ 5881.676006] [] do_notify_resume+0x92/0xb0 [ 5881.677089] [] 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.35s (real) 5.82s (CPU), Child processes: 5.50s