************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg405-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.TROF2/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg405-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:34:20 EDT 2024 UPTIME: 00:33:31 LOAD AVERAGE: 2.00, 1.99, 1.73 TASKS: 158 NODENAME: oleg405-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=2001 CPU=0 CMD=lnet_discovery #-1 lnet_peer_discovery+0xb5, 449 bytes of data #0 _raw_spin_unlock_irq+0xe #1 __schedule+0x32a #2 kthread+0xe4 #3 ret_from_fork_nospec_begin+0x7 -- 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 25 last 60s 30 ----- 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 ----- -------------- ------ ---------------------------- 2001 lnet_discovery 0 ms (no user stack) 5874 ldlm_bl_03 0 ms (no user stack) 34 rcuos/3 0 ms (no user stack) 10530 kworker/u8:2 7 ms (no user stack) 46 kworker/2:1 8 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 859686 3.3 GB 90% of TOTAL MEM USED 95393 372.6 MB 9% of TOTAL MEM SHARED 10019 39.1 MB 1% of TOTAL MEM BUFFERS 5294 20.7 MB 0% of TOTAL MEM CACHED 46839 183 MB 4% of TOTAL MEM SLAB 10868 42.5 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 64189 250.7 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1774s ago PID=9883 CPU=0 CMD=lfs #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 vvp_prune+0x235 #12 cl_object_prune+0x5d #13 lov_conf_set+0x2c3 #14 cl_conf_set+0x68 #15 ll_layout_conf+0x81 #16 ll_layout_refresh+0x639 #17 pcc_readwrite_attach_fini+0x1da #18 ll_file_unlock_lease+0x49b #19 ll_file_set_lease+0x118 #20 ll_file_ioctl+0x20b4 #21 do_vfs_ioctl+0x40d #22 sys_ioctl+0xa1 #23 system_call_fastpath+0x1f, 477 bytes of data ... ran 1873s ago PID=5367 CPU=2 CMD=ldlm_bl_02 #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=lnet_discovery ---+ 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): 4 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 2009.2 eth0 n/a 0.1 RSS_TOTAL=84488 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 / ffff88012ab18000 ffff8800b7e58800 sysfs sysfs /sys ffff88012ab181c0 ffff880139944000 proc proc /proc ffff88012ab18380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012ab18540 ffff8800b6ce9800 securityfs securityfs /sys/kernel/security ffff88012ab18700 ffff8800b7e59000 tmpfs tmpfs /dev/shm ffff88012ab188c0 ffff88012b288800 devpts devpts /dev/pts ffff88012ab18a80 ffff8800b7e59800 tmpfs tmpfs /run ffff88012ab18c40 ffff8800b7e5a000 tmpfs tmpfs /sys/fs/cgroup ffff88012ab18e00 ffff8800b7e5a800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012ab18fc0 ffff8800b7e5b000 pstore pstore /sys/fs/pstore ffff88012ab19180 ffff8800b7e5d000 cgroup cgroup /sys/fs/cgroup/memory ffff88012ab19340 ffff8800b7e5c800 cgroup cgroup /sys/fs/cgroup/devices ffff88012ab19500 ffff8800b7e5c000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012ab196c0 ffff8800b7e5b800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012ab19880 ffff8800b7e5d800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012ab19a40 ffff8800b7e5e000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012ab19c00 ffff8800b7e5e800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012ab19dc0 ffff8800b7e5f000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aaa4000 ffff8800b7e5f800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aaa41c0 ffff88012aab0000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880138ccaa80 ffff88012aaf2000 configfs configfs /sys/kernel/config ffff880137668700 ffff88012a4ae000 ext4 /dev/nbd0 / ffff880138ccae00 ffff88012b28c800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801376688c0 ffff88012aaf4000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880138ccafc0 ffff88012a671800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aaa5500 ffff88012b28a000 mqueue mqueue /dev/mqueue ffff8801377f76c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f7880 ffff8800b5812000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f7a40 ffff8800b5814000 ramfs none /mnt ffff88012aaa5880 ffff8800b6fe0000 tmpfs none /var/lib/stateless/writable ffff8801377f7c00 ffff8800b58f4000 squashfs /dev/vda /home/green/git/lustre-release ffff88012aaa5c00 ffff8800b6fe0000 tmpfs none /var/cache/man ffff880137668a80 ffff8800b6fe0000 tmpfs none /var/log ffff8801377f7dc0 ffff8800b6fe0000 tmpfs none /var/lib/dbus ffff88012aaa5dc0 ffff8800b6fe0000 tmpfs none /tmp ffff8801377f7500 ffff8800b6fe0000 tmpfs none /var/lib/dhclient ffff8800b5b26000 ffff8800b6fe0000 tmpfs none /var/tmp ffff8801377f6e00 ffff8800b6fe0000 tmpfs none /var/lib/NetworkManager ffff880137668c40 ffff8800b6fe0000 tmpfs none /var/lib/systemd/random-seed ffff8800b5b261c0 ffff8800b6fe0000 tmpfs none /var/spool ffff8801377f7340 ffff8800b6fe0000 tmpfs none /var/lib/nfs ffff880137668e00 ffff8800b6fe0000 tmpfs none /var/lib/gssproxy ffff8800b5b26380 ffff8800b6fe0000 tmpfs none /var/lib/logrotate ffff880137668fc0 ffff8800b6fe0000 tmpfs none /etc ffff880137669180 ffff8800b6fe0000 tmpfs none /var/lib/rsyslog ffff880137669340 ffff8800b6fe0000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8801377f7180 ffff8800b3c63000 nfs4 192.168.200.253:/exports/state/oleg405-client.virtnet /var/lib/stateless/state ffff8800b5b268c0 ffff8800b3c63000 nfs4 192.168.200.253:/exports/state/oleg405-client.virtnet /boot ffff880138ccb180 ffff8800b3c63000 nfs4 192.168.200.253:/exports/state/oleg405-client.virtnet /etc/etc/kdump.conf ffff8800b5b26a80 ffff88012b28c800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012d028c40 ffff8800b5814800 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b60d4000 ffff88012aab4000 tmpfs tmpfs /run/user/0 ffff88012d028380 ffff8800b58f4000 squashfs /dev/vda /usr/sbin/mount.lustre ffff880138ccb500 ffff8800b6224800 lustre 192.168.204.105@tcp:/lustre /mnt/lustre ffff880138ccb880 ffff88012aab1000 lustre 192.168.204.105@tcp:/lustre /mnt/lustre2 ffff880138ccba40 ffff88012aab5800 ext4 /dev/loop0 /mnt/pcc.d1a.sanity-pcc +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 841.420066] [] ? bit_wait+0x50/0x50 [ 841.421471] [] schedule+0x29/0x70 [ 841.422644] [] schedule_timeout+0x209/0x290 [ 841.424203] [] ? string.isra.7+0x3b/0xf0 [ 841.425620] [] ? kvm_clock_read+0x33/0x40 [ 841.426961] [] ? kvm_clock_get_cycles+0x9/0x10 [ 841.428479] [] ? ktime_get_ts64+0x4c/0xf0 [ 841.429957] [] ? bit_wait+0x50/0x50 [ 841.431232] [] io_schedule_timeout+0xad/0x130 [ 841.432666] [] io_schedule+0x18/0x20 [ 841.433842] [] bit_wait_io+0x11/0x50 [ 841.434997] [] __wait_on_bit_lock+0x5f/0xc0 [ 841.436294] [] ? __find_get_pages+0x132/0x1f0 [ 841.437574] [] __lock_page+0x74/0x90 [ 841.438679] [] ? wake_bit_function+0x40/0x40 [ 841.439996] [] truncate_inode_pages_range+0x79a/0x7d0 [ 841.441398] [] ? do_raw_spin_unlock+0x49/0x90 [ 841.442673] [] ? __wake_up_common_lock+0x91/0xc0 [ 841.443911] [] ? sched_feat_set+0xf0/0xf0 [ 841.445098] [] ? __wake_up+0x13/0x20 [ 841.446254] [] ? lu_object_put+0x146/0x4c0 [obdclass] [ 841.447632] [] truncate_inode_pages_final+0x4c/0x60 [ 841.448962] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 841.450557] [] vvp_prune+0x235/0x2f0 [lustre] [ 841.451846] [] cl_object_prune+0x5d/0x140 [obdclass] [ 841.453208] [] lov_conf_set+0x2c3/0xe10 [lov] [ 841.454446] [] cl_conf_set+0x68/0x150 [obdclass] [ 841.455715] [] ll_layout_conf+0x81/0x460 [lustre] [ 841.456994] [] ? mdc_set_lock_data+0xdb/0x240 [mdc] [ 841.458332] [] ll_layout_refresh+0x639/0xb20 [lustre] [ 841.459669] [] pcc_readwrite_attach_fini+0x1da/0x4b0 [lustre] [ 841.461246] [] ll_file_unlock_lease+0x49b/0xf80 [lustre] [ 841.462712] [] ll_file_set_lease+0x118/0x910 [lustre] [ 841.464164] [] ? lprocfs_counter_add+0xe9/0x180 [obdclass] [ 841.465589] [] ll_file_ioctl+0x20b4/0x5a70 [lustre] [ 841.466890] [] ? __handle_mm_fault+0x31d/0x720 [ 841.468143] [] do_vfs_ioctl+0x40d/0x6c0 [ 841.469301] [] ? __do_page_fault+0x1c5/0x500 [ 841.470486] [] SyS_ioctl+0xa1/0xc0 [ 841.471541] [] 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.35s (real) 5.87s (CPU), Child processes: 5.46s