************************ crashinfo ************************* /exports/testreports/42551/testresults/ost-pools-zfs-centos7_x86_64-centos7_x86_64/oleg453-client-vmcore (3.10.0-7.9-debug) +==========================+ | *** Crashinfo v1.3.7 *** | +==========================+ +++WARNING+++ PARTIAL DUMP with size(vmcore) < 25% size(RAM) KERNEL: /tmp/crash-anaysis.EF8BF/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/ost-pools-zfs-centos7_x86_64-centos7_x86_64/oleg453-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:19:36 EDT 2024 UPTIME: 00:18:45 LOAD AVERAGE: 0.64, 0.38, 0.26 TASKS: 157 NODENAME: oleg453-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: "Kernel panic - not syncing: LBUG" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=31594 CPU=0 CMD=rm #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 do_raw_spin_lock+0x37, 507 bytes of data #4 do_raw_spin_lock+0x37 #5 _raw_spin_lock+0x1e #6 vvp_page_delete+0x5b #7 __cl_page_delete+0x92 #8 cl_page_delete+0x33 #9 ll_invalidatepage+0x92 #10 do_invalidatepage_range+0x71 #11 truncate_inode_page+0x77 #12 truncate_inode_pages_range+0x1ea #13 truncate_inode_pages_final+0x4c #14 ll_truncate_inode_pages_final+0x30 #15 ll_delete_inode+0x38 #16 evict+0xaf #17 iput+0xf5 #18 do_unlinkat+0x1ae #19 sys_unlinkat+0x1b #20 system_call_fastpath+0x1f, 477 bytes of data -- CPU#1 -- PID=5284 CPU=1 CMD=ldlm_bl_03 #0 machine_kexec+0x19e #1 __crash_kexec+0x72 #2 panic+0xf3 #3 lbug_with_loc+0x95 #4 __cl_page_discard+0x152 #5 osc_discard_cb+0x10c #6 osc_page_gang_lookup+0x20f #7 osc_lock_discard_pages+0x16a #8 osc_ldlm_blocking_ast+0x35d #9 ldlm_cancel_callback+0x84 #10 ldlm_cli_cancel_local+0xb2 #11 ldlm_cli_cancel+0xd1 #12 osc_ldlm_blocking_ast+0x18a #13 ldlm_handle_bl_callback+0xc5 #14 ldlm_bl_thread_main+0x5fc #15 kthread+0xe4 #16 ret_from_fork_nospec_begin+0x7 -- CPU#2 -- PID=0 CPU=2 CMD=swapper/2 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 native_safe_halt+0xb, 507 bytes of data #4 native_safe_halt+0xb #5 default_idle+0x1e #6 default_enter_idle+0x45 #7 cpuidle_enter_state+0x40 #8 cpuidle_idle_call+0xd8 #9 arch_cpu_idle+0xe #10 cpu_startup_entry+0x14a #11 start_secondary+0x1eb #12 start_cpu+0x5 -- CPU#3 -- PID=0 CPU=3 CMD=swapper/3 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 native_safe_halt+0xb, 507 bytes of data #4 native_safe_halt+0xb #5 default_idle+0x1e #6 default_enter_idle+0x45 #7 cpuidle_enter_state+0x40 #8 cpuidle_idle_call+0xd8 #9 arch_cpu_idle+0xe #10 cpu_startup_entry+0x14a #11 start_secondary+0x1eb #12 start_cpu+0x5 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ *** Panic *** BUG: 73 of 73 active objects replaced +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 42 last 5s 53 last 60s 73 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 151 TASK_RUNNING 3 +++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 ----- -------------- ------ ---------------------------- 9 rcu_sched 0 ms (no user stack) 1135 sshd 0 ms (no user stack) 917 in:imjournal 0 ms (no user stack) 51 kworker/3:1 28 ms (no user stack) 918 rs:main Q:Reg 28 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 797999 3 GB 83% of TOTAL MEM USED 157080 613.6 MB 16% of TOTAL MEM SHARED 62619 244.6 MB 6% of TOTAL MEM BUFFERS 5162 20.2 MB 0% of TOTAL MEM CACHED 100213 391.5 MB 10% of TOTAL MEM SLAB 17281 67.5 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 63016 246.2 MB 8% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=rm ---+ CPU=1 ---- | CURRENT TASK , CMD=ldlm_bl_03 ---+ CPU=2 ---- | CURRENT TASK , CMD=swapper/2 ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 6 TIME_WAIT 40 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 1122.8 eth0 n/a 0.0 RSS_TOTAL=71660 pages, %mem= 1.2 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aaea000 ffff88012aaf0000 sysfs sysfs /sys ffff88012aaea1c0 ffff880139944000 proc proc /proc ffff88012aaea380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aaea540 ffff8800b7b18800 securityfs securityfs /sys/kernel/security ffff88012aaea700 ffff88012aaf0800 tmpfs tmpfs /dev/shm ffff88012aaea8c0 ffff88012b268800 devpts devpts /dev/pts ffff88012aaeaa80 ffff88012aaf1000 tmpfs tmpfs /run ffff88012aaeac40 ffff88012aaf1800 tmpfs tmpfs /sys/fs/cgroup ffff88012aaeae00 ffff88012aaf2000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aaeafc0 ffff88012aaf2800 pstore pstore /sys/fs/pstore ffff88012aaeb180 ffff88012aaf4800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aaeb340 ffff88012aaf4000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aaeb500 ffff88012aaf3800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aaeb6c0 ffff88012aaf3000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aaeb880 ffff88012aaf5000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aaeba40 ffff88012aaf5800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aaebc00 ffff88012aaf6000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aaebdc0 ffff88012aaf6800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012ab02000 ffff88012aaf7000 cgroup cgroup /sys/fs/cgroup/memory ffff88012ab021c0 ffff88012aaf7800 cgroup cgroup /sys/fs/cgroup/pids ffff88012ab02380 ffff8800b6d3c000 configfs configfs /sys/kernel/config ffff880137669500 ffff8800b6cbd800 ext4 /dev/nbd0 / ffff8801377f2e00 ffff8800b6cb9800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377f2fc0 ffff88012a452000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012ab02a80 ffff88012b26a000 mqueue mqueue /dev/mqueue ffff88012ab02c40 ffff8800b602a000 hugetlbfs hugetlbfs /dev/hugepages ffff88012ab02e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012ab02fc0 ffff8800b602b000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880138ccb180 ffff8800b5c60000 ramfs none /mnt ffff8801377f3180 ffff8800b6257000 tmpfs none /var/lib/stateless/writable ffff880138ccb340 ffff8800b6cbb800 squashfs /dev/vda /home/green/git/lustre-release ffff880137669a40 ffff8800b6257000 tmpfs none /var/cache/man ffff8801377f3340 ffff8800b6257000 tmpfs none /var/log ffff8801377f3500 ffff8800b6257000 tmpfs none /var/lib/dbus ffff880138ccb500 ffff8800b6257000 tmpfs none /tmp ffff88012ab03180 ffff8800b6257000 tmpfs none /var/lib/dhclient ffff8801377f36c0 ffff8800b6257000 tmpfs none /var/tmp ffff88012ab03340 ffff8800b6257000 tmpfs none /var/lib/NetworkManager ffff880137669c00 ffff8800b6257000 tmpfs none /var/lib/systemd/random-seed ffff88012ab03500 ffff8800b6257000 tmpfs none /var/spool ffff8801377f3880 ffff8800b6257000 tmpfs none /var/lib/nfs ffff8801377f3a40 ffff8800b6257000 tmpfs none /var/lib/gssproxy ffff880137669dc0 ffff8800b6257000 tmpfs none /var/lib/logrotate ffff88012ab4c000 ffff8800b6257000 tmpfs none /etc ffff8801377f3c00 ffff8800b6257000 tmpfs none /var/lib/rsyslog ffff88012ab4c1c0 ffff8800b6257000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012ab036c0 ffff8801373e1000 nfs4 192.168.200.253:/exports/state/oleg453-client.virtnet /var/lib/stateless/state ffff88012ab4c380 ffff8801373e1000 nfs4 192.168.200.253:/exports/state/oleg453-client.virtnet /boot ffff88012ab03a40 ffff8801373e1000 nfs4 192.168.200.253:/exports/state/oleg453-client.virtnet /etc/etc/kdump.conf ffff880138ccb6c0 ffff8800b6cb9800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012ab03c00 ffff8800b5c38000 nfs4 192.168.200.253://exports/testreports/42551/testresults/ost-pools-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012a51c000 ffff8800b7b1c800 tmpfs tmpfs /run/user/0 ffff88012a51c700 ffff8800b6cbb800 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012a51c8c0 ffff8800b6255000 lustre 192.168.204.153@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1125.888856] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 1125.890303] [] ldlm_cli_cancel+0xd1/0x6f0 [ptlrpc] [ 1125.891560] [] osc_ldlm_blocking_ast+0x18a/0x670 [osc] [ 1125.892927] [] ? osc_ldlm_glimpse_ast+0x510/0x510 [osc] [ 1125.894340] [] ldlm_handle_bl_callback+0xc5/0x3e0 [ptlrpc] [ 1125.895816] [] ldlm_bl_thread_main+0x5fc/0xb40 [ptlrpc] [ 1125.897245] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 1125.898460] [] ? wake_up_atomic_t+0x30/0x30 [ 1125.899683] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 1125.902055] [] kthread+0xe4/0xf0 [ 1125.904041] [] ? kthread_create_on_node+0x140/0x140 [ 1125.905446] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1125.906830] [] ? kthread_create_on_node+0x140/0x140 [ 1125.908165] Kernel panic - not syncing: LBUG [ 1125.909235] CPU: 1 PID: 5284 Comm: ldlm_bl_03 Kdump: loaded Tainted: G OE ------------ 3.10.0-7.9-debug #1 [ 1125.911181] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 1125.912742] Call Trace: [ 1125.913172] [] dump_stack+0x19/0x1b [ 1125.914048] [] panic+0xe8/0x20d [ 1125.914907] [] lbug_with_loc+0x95/0xa0 [libcfs] [ 1125.916138] [] __cl_page_discard+0x152/0x160 [obdclass] [ 1125.917472] [] osc_discard_cb+0x10c/0x2a0 [osc] [ 1125.918472] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 1125.919671] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 1125.920932] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 1125.922128] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 1125.923454] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 1125.924740] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 1125.925989] [] ldlm_cli_cancel+0xd1/0x6f0 [ptlrpc] [ 1125.927185] [] osc_ldlm_blocking_ast+0x18a/0x670 [osc] [ 1125.928377] [] ? osc_ldlm_glimpse_ast+0x510/0x510 [osc] [ 1125.929732] [] ldlm_handle_bl_callback+0xc5/0x3e0 [ptlrpc] [ 1125.931123] [] ldlm_bl_thread_main+0x5fc/0xb40 [ptlrpc] [ 1125.932427] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 1125.933594] [] ? wake_up_atomic_t+0x30/0x30 [ 1125.934738] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 1125.936058] [] kthread+0xe4/0xf0 [ 1125.937003] [] ? kthread_create_on_node+0x140/0x140 [ 1125.938166] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1125.939317] [] ? 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 ------------------------------------------------------------------------------ ** Execution took 11.34s (real) 5.82s (CPU), Child processes: 5.49s