************************ crashinfo ************************* /exports/testreports/50430/testresults/sanity-hsm-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg355-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.XQnHd/vmlinux [TAINTED] DUMPFILE: /exports/testreports/50430/testresults/sanity-hsm-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg355-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Tue Apr 1 13:41:51 EDT 2025 UPTIME: 00:28:25 LOAD AVERAGE: 0.26, 0.28, 0.35 TASKS: 161 NODENAME: oleg355-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: "BUG: unable to handle kernel NULL pointer dereference at 000000000000012e" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=22447 CPU=0 CMD=lfs #0 machine_kexec+0x19e #1 __crash_kexec+0x72 #2 crash_kexec+0x30 #3 oops_end+0xa8 #4 no_context+0x144 #5 __bad_area_nosemaphore+0x112 #6 bad_area+0x49 #7 __do_page_fault+0x494 #8 trace_do_page_fault+0x56 #9 do_async_page_fault+0x22 #10 async_page_fault+0x28 #-1 osc_io_submit+0x142, 477 bytes of data #11 cl_io_submit_rw+0x72 #12 lov_io_submit+0x1b4 #13 cl_io_submit_rw+0x72 #14 ll_direct_IO_impl+0x530 #15 ll_direct_IO+0x7c #16 generic_file_aio_read+0x24e #17 vvp_io_read_start+0x779 #18 cl_io_start+0x6d #19 cl_io_loop+0x9f #20 ll_file_io_generic+0x36b #21 do_file_read_iter+0xc46 #22 ll_file_read_iter+0x2d #23 ll_file_aio_read+0x1d6 #24 ll_file_read+0x111 #25 vfs_read+0xb9 #26 sys_pread64+0x92 #27 system_call_fastpath+0x1f, 477 bytes of data -- CPU#1 -- PID=0 CPU=1 CMD=swapper/1 #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#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 |---------------------< +--------------------------------+ *** Dump was triggered by kernel *** BUG: 73 of 73 active objects replaced +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 34 last 5s 61 last 60s 73 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 155 TASK_RUNNING 2 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 ----- -------------- ------ ---------------------------- 2008 ptlrpcd_00_00 0 ms (no user stack) 2006 lnet_discovery 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 2001 socknal_sd00_01 0 ms (no user stack) 2009 ptlrpcd_00_01 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 832358 3.2 GB 87% of TOTAL MEM USED 122721 479.4 MB 12% of TOTAL MEM SHARED 23543 92 MB 2% of TOTAL MEM BUFFERS 5440 21.2 MB 0% of TOTAL MEM CACHED 64071 250.3 MB 6% of TOTAL MEM SLAB 15660 61.2 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 84002 328.1 MB 11% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=lfs ---+ 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 TIME_WAIT 143 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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 1703.1 eth0 n/a 0.1 RSS_TOTAL=82528 pages, %mem= 1.3 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aac8000 ffff880137300800 sysfs sysfs /sys ffff88012aac81c0 ffff880139944000 proc proc /proc ffff88012aac8380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aac8540 ffff88012aa32000 securityfs securityfs /sys/kernel/security ffff88012aac8700 ffff880137301000 tmpfs tmpfs /dev/shm ffff88012aac88c0 ffff88013771f000 devpts devpts /dev/pts ffff88012aac8a80 ffff880137301800 tmpfs tmpfs /run ffff88012aac8c40 ffff880137302000 tmpfs tmpfs /sys/fs/cgroup ffff88012aac8e00 ffff880137302800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aac8fc0 ffff880137303000 pstore pstore /sys/fs/pstore ffff88012aac9180 ffff880137305000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aac9340 ffff880137304800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aac9500 ffff880137304000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aac96c0 ffff880137303800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aac9880 ffff880137305800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aac9a40 ffff880137306000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aac9c00 ffff880137306800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aac9dc0 ffff880137307000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aac4000 ffff880137307800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aac41c0 ffff88012aa80000 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccb880 ffff88012aa36000 configfs configfs /sys/kernel/config ffff88012aac4540 ffff88012aa86000 ext4 /dev/nbd0 / ffff8801377fe8c0 ffff8800b6cec800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377fefc0 ffff8800b637f000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801377ff180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137668380 ffff88012a505800 hugetlbfs hugetlbfs /dev/hugepages ffff8801377ff340 ffff88012b298800 mqueue mqueue /dev/mqueue ffff880137668540 ffff88012a502800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377ff500 ffff8800b6058800 ramfs none /mnt ffff88012aac4700 ffff880136a2c800 tmpfs none /var/lib/stateless/writable ffff8800b580cc40 ffff8800b638d800 squashfs /dev/vda /home/green/git/lustre-release ffff88012aac48c0 ffff880136a2c800 tmpfs none /var/cache/man ffff88012aac4a80 ffff880136a2c800 tmpfs none /var/log ffff88012aac4c40 ffff880136a2c800 tmpfs none /var/lib/dbus ffff8800b580cfc0 ffff880136a2c800 tmpfs none /tmp ffff8801377ff6c0 ffff880136a2c800 tmpfs none /var/lib/dhclient ffff88012aac4e00 ffff880136a2c800 tmpfs none /var/tmp ffff88012aac4fc0 ffff880136a2c800 tmpfs none /var/lib/NetworkManager ffff88012aac5180 ffff880136a2c800 tmpfs none /var/lib/systemd/random-seed ffff880137668700 ffff880136a2c800 tmpfs none /var/spool ffff8801377ff880 ffff880136a2c800 tmpfs none /var/lib/nfs ffff8801377ffa40 ffff880136a2c800 tmpfs none /var/lib/gssproxy ffff8800b580d180 ffff880136a2c800 tmpfs none /var/lib/logrotate ffff8801376688c0 ffff880136a2c800 tmpfs none /etc ffff880137668a80 ffff880136a2c800 tmpfs none /var/lib/rsyslog ffff8800b580d340 ffff880136a2c800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aac5340 ffff8800b62a7000 nfs4 192.168.200.253:/exports/state/oleg355-client.virtnet /var/lib/stateless/state ffff88012aac56c0 ffff8800b62a7000 nfs4 192.168.200.253:/exports/state/oleg355-client.virtnet /boot ffff88012aac5880 ffff8800b62a7000 nfs4 192.168.200.253:/exports/state/oleg355-client.virtnet /etc/etc/kdump.conf ffff8801377ffc00 ffff8800b6cec800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880137668e00 ffff8800b637e000 nfs4 192.168.200.253://exports/testreports/50430/testresults/sanity-hsm-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b6ecfc00 ffff8800b3b47000 tmpfs tmpfs /run/user/0 ffff8800b586c1c0 ffff8800b638d800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b39ee000 ffff8800a9eb9000 lustre 192.168.203.155@tcp:/lustre /mnt/lustre2 ffff8800b39ee540 ffff8800a8055800 lustre 192.168.203.155@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1705.952951] IP: [] osc_io_submit+0x142/0x720 [osc] [ 1705.954923] PGD a774f067 PUD a8aa4067 PMD 0 [ 1705.956015] Oops: 0000 [#1] SMP DEBUG_PAGEALLOC [ 1705.957082] Modules linked in: lustre(OE) osp(OE) ofd(OE) lod(OE) ost(OE) mdt(OE) mdd(OE) mgs(OE) lquota(OE) lfsck(OE) obdecho(OE) mgc(OE) mdc(OE) lov(OE) osc(OE) lmv(OE) fid(OE) fld(OE) ptlrpc_gss(OE) ptlrpc(OE) obdclass(OE) ksocklnd(OE) lnet(OE) libcfs(OE) crc_t10dif crct10dif_generic rpcsec_gss_krb5 sb_edac edac_core iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel squashfs aesni_intel i2c_piix4 lrw gf128mul glue_helper i2c_core ablk_helper cryptd pcspkr binfmt_misc ip_tables ext4 mbcache jbd2 ata_generic pata_acpi crct10dif_pclmul crct10dif_common crc32c_intel serio_raw ata_piix libata [ 1705.970435] CPU: 0 PID: 22447 Comm: lfs Kdump: loaded Tainted: G OE ------------ 3.10.0-7.9-debug #1 [ 1705.972758] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 1705.974450] task: ffff880137316660 ti: ffff8800a92c0000 task.ti: ffff8800a92c0000 [ 1705.976482] RIP: 0010:[] [] osc_io_submit+0x142/0x720 [osc] [ 1705.978963] RSP: 0018:ffff8800a92c36c8 EFLAGS: 00010246 [ 1705.980557] RAX: 0000000000000000 RBX: 0000000000000281 RCX: ffff8800a790c2d0 [ 1705.982769] RDX: 0000000000020281 RSI: ffff8800ac3f11e0 RDI: ffffea0002741780 [ 1705.984843] RBP: ffff8800a92c3768 R08: 000000000000ffff R09: 000000000000ffff [ 1705.986525] R10: 0000000000000000 R11: 000000000000000f R12: ffff8800a7ade078 [ 1705.988213] R13: ffff8800a83c91e0 R14: ffff8800a64d1cd0 R15: 0000000000000000 [ 1705.990081] FS: 00007f540cafd740(0000) GS:ffff88013e200000(0000) knlGS:0000000000000000 [ 1705.991914] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1705.993393] CR2: 000000000000012e CR3: 00000000a8afa000 CR4: 0000000000160ff0 [ 1705.995211] Call Trace: [ 1705.995817] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 1705.997199] [] lov_io_submit+0x1b4/0x3a0 [lov] [ 1705.998796] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 1706.000568] [] ll_direct_IO_impl+0x530/0xef0 [lustre] [ 1706.002101] [] ll_direct_IO+0x7c/0xa0 [lustre] [ 1706.003454] [] generic_file_aio_read+0x24e/0x290 [ 1706.004660] [] ? vvp_prep_size+0x20c/0x2f0 [lustre] [ 1706.006261] [] vvp_io_read_start+0x779/0xa60 [lustre] [ 1706.007898] [] cl_io_start+0x6d/0x150 [obdclass] [ 1706.009300] [] cl_io_loop+0x9f/0x230 [obdclass] [ 1706.011110] [] ll_file_io_generic+0x36b/0x1000 [lustre] [ 1706.012723] [] do_file_read_iter+0xc46/0x1080 [lustre] [ 1706.014087] [] ll_file_read_iter+0x2d/0x40 [lustre] [ 1706.015536] [] ll_file_aio_read+0x1d6/0x210 [lustre] [ 1706.016926] [] ll_file_read+0x111/0x1e0 [lustre] [ 1706.018418] [] vfs_read+0xb9/0x1c0 [ 1706.019717] [] SyS_pread64+0x92/0xc0 [ 1706.021035] [] system_call_fastpath+0x1f/0x24 [ 1706.022258] Code: da 80 ca 80 41 0f b6 46 12 49 8b 7e f0 83 e0 c0 3c 80 0f 44 da e8 6f 68 e1 ff 89 da 81 ca 00 00 02 00 84 c0 49 8b 46 18 0f 45 da 80 2e 01 00 00 02 0f 85 e1 01 00 00 49 8b 44 24 08 49 8d 4c [ 1706.029199] RIP [] osc_io_submit+0x142/0x720 [osc] [ 1706.031246] RSP [ 1706.032317] CR2: 000000000000012e ****************************************************************************** ************************ 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 11.48s (real) 5.88s (CPU), Child processes: 5.52s