************************ crashinfo ************************* /exports/testreports/50430/testresults/sanity-dom-zfs-centos7_x86_64-centos7_x86_64/oleg360-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.yatEK/vmlinux [TAINTED] DUMPFILE: /exports/testreports/50430/testresults/sanity-dom-zfs-centos7_x86_64-centos7_x86_64/oleg360-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Tue Apr 1 13:20:28 EDT 2025 UPTIME: 00:07:04 LOAD AVERAGE: 0.80, 0.44, 0.19 TASKS: 164 NODENAME: oleg360-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=0 CPU=0 CMD=swapper/0 #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 rest_init+0x8e #12 start_kernel+0x456 #13 x86_64_start_reservations+0x2a #14 x86_64_start_kernel+0x152 #15 start_cpu+0x5 -- CPU#1 -- PID=11132 CPU=1 CMD=directio #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_direct_write+0xcf #17 __generic_file_aio_write+0x237 #18 __generic_file_write_iter+0x6b9bb #19 vvp_io_write_start+0x578 #20 cl_io_start+0x6d #21 cl_io_loop+0x9f #22 ll_file_io_generic+0x36b #23 do_file_write_iter+0x4ae #24 ll_file_write_iter+0x2d #25 ll_file_aio_write+0x1d6 #26 ll_file_write+0x111 #27 vfs_write+0xd6 #28 sys_write+0x7f #29 system_call_fastpath+0x1f, 477 bytes of data -- CPU#2 -- PID=9 CPU=2 CMD=rcu_sched #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 pick_next_task_fair+0x138, 507 bytes of data #4 pick_next_task_fair+0x138 #5 __schedule+0x102 #6 schedule+0x29 #7 schedule_timeout+0x13f #8 rcu_gp_kthread+0x381 #9 kthread+0xe4 #10 ret_from_fork_nospec_begin+0x7 -- 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 48 last 5s 57 last 60s 78 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 158 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 ----- -------------- ------ ---------------------------- 9 rcu_sched 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 49 kworker/0:1 0 ms (no user stack) 852 polkitd 0 ms (no user stack) 1953 socknal_sd01_01 1 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 848043 3.2 GB 88% of TOTAL MEM USED 107036 418.1 MB 11% of TOTAL MEM SHARED 11720 45.8 MB 1% of TOTAL MEM BUFFERS 5303 20.7 MB 0% of TOTAL MEM CACHED 47967 187.4 MB 5% of TOTAL MEM SLAB 12172 47.5 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 67124 262.2 MB 9% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=swapper/0 ---+ CPU=1 ---- | CURRENT TASK , CMD=directio ---+ CPU=2 ---- | CURRENT TASK , CMD=rcu_sched ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 6 TIME_WAIT 65 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 422.1 eth0 n/a 0.1 RSS_TOTAL=96160 pages, %mem= 1.7 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aa0e000 ffff88012ab00000 sysfs sysfs /sys ffff88012aa0e1c0 ffff880139944000 proc proc /proc ffff88012aa0e380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa0e540 ffff8800b6cdf800 securityfs securityfs /sys/kernel/security ffff88012aa0e700 ffff88012ab00800 tmpfs tmpfs /dev/shm ffff88012aa0e8c0 ffff88012db89000 devpts devpts /dev/pts ffff88012aa0ea80 ffff88012ab01000 tmpfs tmpfs /run ffff88012aa0ec40 ffff88012ab01800 tmpfs tmpfs /sys/fs/cgroup ffff88012aa0ee00 ffff88012ab02000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa0efc0 ffff88012ab02800 pstore pstore /sys/fs/pstore ffff88012aa0f180 ffff88012ab04800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa0f340 ffff88012ab04000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa0f500 ffff88012ab03800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa0f6c0 ffff88012ab03000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa0f880 ffff88012ab05000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa0fa40 ffff88012ab05800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa0fc00 ffff88012ab06000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa0fdc0 ffff88012ab06800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012ab18000 ffff88012ab07000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012ab181c0 ffff88012ab07800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012ab18380 ffff8800b6db5000 configfs configfs /sys/kernel/config ffff88012b244a80 ffff88012b397000 ext4 /dev/nbd0 / ffff8801376696c0 ffff88012aac7800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012b244c40 ffff8800b5cbf800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137669880 ffff88012db8a800 mqueue mqueue /dev/mqueue ffff88012b244e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b244fc0 ffff8800b5cbe800 hugetlbfs hugetlbfs /dev/hugepages ffff88012b245180 ffff8800b5cbb000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880138ccb500 ffff88012a6bc000 ramfs none /mnt ffff88012b245500 ffff8800b6327800 tmpfs none /var/lib/stateless/writable ffff88012b2456c0 ffff8800b6320000 squashfs /dev/vda /home/green/git/lustre-release ffff88012b245880 ffff8800b6327800 tmpfs none /var/cache/man ffff88012ab18a80 ffff8800b6327800 tmpfs none /var/log ffff88012ab18c40 ffff8800b6327800 tmpfs none /var/lib/dbus ffff88012b245a40 ffff8800b6327800 tmpfs none /tmp ffff880138ccb6c0 ffff8800b6327800 tmpfs none /var/lib/dhclient ffff88012ab18e00 ffff8800b6327800 tmpfs none /var/tmp ffff88012ab18fc0 ffff8800b6327800 tmpfs none /var/lib/NetworkManager ffff880137669c00 ffff8800b6327800 tmpfs none /var/lib/systemd/random-seed ffff880138ccb880 ffff8800b6327800 tmpfs none /var/spool ffff880137669dc0 ffff8800b6327800 tmpfs none /var/lib/nfs ffff880138ccba40 ffff8800b6327800 tmpfs none /var/lib/gssproxy ffff880138ccbc00 ffff8800b6327800 tmpfs none /var/lib/logrotate ffff880138ccbdc0 ffff8800b6327800 tmpfs none /etc ffff880138ccafc0 ffff8800b6327800 tmpfs none /var/lib/rsyslog ffff8800b60ae000 ffff8800b6327800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012ab19180 ffff8800b633e000 nfs4 192.168.200.253:/exports/state/oleg360-client.virtnet /var/lib/stateless/state ffff88012ab19500 ffff8800b633e000 nfs4 192.168.200.253:/exports/state/oleg360-client.virtnet /boot ffff88012b245dc0 ffff8800b633e000 nfs4 192.168.200.253:/exports/state/oleg360-client.virtnet /etc/etc/kdump.conf ffff8800b5d0c000 ffff88012aac7800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880130db1340 ffff8800b6db3800 nfs4 192.168.200.253://exports/testreports/50430/testresults/sanity-dom-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b60ae540 ffff88012aac2800 tmpfs tmpfs /run/user/0 ffff880130db0c40 ffff8800b6320000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b5d0ca80 ffff8800a967e000 lustre 192.168.203.160@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 424.615830] PGD a8974067 PUD 888af067 PMD 0 [ 424.616907] Oops: 0000 [#1] SMP DEBUG_PAGEALLOC [ 424.618508] 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 lrw i2c_piix4 gf128mul glue_helper ablk_helper i2c_core cryptd pcspkr binfmt_misc ip_tables ext4 mbcache jbd2 ata_generic pata_acpi crct10dif_pclmul crct10dif_common crc32c_intel ata_piix libata serio_raw [ 424.634760] CPU: 1 PID: 11132 Comm: directio Kdump: loaded Tainted: G OE ------------ 3.10.0-7.9-debug #1 [ 424.637375] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 424.639967] task: ffff8800a9781110 ti: ffff880088a5c000 task.ti: ffff880088a5c000 [ 424.642150] RIP: 0010:[] [] osc_io_submit+0x142/0x720 [osc] [ 424.644983] RSP: 0018:ffff880088a5f658 EFLAGS: 00010246 [ 424.646819] RAX: 0000000000000000 RBX: 0000000000000282 RCX: 0000000000000005 [ 424.649220] RDX: 0000000000020282 RSI: ffff880137390420 RDI: ffffea00029e3ac0 [ 424.650910] RBP: ffff880088a5f6f8 R08: 000000000000ffff R09: 000000000000ffff [ 424.652822] R10: 0000000000000000 R11: ffff880088a5f436 R12: ffff8800b3c8c978 [ 424.655042] R13: ffff8800a6449ba0 R14: ffff8800a64fb1d8 R15: 0000000000000001 [ 424.657389] FS: 00007fe1cd25c740(0000) GS:ffff88013e280000(0000) knlGS:0000000000000000 [ 424.659747] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 424.661220] CR2: 000000000000012e CR3: 00000000a8262000 CR4: 0000000000160fe0 [ 424.663040] Call Trace: [ 424.663805] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 424.665804] [] lov_io_submit+0x1b4/0x3a0 [lov] [ 424.667632] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 424.669488] [] ll_direct_IO_impl+0x530/0xef0 [lustre] [ 424.671378] [] ll_direct_IO+0x7c/0xa0 [lustre] [ 424.673217] [] generic_file_direct_write+0xcf/0x190 [ 424.675084] [] __generic_file_aio_write+0x237/0x400 [ 424.676961] [] __generic_file_write_iter+0xcb/0x350 [lustre] [ 424.678803] [] vvp_io_write_start+0x578/0xde0 [lustre] [ 424.680981] [] cl_io_start+0x6d/0x150 [obdclass] [ 424.682875] [] cl_io_loop+0x9f/0x230 [obdclass] [ 424.684865] [] ll_file_io_generic+0x36b/0x1000 [lustre] [ 424.687066] [] do_file_write_iter+0x4ae/0x9f0 [lustre] [ 424.689234] [] ll_file_write_iter+0x2d/0x40 [lustre] [ 424.691370] [] ll_file_aio_write+0x1d6/0x210 [lustre] [ 424.693501] [] ll_file_write+0x111/0x1e0 [lustre] [ 424.695556] [] vfs_write+0xd6/0x230 [ 424.697093] [] SyS_write+0x7f/0xf0 [ 424.698672] [] system_call_fastpath+0x1f/0x24 [ 424.700553] Code: da 80 ca 80 41 0f b6 46 12 49 8b 7e f0 83 e0 c0 3c 80 0f 44 da e8 6f 88 e6 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 [ 424.708101] RIP [] osc_io_submit+0x142/0x720 [osc] [ 424.710103] RSP [ 424.711138] 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 11.29s (real) 5.86s (CPU), Child processes: 5.37s