5.0-rc1, no dice: [ 0.398768] Linux version 5.0.0-rc1+ (ubuntu@ckingvm1) (gcc version 8.2.0 (Ubuntu 8.2.0-7ubuntu1)) #1 SMP Thu Jan 10 17:45:01 UTC 2019 [ 0.398770] setup: Linux is running under KVM in 64-bit mode [ 0.398778] setup: The maximum memory size is 2048MB [ 0.398799] numa: NUMA mode: plain [ 0.398823] cpu: 2 configured CPUs, 0 standby CPUs [ 0.398925] Write protected kernel read-only data: 10420k [ 0.398958] Zone ranges: [ 0.398959] DMA [mem 0x0000000000000000-0x000000007fffffff] [ 0.398961] Normal empty [ 0.398962] Movable zone start for each node [ 0.398963] Early memory node ranges [ 0.398964] node 0: [mem 0x0000000000000000-0x000000007fffffff] [ 0.398965] Initmem setup node 0 [mem 0x0000000000000000-0x000000007fffffff] [ 0.416530] percpu: Embedded 25 pages/cpu @(____ptrval____) s61696 r8192 d32512 u102400 [ 0.416551] Built 1 zonelists, mobility grouping on. Total pages: 516096 [ 0.416552] Policy zone: DMA [ 0.416553] Kernel command line: root=LABEL=cloudimg-rootfs [ 0.452308] Memory: 2034240K/2097152K available (8092K kernel code, 1084K rwdata, 2324K rodata, 992K init, 776K bss, 62912K reserved, 0K cma-reserved) [ 0.452316] random: get_random_u64 called from __kmem_cache_create+0x4c/0x5f0 with crng_init=0 [ 0.452464] SLUB: HWalign=256, Order=0-3, MinObjects=0, CPUs=3, Nodes=1 [ 0.452466] ftrace: allocating 27127 entries in 106 pages [ 0.475936] rcu: Hierarchical RCU implementation. [ 0.475938] rcu: RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=3. [ 0.475939] Tasks RCU enabled. [ 0.475940] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.475941] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=3 [ 0.478033] NR_IRQS: 3, nr_irqs: 3, preallocated irqs: 3 [ 0.478069] clocksource: tod: mask: 0xffffffffffffffff max_cycles: 0x3b0a9be803b0a9, max_idle_ns: 1805497147909793 ns [ 0.478241] printk: console [ttyS1] enabled [ 0.478311] pid_max: default: 32768 minimum: 301 [ 0.478345] LSM: Security Framework initializing [ 0.478347] Yama: becoming mindful. [ 0.478365] AppArmor: AppArmor initialized [ 0.478805] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes) [ 0.479032] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes) [ 0.479050] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes) [ 0.479057] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes) [ 0.479413] rcu: Hierarchical SRCU implementation. [ 0.479629] smp: Bringing up secondary CPUs ... [ 0.479884] smp: Brought up 1 node, 2 CPUs [ 0.480226] devtmpfs: initialized [ 0.480464] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.480486] futex hash table entries: 1024 (order: 6, 262144 bytes) [ 0.480692] NET: Registered protocol family 16 [ 0.480721] audit: initializing netlink subsys (disabled) [ 0.480758] audit: type=2000 audit(1547126955.184:1): state=initialized audit_enabled=0 res=1 [ 0.480800] Spectre V2 mitigation: execute trampolines [ 0.481735] HugeTLB registered 1.00 MiB page size, pre-allocated 0 pages [ 0.482061] SCSI subsystem initialized [ 0.482269] NetLabel: Initializing [ 0.482270] NetLabel: domain hash size = 128 [ 0.482271] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.482283] NetLabel: unlabeled traffic allowed by default [ 0.511560] VFS: Disk quotas dquot_6.6.0 [ 0.511580] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.511690] AppArmor: AppArmor Filesystem Enabled [ 0.511972] NET: Registered protocol family 2 [ 0.512106] tcp_listen_portaddr_hash hash table entries: 1024 (order: 2, 16384 bytes) [ 0.512127] TCP established hash table entries: 16384 (order: 5, 131072 bytes) [ 0.512199] TCP bind hash table entries: 16384 (order: 6, 262144 bytes) [ 0.512381] TCP: Hash tables configured (established 16384 bind 16384) [ 0.512414] UDP hash table entries: 1024 (order: 3, 32768 bytes) [ 0.512433] UDP-Lite hash table entries: 1024 (order: 3, 32768 bytes) [ 0.512477] NET: Registered protocol family 1 [ 0.512483] NET: Registered protocol family 44 [ 0.512518] Unpacking initramfs... [ 0.747003] Freeing initrd memory: 15780K [ 0.747282] kvm-s390: SIE not available [ 0.747301] hypfs: The hardware system does not support hypfs [ 0.747310] hypfs: Initialization of hypfs failed with rc=-61 [ 0.747678] Initialise system trusted keyrings [ 0.747689] Key type blacklist registered [ 0.747715] workingset: timestamp_bits=42 max_order=19 bucket_order=0 [ 0.749162] zbud: loaded [ 0.749614] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.749785] fuse init (API version 7.28) [ 0.773883] Key type asymmetric registered [ 0.773886] Asymmetric key parser 'x509' registered [ 0.773900] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 0.774064] hvc_iucv: The z/VM IUCV HVC device driver cannot be used without z/VM [ 0.774102] random: fast init done [ 0.775538] loop: module loaded [ 0.775573] tun: Universal TUN/TAP device driver, 1.6 [ 0.775672] device-mapper: uevent: version 1.0.3 [ 0.775724] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: [email protected] [ 0.775759] cio: Channel measurement facility initialized using format extended (mode autodetected) [ 0.776037] sclp_sd: Store Data request failed (eq=2, di=3, response=0x40f0, flags=0x00, status=0, rc=-5) [ 0.776082] ap: The hardware system does not support AP instructions [ 0.776243] NET: Registered protocol family 10 [ 0.777607] specification exception: 0006 ilc:3 [#1] SMP [ 0.777611] Modules linked in: [ 0.777617] CPU: 0 PID: 129 Comm: modprobe Not tainted 5.0.0-rc1+ #1 [ 0.777619] Hardware name: IBM 2964 N63 400 (KVM/Linux) [ 0.777622] Krnl PSW : 0704e00180000000 00000000005596c4 (apparmor_file_free_security+0x3c/0x78) [ 0.777633] R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [ 0.777637] Krnl GPRS: 0000000000000000 00000000ffffffff 000000007fe8e9fd 0000000000000000 [ 0.777639] 0000000000000002 0000000000000001 0000000000000000 0000000001c38110 [ 0.777642] 0000000000000010 000000007f9dfa20 000000007f0c6180 0000000001c38100 [ 0.777645] 0000000001eede80 0000000001cd9906 000003e0006bbd90 000003e0006bbd68 [ 0.777657] Krnl Code: 00000000005596b4: ec28000c007c cgij %r2,0,8,5596cc [ 0.777657] 00000000005596ba: a718ffff lhi %r1,-1 [ 0.777657] #00000000005596be: eb11200000f8 laa %r1,%r1,0(%r2) [ 0.777657] >00000000005596c4: 07e0 bcr 14,%r0 [ 0.777657] 00000000005596c6: ec180011017e cij %r1,1,8,5596e8 [ 0.777657] 00000000005596cc: b904002c lgr %r2,%r12 [ 0.777657] 00000000005596d0: ebcff0a00004 lmg %r12,%r15,160(%r15) [ 0.777657] 00000000005596d6: c0f4ffedb6d9 brcl 15,310488 [ 0.777681] Call Trace: [ 0.777684] ([<000003e0006bbd80>] 0x3e0006bbd80) [ 0.777690] [<0000000000505520>] security_file_free+0x40/0x58 [ 0.777696] [<000000000038b310>] __fput+0x120/0x238 [ 0.777700] [<000000000019144a>] task_work_run+0xba/0xe8 [ 0.777705] [<0000000000108a58>] do_notify_resume+0x80/0x88 [ 0.777709] [<00000000008e391e>] system_call+0xe2/0x2c8 [ 0.777711] Last Breaking-Event-Address: [ 0.777714] [<00000000008e4e18>] __s390_indirect_jump_r1+0x0/0xc [ 0.777718] ---[ end trace fa6feedb211e5f0e ]--- [ 0.777830] specification exception: 0006 ilc:3 [#2] SMP [ 0.777832] Modules linked in: [ 0.777836] CPU: 0 PID: 129 Comm: modprobe Tainted: G D 5.0.0-rc1+ #1 [ 0.777838] Hardware name: IBM 2964 N63 400 (KVM/Linux) [ 0.777841] Krnl PSW : 0704e00180000000 00000000005596c4 (apparmor_file_free_security+0x3c/0x78) [ 0.777847] R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [ 0.777850] Krnl GPRS: 0000000000000000 00000000ffffffff 000000007fe881fd 0000000000000000 [ 0.777854] 0000000000000002 0000000000000001 0000000000000000 0000000001c38610 [ 0.777918] 0000000000000010 000000007f9dfa20 000000007f0b63c0 0000000001c38600 [ 0.777920] 0000000001eed800 0000000001cd9906 000003e0006bba48 000003e0006bba20 [ 0.777929] Krnl Code: 00000000005596b4: ec28000c007c cgij %r2,0,8,5596cc [ 0.777929] 00000000005596ba: a718ffff lhi %r1,-1 [ 0.777929] #00000000005596be: eb11200000f8 laa %r1,%r1,0(%r2) [ 0.777929] >00000000005596c4: 07e0 bcr 14,%r0 [ 0.777929] 00000000005596c6: ec180011017e cij %r1,1,8,5596e8 [ 0.777929] 00000000005596cc: b904002c lgr %r2,%r12 [ 0.777929] 00000000005596d0: ebcff0a00004 lmg %r12,%r15,160(%r15) [ 0.777929] 00000000005596d6: c0f4ffedb6d9 brcl 15,310488 [ 0.777954] Call Trace: [ 0.777957] ([<000003e0006bba38>] 0x3e0006bba38) [ 0.777960] [<0000000000505520>] security_file_free+0x40/0x58 [ 0.777964] [<000000000038b310>] __fput+0x120/0x238 [ 0.777967] [<000000000019144a>] task_work_run+0xba/0xe8 [ 0.777972] [<00000000001737e6>] do_exit+0x326/0xb48 [ 0.777977] [<0000000000112e90>] die+0x150/0x178 [ 0.777980] [<00000000008e3d04>] pgm_check_handler+0x1cc/0x220 [ 0.777983] [<00000000005596c4>] apparmor_file_free_security+0x3c/0x78 [ 0.777986] ([<000003e0006bbd80>] 0x3e0006bbd80) [ 0.777989] [<0000000000505520>] security_file_free+0x40/0x58 [ 0.777993] [<000000000038b310>] __fput+0x120/0x238 [ 0.777995] [<000000000019144a>] task_work_run+0xba/0xe8 [ 0.777999] [<0000000000108a58>] do_notify_resume+0x80/0x88 [ 0.778002] [<00000000008e391e>] system_call+0xe2/0x2c8 [ 0.778004] Last Breaking-Event-Address: [ 0.778007] [<00000000008e4e18>] __s390_indirect_jump_r1+0x0/0xc [ 0.778009] ---[ end trace fa6feedb211e5f0f ]--- [ 0.778012] Fixing recursive fault but reboot is needed! [ 0.778106] Kernel stack overflow. [ 0.778110] CPU: 0 PID: 128 Comm: kworker/u6:3 Tainted: G D 5.0.0-rc1+ #1 [ 0.778112] Hardware name: IBM 2964 N63 400 (KVM/Linux) [ 0.778115] Krnl PSW : 0404e00180000000 000000000019c6a6 (finish_task_switch+0x6/0x308) [ 0.778123] R:0 T:1 IO:0 EX:0 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 [ 0.778127] Krnl GPRS: 00000000000000da 0000000000000bd8 000000007f843000 0000000001cb4688 [ 0.778130] 0000000000000010 0000000000003ea8 000000007ffab300 0000000001cbe373 [ 0.778133] 0000000000000000 0000000000b5e473 0000000001cb4000 0000000001cbe573 [ 0.778136] 000000007ffab300 000000000000e673 00000000008de9be 000003e00056e773 [ 0.778145] Krnl Code: 000000000019c69c: 0707 bcr 0,%r7 [ 0.778145] 000000000019c69e: 0707 bcr 0,%r7 [ 0.778145] #000000000019c6a0: c00400000000 brcl 0,19c6a0 [ 0.778145] >000000000019c6a6: eb8ff0580024 stmg %r8,%r15,88(%r15) [ 0.778145] 000000000019c6ac: b904001f lgr %r1,%r15 [ 0.778145] 000000000019c6b0: c0b0005cae28 larl %r11,d32300 [ 0.778145] 000000000019c6b6: e3f0ffb0ff71 lay %r15,-80(%r15) [ 0.778145] 000000000019c6bc: e310f0980024 stg %r1,152(%r15) [ 0.778169] Call Trace: [ 0.778171] Last Breaking-Event-Address: [ 0.778177] [<0000000000b47eb8>] init_stack+0x3eb8/0x4000 [ 0.778179] Kernel panic - not syncing: Corrupt kernel stack, can't continue.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1811259 Title: 4.20 kernel on s390x VM crashes To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1811259/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
