https://bugzilla.novell.com/show_bug.cgi?id=693353 https://bugzilla.novell.com/show_bug.cgi?id=693353#c0 Summary: kernel-ec2 takes many times to boot successfully, dies with kernel panic Classification: openSUSE Product: openSUSE 11.4 Version: Final Platform: i586 OS/Version: openSUSE 11.4 Status: NEW Severity: Major Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: jukka.timonen@symbio.com QAContact: qa@suse.de Found By: --- Blocker: --- User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:2.0.1) Gecko/20100101 Firefox/4.0.1 Updated i586 11.3 to i586 11.4 in Amazon EC2. Usually it takes many tries to boot the instance successfully. I'm using c1.medium instance types, haven't verified this with other types of instances. When instance (finally) boots successfully, there are no problems when rebooting the instance. Log from unsuccessful boot: root (hd0) Filesystem type is ext2fs, using whole disk kernel /boot/vmlinuz-2.6.37.6-0.5-ec2 root=/dev/sda1 xencons=xvc0 console=xvc0 splash=silent showopts initrd /boot/initrd-2.6.37.6-0.5-ec2 xc_dom_probe_bzimage_kernel: kernel is not a bzImage close blk: backend at /local/domain/0/backend/vbd/660/2049 close blk: backend at /local/domain/0/backend/vbd/660/2051 [ 0.000000] Reserving virtual address space above 0xf5800000 [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 2.6.37.6-0.5-ec2 (geeko@buildhost) (gcc version 4.5.1 20101208 [gcc-4_5-branch revision 167585] (SUSE Linux) ) #1 SMP 2011-04-25 21:48:33 +0200 [ 0.000000] Xen-provided physical RAM map: [ 0.000000] Xen: 0000000000000000 - 000000006d400000 (usable) [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] last_pfn = 0x6d400 max_arch_pfn = 0x10000000 [ 0.000000] init_memory_mapping: 0000000000000000-000000002cffe000 [ 0.000000] RAMDISK: 00560000 - 00dc8000 [ 0.000000] 1028MB HIGHMEM available. [ 0.000000] 719MB LOWMEM available. [ 0.000000] mapped low ram: 0 - 2cffe000 [ 0.000000] low ram: 0 - 2cffe000 [ 0.000000] Zone PFN ranges: [ 0.000000] DMA 0x00000000 -> 0x00001000 [ 0.000000] Normal 0x00001000 -> 0x0002cffe [ 0.000000] HighMem 0x0002cffe -> 0x0006d400 [ 0.000000] Movable zone start PFN for each node [ 0.000000] early_node_map[2] active PFN ranges [ 0.000000] 0: 0x00000000 -> 0x0006cc00 [ 0.000000] 0: 0x0006d400 -> 0x0006d400 [ 0.000000] setup_percpu: NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 9 pages/cpu @ec080000 s15232 r0 d21632 u36864 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 441943 [ 0.000000] Kernel command line: root=/dev/sda1 xencons=xvc0 console=xvc0 splash=silent showopts [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Initializing CPU#0 [ 0.000000] allocated 8949760 bytes of page_cgroup [ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups [ 0.000000] Initializing HighMem for node 0 (0002cffe:0006d400) [ 0.000000] Memory: 1740872k/1789952k available (2710k kernel code, 40888k reserved, 1886k data, 200k init, 1044488k highmem) [ 0.000000] virtual kernel memory layout: [ 0.000000] fixmap : 0xf5478000 - 0xf57ff000 (3612 kB) [ 0.000000] pkmap : 0xf5000000 - 0xf5200000 (2048 kB) [ 0.000000] vmalloc : 0xed7fe000 - 0xf4ffe000 ( 120 MB) [ 0.000000] lowmem : 0xc0000000 - 0xecffe000 ( 719 MB) [ 0.000000] .init : 0xc0480000 - 0xc04b2000 ( 200 kB) [ 0.000000] .data : 0xc02a7a0d - 0xc047f4c0 (1886 kB) [ 0.000000] .text : 0xc0002000 - 0xc02a7a0d (2710 kB) [ 0.000000] Checking if this processor honours the WP bit even in supervisor mode...Ok. [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU dyntick-idle grace-period acceleration is enabled. [ 0.000000] RCU-based detection of stalled CPUs is disabled. [ 0.000000] NR_IRQS:144 nr_irqs:144 16 [ 0.000000] Xen reported: 2327.500 MHz processor. [ 0.000000] Console: colour dummy device 80x25 [ 0.000000] console [xvc0] enabled [ 0.080002] Calibrating delay using timer specific routine.. 3817.36 BogoMIPS (lpj=7634729) [ 0.080016] pid_max: default: 32768 minimum: 301 [ 0.080053] Security Framework initialized [ 0.080073] AppArmor: AppArmor initialized [ 0.080092] Mount-cache hash table entries: 512 [ 0.080214] Initializing cgroup subsys ns [ 0.080220] ns_cgroup deprecated: consider using the 'clone_children' flag without the ns_cgroup. [ 0.080224] Initializing cgroup subsys cpuacct [ 0.080228] Initializing cgroup subsys memory [ 0.080236] Initializing cgroup subsys devices [ 0.080240] Initializing cgroup subsys freezer [ 0.080242] Initializing cgroup subsys net_cls [ 0.080245] Initializing cgroup subsys blkio [ 0.080700] SMP alternatives: switching to UP code [ 0.093961] invalid opcode: 0000 [#1] SMP [ 0.093971] last sysfs file: [ 0.093973] Modules linked in: [ 0.093976] Supported: Yes [ 0.093978] [ 0.093981] Pid: 0, comm: swapper Not tainted 2.6.37.6-0.5-ec2 #1 [ 0.093987] EIP: e019:[<c00049e7>] EFLAGS: 00010202 CPU: 0 [ 0.093993] EIP is at prepare_to_copy+0x37/0xa0 [ 0.093996] EAX: ffffffff EBX: 00000000 ECX: c045c520 EDX: ffffffff [ 0.093999] ESI: c045c520 EDI: eb035e00 EBP: 00800b00 ESP: c045bebc [ 0.094002] DS: e021 ES: e021 FS: 00d8 GS: 0000 SS: e021 [ 0.094006] Process swapper (pid: 0, ti=c045a000 task=c045c520 task.ti=c045a000) [ 0.094008] Stack: [ 0.094010] 00000000 c045bfb0 c0030dd9 00000000 00000000 c045bfb0 00800b00 c0031223 [ 0.094020] 00000000 c022ff1f 00000000 c045bf6c c02a0a87 c045bef4 00000000 00000000 [ 0.094029] 00000000 c045bfb0 00800b00 c0031dd2 00000000 00000000 00000000 00000000 [ 0.094038] Call Trace: [ 0.094053] [<c0030dd9>] dup_task_struct+0x19/0x100 [ 0.094059] [<c0031223>] copy_process+0x93/0xba0 [ 0.094064] [<c0031dd2>] do_fork+0x72/0x370 [ 0.094070] [<c000b4ea>] kernel_thread+0x9a/0xb0 [ 0.094077] [<c02970d6>] rest_init+0x16/0x60 [ 0.094084] [<c04809f3>] start_kernel+0x337/0x33c [ 0.094090] [<c048011c>] i386_start_kernel+0x11c/0x123 [ 0.094093] Code: 8b 40 04 f6 40 0c 01 75 13 c6 81 7c 01 00 00 00 8b 1c 24 8b 7c 24 04 83 c4 08 c3 90 89 f6 b8 ff ff ff ff 8b b9 44 03 00 00 89 c2 <0f> ae 27 8b 81 44 03 00 00 f6 80 00 02 00 00 01 74 10 f6 40 02 [ 0.094149] EIP: [<c00049e7>] prepare_to_copy+0x37/0xa0 SS:ESP e021:c045bebc [ 0.094161] ---[ end trace 4eaa2a86a8e2da22 ]--- [ 0.094165] Kernel panic - not syncing: Attempted to kill the idle task! [ 0.094169] Pid: 0, comm: swapper Tainted: G D 2.6.37.6-0.5-ec2 #1 [ 0.094172] Call Trace: [ 0.094177] [<c0009593>] try_stack_unwind+0x173/0x190 [ 0.094182] [<c000791f>] dump_trace+0x3f/0xe0 [ 0.094187] [<c00095fb>] show_trace_log_lvl+0x4b/0x60 [ 0.094191] [<c0009628>] show_trace+0x18/0x20 [ 0.094195] [<c029ddb7>] dump_stack+0x6d/0x72 [ 0.094200] [<c029de13>] panic+0x57/0x15a [ 0.094205] [<c0036b2d>] do_exit+0x33d/0x350 [ 0.094210] [<c02a1553>] oops_end+0x83/0xb0 [ 0.094215] [<c0006827>] do_invalid_op+0x97/0xb0 [ 0.094220] [<c02a0bc0>] error_code+0x30/0x38 [ 0.094224] [<c00049e7>] prepare_to_copy+0x37/0xa0 [ 0.094229] [<c0030dd9>] dup_task_struct+0x19/0x100 [ 0.094233] [<c0031223>] copy_process+0x93/0xba0 [ 0.094238] [<c0031dd2>] do_fork+0x72/0x370 [ 0.094242] [<c000b4ea>] kernel_thread+0x9a/0xb0 [ 0.094246] [<c02970d6>] rest_init+0x16/0x60 [ 0.094251] [<c04809f3>] start_kernel+0x337/0x33c [ 0.094255] [<c048011c>] i386_start_kernel+0x11c/0x123 and another: Reproducible: Sometimes Steps to Reproduce: 1. Run instance from own OpenSuse 11.4 i586 ELB backed image. 2. Watch it panic Actual Results: Kernel panic Expected Results: Instance boots successfully -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.