Kdump fails after issuing sysrq-c when isolcpus is set.
Issue
- System encountered a kernel panic in sched_init_smp
Kernel BUG at kernel/sched.c:7048
invalid opcode: 0000 [1] SMP
last sysfs file:
CPU 0
Modules linked in:
Pid: 1, comm: swapper Not tainted 2.6.18-128.el5 #1
RIP: 0010:[<ffffffff803f9359>] [<ffffffff803f9359>] sched_init_smp+0x93/0xa3
.....
Process swapper (pid: 1, threadinfo ffff810001ca8000, task ffff810001ca37a0)
.....
Call Trace:
[<ffffffff803e79e0>] init+0x183/0x2f7
[<ffffffff8005dfb1>] child_rip+0xa/0x11
[<ffffffff8017161b>] acpi_ds_init_one_object+0x0/0x80
[<ffffffff803e785d>] init+0x0/0x2f7
[<ffffffff8005dfa7>] child_rip+0x0/0x11
Environment
- Red Hat Enterprise Linux 5.3
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