Messages in this thread | | | Date | Wed, 14 Jun 2023 11:39:53 +0100 | From | "Richard W.M. Jones" <> | Subject | Re: printk.time causes rare kernel boot hangs |
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Got it!
#0 arch_static_branch (branch=false, key=<optimized out>) at ./arch/x86/include/asm/jump_label.h:27 #1 static_key_false (key=<optimized out>) at ./include/linux/jump_label.h:207 #2 native_write_msr (msr=1760, low=1876580734, high=106) at ./arch/x86/include/asm/msr.h:147 #3 0xffffffff8107997c in paravirt_write_msr (high=<optimized out>, low=1876580734, msr=1760) at ./arch/x86/include/asm/paravirt.h:196 #4 wrmsrl (val=<optimized out>, msr=1760) at ./arch/x86/include/asm/paravirt.h:229 #5 lapic_next_deadline (delta=<optimized out>, evt=<optimized out>) at arch/x86/kernel/apic/apic.c:491 #6 0xffffffff811f7b1d in clockevents_program_event (dev=0xffff88804e820dc0, expires=<optimized out>, force=<optimized out>) at kernel/time/clockevents.c:334 #7 0xffffffff811f81b0 in tick_handle_periodic (dev=0xffff88804e820dc0) at kernel/time/tick-common.c:133 #8 0xffffffff810796c1 in local_apic_timer_interrupt () at arch/x86/kernel/apic/apic.c:1095 #9 __sysvec_apic_timer_interrupt (regs=regs@entry=0xffffc90000003ee8) at arch/x86/kernel/apic/apic.c:1112 #10 0xffffffff81f9cf09 in sysvec_apic_timer_interrupt (regs=0xffffc90000003ee8) at arch/x86/kernel/apic/apic.c:1106 #11 0xffffffff820015ca in asm_sysvec_apic_timer_interrupt () at ./arch/x86/include/asm/idtentry.h:645 #12 0x0000000000000000 in ?? ()
There's only 1 vCPU in the VM. However earlier I did try with -smp 2 and that also has the same issue.
Rich.
-- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com libguestfs lets you edit virtual machines. Supports shell scripting, bindings from many languages. http://libguestfs.org
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