Date: Sat, 29 Aug 2009 23:45:22 +0200 From: Andreas Tobler <andreast-list@fgznet.ch> To: Kostik Belousov <kostikbel@gmail.com> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: Boot panic -CURRENT #196643 Message-ID: <4A99A172.90009@fgznet.ch> In-Reply-To: <20090829205723.GW1881@deviant.kiev.zoral.com.ua> References: <4A997442.1060200@fgznet.ch> <20090829183906.GS1881@deviant.kiev.zoral.com.ua> <4A9988ED.2040403@fgznet.ch> <20090829201614.GU1881@deviant.kiev.zoral.com.ua> <4A999344.5000703@fgznet.ch> <20090829205723.GW1881@deviant.kiev.zoral.com.ua>
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Kostik Belousov wrote:
> Please, try this.
>
> diff --git a/sys/vm/vm_glue.c b/sys/vm/vm_glue.c
> index 234cde9..b0e8d3c 100644
> --- a/sys/vm/vm_glue.c
> +++ b/sys/vm/vm_glue.c
> @@ -447,6 +447,8 @@ vm_thread_dispose(struct thread *td)
> pages = td->td_kstack_pages;
> ksobj = td->td_kstack_obj;
> ks = td->td_kstack;
> + td->td_kstack = 0;
> + td->td_kstack_pages = 0;
> if (pages == KSTACK_PAGES && kstacks <= kstack_cache_size) {
> ks_ce = (struct kstack_cache_entry *)ks;
> ks_ce->ksobj = ksobj;
> @@ -457,8 +459,6 @@ vm_thread_dispose(struct thread *td)
> return;
> }
> vm_thread_stack_dispose(ksobj, ks, pages);
> - td->td_kstack = 0;
> - td->td_kstack_pages = 0;
> }
>
> static void
panic: Assertion td->td_lock == TDQ_LOCKPTR(tdq) failed ... sched_ule.c:1878
cpuid = 1
KDB: enter: panic
[thread pid 0 tid 100073 ]
Stopped at kdb_enter+0x3a: movl $0,kdb_why
As you see I managed to reboot my zfs root ;)
Thanks,
Andreas
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