Date: Mon, 16 Mar 2015 14:03:39 -0400 From: Shawn Webb <shawn.webb@hardenedbsd.org> To: "freebsd-current@freebsd.org" <freebsd-current@freebsd.org> Subject: sbuf-related panic Message-ID: <1426529019.4766.1.camel@hardenedbsd.org>
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[-- Attachment #1 --]
On amd64, doing a Poudriere run. On r280133:
(kgdb) bt
#0 doadump (textdump=Unhandled dwarf expression opcode 0x93
) at pcpu.h:219
#1 0xffffffff809726a5 in kern_reboot (howto=Unhandled dwarf expression opcode 0x93
) at /usr/src/sys/kern/kern_shutdown.c:448
#2 0xffffffff80972c98 in vpanic (fmt=<value optimized out>, ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:747
#3 0xffffffff80972ac2 in kassert_panic (fmt=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:635
#4 0xffffffff809bd5bd in sbuf_delete (s=0xfffffe085d468750) at /usr/src/sys/kern/subr_sbuf.c:103
#5 0xffffffff809669dd in sysctl_kern_proc_args (oidp=<value optimized out>, arg1=<value optimized out>, arg2=<value optimized out>, req=0xfffffe085d468868) at /usr/src/sys/kern/kern_proc.c:1858
#6 0xffffffff8097e7b4 in sysctl_root_handler_locked (oid=0xffffffff81533738, arg1=0xfffffe085d46893c, arg2=1, req=0xfffffe085d468868) at /usr/src/sys/kern/kern_sysctl.c:183
#7 0xffffffff8097e038 in sysctl_root (arg1=<value optimized out>, arg2=<value optimized out>) at /usr/src/sys/kern/kern_sysctl.c:1660
#8 0xffffffff8097e5b2 in userland_sysctl (td=<value optimized out>, name=0xfffffe085d468930, namelen=<value optimized out>, old=<value optimized out>, oldlenp=<value optimized out>, inkernel=<value optimized out>,
new=<value optimized out>, newlen=<value optimized out>, retval=<value optimized out>, flags=0) at /usr/src/sys/kern/kern_sysctl.c:1764
#9 0xffffffff8097e3e4 in sys___sysctl (td=0xfffff802521324b0, uap=0xfffffe085d468a40) at /usr/src/sys/kern/kern_sysctl.c:1690
#10 0xffffffff80da1bca in amd64_syscall (td=0xfffff802521324b0, traced=0) at subr_syscall.c:133
#11 0xffffffff80d7f3cb in Xfast_syscall () at /usr/src/sys/amd64/amd64/exception.S:395
#12 0x000002759e502b7a in ?? ()
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