https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213903
--- Comment #31 from Cassiano Peixoto <peixoto.cassi...@gmail.com> ---
Hi Mateusz,
After some time i had a server with FreeBSD 11-p1 crashed with your patch
applied.
See bellow:
(kgdb) list *0xffffffff80b317ac
0xffffffff80b317ac is in turnstile_broadcast
(/usr/src/sys/kern/subr_turnstile.c:837).
832
833 /*
834 * Transfer the blocked list to the pending list.
835 */
836 mtx_lock_spin(&td_contested_lock);
837 TAILQ_CONCAT(&ts->ts_pending, &ts->ts_blocked[queue],
td_lockq);
838 mtx_unlock_spin(&td_contested_lock);
839
840 /*
841 * Give a turnstile to each thread. The last thread gets
Current language: auto; currently minimal
(kgdb) bt
#0 doadump (textdump=<value optimized out>) at pcpu.h:221
#1 0xffffffff80acfd69 in kern_reboot (howto=260) at
/usr/src/sys/kern/kern_shutdown.c:366
#2 0xffffffff80ad031b in vpanic (fmt=<value optimized out>, ap=<value
optimized out>) at /usr/src/sys/kern/kern_shutdown.c:759
#3 0xffffffff80ad0153 in panic (fmt=0x0) at
/usr/src/sys/kern/kern_shutdown.c:690
#4 0xffffffff80ee2d21 in trap_fatal (frame=0xfffffe02378e0850, eva=32) at
/usr/src/sys/amd64/amd64/trap.c:841
#5 0xffffffff80ee2f13 in trap_pfault (frame=0xfffffe02378e0850, usermode=0) at
/usr/src/sys/amd64/amd64/trap.c:691
#6 0xffffffff80ee24bc in trap (frame=0xfffffe02378e0850) at
/usr/src/sys/amd64/amd64/trap.c:442
#7 0xffffffff80ec5951 in calltrap () at
/usr/src/sys/amd64/amd64/exception.S:236
#8 0xffffffff80b317ac in turnstile_broadcast (ts=0x0, queue=0) at
/usr/src/sys/kern/subr_turnstile.c:837
#9 0xffffffff80aabb70 in __mtx_unlock_sleep (c=0xffffffff81cab130, opts=<value
optimized out>, file=0x1 <Address 0x1 out of bounds>, line=1) at
/usr/src/sys/kern/kern_mutex.c:865
#10 0xffffffff80d42dd1 in swap_reserve_by_cred (incr=<value optimized out>,
cred=<value optimized out>) at /usr/src/sys/vm/swap_pager.c:224
#11 0xffffffff80d58f49 in kmap_alloc_wait (map=0xfffff800061d7c30, size=266240)
at /usr/src/sys/vm/vm_kern.c:437
#12 0xffffffff80a7cf5c in exec_copyin_args (args=0xfffffe02378e0a70,
fname=0x801436b58 <Address 0x801436b58 out of bounds>, segflg=UIO_USERSPACE,
argv=0x801436a98, envv=0x801436b20)
at /usr/src/sys/kern/kern_exec.c:1326
#13 0xffffffff80a7cdb8 in sys_execve (td=0xfffff8013d03ba00,
uap=0xfffffe02378e0b80) at /usr/src/sys/kern/kern_exec.c:215
#14 0xffffffff80ee367e in amd64_syscall (td=<value optimized out>, traced=0) at
subr_syscall.c:135
#15 0xffffffff80ec5c3b in Xfast_syscall () at
/usr/src/sys/amd64/amd64/exception.S:396
#16 0x0000000800b45daa in ?? ()
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