Date: Tue, 9 Mar 2021 04:09:18 -0800 From: David Wolfskill <david@catwhisker.org> To: current@freebsd.org Subject: "panic: malloc(M_WAITOK) with sleeping prohibited" at main-n245363-b3dac3913dc9 Message-ID: <YEdlblQdBcjZkcf%2B@albert.catwhisker.org>
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Just did a source-based update from:
FreeBSD 14.0-CURRENT #1205 main-n245338-221622ec0c8e: Mon Mar 8 03:49:58 PST 2021 root@freebeast.catwhisker.org:/common/S4/obj/usr/src/amd64.amd64/sys/GENERIC amd64 1400005 1400005
to:
FreeBSD 14.0-CURRENT #1206 main-n245363-b3dac3913dc9: Tue Mar 9 03:55:00 PST 2021
root@freebeast.catwhisker.org:/common/S4/obj/usr/src/amd64.amd64/sys/GENERIC amd64
[latter scraped from the console]
and:
...
pass6 at umass-sim0 bus 0 scbus6 target 0 lun 0
pass6: uhub3: 6 ports with 6 removable, self powered
<Generic- Compact Flash 1.00> Removable Direct Access SCSI device
pass6: Serial Number 20100818841300000
pass6: 40.000MB/s transfersuhub4: 8 ports with 8 removable, self powered
panic: malloc(M_WAITOK) with sleeping prohibited
cpuid = 0
time = 22
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00e157a4b0
vpanic() at vpanic+0x181/frame 0xfffffe00e157a500
panic() at panic+0x43/frame 0xfffffe00e157a560
malloc_dbg() at malloc_dbg+0xd4/frame 0xfffffe00e157a580
malloc() at malloc+0x34/frame 0xfffffe00e157a5e0
disk_alloc() at disk_alloc+0x1c/frame 0xfffffe00e157a600
daregister() at daregister+0x3f4/frame 0xfffffe00e157a880
cam_periph_alloc() at cam_periph_alloc+0x57b/frame 0xfffffe00e157a950
daasync() at daasync+0x2c2/frame 0xfffffe00e157a9c0
xpt_async_process_dev() at xpt_async_process_dev+0x152/frame 0xfffffe00e157aa10
xpt_async_process() at xpt_async_process+0x334/frame 0xfffffe00e157ab20
xpt_done_process() at xpt_done_process+0x3a3/frame 0xfffffe00e157ab60
xpt_done_td() at xpt_done_td+0xf5/frame 0xfffffe00e157abb0
fork_exit() at fork_exit+0x80/frame 0xfffffe00e157abf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00e157abf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 17 tid 100095 ]
Stopped at kdb_enter+0x37: movq $0,0x128b97e(%rip)
db>
I can afford to leave it that way for a bit, in case anyone has
suggestions for poking at it to get more information. I expect to
be attempting the same upgrade on a couple of laptops -- after they
finish building firefox.
Peace,
david
--
David H. Wolfskill david@catwhisker.org
It is supremely disingenuous to claim a lack of jurisdiction, then
proceed to participate in a decision on the same matter.
See https://www.catwhisker.org/~david/publickey.gpg for my public key.
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