Hi,
Looks like this patch cause instant panic at USB audio detach:
usbconfig -d 0.4 reset
uaudio0: at uhub1, port 2, addr 4 (disconnected)
vm_fault(0xc0661400, 0, 1, 0) -> 1
Fatal kernel mode data abort: 'Translation Fault (P)'
trapframe: 0xd28b8b58
FSR=00000017, FAR=0000002c, spsr=60000113
r0 =00000000, r1 =c1b35000, r2 =00000000, r3 =00000000
r4 =c1a24000, r5 =00000000, r6 =c1b3338c, r7 =c172e150
r8 =c1b35000, r9 =00000000, r10=c162a400, r11=d28b8bd0
r12=c1bc9ad4, ssp=d28b8ba8, slr=c1b9855c, pc =c048fa3c
[ thread pid 14 tid 100037 ]
Stopped at bus_dmamem_free+0x10: ldr r0, [r9, #0x02c]
db> bt
Tracing pid 14 tid 100037 td 0xc1712960
db_trace_self() at db_trace_self
pc = 0xc0492958 lr = 0xc0130f38 (db_stack_trace+0xf4)
sp = 0xd28b8860 fp = 0xd28b8878
r10 = 0xc0660180
db_stack_trace() at db_stack_trace+0xf4
pc = 0xc0130f38 lr = 0xc01308a8 (db_command+0x270)
sp = 0xd28b8880 fp = 0xd28b8920
r4 = 0x00000000 r5 = 0x00000000
r6 = 0x00000000
db_command() at db_command+0x270
pc = 0xc01308a8 lr = 0xc013060c (db_command_loop+0x60)
sp = 0xd28b8928 fp = 0xd28b8938
r4 = 0xc04d2192 r5 = 0xc04ec76c
r6 = 0xc066016c r7 = 0xc058b540
r8 = 0xc0656294 r9 = 0xc0656290
r10 = 0x00000001
db_command_loop() at db_command_loop+0x60
pc = 0xc013060c lr = 0xc0132fd4 (db_trap+0xd8)
sp = 0xd28b8940 fp = 0xd28b8a60
r4 = 0x00000000 r5 = 0xc0660178
r6 = 0xc06562c0
db_trap() at db_trap+0xd8
pc = 0xc0132fd4 lr = 0xc028efbc (kdb_trap+0xbc)
sp = 0xd28b8a68 fp = 0xd28b8a88
r4 = 0x00000000 r5 = 0x00000017
r6 = 0xc06562c0 r7 = 0xc058b540
kdb_trap() at kdb_trap+0xbc
pc = 0xc028efbc lr = 0xc04a5194 (dab_fatal+0x174)
sp = 0xd28b8a90 fp = 0xd28b8aa8
r4 = 0xd28b8b58 r5 = 0x00000017
r6 = 0x600001d3 r7 = 0x0000002c
r8 = 0xd28b8b58 r9 = 0x00000013
r10 = 0x00000001
dab_fatal() at dab_fatal+0x174
pc = 0xc04a5194 lr = 0xc04a4f4c (data_abort_handler+0x3e8)
sp = 0xd28b8ab0 fp = 0xd28b8b50
r4 = 0xc16be3cc r5 = 0xc1712960
r6 = 0xd28b8eb0 r7 = 0x00000000
data_abort_handler() at data_abort_handler+0x3e8
pc = 0xc04a4f4c lr = 0xc04944d4 (exception_exit)
sp = 0xd28b8b58 fp = 0xd28b8bd0
r4 = 0xc1a24000 r5 = 0x00000000
r6 = 0xc1b3338c r7 = 0xc172e150
r8 = 0xc1b35000 r9 = 0x00000000
r10 = 0xc162a400
exception_exit() at exception_exit
pc = 0xc04944d4 lr = 0xc1b9855c (sndbuf_free+0x80)
sp = 0xd28b8ba8 fp = 0xd28b8bd0
r0 = 0x00000000 r1 = 0xc1b35000
r2 = 0x00000000 r3 = 0x00000000
r4 = 0xc1a24000 r5 = 0x00000000
r6 = 0xc1b3338c r7 = 0xc172e150
r8 = 0xc1b35000 r9 = 0x00000000
r10 = 0xc162a400 r12 = 0xc1bc9ad4
bus_dmamem_free() at bus_dmamem_free+0x10
pc = 0xc048fa3c lr = 0xc1b984c4 (sndbuf_destroy+0x14)
sp = 0xd28b8bd8 fp = 0xd28b8be0
r4 = 0xc162ae00 r5 = 0xc1a24000
r6 = 0xd28b8bd0 r7 = 0xc1b9855c
r8 = 0x00000000 r9 = 0xc1a24000
Unknown entry: 0
sndbuf_destroy() at sndbuf_destroy+0x14
pc = 0xc1b984c4 lr = 0xc1b984c4 (sndbuf_destroy+0x14)
sp = 0xd28b8bd8 fp = 0xd28b8be0
> Unable to unwind into user mode
--HPS
_______________________________________________
[email protected] mailing list
http://lists.freebsd.org/mailman/listinfo/svn-src-head
To unsubscribe, send any mail to "[email protected]"
