Bug 234457

Summary: Reproducible kernel panic on j1900 Intel Baytrail
Product: Base System Reporter: t2b4
Component: kernAssignee: freebsd-bugs (Nobody) <bugs>
Status: Open ---    
Severity: Affects Some People CC: gerrit
Priority: --- Keywords: crash, needs-qa, regression
Version: 12.0-RELEASEFlags: koobs: mfc-stable12?
Hardware: amd64   
OS: Any   

Description t2b4 2018-12-28 11:19:29 UTC
Hello,

every time when im booting freebsd 12.0 RELEASE, I got the following
kernel-panic. 
If I boot 12.0-RELEASE in safemode gets no panic.
If I boot 11.2-RELEASE it gives no panic.

Mainboard Gigabyte GA-J1900N-D3V with Intel J1900
Intel Baytrail Platform
BiosVersion: F6a from 2018/03/28
Boot via USB-Stick with FreeBSD-12.0-RELEASE-amd64-memstick.img

boot -verbose gives this:
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crypto: cryptosoft0 registers alg 29 flags 0 maxoplen 0
crypto: cryptosoft0 registers alg 30 flags 0 maxoplen 0
crypto: cryptosoft0 registers alg 31 flags 0 maxoplen 0
crypto: cryptosoft0 registers alg 38 flags 0 maxoplen 0
acpi0: <ALASKA A M I > on motherboard
ACPI: 5 ACPI AML tables successfully acquired and loaded
PCIe: Memory Mapped configuration base @ 0xe0000000
panic: smp_target_tlb_shootdown: interrupts disabled
cpuid = 4
time = 1
KDB: stack backtrace:
 #0 0xffffffff80be7977 at kdb_backtrace+0x67
 #1 0xffffffff80b9b563 at vpanic+01a3
 #2 0xffffffff80b9b3b3 at panic+0x43
 #3 0xffffffff811eea8f at smp_targeted_tlb_shoodown+0x40f
 #4 0xffffffff811ee66d at smp_masked_invltlb+0x3d
 #5 0xffffffff8105e5d5 at pmap_invalidate_range+0x1b5
 #6 0xffffffff8106b439 at pmap_change_attr_locked+0x859
 #7 0xffffffff8106a814 at pmap_mapdev_internal+0x424
 #8 0xffffffff81076ef0 at pciecfgregopen+0x60
 #9 0xffffffff80451f10 at acpi_attach+0x390
#10 0xffffffff80bd73cc at device_attach+0x3ec
#11 0xffffffff80bd86ac at bus_generic_attach+0x5c
#12 0xffffffff80bd73cc at device_attach+0x3ec
#13 0xffffffff80bd8d88 at bus_generic_new_pass+0x118
#14 0xffffffff80bdaa47 at root_bus_configure+0x77
#15 0xffffffff811dcd49 at configure+0x9
#16 0xffffffff80b31ea8 at mi_startup+0x118
#17 0xffffffff8034102c at btext+0x2c
Uptime: 1s
Automatic reboot in 15 seconds - press a key on the console to abort
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