On 24.02.2020 21:47, Jaromir Dolecek wrote:
> Module Name: src
> Committed By: jdolecek
> Date: Mon Feb 24 20:47:47 UTC 2020
>
> Modified Files:
> src/sys/kern: init_main.c
>
> Log Message:
> move config_init_mi() call before vfsinit(), which can trigger loading
> of VFS modules
>
> fixes crash with LOCKDEBUG due to uninitialized mutex when zfs
> module is loaded in boot, because zfs's spa_init() calls config_mountroot()
> which now requires the config init having been done
>
>
> To generate a diff of this commit:
> cvs rdiff -u -r1.521 -r1.522 src/sys/kern/init_main.c
>
> Please note that diffs are not public domain; they are subject to the
> copyright notices on the relevant files.
>
>
kASan is still broken on boot. Please fix.
[ 1.0188350] acpicpu1 at cpu1: ACPI CPU
[ 1.0188350] cpu0 has 2 core siblings: cpu1 cpu0
[ 1.0188350] cpu0 has 2 pkg siblings: cpu1 cpu0
[ 1.0188350] cpu0 has 1 1st siblings: cpu0
[ 1.0188350] cpu0 first in package: cpu0
[ 1.0188350] cpu1 has 2 core siblings: cpu0 cpu1
[ 1.0188350] cpu1 has 2 pkg siblings: cpu0 cpu1
[ 1.0188350] cpu1 has 1 1st siblings: cpu0
[ 1.0188350] cpu1 first in package: cpu0
[ 1.2307575] panic: ASan: Unauthorized Access In 0xffffffff811e6be6:
Addr 0xffff98000f382b58 [8 bytes, read, PoolUseAfterFree]
[ 1.2401020] cpu1: Begin traceback...
[ 1.2501232] vpanic() at netbsd:vpanic+0x241
[ 1.2701652] snprintf() at netbsd:snprintf
[ 1.2902064] kasan_report() at netbsd:kasan_report+0x98
[ 1.3102484] __asan_load8() at netbsd:__asan_load8+0x294
[ 1.3302897] config_interrupts_thread() at
netbsd:config_interrupts_thread+0x68
[ 1.3403126] cpu1: End traceback...
[ 1.3403126] fatal breakpoint trap in supervisor mode
[ 1.3503263] trap type 1 code 0 rip 0xffffffff8021e4b5 cs 0x8 rflags
0x246 cr2 0 ilevel 0 rsp 0xffff98017de07d60
[ 1.3603479] curlwp 0xffff9800116a16c0 pid 0.30 lowest kstack
0xffff98017de002c0
Stopped in pid 0.30 (system) at netbsd:breakpoint+0x5: leave
db{1}>
https://syzkaller.appspot.com/bug?id=aa6e0c00233b3e55340da80d7636bb2c18181e5f
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