Hi,
regress/sys/dev/softraid panics kernel on powerpc64 arm64 arm64.
==== detach ====
umount /mnt/regress-softraid
bioctl -d `bioctl softraid0 | awk '/^softraid0/{sd=$5}END{print sd}'`
Timeout, server ot6 not responding.
WARNING: Do not try this test on your laptop. It may destroy an
existing crypto softraid.
Introduced with snapshots:
Thu Mar 3 03:33:01 CET 2022 powerpc64
Wed Mar 2 18:21:46 MST 2022 amd64
Wed Mar 2 13:52:46 MST 2022 arm64
sd1 at scsibus2 targ 1 lun 0: <OPENBSD, SR RAID 0, 006>
sd1: 3299MB, 512 bytes/sector, 6756480 sectors
sd1 detached
panic: free: size too small 64 <= 4096 / 2 (0xc0000000110dfaa8) type devbuf
Stopped at panic+0x134: ori r0,r0,0x0
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*324732 11372 0 0x2 0 2K bioctl
panic+0x134
free+0x474
scsi_detach_link+0xa0
sr_discipline_shutdown+0x178
sr_bio_handler+0x180
scsi_do_ioctl+0x108
sdioctl+0x4e0
spec_ioctl+0xa0
VOP_IOCTL+0x6c
vn_ioctl+0x94
sys_ioctl+0x324
syscall+0x384
trap+0x5dc
trapagain+0x4
--- syscall (number 54) ---
End of kernel: 0xbffffffffffc1e40 lr 0xfee086774b84
sd2 at scsibus5 targ 1 lun 0: <OPENBSD, SR RAID 0, 006>
sd2: 3299MB, 512 bytes/sector, 6756480 sectors
sd2 detached
panic: free: size too small 64 <= 4096 / 2 (0xffff800000d36aa8) type devbuf
Stopped at db_enter+0x10: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*425671 45938 0 0x2 0 3K bioctl
db_enter() at db_enter+0x10
panic(ffffffff81f53a79) at panic+0xbf
free(ffff800000d36aa8,2,40) at free+0x40d
scsi_detach_link(ffff800000cfb300,1) at scsi_detach_link+0x7e
sr_discipline_shutdown(ffff800000d36000,1,0) at sr_discipline_shutdown+0x13e
sr_bio_handler(ffff80000013f000,ffff800000d36000,c2d04227,ffff800000d12c00) at
sr_bio_handler+0x1ce
sdioctl(d22,c2d04227,ffff800000d12c00,3,ffff8000221eafd0) at sdioctl+0x4a6
VOP_IOCTL(fffffd8212135dd0,c2d04227,ffff800000d12c00,3,fffffd827f7e4900,ffff8000221eafd0)
at VOP_IOCTL+0x5c
vn_ioctl(fffffd823d638ca8,c2d04227,ffff800000d12c00,ffff8000221eafd0) at
vn_ioctl+0x75
sys_ioctl(ffff8000221eafd0,ffff80002236b300,ffff80002236b350) at sys_ioctl+0x2c4
syscall(ffff80002236b3c0) at syscall+0x374
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7fffff8ae0, count: 3
sd3 at scsibus5 targ 1 lun 0: <OPENBSD, SR RAID 0, 006>
sd3: 3299MB, 512 bytes/sector, 6756480 sectors
sd3 detached
panic: free: size too small 64 <= 4096 / 2 (0xffffff800d112aa8) type devbuf
Stopped at panic+0x160: cmp w21, #0x0
TID PID UID PRFLAGS PFLAGS CPU COMMAND
* 2077 25152 0 0x2 0 3K bioctl
db_enter() at panic+0x15c
panic() at free+0x408
free() at scsi_detach_link+0x68
scsi_detach_link() at sr_discipline_shutdown+0x11c
sr_discipline_shutdown() at sr_bio_handler+0x184
sr_bio_handler() at sdioctl+0x42c
sdioctl() at VOP_IOCTL+0x4c
