Public bug reported:
Host OS: Focal, 20.04(5.4.0-52-generic)
QEMU: 1:4.2-3ubuntu6.8
OpenSBI: 0.8.1
Affected Series: Focal/Groovy Both 5.4/5.8 kernels
Upon powering off a Groovy VM ( GNU/Linux 5.8.0-7-generic riscv64 ) an
sbi_trap_error will occur halting the VM. I have not tried an older version of
OSBI.
root@riscv64-groovy:~# poweroff -f
Powering off.
[ 134.931728] reboot: Power down
sbi_trap_error: hart0: trap handler failed (error -2)
sbi_trap_error: hart0: mcause=0x0000000000000007 mtval=0x0000000000100000
sbi_trap_error: hart0: mepc=0x000000008000d4b0 mstatus=0x0000000000001822
sbi_trap_error: hart0: ra=0x00000000800098de sp=0x0000000080023c78
sbi_trap_error: hart0: gp=0xffffffe001722418 tp=0xffffffe1ed138b80
sbi_trap_error: hart0: s0=0x0000000080023c88 s1=0x0000000000000040
sbi_trap_error: hart0: a0=0x0000000000000000 a1=0x0000000080003f66
sbi_trap_error: hart0: a2=0x0000000080003f66 a3=0x0000000080003f66
sbi_trap_error: hart0: a4=0x0000000000100000 a5=0x0000000000005555
sbi_trap_error: hart0: a6=0x0000000000003f66 a7=0x00000000000110e8
sbi_trap_error: hart0: s2=0x0000000000000000 s3=0x0000000080024000
sbi_trap_error: hart0: s4=0x0000000000000000 s5=0x0000000000000000
sbi_trap_error: hart0: s6=0x0000000000000001 s7=0x0000000000000000
sbi_trap_error: hart0: s8=0x0000000000000000 s9=0x0000000000000000
sbi_trap_error: hart0: s10=0x0000000000000000 s11=0x0000000000000008
sbi_trap_error: hart0: t0=0x0000000000000000 t1=0x0000000000000000
sbi_trap_error: hart0: t2=0x0000000000000000 t3=0x0000000000000000
sbi_trap_error: hart0: t4=0x0000000000000000 t5=0x0000000000000000
sbi_trap_error: hart0: t6=0x0000000000000000
root@riscv64-groovy:~# sudo poweroff
Stopping Session 1 of user root.
[ OK ] Removed slice system-modprobe.slice.
[ OK ] Stopped target Graphical Interface.
[ OK ] Stopped target Multi-User System.
[ OK ] Stopped target Login Prompts.
[ OK ] Stopped target Host and Network Name Lookups.
[ OK ] Stopped target Timers.
[ OK ] Stopped Daily apt upgrade and clean activities.
[ OK ] Stopped Daily apt download activities.
[ OK ] Stopped Periodic ext4 Onli…ata Check for All Filesystems.
[ OK ] Stopped Discard unused blocks once a week.
[ OK ] Stopped Daily rotation of log files.
[ OK ] Stopped Message of the Day.
[ OK ] Stopped Daily Cleanup of Temporary Directories.
[ OK ] Stopped target System Time Synchronized.
[ OK ] Stopped target System Time Set.
[ OK ] Closed Load/Save RF Kill Switch Status /dev/rfkill Watch.
Stopping Regular background program processing daemon...
Stopping Getty on tty1...
Stopping Dispatcher daemon for systemd-networkd...
Stopping System Logging Service...
Stopping Serial Getty on ttyS0...
Stopping Load/Save Random Seed...
[ OK ] Stopped Regular background program processing daemon.
[ OK ] Stopped Dispatcher daemon for systemd-networkd.
[ OK ] Stopped System Logging Service.
[ OK ] Stopped Serial Getty on ttyS0.
[ OK ] Stopped Getty on tty1.
[ OK ] Stopped Load/Save Random Seed.
[ OK ] Stopped Session 1 of user root.
[ OK ] Removed slice system-getty.slice.
[ OK ] Removed slice system-serial\x2dgetty.slice.
Stopping User Login Management...
Stopping User Manager for UID 0...
[ OK ] Stopped User Login Management.
[ OK ] Stopped User Manager for UID 0.
Stopping User Runtime Directory /run/user/0...
[ OK ] Unmounted /run/user/0.
[ OK ] Stopped User Runtime Directory /run/user/0.
[ OK ] Removed slice User Slice of UID 0.
[ OK ] Reached target Unmount All Filesystems.
Stopping D-Bus System Message Bus...
Stopping Permit User Sessions...
[ OK ] Stopped D-Bus System Message Bus.
[ OK ] Stopped Permit User Sessions.
[ OK ] Stopped target Basic System.
[ OK ] Stopped target Network.
[ OK ] Stopped target Paths.
[ OK ] Stopped target Remote File Systems.
[ OK ] Stopped target Slices.
[ OK ] Removed slice User and Session Slice.
[ OK ] Stopped target Sockets.
[ OK ] Closed D-Bus System Message Bus Socket.
[ OK ] Stopped target System Initialization.
[ OK ] Stopped target Local Encrypted Volumes.
[ OK ] Stopped Dispatch Password …ts to Console Directory Watch.
[ OK ] Stopped Forward Password R…uests to Wall Directory Watch.
[ OK ] Stopped target Swap.
[ OK ] Closed Syslog Socket.
Stopping Network Name Resolution...
Stopping Network Time Synchronization...
Stopping Update UTMP about System Boot/Shutdown...
[ OK ] Stopped Network Time Synchronization.
[ OK ] Stopped Network Name Resolution.
Stopping Network Service...
[ OK ] Stopped Network Service.
[ OK ] Stopped Update UTMP about System Boot/Shutdown.
[ OK ] Stopped Apply Kernel Variables.
[ OK ] Stopped Load Kernel Modules.
[ OK ] Stopped Create Volatile Files and Directories.
[ OK ] Stopped target Local File Systems.
[ OK ] Stopped target Local File Systems (Pre).
[ OK ] Stopped Create Static Device Nodes in /dev.
[ OK ] Stopped Create System Users.
[ OK ] Stopped Remount Root and Kernel File Systems.
[ OK ] Reached target Shutdown.
[ OK ] Reached target Final Step.
[ OK ] Finished Power-Off.
[ OK ] Reached target Power-Off.
[ 77.560831] reboot: Power down
sbi_trap_error: hart0: trap handler failed (error -2)
sbi_trap_error: hart0: mcause=0x0000000000000007 mtval=0x0000000000100000
sbi_trap_error: hart0: mepc=0x000000008000d4b0 mstatus=0x0000000000001822
sbi_trap_error: hart0: ra=0x00000000800098de sp=0x0000000080023c78
sbi_trap_error: hart0: gp=0xffffffe001722418 tp=0xffffffe1f5bf5080
sbi_trap_error: hart0: s0=0x0000000080023c88 s1=0x0000000000000040
sbi_trap_error: hart0: a0=0x0000000000000000 a1=0x0000000080003f66
sbi_trap_error: hart0: a2=0x0000000080003f66 a3=0x0000000080003f66
sbi_trap_error: hart0: a4=0x0000000000100000 a5=0x0000000000005555
sbi_trap_error: hart0: a6=0x0000000000003f66 a7=0x00000000000110e8
sbi_trap_error: hart0: s2=0x0000000000000000 s3=0x0000000080024000
sbi_trap_error: hart0: s4=0x0000000000000000 s5=0x0000000000000000
sbi_trap_error: hart0: s6=0x0000000000000001 s7=0x0000000000000000
sbi_trap_error: hart0: s8=0x0000000000000000 s9=0x0000000000000000
sbi_trap_error: hart0: s10=0x0000000000000000 s11=0x0000000000000008
sbi_trap_error: hart0: t0=0x0000000000000000 t1=0x0000000000000000
sbi_trap_error: hart0: t2=0x0000000000000000 t3=0x0000000000000000
sbi_trap_error: hart0: t4=0x0000000000000000 t5=0x0000000000000000
sbi_trap_error: hart0: t6=0x0000000000000000
** Affects: qemu (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1905067
Title:
qemu-system-riscv64 sbi_trap_error powering down VM riscv64
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