On Thu, Jun 6, 2024 at 10:40 AM Miklos Szeredi <mszer...@redhat.com> wrote: > > Hi, > > I get the below crash when running virtio-fs on fedora 39. > > Note: weirdly this makes chrome running on the host also crash. > > Eric Sandeen also reported some bad behavior of virtio-fs on fc39, > which might be related. > > Versions: > kernel-6.8.4-200.fc39.x86_64 > qemu-kvm-8.1.3-5.fc39.x86_64 > virtiofsd-1.10.1-1.fc39.x86_64 > > Thanks, > Miklos > > /usr/libexec/virtiofsd --socket-path=/tmp/vhostqemu --shared-dir /home & > > qemu-system-x86_64 -enable-kvm -s -serial none -parallel none -kernel > /home/mszeredi/git/linux/arch/x86_64/boot/bzImage -drive > format=raw,file=/home/mszeredi/root_fs,index=0,if=virtio -drive > format=raw,file=/home/mszeredi/images/ubd1,index=1,if=virtio -chardev > stdio,id=virtiocon0,signal=off -device virtio-serial -device > virtconsole,chardev=virtiocon0 -cpu host -m 16G -smp 8 -object > memory-backend-file,id=mem,size=16G,mem-path=/dev/shm,share=on -numa > node,memdev=mem -net user -net nic,model=virtio-net-pci -fsdev > local,security_model=none,id=fsdev0,path=/home -device virtio-rng-pci > -chardev socket,id=char0,path=/tmp/vhostqemu -device > vhost-user-fs-pci,queue-size=1024,chardev=char0,tag=myfs -device > virtio-9p-pci,fsdev=fsdev0,mount_tag=hostshare -append "root=/dev/vda > console=hvc0 "
are you running virtiofsd inside a container?, could you try -object memory-backend-memfd,id=mem,size=16G,share=on instead of "-object memory-backend-file..." > [...] > root@kvm:~# time md5sum /host/mszeredi/images/ubd1 > error: kvm run failed Bad address > RAX=0000000000000000 RBX=ffff888100044240 RCX=0000000000000000 > RDX=ffff888420c59ff0 > RSI=0000000000000020 RDI=ffff888420c59ff8 RBP=0000000000000000 > RSP=ffffc900016d3898 > R8 =ffff888420c59da8 R9 =0000000000000040 R10=0000000000036140 > R11=0000000000000005 > R12=ffff888420c59ff0 R13=000000000000000d R14=ffffea0010831600 > R15=ffff888420c59da8 > RIP=ffffffff82168d80 RFL=00010046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 > ES =0000 0000000000000000 ffffffff 00c00000 > CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] > SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] > DS =0000 0000000000000000 ffffffff 00c00000 > FS =0000 00007fb83cea8740 ffffffff 00c00000 > GS =0000 ffff88842fd40000 ffffffff 00c00000 > LDT=0000 0000000000000000 ffffffff 00c00000 > TR =0040 fffffe000012a000 00004087 00008b00 DPL=0 TSS64-busy > GDT= fffffe0000128000 0000007f > IDT= fffffe0000000000 00000fff > CR0=80050033 CR2=00007f2d3bd9b0f0 CR3=00000001036ee005 CR4=00770ef0 > DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 > DR3=0000000000000000 > DR6=00000000ffff0ff0 DR7=0000000000000400 > EFER=0000000000000d01 > Code=90 90 90 90 48 c7 07 00 00 00 00 48 89 fa 48 8d 7f 08 31 c0 <48> > c7 87 30 02 00 00 00 00 00 00 48 89 d1 48 83 e7 f8 48 29 f9 81 c1 40 > 02 00 00 c1 e9 03 > > -- German
