syzbot


panic: trap type NUM, code=NUM, pc=e8fb9

Status: upstream: reported on 2024/08/15 15:15
Reported-by: syzbot+0262f40bcb918702fcc1@syzkaller.appspotmail.com
First crash: 32d, last: 31d

Sample crash report:
panic: trap type 6, code=10, pc=e8fb9
Starting stack trace...
panic(ffffffff82fd971f) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff8000371e2bd0) at kerntrap+0x29b sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
acpi_pdirpa() at acpi_pdirpa+0xd4e2a
rt_clone(ffff8000371e2ea8,fffffd807af0df28,0) at rt_clone+0x98 sys/net/route.c:383
route_mpath(fffffd807af0df10,fffffd8070367c24,0,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline]
route_mpath(fffffd807af0df10,fffffd8070367c24,0,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline]
route_mpath(fffffd807af0df10,fffffd8070367c24,0,0) at route_mpath+0x170 sys/net/route.c:255
in_pcbselsrc(ffff8000371e2f98,fffffd8070367c20,fffffd807af0de98) at in_pcbselsrc+0x250
in_pcbconnect(fffffd807af0de98,fffffd8070367c00) at in_pcbconnect+0x11a sys/netinet/in_pcb.c:522
tcp_connect(ffff800001324810,fffffd8070367c00) at tcp_connect+0x3cb sys/netinet/tcp_usrreq.c:654
sys_connect(ffff800037264830,ffff8000371e31c0,ffff8000371e3110) at sys_connect+0x345 sys/kern/uipc_syscalls.c:422
syscall(ffff8000371e31c0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline]
syscall(ffff8000371e31c0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xe09b8d63bd0, count: 245
End of stack trace.

dump to dev 4,1 not possible
rebooting...
SeaBIOS (version 1.8.2-google)
Total RAM Size = 0x0000000080000000 = 2048 MiB
CPUs found: 2     Max CPUs supported: 2
SeaBIOS (version 1.8.2-google)
Machine UUID f8e08a03-81bc-3227-53c0-939594373760
found virtio-scsi at 0:3
virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0
virtio-scsi blksize=512 sectors=4194304 = 2048 MiB
drive 0x000f27c0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Sending Seabios boot VM event.
Booting from Hard Disk 0...
>> OpenBSD/amd64 BOOT 3.67
boot> set $lines = 0
set: syntax error
boot> set $maxwidth = 0
set: syntax error
boot> show panic
boot: illegal argument panic
boot> trace
boot> show registers
boot> show proc
boot> ps
boot> show all locks
boot> show malloc
boot> show all pools
boot> machine ddbcpu 0
machine: syntax error
boot> trace
boot> machine ddbcpu 1
machine: syntax error
boot> trace

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/08/15 22:38 openbsd ee93b8d12366 e4bacdaf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: trap type NUM, code=NUM, pc=e8fb9
2024/08/15 15:36 openbsd ee93b8d12366 e4bacdaf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: trap type NUM, code=NUM, pc=e8fb9
2024/08/15 15:14 openbsd ee93b8d12366 e4bacdaf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: trap type NUM, code=NUM, pc=e8fb9
* Struck through repros no longer work on HEAD.