Hello,
syzbot found the following crash on:
HEAD commit: 84b9791b bridge: Fix panic if the STP root is removed
git tree: freebsd
console output:
https://syzkaller.appspot.com/x/log.txt?x=163eba27200000
dashboard link:
https://syzkaller.appspot.com/bug?extid=514d40ce757a3f8b15bc
userspace arch: amd64
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by:
syzbot+514d40...@syzkaller.appspotmail.com
panic: invalid dst page 0xfffff8007fb17f98
cpuid = 0
time = 14
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame
0xfffffe001fb08750
vpanic() at vpanic+0x1e0/frame 0xfffffe001fb087b0
panic() at panic+0x43/frame 0xfffffe001fb08810
vm_fault_copy_entry() at vm_fault_copy_entry+0x808/frame 0xfffffe001fb088d0
vm_map_protect() at vm_map_protect+0x5f9/frame 0xfffffe001fb08940
sys_mprotect() at sys_mprotect+0xcc/frame 0xfffffe001fb08980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe001fb08ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe001fb08ab0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x412e5a, rsp =
0x7fffdff79f38, rbp = 0x3 ---
KDB: enter: panic
[ thread pid 18020 tid 101148 ]
Stopped at kdb_enter+0x6a: movq $0,kdb_why
---
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