panic: Assertion sb->sb_acc >= datalen failed at /space/system/usr_src/sys/kern/uipc_usrreq.c:1440

Hi,

I have this crash with current as of 2025-05-11-145144 (CET):
---snip---
[409] Mon May 12 15:53:20 CEST 2025
[416] panic: Assertion sb->sb_acc >= datalen failed at 
/space/system/usr_src/sys/kern/uipc_usrreq.c:1440
[416] cpuid = 16
[416] time = 1747058008
[416] KDB: stack backtrace:
[416] db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 
0xfffffe078836cae0
[416] vpanic() at vpanic+0x136/frame 0xfffffe078836cc10
[416] panic() at panic+0x43/frame 0xfffffe078836cc70
[416] uipc_soreceive_stream_or_seqpacket() at 
uipc_soreceive_stream_or_seqpacket+0x9ca/frame 0xfffffe078836cd40
[416] soreceive() at soreceive+0x43/frame 0xfffffe078836cd60
[416] kern_readv() at kern_readv+0x95/frame 0xfffffe078836cdb0
[416] sys_read() at sys_read+0x7e/frame 0xfffffe078836ce00
[416] amd64_syscall() at amd64_syscall+0x15b/frame 0xfffffe078836cf30
[416] fast_syscall_common() at fast_syscall_common+0xf8/frame 
0xfffffe078836cf30
[416] --- syscall (3, FreeBSD ELF64, read), rip = 0x1ae2a3270bfa, rsp = 
0x1ae298b65718, rbp = 0x1ae298b65740 ---
[416] Uptime: 6m56s
---snip---

Gleb, can this be related to the socket stuff you did?
More complete crashinfo output available.

Bye,
Alexander.

-- 
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