Date: Wed, 23 Oct 2024 08:32:05 +0200 From: Michael Tuexen <michael.tuexen@lurchi.franken.de> To: Peter Holm <pho@freebsd.org> Cc: freebsd-net@freebsd.org, Warner Losh <imp@freebsd.org> Subject: Re: panic: tcp_do_segment: sent too much Message-ID: <DFB17E06-AA8C-4B7D-B95B-F54F527AD2B0@lurchi.franken.de> In-Reply-To: <ZxiO88lSPmx%2BWKwa@Peters-MacBook-Air.local> References: <ZxiO88lSPmx%2BWKwa@Peters-MacBook-Air.local>
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> On 23. Oct 2024, at 07:51, Peter Holm <pho@freebsd.org> wrote: >=20 > + export 'tcpINCARNATIONS=3D16678' > + [ 16678 -le 0 ] > + export 'TESTPROGS=3D ./testcases/tcp/tcp' > + sleep 900 > + su test -c '(cd ..; ./testcases/run/run $TESTPROGS)' > run: run time 0+00:15:00, incarnations 1, load 100, verbose 1 > 23:59:21 Loop #1 > tcp: run time 0+00:02:00, incarnations 3202, load 100, verbose 1 > witness_lock_list_get: witness exhausted > panic: tcp_do_segment: sent too much > cpuid =3D 6 > time =3D 1729634436 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame = 0xfffffe01081bd9b0 > vpanic() at vpanic+0x13f/frame 0xfffffe01081bdae0 > panic() at panic+0x43/frame 0xfffffe01081bdb40 > tcp_do_segment() at tcp_do_segment+0x29a2/frame 0xfffffe01081bdc20 > tcp_input_with_port() at tcp_input_with_port+0x10e5/frame = 0xfffffe01081bdd70 > tcp_input() at tcp_input+0xb/frame 0xfffffe01081bdd80 > ip_input() at ip_input+0x28f/frame 0xfffffe01081bdde0 > swi_net() at swi_net+0x19b/frame 0xfffffe01081bde60 > ithread_loop() at ithread_loop+0x266/frame 0xfffffe01081bdef0 > fork_exit() at fork_exit+0x82/frame 0xfffffe01081bdf30 > fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe01081bdf30 > --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- >=20 > Details @ https://people.freebsd.org/~pho/stress/log/log0557.txt Hi Peter, thank you very much for the report! Is this reproducible? I'm CC-ing Warner, since he has also reported this = to me privately, but wasn't able to reproduce it. Best regards Michael >=20 > - Peter >=20
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