Date: Wed, 12 Feb 2020 08:38:24 -0800 From: Gleb Smirnoff <glebius@freebsd.org> To: yp@mm.st Cc: freebsd-current@freebsd.org Subject: Re: panic: Assertion in_epoch(net_epoch_preempt) failed, r357793 Message-ID: <20200212163824.GA1253@FreeBSD.org> In-Reply-To: <1123c163-846f-7264-febd-3027e1b17369@mm.st> References: <1123c163-846f-7264-febd-3027e1b17369@mm.st>
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On Wed, Feb 12, 2020 at 09:49:12AM +0300, yp@mm.st wrote: y> Getting the following panic after updating to r357793 (expect typos, hand y> copied): y> y> panic: Assertion in_epoch(net_epoch_preempt) failed at y> /usr/src/sys/net/iflib.c:2762 y> y> db_trace_self_wrapper() y> vpanic() y> panic() y> iflib_rxeof() y> _task_fn_rx() y> gtaskqueue_run_locked() y> gtaskqueue_thread_loop() y> fork_exit() y> fork_trampoline() y> --- trap 0, rip = 0, rsp = 0, rbp = 0 --- Are you running iflib as a loadable module? Your trace clearly has _task_fn_rx(), and Hans's patch covers _task_fn_tx(). However, Hans's patch helped you. So, my guess is happen just due to recompilation and reinstall of the module, not due to patch. -- Gleb Smirnoff
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