From nobody Tue Feb 24 07:28:45 2026 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4fKq8Y4rL7z6TLMV for ; Tue, 24 Feb 2026 07:28:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R12" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fKq8Y4XYBz3g33 for ; Tue, 24 Feb 2026 07:28:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771918125; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=rfm3KXqr8NA9VbKrloDE8tiNdg0BvUv24iVFWYFVZYk=; b=TUfwKT0Bh61BJdiPDjUJ05myH6vpr3GSgwyb0yPJd7getelkNoXvX6CGRwN/YgODT9DdXS sAeM8Oi6bQTtIqtj6WaagEb0vLQnrOfhZO808yH+zHh7Cexl+awcS7073OwfZBOnywPW99 k8YpOXiszu93HRadviLOdEnDnthmUHmCca/cxlnWowL7h2nYKOF4GR3/XHoxiQt3mU3PQC IGgQUEyfupupmmHkojOeBw4Art7knzZi1MqzKbCT4S+M673+hGUGH0dx4YhuYLtvwPqwvb vleg1nQupKZ7Cwc2PvqLhHyGSmp9qGwFJUlDIyxADZ05KR6X5/7XF+f66vRH5g== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1771918125; a=rsa-sha256; cv=none; b=sHSxrWeHU4Si8YxLi+U+55HX2Peggomj1boWTW8yKf+rko6hJe1/75/Bw3n5AsA/OLEPpB treU8Mcf9I3YlF46j9tnwZslTPNo4ue7WEMh69Ox87Rp01zxbgf9l1A/HJEvV/dCIoZKLB dvhSoSzVkwiZlg90/ZllDmEMQsoTggmuK7UlUL3uEkoYJVWrvnPfdE5YG/uHAW0KFiK6lC DYs4e/EIvC2yiFMIT/ARIjuES7fF6vWlbV+QWHXthfwNC0M0hUWY+7GwQIPtOjV2ShCn2f FdVDoklG8P20rvhul55zqoFB7LR0cyZGnR+7ed8Bd0KrQrS0YfJekQNUhWuNEw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771918125; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=rfm3KXqr8NA9VbKrloDE8tiNdg0BvUv24iVFWYFVZYk=; b=l0s5MiBa4TPok8V8Su/3Xa6bxbwUnITUXwsRwmSuqLMLN3RfaOt3kaULqlwL9/FG/4HDi8 nK2ze5LLlD5RQE4kYM+4k3JK+g1tBWjkqoKG79IMZ9XoT9/+WAJhqWqnw3WnXytmmiy07C Y1HcpY30OB0dSpGeq6LUOLCSdEeNLNmlcXqDAewTnhiVfc55sYPNbsH1YVglYfHRMQqCmM pbQo3E866+9c4wjVE1mbp1biE3bEdTjFPF/XDyDR38mt377N3hd2eTn4nNAvlqWwQ/9DEd BdtEpz/6tK2In1gBbKdafUfGo1Xx61APsxd6n9XFfRvuq2Nixr+zBQNCqAB+JQ== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4fKq8Y3y5Kz15Jb for ; Tue, 24 Feb 2026 07:28:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 61O7Sjvx006621 for ; Tue, 24 Feb 2026 07:28:45 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 61O7SjMl006620 for bugs@FreeBSD.org; Tue, 24 Feb 2026 07:28:45 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 293382] Dead lock and kernel crash around closefp_impl Date: Tue, 24 Feb 2026 07:28:45 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 14.3-STABLE X-Bugzilla-Keywords: crash X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: devgs@ukr.net X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D293382 --- Comment #2 from Paul --- Hi Mark, Thanks for replying so quickly. Here's the output: (kgdb) f 8 #8 0xffffffff80572e28 in knote_drop (kn=3D0xfffff83402622be0, td=3D0xfffff80160b9c000) at /usr/src/sys/kern/kern_event.c:2730 2730 kn->kn_fop->f_detach(kn); (kgdb) p/x *kn $2 =3D { kn_link =3D { sle_next =3D 0x0 }, kn_selnext =3D { sle_next =3D 0x0 }, kn_knlist =3D 0x0, kn_tqe =3D { tqe_next =3D 0x0, tqe_prev =3D 0x0 }, kn_kq =3D 0x0, kn_kevent =3D { ident =3D 0x0, filter =3D 0x0, flags =3D 0x0, fflags =3D 0x0, data =3D 0x0, udata =3D 0x0, ext =3D {0x0, 0x0, 0x0, 0x0} }, kn_hook =3D 0x0, kn_hookid =3D 0x0, kn_status =3D 0x20, kn_influx =3D 0x1, kn_sfflags =3D 0x0, kn_sdata =3D 0x0, kn_ptr =3D { p_fp =3D 0x0, p_proc =3D 0x0, p_aio =3D 0x0, p_lio =3D 0x0, p_v =3D 0x0 }, kn_fop =3D 0x0 } (kgdb) f 10 #10 0xffffffff8056b750 in closefp_impl (fdp=3D0xfffffe0d1582a920, fd=3D0, fp=3D0xfffff81090d2c5a0, td=3D0xfffff80160b9c000, audit=3Dtrue) at /usr/src/sys/kern/kern_descrip.c:1320 1320 knote_fdclose(td, fd); (kgdb) p/x *fp $3 =3D { f_flag =3D 0x7, f_count =3D 0x1, f_data =3D 0xfffff81a3dbd4000, f_ops =3D 0xffffffff80a673d0, f_vnode =3D 0x0, f_cred =3D 0xfffff8014c5acb00, f_type =3D 0x2, f_vflags =3D 0x0, { f_seqcount =3D {0x0, 0x0}, f_pipegen =3D 0x0 }, f_nextoff =3D {0x0, 0x0}, f_vnun =3D { fvn_cdevpriv =3D 0x0, fvn_advice =3D 0x0 }, f_offset =3D 0x0 } Unfortunately, it is not reproducible. We've been using this system for aro= und a month under this load. And it's the first time it happened. The other ser= ver is using it for around two months. Probably, Monday morning has something t= o do with it. As it's usually the time when the most users are active at the same time. We've been using this software for years, on earlier versions of FreeBSD and had basically no critical issues. However, this generation of servers are o= rder of magnitude faster than what we were using before. Additionally, we've go a 100GbE card in there. And we've already faced a kernel panic regarding `int` counter ofverflow within a network stack. That was on 14.3-STABLE and we've reported it in August. Hopefully, shrinking `kern.ipc.maxsockbuf` helped in that case. I'm saying all this because we suspect that this may be a similar issue: so= me race condition within a kernel, that was impossible to reproduce on slower hardware, now can be reproduced, occasionally. Stacks of other threads: #0 sched_switch (td=3Dtd@entry=3D0xfffff80d4121b740, flags=3Dflags@entry= =3D259) at /usr/src/sys/kern/sched_ule.c:2437 #1 0xffffffff805d57ad in mi_switch (flags=3Dflags@entry=3D259) at /usr/src/sys/kern/kern_synch.c:548 #2 0xffffffff80622c19 in sleepq_switch (wchan=3Dwchan@entry=3D0xfffff87af7= 163e00, pri=3Dpri@entry=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:608 #3 0xffffffff80623042 in sleepq_catch_signals (wchan=3Dwchan@entry=3D0xfffff87af7163e00, pri=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:523 #4 0xffffffff80623242 in sleepq_timedwait_sig (wchan=3D, wchan@entry=3D0xfffff87af7163e00, pri=3D) at /usr/src/sys/kern/subr_sleepqueue.c:704 #5 0xffffffff805d4ed1 in _sleep (ident=3Dident@entry=3D0xfffff87af7163e00, lock=3Dlock@entry=3D0xfffff87af7163e00, priority=3Dpriority@entry=3D302, wmesg=3D, sbt=3Dsbt@entry=3D4671013802915906, pr=3Dpr@entry= =3D382252, flags=3D512) at /usr/src/sys/kern/kern_synch.c:217 #6 0xffffffff80574121 in kqueue_scan (kq=3Dkq@entry=3D0xfffff87af7163e00, maxevents=3Dmaxevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe07027f4de0, tsp=3Dtsp@entry=3D0xfffffe07027f4d38, keva=3Dkeva@entry=3D0xfffffe07027f4a9= 0, td=3Dtd@entry=3D0xfffff80d4121b740) at /usr/src/sys/kern/kern_event.c:1983 #7 0xffffffff80571bdb in kqueue_kevent (kq=3Dkq@entry=3D0xfffff87af7163e00, td=3Dtd@entry=3D0xfffff80d4121b740, nchanges=3D, nchanges@en= try=3D0, nevents=3D, nevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe07027f4de0, timeout=3D0xfffffe07027f4d38) at /usr/src/sys/kern/kern_event.c:1377 #8 0xffffffff8057193b in kern_kevent_fp (td=3Dtd@entry=3D0xfffff80d4121b74= 0, fp=3D, nchanges=3Dnchanges@entry=3D0, nevents=3Dnevents@entr= y=3D128, k_ops=3Dk_ops@entry=3D0xfffffe07027f4de0, timeout=3D, timeout@entry=3D0xfffffe07027f4d38) at /usr/src/sys/kern/kern_event.c:1390 #9 0xffffffff805715cf in kern_kevent (td=3D0xfffff80d4121b740, fd=3D, nchanges=3D0, nevents=3D128, k_ops=3D0xfffffe07027f4de0, timeout=3D0xfffffe07027f4d38) at /usr/src/sys/kern/kern_event.c:1330 #10 kern_kevent_generic (td=3D0xfffff80d4121b740, uap=3Duap@entry=3D0xfffffe07027f4db0, k_ops=3Dk_ops@entry=3D0xfffffe07027f4= de0, struct_name=3D0xffffffff809ea8f0 "kevent") at /usr/src/sys/kern/kern_event.= c:1186 #11 0xffffffff80571481 in sys_kevent (td=3D, uap=3D) at /usr/src/sys/kern/kern_event.c:1159 #12 0xffffffff80973847 in syscallenter (td=3D0xfffff80d4121b740) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #13 amd64_syscall (td=3D0xfffff80d4121b740, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1241 #14 #15 0x000000082deed3ea in ?? () #0 sched_switch (td=3Dtd@entry=3D0xfffff806652e6000, flags=3Dflags@entry= =3D259) at /usr/src/sys/kern/sched_ule.c:2437 #1 0xffffffff805d57ad in mi_switch (flags=3Dflags@entry=3D259) at /usr/src/sys/kern/kern_synch.c:548 #2 0xffffffff80622c19 in sleepq_switch (wchan=3Dwchan@entry=3D0xfffff8014c= 472300, pri=3Dpri@entry=3D0) at /usr/src/sys/kern/subr_sleepqueue.c:608 #3 0xffffffff80623042 in sleepq_catch_signals (wchan=3Dwchan@entry=3D0xfffff8014c472300, pri=3D0) at /usr/src/sys/kern/subr_sleepqueue.c:523 #4 0xffffffff80622d89 in sleepq_wait_sig (wchan=3D, wchan@entry=3D0xfffff8014c472300, pri=3D) at /usr/src/sys/kern/subr_sleepqueue.c:671 #5 0xffffffff805d4ef6 in _sleep (ident=3D0xfffff8014c472300, lock=3Dlock@entry=3D0xffffffff81105070 , priority=3Dpriority@entry=3D768, wmesg=3Dwmesg@entry=3D0xffffffff809adf23 "= uwait", sbt=3Dsbt@entry=3D0, pr=3Dpr@entry=3D0, flags=3D0) at /usr/src/sys/kern/ker= n_synch.c:221 #6 0xffffffff805e94ed in umtxq_sleep (uq=3Duq@entry=3D0xfffff8014c472300, wmesg=3D0xffffffff809adf23 "uwait", timo=3D0x0) at /usr/src/sys/kern/kern_umtx.c:840 #7 0xffffffff805eed24 in do_wait (td=3Dtd@entry=3D0xfffff806652e6000, addr=3D, id=3D0, timeout=3Dtimeout@entry=3D0x0, compat32=3Dcompat32@entry=3D1, is_private=3Dis_private@entry=3D1) at /usr/src/sys/kern/kern_umtx.c:1313 #8 0xffffffff805ecdc4 in __umtx_op_wait_uint_private (td=3D0xfffff806652e6= 000, uap=3D0xfffffe071c199dd8, ops=3D) at /usr/src/sys/kern/kern_umtx.c:3986 #9 0xffffffff805eae5e in kern__umtx_op (td=3D, obj=3D, val=3D, uaddr1=3D, uaddr2=3D, ops=3D, op=3D) at /usr/src/sys/kern/kern_umtx.c= :4995 #10 sys__umtx_op (td=3D, uap=3D) at /usr/src/sys/kern/kern_umtx.c:5020 #11 0xffffffff80973847 in syscallenter (td=3D0xfffff806652e6000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #12 amd64_syscall (td=3D0xfffff806652e6000, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1241 #13 #14 0x00000008221050ac in ?? () #0 sched_switch (td=3Dtd@entry=3D0xfffff80dd2a60740, flags=3Dflags@entry= =3D259) at /usr/src/sys/kern/sched_ule.c:2437 #1 0xffffffff805d57ad in mi_switch (flags=3Dflags@entry=3D259) at /usr/src/sys/kern/kern_synch.c:548 #2 0xffffffff80622c19 in sleepq_switch (wchan=3Dwchan@entry=3D0xfffff80cad= b2ab00, pri=3Dpri@entry=3D0) at /usr/src/sys/kern/subr_sleepqueue.c:608 #3 0xffffffff80623042 in sleepq_catch_signals (wchan=3Dwchan@entry=3D0xfffff80cadb2ab00, pri=3D0) at /usr/src/sys/kern/subr_sleepqueue.c:523 #4 0xffffffff80623242 in sleepq_timedwait_sig (wchan=3D, wchan@entry=3D0xfffff80cadb2ab00, pri=3D) at /usr/src/sys/kern/subr_sleepqueue.c:704 #5 0xffffffff805d4ed1 in _sleep (ident=3D0xfffff80cadb2ab00, lock=3Dlock@entry=3D0xffffffff8110d590 , priority=3Dpriority@entry=3D768, wmesg=3Dwmesg@entry=3D0xffffffff809adf23 "= uwait", sbt=3Dsbt@entry=3D4671013812078118, pr=3Dpr@entry=3D0, flags=3D512) at /usr/src/sys/kern/kern_synch.c:217 #6 0xffffffff805e94ed in umtxq_sleep (uq=3Duq@entry=3D0xfffff80cadb2ab00, wmesg=3D0xffffffff809adf23 "uwait", timo=3D0xfffffe0784849d20) at /usr/src/sys/kern/kern_umtx.c:840 #7 0xffffffff805eed24 in do_wait (td=3Dtd@entry=3D0xfffff80dd2a60740, addr=3D, id=3D0, timeout=3Dtimeout@entry=3D0xfffffe0784849d9= 0, compat32=3Dcompat32@entry=3D1, is_private=3Dis_private@entry=3D1) at /usr/src/sys/kern/kern_umtx.c:1313 #8 0xffffffff805ecdc4 in __umtx_op_wait_uint_private (td=3D0xfffff80dd2a60= 740, uap=3D0xfffffe0784849dd8, ops=3D) at /usr/src/sys/kern/kern_umtx.c:3986 #9 0xffffffff805eae5e in kern__umtx_op (td=3D, obj=3D, val=3D, uaddr1=3D, uaddr2=3D, ops=3D, op=3D) at /usr/src/sys/kern/kern_umtx.c= :4995 #10 sys__umtx_op (td=3D, uap=3D) at /usr/src/sys/kern/kern_umtx.c:5020 #11 0xffffffff80973847 in syscallenter (td=3D0xfffff80dd2a60740) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #12 amd64_syscall (td=3D0xfffff80dd2a60740, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1241 #13 #14 0x00000008221050ac in ?? () #0 sched_switch (td=3Dtd@entry=3D0xfffff80b2f110740, flags=3Dflags@entry= =3D259) at /usr/src/sys/kern/sched_ule.c:2437 #1 0xffffffff805d57ad in mi_switch (flags=3Dflags@entry=3D259) at /usr/src/sys/kern/kern_synch.c:548 #2 0xffffffff80622c19 in sleepq_switch (wchan=3Dwchan@entry=3D0xfffff85578= 222600, pri=3Dpri@entry=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:608 #3 0xffffffff80623042 in sleepq_catch_signals (wchan=3Dwchan@entry=3D0xfffff85578222600, pri=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:523 #4 0xffffffff80623242 in sleepq_timedwait_sig (wchan=3D, wchan@entry=3D0xfffff85578222600, pri=3D) at /usr/src/sys/kern/subr_sleepqueue.c:704 #5 0xffffffff805d4ed1 in _sleep (ident=3Dident@entry=3D0xfffff85578222600, lock=3Dlock@entry=3D0xfffff85578222600, priority=3Dpriority@entry=3D302, wmesg=3D, sbt=3Dsbt@entry=3D4671017460503269, pr=3Dpr@entry= =3D263550736, flags=3D512) at /usr/src/sys/kern/kern_synch.c:217 #6 0xffffffff80574121 in kqueue_scan (kq=3Dkq@entry=3D0xfffff85578222600, maxevents=3Dmaxevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe071c18fde0, tsp=3Dtsp@entry=3D0xfffffe071c18fd38, keva=3Dkeva@entry=3D0xfffffe071c18fa9= 0, td=3Dtd@entry=3D0xfffff80b2f110740) at /usr/src/sys/kern/kern_event.c:1983 #7 0xffffffff80571bdb in kqueue_kevent (kq=3Dkq@entry=3D0xfffff85578222600, td=3Dtd@entry=3D0xfffff80b2f110740, nchanges=3D, nchanges@en= try=3D0, nevents=3D, nevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe071c18fde0, timeout=3D0xfffffe071c18fd38) at /usr/src/sys/kern/kern_event.c:1377 #8 0xffffffff8057193b in kern_kevent_fp (td=3Dtd@entry=3D0xfffff80b2f11074= 0, fp=3D, nchanges=3Dnchanges@entry=3D0, nevents=3Dnevents@entr= y=3D128, k_ops=3Dk_ops@entry=3D0xfffffe071c18fde0, timeout=3D, timeout@entry=3D0xfffffe071c18fd38) at /usr/src/sys/kern/kern_event.c:1390 #9 0xffffffff805715cf in kern_kevent (td=3D0xfffff80b2f110740, fd=3D, nchanges=3D0, nevents=3D128, k_ops=3D0xfffffe071c18fde0, timeout=3D0xfffffe071c18fd38) at /usr/src/sys/kern/kern_event.c:1330 #10 kern_kevent_generic (td=3D0xfffff80b2f110740, uap=3Duap@entry=3D0xfffffe071c18fdb0, k_ops=3Dk_ops@entry=3D0xfffffe071c18f= de0, struct_name=3D0xffffffff809ea8f0 "kevent") at /usr/src/sys/kern/kern_event.= c:1186 #11 0xffffffff80571481 in sys_kevent (td=3D, uap=3D) at /usr/src/sys/kern/kern_event.c:1159 #12 0xffffffff80973847 in syscallenter (td=3D0xfffff80b2f110740) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #13 amd64_syscall (td=3D0xfffff80b2f110740, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1241 #14 #15 0x000000082deed3ea in ?? () <--- Cause of crash #0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:57 #1 doadump (textdump=3D) at /usr/src/sys/kern/kern_shutdown= .c:405 #2 0xffffffff805c7beb in kern_reboot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c:523 #3 0xffffffff805c80e9 in vpanic (fmt=3D0xffffffff809d2ae7 "%s", ap=3Dap@entry=3D0xfffffe071c126c30) at /usr/src/sys/kern/kern_shutdown.c:967 #4 0xffffffff805c7f23 in panic (fmt=3D) at /usr/src/sys/kern/kern_shutdown.c:891 #5 0xffffffff80972f00 in trap_fatal (frame=3D, eva=3D) at /usr/src/sys/amd64/amd64/trap.c:1000 #6 0xffffffff80972f00 in trap_pfault (frame=3D0xfffffe071c126cb0, usermode=3Dfalse, signo=3D, ucode=3D) #7 #8 0xffffffff80572e28 in knote_drop (kn=3D0xfffff83402622be0, td=3D0xfffff80160b9c000) at /usr/src/sys/kern/kern_event.c:2730 #9 knote_fdclose (td=3D0xfffff80160b9c000, fd=3D201569) at /usr/src/sys/kern/kern_event.c:2695 #10 0xffffffff8056b750 in closefp_impl (fdp=3D0xfffffe0d1582a920, fd=3D0, fp=3D0xfffff81090d2c5a0, td=3D0xfffff80160b9c000, audit=3Dtrue) at /usr/src/sys/kern/kern_descrip.c:1320 #11 0xffffffff80973847 in syscallenter (td=3D0xfffff80160b9c000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #12 amd64_syscall (td=3D0xfffff80160b9c000, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1241 #13 #14 0x000000082deed32a in ?? () #0 sched_switch (td=3Dtd@entry=3D0xfffff80dd249a740, flags=3Dflags@entry= =3D259) at /usr/src/sys/kern/sched_ule.c:2437 #1 0xffffffff805d57ad in mi_switch (flags=3Dflags@entry=3D259) at /usr/src/sys/kern/kern_synch.c:548 #2 0xffffffff80622c19 in sleepq_switch (wchan=3Dwchan@entry=3D0xfffff86a10= f16b00, pri=3Dpri@entry=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:608 #3 0xffffffff80623042 in sleepq_catch_signals (wchan=3Dwchan@entry=3D0xfffff86a10f16b00, pri=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:523 #4 0xffffffff80623242 in sleepq_timedwait_sig (wchan=3D, wchan@entry=3D0xfffff86a10f16b00, pri=3D) at /usr/src/sys/kern/subr_sleepqueue.c:704 #5 0xffffffff805d4ed1 in _sleep (ident=3Dident@entry=3D0xfffff86a10f16b00, lock=3Dlock@entry=3D0xfffff86a10f16b00, priority=3Dpriority@entry=3D302, wmesg=3D, sbt=3Dsbt@entry=3D4671013829273089, pr=3Dpr@entry= =3D2046015, flags=3D512) at /usr/src/sys/kern/kern_synch.c:217 #6 0xffffffff80574121 in kqueue_scan (kq=3Dkq@entry=3D0xfffff86a10f16b00, maxevents=3Dmaxevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe0784853de0, tsp=3Dtsp@entry=3D0xfffffe0784853d38, keva=3Dkeva@entry=3D0xfffffe0784853a9= 0, td=3Dtd@entry=3D0xfffff80dd249a740) at /usr/src/sys/kern/kern_event.c:1983 #7 0xffffffff80571bdb in kqueue_kevent (kq=3Dkq@entry=3D0xfffff86a10f16b00, td=3Dtd@entry=3D0xfffff80dd249a740, nchanges=3D, nchanges@en= try=3D0, nevents=3D, nevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe0784853de0, timeout=3D0xfffffe0784853d38) at /usr/src/sys/kern/kern_event.c:1377 #8 0xffffffff8057193b in kern_kevent_fp (td=3Dtd@entry=3D0xfffff80dd249a74= 0, fp=3D, nchanges=3Dnchanges@entry=3D0, nevents=3Dnevents@entr= y=3D128, k_ops=3Dk_ops@entry=3D0xfffffe0784853de0, timeout=3D, timeout@entry=3D0xfffffe0784853d38) at /usr/src/sys/kern/kern_event.c:1390 #9 0xffffffff805715cf in kern_kevent (td=3D0xfffff80dd249a740, fd=3D, nchanges=3D0, nevents=3D128, k_ops=3D0xfffffe0784853de0, timeout=3D0xfffffe0784853d38) at /usr/src/sys/kern/kern_event.c:1330 #10 kern_kevent_generic (td=3D0xfffff80dd249a740, uap=3Duap@entry=3D0xfffffe0784853db0, k_ops=3Dk_ops@entry=3D0xfffffe0784853= de0, struct_name=3D0xffffffff809ea8f0 "kevent") at /usr/src/sys/kern/kern_event.= c:1186 #11 0xffffffff80571481 in sys_kevent (td=3D, uap=3D) at /usr/src/sys/kern/kern_event.c:1159 #12 0xffffffff80973847 in syscallenter (td=3D0xfffff80dd249a740) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #13 amd64_syscall (td=3D0xfffff80dd249a740, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1241 #14 #15 0x000000082deed3ea in ?? () #0 sched_switch (td=3Dtd@entry=3D0xfffff80dd2e41740, flags=3Dflags@entry= =3D259) at /usr/src/sys/kern/sched_ule.c:2437 #1 0xffffffff805d57ad in mi_switch (flags=3Dflags@entry=3D259) at /usr/src/sys/kern/kern_synch.c:548 #2 0xffffffff80622c19 in sleepq_switch (wchan=3Dwchan@entry=3D0xfffff85d0d= 270b00, pri=3Dpri@entry=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:608 #3 0xffffffff80623042 in sleepq_catch_signals (wchan=3Dwchan@entry=3D0xfffff85d0d270b00, pri=3D46) at /usr/src/sys/kern/subr_sleepqueue.c:523 #4 0xffffffff80623242 in sleepq_timedwait_sig (wchan=3D, wchan@entry=3D0xfffff85d0d270b00, pri=3D) at /usr/src/sys/kern/subr_sleepqueue.c:704 #5 0xffffffff805d4ed1 in _sleep (ident=3Dident@entry=3D0xfffff85d0d270b00, lock=3Dlock@entry=3D0xfffff85d0d270b00, priority=3Dpriority@entry=3D302, wmesg=3D, sbt=3Dsbt@entry=3D4671014242900761, pr=3Dpr@entry= =3D36144028, flags=3D512) at /usr/src/sys/kern/kern_synch.c:217 #6 0xffffffff80574121 in kqueue_scan (kq=3Dkq@entry=3D0xfffff85d0d270b00, maxevents=3Dmaxevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe071c1a3de0, tsp=3Dtsp@entry=3D0xfffffe071c1a3d38, keva=3Dkeva@entry=3D0xfffffe071c1a3a9= 0, td=3Dtd@entry=3D0xfffff80dd2e41740) at /usr/src/sys/kern/kern_event.c:1983 #7 0xffffffff80571bdb in kqueue_kevent (kq=3Dkq@entry=3D0xfffff85d0d270b00, td=3Dtd@entry=3D0xfffff80dd2e41740, nchanges=3D, nchanges@en= try=3D0, nevents=3D, nevents@entry=3D128, k_ops=3Dk_ops@entry=3D0xfffffe071c1a3de0, timeout=3D0xfffffe071c1a3d38) at /usr/src/sys/kern/kern_event.c:1377 #8 0xffffffff8057193b in kern_kevent_fp (td=3Dtd@entry=3D0xfffff80dd2e4174= 0, fp=3D, nchanges=3Dnchanges@entry=3D0, nevents=3Dnevents@entr= y=3D128, k_ops=3Dk_ops@entry=3D0xfffffe071c1a3de0, timeout=3D, timeout@entry=3D0xfffffe071c1a3d38) at /usr/src/sys/kern/kern_event.c:1390 #9 0xffffffff805715cf in kern_kevent (td=3D0xfffff80dd2e41740, fd=3D, nchanges=3D0, nevents=3D128, k_ops=3D0xfffffe071c1a3de0, timeout=3D0xfffffe071c1a3d38) at /usr/src/sys/kern/kern_event.c:1330 #10 kern_kevent_generic (td=3D0xfffff80dd2e41740, uap=3Duap@entry=3D0xfffffe071c1a3db0, k_ops=3Dk_ops@entry=3D0xfffffe071c1a3= de0, struct_name=3D0xffffffff809ea8f0 "kevent") at /usr/src/sys/kern/kern_event.= c:1186 #11 0xffffffff80571481 in sys_kevent (td=3D, uap=3D) at /usr/src/sys/kern/kern_event.c:1159 #12 0xffffffff80973847 in syscallenter (td=3D0xfffff80dd2e41740) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #13 amd64_syscall (td=3D0xfffff80dd2e41740, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1241 #14 #15 0x000000082deed3ea in ?? () --=20 You are receiving this mail because: You are the assignee for the bug.=