Date: Sun, 26 Jul 2020 15:36:04 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 248046] if_bridge(4): Panic when creating an interface: malloc(M_WAITOK) in epoch context Message-ID: <bug-248046-7501-4lgjHQPN6J@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-248046-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-248046-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D248046 --- Comment #17 from dmilith <dmilith@me.com> --- (In reply to Kristof Provost from comment #16) I did rebuild again, full command that caused KP: ifconfig bridge0 create; ifconfig tap0 create; ifconfig tap1 create; ifconf= ig bridge0 addm tap0 up; ifconfig bridge0 addm tap1 up; ifconfig bridge0 addm = em0 up NOTE: em0 is my main network card, virtualized under vmware fusion 7.1.3 pro It's production build, so dmesg log is limited: [44] KDB: stack backtrace: [44] #0 0xffffffff8098a9d5 at kdb_backtrace+0x65 [44] #1 0xffffffff80947790 at vpanic+0x180 [44] #2 0xffffffff809475a3 at panic+0x43 [44] #3 0xffffffff80951fdd at _sleep+0x3dd [44] #4 0xffffffff80952331 at pause_sbt+0xf1 [44] #5 0xffffffff804fa177 at e1000_reset_hw_82540+0x177 [44] #6 0xffffffff804f114b at em_if_stop+0x1b [44] #7 0xffffffff80a43a71 at iflib_stop+0xc1 [44] #8 0xffffffff80a50d6c at iflib_if_ioctl+0x39c [44] #9 0xffffffff82f2c5c5 at bridge_mutecaps+0x145 [44] #10 0xffffffff82f28467 at bridge_ioctl_add+0x467 [44] #11 0xffffffff82f2a37b at bridge_ioctl+0x32b [44] #12 0xffffffff80a35ce1 at ifioctl+0x701 [44] #13 0xffffffff809a9895 at kern_ioctl+0x2d5 [44] #14 0xffffffff809a9517 at sys_ioctl+0x127 [44] #15 0xffffffff80d71b84 at amd64_syscall+0x2a4 [44] #16 0xffffffff80d4b1ae at fast_syscall_common+0xf8 [44] Uptime: 44s --=20 You are receiving this mail because: You are on the CC list for the bug.=
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