Date: Thu, 21 Sep 2023 07:29:59 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 273418] [panic] Repeating kernel panic on open(/dev/console) Message-ID: <bug-273418-227-IQRm100Qar@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-273418-227@https.bugs.freebsd.org/bugzilla/> References: <bug-273418-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D273418 --- Comment #27 from Eugene Grosbein <eugen@freebsd.org> --- (kgdb) bt #0 __curthread () at /data/src/sys/amd64/include/pcpu_aux.h:55 #1 doadump (textdump=3Dtextdump@entry=3D1) at /data/src/sys/kern/kern_shutdown.c:396 #2 0xffffffff80c0dd43 in kern_reboot (howto=3D260) at /data/src/sys/kern/kern_shutdown.c:484 #3 0xffffffff80c0e1af in vpanic (fmt=3D<optimized out>, ap=3Dap@entry=3D0xfffffe0152d4d5d0) at /data/src/sys/kern/kern_shutdown.c:923 #4 0xffffffff80c0df33 in panic (fmt=3D<unavailable>) at /data/src/sys/kern/kern_shutdown.c:847 #5 0xffffffff80a994d2 in devfs_free (cdev=3D0xfffff804490bf400) at /data/src/sys/fs/devfs/devfs_devs.c:180 #6 0xffffffff80b9dc2d in dev_rel (dev=3D<unavailable>, dev@entry=3D0xfffff804490bf400) at /data/src/sys/kern/kern_conf.c:178 #7 0xffffffff80a9ffdf in devfs_reclaim_vchr (ap=3D<optimized out>) at /data/src/sys/fs/devfs/devfs_vnops.c:1574 #8 0xffffffff811eb084 in VOP_RECLAIM_APV (vop=3D0xffffffff81ab08a8 <devfs_specops>, a=3Da@entry=3D0xfffffe0152d4d670) at vnode_if.c:2180 #9 0xffffffff80cfceb4 in VOP_RECLAIM (vp=3D0xfffff80464929000) at ./vnode_if.h:1087 #10 vgonel (vp=3Dvp@entry=3D0xfffff80464929000) at /data/src/sys/kern/vfs_subr.c:4150 #11 0xffffffff80cfd50f in vgone (vp=3Dvp@entry=3D0xfffff80464929000) at /data/src/sys/kern/vfs_subr.c:3969 #12 0xffffffff80a99c81 in devfs_delete (dm=3Ddm@entry=3D0xfffff80003f26d00, de=3Dde@entry=3D0xfffff80440133a00, flags=3Dflags@entry=3D0) at /data/src/sys/fs/devfs/devfs_devs.c:411 #13 0xffffffff80a9a7a5 in devfs_populate_loop (dm=3Ddm@entry=3D0xfffff80003= f26d00, cleanup=3Dcleanup@entry=3D0) at /data/src/sys/fs/devfs/devfs_devs.c:551 #14 0xffffffff80a9a12a in devfs_populate (dm=3Ddm@entry=3D0xfffff80003f26d0= 0) at /data/src/sys/fs/devfs/devfs_devs.c:684 #15 0xffffffff80a9f3a8 in devfs_populate_vp (vp=3D0xfffff80003fcb5b8) at /data/src/sys/fs/devfs/devfs_vnops.c:359 #16 0xffffffff80a9d67b in devfs_lookup (ap=3D0xfffffe0152d4da30) at /data/src/sys/fs/devfs/devfs_vnops.c:1187 #17 0xffffffff80cecbb1 in VOP_LOOKUP (dvp=3D0xfffff80003fcb5b8, vpp=3D0xfffffe0152d4dd10, cnp=3D0xfffffe0152d4dd38) at ./vnode_if.h:69 #18 lookup (ndp=3Dndp@entry=3D0xfffffe0152d4dcb8) at /data/src/sys/kern/vfs_lookup.c:1092 #19 0xffffffff80cebba2 in namei (ndp=3Dndp@entry=3D0xfffffe0152d4dcb8) at /data/src/sys/kern/vfs_lookup.c:617 #20 0xffffffff80d11f90 in vn_open_cred (ndp=3Dndp@entry=3D0xfffffe0152d4dcb= 8, flagp=3Dflagp@entry=3D0xfffffe0152d4ddd4, cmode=3Dcmode@entry=3D0, vn_open_flags=3Dvn_open_flags@entry=3D16, cred=3D0xfffff8044037dc00, fp=3D0xfffff804646c30a0) at /data/src/sys/kern/vfs_vnops.c:328 #21 0xffffffff80d08c58 in kern_openat (td=3D0xfffffe0037918c80, td@entry=3D<error reading variable: value is not available>, fd=3D-100, fd@entry=3D<error reading variable: value is not available>, path=3D0x2dbfc31974a0 <error: Cannot access memory at address 0x2dbfc31974a0>, path@entry=3D<error reading variable: value is not available>, pathseg=3DUIO_USERSPACE, pathseg@entry=3D<error reading variable: value is not available>, flags= =3D6, flags@entry=3D<error reading variable: value is not available>, mode=3D<unavailable>, mode@entry=3D<error reading variable: value is not available>) at /data/src/sys/kern/vfs_syscalls.c:1158 #22 0xffffffff81117283 in syscallenter (td=3D<optimized out>) at /data/src/sys/amd64/amd64/../../kern/subr_syscall.c:190 #23 amd64_syscall (td=3D0xfffffe0037918c80, traced=3D0) at /data/src/sys/amd64/amd64/trap.c:1183 #24 <signal handler called> #25 0x00002dbfc61e004a in ?? () Backtrace stopped: Cannot access memory at address 0x2dbfc3197398 --=20 You are receiving this mail because: You are the assignee for the bug.=
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