[Bug 271699] graphics/drm-510-kmod: Kernel Panic when Starting X

From: <bugzilla-noreply_at_freebsd.org>
Date: Mon, 29 May 2023 16:08:52 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=271699

--- Comment #5 from bkidney@briankidney.ca <bkidney@gmail.com> ---
The following is the output from looking the crash dump in kgdb.


Reading symbols from
/var/build/bkidney/obj/usr/home/bkidney/projects/freebsd/freebsd-src/amd64.amd64/sys/GENERIC/kernel.debug...

Unread portion of the kernel message buffer:
panic: _cv_timedwait_sbt: not TDS_RUNNING
cpuid = 7
time = 1685323623
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0152f2b7d0
vpanic() at vpanic+0x150/frame 0xfffffe0152f2b820
panic() at panic+0x43/frame 0xfffffe0152f2b880
_cv_timedwait_sbt() at _cv_timedwait_sbt+0x27c/frame 0xfffffe0152f2b900
zio_wait() at zio_wait+0x3e9/frame 0xfffffe0152f2b960
dmu_buf_hold_array_by_dnode() at dmu_buf_hold_array_by_dnode+0x2fb/frame
0xfffffe0152f2ba10
dmu_buf_hold_array() at dmu_buf_hold_array+0x4e/frame 0xfffffe0152f2ba60
dmu_read_pages() at dmu_read_pages+0x8a/frame 0xfffffe0152f2bb00
zfs_freebsd_getpages() at zfs_freebsd_getpages+0x27a/frame 0xfffffe0152f2bbb0
vnode_pager_getpages() at vnode_pager_getpages+0x37/frame 0xfffffe0152f2bbf0
vm_pager_get_pages() at vm_pager_get_pages+0x5f/frame 0xfffffe0152f2bc40
vm_fault() at vm_fault+0x6f6/frame 0xfffffe0152f2bd70
vm_fault_trap() at vm_fault_trap+0x71/frame 0xfffffe0152f2bdb0
trap_pfault() at trap_pfault+0x22c/frame 0xfffffe0152f2be10
trap() at trap+0x48c/frame 0xfffffe0152f2bf30
calltrap() at calltrap+0x8/frame 0xfffffe0152f2bf30
--- trap 0xc, rip = 0x84433c29b, rsp = 0x82087d5a0, rbp = 0x82087d5c0 ---
KDB: enter: panic

__curthread () at
/usr/home/bkidney/projects/freebsd/freebsd-src/sys/amd64/include/pcpu_aux.h:59
59              __asm("movq %%gs:%P1,%0" : "=r" (td) : "n" (offsetof(struct
pcpu,

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