Date: Sat, 11 Sep 2021 18:17:50 +0300 From: Vladimir Kondratyev <wulf@FreeBSD.org> To: pete@nomadlogic.org, "freebsd-x11@freebsd.org" <freebsd-x11@freebsd.org> Subject: Re: Panic on drm-devel v5.5.19.g20210909 Message-ID: <e7bed6f0-d705-c880-5233-58f8339d33a5@FreeBSD.org> In-Reply-To: <f38c9e97-1d82-1842-f2c2-13f29f0f666a@nomadlogic.org> References: <f38c9e97-1d82-1842-f2c2-13f29f0f666a@nomadlogic.org>
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On 11.09.2021 02:53, Pete Wright via freebsd-x11 wrote: > hello, > i got the following panic after upgrading my current laptop to > drm-devel-v5.5.19.g20210909 (3df6598adf625a18a7c762b2d48b4c3dd7925838): > > panic: acquiring blockable sleep lock with spinlock or critical section > held (sleep mutex) linux_wq_exec @ > /usr/home/pete/git/freebsd/sys/compat/linuxkpi/common/src/linux_work.c:105 > cpuid = 5 > time = 1631315668 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame > 0xfffffe011d086060 > vpanic() at vpanic+0x187/frame 0xfffffe011d0860c0 > panic() at panic+0x43/frame 0xfffffe011d086120 > witness_checkorder() at witness_checkorder+0xe78/frame 0xfffffe011d0862f0 > __mtx_lock_flags() at __mtx_lock_flags+0x94/frame 0xfffffe011d086340 > linux_queue_work_on() at linux_queue_work_on+0x9a/frame 0xfffffe011d086380 > dma_fence_signal() at dma_fence_signal+0xc0/frame 0xfffffe011d0863d0 > dma_resv_add_shared_fence() at dma_resv_add_shared_fence+0x96/frame > 0xfffffe011d086420 > i915_vma_move_to_active() at i915_vma_move_to_active+0x7e/frame > 0xfffffe011d086460 > i915_gem_do_execbuffer() at i915_gem_do_execbuffer+0x13d7/frame > 0xfffffe011d086670 > i915_gem_execbuffer2_ioctl() at i915_gem_execbuffer2_ioctl+0x195/frame > 0xfffffe011d0866e0 > drm_ioctl_kernel() at drm_ioctl_kernel+0x72/frame 0xfffffe011d086730 > drm_ioctl() at drm_ioctl+0x2bf/frame 0xfffffe011d086820 > linux_file_ioctl() at linux_file_ioctl+0x297/frame 0xfffffe011d086880 > kern_ioctl() at kern_ioctl+0x202/frame 0xfffffe011d0868f0 > sys_ioctl() at sys_ioctl+0x124/frame 0xfffffe011d0869c0 > amd64_syscall() at amd64_syscall+0x12e/frame 0xfffffe011d086af0 > fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe011d086af0 > --- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x80f1ae3ca, rsp = > 0x7fffffffc8d8, rbp = 0x7fffffffc970 --- > KDB: enter: panic > > > I have a core and and additional info if that'll help debug this issue. > it happened three times while doing normal web+shell work. i've > reverted to the commit previous this one and it looks like the system no > longer panic's. > > -pete > Try to revert this commit: https://github.com/freebsd/drm-kmod/commit/787ffa8c48ecd02310ce2ec27c4b84d1898201e5 -- WBR Vladimir Kondratyev
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