Date: Wed, 12 Jul 2017 20:07:20 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 220691] ZFS instantly panics on boot from degraded volume or after a drive failure Message-ID: <bug-220691-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=220691 Bug ID: 220691 Summary: ZFS instantly panics on boot from degraded volume or after a drive failure Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Many People Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: peter@FreeBSD.org r320065: Sun Jun 18 04:22:09 UTC 2017 - works r320900: Wed Jul 12 03:00:15 UTC 2017 - panics Sample of boot failure: <118>Setting hostname: tiny.nyi.freebsd.org. <118>Setting up harvesting: [UMA], [FS_ATIME],SWI,INTERRUPT,NET_NG,NET_ETHER,NET_TUN,MOUSE,KEYBOARD,D <118>Feeding entropy: . Fatal trap 12: page fault while in kernel mode cpuid = 1; apic id = 01 fault virtual address = 0x28 Fatal trap 12: page fault while in kernel mode cpuid = 3; apic id = 07 fault virtual address = 0x28 Fatal trap 12: page fault while in kernel mode cpuid = 2; apic id = 06 apic id = 00 fault virtual address = 0x28 = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, fault virtual address = 0x28 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff803aab56 stack pointer = 0x28:0xfffffe0239fa3a90 fault code = supervisor read data, page not present IOPL = 0 current process = 0 (zio_write_intr_0) frame pointer = 0x28:0xfffffe0239fa3aa0 db> where Tracing pid 0 tid 100471 td 0xfffff80005452000 vdev_geom_io_done() at vdev_geom_io_done+0x36/frame 0xfffffe0239f9eaa0 zio_vdev_io_done() at zio_vdev_io_done+0x176/frame 0xfffffe0239f9ead0 zio_execute() at zio_execute+0xac/frame 0xfffffe0239f9eb20 taskqueue_run_locked() at taskqueue_run_locked+0x127/frame 0xfffffe0239f9eb80 taskqueue_thread_loop() at taskqueue_thread_loop+0xc8/frame 0xfffffe0239f9ebb0 fork_exit() at fork_exit+0x85/frame 0xfffffe0239f9ebf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0239f9ebf0 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- Sample of panic when a volume degrades: root@nope.ysv.freebsd.org:/home/peter # zpool offline zroot mfid5p3 Fatal trap 12: page fault while in kernel mode cpuid = 4; apic id = 04 Fatal trap 12: page fault while in kernel mode fault virtual address = 0x28 Fatal trap 12: page fault while in kernel mode Fatal trap 12: page fault while in kernel mode Fatal trap 12: page fault while in kernel mode cpuid = 7; apic id = 07 cpuid = 1; apic id = 01 fault virtual address = 0x28 fault code = supervisor read data, page not present cpuid = 3; cpuid = 5; apic id = 03 Fatal trap 12: page fault while in kernel mode apic id = 05 fault virtual address = 0x28 fault virtual address = 0x28 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff803aab56 stack pointer = 0x28:0xfffffe085fb3aa90 instruction pointer = 0x20:0xffffffff803aab56 fault code = supervisor read data, page not present cpuid = 6; fault virtual address = 0x28 Fatal trap 12: page fault while in kernel mode fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff803aab56 stack pointer = 0x28:0xfffffe085fb3fa90 frame pointer = 0x28:0xfffffe085fb3aaa0 fault code = supervisor read data, page not present cpuid = 2; apic id = 02 apic id = 06 instruction pointer = 0x20:0xffffffff803aab56 fault virtual address = 0x28 fault code = supervisor read data, page not present stack pointer = 0x28:0xfffffe085fb30a90 instruction pointer = 0x20:0xffffffff803aab56 stack pointer = 0x28:0xfffffe085fb35a90 frame pointer = 0x28:0xfffffe085fb3faa0 code segment = base 0x0, limit 0xfffff, type 0x1b stack pointer = 0x28:0xfffffe085fb44a90 frame pointer = 0x28:0xfffffe085fb44aa0 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 fault virtual address = 0x28 = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, instruction pointer = 0x20:6 frame pointer = 0x28:0xfffffe085fb30aa0 code segment = base 0x0, limit 0xfffff, type 0x1b code segment = base 0x0, limit 0xfffff, type 0x1b frame pointer = 0x28:0xfffffe085fb35aa0 code segment = base 0x0, limit 0xfffff, type 0x1b resume, IOPL = 0 stack pointer = 0x28:0xfffffe085fb26a90 = DPL 0, pres 1, long 1, def32 0, gran 1 = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = fault code = supervisor read data, page not frame pointer = 0x28:0xfffffe085fb26aa0 instruction pointer = 0x20:0xffffffff803aab56 processor eflags = interrupt enabled, code segment = base b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 0 (zio_write_intr_2) [ thread pid 0 tid 100500 ] Stopped at vdev_geom_io_done+0x36: movq 0x28(%rbx),%rsi db> where Tracing pid 0 tid 100500 td 0xfffff8000aae6000 vdev_geom_io_done() at vdev_geom_io_done+0x36/frame 0xfffffe085fb30aa0 zio_vdev_io_done() at zio_vdev_io_done+0x176/frame 0xfffffe085fb30ad0 zio_execute() at zio_execute+0xac/frame 0xfffffe085fb30b20 taskqueue_run_locked() at taskqueue_run_locked+0x127/frame 0xfffffe085fb30b80 taskqueue_thread_loop() at taskqueue_thread_loop+0xc8/frame 0xfffffe085fb30bb0 fork_exit() at fork_exit+0x85/frame 0xfffffe085fb30bf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe085fb30bf0 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- db> All cores trapped concurrently. zio in the vdev_geom_io_done() function is null. -- You are receiving this mail because: You are the assignee for the bug.help
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