[Bug 231516] [ZFS] Crash upon dectection of failed drive.

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Thu Sep 20 14:24:57 UTC 2018


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231516

            Bug ID: 231516
           Summary: [ZFS]  Crash upon dectection of failed drive.
           Product: Base System
           Version: CURRENT
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Some People
          Priority: ---
         Component: bin
          Assignee: bugs at FreeBSD.org
          Reporter: sbruno at FreeBSD.org

It looks like the system here is crashing on startup trying to do something
with a vdev that has a failed member on host startup.

(da3:mpt0:0:3:0): READ(10). CDB: 28 00 15 37 a9 29 00 00 24 00 
(da3:mpt0:0:3:0): CAM status: SCSI Status Error
(da3:mpt0:0:3:0): SCSI status: Check Condition
(da3:mpt0:0:3:0): SCSI sense: MEDIUM ERROR asc:11,0 (Unrecovered read error)
(da3:mpt0:0:3:0): Info: 0x1537a933
(da3:mpt0:0:3:0): Field Replaceable Unit: 129
(da3:mpt0:0:3:0): Actual Retry Count: 151
(da3:mpt0:0:3:0): Error 5, Unretryable error


Fatal trap 12: page fault while in kernel mode
cpuid = 6; apic id = 06
fault virtual address   = 0x11
fault code              = supervisor read instruction, page not present
instruction pointer     = 0x20:0x11
stack pointer           = 0x28:0xfffffe009d5e9118
frame pointer           = 0x28:0xfffffe009d5e9150
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 2464 (syncthing)
[ thread pid 2464 tid 100994 ]
Stopped at      0x11
db> bt
Tracing pid 2464 tid 100994 td 0xfffff800cf1d8000
??() at 0x11
avl_find() at avl_find+0x44/frame 0xfffffe009d5e9150
vdev_queue_change_io_priority() at vdev_queue_change_io_priority+0xa1/frame
0xfffffe009d5e9190
zio_change_priority() at zio_change_priority+0x38/frame 0xfffffe009d5e91e0
zio_change_priority() at zio_change_priority+0xe7/frame 0xfffffe009d5e9230
zio_change_priority() at zio_change_priority+0xe7/frame 0xfffffe009d5e9280
zio_change_priority() at zio_change_priority+0xe7/frame 0xfffffe009d5e92d0
arc_read() at arc_read+0xf3/frame 0xfffffe009d5e9360
dbuf_read() at dbuf_read+0x714/frame 0xfffffe009d5e9420
dmu_buf_hold_array_by_dnode() at dmu_buf_hold_array_by_dnode+0x163/frame
0xfffffe009d5e9490
dmu_read_uio_dnode() at dmu_read_uio_dnode+0x37/frame 0xfffffe009d5e9500
dmu_read_uio_dbuf() at dmu_read_uio_dbuf+0x3b/frame 0xfffffe009d5e9530
zfs_freebsd_read() at zfs_freebsd_read+0x2d3/frame 0xfffffe009d5e95e0
VOP_READ_APV() at VOP_READ_APV+0x7c/frame 0xfffffe009d5e9610
null_bypass() at null_bypass+0xd8/frame 0xfffffe009d5e9750
VOP_READ_APV() at VOP_READ_APV+0x81/frame 0xfffffe009d5e9780
vn_read() at vn_read+0x195/frame 0xfffffe009d5e9800
vn_io_fault_doio() at vn_io_fault_doio+0x43/frame 0xfffffe009d5e9860
vn_io_fault1() at vn_io_fault1+0x161/frame 0xfffffe009d5e99a0
vn_io_fault() at vn_io_fault+0x195/frame 0xfffffe009d5e9a10
dofileread() at dofileread+0x95/frame 0xfffffe009d5e9a50
sys_read() at sys_read+0xc3/frame 0xfffffe009d5e9ac0
amd64_syscall() at amd64_syscall+0x369/frame 0xfffffe009d5e9bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe009d5e9bf0
--- syscall (3, FreeBSD ELF64, sys_read), rip = 0x4a5d50, rsp = 0xc4219532c0,
rbp = 0xc421953318 ---

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