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SubjectRe: linux-next: Tree for Dec 14
On Fri, Dec 14, 2018 at 06:18:26PM +1100, Stephen Rothwell wrote:
> Hi all,
>
> Changes since 20181213:
>
> The dma-mapping tree gained a conflict against the kbuild tree.
>
> The rdma tree still had its build failure so I used a supplied patch.
>
> The net-next tree gained a conflict against the bpf tree.
>
> The drm tree gained a conflict against the drm-fixes tree.
>
> The block tree gained a conflict against the scsi-fixes tree.
>

Not sure what exactly causes the problem, but I see various crashes and
boot stalls with this version. One crash dump and bisect log attached.
More will follow.

Guenter

---
[ 17.490441] Oops: Kernel access of bad area, sig: 11 [#1]
[ 17.490630] BE PREEMPT Xilinx Virtex440
[ 17.490798] Modules linked in:
[ 17.490974] CPU: 0 PID: 1 Comm: swapper Tainted: G W
4.20.0-rc6-next-20181214 #1
[ 17.491202] NIP: c03af018 LR: c03af014 CTR: c03a24e4
[ 17.491349] REGS: cf82fc00 TRAP: 0300 Tainted: G W
(4.20.0-rc6-next-20181214)
[ 17.491568] MSR: 00029000 <CE,EE,ME> CR: 24000222 XER: 00000000
[ 17.491765] DEAR: 00000040 ESR: 00000000
[ 17.491765] GPR00: c03af014 cf82fcb0 cf82ccc0 00000000 00000000 00000000 00000002 00000000
[ 17.491765] GPR08: 00000000 00000000 c03aec60 00000000 24000222 00000000 c0002b3c 00000000
[ 17.491765] GPR16: c0980000 cf82e000 c0895324 cf82e000 c07fdd28 c07fdd54 c08dd90c 00000000
[ 17.491765] GPR24: c109f0e4 cfa57c10 00000001 cf1a2400 cf1a2cf0 00000000 00000000 cf18b600
[ 17.492758] NIP [c03af018] blk_mq_run_hw_queue+0x24/0x100
[ 17.492913] LR [c03af014] blk_mq_run_hw_queue+0x20/0x100
[ 17.493057] Call Trace:
[ 17.493143] [cf82fcb0] [c03af014] blk_mq_run_hw_queue+0x20/0x100 (unreliable)
[ 17.493360] [cf82fce0] [c03af14c] blk_mq_run_hw_queues+0x58/0x80
[ 17.493532] [cf82fd00] [c03a2530] blk_set_queue_dying+0x30/0x68
[ 17.493698] [cf82fd10] [c03a368c] blk_cleanup_queue+0x2c/0x13c
[ 17.493864] [cf82fd30] [c04b0718] ace_probe+0x424/0x4c4
[ 17.494017] [cf82fd70] [c0494394] platform_drv_probe+0x40/0x9c
[ 17.494179] [cf82fd90] [c0491bf4] really_probe+0x1e8/0x2f8
[ 17.494334] [cf82fdc0] [c0491e98] driver_probe_device+0x64/0x448
[ 17.494500] [cf82fde0] [c049238c] __driver_attach+0x110/0x114
[ 17.494660] [cf82fe00] [c048f7e8] bus_for_each_dev+0x64/0xb4
[ 17.494817] [cf82fe30] [c0490dec] bus_add_driver+0x158/0x23c
[ 17.494979] [cf82fe50] [c0493294] driver_register+0x84/0x148
[ 17.495142] [cf82fe60] [c08c7ee4] ace_init+0x4c/0xa4
[ 17.495289] [cf82fe80] [c0002654] do_one_initcall+0xa0/0x304
[ 17.495452] [cf82fee0] [c0895eb0] kernel_init_freeable+0x328/0x3fc
[ 17.495624] [cf82ff30] [c0002b54] kernel_init+0x18/0x10c
[ 17.495778] [cf82ff40] [c000e2f0] ret_from_kernel_thread+0x14/0x1c
[ 17.495944] Instruction dump:
[ 17.496042] 4ca20020 3863ffd4 4bfffd5c 9421ffd0 7c0802a6 bfa10024 7c7f1b78 7c9e2378
[ 17.496267] 90010034 38810008 4bfffc31 813f008c <81290040> 752a1000 41820028 80810008
[ 17.496737] ---[ end trace 18bf5bd2cee0cf71 ]---


---
# bad: [47475ca018670a0d320e710fb0fcb90fe67d1664] Revert "sparc: remove the sparc32_dma_ops indirection"
# good: [40e020c129cfc991e8ab4736d2665351ffd1468d] Linux 4.20-rc6
git bisect start 'HEAD' 'v4.20-rc6'
# good: [ddfdda7f7d1ebdca0851f30a814e76749f08be99] Merge remote-tracking branch 'spi-nor/spi-nor/next'
git bisect good ddfdda7f7d1ebdca0851f30a814e76749f08be99
# good: [da6ac0ab24dbcd87d98ad50820693a0d8e1f6488] Merge remote-tracking branch 'security/next-testing'
git bisect good da6ac0ab24dbcd87d98ad50820693a0d8e1f6488
# good: [4df3e03af3855f25a7491f5d2010feb37670559a] Merge remote-tracking branch 'char-misc/char-misc-next'
git bisect good 4df3e03af3855f25a7491f5d2010feb37670559a
# good: [773a58db0056af455cb27b8be20be9436a1c1e57] Merge remote-tracking branch 'scsi/for-next'
git bisect good 773a58db0056af455cb27b8be20be9436a1c1e57
# good: [d0c9a0a31d1add66047cbaac7c6838618caf877b] Merge remote-tracking branch 'nvmem/for-next'
git bisect good d0c9a0a31d1add66047cbaac7c6838618caf877b
# good: [842b362182ffd7bbcfc177961c5e0e7344765c8a] mm, memory-hotplug: rework unregister_mem_sect_under_nodes
git bisect good 842b362182ffd7bbcfc177961c5e0e7344765c8a
# good: [9067c8d5a70baac6fb53fa1d5858bf9d72175846] lib/find_bit_benchmark.c: align test_find_next_and_bit with others
git bisect good 9067c8d5a70baac6fb53fa1d5858bf9d72175846
# good: [d04978ca88abfe27a203d2c31f4774cf5fdba901] ipc: conserve sequence numbers in extended IPCMNI mode
git bisect good d04978ca88abfe27a203d2c31f4774cf5fdba901
# bad: [3d147fb5501aa5d76a7603d2a7981cda49dd5a59] kexec: export PG_offline to VMCOREINFO
git bisect bad 3d147fb5501aa5d76a7603d2a7981cda49dd5a59
# bad: [ae1b1cc19da5e900d34e5d1441382408ca47efee] mm: treewide: remove unused address argument from pte_alloc functions
git bisect bad ae1b1cc19da5e900d34e5d1441382408ca47efee
# good: [4f145cd66a1a76136ff5a03a99e37ba082715dc6] XArray tests: Check iterating over multiorder entries
git bisect good 4f145cd66a1a76136ff5a03a99e37ba082715dc6
# good: [d8c6527f968138d4adc03b438ba0901030d0be40] Merge remote-tracking branch 'xarray/xarray'
git bisect good d8c6527f968138d4adc03b438ba0901030d0be40
# bad: [2088c20f85f2cbdcb0052a69b0626a76c6066906] scripts/atomic/check-atomics.sh: don't assume that scripts are executable
git bisect bad 2088c20f85f2cbdcb0052a69b0626a76c6066906
# bad: [07365469c2a11d1593da08ff750d5cd7a11b9ab4] Merge branch 'akpm-current/current'
git bisect bad 07365469c2a11d1593da08ff750d5cd7a11b9ab4
# first bad commit: [07365469c2a11d1593da08ff750d5cd7a11b9ab4] Merge branch 'akpm-current/current'

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