On Fri, Sep 30, 2016 at 7:29 AM, kernel test robot <[email protected]> wrote: > > > FYI, we noticed the following commit: > > https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > commit d4f56b47a8fac90b15adfae80a42a2735d6b3213 ("staging: greybus: Add > drivers/staging/greybus to the build") > > in testcase: trinity > with following parameters: > > runtime: 300s > > > Trinity is a linux system call fuzz tester. > > > on test machine: qemu-system-x86_64 -enable-kvm -m 512M > > caused below changes: > > > +------------------------------------------------+------------+------------+ > | | 526dec0642 | d4f56b47a8 | > +------------------------------------------------+------------+------------+ > | boot_successes | 5 | 0 | > | boot_failures | 8 | 12 | > | calltrace:SyS_open | 8 | | > | invoked_oom-killer:gfp_mask=0x | 1 | | > | Mem-Info | 1 | | > | IP-Config:Auto-configuration_of_network_failed | 2 | | > | BUG:kernel_hang_in_test_stage | 6 | | > | divide_error:#[##]PREEMPT_SMP_KASAN | 0 | 12 | > | RIP:gb_timesync_init | 0 | 12 | > | calltrace:gb_init | 0 | 12 | > | Kernel_panic-not_syncing:Fatal_exception | 0 | 12 | > +------------------------------------------------+------------+------------+ > > > > [ 16.795543] FPGA image file name: xlinx_fpga_firmware.bit > [ 16.796615] GPIO INIT FAIL!! > [ 16.799462] Unable to find a compatible ARMv7 timer > [ 16.799948] divide error: 0000 [#1] PREEMPT SMP KASAN > [ 16.800459] CPU: 0 PID: 1 Comm: swapper/0 Not tainted > 4.8.0-rc6-02364-gd4f56b4 #29 > [ 16.801197] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS > Debian-1.8.2-1 04/01/2014 > [ 16.802055] task: ffff88001a124000 task.stack: ffff88001a140000 > [ 16.802645] RIP: 0010:[<ffffffff82f67e97>] [<ffffffff82f67e97>] > gb_timesync_init+0x35/0x78 > [ 16.803534] RSP: 0000:ffff88001a147e58 EFLAGS: 00010246 > [ 16.804040] RAX: 00038d7ea4c68000 RBX: 0000000000000000 RCX: > ffffffff8114ea41 > [ 16.804716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: > ffff88001a124c2c > [ 16.805393] RBP: ffff88001a147e60 R08: 0000000000000001 R09: > 0000000000000000 > [ 16.806066] R10: ffff88001a147d70 R11: ffffffff83cddb35 R12: > ffffffff82f67cc6 > [ 16.806744] R13: 0000000000000000 R14: ffffffff82fbe8b0 R15: > ffffffff82fbe8f8 > [ 16.807421] FS: 0000000000000000(0000) GS:ffff88001a400000(0000) > knlGS:0000000000000000 > [ 16.808185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 16.808728] CR2: 0000000000000000 CR3: 0000000002c0a000 CR4: > 00000000000006b0 > [ 16.809405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [ 16.810078] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: > 0000000000000400 > [ 16.810752] Stack: > [ 16.811058] 0000000000000000 ffff88001a147e78 ffffffff82f67d45 > 00000000ffffffff > [ 16.811819] ffff88001a147ee8 ffffffff82efe339 ffffffff82b89800 > 0000000000000012 > [ 16.812576] ffff88001fa80fe5 0000000000000000 ffffffff82b0495f > 0000000000000006 > [ 16.813332] Call Trace: > [ 16.813577] [<ffffffff82f67d45>] gb_init+0x7f/0xb3 > [ 16.814045] [<ffffffff82efe339>] do_one_initcall+0x9a/0x12c > [ 16.814588] [<ffffffff82efe57b>] kernel_init_freeable+0x1b0/0x246 > [ 16.815180] [<ffffffff82404a51>] kernel_init+0xc/0x108 > [ 16.815679] [<ffffffff8240e40f>] ret_from_fork+0x1f/0x40 > [ 16.816197] [<ffffffff82404a45>] ? rest_init+0x13c/0x13c > [ 16.816724] Code: 85 c0 89 c3 74 12 48 c7 c7 64 ae b4 82 31 c0 e8 40 b5 27 > fe 89 d8 eb 53 e8 cb 55 23 ff 31 d2 89 c6 48 b8 00 80 c6 a4 7e 8d 03 00 <48> > f7 f6 31 d2 48 c7 c7 84 ae b4 82 48 89 35 de 65 64 01 48 89 > [ 16.819509] RIP [<ffffffff82f67e97>] gb_timesync_init+0x35/0x78 > [ 16.820094] RSP <ffff88001a147e58> > [ 16.820548] ---[ end trace c73ba0f929e81492 ]--- > [ 16.821001] Kernel panic - not syncing: Fatal exception
Can you please confirm if below patch fixes it for you ? https://marc.info/?l=linux-kernel&m=147490908100954
