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spinlock bad magic??

Question asked by zhang xiaolong on Sep 15, 2019
Latest reply on Sep 15, 2019 by igorpadykov

this is my app VKFrame log (print this log,my system hung;kernel3.0.35 ;Constant temperature 40):

BUG: spinlock bad magic on CPU#0, QThread/1441
lock: bf52aca8, .magic: 00000000, .owner: QThread/1441, .owner_cpu: 0
[<801046d0>] (unwind_backtrace+0x0/0xf8) from [<8032fb90>] (do_raw_spin_unlock+0x80/0xc4)
[<8032fb90>] (do_raw_spin_unlock+0x80/0xc4) from [<805e8e84>] (_raw_spin_unlock_irqrestore+0xc/0x38)
[<805e8e84>] (_raw_spin_unlock_irqrestore+0xc/0x38) from [<801c1010>] (poll_freewait+0x30/0xa0)
[<801c1010>] (poll_freewait+0x30/0xa0) from [<801c2278>] (do_sys_poll+0x350/0x410)
[<801c2278>] (do_sys_poll+0x350/0x410) from [<801c23e8>] (sys_poll+0x5c/0xcc)
[<801c23e8>] (sys_poll+0x5c/0xcc) from [<800fdf80>] (ret_fast_syscall+0x0/0x30)
*** glibc detected *** ./VKFrame: malloc(): memory corruption: 0x2d00e160 ***


what to be caused by  magic = 00000000?