CC: [email protected] TO: Lee Jones <[email protected]> tree: https://android.googlesource.com/kernel/goldfish android-3.18 head: 82a903ec4402017bbc07408833afdb3640e53bf8 commit: f04abd8f6b9e0f043f4056f41283979783899f94 [543/676] xhci: Fix race related to abort operation :::::: branch date: 4 months ago :::::: commit date: 4 months ago config: x86_64-randconfig-s022-20201206 (attached as .config) compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010 reproduce: # apt-get install sparse # sparse version: v0.6.3-179-ga00755aa-dirty git remote add android-goldfish https://android.googlesource.com/kernel/goldfish git fetch --no-tags android-goldfish android-3.18 git checkout f04abd8f6b9e0f043f4056f41283979783899f94 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> "sparse warnings: (new ones prefixed by >>)" drivers/usb/host/xhci-ring.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/mm.h, ...): >> include/linux/spinlock.h:364:9: sparse: sparse: context imbalance in >> 'xhci_abort_cmd_ring' - unexpected unlock vim +/xhci_abort_cmd_ring +364 include/linux/spinlock.h c2f21ce2e31286 Thomas Gleixner 2009-12-02 361 c2f21ce2e31286 Thomas Gleixner 2009-12-02 362 static inline void spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags) c2f21ce2e31286 Thomas Gleixner 2009-12-02 363 { c2f21ce2e31286 Thomas Gleixner 2009-12-02 @364 raw_spin_unlock_irqrestore(&lock->rlock, flags); c2f21ce2e31286 Thomas Gleixner 2009-12-02 365 } c2f21ce2e31286 Thomas Gleixner 2009-12-02 366 :::::: The code at line 364 was first introduced by commit :::::: c2f21ce2e31286a0a32f8da0a7856e9ca1122ef3 locking: Implement new raw_spinlock :::::: TO: Thomas Gleixner <[email protected]> :::::: CC: Thomas Gleixner <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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