syzbot


WARNING: suspicious RCU usage in getname_flags
Status: fixed on 2021/11/10 00:50
Reported-by: syzbot+dde0cc33951735441301@syzkaller.appspotmail.com
Fix commit: 3066820034b5 rcu: Reject RCU_LOCKDEP_WARN() false positives
First crash: 302d, last: 207d
duplicates (10):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
WARNING: suspicious RCU usage in lock_sock_nested 1 300d 296d 0/22 closed as dup on 2021/04/13 18:10
WARNING: suspicious RCU usage in list_lru_destroy 1 301d 297d 0/22 closed as dup on 2021/04/05 03:03
WARNING: suspicious RCU usage in dput 2 236d 299d 0/22 closed as dup on 2021/04/05 03:05
WARNING: suspicious RCU usage in clear_huge_page 19 232d 298d 0/22 closed as dup on 2021/04/05 03:03
WARNING: suspicious RCU usage in do_user_addr_fault 3 216d 297d 0/22 closed as dup on 2021/04/13 18:11
WARNING: suspicious RCU usage in copy_page_range 1 306d 302d 0/22 closed as dup on 2021/04/13 18:12
WARNING: suspicious RCU usage in copy_pte_range 1 302d 298d 0/22 closed as dup on 2021/04/13 18:11
WARNING: suspicious RCU usage in remove_vma (2) 1 302d 298d 0/22 closed as dup on 2021/04/05 03:04
WARNING: suspicious RCU usage in __schedule 5 217d 299d 0/22 closed as dup on 2021/04/13 18:11
WARNING: suspicious RCU usage in find_inlist_lock 1 303d 299d 0/22 closed as dup on 2021/04/13 18:12

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/03/31 04:11 upstream 2bb25b3a748a 6a81331a .config log report info WARNING: suspicious RCU usage in getname_flags
ci-upstream-kasan-gce-386 2021/07/04 03:41 upstream 3dbdb38e2869 55aa55c2 .config log report info WARNING: suspicious RCU usage in getname_flags