[syzbot] Monthly mm report (Sep 2024)

[syzbot] Monthly mm report (Sep 2024)

[syzbot]

Hello mm maintainers/developers,

This is a 31-day syzbot report for the mm subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/mm

During the period, 7 new issues were detected and 0 were fixed.
In total, 69 issues are still open and 258 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  10269   Yes   KASAN: slab-out-of-bounds Read in generic_perform_write
                   https://syzkaller.appspot.com/bug?extid=4a2376bc62e59406c414
<2>  7381    Yes   WARNING in ext4_dirty_folio
                   https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1
<3>  1386    Yes   possible deadlock in filemap_fault
                   https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d
<4>  741     Yes   KCSAN: data-race in generic_fillattr / shmem_mknod (2)
                   https://syzkaller.appspot.com/bug?extid=702361cf7e3d95758761
<5>  432     Yes   memory leak in corrupted (2)
                   https://syzkaller.appspot.com/bug?extid=e1c69cadec0f1a078e3d
<6>  388     Yes   INFO: task hung in _vm_unmap_aliases (3)
                   https://syzkaller.appspot.com/bug?extid=fe8f8efd070d727de971
<7>  365     Yes   possible deadlock in gup_fast_fallback
                   https://syzkaller.appspot.com/bug?extid=63ba90b81c16b86379bd
<8>  276     No    KCSAN: data-race in __filemap_remove_folio / folio_mapping (2)
                   https://syzkaller.appspot.com/bug?extid=606f94dfeaaa45124c90
<9>  254     No    INFO: task hung in __lru_add_drain_all (2)
                   https://syzkaller.appspot.com/bug?extid=5294aa7d73bb0fa85bd0
<10> 142     Yes   INFO: rcu detected stall in dput (8)
                   https://syzkaller.appspot.com/bug?extid=eb9f416500ff134ab699

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