syzbot

 sign-in | mailing list | source | docs
🐞 Open [1007] ≡ Subsystems 🐞 Fixed [5248] 🐞 Invalid [12551] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

Applied filters: Label=subsystems:mm (drop)
open (48):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KMSAN: uninit-value in zswap_rb_insert mm 1 5d16h 1d16h 💬 1 [1d13h]
possible deadlock in __mmap_lock_do_trace_start_locking mm 1 9d19h 5d19h 💬 0 [5d19h]
possible deadlock in gup_fast_fallback mm 3 14d 10d 💬 0 [10d]
KASAN: slab-use-after-free Read in hugetlb_fault mm C done 5 3d11h 13d 💬 2 [13d]
INFO: rcu detected stall in __run_timer_base kasan mm C 1 21d 17d 💬 1 [17d]
KMSAN: kernel-infoleak in bpf_probe_write_user mm C 3 5d07h 18d 💬 6 [13d]
general protection fault in hpage_collapse_scan_file mm C 22 23d 22d 💬 4 [14d]
BUG: bad usercopy in do_handle_open mm hardening C 446 27d 26d 💬 2 [26d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C 425 3h53m 27d 💬 2 [2d09h]
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (3) mm 1 30d 29d 💬 2 [28d]
WARNING: bad unlock balance in madvise_cold_or_pageout_pte_range mm C 8 27d 29d 💬 4 [26d]
WARNING in __mod_memcg_lruvec_state mm cgroups 1 33d 29d 💬 5 [17d]
general protection fault in shmem_get_next_id mm C error 19 21d 29d 💬 5 [19d]
INFO: rcu detected stall in sys_clone (8) mm C 17 4d02h 33d 💬 0 [33d]
kernel BUG in const_folio_flags mm 4 21d 41d 💬 4 [40d]
INFO: rcu detected stall in asm_exc_page_fault input usb mm syz 1 57d 53d 💬 3 [51d]
WARNING in try_to_migrate_one (2) mm C 5 6d14h 53d 💬 2 [16d]
WARNING in try_to_unmap_one mm 2 20d 57d 💬 0 [57d]
WARNING in kunmap_local_indexed mm C 127 13h33m 65d 💬 0 [2d09h]
possible deadlock in lock_vma mm C done 18 77d 75d 💬 0 [75d]
WARNING in move_pages mm C done 8 77d 75d 💬 0 [75d]
BUG: unable to handle kernel paging request in bpf_probe_read_kernel_str mm C done 4 68d 84d 💬 0 [84d]
kernel BUG in validate_mm (3) mm C error 3 93d 93d 💬 2 [92d]
BUG: unable to handle kernel paging request in bpf_probe_read_compat_str mm C done 4 71d 95d 💬 1 [89d]
INFO: rcu detected stall in dput (8) mm C done 16 5d00h 122d 💬 0 [122d]
kernel BUG in add_to_swap mm 6 73d 134d 💬 1 [133d]
INFO: rcu detected stall in sys_recvmmsg (3) kasan mm batman 32 93d 134d 💬 0 [134d]
KASAN: slab-out-of-bounds Write in shmem_file_read_iter hfs mm C 3 40d 139d 💬 0 [139d]
BUG: spinlock recursion in try_to_wake_up mm C 2 18d 170d 💬 0 [170d]
WARNING in __gup_longterm_locked (2) mm 15 4d01h 183d 💬 0 [105d]
WARNING in __kfence_free (3) kasan mm syz 92 39d 196d 💬 1 [43d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm C 64 1d02h 210d 💬 0 [2d09h]
KASAN: slab-out-of-bounds Read in generic_perform_write hfs mm C inconclusive 10216 2d10h 220d PATCH [218d]
kernel BUG in filemap_unaccount_folio mm C done 27 23m 238d 💬 3 [43d]
BUG: unable to handle kernel paging request in list_lru_add mm syz 48 40d 240d 💬 0 [43d]
INFO: rcu detected stall in sys_openat (3) kernfs mm C error 38 5d15h 241d 💬 0 [2d09h]
kernel BUG in do_page_mkwrite mm C done 16 12d 259d 💬 0 [105d]
kernel BUG in __phys_addr (2) mm reiserfs C error done 42 27d 291d 💬 0 [62d]
KCSAN: data-race in generic_fillattr / shmem_unlink (3) mm 653 8d10h 373d 💬 1 [2d09h]
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 719 9d12h 373d 💬 5 [2d09h]
INFO: task hung in __unmap_and_move (4) mm C error 4 56d 489d 💬 3 [168d]
possible deadlock in filemap_fault mm ntfs3 C done 872 3h32m 544d 💬 3 [2d09h]
memory leak in xas_create mm C 15 133d 662d 💬 9 [168d]
WARNING in ext4_dirty_folio mm C inconclusive done 25788 8d12h 767d 💬 1 [2d09h]
INFO: task hung in do_read_cache_folio kasan mm block C error error 179 313d 814d 💬 3 [300d]
INFO: task can't die in shrink_inactive_list (2) mm C error 2 1261d 1257d 💬 10 [1181d]
INFO: task can't die in wait_on_page_bit_common mm fs C done 5 989d 1341d 💬 0 [1341d]
INFO: task hung in do_read_cache_page (3) fs mm C done inconclusive 88 659d 1556d 💬 2 [1450d]
moderation (47):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_from_iter / _copy_from_iter (3) mm 1 2d11h 2d11h 💬 0 [never]
KCSAN: data-race in ondemand_readahead / read_pages (3) fs mm 1 3d07h 3d07h 💬 0 [never]
KCSAN: data-race in munlock_folio / need_mlock_drain (4) mm 1 5d10h 5d10h 💬 0 [never]
KCSAN: data-race in __lru_add_drain_all / folio_activate (5) mm 1 7d00h 7d00h 💬 0 [never]
KCSAN: data-race in mlock_folio / need_mlock_drain (4) mm 1 8d12h 8d12h 💬 0 [never]
KCSAN: data-race in __filemap_remove_folio / migrate_pages_batch mm 1 10d 10d 💬 0 [never]
KCSAN: data-race in bprm_execve / copy_fs (2) fs mm 1 14d 14d 💬 0 [never]
KCSAN: data-race in ondemand_readahead / ondemand_readahead (11) fs mm 19 3h14m 15d 💬 0 [never]
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (4) mm 3 9d09h 19d 💬 0 [never]
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 4 3d09h 20d 💬 0 [never]
KCSAN: data-race in getrusage / unmap_region mm 7 11h46m 22d 💬 0 [never]
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 8 1d11h 23d 💬 0 [never]
WARNING: refcount bug in __set_page_owner mm 2 21d 24d 💬 0 [never]
KCSAN: data-race in getrusage / try_to_unmap_one mm 1 27d 27d 💬 0 [never]
KCSAN: data-race in list_lru_add / list_lru_count_node (10) mm 2 25d 30d 💬 0 [never]
KCSAN: data-race in __filemap_add_folio / file_write_and_wait_range (5) mm 6 12d 70d 💬 0 [never]
KCSAN: data-race in __mod_memcg_state / mem_cgroup_css_rstat_flush mm cgroups 258 3h39m 80d 💬 0 [never]
KCSAN: data-race in __count_memcg_events / mem_cgroup_css_rstat_flush cgroups mm 216 3h34m 80d 💬 0 [never]
KCSAN: data-race in __mod_memcg_lruvec_state / mem_cgroup_css_rstat_flush cgroups mm 241 3h34m 80d 💬 0 [never]
general protection fault in khugepaged (3) mm 2 10d 84d 💬 0 [never]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 107 6h35m 92d 💬 0 [never]
KCSAN: data-race in drain_all_stock / drain_stock (9) mm cgroups 5 33d 103d 💬 0 [never]
KCSAN: data-race in mas_walk / mas_wmb_replace mm 67 3d06h 110d 💬 0 [never]
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 172 1h29m 112d 💬 0 [never]
KCSAN: data-race in mas_wr_modify / mtree_range_walk mm 175 16h59m 112d 💬 0 [never]
KCSAN: data-race in call_rcu / mtree_range_walk mm 259 2h15m 112d 💬 0 [never]
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 214 17h10m 112d 💬 0 [never]
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (6) fs mm 5 28d 122d 💬 0 [never]
KCSAN: data-race in fprop_new_period / fprop_reflect_period_percpu (10) fs mm 30 8d00h 143d 💬 0 [never]
KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range (3) mm 69 5h30m 144d 💬 0 [never]
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 179 5h28m 144d 💬 0 [never]
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (2) mm 123 4d23h 144d 💬 0 [never]
KCSAN: data-race in __refill_stock / drain_all_stock (2) cgroups mm 119 31d 144d 💬 0 [never]
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (4) fs mm 128 2d10h 145d 💬 0 [never]
KCSAN: data-race in __wb_writeout_add / writeout_period (4) fs mm 143 9h31m 145d 💬 0 [never]
KCSAN: data-race in drain_all_stock / try_charge_memcg (2) cgroups mm 188 8d15h 145d 💬 0 [never]
KCSAN: data-race in __lru_add_drain_all / folio_add_lru_vma mm 264 15h21m 145d 💬 0 [never]
KCSAN: data-race in generic_fillattr / shmem_symlink (2) mm 247 6d19h 146d 💬 0 [never]
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (7) fs mm 281 8h56m 146d 💬 0 [never]
KCSAN: data-race in __anon_vma_prepare / lock_vma_under_rcu mm 58 now 358d 💬 0 [never]
KCSAN: data-race in filemap_fdatawrite_wbc / xas_set_mark fs mm 660 8h15m 722d 💬 0 [never]
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 710 2d20h 846d 💬 0 [never]
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 786 2d03h 869d 💬 0 [never]
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 3563 3h48m 1040d 💬 0 [never]
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 1333 18h33m 1314d 💬 0 [never]
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 3506 3h52m 1604d 💬 0 [never]
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 1293 1d11h 1609d 💬 0 [never]