syzbot

 sign-in | mailing list | source | docs
🐞 Open [980] ≡ Subsystems 🐞 Fixed [5236] 🐞 Invalid [12500] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

Applied filters: Label=subsystems:mm (drop)
open (49):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in __page_table_check_ptes_set mm C 2 7d02h 3d02h PATCH [2d01h]
possible deadlock in gup_fast_fallback mm 3 7d19h 3d19h 💬 0 [3d19h]
KASAN: slab-use-after-free Read in hugetlb_fault mm C done 4 11h01m 7d00h 💬 2 [6d05h]
INFO: rcu detected stall in __run_timer_base kasan mm C 1 14d 10d 💬 1 [10d]
KMSAN: kernel-infoleak in bpf_probe_write_user mm C 3 14d 11d 💬 6 [6d15h]
general protection fault in hpage_collapse_scan_file mm C 22 16d 15d 💬 4 [7d04h]
BUG: bad usercopy in do_handle_open mm hardening C 446 20d 19d 💬 2 [19d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C 264 1h22m 20d 💬 2 [20d]
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (3) mm 1 23d 22d 💬 2 [21d]
WARNING: bad unlock balance in madvise_cold_or_pageout_pte_range mm C 8 20d 22d 💬 4 [20d]
WARNING in __mod_memcg_lruvec_state mm cgroups 1 26d 22d 💬 5 [10d]
general protection fault in shmem_get_next_id mm C error 19 14d 22d 💬 5 [12d]
BUG: unable to handle kernel paging request in copy_from_kernel_nofault (2) mm C 2 12d 22d PATCH [2d11h]
INFO: rcu detected stall in sys_clone (8) mm C 16 20h04m 26d 💬 0 [26d]
kernel BUG in const_folio_flags mm 4 14d 34d 💬 4 [33d]
INFO: rcu detected stall in asm_exc_page_fault input usb mm syz 1 50d 46d 💬 3 [44d]
WARNING in try_to_migrate_one (2) mm C 5 13d 46d 💬 2 [9d07h]
WARNING in try_to_unmap_one mm 2 13d 50d 💬 0 [50d]
WARNING in kunmap_local_indexed mm C 91 8h48m 58d 💬 0 [36d]
possible deadlock in lock_vma mm C done 18 70d 68d 💬 0 [68d]
WARNING in move_pages mm C done 8 70d 68d 💬 0 [68d]
BUG: unable to handle kernel paging request in bpf_probe_read_kernel_str mm C done 4 61d 77d 💬 0 [77d]
kernel BUG in validate_mm (3) mm C error 3 86d 86d 💬 2 [85d]
BUG: unable to handle kernel paging request in bpf_probe_read_compat_str mm C done 4 64d 88d 💬 1 [82d]
INFO: rcu detected stall in dput (8) mm C done 15 1d23h 115d 💬 0 [115d]
kernel BUG in add_to_swap mm 6 66d 127d 💬 1 [126d]
INFO: rcu detected stall in sys_recvmmsg (3) kasan mm batman 32 86d 127d 💬 0 [127d]
KASAN: slab-out-of-bounds Write in shmem_file_read_iter hfs mm C 3 33d 132d 💬 0 [132d]
BUG: spinlock recursion in try_to_wake_up mm C 2 11d 163d 💬 0 [163d]
WARNING in __gup_longterm_locked (2) mm 14 2d05h 176d 💬 0 [98d]
WARNING in __kfence_free (3) kasan mm syz 92 32d 189d 💬 1 [36d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm C 60 5m 203d 💬 0 [8d22h]
WARNING in shmem_evict_inode (2) mm 5 96d 203d 💬 0 [203d]
KASAN: slab-out-of-bounds Read in generic_perform_write hfs mm C inconclusive 10214 1d15h 213d PATCH [211d]
kernel BUG in filemap_unaccount_folio mm C done 14 3d13h 231d 💬 3 [36d]
BUG: unable to handle kernel paging request in list_lru_add mm syz 48 33d 233d 💬 0 [36d]
INFO: rcu detected stall in sys_openat (3) kernfs mm C error 37 15h29m 234d 💬 0 [16d]
kernel BUG in do_page_mkwrite mm C done 16 5d13h 252d 💬 0 [98d]
kernel BUG in __phys_addr (2) mm reiserfs C error done 42 20d 284d 💬 0 [55d]
KCSAN: data-race in generic_fillattr / shmem_unlink (3) mm 653 1d11h 366d 💬 1 [36d]
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 719 2d13h 366d 💬 5 [36d]
INFO: task hung in __unmap_and_move (4) mm C error 4 49d 482d 💬 3 [161d]
possible deadlock in filemap_fault mm ntfs3 C done 780 1h04m 538d 💬 3 [19d]
memory leak in xas_create mm C 15 126d 655d 💬 9 [161d]
WARNING in ext4_dirty_folio mm C inconclusive done 25788 1d13h 760d 💬 1 [67d]
INFO: task hung in do_read_cache_folio kasan mm block C error error 179 306d 807d 💬 3 [293d]
INFO: task can't die in shrink_inactive_list (2) mm C error 2 1254d 1250d 💬 10 [1174d]
INFO: task can't die in wait_on_page_bit_common mm fs C done 5 982d 1335d 💬 0 [1335d]
INFO: task hung in do_read_cache_page (3) fs mm C done inconclusive 88 652d 1549d 💬 2 [1443d]
moderation (48):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __lru_add_drain_all / folio_activate (5) mm 1 56m 56m 💬 0 [never]
KCSAN: data-race in mlock_folio / need_mlock_drain (4) mm 1 1d13h 1d13h 💬 0 [never]
KCSAN: data-race in __filemap_remove_folio / migrate_pages_batch mm 1 3d09h 3d09h 💬 0 [never]
KCSAN: data-race in bprm_execve / copy_fs (2) fs mm 1 7d23h 7d23h 💬 0 [never]
KCSAN: data-race in ondemand_readahead / ondemand_readahead (11) fs mm 10 13h06m 8d21h 💬 0 [never]
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (4) mm 3 2d09h 12d 💬 0 [never]
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 2 11h56m 13d 💬 0 [never]
KCSAN: data-race in getrusage / unmap_region mm 3 18h08m 15d 💬 0 [never]
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 5d23h 16d 💬 0 [never]
WARNING: refcount bug in __set_page_owner mm 2 14d 17d 💬 0 [never]
KCSAN: data-race in getrusage / try_to_unmap_one mm 1 20d 20d 💬 0 [never]
KCSAN: data-race in list_lru_add / list_lru_count_node (10) mm 2 18d 23d 💬 0 [never]
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (6) fs mm 1 31d 31d 💬 0 [never]
KCSAN: data-race in do_try_to_free_pages / shrink_node (5) mm 1 34d 34d 💬 0 [never]
KCSAN: data-race in __filemap_add_folio / file_write_and_wait_range (5) mm 6 5d01h 63d 💬 0 [never]
KCSAN: data-race in __writeback_single_inode / xas_set_mark (5) fs mm 2 31d 63d 💬 0 [never]
KCSAN: data-race in __mod_memcg_state / mem_cgroup_css_rstat_flush mm cgroups 232 5h35m 73d 💬 0 [never]
KCSAN: data-race in __count_memcg_events / mem_cgroup_css_rstat_flush cgroups mm 200 5h31m 73d 💬 0 [never]
KCSAN: data-race in __mod_memcg_lruvec_state / mem_cgroup_css_rstat_flush cgroups mm 224 5h59m 73d 💬 0 [never]
general protection fault in khugepaged (3) mm 2 3d12h 77d 💬 0 [never]
INFO: task hung in page_cache_ra_unbounded (2) fs mm 74 1h51m 85d 💬 0 [never]
KCSAN: data-race in drain_all_stock / drain_stock (9) mm cgroups 5 26d 96d 💬 0 [never]
KCSAN: data-race in mas_walk / mas_wmb_replace mm 65 13h30m 103d 💬 0 [never]
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 162 8h51m 105d 💬 0 [never]
KCSAN: data-race in mas_wr_modify / mtree_range_walk mm 167 14m 105d 💬 0 [never]
KCSAN: data-race in call_rcu / mtree_range_walk mm 245 50m 105d 💬 0 [never]
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 203 2h58m 105d 💬 0 [never]
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (6) fs mm 5 21d 115d 💬 0 [never]
KCSAN: data-race in fprop_new_period / fprop_reflect_period_percpu (10) fs mm 30 1d01h 136d 💬 0 [never]
KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range (3) mm 68 16h40m 137d 💬 0 [never]
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 171 12h30m 137d 💬 0 [never]
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (2) mm 122 2d17h 137d 💬 0 [never]
KCSAN: data-race in __refill_stock / drain_all_stock (2) cgroups mm 119 24d 137d 💬 0 [never]
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (4) fs mm 127 19h58m 138d 💬 0 [never]
KCSAN: data-race in __wb_writeout_add / writeout_period (4) fs mm 141 13d 138d 💬 0 [never]
KCSAN: data-race in drain_all_stock / try_charge_memcg (2) cgroups mm 188 1d16h 138d 💬 0 [never]
KCSAN: data-race in __lru_add_drain_all / folio_add_lru_vma mm 256 16h00m 138d 💬 0 [never]
KCSAN: data-race in generic_fillattr / shmem_symlink (2) mm 246 12d 139d 💬 0 [never]
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (7) fs mm 278 19h42m 139d 💬 0 [never]
BUG: unable to handle kernel paging request in clear_page_erms (5) mm 4 83d 183d 💬 0 [never]
KCSAN: data-race in __anon_vma_prepare / lock_vma_under_rcu mm 56 25d 351d 💬 0 [never]
KCSAN: data-race in filemap_fdatawrite_wbc / xas_set_mark fs mm 657 1d13h 715d 💬 0 [never]
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 707 13d 839d 💬 0 [never]
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 783 1d12h 862d 💬 0 [never]
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 3537 6h05m 1033d 💬 0 [never]
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 1327 2d11h 1307d 💬 0 [never]
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 3489 6h08m 1597d 💬 0 [never]
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 1289 1d19h 1602d 💬 0 [never]