syzbot |
sign-in | mailing list | source | docs |
🐞 Open [991] 🐞 Fixed [3925] 🐞 Invalid [8513] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __delete_from_page_cache / nr_blockdev_pages | 5 | 859d | 971d | 0/23 | auto-closed as invalid on 2020/06/16 17:33 | |||
upstream | KCSAN: data-race in __delete_from_page_cache / nr_blockdev_pages (2) | 3 | 727d | 768d | 0/23 | auto-closed as invalid on 2020/09/21 11:21 | |||
upstream | KCSAN: data-race in __delete_from_page_cache / nr_blockdev_pages (5) | 30 | 215d | 277d | 0/23 | auto-closed as invalid on 2022/02/16 04:25 | |||
upstream | KCSAN: data-race in __delete_from_page_cache / nr_blockdev_pages (4) | 1 | 558d | 558d | 0/23 | auto-closed as invalid on 2021/03/09 23:45 |
================================================================== BUG: KCSAN: data-race in __delete_from_page_cache / nr_blockdev_pages read-write to 0xffff88810be0ba10 of 8 bytes by task 15072 on cpu 1: page_cache_delete mm/filemap.c:154 [inline] __delete_from_page_cache+0x26c/0x340 mm/filemap.c:239 __remove_mapping+0x3e4/0x480 mm/vmscan.c:930 remove_mapping+0x22/0x60 mm/vmscan.c:952 invalidate_complete_page mm/truncate.c:215 [inline] invalidate_inode_page+0x15d/0x190 mm/truncate.c:264 __invalidate_mapping_pages+0x3e8/0x720 mm/truncate.c:592 invalidate_mapping_pages+0x23/0x30 mm/truncate.c:635 invalidate_bdev+0x61/0x70 fs/block_dev.c:97 __loop_clr_fd+0x253/0x5a0 drivers/block/loop.c:1248 loop_clr_fd drivers/block/loop.c:1345 [inline] lo_ioctl+0x9c2/0x1180 drivers/block/loop.c:1703 __blkdev_driver_ioctl block/ioctl.c:228 [inline] blkdev_ioctl+0x1d6/0x3f0 block/ioctl.c:623 block_ioctl+0x6d/0x80 fs/block_dev.c:1869 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl+0xcb/0x140 fs/ioctl.c:739 __x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:739 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff88810be0ba10 of 8 bytes by task 11995 on cpu 0: nr_blockdev_pages+0x7c/0xd0 fs/block_dev.c:946 si_meminfo+0x3a/0x60 mm/page_alloc.c:5330 update_defense_level+0x34/0x550 net/netfilter/ipvs/ip_vs_ctl.c:101 defense_work_handler+0x1b/0x80 net/netfilter/ipvs/ip_vs_ctl.c:235 process_one_work+0x3e1/0x950 kernel/workqueue.c:2272 worker_thread+0x635/0xb90 kernel/workqueue.c:2418 kthread+0x1fa/0x220 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 11995 Comm: kworker/0:10 Not tainted 5.10.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_long defense_work_handler ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2020/10/29 16:46 | upstream | 23859ae44402 | f24824d3 | .config | log | report | info | |||
ci2-upstream-kcsan-gce | 2020/09/25 02:59 | upstream | 171d4ff79f96 | 54289b08 | .config | log | report | info |