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| 🐞 Open [720] 🐞 Fixed [181] 🐞 Invalid [637] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
| Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|
| upstream | general protection fault in __bfs | C | 4 | 1540d | 1569d | 0/24 | closed as dup on 2018/12/12 11:02 | ||
| linux-4.14 | general protection fault in __bfs (2) | C | 2 | 30d | 165d | 0/1 | upstream: reported C repro on 2022/10/16 12:07 | ||
| upstream | general protection fault in __bfs (2) | C | done | done | 16 | 1048d | 1528d | 0/24 | auto-obsoleted due to no activity on 2022/09/16 03:13 |
| upstream | KASAN: slab-out-of-bounds Read in __bfs | 1 | 530d | 526d | 0/24 | auto-closed as invalid on 2022/01/14 09:46 | |||
| upstream | KASAN: slab-out-of-bounds Read in __bfs (2) kernel | 22 | 47d | 343d | 0/24 | upstream: reported on 2022/04/20 20:21 |
RBP: 00007f43c7daa1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd996d23ef R14: 00007f43c7daa300 R15: 0000000000022000 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 23251 Comm: kworker/1:12 Not tainted 4.14.225-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events l2cap_chan_timeout task: ffff888052a943c0 task.stack: ffff88803b8c0000 RIP: 0010:lock_accessed kernel/locking/lockdep.c:979 [inline] RIP: 0010:__bfs.part.0+0x20e/0x470 kernel/locking/lockdep.c:1045 RSP: 0018:ffff88803b8c7808 EFLAGS: 00010003 RAX: 0000000001d0e397 RBX: ffffffff8bae8560 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000010 RBP: ffff88803b8c78c0 R08: 0000000000000000 R09: 00000000000043f6 R10: 0000000000145fe7 R11: 0000000000066071 R12: ffffffff8140db70 R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055be9f58b800 CR3: 0000000050801000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __bfs kernel/locking/lockdep.c:1424 [inline] __bfs_backwards kernel/locking/lockdep.c:1082 [inline] find_usage_backwards kernel/locking/lockdep.c:1424 [inline] check_usage_backwards+0x167/0x2c0 kernel/locking/lockdep.c:2713 mark_lock_irq kernel/locking/lockdep.c:2804 [inline] mark_lock+0x3c7/0x1050 kernel/locking/lockdep.c:3194 mark_irqflags kernel/locking/lockdep.c:3086 [inline] __lock_acquire+0xcf9/0x3f20 kernel/locking/lockdep.c:3448 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x2f/0x40 kernel/locking/spinlock.c:176 spin_lock_bh include/linux/spinlock.h:322 [inline] lock_sock_nested+0x39/0x100 net/core/sock.c:2788 l2cap_sock_teardown_cb+0x93/0x650 net/bluetooth/l2cap_sock.c:1341 l2cap_chan_del+0xaf/0x950 net/bluetooth/l2cap_core.c:599 l2cap_chan_close+0x103/0x870 net/bluetooth/l2cap_core.c:757 l2cap_chan_timeout+0x143/0x2a0 net/bluetooth/l2cap_core.c:430 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 Code: 78 01 00 00 4d 8b 36 4c 39 f3 74 78 49 8d 7e 10 4c 89 f0 4c 8b 0d 63 02 a6 0a 48 89 fa 48 2d 20 1a c7 8b 48 c1 ea 03 48 c1 f8 06 <42> 80 3c 3a 00 0f 85 28 01 00 00 49 8b 4e 10 4c 8d 41 2c 4c 89 RIP: lock_accessed kernel/locking/lockdep.c:979 [inline] RSP: ffff88803b8c7808 RIP: __bfs.part.0+0x20e/0x470 kernel/locking/lockdep.c:1045 RSP: ffff88803b8c7808 ---[ end trace 3186a1228a989312 ]---
| Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ci2-linux-4-14 | 2021/03/12 18:05 | linux-4.14.y | c7150cd2fa8c | 429d8a6b | .config | console log | report | info | general protection fault in __bfs | |||
| ci2-linux-4-14 | 2021/02/11 21:32 | linux-4.14.y | 2c8a3fceddf0 | a5f86b15 | .config | console log | report | info | general protection fault in __bfs | |||
| ci2-linux-4-14 | 2020/10/31 00:14 | linux-4.14.y | 2b7915014161 | 18e33098 | .config | console log | report | info | ||||
| ci2-linux-4-14 | 2020/10/19 10:38 | linux-4.14.y | cbfa1702aaf6 | ff4a3345 | .config | console log | report | info |