syzbot |
sign-in | mailing list | source | docs |
🐞 Open [704] 🐞 Fixed [181] 🐞 Invalid [624] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | WARNING: refcount bug in kobject_get | C | 530 | 1270d | 1602d | 0/24 | closed as invalid on 2019/08/19 12:30 | ||
linux-4.19 | WARNING: refcount bug in kobject_get | C | done | 21 | 1153d | 1382d | 1/1 | fixed on 2020/01/03 09:37 |
refcount_t: increment on 0; use-after-free. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10588 at lib/refcount.c:153 refcount_inc lib/refcount.c:153 [inline] WARNING: CPU: 0 PID: 10588 at lib/refcount.c:153 refcount_inc.cold+0x18/0x1f lib/refcount.c:151 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 10588 Comm: syz-executor199 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 panic+0x1f2/0x426 kernel/panic.c:182 __warn.cold+0x2f/0x36 kernel/panic.c:546 report_bug+0x216/0x254 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:960 RIP: 0010:refcount_inc lib/refcount.c:153 [inline] RIP: 0010:refcount_inc.cold+0x18/0x1f lib/refcount.c:151 RSP: 0018:ffff88809e2d79c0 EFLAGS: 00010286 RAX: 000000000000002b RBX: ffffffff86faaaa0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff866d0e00 RDI: ffffed1013c5af2e RBP: ffff88809e2d79c8 R08: 000000000000002b R09: ffff888092118d88 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88821a9d34f8 R13: 0000000000000000 R14: ffff88821a9d34c0 R15: ffff88809725d6a0 kref_get include/linux/kref.h:47 [inline] kobject_get+0x5b/0x70 lib/kobject.c:596 kset_get include/linux/kobject.h:210 [inline] kobj_kset_join lib/kobject.c:169 [inline] kobject_add_internal.part.0+0xfc/0x340 lib/kobject.c:220 kobject_add_internal lib/kobject.c:205 [inline] kobject_add_varg lib/kobject.c:364 [inline] kobject_add+0x11f/0x180 lib/kobject.c:409 class_dir_create_and_add drivers/base/core.c:1484 [inline] get_device_parent.isra.0+0x415/0x560 drivers/base/core.c:1539 device_add+0x2d3/0x1490 drivers/base/core.c:1795 hci_register_dev+0x2d9/0x810 net/bluetooth/hci_core.c:3118 __vhci_create_device+0x2a6/0x560 drivers/bluetooth/hci_vhci.c:139 vhci_create_device drivers/bluetooth/hci_vhci.c:163 [inline] vhci_get_user drivers/bluetooth/hci_vhci.c:219 [inline] vhci_write+0x2a1/0x437 drivers/bluetooth/hci_vhci.c:299 call_write_iter include/linux/fs.h:1777 [inline] new_sync_write fs/read_write.c:469 [inline] __vfs_write+0x4a7/0x6b0 fs/read_write.c:482 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x441279 RSP: 002b:00007ffccae67678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441279 RDX: 0000000000000002 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 000000000007747d R08: 00000000004002c8 R09: 00000000004002c8 R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000401ff0 R13: 0000000000402080 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-linux-4-14 | 2019/07/25 07:26 | linux-4.14.y | ff33472c282e | 32329ceb | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2019/07/04 15:06 | linux-4.14.y | e3c1b27308ae | 55565fa0 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2019/04/27 06:58 | linux-4.14.y | 68d7a45eec10 | b617407b | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2019/04/26 11:12 | linux-4.14.y | 68d7a45eec10 | b617407b | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2019/04/23 21:11 | linux-4.14.y | 68d7a45eec10 | 2398edea | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2019/04/14 12:01 | linux-4.14.y | 1ec8f1f0bffe | 505ab413 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2019/05/04 05:59 | linux-4.14.y | 1c046f373132 | d28f4ce5 | .config | console log | report | syz | ||||
ci2-linux-4-14 | 2019/04/28 17:09 | linux-4.14.y | fa5941f45d7e | b617407b | .config | console log | report | syz | ||||
ci2-linux-4-14 | 2019/08/10 16:28 | linux-4.14.y | 3ffe1e79c174 | acb51638 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/08/03 08:43 | linux-4.14.y | 10d6aa565d05 | 6affd8e8 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/07/30 17:27 | linux-4.14.y | ff33472c282e | f28bf2a5 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/07/25 18:04 | linux-4.14.y | ff33472c282e | 0d7a1249 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/07/01 00:08 | linux-4.14.y | f4cc0ed9b2c7 | 699d6448 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/06/26 08:44 | linux-4.14.y | bc2bccef19ee | 0a8d1a96 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/06/21 07:56 | linux-4.14.y | bb263a2a2d43 | 34bf9440 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/06/20 00:37 | linux-4.14.y | bb263a2a2d43 | 34bf9440 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/06/14 15:25 | linux-4.14.y | 2bf3258a12af | 998ccc76 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/06/11 10:30 | linux-4.14.y | e6a95d8851f1 | 5b5826d0 | .config | console log | report | |||||
ci2-linux-4-14 | 2019/04/26 15:13 | linux-4.14.y | 68d7a45eec10 | b617407b | .config | console log | report | |||||
ci2-linux-4-14 | 2019/04/14 09:43 | linux-4.14.y | 1ec8f1f0bffe | 505ab413 | .config | console log | report |