syzbot

 sign-in | mailing list | source | docs
🐞 Open [196] 🐞 Fixed [376] 🐞 Invalid [901] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

netbsd boot error: panic: MSan: Uninitialized Kmem Memory In strcmp() At Offset 0, From bufinit()

Status: auto-closed as invalid on 2020/02/15 14:11
Reported-by: syzbot+63fae1091f7e25074122@syzkaller.appspotmail.com
First crash: 1596d, last: 1585d

Sample crash report:
[   1.0000000] panic: MSan: Uninitialized Kmem Memory In strcmp() At Offset 0, From bufinit()

[   1.0000000] cpu0: Begin traceback...
[   1.0000000] vpanic() at netbsd:vpanic+0x1a6 sys/kern/subr_prf.c:336
[   1.0000000] snprintf() at netbsd:snprintf
[   1.0000000] kmsan_report_hook.isra.3() at netbsd:kmsan_report_hook.isra.3+0x149
[   1.0000000] kmsan_strcmp() at netbsd:kmsan_strcmp+0x1c6 kmsan_shadow_check sys/kern/subr_msan.c:355 [inline]
[   1.0000000] kmsan_strcmp() at netbsd:kmsan_strcmp+0x1c6 sys/kern/subr_msan.c:731
[   1.0000000] pool_init() at netbsd:pool_init+0x531 sys/kern/subr_pool.c:945
[   1.0000000] bufinit() at netbsd:bufinit+0x15f sys/kern/vfs_bio.c:529
[   1.0000000] main() at netbsd:main+0x12e sys/kern/init_main.c:373
[   1.0000000] cpu0: End traceback...
[   1.0000000] fatal breakpoint trap in supervisor mode
[   1.0000000] trap type 1 code 0 rip 0xffffffff8021e9ed cs 0x8 rflags 0x202 cr2 0 ilevel 0x8 rsp 0xffffffff81e17b90
[   1.0000000] curlwp 0xffffffff81a5bfa0 pid 0.1 lowest kstack 0xffffffff81e102c0
Stopped in pid 0.1 (system) at  netbsd:breakpoint+0x5:  leave
db{0}>

Crashes (263):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/12/17 14:10 netbsd a798096f4110 d13d7958 .config console log report ci2-netbsd-kmsan
2019/12/17 09:22 netbsd 364bad0077b8 d13d7958 .config console log report ci2-netbsd-kmsan
2019/12/17 06:44 netbsd c104d79654f6 d13d7958 .config console log report ci2-netbsd-kmsan
2019/12/17 01:44 netbsd 4f328900f1b3 d13d7958 .config console log report ci2-netbsd-kmsan
2019/12/17 00:27 netbsd eb590bf391a7 0ae38e44 .config console log report ci2-netbsd-kmsan
2019/12/16 19:44 netbsd 024acece27ce 0ae38e44 .config console log report ci2-netbsd-kmsan
2019/12/16 19:44 netbsd 024acece27ce 0ae38e44 .config console log report ci2-netbsd-kmsan
2019/12/16 17:58 netbsd 4901feed8322 0ae38e44 .config console log report ci2-netbsd-kmsan
2019/12/16 14:41 netbsd 398be80d6f5f 0ae38e44 .config console log report ci2-netbsd-kmsan
2019/12/16 09:25 netbsd 34db0997cc24 0ae38e44 .config console log report ci2-netbsd-kmsan
2019/12/16 06:08 netbsd 34db0997cc24 eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/16 04:21 netbsd 767d8d69bfa3 eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/16 03:45 netbsd 70e2ddde644c eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/15 23:27 netbsd 54954e432390 eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/15 17:46 netbsd dd040be5b4fa eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/15 13:25 netbsd 71e2d6514fc8 eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/15 07:53 netbsd c9d5c7c6639b eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/15 03:48 netbsd 182273021bcb eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/14 23:36 netbsd cdbef540f612 eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/14 19:30 netbsd fc579243fa4b eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/14 18:50 netbsd 954314fabb38 eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/14 14:00 netbsd 5a904dd8f4aa eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/14 10:07 netbsd 6ea05adfb4f0 eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/14 07:26 netbsd 18f16f213dac eef6e580 .config console log report ci2-netbsd-kmsan
2019/12/14 05:34 netbsd f0bc117f6246 a5c1ab05 .config console log report ci2-netbsd-kmsan
2019/12/14 05:34 netbsd f0bc117f6246 a5c1ab05 .config console log report ci2-netbsd-kmsan
2019/12/14 02:57 netbsd 0ff7ca3818ed a5c1ab05 .config console log report ci2-netbsd-kmsan
2019/12/14 01:37 netbsd 44ed2de18d50 a5c1ab05 .config console log report ci2-netbsd-kmsan
2019/12/14 00:35 netbsd 01a5c5862d6e a5c1ab05 .config console log report ci2-netbsd-kmsan
2019/12/13 18:10 netbsd e557612837c5 a5c1ab05 .config console log report ci2-netbsd-kmsan
2019/12/13 16:57 netbsd e557612837c5 2a752b7c .config console log report ci2-netbsd-kmsan
2019/12/13 15:04 netbsd 24ad490ab9ab 2a752b7c .config console log report ci2-netbsd-kmsan
2019/12/13 13:33 netbsd 73d1d12a639e 2a752b7c .config console log report ci2-netbsd-kmsan
2019/12/13 04:52 netbsd 3ec1a31e8fb0 08003f64 .config console log report ci2-netbsd-kmsan
2019/12/13 00:48 netbsd d14728433d37 08003f64 .config console log report ci2-netbsd-kmsan
2019/12/13 00:04 netbsd 38bdb095dde9 08003f64 .config console log report ci2-netbsd-kmsan
2019/12/12 19:45 netbsd 1780a9d4d377 08003f64 .config console log report ci2-netbsd-kmsan
2019/12/12 17:49 netbsd 4acf0772e7eb 08003f64 .config console log report ci2-netbsd-kmsan
2019/12/12 15:57 netbsd 2686f4dac355 d973f528 .config console log report ci2-netbsd-kmsan
2019/12/12 09:29 netbsd f9a653410dee d973f528 .config console log report ci2-netbsd-kmsan
2019/12/12 05:29 netbsd e2ad781b7138 d973f528 .config console log report ci2-netbsd-kmsan
2019/12/07 00:14 netbsd 027d7896e807 85f26751 .config console log report ci2-netbsd-kmsan
* Struck through repros no longer work on HEAD.