syzbot


netbsd boot error: panic: OCKgEBU2: Mut0x eroog:em _swststent8i s, 1> dck eix[ 11.ADDR cpu1[ 1.ADDR] : Begin traceback...

Status: closed as invalid on 2019/12/12 08:56
Reported-by: syzbot+35aeef250ee9d957537d@syzkaller.appspotmail.com
First crash: 1810d, last: 1810d

Sample crash report:
[   1.7593166] sd0 at scsibus0panic:  OCKgEBU2: Mut0x eroog:em _swststent8i s, 1> dck  eix
[   11.0000455  cpu1[   1.8090145] : Begin traceback...
[   1.8228631] sd0: fabricating a geometry
[   1.8228631] sd0: 8192 MB, 8192 cyl, 64 head, 32 sec, 512 bytes/sect x 16777216 sectors
[   1.8415570] sd0: fabricating a geometrv[   1.8415570] panic() at netbsd:vpanic+0x241 sys/kern/subr_prf.c:336
[   1.8677208] sd0: async, 8-bit transfers, tagged queueing
[   1.9088545] snprintf() at netbsd:snprintf
[   1.9088545] lockdebug_more() at netbsd:lockdebug_more
[   1.9088545] lockdebug_barrier() at netbsd:lockdebug_barrier+0xfe sys/kern/subr_lockdebug.c:684
[   1.9088545] mi_switch() at netbsd:mi_switch+0xfb sys/kern/kern_synch.c:532
[   1.9088545] idle_loop() at netbsd:idle_loop+0x34a x86_curlwp sys/arch/amd64/compile/obj/GENERIC_SYZKALLER/./machine/cpu.h:79 [inline]
[   1.9088545] idle_loop() at netbsd:idle_loop+0x34a sys/kern/kern_idle.c:99
[   1.9088545] cpu_hatch() at netbsd:cpu_hatch+0x270 sys/arch/x86/x86/cpu.c:980
[   1.9088545] Bad frame pointer: 0xffffbb800f738100
[   1.9088545] cpu1: End traceback...
[   1.9088545] fatal breakpoint trap in supervisor mode
[   1.9088545] trap type 1 code 0 rip 0xffffffff8021ccb5 cs 0x8 rflags 0x246 cr2 0 ilevel 0x8 rsp 0xffffbb816db37b50
[   1.9088545] curlwp 0xffffbb800f738100 pid 0.20 lowest kstack 0xffffbb816db302c0
Stopped in pid 0.20 (system) at netbsd:breakpoint+0x5:  leave
db{1}> 

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/12/07 18:37 netbsd 582fab2bb350 85f26751 .config console log report ci2-netbsd
* Struck through repros no longer work on HEAD.