syzbot


page fault in do_sys_accept

Status: closed as invalid on 2020/05/03 07:06
Reported-by: syzbot+b582f7994fe98bdf0c72@syzkaller.appspotmail.com
First crash: 2024d, last: 2011d
Duplicate bugs (2)
duplicates (2):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
page fault in do_sys_WAacRNceIpNtG: 1 2021d 2021d 0/3 closed as dup on 2019/05/17 18:32
page fault in WARNING: SPL NOT LOWERED OdNo _SsyYSsC_AaLcLce 1p t4 1 2023d 2023d 0/3 closed as dup on 2019/05/17 18:32

Sample crash report:
[  41.8215933] fatal page fault in supervisor mode
[  41.8215933] trap type 6 code 0x2 rip 0xffffffff8022b64c cs 0x8 rflags 0x10246 cr2 0 ilevel 0 rsp 0xffffb7016eb2bae8
[  41.8440581] curlwp 0xffffb70011f6eae0 pid 1836.2 lowest kstack 0xffffb7016eb242c0
[  41.8440581] panic: trap
[  41.8550438] cpu0: Begin traceback...
[  41.8550438] vpanic() at netbsd:vpanic+0x214
[  41.8670953] snprintf() at netbsd:snprintf
[  41.8777861] startlwp() at netbsd:startlwp
[  41.8884158] alltraps() at netbsd:alltraps+0xb2
[  41.8995528] do_sys_accept() at netbsd:do_sys_accept+0x2f4
[  41.9106913] sys_accept() at netbsd:sys_accept+0xac
[  41.9218239] sys_syscall() at netbsd:sys_syscall+0xe2
[  41.9329637] syscall() at netbsd:syscall+0x348
[  41.9441895] --- syscall (number 0) ---
[  41.9441895] 7cb03da3f4ca:
[  41.9441895] cpu0: End traceback...

[  41.9578822] dumping to dev 4,1 (offset=0, size=0): not possible
[  41.9578822] rebooting...
SeaBIOS (version 1.8.2-20190308_060531-google)
Total RAM Size = 0x00000001e0000000 = 7680 MiB
CPUs found: 2     Max CPUs supported: 2
found virtio-scsi at 0:3
virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0
virtio-scsi blksize=512 sectors=4194304 = 2048 MiB
drive 0x000f29d0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Booting from Hard Disk 0...

>> NetBSD/x86 BIOS Boot, Revision 5.10 (Tue Jul 17 14:59:51 UTC 2018) (from NetBSD 8.0)
>> Memory: 639/3144640 k

     1. Boot normally
     2. Boot single user
     3. Disable ACPI
     4. Disable ACPI and SMP
     5. Drop to boot prompt
|/-\|/-41273888\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-

Crashes (644):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/05/08 23:10 netbsd 014f8a6c6f91 1bb034d0 console log report syz C ci2-netbsd
2019/05/07 23:11 netbsd 014f8a6c6f91 a7383bfa console log report syz C ci2-netbsd
2019/05/11 03:05 netbsd 9c2e192a1ba6 46caad94 console log report syz ci2-netbsd
2019/05/21 03:08 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/21 01:57 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/21 00:21 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/20 22:45 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/20 21:21 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/20 20:19 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/20 19:15 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/20 17:54 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/20 16:39 netbsd aa2c9eca0f54 b5641f32 console log report ci2-netbsd
2019/05/20 15:05 netbsd aa2c9eca0f54 5a4461b0 console log report ci2-netbsd
2019/05/20 13:14 netbsd aa2c9eca0f54 5a4461b0 console log report ci2-netbsd
2019/05/20 11:34 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/20 10:30 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/20 08:32 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/20 04:20 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/20 03:17 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/20 02:12 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/20 00:28 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/19 22:54 netbsd b4a03ca5f163 5a4461b0 console log report ci2-netbsd
2019/05/19 20:57 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 19:29 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 18:55 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 17:24 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 15:07 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 14:05 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 12:29 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 11:22 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 10:12 netbsd 66ae6081c50c 5a4461b0 console log report ci2-netbsd
2019/05/19 06:39 netbsd 04c7f3422885 5a4461b0 console log report ci2-netbsd
2019/05/19 04:13 netbsd 04c7f3422885 5a4461b0 console log report ci2-netbsd
2019/05/19 03:11 netbsd 04c7f3422885 5a4461b0 console log report ci2-netbsd
2019/05/19 01:10 netbsd 04c7f3422885 5a4461b0 console log report ci2-netbsd
2019/05/18 23:37 netbsd 04c7f3422885 5a4461b0 console log report ci2-netbsd
2019/05/18 21:58 netbsd 04c7f3422885 5a4461b0 console log report ci2-netbsd
2019/05/18 20:47 netbsd 04c7f3422885 5a4461b0 console log report ci2-netbsd
2019/05/18 19:24 netbsd 1435b93ddaa0 5a4461b0 console log report ci2-netbsd
2019/05/18 17:19 netbsd 1435b93ddaa0 5a4461b0 console log report ci2-netbsd
2019/05/18 15:37 netbsd 1435b93ddaa0 5a4461b0 console log report ci2-netbsd
2019/05/18 14:54 netbsd 1435b93ddaa0 5a4461b0 console log report ci2-netbsd
2019/05/18 13:53 netbsd 1435b93ddaa0 5a4461b0 console log report ci2-netbsd
2019/05/18 11:54 netbsd 1435b93ddaa0 5a4461b0 console log report ci2-netbsd
2019/05/18 10:26 netbsd 1435b93ddaa0 5a4461b0 console log report ci2-netbsd
2019/05/07 22:43 netbsd 014f8a6c6f91 a7383bfa console log report ci2-netbsd
* Struck through repros no longer work on HEAD.