syzbot


corrupted report (7)

Status: upstream: reported on 2025/02/03 11:46
Reported-by: syzbot+b238e075c6e02778c5f4@syzkaller.appspotmail.com
First crash: 353d, last: 5m
Similar bugs (6)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd corrupted report (5) -1 3 1598d 1598d 0/3 closed as dup on 2021/09/07 12:09
openbsd corrupted report (6) -1 2268 428d 1587d 0/3 auto-obsoleted due to no activity on 2025/01/09 11:25
openbsd corrupted report (4) -1 21 1828d 1997d 0/3 auto-closed as invalid on 2021/04/20 22:19
openbsd corrupted report (2) -1 17 2274d 2323d 0/3 closed as dup on 2019/09/13 20:10
openbsd corrupted report -1 7 2327d 2340d 0/3 closed as dup on 2019/08/27 18:20
openbsd corrupted report (3) -1 6058 1997d 2259d 0/3 closed as dup on 2019/11/17 14:10

Sample crash report:
uvm_fault(0xfffffd80689fe9b0, 0x0, 0, 1) -> e
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff8189c3a8 cs 8 rflags 10207 cr2 0 cpl 0 rsp ffff80003c402320
gsbase 0xffffffff837efff0  kgsbase 0x0
panic: trap type 6, code=0, pc=ffffffff8189c3a8
Starting stack trace...
panic(ffffffff833e15fd) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff80003c402270) at kerntrap+0x30b
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
dt_ioctl_record_stop(ffff800001670000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593
dtclose(21e5f,81,2000,ffff8000ffff2a78) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(21e5f,81,2000,ffff8000ffff2a78) at dtclose+0x109 sys/dev/dt/dt_dev.c:239
spec_close(ffff80003c402420) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd805d63dc28,81,fffffd80097fd888,ffff8000ffff2a78) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806bdc7e18,ffff8000ffff2a78) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806bdc7e18,ffff8000ffff2a78) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd806bdc7e18,ffff8000ffff2a78) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd806bdc7e18,ffff8000ffff2a78) at closef+0x192 sys/kern/kern_descrip.c:1264
fdfree(ffff8000ffff2a78) at fdfree+0x116 sys/kern/kern_descrip.c:1195
exit1(ffff8000ffff2a78,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215
sys_exit(ffff8000ffff2a78,ffff80003c402790,ffff80003c4026e0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80003c402790) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c402790) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x712856f3c120, count: 242
End of stack trace.

dump to dev 4,1 not possible
rebooting...
SeaBIOS (version 1.8.2-google)
Total RAM Size = 0x0000000080000000 = 2048 MiB
CPUs found: 2     Max CPUs supported: 2
SeaBIOS (version 1.8.2-google)
Machine UUID f8e08a03-81bc-3227-53c0-939594373760
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 0x000f26e0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Sending Seabios boot VM event.
Booting from Hard Disk 0...
>> OpenBSD/amd64 BOOT 3.67
boot> set $lines = 0
set: syntax error
boot> set $maxwidth = 0
set: syntax error
boot> show panic
boot: illegal argument panic
boot> trace
boot> show registers
boot> show proc
boot> ps
boot> show all locks
boot> show malloc
boot> show all pools
boot> machine ddbcpu 0
machine: syntax error
boot> trace
boot> machine ddbcpu 1
machine: syntax error
boot> trace

Crashes (9204):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/01/23 09:06 openbsd 2db1efefed82 7556b6ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/23 07:57 openbsd 2db1efefed82 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/23 07:46 openbsd 2db1efefed82 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/23 05:27 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/23 04:22 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/23 03:16 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/23 01:21 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/23 01:05 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/23 00:01 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/22 21:59 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 20:56 openbsd 9e4d3748fbc0 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 17:59 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 16:36 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 15:48 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 14:41 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 13:34 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 11:01 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 09:05 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 07:50 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 06:31 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 05:31 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/22 04:18 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 03:21 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 01:58 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/22 00:37 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 22:10 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 20:47 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 20:11 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid corrupted report
2026/01/21 19:10 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 17:55 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 16:52 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 15:50 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 14:28 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 13:40 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 12:39 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 11:07 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 09:28 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 08:28 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 07:24 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 06:01 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2026/01/21 04:31 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 03:21 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 02:01 openbsd bbdb2fea834c 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/21 00:51 openbsd bbdb2fea834c 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main corrupted report
2026/01/20 23:13 openbsd 7d7bacacae3d 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
2025/02/03 11:45 openbsd db5d28f093d6 a21a8419 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore corrupted report
* Struck through repros no longer work on HEAD.