syzbot


assert "d->bd_in_uiomove == NUM" failed in bpf.c (2)

Status: upstream: reported on 2024/11/16 16:43
Reported-by: syzbot+c2ed3a30c5be3fa73173@syzkaller.appspotmail.com
First crash: 5d01h, last: 5d01h
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd assert "d->bd_in_uiomove == NUM" failed in bpf.c 1 727d 727d 0/3 auto-obsoleted due to no activity on 2023/02/23 12:32

Sample crash report:
panic: kernel diagnostic assertion "d->bd_in_uiomove == 0" failed: file "/syzkaller/managers/main/kernel/sys/net/bpf.c", line 551
Starting stack trace...
panic(ffffffff830c1ea1) at panic+0x1ba sys/kern/subr_prf.c:229
__assert(ffffffff83075247,ffffffff830284df,227,ffffffff82ff5346) at __assert+0x29
bpfread(31700,ffff8000341fd360,0) at bpfread+0x79d sys/net/bpf.c:551
spec_read(ffff8000341fd150) at spec_read+0x14c sys/kern/spec_vnops.c:215
VOP_READ(fffffd8065834608,ffff8000341fd360,0,fffffd807f7d7478) at VOP_READ+0x102 sys/kern/vfs_vops.c:227

vn_read(fffffd806c215878,ffff8000341fd360,0) at vn_read+0x16d sys/kern/vfs_vnops.c:369
dofilereadv(ffff80002a513478,4,ffff8000341fd360,0,ffff8000341fd420) at dofilereadv+0x230 sys/kern/sys_generic.c:252
sys_readv(ffff80002a513478,ffff8000341fd4d0,ffff8000341fd420) at sys_readv+0xd8 sys/kern/sys_generic.c:199
syscall(ffff8000341fd4d0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x28ed6515dc0, count: 247
End of stack trace.
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Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/11/16 16:43 openbsd feb640d47767 cfe3a04a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "d->bd_in_uiomove == NUM" failed in bpf.c
* Struck through repros no longer work on HEAD.