syzbot


assert "rdomain == rtable_l2(rdomain)" failed in route.c (3)

Status: upstream: reported on 2026/02/03 23:15
Reported-by: syzbot+a5b13e820472b442b15f@syzkaller.appspotmail.com
First crash: 17d, last: 17d
Similar bugs (2)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd assert "rdomain == rtable_l2(rdomain)" failed in route.c (2) -1 8 167d 375d 0/3 auto-obsoleted due to no activity on 2025/12/05 13:14
openbsd assert "rdomain == rtable_l2(rdomain)" failed in route.c -1 2 472d 504d 0/3 auto-obsoleted due to no activity on 2025/02/04 00:03

Sample crash report:
panic: kernel diagnostic assertion "rdomain == rtable_l2(rdomain)" failed: file "/syzkaller/managers/multicore/kernel/sys/net/route.c", line 1258
Starting stack trace...
panic(ffffffff833adc82) at panic+0x1d0 sys/kern/subr_prf.c:229
__assert(ffffffff833efd26,ffffffff833737d5,4ea,ffffffff83450405) at __assert+0x29 sys/kern/subr_prf.c:-1
rt_ifa_add(ffff800001601f00,240404,ffff800001601f50,b) at rt_ifa_add+0x32d
rt_ifa_addlocal(ffff800001601f00) at rt_ifa_addlocal+0x1d8 sys/net/route.c:1394
in6_update_ifa(ffff80000158b000,ff
ff80003c4818e0,0) at in6_update_ifa+0x1878 sys/netinet6/in6.c:722
in6_ifattach_linklocal(ffff80000158b000,0) at in6_ifattach_linklocal+0x33b sys/netinet6/in6_ifattach.c:266
in6_ifattach(ffff80000158b000) at in6_ifattach+0x2d0 sys/netinet6/in6_ifattach.c:384
ifioctl(ffff800010fd3b50,8020699d,ffff80003c481ad0,ffff8000fffe74e0) at ifioctl+0x1d77 sys/net/if.c:2238
sys_ioctl(ffff8000fffe74e0,ffff80003c481cb0,ffff80003c481c00) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80003c481cb0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c481cb0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xc74ad2a0670, count: 246
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
2026/02/03 23:14 openbsd 72466e384590 018ebef2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "rdomain == rtable_l2(rdomain)" failed in route.c
* Struck through repros no longer work on HEAD.