syzbot
SYZFAIL: child stopped (2)
Status:
auto-obsoleted due to no activity on 2026/03/14 18:36
Reported-by: syzbot+155c466753a33472083e@syzkaller.appspotmail.com
First crash: 546d, last: 227d
Sample crash report:
SYZFAIL: child stopped
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
status=127 (errno 35: Resource temporarily unavailable)
Connection to 10.128.1.15 closed by remote host.
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
FreeBSD/amd64 (ci-freebsd-main-5.us-central1-b.c.syzkaller.internal) (ttyu0)
login: pid 980 (syz-executor), tap1: tun/tap protocol violation, non-controlling process closed last.
ifaddr cache = 0xfffffe0058088600 is deleted
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
tap1: link state changed to DOWN
FreeBSD/amd64 (ci-freebsd-main-5.us-central1-b.c.syzkaller.internal) (ttyu0)
login: if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3000
1970-01-01T00:00:04.199473+00:00 ci-freebsd-main-5.us-central1-b.c.syzkaller.internal init 1021 - - getty repeating too quickly on port /dev/ttyv6, sleeping 30 secs
1970-01-01T00:00:04.233396+00:00 ci-freebsd-main1970-01-01T00:00:04.229632+00:00 ci-freebsd-main-5.us-central1-b.c.syzkaller.internal init 1030 - - getty repeating too quickly pid 978 (syz-executor), tap2: tun/tap protocol violation, non-controlling process closed last.
on port /dev/ttyifaddr cache = 0xfffffe0058088900 is deleted
v0, sleeping 30 if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
secs
tap2: link state changed to DOWN
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
1970-01-01T00:00:04.290827+00:00 ci-freebsd-main-5.us-central1-b.c.syzkaller.internal init 1036 - - getty repeating too quickly on port /dev/ttyv1, sleeping 30 secs
1970-01-01T00:00:04.255146+00:00 ci-freebsd-main-5.us-central1-b.c.syzkaller.internal init 1035 - - getty repeating too quickly on port /dev/ttyv5, sleeping 30 secs
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058741800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c2c00
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c3400
Struck through repros no longer work on HEAD.