syzbot

 sign-in | mailing list | source | docs
🐞 Open [675]
🐞 Fixed [61]
🐞 Invalid [704]
⬇ Missing Backports [73]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
💬 Send us feedback

unregister_netdevice: waiting for DEV to become free

Status: upstream: reported C repro on 2023/03/07 22:57
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+d3736679164e26746ec2@syzkaller.appspotmail.com
First crash: 679d, last: 1h28m
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2024/01/26 upstream (ToT) ecb1b8288dc7 C [report] unregister_netdevice: waiting for DEV to become free
▶ ▼ Similar bugs (15)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream unregister_netdevice: waiting for DEV to become free (3) C 1864 1735d 1797d 15/28 fixed on 2020/04/15 17:19
upstream unregister_netdevice: waiting for DEV to become free (6) C error 13128 1043d 1162d 20/28 fixed on 2022/03/08 16:11
upstream unregister_netdevice: waiting for DEV to become free C 170521 2351d 2462d 8/28 fixed on 2018/08/08 18:10
linux-4.14 unregister_netdevice: waiting for DEV to become free C done 120 1658d 2097d 1/1 fixed on 2020/08/02 06:53
android-49 unregister_netdevice: waiting for DEV to become free C 52164 1879d 2106d 0/3 public: reported C repro on 2019/04/11 08:44
android-44 unregister_netdevice: waiting for DEV to become free C 4307 1940d 2106d 0/2 public: reported C repro on 2019/04/11 08:44
linux-4.14 unregister_netdevice: waiting for DEV to become free (2) fat hfsplus bfs vfs gfs2 udf xfs reiserfs sysv btrfs f2fs C 651522 680d 1616d 0/1 upstream: reported C repro on 2020/08/13 09:52
android-414 unregister_netdevice: waiting for DEV to become free 1231 1882d 2104d 0/1 auto-closed as invalid on 2020/02/19 10:10
upstream unregister_netdevice: waiting for DEV to become free (4) C done 50394 1407d 1609d 19/28 fixed on 2021/03/10 01:48
linux-6.1 unregister_netdevice: waiting for DEV to become free missing-backport origin:upstream C inconclusive 1173 3h08m 679d 0/3 upstream: reported C repro on 2023/03/07 18:05
upstream unregister_netdevice: waiting for DEV to become free (8) net C done 41501 now 585d 0/28 upstream: reported C repro on 2023/06/10 01:34
upstream unregister_netdevice: waiting for DEV to become free (2) C done 385621 1797d 2344d 15/28 fixed on 2020/02/14 01:19
linux-4.19 unregister_netdevice: waiting for DEV to become free C 5316 680d 2106d 0/1 upstream: reported C repro on 2019/04/10 19:11
upstream unregister_netdevice: waiting for DEV to become free (5) C done 40035 1162d 1407d 20/28 fixed on 2021/11/10 00:50
upstream unregister_netdevice: waiting for DEV to become free (7) C inconclusive 20422 587d 788d 22/28 fixed on 2023/06/08 14:41

Sample crash report:
bridge0: port 2(bridge_slave_1) entered disabled state
device bridge_slave_0 left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
unregister_netdevice: waiting for bridge0 to become free. Usage count = 2

Crashes (4325):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/01/13 09:45 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf unregister_netdevice: waiting for DEV to become free
2025/01/12 19:40 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf unregister_netdevice: waiting for DEV to become free
2025/01/12 07:12 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf unregister_netdevice: waiting for DEV to become free
2025/01/11 18:48 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf unregister_netdevice: waiting for DEV to become free
2025/01/03 16:09 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/03 08:15 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/03 00:17 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/02 16:14 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/02 08:10 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/02 00:18 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/01 16:20 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/01 08:42 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/01 01:06 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/31 17:46 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/31 09:59 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/30 22:15 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/30 14:34 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/29 23:24 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/29 15:51 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/10/28 06:57 linux-5.15.y 74cdd62cb470 65e8686b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/01/26 13:51 linux-5.15.y 6139f2a02fe0 cc4a4020 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf unregister_netdevice: waiting for DEV to become free
2024/11/16 20:23 linux-5.15.y d98fd109f827 cfe3a04a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2023/06/04 07:01 linux-5.15.y 0ab06468cbd1 a4ae4f42 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/30 22:07 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/30 06:53 linux-5.15.y 91786f140358 d3ccff63 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/12/15 08:53 linux-5.15.y 963e654022cc 7cbfbb3a .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2024/11/02 09:48 linux-5.15.y 72244eab0dad f00eed24 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/10 00:54 linux-5.15.y 4735586da88e 9220929f .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/08 16:03 linux-5.15.y 91786f140358 f3558dbf .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/19 09:30 linux-5.15.y 963e654022cc 1432fc84 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/12 23:23 linux-5.15.y 0a51d2d4527b 530e80f8 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/08 15:24 linux-5.15.y 0a51d2d4527b 9ac0fdc6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/07 14:30 linux-5.15.y 0a51d2d4527b 9ac0fdc6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/04 20:21 linux-5.15.y 0a51d2d4527b b50eb251 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/04 18:58 linux-5.15.y 0a51d2d4527b b50eb251 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/12/04 08:20 linux-5.15.y 0a51d2d4527b b50eb251 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/11/25 06:07 linux-5.15.y 0a51d2d4527b 68da6d95 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/11/21 15:52 linux-5.15.y 0a51d2d4527b 4b25d554 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/11/20 23:43 linux-5.15.y 0a51d2d4527b 4fca1650 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/11/17 09:41 linux-5.15.y d98fd109f827 cfe3a04a .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/11/17 05:02 linux-5.15.y d98fd109f827 cfe3a04a .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/11/02 04:37 linux-5.15.y 72244eab0dad f00eed24 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2024/10/29 01:51 linux-5.15.y 74cdd62cb470 9efb3cc7 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/15 07:52 linux-5.15.y 4735586da88e 7315a7cf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/14 23:28 linux-5.15.y 4735586da88e f310a27d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/14 14:25 linux-5.15.y 4735586da88e f310a27d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/14 07:49 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/14 06:39 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/14 06:13 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/13 22:38 linux-5.15.y 4735586da88e 249ceea9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/13 15:38 linux-5.15.y 4735586da88e 249ceea9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/13 06:41 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/13 05:10 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/13 03:34 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/13 01:51 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/12 22:21 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/12 20:43 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/12 18:55 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/12 17:03 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/12 15:24 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/12 06:38 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
2025/01/15 08:42 linux-5.15.y 4735586da88e 7315a7cf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 21:51 linux-5.15.y 4735586da88e f310a27d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 20:13 linux-5.15.y 4735586da88e f310a27d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 19:03 linux-5.15.y 4735586da88e f310a27d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 15:33 linux-5.15.y 4735586da88e f310a27d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 13:15 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 13:11 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 11:57 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 10:45 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 09:39 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 03:34 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 02:13 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/14 00:59 linux-5.15.y 4735586da88e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/13 19:24 linux-5.15.y 4735586da88e 249ceea9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/13 17:56 linux-5.15.y 4735586da88e 249ceea9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/13 16:47 linux-5.15.y 4735586da88e 249ceea9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/13 08:12 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/12 10:59 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/12 08:34 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/12 03:55 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/11 23:16 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/11 20:47 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/11 16:31 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/11 14:36 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2025/01/11 12:14 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 unregister_netdevice: waiting for DEV to become free
2023/03/07 22:56 linux-5.15.y d9b4a0c83a2d d7ea8bc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan unregister_netdevice: waiting for DEV to become free
* Struck through repros no longer work on HEAD.