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WARNING in ieee80211_free_ack_frame (2)

Status: upstream: reported C repro on 2021/11/15 07:38
Labels: wireless (incorrect?)
Reported-by: syzbot+ac648b0525be1feba506@syzkaller.appspotmail.com
First crash: 568d, last: 11d

Cause bisection: failed (error log, bisect log)
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] WARNING in ieee80211_free_ack_frame (2) 0 (2) 2023/03/26 08:21
▶ ▼ Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in ieee80211_free_ack_frame C error 97 102d 968d 0/1 upstream: reported C repro on 2020/10/07 07:47
upstream WARNING in ieee80211_free_ack_frame wireless syz done 117 574d 968d 22/24 fixed on 2021/11/10 00:50
linux-5.15 WARNING in ieee80211_free_ack_frame origin:upstream C 1 8d01h 68d 0/3 upstream: reported C repro on 2023/03/26 11:43
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2023/05/22 05:16 29m bisect fix net-next job log (0) log

Sample crash report:
WARNING: CPU: 1 PID: 75 at net/mac80211/main.c:1509 ieee80211_free_ack_frame+0x51/0x60 net/mac80211/main.c:1509
Modules linked in:
CPU: 1 PID: 75 Comm: kworker/u4:4 Not tainted 6.3.0-rc3-syzkaller-00156-g33189f0a94b9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Workqueue: netns cleanup_net
RIP: 0010:ieee80211_free_ack_frame+0x51/0x60 net/mac80211/main.c:1509
Code: 48 89 ef be 02 00 00 00 e8 cc 42 88 fe 31 c0 5b 5d c3 e8 12 27 0b f8 48 c7 c7 80 cb 7c 8b c6 05 eb 8a ea 04 01 e8 af a0 d3 f7 <0f> 0b eb cd 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 41 57 41
RSP: 0018:ffffc900015879d8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888018999d40 RSI: ffffffff814b6037 RDI: 0000000000000001
RBP: ffff88807258c280 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000
R13: ffffffff8977bdb0 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056122f357fc8 CR3: 000000001de5f000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 idr_for_each+0x117/0x230 lib/idr.c:208
 ieee80211_free_hw+0xa1/0x2f0 net/mac80211/main.c:1527
 mac80211_hwsim_del_radio drivers/net/wireless/mac80211_hwsim.c:4687 [inline]
 hwsim_exit_net+0x463/0x840 drivers/net/wireless/mac80211_hwsim.c:5470
 ops_exit_list+0xb0/0x170 net/core/net_namespace.c:169
 cleanup_net+0x4ee/0xb10 net/core/net_namespace.c:613
 process_one_work+0x991/0x15c0 kernel/workqueue.c:2390
 worker_thread+0x669/0x1090 kernel/workqueue.c:2537
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>

Crashes (37):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Manager Title
2023/03/26 08:21 net 33189f0a94b9 fbf0499a .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2023/03/26 12:00 net-next bc77f7318da8 fbf0499a .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2023/03/26 09:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e8d018dd0257 fbf0499a .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ieee80211_free_ack_frame
2023/04/06 02:38 upstream 99ddf2254feb 8b834965 .config console log report info ci-qemu-upstream WARNING in ieee80211_free_ack_frame
2023/02/20 01:06 upstream 925cf0457d7e bcdf85f8 .config console log report info ci-qemu-upstream WARNING in ieee80211_free_ack_frame
2022/08/15 09:51 upstream 7ebfc85e2cd7 8dfcaa3d .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in ieee80211_free_ack_frame
2022/08/03 03:01 upstream 7d0d3fa7339e 1c9013ac .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in ieee80211_free_ack_frame
2022/07/13 01:53 upstream 72a8e05d4f66 d91dd8ea .config console log report info ci-upstream-kasan-gce-smack-root WARNING in ieee80211_free_ack_frame
2022/06/25 12:07 upstream 6a0a17e6c6d1 a371c43c .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in ieee80211_free_ack_frame
2022/06/17 19:58 upstream f0ec9c65a8d6 cb58b3b2 .config console log report info ci-upstream-kasan-gce-root WARNING in ieee80211_free_ack_frame
2022/06/14 22:08 upstream 24625f7d91fb 127d1faf .config console log report info ci-upstream-kasan-gce-root WARNING in ieee80211_free_ack_frame
2022/01/15 23:11 upstream a33f5c380c4b 723cfaf0 .config console log report info ci-upstream-kasan-gce-root WARNING in ieee80211_free_ack_frame
2022/01/14 05:02 upstream 455e73a07f6e b8d780ab .config console log report info ci-upstream-kasan-gce-smack-root WARNING in ieee80211_free_ack_frame
2022/01/09 18:11 upstream 4634129ad9fd 2ca0d385 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in ieee80211_free_ack_frame
2021/12/11 05:11 upstream b8a98b6bf66a 49ca1f59 .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in ieee80211_free_ack_frame
2021/11/11 07:31 upstream 89d714ab6043 75b04091 .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in ieee80211_free_ack_frame
2023/03/26 06:14 net 33189f0a94b9 fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2023/01/12 16:35 net-old ae9dcb91c606 96166539 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2022/08/01 03:11 net-old 9e98f8c7707f fef302b1 .config console log report info ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2022/07/13 16:53 net-old 22b9c41a3fb8 5d921b08 .config console log report info ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2022/06/24 16:58 net-old 399bd66e219e a5dbd430 .config console log report info ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2022/01/19 15:42 net-old 99845220d3c3 0620189b .config console log report info ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2022/01/18 03:55 net-old 9ea674d7ca4f 731a2d23 .config console log report info ci-upstream-net-this-kasan-gce WARNING in ieee80211_free_ack_frame
2023/04/21 23:11 net-next dfc39d4026fb 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2023/04/20 19:53 net-next a5962e0a8b7b 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2023/01/02 17:02 net-next-old c183e6c3ec34 ab32d508 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/11/25 00:16 net-next-old 170d97739de4 62e26685 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/08/17 21:50 net-next-old 52327d2e3996 4e72d229 .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/08/13 12:21 net-next-old 7ebfc85e2cd7 8dfcaa3d .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/06/26 12:19 net-next-old ebeae54d3a77 a371c43c .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/06/21 08:17 net-next-old 4336487e30c3 0fc5c330 .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/06/10 00:17 net-next-old 263efe85a4b6 0d5abf15 .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/06/08 19:08 net-next-old da6e113ff010 b2706118 .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/06/08 12:31 net-next-old ba36c5b7ac93 b2706118 .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/06/07 20:28 net-next-old 12de1ebd2ae3 c8857892 .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/03/04 00:05 net-next-old 80901bff8129 45a13a73 .config console log report info ci-upstream-net-kasan-gce WARNING in ieee80211_free_ack_frame
2022/08/03 07:29 linux-next cb71b93c2dc3 1c9013ac .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in ieee80211_free_ack_frame
* Struck through repros no longer work on HEAD.