syzbot


WARNING in ieee80211_rx_list (3)

Status: upstream: reported on 2026/05/12 18:34
Reported-by: syzbot+63e1c0a0f804a765b72a@syzkaller.appspotmail.com
First crash: 1h19m, last: 1h19m
Similar bugs (8)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in ieee80211_rx_list wireless -1 C inconclusive error 3489 704d 2056d 26/29 fixed on 2024/06/18 10:18
upstream WARNING in ieee80211_rx_list (2) wireless -1 4 683d 685d 26/29 fixed on 2024/08/06 11:02
linux-5.15 WARNING in ieee80211_rx_list origin:lts-only -1 syz error 5 660d 766d 0/3 auto-obsoleted due to no activity on 2024/10/29 16:41
linux-5.15 WARNING in ieee80211_rx_list (2) -1 1 408d 408d 0/3 auto-obsoleted due to no activity on 2025/07/08 17:04
linux-5.15 WARNING in ieee80211_rx_list (3) -1 1 303d 303d 0/3 auto-obsoleted due to no activity on 2025/10/21 12:19
linux-6.1 WARNING in ieee80211_rx_list -1 1 649d 649d 0/3 auto-obsoleted due to no activity on 2024/11/09 19:50
upstream WARNING in ieee80211_rx_list (3) wireless -1 C error done 47 28d 610d 0/29 upstream: reported C repro on 2024/09/09 00:10
linux-6.1 WARNING in ieee80211_rx_list (2) -1 1 223d 223d 0/3 auto-obsoleted due to no activity on 2026/01/09 12:28

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 21 at net/mac80211/rx.c:5233 ieee80211_rx_list+0x2310/0x2e60 net/mac80211/rx.c:5233
Modules linked in:
CPU: 1 PID: 21 Comm: ksoftirqd/1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:ieee80211_rx_list+0x2310/0x2e60 net/mac80211/rx.c:5233
Code: 0f 0b e9 3c e1 ff ff e8 7e 2f d5 f7 0f 0b eb 1c e8 75 2f d5 f7 eb 15 e8 6e 2f d5 f7 eb 0e e8 67 2f d5 f7 eb 07 e8 60 2f d5 f7 <0f> 0b 4c 8b 7c 24 08 e9 0d e1 ff ff e8 4f 2f d5 f7 48 c7 44 24 58
RSP: 0018:ffffc900001b7880 EFLAGS: 00010246
RAX: ffffffff89ad45f0 RBX: ffff8880650308e8 RCX: ffff888017751dc0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000005
RBP: ffffc900001b7a90 R08: dffffc0000000000 R09: 1ffffffff215f248
R10: dffffc0000000000 R11: fffffbfff215f249 R12: 1ffff1100cdfbe1b
R13: dffffc0000000000 R14: ffff8880650315bd R15: ffff888065033348
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffeb8e260e8 CR3: 0000000030015000 CR4: 00000000003506e0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000008d24 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 ieee80211_rx_napi+0x1ae/0x3d0 net/mac80211/rx.c:5338
 ieee80211_rx include/net/mac80211.h:4849 [inline]
 ieee80211_handle_queued_frames+0x105/0x1b0 net/mac80211/main.c:317
 tasklet_action_common+0x2fe/0x4d0 kernel/softirq.c:827
 handle_softirqs+0x2a1/0x930 kernel/softirq.c:596
 run_ksoftirqd+0xa4/0x100 kernel/softirq.c:968
 smpboot_thread_fn+0x64a/0xa40 kernel/smpboot.c:164
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/05/12 18:33 linux-6.1.y ad16b162f21d 07aeade5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf WARNING in ieee80211_rx_list
* Struck through repros no longer work on HEAD.