syzbot
WARNING in __ieee80211_suspend
Status:
upstream: reported on 2026/09/23 04:13
Reported-by: syzbot+adbc3be286f0aa5d088a@syzkaller.appspotmail.com
First crash: 11h02m, last: 11h02m
Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 18984 at net/mac80211/pm.c:169 __ieee80211_suspend+0x9c2/0xd40 net/mac80211/pm.c:169
Modules linked in:
CPU: 0 PID: 18984 Comm: syz.9.3532 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__ieee80211_suspend+0x9c2/0xd40 net/mac80211/pm.c:169
Code: be ff ff 00 00 4c 89 e7 ba 04 00 00 00 31 c9 e8 c4 3b f0 ff 89 e8 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 9e 0f 14 f8 <0f> 0b e9 63 fe ff ff e8 92 0f 14 f8 0f 0b e9 c2 fc ff ff e8 86 0f
RSP: 0018:ffffc9000334fbc0 EFLAGS: 00010283
RAX: ffffffff89650502 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc90014f33000 RSI: 0000000000006af0 RDI: 0000000000006af1
RBP: ffff888023752880 R08: ffffffff8d8b1eef R09: 1ffffffff1b163dd
R10: dffffc0000000000 R11: fffffbfff1b163de R12: ffff888023750e00
R13: ffff88802375163b R14: ffff888023752c20 R15: 0000000000000000
FS: 00007fe8d16426c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff5d41722f8 CR3: 000000006325b000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
reset_write+0x75/0x200 net/mac80211/debugfs.c:430
full_proxy_write+0x109/0x1c0 fs/debugfs/file.c:244
vfs_write+0x304/0xd70 fs/read_write.c:592
ksys_write+0x153/0x260 fs/read_write.c:647
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe8d33ea159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe8d1642028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fe8d3671fa0 RCX: 00007fe8d33ea159
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00007fe8d348106b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe8d3672038 R14: 00007fe8d3671fa0 R15: 00007ffcefa23bf8
</TASK>
* Struck through repros no longer work on HEAD.