syzbot
WARNING in __ieee80211_suspend
Status:
upstream: reported on 2026/09/18 04:57
Reported-by: syzbot+d0dc65510675e1c62d77@syzkaller.appspotmail.com
First crash: 5d10h, last: 5d10h
Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 15320 at net/mac80211/pm.c:172 __ieee80211_suspend+0xa3b/0xde0 net/mac80211/pm.c:172
Modules linked in:
CPU: 1 PID: 15320 Comm: syz.6.2470 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__ieee80211_suspend+0xa3b/0xde0 net/mac80211/pm.c:172
Code: be ff ff 00 00 4c 89 e7 ba 04 00 00 00 31 c9 e8 ab d7 ec ff 89 e8 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 65 81 63 f7 <0f> 0b e9 3f fe ff ff e8 59 81 63 f7 0f 0b e9 9e fc ff ff e8 4d 81
RSP: 0018:ffffc90003457c00 EFLAGS: 00010287
RAX: ffffffff8a2409eb RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc90011cd7000 RSI: 000000000000ed99 RDI: 000000000000ed9a
RBP: ffff8880240fa998 R08: ffffffff8e8c316f R09: 1ffffffff1d1862d
R10: dffffc0000000000 R11: fffffbfff1d1862e R12: ffff8880240f8e80
R13: ffff8880240f961c R14: ffff8880240facd0 R15: 0000000000000000
FS: 00007fd18d3d56c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3081aff8 CR3: 0000000063b2c000 CR4: 00000000003506e0
Call Trace:
<TASK>
reset_write+0x79/0x200 net/mac80211/debugfs.c:420
full_proxy_write+0x110/0x1c0 fs/debugfs/file.c:244
vfs_write+0x299/0x9a0 fs/read_write.c:582
ksys_write+0x151/0x260 fs/read_write.c:637
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fd18f19e159
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:00007fd18d3d5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fd18f426180 RCX: 00007fd18f19e159
RDX: 0000000000000000 RSI: 0000200000000180 RDI: 0000000000000005
RBP: 00007fd18f23506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fd18f426218 R14: 00007fd18f426180 R15: 00007ffe9ab3f558
</TASK>
* Struck through repros no longer work on HEAD.