syzbot


WARNING in drv_link_info_changed

Status: auto-obsoleted due to no activity on 2023/04/13 14:18
Subsystems: wireless
[Documentation on labels]
Reported-by: syzbot+224ad65c927c83902f06@syzkaller.appspotmail.com
First crash: 446d, last: 446d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] WARNING in drv_link_info_changed 0 (1) 2022/12/17 20:23
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 WARNING in drv_link_info_changed 1 329d 329d 0/3 auto-obsoleted due to no activity on 2023/08/08 05:52

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5553 at net/mac80211/driver-ops.c:416 drv_link_info_changed+0xd2/0x780 net/mac80211/driver-ops.c:416
Modules linked in:
CPU: 1 PID: 5553 Comm: kworker/u4:23 Not tainted 6.1.0-syzkaller-09941-ge2ca6ba6ba01 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: phy12 ieee80211_roc_work
RIP: 0010:drv_link_info_changed+0xd2/0x780 net/mac80211/driver-ops.c:416
Code: 83 f8 01 0f 84 f6 00 00 00 e8 ea a6 4f f8 83 eb 07 31 ff 83 e3 fb 89 de e8 8b a3 4f f8 85 db 0f 84 da 00 00 00 e8 ce a6 4f f8 <0f> 0b e9 c5 02 00 00 e8 c2 a6 4f f8 4d 8d bc 24 50 1a 00 00 48 b8
RSP: 0018:ffffc90004befb90 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000fffffffb RCX: 0000000000000000
RDX: ffff888027601d40 RSI: ffffffff893103a2 RDI: 0000000000000005
RBP: ffff88807e7e8de0 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000fffffffb R11: 0000000000000000 R12: ffff88803f4c0c80
R13: 0000000000000200 R14: 0000000000000000 R15: ffff88803f4c26d0
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f696ff85058 CR3: 000000002991d000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 ieee80211_link_info_change_notify+0x17a/0x270 net/mac80211/main.c:290
 ieee80211_offchannel_stop_vifs+0x308/0x4e0 net/mac80211/offchannel.c:121
 _ieee80211_start_next_roc+0x6f7/0x9a0 net/mac80211/offchannel.c:365
 __ieee80211_roc_work+0x190/0x3d0 net/mac80211/offchannel.c:432
 ieee80211_roc_work+0x2f/0x40 net/mac80211/offchannel.c:460
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/12/14 14:18 upstream e2ca6ba6ba01 f6511626 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in drv_link_info_changed
2022/12/13 20:11 upstream 764822972d64 e660de91 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in drv_link_info_changed
* Struck through repros no longer work on HEAD.