syzbot


WARNING in drv_get_tsf

Status: upstream: reported on 2024/12/21 11:31
Subsystems: wireless
[Documentation on labels]
Reported-by: syzbot+48d64503fdea9b2ee378@syzkaller.appspotmail.com
First crash: 252d, last: 3d21h
Discussions (1)
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[syzbot] [wireless?] WARNING in drv_get_tsf 0 (1) 2024/12/21 11:31

Sample crash report:
------------[ cut here ]------------
wlan1: Failed check-sdata-in-driver check, flags: 0x0
WARNING: CPU: 0 PID: 36 at net/mac80211/driver-ops.c:255 drv_get_tsf+0x1c7/0x780 net/mac80211/driver-ops.c:255
Modules linked in:
CPU: 0 UID: 0 PID: 36 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:drv_get_tsf+0x1c7/0x780 net/mac80211/driver-ops.c:255
Code: 0f 84 3d 05 00 00 e8 18 6f bd f6 49 81 c4 20 01 00 00 e8 0c 6f bd f6 44 89 f2 4c 89 e6 48 c7 c7 00 8d 08 8d e8 9a 67 7c f6 90 <0f> 0b 90 90 e8 f0 6e bd f6 4c 89 ea 48 b8 00 00 00 00 00 fc ff df
RSP: 0018:ffffc90000ac7b88 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88805abc8d80 RCX: ffffffff817a02c8
RDX: ffff888143681e00 RSI: ffffffff817a02d5 RDI: 0000000000000001
RBP: ffff8880284b0e40 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 00000000000b1998 R12: ffff88805abc8120
R13: ffff88805abc9728 R14: 0000000000000000 R15: ffff8880284b06b8
FS:  0000000000000000(0000) GS:ffff8881246c3000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000019c000 CR3: 000000005db5a000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 ieee80211_if_fmt_tsf+0x42/0x70 net/mac80211/debugfs_netdev.c:661
 wiphy_locked_debugfs_read_work+0xe6/0x1c0 net/wireless/debugfs.c:135
 cfg80211_wiphy_work+0x2c4/0x580 net/wireless/core.c:435
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Crashes (8):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/08/22 23:57 upstream cf6fc5eefc5b bf27483f .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
2025/08/20 06:43 upstream b19a97d57c15 79512909 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
2025/05/17 21:10 upstream 172a9d94339c f41472b0 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
2025/05/15 22:28 upstream 088d13246a46 cfde8269 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
2025/05/10 20:54 upstream 1a33418a69cc 77908e5f .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
2025/04/02 09:49 upstream 91e5bfe317d8 c799dfdd .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
2025/01/06 06:19 upstream ab75170520d4 f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
2024/12/17 11:29 upstream f44d154d6e3d f93b2b55 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in drv_get_tsf
* Struck through repros no longer work on HEAD.