syzbot


WARNING in ath6kl_bmi_get_target_info

Status: upstream: reported on 2025/07/09 20:50
Reported-by: syzbot+f1326369b3efef2515be@syzkaller.appspotmail.com
First crash: 9d12h, last: 9d12h
Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in ath6kl_bmi_get_target_info wireless -1 1 902d 898d 0/29 auto-obsoleted due to no activity on 2023/05/28 20:53
linux-5.15 WARNING in ath6kl_bmi_get_target_info origin:upstream -1 C 18 9d14h 245d 0/3 upstream: reported C repro on 2024/11/16 05:35
upstream WARNING in ath6kl_bmi_get_target_info (2) usb wireless -1 C error 10349 14d 352d 28/29 upstream: reported C repro on 2024/08/01 06:11
linux-6.1 WARNING in ath6kl_bmi_get_target_info -1 C 20 9d10h 265d 0/3 upstream: reported C repro on 2024/10/26 20:55

Sample crash report:
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
------------[ cut here ]------------
WARNING: CPU: 0 PID: 967 at drivers/net/wireless/ath/ath6kl/bmi.c:90 ath6kl_bmi_get_target_info+0x498/0x5e0 drivers/net/wireless/ath/ath6kl/bmi.c:90
Modules linked in:
CPU: 0 PID: 967 Comm: kworker/0:2 Not tainted 6.6.96-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: usb_hub_wq hub_event
RIP: 0010:ath6kl_bmi_get_target_info+0x498/0x5e0 drivers/net/wireless/ath/ath6kl/bmi.c:90
Code: 04 20 84 c0 0f 85 36 01 00 00 48 8b 44 24 10 8b 30 48 c7 c7 60 76 3e 8b 44 89 ea e8 22 ec 70 04 e9 e1 fd ff ff e8 08 d4 8d fb <0f> 0b 41 bd ea ff ff ff e9 cf fd ff ff e8 f6 d3 8d fb 45 31 ed e9
RSP: 0018:ffffc900042bec40 EFLAGS: 00010283
RAX: ffffffff85f7c258 RBX: 1ffff92000857d90 RCX: 0000000000100000
RDX: ffffc90017458000 RSI: 0000000000037b15 RDI: 0000000000037b16
RBP: ffffc900042bed10 R08: ffffffff90da5597 R09: 1ffffffff21b4ab2
R10: dffffc0000000000 R11: fffffbfff21b4ab3 R12: dffffc0000000000
R13: 0000000000000000 R14: ffff88805aac0e20 R15: 1ffff1100b5581ca
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f33d89182f0 CR3: 00000000309c1000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ath6kl_core_init+0x202/0x10c0 drivers/net/wireless/ath/ath6kl/core.c:101
 ath6kl_usb_probe+0x14be/0x15b0 drivers/net/wireless/ath/ath6kl/usb.c:1168
 usb_probe_interface+0x5a4/0xb00 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x25b/0xb40 drivers/base/dd.c:658
 __driver_probe_device+0x18c/0x330 drivers/base/dd.c:800
 driver_probe_device+0x4f/0x420 drivers/base/dd.c:830
 __device_attach_driver+0x2ca/0x520 drivers/base/dd.c:958
 bus_for_each_drv+0x24b/0x2d0 drivers/base/bus.c:459
 __device_attach+0x2b5/0x400 drivers/base/dd.c:1030
 bus_probe_device+0x180/0x260 drivers/base/bus.c:534
 device_add+0x85b/0xc20 drivers/base/core.c:3683
 usb_set_configuration+0x1a79/0x20c0 drivers/usb/core/message.c:2207
 usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x13d/0x280 drivers/usb/core/driver.c:293
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x25b/0xb40 drivers/base/dd.c:658
 __driver_probe_device+0x18c/0x330 drivers/base/dd.c:800
 driver_probe_device+0x4f/0x420 drivers/base/dd.c:830
 __device_attach_driver+0x2ca/0x520 drivers/base/dd.c:958
 bus_for_each_drv+0x24b/0x2d0 drivers/base/bus.c:459
 __device_attach+0x2b5/0x400 drivers/base/dd.c:1030
 bus_probe_device+0x180/0x260 drivers/base/bus.c:534
 device_add+0x85b/0xc20 drivers/base/core.c:3683
 usb_new_device+0xa31/0x1630 drivers/usb/core/hub.c:2632
 hub_port_connect drivers/usb/core/hub.c:5501 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5641 [inline]
 port_event drivers/usb/core/hub.c:5801 [inline]
 hub_event+0x2957/0x49c0 drivers/usb/core/hub.c:5883
 process_one_work kernel/workqueue.c:2634 [inline]
 process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/09 20:52 linux-6.6.y a5df3a702b2c f4e5e155 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan WARNING in ath6kl_bmi_get_target_info
2025/07/09 20:50 linux-6.6.y a5df3a702b2c f4e5e155 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan WARNING in ath6kl_bmi_get_target_info
* Struck through repros no longer work on HEAD.