WARNING in ath10k_pci_probe

Status: upstream: reported C repro on 2026/08/05 22:47
Subsystems: ath10k
[Documentation on labels]
Reported-by: syzbot+5c061dd050f2b84b2e1b@syzkaller.appspotmail.com
First crash: 3d14h, last: 3d06h
Cause bisection: failed (error log, bisect log)
  
✨ AI Jobs (1)
ID Workflow Result Correct Bug Created Started Finished Revision
7c790841 assessment-security 💥 WARNING in ath10k_pci_probe 2026/08/05 00:08 2026/08/05 00:08 2026/08/05 00:08 d4abbeac
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [ath10k?] WARNING in ath10k_pci_probe 0 (2) 2026/08/07 22:58
Similar bugs (2)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 WARNING in ath10k_pci_probe -1 1 3d01h 3d01h 0/2 upstream: reported on 2026/08/05 02:19
linux-6.1 WARNING in ath10k_pci_probe -1 2 3d05h 3d05h 0/3 upstream: reported on 2026/08/04 22:04
Last patch testing requests (1)
Created Duration User Patch Repo Result
2026/08/07 22:58 rihyeon8648@gmail.com patch upstream pending

Sample crash report:
------------[ cut here ]------------
1
WARNING: drivers/net/wireless/ath/ath10k/pci.c:3597 at ath10k_pci_probe+0x6e2/0x1c60 drivers/net/wireless/ath/ath10k/pci.c:3597, CPU#0: kworker/0:2/198
Modules linked in:
CPU: 0 UID: 0 PID: 198 Comm: kworker/0:2 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: sync_wq local_pci_probe_callback
RIP: 0010:ath10k_pci_probe+0x6e2/0x1c60 drivers/net/wireless/ath/ath10k/pci.c:3597
Code: 35 fb 45 85 ff 74 50 e8 dc 12 35 fb 48 8b 7c 24 18 48 c7 c6 80 2d 07 8c 31 d2 44 89 f9 e8 26 a7 9c fa eb 7f e8 bf 12 35 fb 90 <0f> 0b 90 41 bf a1 ff ff ff e9 7b 01 00 00 e8 ab 12 35 fb 4c 89 ef
RSP: 0018:ffffc90003aa7980 EFLAGS: 00010293
RAX: ffffffff8690c681 RBX: 00000000ffffffff RCX: ffff88802039dd00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003aa7ab0 R08: ffff88802039dd00 R09: 0000000000000009
R10: 0000000000000100 R11: 00000000000011ac R12: ffffffff8bcd1d44
R13: ffffc90003aa7a40 R14: 1ffffffff179a3a8 R15: ffff888021ad8000
FS:  0000000000000000(0000) GS:ffff888125c3e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000003b198000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 local_pci_probe drivers/pci/pci-driver.c:332 [inline]
 local_pci_probe_callback+0x120/0x1e0 drivers/pci/pci-driver.c:361
 process_one_work kernel/workqueue.c:3322 [inline]
 process_scheduled_works+0xa8e/0x14e0 kernel/workqueue.c:3405
 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3486
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Crashes (9):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/04 18:19 upstream 848acc8ffe1b d4abbeac .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in ath10k_pci_probe
2026/08/04 17:35 upstream 848acc8ffe1b d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ath10k_pci_probe
2026/08/04 17:35 upstream 848acc8ffe1b d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ath10k_pci_probe
2026/08/04 15:23 upstream 848acc8ffe1b d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in ath10k_pci_probe
2026/08/04 15:21 upstream 848acc8ffe1b d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in ath10k_pci_probe
2026/08/04 13:33 upstream 848acc8ffe1b d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in ath10k_pci_probe
2026/08/04 13:32 upstream 848acc8ffe1b d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in ath10k_pci_probe
2026/08/04 20:50 linux-next cc2b5f627e8c d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in ath10k_pci_probe
2026/08/04 20:49 linux-next cc2b5f627e8c d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in ath10k_pci_probe
* Struck through repros no longer work on HEAD.