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AJvYcCXPDinzgB1bgKs5J9TltSY1qjYspWXFMCVegDZoj82F7GK6UadSg2oZXoDqWnzm6xJKxjfCYwQ=@vger.kernel.org X-Gm-Message-State: AOJu0YxoX3NZs+GWPboK21Bku/qS+6GeSwSoxtARqv4xX70Fu6c3ZspO SGbuj3uk4LprwpyXrxUMCoDqyUF8dqT7Q0lBfa6P0IlEMzZnldSisKToHWw25taNQ3LkU7l0Oy6 jt3o3uvSCgGDjS60zgcAEBN1tBT3PV+lr+KQU0kYIwvselUh9pChp4YA= X-Google-Smtp-Source: AGHT+IGa7pmYpmUu08FFyn8XBPRjawz5IWvpXCqhqWcu67N2Thj+F3II7u9f2ea7jfC7Isi3uXA2DUo6HQ+/STREq/Y5ItQte9eo Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1448:b0:3a7:7a68:44e2 with SMTP id e9e14a558f8ab-3c2d48a3763mr421606935ab.15.1736075185430; Sun, 05 Jan 2025 03:06:25 -0800 (PST) Date: Sun, 05 Jan 2025 03:06:25 -0800 In-Reply-To: <00000000000062a2960621a49519@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <677a67b1.050a0220.380ff0.000f.GAE@google.com> Subject: Re: [syzbot] [wireless?] WARNING in ieee80211_rx_list (3) From: syzbot To: davem@davemloft.net, edumazet@google.com, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has found a reproducer for the following issue on: HEAD commit: ab75170520d4 Merge tag 'linux-watchdog-6.13-rc6' of git://.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17cf96f8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=dc863cc90857c683 dashboard link: https://syzkaller.appspot.com/bug?extid=b4aa2b672b18f1d4dc5f compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1773aedf980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=127a5418580000 Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/7feb34a89c2a/non_bootable_disk-ab751705.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/c985fcba8fed/vmlinux-ab751705.xz kernel image: https://storage.googleapis.com/syzbot-assets/3aa019bd3c16/bzImage-ab751705.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+b4aa2b672b18f1d4dc5f@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 3 PID: 34 at net/mac80211/rx.c:5382 ieee80211_rx_list+0x15e0/0x2970 net/mac80211/rx.c:5382 Modules linked in: CPU: 3 UID: 0 PID: 34 Comm: ksoftirqd/3 Not tainted 6.13.0-rc5-syzkaller-00163-gab75170520d4 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ieee80211_rx_list+0x15e0/0x2970 net/mac80211/rx.c:5382 Code: f6 51 5b fe 48 85 c0 0f 85 0a 01 00 00 e8 68 8c f0 f6 48 89 df e8 c0 f4 5a fe e8 5b 8c f0 f6 e9 d1 ee ff ff e8 51 8c f0 f6 90 <0f> 0b 90 e9 d8 ee ff ff e8 43 8c f0 f6 44 89 ef e8 db 69 d3 ff 31 RSP: 0018:ffffc900006dfb18 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8aa97661 RDX: ffff88801defc880 RSI: ffffffff8aa989bf RDI: 0000000000000001 RBP: ffff88802e33eb40 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888030b1b0c8 R13: ffff88802e33ec18 R14: ffff888030b18e40 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055555b88c6c8 CR3: 000000002ceaa000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_rx_napi+0xdd/0x400 net/mac80211/rx.c:5492 ieee80211_rx include/net/mac80211.h:5166 [inline] ieee80211_handle_queued_frames+0xd5/0x130 net/mac80211/main.c:441 tasklet_action_common+0x251/0x3f0 kernel/softirq.c:811 handle_softirqs+0x213/0x8f0 kernel/softirq.c:561 run_ksoftirqd kernel/softirq.c:950 [inline] run_ksoftirqd+0x3a/0x60 kernel/softirq.c:942 smpboot_thread_fn+0x661/0xa30 kernel/smpboot.c:164 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 --- If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing.