Hello, syzbot found the following issue on: HEAD commit: 87d6aab2389e Merge tag 'for_linus' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17dd3b80580000 kernel config: https://syzkaller.appspot.com/x/.config?x=fb6ea01107fa96bd dashboard link: https://syzkaller.appspot.com/bug?extid=26bc0430f38b1093a293 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/7feb34a89c2a/non_bootable_disk-87d6aab2.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/7a670c730bf1/vmlinux-87d6aab2.xz kernel image: https://storage.googleapis.com/syzbot-assets/069744babdba/bzImage-87d6aab2.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+26bc0430f38b1093a293@xxxxxxxxxxxxxxxxxxxxxxxxx ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1113 at net/mac80211/status.c:909 ieee80211_tx_monitor+0x202a/0x2520 net/mac80211/status.c:909 Modules linked in: CPU: 0 UID: 0 PID: 1113 Comm: kworker/u32:9 Not tainted 6.12.0-rc2-syzkaller-00006-g87d6aab2389e #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: events_unbound macvlan_process_broadcast RIP: 0010:ieee80211_tx_monitor+0x202a/0x2520 net/mac80211/status.c:909 Code: 0f 9e c2 84 c0 0f 95 c0 84 c2 0f 84 a0 eb ff ff 48 8b 7c 24 18 be 02 00 00 00 e8 51 50 66 f7 e9 8c eb ff ff e8 d7 d9 04 f7 90 <0f> 0b 90 48 c7 c7 00 cf be 8c e8 97 8c e4 f6 4c 89 ff e8 1f 8c 6b RSP: 0018:ffffc90000007c70 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 000000000000000d RCX: ffffffff8a8893e0 RDX: ffff888026828000 RSI: ffffffff8a88a779 RDI: 0000000000000004 RBP: ffffc90000007e00 R08: 0000000000000004 R09: 0000000000000000 R10: 000000000000000d R11: 0000000000000000 R12: 000000000000000d R13: 0000000000000000 R14: 0000000000000000 R15: ffff88804f976140 FS: 0000000000000000(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e219ff8 CR3: 000000004f2e2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <IRQ> __ieee80211_tx_status net/mac80211/status.c:1111 [inline] ieee80211_tx_status_ext+0x1b13/0x2ca0 net/mac80211/status.c:1233 ieee80211_tx_status_skb+0x133/0x2d0 net/mac80211/status.c:1131 ieee80211_handle_queued_frames+0xf1/0x130 net/mac80211/main.c:443 tasklet_action_common+0x24c/0x3e0 kernel/softirq.c:784 handle_softirqs+0x213/0x8f0 kernel/softirq.c:554 do_softirq kernel/softirq.c:455 [inline] do_softirq+0xb2/0xf0 kernel/softirq.c:442 </IRQ> <TASK> __local_bh_enable_ip+0x100/0x120 kernel/softirq.c:382 local_bh_enable include/linux/bottom_half.h:33 [inline] netif_rx net/core/dev.c:5251 [inline] netif_rx+0x93/0xb0 net/core/dev.c:5240 macvlan_broadcast+0x37d/0x680 drivers/net/macvlan.c:290 macvlan_multicast_rx drivers/net/macvlan.c:302 [inline] macvlan_multicast_rx+0xd6/0x100 drivers/net/macvlan.c:296 macvlan_process_broadcast+0x225/0x690 drivers/net/macvlan.c:338 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 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 </TASK> --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
