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charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 9b2ffa6148b1 Merge tag 'mtd/fixes-for-6.13-rc5' of git://g.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=172402c4580000 kernel config: https://syzkaller.appspot.com/x/.config?x=c078001e66e4a17e dashboard link: https://syzkaller.appspot.com/bug?extid=0c5d8e65f23569a8ffec 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=17aa690f980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=155ce2f8580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/c1d66e09941d/disk-9b2ffa61.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/8aa24ea0a81d/vmlinux-9b2ffa61.xz kernel image: https://storage.googleapis.com/syzbot-assets/0d9c0b1e880a/bzImage-9b2ffa61.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+0c5d8e65f23569a8ffec@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 0 PID: 52 at net/mac80211/link.c:504 ieee80211_set_active_links+0x7ba/0x9c0 net/mac80211/link.c:504 Modules linked in: CPU: 0 UID: 0 PID: 52 Comm: kworker/u8:3 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:ieee80211_set_active_links+0x7ba/0x9c0 net/mac80211/link.c:504 Code: 94 c4 31 ff 44 89 e6 e8 f4 b5 04 f7 45 84 e4 0f 84 81 fc ff ff e8 06 b4 04 f7 e8 21 46 77 f6 e9 72 fc ff ff e8 f7 b3 04 f7 90 <0f> 0b 90 b8 ea ff ff ff e9 74 fa ff ff e8 e4 b3 04 f7 e8 bf 7f ea RSP: 0018:ffffc90000bd7b78 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880276ce9d0 RCX: ffffffff8a949444 RDX: ffff8880206b9e00 RSI: ffffffff8a949b59 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000003 R12: ffffffff901d16d4 R13: 0000000000000001 R14: ffff8880277f8e40 R15: ffff8880276cd720 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005556f9227000 CR3: 00000000757fe000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_if_parse_active_links+0xa4/0x110 net/mac80211/debugfs_netdev.c:733 wiphy_locked_debugfs_write_work+0xe3/0x1c0 net/wireless/debugfs.c:215 cfg80211_wiphy_work+0x3de/0x560 net/wireless/core.c:440 process_one_work+0x958/0x1b30 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 --- 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@googlegroups.com. 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 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. 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