Hello,
syzbot found the following issue on:
HEAD commit: 42616e0f09fb Linux 6.1.15
git tree: linux-6.1.y
console output:
https://syzkaller.appspot.com/x/log.txt?x=17fc3614c80000
kernel config:
https://syzkaller.appspot.com/x/.config?x=690b9ff41783cd73
dashboard link:
https://syzkaller.appspot.com/bug?extid=a171518375d8f4311bc4
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image:
https://storage.googleapis.com/syzbot-assets/db869f2ed2bd/disk-42616e0f.raw.xz
vmlinux:
https://storage.googleapis.com/syzbot-assets/37951bbe5829/vmlinux-42616e0f.xz
kernel image:
https://storage.googleapis.com/syzbot-assets/23aa1a75ce0f/bzImage-42616e0f.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by:
syzbot+a17151...@syzkaller.appspotmail.com
------------[ cut here ]------------
wlan0: Failed check-sdata-in-driver check, flags: 0x0
WARNING: CPU: 1 PID: 15329 at net/mac80211/main.c:235 ieee80211_bss_info_change_notify+0x56f/0x790 net/mac80211/main.c:235
Modules linked in:
CPU: 1 PID: 15329 Comm: syz-executor.3 Not tainted 6.1.15-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:ieee80211_bss_info_change_notify+0x56f/0x790 net/mac80211/main.c:235
Code: 87 a6 e7 f7 49 8b 86 08 09 00 00 49 81 c6 28 09 00 00 48 85 c0 4c 0f 45 f0 48 c7 c7 00 8e fb 8b 4c 89 f6 89 ea e8 c1 fd 59 f7 <0f> 0b e9 30 fb ff ff e8 85 9b 91 f7 0f 0b e9 7f fd ff ff e8 79 9b
RSP: 0018:ffffc90006447230 EFLAGS: 00010246
RAX: eca64b9d08975900 RBX: 0000000000000a00 RCX: 0000000000040000
RDX: ffffc900068e9000 RSI: 0000000000005c9c RDI: 0000000000005c9d
RBP: 0000000000000000 R08: ffffffff816dec4c R09: fffff52000c88e01
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888077a3e6d0
R13: ffff888028170de0 R14: ffff888077a3c000 R15: dffffc0000000000
FS: 00007fcf6d046700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3a6babf84 CR3: 000000007cccb000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
ieee80211_ibss_disconnect+0x578/0x6e0 net/mac80211/ibss.c:723
ieee80211_ibss_leave+0x21/0x130 net/mac80211/ibss.c:1868
rdev_leave_ibss net/wireless/rdev-ops.h:557 [inline]
__cfg80211_leave_ibss+0x24a/0x530 net/wireless/ibss.c:211
cfg80211_leave_ibss+0x5b/0x70 net/wireless/ibss.c:229
cfg80211_change_iface+0x55d/0x11f0 net/wireless/util.c:1056
nl80211_set_interface+0x5fa/0x870 net/wireless/nl80211.c:4169
genl_family_rcv_msg_doit net/netlink/genetlink.c:756 [inline]
genl_family_rcv_msg net/netlink/genetlink.c:833 [inline]
genl_rcv_msg+0xc1a/0xf70 net/netlink/genetlink.c:850
netlink_rcv_skb+0x1cd/0x410 net/netlink/af_netlink.c:2550
genl_rcv+0x24/0x40 net/netlink/genetlink.c:861
netlink_unicast_kernel net/netlink/af_netlink.c:1328 [inline]
netlink_unicast+0x7bf/0x990 net/netlink/af_netlink.c:1354
netlink_sendmsg+0x9fe/0xd10 net/netlink/af_netlink.c:1931
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg net/socket.c:734 [inline]
____sys_sendmsg+0x59e/0x8f0 net/socket.c:2485
___sys_sendmsg net/socket.c:2539 [inline]
__sys_sendmsg+0x2a9/0x390 net/socket.c:2568
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fcf6c28c0f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fcf6d046168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fcf6c3abf80 RCX: 00007fcf6c28c0f9
RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003
RBP: 00007fcf6c2e7ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff6a4a008f R14: 00007fcf6d046300 R15: 0000000000022000
</TASK>
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