Hello,
syzbot found the following issue on:
HEAD commit: c16c81c81336 Linux 5.15.178
git tree: linux-5.15.y
console output:
https://syzkaller.appspot.com/x/log.txt?x=12953fdf980000
kernel config:
https://syzkaller.appspot.com/x/.config?x=d302c69e93fb6774
dashboard link:
https://syzkaller.appspot.com/bug?extid=71309069d4a84523ff89
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image:
https://storage.googleapis.com/syzbot-assets/267e46ee7273/disk-c16c81c8.raw.xz
vmlinux:
https://storage.googleapis.com/syzbot-assets/944e289206cf/vmlinux-c16c81c8.xz
kernel image:
https://storage.googleapis.com/syzbot-assets/f8cadf62458e/bzImage-c16c81c8.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by:
syzbot+713090...@syzkaller.appspotmail.com
------------[ cut here ]------------
WARNING: CPU: 1 PID: 12633 at include/net/mac80211.h:6309 minstrel_ht_update_caps+0x44f/0x1760 net/mac80211/rc80211_minstrel_ht.c:1613
Modules linked in:
CPU: 1 PID: 12633 Comm: syz.0.2128 Not tainted 5.15.178-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:rate_lowest_index include/net/mac80211.h:6309 [inline]
RIP: 0010:minstrel_ht_update_caps+0x44f/0x1760 net/mac80211/rc80211_minstrel_ht.c:1613
Code: 97 c8 97 f7 eb 26 e8 90 c8 97 f7 49 c1 fe 38 49 bf 00 00 00 00 00 fc ff df eb 14 e8 7b c8 97 f7 49 bf 00 00 00 00 00 fc ff df <0f> 0b 45 31 f6 4c 8b 6c 24 20 4b 8d 2c 76 49 8d 5c ad 00 48 89 d8
RSP: 0018:ffffc9000307ef70 EFLAGS: 00010283
RAX: ffffffff89e8bd15 RBX: 000000000000000c RCX: 0000000000080000
RDX: ffffc90003be3000 RSI: 0000000000000406 RDI: 0000000000000407
RBP: 0000000000000000 R08: ffffffff89e8bc29 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888079b9b360
R13: 1ffff1100f37366c R14: 0b00000000000000 R15: dffffc0000000000
FS: 00007f98f63266c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3458aa CR3: 00000000604ff000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
rate_control_rate_init+0x348/0x590 net/mac80211/rate.c:62
sta_apply_auth_flags+0x1b6/0x410 net/mac80211/cfg.c:1378
sta_apply_parameters+0x152c/0x1d00 net/mac80211/cfg.c:1705
ieee80211_add_station+0x2ba/0x4b0 net/mac80211/cfg.c:1749
rdev_add_station+0xfc/0x260 net/wireless/rdev-ops.h:190
nl80211_new_station+0x1542/0x1b10 net/wireless/nl80211.c:6784
genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline]
genl_family_rcv_msg net/netlink/genetlink.c:775 [inline]
genl_rcv_msg+0xfbd/0x14a0 net/netlink/genetlink.c:792
netlink_rcv_skb+0x1cf/0x410 net/netlink/af_netlink.c:2489
genl_rcv+0x24/0x40 net/netlink/genetlink.c:803
netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline]
netlink_unicast+0x7b6/0x980 net/netlink/af_netlink.c:1337
netlink_sendmsg+0xa30/0xd60 net/netlink/af_netlink.c:1905
sock_sendmsg_nosec net/socket.c:704 [inline]
__sock_sendmsg net/socket.c:716 [inline]
____sys_sendmsg+0x59e/0x8f0 net/socket.c:2436
___sys_sendmsg+0x252/0x2e0 net/socket.c:2490
__sys_sendmsg net/socket.c:2519 [inline]
__do_sys_sendmsg net/socket.c:2528 [inline]
__se_sys_sendmsg+0x19a/0x260 net/socket.c:2526
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f98f84bd169
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f98f6326038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f98f86d5fa0 RCX: 00007f98f84bd169
RDX: 0000000000000000 RSI: 0000400000001080 RDI: 0000000000000005
RBP: 00007f98f853e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f98f86d5fa0 R15: 00007fffe85d3f18
</TASK>
---
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