syzbot


WARNING in ieee80211_probe_client

Status: auto-obsoleted due to no activity on 2023/11/24 15:57
Reported-by: syzbot+cab91082f3f67536d48a@syzkaller.appspotmail.com
First crash: 311d, last: 311d
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 WARNING in ieee80211_probe_client origin:lts-only C inconclusive 153 25d 191d 0/3 upstream: reported C repro on 2023/12/13 23:00
upstream WARNING in ieee80211_probe_client wireless C done error 124 285d 1355d 23/27 fixed on 2023/10/12 12:48
linux-4.14 WARNING in ieee80211_probe_client C 3 490d 1336d 0/1 upstream: reported C repro on 2020/10/25 13:44
linux-4.19 WARNING in ieee80211_probe_client C error 18 478d 1308d 0/1 upstream: reported C repro on 2020/11/22 04:36

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2024 at net/mac80211/cfg.c:3995 ieee80211_probe_client+0x54c/0x6a8
Modules linked in:
CPU: 1 PID: 2024 Comm: syz-executor.3 Not tainted 6.1.45-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : ieee80211_probe_client+0x54c/0x6a8
lr : ieee80211_probe_client+0x548/0x6a8 net/mac80211/cfg.c:3995
sp : ffff800021987150
x29: ffff800021987180 x28: ffff0000d13f8e00 x27: ffff800021987260
x26: ffff0000d13faa40 x25: 0000000000000000 x24: ffff0000d1602420
x23: ffff0000f83baad0 x22: ffff0000f83b8000 x21: dfff800000000000
x20: 00000000ffffffea x19: ffff0000f83b9590 x18: ffff800021986c80
x17: 00000000ffff0000 x16: ffff8000084fce08 x15: 0000000000023910
x14: 1ffff00002b140b0 x13: dfff800000000000 x12: 0000000000040000
x11: 000000000000150a x10: ffff8000286ce000 x9 : ffff800011a1e4a0
x8 : 000000000000150b x7 : ffff800011a24284 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 ieee80211_probe_client+0x54c/0x6a8
 rdev_probe_client net/wireless/rdev-ops.h:934 [inline]
 nl80211_probe_client+0x360/0x8b4 net/wireless/nl80211.c:13891
 genl_family_rcv_msg_doit net/netlink/genetlink.c:756 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline]
 genl_rcv_msg+0x948/0xc2c net/netlink/genetlink.c:850
 netlink_rcv_skb+0x20c/0x3b8 net/netlink/af_netlink.c:2525
 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861
 netlink_unicast_kernel net/netlink/af_netlink.c:1328 [inline]
 netlink_unicast+0x660/0x8d4 net/netlink/af_netlink.c:1354
 netlink_sendmsg+0x834/0xb18 net/netlink/af_netlink.c:1903
 sock_sendmsg_nosec net/socket.c:716 [inline]
 sock_sendmsg net/socket.c:736 [inline]
 ____sys_sendmsg+0x558/0x844 net/socket.c:2482
 ___sys_sendmsg net/socket.c:2536 [inline]
 __sys_sendmsg+0x26c/0x33c net/socket.c:2565
 __do_sys_sendmsg net/socket.c:2574 [inline]
 __se_sys_sendmsg net/socket.c:2572 [inline]
 __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2572
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
irq event stamp: 1728
hardirqs last  enabled at (1727): [<ffff8000121f7464>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (1727): [<ffff8000121f7464>] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194
hardirqs last disabled at (1728): [<ffff800012112c3c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (1716): [<ffff800010406040>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (1710): [<ffff80001040600c>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/08/16 15:56 linux-6.1.y 1321ab403b38 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_probe_client
* Struck through repros no longer work on HEAD.