syzbot


WARNING in ieee80211_bss_info_change_notify

Status: upstream: reported C repro on 2020/10/02 15:39
Reported-by: syzbot+09d1cd2f71e6dd3bfd2c@syzkaller.appspotmail.com
First crash: 856d, last: 1h29m

Cause bisection: introduced by (bisect log) :
commit 135f971181d779c96ff3725c1a350a721785cc66
Author: Alex Deucher <alexander.deucher@amd.com>
Date: Mon Nov 20 22:49:53 2017 +0000

  drm/amdgpu: don't skip attributes when powerplay is enabled

Crash: unregister_netdevice: waiting for DEV to become free (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in ieee80211_bss_info_change_notify C 521 5d20h 856d 0/1 upstream: reported C repro on 2020/10/02 07:16

Sample crash report:
------------[ cut here ]------------
wlan0: Failed check-sdata-in-driver check, flags: 0x0
WARNING: CPU: 0 PID: 5060 at net/mac80211/main.c:235 ieee80211_bss_info_change_notify+0x3f9/0x470 net/mac80211/main.c:235
Modules linked in:
CPU: 0 PID: 5060 Comm: syz-executor121 Not tainted 6.2.0-rc4-syzkaller-00067-g7287904c8771 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:ieee80211_bss_info_change_notify+0x3f9/0x470 net/mac80211/main.c:235
Code: a9 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 60 2a 46 8c 4c 89 f6 89 da 31 c0 e8 87 f8 18 f7 <0f> 0b e9 a4 fc ff ff e8 7b a6 52 f7 0f 0b e9 98 fc ff ff 44 89 e1
RSP: 0018:ffffc90003cdf208 EFLAGS: 00010246
RAX: 24009aa3669feb00 RBX: 0000000000000000 RCX: ffff8880200e1d40
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff888027978de0 R08: ffffffff8170a02d R09: ffffed1017304f5b
R10: ffffed1017304f5b R11: 1ffff11017304f5a R12: ffff8880228e66d0
R13: 0000000000000a00 R14: ffff8880228e4000 R15: dffffc0000000000
FS:  0000555556e90300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc51b9cff8 CR3: 000000007b86c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ieee80211_ibss_disconnect+0x5c5/0x880 net/mac80211/ibss.c:723
 ieee80211_ibss_leave+0x2a/0x130 net/mac80211/ibss.c:1868
 rdev_leave_ibss net/wireless/rdev-ops.h:557 [inline]
 __cfg80211_leave_ibss+0x11c/0x200 net/wireless/ibss.c:211
 cfg80211_leave_ibss+0x5b/0x70 net/wireless/ibss.c:229
 cfg80211_change_iface+0x434/0xaf0 net/wireless/util.c:1058
 nl80211_set_interface+0x5ed/0x870 net/wireless/nl80211.c:4169
 genl_family_rcv_msg_doit net/netlink/genetlink.c:968 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:1048 [inline]
 genl_rcv_msg+0xbe9/0xf40 net/netlink/genetlink.c:1065
 netlink_rcv_skb+0x1f0/0x470 net/netlink/af_netlink.c:2564
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:1076
 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline]
 netlink_unicast+0x7e7/0x9c0 net/netlink/af_netlink.c:1356
 netlink_sendmsg+0x9b3/0xcd0 net/netlink/af_netlink.c:1932
 sock_sendmsg_nosec net/socket.c:714 [inline]
 sock_sendmsg net/socket.c:734 [inline]
 ____sys_sendmsg+0x597/0x8e0 net/socket.c:2476
 ___sys_sendmsg net/socket.c:2530 [inline]
 __sys_sendmsg+0x28e/0x390 net/socket.c:2559
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd44d228a29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc51b9e088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fd44d2a23a0 RCX: 00007fd44d228a29
RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000c00000001 R09: 0000000c00000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031
R13: 00007ffc51b9e0d0 R14: 00007ffc51b9e0ba R15: 00007fd44d2a2410
 </TASK>

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-upstream-kasan-gce-smack-root 2021/01/15 17:00 upstream 5ee88057889b c090b4da .config console log report syz C
* Struck through repros no longer work on HEAD.
Crashes (3362):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-upstream-kasan-gce-smack-root 2023/01/19 10:09 upstream 7287904c8771 42660d9e .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2023/01/12 20:40 upstream e8f60cd7db24 96166539 .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/12/11 18:55 upstream 4cee37b3a4e6 67be1ae7 .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/11/11 04:03 upstream 1767a722a708 3ead01ad .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2022/11/03 05:03 upstream b229b6ca5abb 08977f5d .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/10/24 19:56 upstream 247f34f7b803 ff2fe65d .config strace log report syz C [disk image] [vmlinux] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/05/26 03:20 upstream a050a6d2b7e8 93d3a9f6 .config console log report syz C WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/04/04 02:20 upstream 57fbdb15ec42 6a81331a .config console log report syz C WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/03/24 11:01 upstream 7acac4b3196c e613994b .config console log report syz C WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/02/04 16:17 upstream 61556703b610 42b90a7c .config console log report syz C WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/02/04 01:52 upstream 3afe9076a7c1 624dad51 .config console log report syz C WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/01/31 18:02 upstream 6642d600b541 fc9fd31e .config console log report syz C WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2022/12/11 10:06 net 01de1123322e 67be1ae7 .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2022/10/24 15:44 net 0bda03623e6b 23bf86af .config strace log report syz C [disk image] [vmlinux] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/12/11 10:37 net-next dd8b3a802b64 67be1ae7 .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/12/04 05:21 linux-next 9e46a7996732 e080de16 .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-gce-arm64 2022/12/11 10:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 67be1ae7 .config console log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2020/12/10 11:28 upstream a68a0262abda c090b4da .config console log report syz C
ci-upstream-kasan-gce-smack-root 2020/12/10 10:54 upstream a68a0262abda c090b4da .config console log report syz C
ci-upstream-kasan-gce-smack-root 2020/10/02 10:15 upstream fcadab740480 9602ddf4 .config console log report syz C
ci-upstream-kasan-gce-selinux-root 2023/02/05 23:05 upstream 837c07cf68fe be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/02/05 21:51 upstream 837c07cf68fe be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-selinux-root 2023/02/05 18:15 upstream 837c07cf68fe be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2023/02/05 16:34 upstream 837c07cf68fe be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2023/02/05 07:24 upstream 95078069c1e7 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/02/05 05:12 upstream 95078069c1e7 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2023/02/05 03:43 upstream 95078069c1e7 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2023/02/04 16:12 upstream 0136d86b7852 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/02/04 14:15 upstream 0136d86b7852 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2023/02/04 11:32 upstream 0136d86b7852 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream 2023/02/04 09:06 upstream 0136d86b7852 1b2f701a .config console log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2023/02/04 06:53 upstream 7b753a909f42 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-selinux-root 2023/02/03 18:59 upstream 66a87fff1a87 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream 2023/02/03 06:22 upstream 66a87fff1a87 33fc5c09 .config console log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/02/02 23:54 upstream 9f266ccaa2f5 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/02/02 08:06 upstream 9f266ccaa2f5 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream 2023/02/02 01:10 upstream 9f266ccaa2f5 7374c4e5 .config console log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2023/02/01 14:24 upstream c0b67534c95c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/05 20:26 upstream 837c07cf68fe be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream-386 2023/02/05 12:09 upstream 837c07cf68fe be607b78 .config console log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/05 08:44 upstream 95078069c1e7 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/05 06:19 upstream 95078069c1e7 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream-386 2023/02/04 21:51 upstream db27c22251e7 be607b78 .config console log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/04 17:31 upstream 0136d86b7852 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/04 10:15 upstream 0136d86b7852 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/04 02:07 upstream 7b753a909f42 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/02 19:49 upstream 9f266ccaa2f5 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/02 17:54 upstream 9f266ccaa2f5 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/02 15:32 upstream 9f266ccaa2f5 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/02 09:17 upstream 9f266ccaa2f5 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/02 04:19 upstream 9f266ccaa2f5 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2023/02/01 18:02 upstream c0b67534c95c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2023/02/05 21:53 net a05e7a67986c be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2023/02/04 05:51 net cbe83191d40d 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2023/02/02 21:56 net 329c9cd769c2 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2023/02/02 13:05 net 99f1c46011cc 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2023/02/01 11:17 net 8f35ae17ef56 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2023/02/05 10:21 net-next 042b7858d50f be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2023/02/05 01:54 net-next 042b7858d50f be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2023/02/04 15:31 net-next 042b7858d50f be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2023/02/03 15:37 net-next 8065c0e13f98 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2023/02/03 04:02 net-next 8b6f322e47ba 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2023/02/02 02:42 net-next dd25cfab16e6 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/02/04 20:48 linux-next 4fafd96910ad be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/02/04 19:37 linux-next 4fafd96910ad be607b78 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/02/03 16:53 linux-next 4fafd96910ad 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/02/03 12:41 linux-next 4fafd96910ad 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/02/03 05:06 linux-next ea4dabbb4ad7 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/02/02 18:45 linux-next ea4dabbb4ad7 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/02/02 10:36 linux-next ea4dabbb4ad7 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-gce-arm64 2023/02/03 22:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-gce-arm64 2023/02/03 01:54 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-gce-arm64 2023/02/01 22:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/01/16 00:34 upstream f4e087c666f5 65a7a854 .config console log report info
ci-upstream-kasan-gce-smack-root 2020/10/02 06:57 upstream fcadab740480 9602ddf4 .config console log report info
* Struck through repros no longer work on HEAD.