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: 734d, last: 7h06m

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 478 7h23m 734d 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: 0x4
WARNING: CPU: 0 PID: 8450 at net/mac80211/driver-ops.h:172 drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline]
WARNING: CPU: 0 PID: 8450 at net/mac80211/driver-ops.h:172 ieee80211_bss_info_change_notify+0x2f9/0x3a0 net/mac80211/main.c:210
Modules linked in:
CPU: 0 PID: 8450 Comm: syz-executor626 Not tainted 5.13.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline]
RIP: 0010:ieee80211_bss_info_change_notify+0x2f9/0x3a0 net/mac80211/main.c:210
Code: 7b f8 49 8b 87 40 06 00 00 49 81 c7 60 06 00 00 48 85 c0 4c 0f 45 f8 48 c7 c7 00 50 75 8b 4c 89 fe 89 ea 31 c0 e8 e7 a9 ff f7 <0f> 0b e9 f3 fe ff ff e8 ab 5f 33 f8 0f 0b e9 e7 fe ff ff 44 89 e1
RSP: 0018:ffffc900016bf380 EFLAGS: 00010246
RAX: ec05f25647776500 RBX: 1ffff1100468b3c3 RCX: ffff88801d761c40
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000004 R08: ffffffff81655222 R09: ffffed1017345f90
R10: ffffed1017345f90 R11: 0000000000000000 R12: ffff888023459e18
R13: 0000000002000000 R14: dffffc0000000000 R15: ffff888023458000
FS:  0000000001aac300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005608b94e6160 CR3: 0000000019b7c000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ieee80211_set_mcast_rate+0x38/0x40 net/mac80211/cfg.c:2544
 rdev_set_mcast_rate net/wireless/rdev-ops.h:1202 [inline]
 nl80211_set_mcast_rate+0x269/0x330 net/wireless/nl80211.c:10431
 genl_family_rcv_msg_doit net/netlink/genetlink.c:739 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
 genl_rcv_msg+0xfb4/0x13c0 net/netlink/genetlink.c:800
 netlink_rcv_skb+0x1f0/0x460 net/netlink/af_netlink.c:2502
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811
 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]
 netlink_unicast+0x7de/0x9b0 net/netlink/af_netlink.c:1338
 netlink_sendmsg+0xaa6/0xe90 net/netlink/af_netlink.c:1927
 sock_sendmsg_nosec net/socket.c:654 [inline]
 sock_sendmsg net/socket.c:674 [inline]
 ____sys_sendmsg+0x5a2/0x900 net/socket.c:2350
 ___sys_sendmsg net/socket.c:2404 [inline]
 __sys_sendmsg+0x319/0x400 net/socket.c:2433
 do_syscall_64+0x3f/0xb0 arch/x86/entry/common.c:47
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x440f59
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:00007fff448a6e38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000440f59
RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000c00000000 R09: 0000000c00000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031
R13: 00007fff448a6ea0 R14: 00007fff448a6e90 R15: 00000000004b7410

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/01/15 17:00 upstream 5ee88057889b c090b4da .config log report syz C
* Struck through repros no longer work on HEAD.
Crashes (1188):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/05/26 03:20 upstream a050a6d2b7e8 93d3a9f6 .config 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 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 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 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 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 log report syz C WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2020/12/10 11:28 upstream a68a0262abda c090b4da .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/12/10 10:54 upstream a68a0262abda c090b4da .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/10/02 10:15 upstream fcadab740480 9602ddf4 .config log report syz C
ci-upstream-kasan-gce 2022/08/17 08:56 upstream 7ebfc85e2cd7 4e72d229 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/17 02:07 upstream 7ebfc85e2cd7 7a7cb304 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/08/16 15:00 upstream 7ebfc85e2cd7 7a7cb304 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2022/08/16 07:58 upstream 7ebfc85e2cd7 7a7cb304 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/08/15 14:55 upstream 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-root 2022/08/15 10:46 upstream 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream 2022/08/14 13:40 upstream aea23e7c464b 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/08/14 12:21 upstream 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream 2022/08/14 00:00 upstream f6eb0fed6a39 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/08/13 10:42 upstream 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/08/13 02:57 upstream 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/08/12 07:53 upstream 7ebfc85e2cd7 402cd70d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-selinux-root 2022/08/12 06:48 upstream 7ebfc85e2cd7 402cd70d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce 2022/08/12 05:39 upstream 7ebfc85e2cd7 402cd70d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-selinux-root 2022/08/11 22:53 upstream 7ebfc85e2cd7 787ed7e0 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/11 15:40 upstream 200e340f2196 787ed7e0 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/11 13:20 upstream 200e340f2196 787ed7e0 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/09 03:00 upstream 200e340f2196 da700653 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/06 19:37 upstream 200e340f2196 88e3a122 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/05 20:59 upstream 200e340f2196 e853abd9 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/05 18:27 upstream 200e340f2196 e853abd9 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/03 23:45 upstream 200e340f2196 1c9013ac .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/03 10:18 upstream e2b542100719 1c9013ac .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/03 07:20 upstream e2b542100719 1c9013ac .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/08/02 16:09 upstream 9de1f9c8ca51 1c9013ac .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2022/08/17 12:05 upstream 7ebfc85e2cd7 4e72d229 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2022/08/17 05:54 upstream 7ebfc85e2cd7 4e72d229 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream-386 2022/08/14 04:39 upstream f6eb0fed6a39 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-386 2022/08/13 08:26 upstream 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-qemu-upstream-386 2022/08/12 22:59 upstream c3adefb5baf3 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2022/08/14 13:35 net 777885673122 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-this-kasan-gce 2022/08/09 09:12 net b8c3bf0ed2ed da700653 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/10/06 16:41 net-next 0326074ff465 131b38ac .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/09/01 21:48 net-next 2af39b996485 86c46e46 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/08/19 05:11 net-next e34cfee65ec8 26a13b38 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/08/17 23:25 net-next 52327d2e3996 4e72d229 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/08/17 03:21 net-next 7ebfc85e2cd7 4e72d229 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/08/17 00:11 net-next 7ebfc85e2cd7 7a7cb304 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/08/13 21:50 net-next 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/08/13 16:47 net-next 7ebfc85e2cd7 8dfcaa3d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-net-kasan-gce 2022/08/12 20:30 net-next 7ebfc85e2cd7 402cd70d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/16 10:07 linux-next 6c8f479764eb 7a7cb304 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/12 05:21 linux-next 6c8f479764eb 402cd70d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/11 00:45 linux-next 6c8f479764eb a6201f11 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/10 18:40 linux-next 6c8f479764eb a6201f11 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/10 16:29 linux-next 6c8f479764eb a6201f11 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/09 21:21 linux-next 6c8f479764eb c2a623d6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/09 17:41 linux-next 6c8f479764eb c2a623d6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/09 16:39 linux-next 6c8f479764eb c2a623d6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/09 10:30 linux-next 6c8f479764eb da700653 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/09 06:30 linux-next 6c8f479764eb da700653 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/09 01:48 linux-next ca688bff68bc da700653 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/08 09:19 linux-next ca688bff68bc 88e3a122 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/06 17:59 linux-next cb71b93c2dc3 88e3a122 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/06 14:58 linux-next cb71b93c2dc3 88e3a122 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/02 18:34 linux-next cb71b93c2dc3 1c9013ac .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2022/08/02 17:42 linux-next cb71b93c2dc3 1c9013ac .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-gce-arm64 2022/09/13 09:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a6b443748715 a08652b0 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2021/01/16 00:34 upstream f4e087c666f5 65a7a854 .config log report info
ci-upstream-kasan-gce-smack-root 2020/10/02 06:57 upstream fcadab740480 9602ddf4 .config log report info
* Struck through repros no longer work on HEAD.