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: 603d, last: 8h33m

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 421 1d16h 603d 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
Crashes (897):
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-smack-root 2022/05/28 14:52 upstream 9d004b2f4fea a46af346 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/28 12:53 upstream 9d004b2f4fea a46af346 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/27 10:09 upstream 7e284070abe5 116e7a7b .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/26 23:04 upstream babf0bb978e3 3037caa9 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/26 20:37 upstream babf0bb978e3 3037caa9 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/26 02:00 upstream 7e062cda7d90 3037caa9 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/25 14:16 upstream fdaf9a5840ac 647c0e27 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/25 12:57 upstream fdaf9a5840ac 647c0e27 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/25 01:32 upstream aa051d36ce4a 647c0e27 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/24 01:52 upstream 1e57930e9f40 e7f9308d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/24 00:08 upstream 1e57930e9f40 e7f9308d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/23 12:24 upstream 4b0986a3613c 4c7657cb .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/23 03:09 upstream 4b0986a3613c 7268fa62 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/21 07:41 upstream 3b5e1590a267 7268fa62 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/20 17:57 upstream 3d7285a335ed bd37ad7e .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/20 14:00 upstream 3d7285a335ed cb1ac2e7 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/19 08:20 upstream f993aed406ea 50c53f39 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/16 13:13 upstream 42226c989789 744a39e2 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/16 11:30 upstream 42226c989789 744a39e2 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/15 21:19 upstream bc403203d65a 744a39e2 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/14 20:44 upstream 2fe1020d73ca 744a39e2 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/14 08:16 upstream ec7f49619d8e 744a39e2 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/14 02:49 upstream ec7f49619d8e 107f6434 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/14 01:29 upstream ec7f49619d8e 107f6434 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/13 13:15 upstream f3f19f939c11 107f6434 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/13 11:36 upstream f3f19f939c11 107f6434 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/13 10:15 upstream f3f19f939c11 9ad6612a .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/12 19:38 upstream 0ac824f379fb 9ad6612a .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/12 15:28 upstream feb9c5e19e91 9ad6612a .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/11 14:20 upstream feb9c5e19e91 beb0b407 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/10 12:20 upstream 9be9ed2612b5 8b277b8e .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/09 19:00 upstream 9be9ed2612b5 8b277b8e .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/09 00:44 upstream c5eb0a61238d e60b1103 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/05 04:05 upstream a7391ad35724 dc9e5259 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/04 09:50 upstream 107c948d1d3e dc9e5259 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/04 04:28 upstream 107c948d1d3e dc9e5259 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/03 15:54 upstream 9050ba3a61a4 dc9e5259 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/02 22:00 upstream 9050ba3a61a4 2df221f6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/01 12:31 upstream 57ae8a492116 2df221f6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/05/01 09:31 upstream 57ae8a492116 2df221f6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/30 23:43 upstream 57ae8a492116 2df221f6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/30 08:51 upstream 8013d1d3d2e3 ad6b95d8 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/30 04:58 upstream 8013d1d3d2e3 ad6b95d8 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/28 16:29 upstream 8f4dd16603ce e9076525 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/28 00:34 upstream 8f4dd16603ce 8a1f1f07 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/26 08:40 upstream d615b5416f8a 1fa34c1b .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/26 07:32 upstream d615b5416f8a 1fa34c1b .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/25 07:35 upstream af2d861d4cd2 c889aef9 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/25 01:07 upstream 5206548f6e67 131df97d .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/22 13:00 upstream d569e86915b7 2738b391 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/21 23:48 upstream 59f0c2447e25 2738b391 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/21 16:44 upstream b253435746d9 2738b391 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/21 15:39 upstream b253435746d9 2738b391 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/21 03:49 upstream b253435746d9 d4befee1 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/18 05:02 upstream b2d229d4ddb1 8bcc32a6 .config log report info WARNING in ieee80211_bss_info_change_notify
ci-upstream-kasan-gce-smack-root 2022/04/18 01:24 upstream b2d229d4ddb1 8bcc32a6 .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