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WARNING in ieee80211_rx_napi

Status: upstream: reported syz repro on 2020/09/24 04:31
Reported-by: syzbot+f78c3bd6c9e1bafbc879@syzkaller.appspotmail.com
First crash: 1549d, last: 1486d
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in ieee80211_rx_napi syz 663 658d 1548d 0/1 upstream: reported syz repro on 2020/09/25 21:56
▶ ▼ Last patch testing requests (4)
Created Duration User Patch Repo Result
2023/02/05 22:32 9m retest repro linux-4.14.y report log
2023/02/05 21:32 11m retest repro linux-4.14.y report log
2022/09/15 08:29 14m retest repro linux-4.14.y report log
2022/09/15 07:29 11m retest repro linux-4.14.y report log

Sample crash report:
IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
------------[ cut here ]------------
WARNING: CPU: 1 PID: 17 at net/mac80211/rx.c:4321 ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 17 Comm: ksoftirqd/1 Not tainted 4.14.203-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x283 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x4b kernel/panic.c:547
 report_bug+0x208/0x249 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
ieee80211 phy17: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static)
RIP: 0010:ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321
RSP: 0018:ffff8880b54a7be8 EFLAGS: 00010206
RAX: ffff8880b548e480 RBX: 0000000000000000 RCX: 1ffff11016a94f8a
ieee80211 phy17: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static)
RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff88809bd91efc
RBP: ffff88809bd913c0 R08: ffffffff8b9af910 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809bd93260
R13: ffff8880a38b47c0 R14: ffff88809bd91fc0 R15: ffff88809bd919a0
ieee80211 phy17: mac80211_hwsim_bss_info_changed(changed=0x4000 vif->addr=02:00:00:00:11:00)
ieee80211 phy17: mac80211_hwsim_conf_tx (queue=0 txop=0 cw_min=15 cw_max=1023 aifs=2)
ieee80211 phy17: mac80211_hwsim_conf_tx (queue=1 txop=0 cw_min=15 cw_max=1023 aifs=2)
ieee80211 phy17: mac80211_hwsim_conf_tx (queue=2 txop=0 cw_min=15 cw_max=1023 aifs=2)
ieee80211 phy17: mac80211_hwsim_conf_tx (queue=3 txop=0 cw_min=15 cw_max=1023 aifs=2)
 ieee80211_rx include/net/mac80211.h:4026 [inline]
 ieee80211_tasklet_handler+0x90/0xf0 net/mac80211/main.c:228
ieee80211 phy17: mac80211_hwsim_bss_info_changed(changed=0x2000 vif->addr=02:00:00:00:11:00)
 tasklet_action+0x195/0x340 kernel/softirq.c:513
ieee80211 phy17: mac80211_hwsim_bss_info_changed(changed=0x8bfe vif->addr=02:00:00:00:11:00)
 __do_softirq+0x254/0xa1d kernel/softirq.c:288
 run_ksoftirqd+0x50/0x1a0 kernel/softirq.c:670
 smpboot_thread_fn+0x5c1/0x920 kernel/smpboot.c:164
ieee80211 phy17: mac80211_hwsim_bss_info_changed: BSSID changed: 50:50:50:50:50:50
 kthread+0x30d/0x420 kernel/kthread.c:232
ieee80211 phy17:   BCN EN: 1 (BI=100)
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
ieee80211 phy17:   ERP_CTS_PROT: 0
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (85):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/04 12:54 linux-4.14.y 2b7915014161 cba33199 .config console log report syz ci2-linux-4-14
2020/10/07 01:18 linux-4.14.y cbfa1702aaf6 1880b4a9 .config console log report syz ci2-linux-4-14
2020/11/26 05:38 linux-4.14.y 87335852c5d9 2f1cec62 .config console log report info ci2-linux-4-14
2020/11/26 04:33 linux-4.14.y 87335852c5d9 2f1cec62 .config console log report info ci2-linux-4-14
2020/11/25 17:46 linux-4.14.y 87335852c5d9 3f581b43 .config console log report info ci2-linux-4-14
2020/11/24 16:35 linux-4.14.y 87335852c5d9 e34b696c .config console log report info ci2-linux-4-14
2020/11/24 14:16 linux-4.14.y 87335852c5d9 1ab681a4 .config console log report info ci2-linux-4-14
2020/11/24 03:35 linux-4.14.y 0df445b0f0da 1ab681a4 .config console log report info ci2-linux-4-14
2020/11/20 15:44 linux-4.14.y 8961076ed318 0767f13f .config console log report info ci2-linux-4-14
2020/11/17 00:51 linux-4.14.y 27ce4f2a6817 1bf9a662 .config console log report info ci2-linux-4-14
2020/11/16 02:58 linux-4.14.y 27ce4f2a6817 1bf9a662 .config console log report info ci2-linux-4-14
2020/11/15 21:00 linux-4.14.y 27ce4f2a6817 1bf9a662 .config console log report info ci2-linux-4-14
2020/11/13 11:30 linux-4.14.y 27ce4f2a6817 4a7fa9b4 .config console log report info ci2-linux-4-14
2020/11/12 18:39 linux-4.14.y 27ce4f2a6817 77a55c8e .config console log report info ci2-linux-4-14
2020/11/12 06:13 linux-4.14.y 27ce4f2a6817 cca87986 .config console log report info ci2-linux-4-14
2020/11/11 11:32 linux-4.14.y 27ce4f2a6817 cca87986 .config console log report info ci2-linux-4-14
2020/11/11 01:06 linux-4.14.y 27ce4f2a6817 cca87986 .config console log report info ci2-linux-4-14
2020/11/11 00:02 linux-4.14.y 27ce4f2a6817 cca87986 .config console log report info ci2-linux-4-14
2020/11/10 11:44 linux-4.14.y e98f3c4269fd cca87986 .config console log report info ci2-linux-4-14
2020/11/10 05:14 linux-4.14.y 6b6446efedb2 cba33199 .config console log report info ci2-linux-4-14
2020/11/09 00:58 linux-4.14.y 6b6446efedb2 cba33199 .config console log report info ci2-linux-4-14
2020/11/08 19:27 linux-4.14.y 6b6446efedb2 cba33199 .config console log report info ci2-linux-4-14
2020/11/08 16:34 linux-4.14.y 6b6446efedb2 cba33199 .config console log report info ci2-linux-4-14
2020/11/08 05:52 linux-4.14.y 6b6446efedb2 cba33199 .config console log report info ci2-linux-4-14
2020/11/05 12:08 linux-4.14.y 6b6446efedb2 cba33199 .config console log report info ci2-linux-4-14
2020/11/03 04:36 linux-4.14.y 2b7915014161 7f344fa6 .config console log report info ci2-linux-4-14
2020/11/02 20:26 linux-4.14.y 2b7915014161 7f344fa6 .config console log report info ci2-linux-4-14
2020/11/02 15:46 linux-4.14.y 2b7915014161 8bc4594f .config console log report info ci2-linux-4-14
2020/11/01 23:40 linux-4.14.y 2b7915014161 8bc4594f .config console log report info ci2-linux-4-14
2020/11/01 09:22 linux-4.14.y 2b7915014161 8bc4594f .config console log report info ci2-linux-4-14
2020/11/01 07:03 linux-4.14.y 2b7915014161 8bc4594f .config console log report info ci2-linux-4-14
2020/10/30 01:01 linux-4.14.y 2b7915014161 a0c7169a .config console log report info ci2-linux-4-14
2020/10/25 20:39 linux-4.14.y 5b7a52cd2eef a1839e81 .config console log report info ci2-linux-4-14
2020/10/25 12:45 linux-4.14.y 5b7a52cd2eef a1839e81 .config console log report info ci2-linux-4-14
2020/10/24 17:01 linux-4.14.y 5b7a52cd2eef a1839e81 .config console log report info ci2-linux-4-14
2020/10/24 13:22 linux-4.14.y 5b7a52cd2eef a1839e81 .config console log report info ci2-linux-4-14
2020/10/22 10:41 linux-4.14.y 5b7a52cd2eef be6b1582 .config console log report info ci2-linux-4-14
2020/10/22 01:15 linux-4.14.y 5b7a52cd2eef be6b1582 .config console log report info ci2-linux-4-14
2020/10/21 11:48 linux-4.14.y 5b7a52cd2eef 99c64d5c .config console log report info ci2-linux-4-14
2020/10/21 09:42 linux-4.14.y cbfa1702aaf6 e761439e .config console log report info ci2-linux-4-14
2020/10/21 07:41 linux-4.14.y cbfa1702aaf6 ff4a3345 .config console log report info ci2-linux-4-14
2020/10/21 05:25 linux-4.14.y cbfa1702aaf6 ff4a3345 .config console log report info ci2-linux-4-14
2020/10/19 10:41 linux-4.14.y cbfa1702aaf6 ff4a3345 .config console log report info ci2-linux-4-14
2020/10/19 09:04 linux-4.14.y cbfa1702aaf6 ff4a3345 .config console log report info ci2-linux-4-14
2020/10/19 07:20 linux-4.14.y cbfa1702aaf6 fea47c01 .config console log report info ci2-linux-4-14
2020/10/19 06:36 linux-4.14.y cbfa1702aaf6 fea47c01 .config console log report info ci2-linux-4-14
2020/10/05 11:32 linux-4.14.y cbfa1702aaf6 5ef9c291 .config console log report info ci2-linux-4-14
2020/10/03 01:24 linux-4.14.y cbfa1702aaf6 062c9832 .config console log report info ci2-linux-4-14
2020/10/02 23:56 linux-4.14.y cbfa1702aaf6 062c9832 .config console log report info ci2-linux-4-14
2020/10/02 15:26 linux-4.14.y cbfa1702aaf6 062c9832 .config console log report info ci2-linux-4-14
2020/10/02 13:33 linux-4.14.y cbfa1702aaf6 062c9832 .config console log report info ci2-linux-4-14
2020/10/02 11:12 linux-4.14.y cbfa1702aaf6 9602ddf4 .config console log report info ci2-linux-4-14
2020/10/01 22:02 linux-4.14.y cbfa1702aaf6 9602ddf4 .config console log report info ci2-linux-4-14
2020/10/01 01:06 linux-4.14.y cbfa1702aaf6 a9767fb2 .config console log report info ci2-linux-4-14
2020/09/30 23:33 linux-4.14.y cbfa1702aaf6 a9767fb2 .config console log report info ci2-linux-4-14
2020/09/29 11:43 linux-4.14.y cbfa1702aaf6 1b88c6d5 .config console log report info ci2-linux-4-14
2020/09/29 04:00 linux-4.14.y cbfa1702aaf6 1b88c6d5 .config console log report info ci2-linux-4-14
2020/09/28 08:38 linux-4.14.y cbfa1702aaf6 6bfdbe89 .config console log report info ci2-linux-4-14
2020/09/26 00:46 linux-4.14.y cbfa1702aaf6 4a006f63 .config console log report info ci2-linux-4-14
2020/09/25 18:02 linux-4.14.y cbfa1702aaf6 4a006f63 .config console log report info ci2-linux-4-14
2020/09/25 15:16 linux-4.14.y cbfa1702aaf6 4a006f63 .config console log report info ci2-linux-4-14
2020/09/25 04:32 linux-4.14.y cbfa1702aaf6 54289b08 .config console log report info ci2-linux-4-14
2020/09/24 09:49 linux-4.14.y cbfa1702aaf6 54289b08 .config console log report info ci2-linux-4-14
2020/09/24 04:30 linux-4.14.y cbfa1702aaf6 54289b08 .config console log report info ci2-linux-4-14
* Struck through repros no longer work on HEAD.