syzbot


WARNING in restore_regulatory_settings (2)

Status: upstream: reported on 2024/01/31 18:34
Reported-by: syzbot+d7c82f4d10613d91782e@syzkaller.appspotmail.com
First crash: 91d, last: 90d
Similar bugs (7)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 WARNING in restore_regulatory_settings C error 2 304d 304d 0/3 auto-obsoleted due to no activity on 2023/10/10 11:07
upstream WARNING in restore_regulatory_settings C done 10414 1332d 1576d 15/26 fixed on 2020/09/25 01:17
upstream WARNING in restore_regulatory_settings (2) wireless C done error 33 12d 300d 0/26 upstream: reported C repro on 2023/07/06 05:35
linux-6.1 WARNING in restore_regulatory_settings 1 91d 91d 0/3 upstream: reported on 2024/01/31 17:04
linux-4.14 WARNING in restore_regulatory_settings (2) C error 1 598d 658d 0/1 upstream: reported C repro on 2022/07/13 03:16
linux-4.19 WARNING in restore_regulatory_settings C error 1613 658d 1577d 0/1 upstream: reported C repro on 2020/01/06 09:29
linux-4.14 WARNING in restore_regulatory_settings C done 2264 1330d 1576d 1/1 fixed on 2020/10/09 20:44

Sample crash report:
------------[ cut here ]------------
Unexpected user alpha2: Aż
WARNING: CPU: 1 PID: 29901 at net/wireless/reg.c:439 is_user_regdom_saved net/wireless/reg.c:437 [inline]
WARNING: CPU: 1 PID: 29901 at net/wireless/reg.c:439 restore_alpha2 net/wireless/reg.c:3372 [inline]
WARNING: CPU: 1 PID: 29901 at net/wireless/reg.c:439 restore_regulatory_settings+0x3b4/0x2070 net/wireless/reg.c:3464
Modules linked in:
CPU: 1 PID: 29901 Comm: kworker/1:25 Not tainted 5.15.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Workqueue: events_power_efficient crda_timeout_work
RIP: 0010:is_user_regdom_saved net/wireless/reg.c:437 [inline]
RIP: 0010:restore_alpha2 net/wireless/reg.c:3372 [inline]
RIP: 0010:restore_regulatory_settings+0x3b4/0x2070 net/wireless/reg.c:3464
Code: 05 61 49 ef 07 88 44 24 1c e9 8e 01 00 00 e8 13 e9 f2 f7 41 0f be f6 0f be 15 48 49 ef 07 48 c7 c7 20 f8 91 8b e8 cc 9a be f7 <0f> 0b 4c 8b 35 d3 57 30 04 4d 85 f6 0f 84 85 00 00 00 4c 89 f0 48
RSP: 0018:ffffc90002dc7b40 EFLAGS: 00010246
RAX: 196ec03d18480700 RBX: 0000000000000000 RCX: ffff88807e07bb80
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90002dc7c48 R08: ffffffff81665d9c R09: ffffed10173667a8
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88807d602a28 R14: 0000000000000041 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2da27000 CR3: 0000000023818000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 crda_timeout_work+0x23/0x50 net/wireless/reg.c:539
 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310
 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457
 kthread+0x3f6/0x4f0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/01/31 18:33 linux-5.15.y 6139f2a02fe0 373b66cd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in restore_regulatory_settings
2024/01/31 19:24 linux-5.15.y 6139f2a02fe0 373b66cd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in restore_regulatory_settings
* Struck through repros no longer work on HEAD.