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KCSAN: data-race in macsec_handle_frame / macsec_handle_frame

Status: auto-obsoleted due to no activity on 2023/05/26 19:55
Subsystems: net
[Documentation on labels]
First crash: 564d, last: 382d
▶ ▼ Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KCSAN: data-race in macsec_handle_frame / macsec_handle_frame (3) net 2 278d 279d 23/26 fixed on 2023/10/12 12:47
upstream KCSAN: data-race in macsec_handle_frame / macsec_handle_frame (2) net 1 326d 326d 0/26 auto-obsoleted due to no activity on 2023/07/21 17:19

Sample crash report:
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
==================================================================
BUG: KCSAN: data-race in macsec_handle_frame / macsec_handle_frame

read-write to 0xffff888131617168 of 8 bytes by interrupt on cpu 0:
 handle_not_macsec drivers/net/macsec.c:1062 [inline]
 macsec_handle_frame+0x35a/0x13d0 drivers/net/macsec.c:1109
 __netif_receive_skb_core+0x9e8/0x1e90 net/core/dev.c:5374
 __netif_receive_skb_one_core net/core/dev.c:5478 [inline]
 __netif_receive_skb+0x57/0x1b0 net/core/dev.c:5594
 process_backlog+0x21f/0x380 net/core/dev.c:5922
 __napi_poll+0x60/0x3b0 net/core/dev.c:6483
 napi_poll net/core/dev.c:6550 [inline]
 net_rx_action+0x31a/0x6c0 net/core/dev.c:6660
 __do_softirq+0xc1/0x265 kernel/softirq.c:571
 do_softirq+0x7e/0xb0 kernel/softirq.c:472
 __local_bh_enable_ip+0x64/0x70 kernel/softirq.c:396
 local_bh_enable+0x1f/0x20 include/linux/bottom_half.h:33
 netif_rx+0x77/0x230 net/core/dev.c:5001
 macvlan_broadcast+0x29a/0x3c0 drivers/net/macvlan.c:288
 macvlan_process_broadcast+0x278/0x310 drivers/net/macvlan.c:314
 process_one_work+0x3e6/0x750 kernel/workqueue.c:2390
 process_scheduled_works kernel/workqueue.c:2453 [inline]
 worker_thread+0x79a/0xa10 kernel/workqueue.c:2539
 kthread+0x1a6/0x1e0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

read-write to 0xffff888131617168 of 8 bytes by interrupt on cpu 1:
 handle_not_macsec drivers/net/macsec.c:1062 [inline]
 macsec_handle_frame+0x35a/0x13d0 drivers/net/macsec.c:1109
 __netif_receive_skb_core+0x9e8/0x1e90 net/core/dev.c:5374
 __netif_receive_skb_one_core net/core/dev.c:5478 [inline]
 __netif_receive_skb+0x57/0x1b0 net/core/dev.c:5594
 process_backlog+0x21f/0x380 net/core/dev.c:5922
 __napi_poll+0x60/0x3b0 net/core/dev.c:6483
 napi_poll net/core/dev.c:6550 [inline]
 net_rx_action+0x31a/0x6c0 net/core/dev.c:6660
 __do_softirq+0xc1/0x265 kernel/softirq.c:571
 run_ksoftirqd+0x17/0x20 kernel/softirq.c:934
 smpboot_thread_fn+0x30a/0x4a0 kernel/smpboot.c:164
 kthread+0x1a6/0x1e0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

value changed: 0x0000000000000c99 -> 0x0000000000000c9a

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 6.3.0-rc7-syzkaller-00152-g2af3e53a4dc0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023
==================================================================
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4
lapbether: lapb_data_request error - 4

Crashes (35):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/04/21 19:51 upstream 2af3e53a4dc0 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/04/12 20:43 upstream 0bcc40255504 82d5e53e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/03/14 09:52 upstream fc89d7fb499b 0d5c4377 .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/03/13 13:08 upstream eeac8ede1755 026e2200 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/03/06 02:03 upstream f915322fe014 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/02/09 11:02 upstream 0983f6bf2bfc 14a312c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/02/08 16:37 upstream 0983f6bf2bfc fc9c934e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/02/05 11:19 upstream 837c07cf68fe be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/01/29 00:00 upstream c96618275234 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/01/28 13:25 upstream 5af6ce704936 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2023/01/22 02:37 upstream f883675bf652 cc0f9968 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/12/30 22:25 upstream bff687b3dad6 ab32d508 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/12/17 16:49 upstream 77856d911a8c 05494336 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/12/15 16:00 upstream 041fae9c105a 6f9c033e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/12/10 11:41 upstream 3ecc37918c80 67be1ae7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/12/09 06:05 upstream f3e8416619ce 1034e5fa .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/12/06 21:14 upstream 8ed710da2873 d88f3abb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/30 17:07 upstream 01f856ae6d0c 4c2a66e8 .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/21 13:25 upstream eb7081409f94 5bb70014 .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/17 07:55 upstream cc675d22e422 3a127a31 .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/15 18:33 upstream e01d50cbd6ee 97de9cfc .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/14 15:53 upstream 094226ad94f4 943f4cb8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/13 21:10 upstream af7a05689189 7ba4d859 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/13 07:24 upstream fef7fd48922d f42ee5d8 .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/12 22:27 upstream 8f2975c2bb4c f42ee5d8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/09 05:46 upstream f141df371335 5fa28208 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/11/09 00:22 upstream f141df371335 060f945e .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/31 01:28 upstream b72018ab8236 2a71366b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/30 13:31 upstream 882ad2a2a8ff 2a71366b .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/29 16:55 upstream 576e61cea1e4 2a71366b .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/29 02:33 upstream 576e61cea1e4 899d812a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/27 18:38 upstream b229b6ca5abb 5c716ff6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/25 21:33 upstream 337a0a0b63f1 45645420 .config console log report info [disk image] [vmlinux] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/23 16:44 upstream d47136c28015 23bf86af .config console log report info [disk image] [vmlinux] ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
2022/10/21 15:22 upstream 6d36c728bc2e 63e790dd .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in macsec_handle_frame / macsec_handle_frame
* Struck through repros no longer work on HEAD.