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general protection fault in bpf_skb_cgroup_id

Status: upstream: reported C repro on 2020/01/11 12:22
Reported-by: syzbot+398df33fae6ec4a049c5@syzkaller.appspotmail.com
First crash: 1916d, last: 22h33m
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in bpf_skb_cgroup_id bpf net C inconclusive 107 1285d 1301d 20/28 fixed on 2022/03/08 16:11
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/01/19 04:32 15m retest repro android12-5.4 error
2025/01/19 04:32 3m retest repro android12-5.4 error
2025/01/19 04:32 5m retest repro android12-5.4 error
2025/01/19 04:32 2m retest repro android12-5.4 error
2025/01/19 04:32 2m retest repro android12-5.4 error
2025/01/04 17:11 1m retest repro android12-5.4 error
2025/01/04 17:11 2m retest repro android12-5.4 error
2024/12/27 15:50 2m retest repro android12-5.4 error
2024/12/27 08:00 2m retest repro android12-5.4 error
2024/12/27 08:00 1m retest repro android12-5.4 error

Sample crash report:
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 361 Comm: syz-executor134 Not tainted 5.4.289-syzkaller-00025-g49530c73f82d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:____bpf_skb_cgroup_id net/core/filter.c:4150 [inline]
RIP: 0010:bpf_skb_cgroup_id+0x10f/0x190 net/core/filter.c:4141
Code: c7 a0 02 00 00 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 f0 c7 0a fe bb 40 01 00 00 49 03 1f 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 df e8 d2 c7 0a fe 48 8b 1b 48 83 c3 68
RSP: 0018:ffff8881ee4f7640 EFLAGS: 00010206
RAX: 0000000000000028 RBX: 0000000000000140 RCX: ffff8881f5fc4ec0
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000
RBP: ffff8881ee4f7690 R08: ffffffff83896c86 R09: ffff8881ee4f7760
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: fffffff8fe1fcd31 R14: ffff8881e077f812 R15: ffff8881e077faa0
FS:  000055558b8ba380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000039170258 CR3: 00000001ef536000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
Modules linked in:
---[ end trace 06b436c2de013a64 ]---
RIP: 0010:____bpf_skb_cgroup_id net/core/filter.c:4150 [inline]
RIP: 0010:bpf_skb_cgroup_id+0x10f/0x190 net/core/filter.c:4141
Code: c7 a0 02 00 00 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 f0 c7 0a fe bb 40 01 00 00 49 03 1f 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 df e8 d2 c7 0a fe 48 8b 1b 48 83 c3 68
RSP: 0018:ffff8881ee4f7640 EFLAGS: 00010206
RAX: 0000000000000028 RBX: 0000000000000140 RCX: ffff8881f5fc4ec0
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000
RBP: ffff8881ee4f7690 R08: ffffffff83896c86 R09: ffff8881ee4f7760
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: fffffff8fe1fcd31 R14: ffff8881e077f812 R15: ffff8881e077faa0
FS:  000055558b8ba380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000039170258 CR3: 00000001ef536000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	a0 02 00 00 4c 89 f8 	movabs 0xc148f8894c000002,%al
   7:	48 c1
   9:	e8 03 42 80 3c       	call   0x3c804211
   e:	20 00                	and    %al,(%rax)
  10:	74 08                	je     0x1a
  12:	4c 89 ff             	mov    %r15,%rdi
  15:	e8 f0 c7 0a fe       	call   0xfe0ac80a
  1a:	bb 40 01 00 00       	mov    $0x140,%ebx
  1f:	49 03 1f             	add    (%r15),%rbx
  22:	48 89 d8             	mov    %rbx,%rax
  25:	48 c1 e8 03          	shr    $0x3,%rax
* 29:	42 80 3c 20 00       	cmpb   $0x0,(%rax,%r12,1) <-- trapping instruction
  2e:	74 08                	je     0x38
  30:	48 89 df             	mov    %rbx,%rdi
  33:	e8 d2 c7 0a fe       	call   0xfe0ac80a
  38:	48 8b 1b             	mov    (%rbx),%rbx
  3b:	48 83 c3 68          	add    $0x68,%rbx

Crashes (4885):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/01/25 22:15 android12-5.4 49530c73f82d 9fbd772e .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2024/04/21 05:34 android12-5.4 2d5d8240a7cb af24b050 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2024/04/21 05:10 android12-5.4 2d5d8240a7cb af24b050 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2024/01/11 23:41 android12-5.4 57a39998c138 dda5a988 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2024/01/11 18:37 android12-5.4 57a39998c138 00f3cc59 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2023/10/02 22:50 android12-5.4 5f1cbd78af59 50b20e75 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2023/10/02 22:27 android12-5.4 5f1cbd78af59 50b20e75 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2023/06/24 01:55 android12-5.4 ed558a4e054c 79782afc .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2023/06/24 01:30 android12-5.4 ed558a4e054c 79782afc .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2023/03/11 23:28 android12-5.4 250ac66f1853 5205ef30 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2023/03/11 17:02 android12-5.4 250ac66f1853 5205ef30 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2022/11/29 23:53 android12-5.4 df2b5549c0ec 579a3740 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2022/11/29 22:02 android12-5.4 df2b5549c0ec 579a3740 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2022/08/21 01:21 android12-5.4 f3c75e616e3f 26a13b38 .config strace log report syz C ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2022/08/21 01:00 android12-5.4 f3c75e616e3f 26a13b38 .config strace log report syz C ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2022/05/12 15:35 android12-5.4 b2ca0128d238 9ad6612a .config strace log report syz C ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2022/05/12 15:33 android12-5.4 b2ca0128d238 9ad6612a .config strace log report syz C ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2022/05/12 15:12 android12-5.4 b2ca0128d238 9ad6612a .config strace log report syz C ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2022/05/12 15:09 android12-5.4 b2ca0128d238 9ad6612a .config strace log report syz C ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2021/09/14 17:19 android12-5.4 58a9e28781be 07e953c1 .config console log report syz C ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2021/04/21 03:17 android12-5.4 a5631d493c29 c0ced557 .config console log report syz C ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2020/08/15 20:41 https://android.googlesource.com/kernel/common android-5.4 c3221b7ac740 5ce13532 .config console log report syz C ci2-android-5-4-kasan
2020/03/06 00:26 https://android.googlesource.com/kernel/common android-5.4 d0dbb0adbf9a b655d91b .config console log report syz C ci2-android-5-4-kasan
2020/01/11 12:47 https://android.googlesource.com/kernel/common android-5.4 f5f770e495ba 4c04afaa .config console log report syz C ci2-android-5-4-kasan
2025/04/09 23:14 android12-5.4 41adfeb3d639 988b336c .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/04/08 21:37 android12-5.4 41adfeb3d639 a775275d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/04/08 21:35 android12-5.4 41adfeb3d639 a775275d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/04/07 22:36 android12-5.4 41adfeb3d639 a2ada0e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/04/06 02:42 android12-5.4 41adfeb3d639 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/04/03 08:23 android12-5.4 41adfeb3d639 996a9618 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/04/02 19:09 android12-5.4 41adfeb3d639 c799dfdd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2025/04/02 16:08 android12-5.4 41adfeb3d639 c799dfdd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/04/02 16:08 android12-5.4 41adfeb3d639 c799dfdd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/31 03:02 android12-5.4 41adfeb3d639 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/31 01:34 android12-5.4 41adfeb3d639 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/30 22:11 android12-5.4 41adfeb3d639 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/30 17:32 android12-5.4 41adfeb3d639 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/29 07:08 android12-5.4 41adfeb3d639 cf25e2c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/27 16:59 android12-5.4 41adfeb3d639 6c09fb82 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/27 04:37 android12-5.4 41adfeb3d639 20510e88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/26 18:57 android12-5.4 41adfeb3d639 20510e88 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/25 21:10 android12-5.4 41adfeb3d639 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/25 08:44 android12-5.4 41adfeb3d639 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2025/03/25 07:29 android12-5.4 41adfeb3d639 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/25 05:38 android12-5.4 41adfeb3d639 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/23 23:45 android12-5.4 41adfeb3d639 875573af .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/23 07:13 android12-5.4 41adfeb3d639 4e8d3850 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2025/03/23 05:47 android12-5.4 41adfeb3d639 4e8d3850 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/23 04:17 android12-5.4 41adfeb3d639 4e8d3850 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/23 01:04 android12-5.4 41adfeb3d639 c6512ef7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/21 19:23 android12-5.4 41adfeb3d639 62330552 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2025/03/21 19:23 android12-5.4 41adfeb3d639 62330552 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-kasan general protection fault in bpf_skb_cgroup_id
2025/03/19 06:09 android12-5.4 41adfeb3d639 8d0a2921 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/18 18:16 android12-5.4 41adfeb3d639 22a6c2b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/15 18:01 android12-5.4 6b07fcd94a6a e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/15 07:33 android12-5.4 6b07fcd94a6a e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/14 17:58 android12-5.4 6b07fcd94a6a e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/13 22:10 android12-5.4 6b07fcd94a6a 44be8b44 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/13 22:09 android12-5.4 6b07fcd94a6a 44be8b44 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/13 10:00 android12-5.4 6b07fcd94a6a 44be8b44 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/11 16:30 android12-5.4 6b07fcd94a6a 16256247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/10 06:03 android12-5.4 6b07fcd94a6a 163f510d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/07 19:14 android12-5.4 6b07fcd94a6a 7e3bd60d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/07 16:14 android12-5.4 6b07fcd94a6a 7e3bd60d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/07 11:47 android12-5.4 6b07fcd94a6a 831e3629 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/06 22:42 android12-5.4 6b07fcd94a6a 831e3629 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/06 09:02 android12-5.4 6b07fcd94a6a 831e3629 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2025/03/05 09:37 android12-5.4 6b07fcd94a6a 60f5d8d9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan general protection fault in bpf_skb_cgroup_id
2021/01/16 08:51 android12-5.4 dc04463953b2 65a7a854 .config console log report info ci2-android-5-4-kasan
2020/01/11 12:21 https://android.googlesource.com/kernel/common android-5.4 f5f770e495ba 4c04afaa .config console log report ci2-android-5-4-kasan
* Struck through repros no longer work on HEAD.