syzbot


WARNING in tomoyo_write_control

Status: upstream: reported C repro on 2024/12/15 21:48
Subsystems: tomoyo
[Documentation on labels]
Reported-by: syzbot+7536f77535e5210a5c76@syzkaller.appspotmail.com
Fix commit: 3df7546fc03b tomoyo: don't emit warning in tomoyo_write_control()
Patched on: [ci-qemu-gce-upstream-auto ci-qemu-native-arm64-kvm ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-snapshot-upstream-root ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-arm64 ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce-386-root ci-upstream-kmsan-gce-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-fs ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32]
First crash: 106d, last: 64d
Discussions (11)
Title Replies (including bot) Last reply
[PATCH AUTOSEL 5.4 4/7] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2025/01/26 15:05
[PATCH AUTOSEL 5.10 04/12] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2025/01/26 15:04
[PATCH AUTOSEL 5.15 04/14] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2025/01/26 15:04
[PATCH AUTOSEL 6.1 05/17] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2025/01/26 15:03
[PATCH AUTOSEL 6.6 06/19] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2025/01/26 15:03
[PATCH AUTOSEL 6.12 07/29] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2025/01/26 15:01
[PATCH AUTOSEL 6.13 09/35] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2025/01/26 15:00
[PATCH] tomoyo: don't emit warning in tomoyo_write_control() 1 (1) 2024/12/16 10:45
[PATCH] tomoyo: prevent bad buffer size in tracing_cpumask_write 2 (2) 2024/12/16 10:06
[syzbot] [tomoyo?] WARNING in tomoyo_write_control 0 (3) 2024/12/16 07:20
[PATCH] tomoyo: Reject excessively long lines 1 (1) 2024/12/16 02:14
Last patch testing requests (2)
Created Duration User Patch Repo Result
2024/12/16 07:20 19m lizhi.xu@windriver.com patch upstream OK log
2024/12/16 07:19 13m lizhi.xu@windriver.com patch upstream report log

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5826 at mm/page_alloc.c:4729 __alloc_pages_noprof+0xeff/0x25b0 mm/page_alloc.c:4729
Modules linked in:
CPU: 1 UID: 0 PID: 5826 Comm: syz-executor208 Not tainted 6.13.0-rc4-syzkaller-00110-g4099a71718b0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__alloc_pages_noprof+0xeff/0x25b0 mm/page_alloc.c:4729
Code: 24 2c 00 00 00 00 89 cd 0f 84 8b f9 ff ff 8b 34 24 48 89 da 8b 7c 24 08 e8 de b2 fe ff e9 69 f9 ff ff c6 05 14 6d 16 0e 01 90 <0f> 0b 90 31 db e9 9f f3 ff ff 89 14 24 e8 6f a4 0c 00 8b 14 24 e9
RSP: 0018:ffffc90003627918 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 000000000000000b RDI: 0000000000040d40
RBP: 0000000000000000 R08: 0000000000000006 R09: 00000000003fffff
R10: 00000000003fffff R11: 0000000000000003 R12: 000000000000000b
R13: 0000000000040d40 R14: 1ffff920006c4f37 R15: 00000000003fffff
FS:  000055556eac9380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000020000 CR3: 000000007eac2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline]
 alloc_pages_node_noprof include/linux/gfp.h:296 [inline]
 ___kmalloc_large_node+0x84/0x1b0 mm/slub.c:4243
 __kmalloc_large_node_noprof+0x1c/0x70 mm/slub.c:4270
 __do_kmalloc_node mm/slub.c:4286 [inline]
 __kmalloc_noprof.cold+0xc/0x63 mm/slub.c:4310
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 tomoyo_write_control+0x267/0x13d0 security/tomoyo/common.c:2668
 vfs_write+0x24c/0x1150 fs/read_write.c:677
 ksys_write+0x12b/0x250 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f34c7691a39
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd427cc138 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f34c7691a39
RDX: 000000007ffffffd RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f34c77045f0 R08: 0000000000008000 R09: 0000000000008000
R10: 00000000000000a5 R11: 0000000000000246 R12: 0000000000000001
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>

Crashes (301):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/12/30 05:10 upstream 4099a71718b0 d3ccff63 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2024/12/13 11:31 upstream f932fb9b4074 b1b5e51a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2024/12/11 23:17 upstream f92f4749861b 6f1b0fa8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2024/12/11 22:31 upstream f92f4749861b 6f1b0fa8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/23 05:57 upstream df60eac9efe8 9d4f14f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/23 05:47 upstream df60eac9efe8 9d4f14f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/23 04:47 upstream df60eac9efe8 9d4f14f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/22 12:24 upstream c4b9570cfb63 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/22 10:05 upstream c4b9570cfb63 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/22 08:22 upstream c4b9570cfb63 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/22 04:01 upstream 95ec54a420b8 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/22 01:53 upstream 95ec54a420b8 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/21 21:09 upstream 95ec54a420b8 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/21 15:38 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/21 11:50 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/21 06:59 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/21 01:24 upstream ffd294d346d1 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/20 11:39 upstream ffd294d346d1 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/20 01:26 upstream 9528d418de4d f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/19 21:42 upstream 9528d418de4d f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/18 22:36 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/18 18:29 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/18 15:27 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/18 14:05 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/18 11:10 upstream ad26fc09dabf f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/18 10:01 upstream ad26fc09dabf f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/18 04:34 upstream ad26fc09dabf f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/17 18:32 upstream 9bffa1ad25b8 bb91bdd4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/17 16:32 upstream 9bffa1ad25b8 bb91bdd4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/17 05:39 upstream ce69b4019001 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/17 04:14 upstream ce69b4019001 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/17 03:11 upstream ce69b4019001 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/17 00:02 upstream ce69b4019001 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/16 22:58 upstream ce69b4019001 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/16 06:14 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/15 23:06 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/15 21:24 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/15 19:23 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/15 08:42 upstream c3812b15000c 7315a7cf .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/15 07:21 upstream c3812b15000c 7315a7cf .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/14 14:19 upstream c45323b7560e 0dce2409 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/14 03:26 upstream c45323b7560e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/14 00:40 upstream c45323b7560e b1f1cd88 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/13 19:26 upstream 5bc55a333a2f 249ceea9 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/13 05:17 upstream be548645527a 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
2025/01/13 01:27 upstream be548645527a 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in tomoyo_write_control
* Struck through repros no longer work on HEAD.