syzbot


WARNING in drm_syncobj_array_find

Status: upstream: reported C repro on 2023/09/06 11:42
Subsystems: dri
[Documentation on labels]
Reported-by: syzbot+95416f957d84e858b377@syzkaller.appspotmail.com
First crash: 226d, last: 3h32m
Discussions (8)
Title Replies (including bot) Last reply
[syzbot] Monthly dri report (Apr 2024) 0 (1) 2024/04/05 12:37
[syzbot] Monthly dri report (Mar 2024) 0 (1) 2024/03/05 11:09
[syzbot] Monthly dri report (Feb 2024) 0 (1) 2024/02/02 21:05
[syzbot] Monthly dri report (Jan 2024) 0 (1) 2024/01/02 13:36
[syzbot] Monthly dri report (Nov 2023) 0 (1) 2023/11/30 20:33
[syzbot] Monthly dri report (Oct 2023) 0 (1) 2023/10/30 12:59
[syzbot] Monthly dri report (Sep 2023) 0 (1) 2023/09/28 11:42
[syzbot] [dri?] WARNING in drm_syncobj_array_find 0 (1) 2023/09/06 11:42

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5272 at mm/page_alloc.c:4551 __alloc_pages+0x1fce/0x2460 mm/page_alloc.c:4551
Modules linked in:
CPU: 0 PID: 5272 Comm: syz-executor314 Not tainted 6.9.0-rc2-syzkaller-00080-gc85af715cac0 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__alloc_pages+0x1fce/0x2460 mm/page_alloc.c:4551
Code: ef e8 16 87 0b 00 e9 ef f2 ff ff e8 0c 87 0b 00 e9 1b f3 ff ff 4c 89 f7 e8 ff 86 0b 00 e9 f6 f2 ff ff c6 05 e9 8b ed 0d 01 90 <0f> 0b 90 e9 81 e4 ff ff 49 8d bc 24 40 09 00 00 48 b8 00 00 00 00
RSP: 0018:ffffc900033278f8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000003fffffffc RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000016 RDI: 0000000000040cc0
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000000 R12: 0000000000040cc0
R13: 1ffff92000664f33 R14: 00000003fffffffc R15: ffffffff85151d15
FS:  00007fa12342a6c0(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200000c0 CR3: 000000002f618000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __alloc_pages_node include/linux/gfp.h:238 [inline]
 alloc_pages_node include/linux/gfp.h:261 [inline]
 __kmalloc_large_node+0x7f/0x1a0 mm/slub.c:3911
 __do_kmalloc_node mm/slub.c:3954 [inline]
 __kmalloc.cold+0xc/0x61 mm/slub.c:3979
 kmalloc_array include/linux/slab.h:665 [inline]
 drm_syncobj_array_find+0x35/0x3d0 drivers/gpu/drm/drm_syncobj.c:1272
 drm_syncobj_reset_ioctl+0x213/0x360 drivers/gpu/drm/drm_syncobj.c:1519
 drm_ioctl_kernel+0x1ec/0x3e0 drivers/gpu/drm/drm_ioctl.c:744
 drm_ioctl+0x5dc/0xc10 drivers/gpu/drm/drm_ioctl.c:841
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:904 [inline]
 __se_sys_ioctl fs/ioctl.c:890 [inline]
 __x64_sys_ioctl+0x193/0x220 fs/ioctl.c:890
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x72/0x7a
RIP: 0033:0x7fa123472169
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa12342a228 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa1234f9308 RCX: 00007fa123472169
RDX: 00000000200000c0 RSI: 00000000c01064c4 RDI: 0000000000000003
RBP: 00007fa1234f9300 R08: 00007fa12342a6c0 R09: 00007fa12342a6c0
R10: 00007fa12342a6c0 R11: 0000000000000246 R12: 00007fa1234f930c
R13: 0023647261632f69 R14: 6972642f7665642f R15: 00007ffda94a00e8
 </TASK>

Crashes (447):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/04 20:33 upstream c85af715cac0 0ee3535e .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/26 03:40 upstream 928a87efa423 bcd9b39f .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2023/12/17 02:52 upstream c8e97fc6b4c0 3222d10c .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2023/09/02 12:16 upstream 0468be89b3fa 696ea0d2 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/16 01:21 upstream 96fca68c4fbf 0d592ce4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/14 18:26 upstream 7efd0a74039f c8349e48 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/14 06:09 upstream fa4022cb7361 c8349e48 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/14 03:28 upstream fa4022cb7361 c8349e48 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/13 08:38 upstream 8f2c057754b2 c8349e48 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/10 05:10 upstream 2c71fdf02a95 171ec371 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/10 04:09 upstream 2c71fdf02a95 171ec371 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/08 05:12 upstream 9fe30842a90b ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/07 14:10 upstream f2f80ac80987 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/07 10:59 upstream f2f80ac80987 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/07 07:32 upstream f2f80ac80987 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/07 05:21 upstream f2f80ac80987 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/07 03:26 upstream f2f80ac80987 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/06 18:25 upstream 6c6e47d69d82 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/06 06:33 upstream e8b0ccb2a787 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/06 05:18 upstream e8b0ccb2a787 ca620dd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/05 03:25 upstream c88b9b4cde17 0ee3535e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/04 09:50 upstream c85af715cac0 51c4dcff .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/03 15:11 upstream 3e92c1e6cd87 9d2a90af .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/03 07:12 upstream b1e6ec0a0fd0 7925100d .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/02 19:45 upstream 026e680b0a08 f861ecca .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/02 16:20 upstream 026e680b0a08 f861ecca .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/02 03:16 upstream 026e680b0a08 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/01 15:42 upstream 39cd87c4eb2b 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/01 13:38 upstream 39cd87c4eb2b 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/01 10:20 upstream 39cd87c4eb2b 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/01 04:18 upstream 18737353cca0 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/01 03:13 upstream 18737353cca0 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/04/01 00:25 upstream 18737353cca0 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/31 20:53 upstream 18737353cca0 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/31 18:39 upstream 712e14250dd2 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/31 17:37 upstream 712e14250dd2 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/31 14:05 upstream 712e14250dd2 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/31 06:54 upstream 712e14250dd2 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/30 23:00 upstream 486291a0e624 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/30 22:57 upstream 486291a0e624 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/30 15:36 upstream 486291a0e624 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/30 14:06 upstream 486291a0e624 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/30 04:00 upstream 4535e1a4174c 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/30 02:19 upstream 4535e1a4174c 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/30 01:16 upstream 4535e1a4174c 6baf5069 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/29 21:00 upstream 4535e1a4174c c52bcb23 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/29 15:43 upstream 317c7bc0ef03 c52bcb23 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/29 13:19 upstream 317c7bc0ef03 c52bcb23 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/29 07:00 upstream 317c7bc0ef03 c52bcb23 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/29 06:58 upstream 317c7bc0ef03 c52bcb23 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/29 05:26 upstream 317c7bc0ef03 c52bcb23 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
2024/03/28 22:26 upstream 8d025e2092e2 ceaf7ddd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in drm_syncobj_array_find
* Struck through repros no longer work on HEAD.