syzbot


WARNING in input_mt_init_slots

Status: upstream: reported C repro on 2023/03/09 00:28
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+e5b47a2bbc8db35fdd42@syzkaller.appspotmail.com
First crash: 444d, last: 10h32m
Bug presence (1)
Date Name Commit Repro Result
2023/05/10 upstream (ToT) ad2fd53a7870 C [report] WARNING in input_mt_init_slots
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in input_mt_init_slots input C inconclusive 10932 6h54m 1231d 0/26 upstream: reported C repro on 2021/01/10 23:30
linux-6.1 WARNING in input_mt_init_slots origin:upstream C 1451 9h48m 445d 0/3 upstream: reported C repro on 2023/03/08 12:07

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3501 at mm/page_alloc.c:5396 __alloc_pages+0x5cf/0x700
Modules linked in:
CPU: 1 PID: 3501 Comm: syz-executor713 Not tainted 5.15.150-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:__alloc_pages+0x5cf/0x700 mm/page_alloc.c:5396
Code: 00 48 ba 00 00 00 00 00 fc ff df e9 1d fd ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 2e fd ff ff e8 86 41 0a 00 e9 24 fd ff ff <0f> 0b 45 31 e4 e9 70 fd ff ff 48 8d 4c 24 50 80 e1 07 80 c1 03 38
RSP: 0018:ffffc900011dfac0 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: 000000000000001a RCX: 0000000000000000
RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc900011dfb48
RBP: ffffc900011dfbd0 R08: dffffc0000000000 R09: ffffc900011dfb20
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000040dc0
R13: 1ffff9200023bf60 R14: ffffc900011dfb20 R15: 1ffff9200023bf5c
FS:  0000555556b9f380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000558384095160 CR3: 000000007d852000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kmalloc_order+0x41/0x150 mm/slab_common.c:966
 kmalloc_order_trace+0x15/0xe0 mm/slab_common.c:982
 kmalloc_large include/linux/slab.h:520 [inline]
 __kmalloc+0x214/0x300 mm/slub.c:4396
 kmalloc include/linux/slab.h:596 [inline]
 kzalloc include/linux/slab.h:721 [inline]
 input_mt_init_slots+0xc6/0x9c0 drivers/input/input-mt.c:49
 uinput_create_device+0x512/0x620 drivers/input/misc/uinput.c:327
 uinput_ioctl_handler+0xa83/0x16d0 drivers/input/misc/uinput.c:870
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f2d9adabaa9
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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:00007ffe06b16d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ffe06b16f48 RCX: 00007f2d9adabaa9
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004
RBP: 00007f2d9ae1f610 R08: 00007ffe06b16f48 R09: 00007ffe06b16f48
R10: 000000000000003f R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe06b16f38 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

Crashes (1459):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/03/06 05:56 linux-5.15.y 80efc6265290 f39a7eed .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2023/11/27 02:53 linux-5.15.y 2a910f4af54d 5b429f39 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2023/03/16 09:01 linux-5.15.y 2ddbd0f967b3 18b58603 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/04/21 09:37 linux-5.15.y c52b9710c83d af24b050 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/04/19 01:48 linux-5.15.y c52b9710c83d af24b050 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/04/09 00:55 linux-5.15.y 9465fef4ae35 53df08b6 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2023/08/16 00:04 linux-5.15.y 24c4de4069cb 39990d51 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2023/06/24 10:12 linux-5.15.y f67653019430 79782afc .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2023/06/24 18:22 linux-5.15.y f67653019430 79782afc .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2023/06/03 02:14 linux-5.15.y 0ab06468cbd1 a4ae4f42 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2023/03/09 00:28 linux-5.15.y d9b4a0c83a2d 4fc6d98d .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/26 02:09 linux-5.15.y c61bd26ae81a a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/24 16:56 linux-5.15.y 83655231580b 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/24 07:15 linux-5.15.y 83655231580b 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/21 20:00 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/21 18:17 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/21 16:54 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/21 15:19 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/21 06:34 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/20 09:27 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/20 05:57 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/19 18:44 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/19 07:49 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/17 23:24 linux-5.15.y 83655231580b a12e99e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/17 22:07 linux-5.15.y 83655231580b a12e99e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/16 12:54 linux-5.15.y 284087d4f7d5 ef5d53ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/16 09:06 linux-5.15.y 284087d4f7d5 ef5d53ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/16 04:39 linux-5.15.y 284087d4f7d5 ef5d53ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/15 22:06 linux-5.15.y 284087d4f7d5 94b087b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/13 19:30 linux-5.15.y 284087d4f7d5 9026e142 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/13 12:58 linux-5.15.y 284087d4f7d5 9026e142 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/13 00:29 linux-5.15.y 284087d4f7d5 9026e142 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in input_mt_init_slots
2024/05/26 04:26 linux-5.15.y c61bd26ae81a a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/26 01:47 linux-5.15.y c61bd26ae81a a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/25 23:22 linux-5.15.y c61bd26ae81a a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/25 13:31 linux-5.15.y 83655231580b a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/24 05:47 linux-5.15.y 83655231580b 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/22 02:54 linux-5.15.y 83655231580b 1014eca7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/22 02:54 linux-5.15.y 83655231580b 1014eca7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/21 14:15 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/21 13:43 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/20 21:10 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/20 06:02 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/19 07:46 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/18 21:28 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/18 15:42 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/18 13:43 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/17 19:53 linux-5.15.y 83655231580b a12e99e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/17 18:47 linux-5.15.y 83655231580b a12e99e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/17 00:56 linux-5.15.y 284087d4f7d5 c2e07261 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/16 05:39 linux-5.15.y 284087d4f7d5 ef5d53ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/15 08:48 linux-5.15.y 284087d4f7d5 fdb4c10c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/15 08:30 linux-5.15.y 284087d4f7d5 fdb4c10c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/14 18:11 linux-5.15.y 284087d4f7d5 fdb4c10c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
2024/05/14 16:11 linux-5.15.y 284087d4f7d5 fdb4c10c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in input_mt_init_slots
* Struck through repros no longer work on HEAD.