syzbot


WARNING in get_taint

Status: closed as dup on 2024/07/24 10:26
Subsystems: input mm
[Documentation on labels]
Reported-by: syzbot+a34cc64ce2f703da7c62@syzkaller.appspotmail.com
First crash: 54d, last: 1d04h
Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
WARNING in input_mt_init_slots input C inconclusive 14301 32d 1342d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [input?] [mm?] WARNING in get_taint 1 (2) 2024/07/24 10:26

Sample crash report:
WARNING: CPU: 0 PID: 3006 at mm/page_alloc.c:4672 __alloc_pages_noprof+0xfbc/0x1170 mm/page_alloc.c:4672
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 0 UID: 0 PID: 3006 Comm: syz-executor872 Not tainted 6.10.0-syzkaller #0
Hardware name: ARM-Versatile Express
Call trace: 
[<818ef10c>] (dump_backtrace) from [<818ef208>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:00000000 r6:82622804 r5:00000000 r4:81feb1a4
[<818ef1f0>] (show_stack) from [<8190c848>] (__dump_stack lib/dump_stack.c:93 [inline])
[<818ef1f0>] (show_stack) from [<8190c848>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:119)
[<8190c7f4>] (dump_stack_lvl) from [<8190c888>] (dump_stack+0x18/0x1c lib/dump_stack.c:128)
 r5:00000000 r4:82863d0c
[<8190c870>] (dump_stack) from [<818efcb0>] (panic+0x120/0x358 kernel/panic.c:348)
[<818efb90>] (panic) from [<80241f4c>] (check_panic_on_warn kernel/panic.c:241 [inline])
[<818efb90>] (panic) from [<80241f4c>] (get_taint+0x0/0x1c kernel/panic.c:236)
 r3:8260c5c4 r2:00000001 r1:81fd3dfc r0:81fdb810
 r7:804b3e38
[<80241ed8>] (check_panic_on_warn) from [<802420a0>] (__warn+0x7c/0x180 kernel/panic.c:735)
[<80242024>] (__warn) from [<8024231c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:760)
 r8:00000009 r7:8200455c r6:df979c24 r5:841c3c00 r4:00000000
[<802421a8>] (warn_slowpath_fmt) from [<804b3e38>] (__alloc_pages_noprof+0xfbc/0x1170 mm/page_alloc.c:4672)
 r10:00000014 r9:840b0204 r8:ffffffff r7:841c3c00 r6:00000dc0 r5:00000000
 r4:00000000
[<804b2e7c>] (__alloc_pages_noprof) from [<804b8f38>] (__alloc_pages_node_noprof include/linux/gfp.h:269 [inline])
[<804b2e7c>] (__alloc_pages_noprof) from [<804b8f38>] (alloc_pages_node_noprof include/linux/gfp.h:296 [inline])
[<804b2e7c>] (__alloc_pages_noprof) from [<804b8f38>] (___kmalloc_large_node+0x50/0xac mm/slub.c:4103)
 r10:841c3c00 r9:840b0204 r8:ffffffff r7:804c0de8 r6:00000dc0 r5:00000000
 r4:00000014
[<804b8ee8>] (___kmalloc_large_node) from [<804b9b10>] (__kmalloc_large_node_noprof+0x24/0x114 mm/slub.c:4130)
 r7:804c0de8 r6:00000dc0 r5:ffffffff r4:80000002
[<804b9aec>] (__kmalloc_large_node_noprof) from [<804c0de8>] (__do_kmalloc_node mm/slub.c:4146 [inline])
[<804b9aec>] (__kmalloc_large_node_noprof) from [<804c0de8>] (__kmalloc_noprof+0x324/0x458 mm/slub.c:4170)
 r10:841c3c00 r9:840b0204 r8:841c3c00 r7:00000dc0 r6:84191400 r5:ffffffff
 r4:80000002
[<804c0ac4>] (__kmalloc_noprof) from [<80f696ec>] (kmalloc_noprof include/linux/slab.h:685 [inline])
[<804c0ac4>] (__kmalloc_noprof) from [<80f696ec>] (kzalloc_noprof include/linux/slab.h:807 [inline])
[<804c0ac4>] (__kmalloc_noprof) from [<80f696ec>] (input_mt_init_slots+0x60/0x1f0 drivers/input/input-mt.c:50)
 r10:841c3c00 r9:840b0204 r8:00000000 r7:00000000 r6:84191400 r5:00000000
 r4:80000002
[<80f6968c>] (input_mt_init_slots) from [<80f98f28>] (uinput_create_device drivers/input/misc/uinput.c:328 [inline])
[<80f6968c>] (input_mt_init_slots) from [<80f98f28>] (uinput_ioctl_handler+0x9c0/0xc54 drivers/input/misc/uinput.c:904)
 r8:00000000 r7:00000000 r6:840b0200 r5:00000000 r4:84191400
[<80f98568>] (uinput_ioctl_handler) from [<80f991d0>] (uinput_ioctl+0x14/0x18 drivers/input/misc/uinput.c:1075)
 r9:00000003 r8:83f446c0 r7:00000000 r6:83f446c0 r5:00000000 r4:00005501
[<80f991bc>] (uinput_ioctl) from [<8051a210>] (vfs_ioctl fs/ioctl.c:51 [inline])
[<80f991bc>] (uinput_ioctl) from [<8051a210>] (do_vfs_ioctl fs/ioctl.c:861 [inline])
[<80f991bc>] (uinput_ioctl) from [<8051a210>] (__do_sys_ioctl fs/ioctl.c:905 [inline])
[<80f991bc>] (uinput_ioctl) from [<8051a210>] (sys_ioctl+0x134/0xda4 fs/ioctl.c:893)
[<8051a0dc>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
Exception stack(0xdf979fa8 to 0xdf979ff0)
9fa0:                   ffffffff 00000000 00000003 00005501 00000000 00000000
9fc0: ffffffff 00000000 0008e050 00000036 7ef58e0c 00000000 000f4240 00000000
9fe0: 7ef58c70 7ef58c60 00010abc 0002ec20
 r10:00000036 r9:841c3c00 r8:8020029c r7:00000036 r6:0008e050 r5:00000000
 r4:ffffffff
Rebooting in 86400 seconds..

Crashes (468):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/07/22 19:26 upstream 933069701c1b fb8445ca .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/13 17:56 upstream 196145c606d0 b58f933c .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/13 10:27 upstream 196145c606d0 60e1a995 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/13 01:06 upstream 77f587896757 60e1a995 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/11 11:37 upstream 8d8d276ba2fb 8ab55d0e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/10 10:29 upstream bc83b4d1f086 784df80e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/10 10:28 upstream bc83b4d1f086 784df80e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/09 02:06 upstream 5dadc1be8fc5 9750182a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/08 04:59 upstream d1f2d51b711a 9750182a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/07 16:05 upstream b31c44928842 9750182a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/07 11:43 upstream b31c44928842 9750182a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/06 08:38 upstream ad618736883b 464ac2ed .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/06 06:36 upstream ad618736883b 464ac2ed .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/05 20:20 upstream c763c4339688 464ac2ed .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/05 16:45 upstream c763c4339688 464ac2ed .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/02 16:42 upstream 67784a74e258 1eda0d14 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/02 16:40 upstream 67784a74e258 1eda0d14 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/02 13:24 upstream 67784a74e258 1eda0d14 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/01 10:37 upstream 6cd90e5ea72f 1eda0d14 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/09/01 00:05 upstream 1934261d8974 1eda0d14 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/31 22:57 upstream 1934261d8974 1eda0d14 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/30 10:09 upstream 3b9dfd9e5936 ee2602b8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/29 20:55 upstream d5d547aa7b51 9bd464fc .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/29 19:26 upstream d5d547aa7b51 9bd464fc .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/29 19:25 upstream d5d547aa7b51 9bd464fc .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/29 18:07 upstream d5d547aa7b51 9bd464fc .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/29 04:19 upstream 928f79a188aa ef3de9e8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/27 05:10 upstream 5be63fc19fca 9aee4e0b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/27 03:55 upstream 5be63fc19fca 9aee4e0b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/27 02:04 upstream 5be63fc19fca 9aee4e0b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/27 02:02 upstream 5be63fc19fca 9aee4e0b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/26 22:29 upstream 5be63fc19fca 9aee4e0b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/26 21:04 upstream 5be63fc19fca 9aee4e0b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/26 12:35 upstream 5be63fc19fca d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/25 23:22 upstream 5be63fc19fca d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/25 10:21 upstream 780bdc1ba776 d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/25 09:17 upstream 780bdc1ba776 d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/24 22:03 upstream d2bafcf224f3 d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/24 21:34 upstream d2bafcf224f3 d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/24 11:15 upstream 7eb61cc674ee d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/24 08:16 upstream 7eb61cc674ee d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/23 21:09 upstream 3d5f968a177d d7d32352 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/21 19:24 upstream b311c1b497e5 db5852f9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/21 05:17 upstream 521b1e7f4cf0 9f0ab3fb .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/20 16:21 upstream 6e4436539ae1 9f0ab3fb .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/20 14:25 upstream 6e4436539ae1 9f0ab3fb .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
2024/08/20 05:26 upstream b0da640826ba 9f0ab3fb .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in get_taint
* Struck through repros no longer work on HEAD.