FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
input: syz1 as /devices/virtual/input/input460
WARNING: CPU: 1 PID: 27881 at mm/slab_common.c:1031 kmalloc_slab+0x56/0x70 mm/slab_common.c:1031
kobject: 'event4' (00000000d8030cd5): kobject_add_internal: parent: 'input460', set: 'devices'
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 27881 Comm: syz-executor2 Not tainted 4.19.0-rc7+ #278
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
kobject: 'event4' (00000000d8030cd5): kobject_uevent_env
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
 panic+0x238/0x4e7 kernel/panic.c:184
kobject: 'loop3' (00000000989f98ed): kobject_uevent_env
kobject: 'loop3' (00000000989f98ed): fill_kobj_path: path = '/devices/virtual/block/loop3'
 __warn.cold.8+0x163/0x1ba kernel/panic.c:536
 report_bug+0x254/0x2d0 lib/bug.c:186
kobject: 'event4' (00000000d8030cd5): fill_kobj_path: path = '/devices/virtual/input/input460/event4'
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x1fc/0x4d0 arch/x86/kernel/traps.c:296
kobject: 'event4' (00000000d8030cd5): kobject_uevent_env
kobject: 'loop0' (000000005ef60f07): kobject_uevent_env
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:993
RIP: 0010:kmalloc_slab+0x56/0x70 mm/slab_common.c:1031
kobject: 'loop0' (000000005ef60f07): fill_kobj_path: path = '/devices/virtual/block/loop0'
Code: c5 60 ab 00 89 5d c3 48 85 ff b8 10 00 00 00 74 f4 83 ef 01 c1 ef 03 0f b6 87 80 aa 00 89 eb d8 31 c0 81 e6 00 02 00 00 75 db <0f> 0b 5d c3 48 8b 04 c5 a0 aa 00 89 5d c3 66 90 66 2e 0f 1f 84 00
RSP: 0018:ffff88017d877978 EFLAGS: 00010246
kobject: 'input462' (00000000d6d5e76d): kobject_add_internal: parent: 'input', set: 'devices'
RAX: 0000000000000000 RBX: 0000000080000000 RCX: ffffc90005e94000
RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000002000000020
RBP: ffff88017d877978 R08: ffff880185062440 R09: ffffed0039bba249
R10: ffff88017d877a48 R11: ffff8801cddd124f R12: 0000000000000000
kobject: 'loop3' (00000000989f98ed): kobject_uevent_env
R13: 0000000000000000 R14: ffff88018fd81340 R15: 00000000006080c0
 __do_kmalloc mm/slab.c:3713 [inline]
 __kmalloc+0x25/0x760 mm/slab.c:3727
kobject: 'loop3' (00000000989f98ed): fill_kobj_path: path = '/devices/virtual/block/loop3'
 kmalloc include/linux/slab.h:518 [inline]
 kzalloc include/linux/slab.h:707 [inline]
 input_mt_init_slots+0xe5/0x4a0 drivers/input/input-mt.c:52
 uinput_create_device drivers/input/misc/uinput.c:335 [inline]
 uinput_ioctl_handler.isra.10+0x2049/0x2540 drivers/input/misc/uinput.c:876
kobject: 'event4' (00000000d8030cd5): fill_kobj_path: path = '/devices/virtual/input/input460/event4'
 uinput_ioctl+0x4c/0x60 drivers/input/misc/uinput.c:1047
kobject: 'input462' (00000000d6d5e76d): kobject_uevent_env
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:501 [inline]
 do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685
kobject: '(null)' (0000000092fa70c5): kobject_cleanup, parent 00000000d8030cd5
 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702
 __do_sys_ioctl fs/ioctl.c:709 [inline]
 __se_sys_ioctl fs/ioctl.c:707 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707
kobject: '(null)' (0000000092fa70c5): calling ktype release
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
kobject: 'input462' (00000000d6d5e76d): fill_kobj_path: path = '/devices/virtual/input/input462'
kobject: 'input462' (00000000d6d5e76d): fill_kobj_path: path = '/devices/virtual/input/input462'
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457519
input: syz1 as /devices/virtual/input/input462
Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f36803d0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000457519
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000006
RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36803d16d4
R13: 00000000004c1223 R14: 00000000004d1e18 R15: 00000000ffffffff
CPU: 0 PID: 27876 Comm: syz-executor5 Not tainted 4.19.0-rc7+ #278
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 __do_kmalloc mm/slab.c:3716 [inline]
 __kmalloc+0x2d4/0x760 mm/slab.c:3727
 kmalloc include/linux/slab.h:518 [inline]
 sock_kmalloc+0x15a/0x1f0 net/core/sock.c:1983
 af_alg_alloc_areq+0x83/0x280 crypto/af_alg.c:1097
 _aead_recvmsg crypto/algif_aead.c:157 [inline]
 aead_recvmsg+0x49d/0x1ba0 crypto/algif_aead.c:334
 sock_recvmsg_nosec net/socket.c:794 [inline]
 sock_recvmsg+0xd0/0x110 net/socket.c:801
 sock_read_iter+0x39b/0x570 net/socket.c:878
 call_read_iter include/linux/fs.h:1802 [inline]
 do_iter_readv_writev+0x77c/0xa80 fs/read_write.c:678
 do_iter_read+0x26e/0x650 fs/read_write.c:922
 vfs_readv+0x175/0x1c0 fs/read_write.c:986
 do_readv+0x11a/0x310 fs/read_write.c:1019
 __do_sys_readv fs/read_write.c:1106 [inline]
 __se_sys_readv fs/read_write.c:1103 [inline]
 __x64_sys_readv+0x75/0xb0 fs/read_write.c:1103
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457519
Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007feafc1b7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013
RAX: ffffffffffffffda RBX: 00007feafc1b7c90 RCX: 0000000000457519
RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004
RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007feafc1b86d4
R13: 00000000004c3057 R14: 00000000004d4cb0 R15: 0000000000000005
Kernel Offset: disabled
Rebooting in 86400 seconds..