general protection fault in __device_attach (2)
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syzbot
Jan 2, 2023, 10:10:32 PM1/2/23
to syzkaller-a...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: a8aad8851131 ANDROID: GKI: enable mulitcolor-led
git tree: android12-5.4
console output: https://syzkaller.appspot.com/x/log.txt?x=13cd53a2480000
kernel config: https://syzkaller.appspot.com/x/.config?x=b4f7fdc1fca3154e
dashboard link: https://syzkaller.appspot.com/bug?extid=f4e91ec8dbc8d4e1d02c
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/71fa3d1afcd2/disk-a8aad885.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6d25e2985873/vmlinux-a8aad885.xz
kernel image: https://storage.googleapis.com/syzbot-assets/97866ff1e151/bzImage-a8aad885.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f4e91e...@syzkaller.appspotmail.com
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 31666 Comm: syz-executor.2 Not tainted 5.4.219-syzkaller-00012-ga8aad8851131 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881e5a07980 EFLAGS: 00010202
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881e5a07900
RBP: ffff8881e5a07a50 R08: dffffc0000000000 R09: ffffed103cb40f21
R10: ffffed103cb40f21 R11: 1ffff1103cb40f20 R12: ffff8881d00b3030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007faf8db31700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf8eed7d20 CR3: 00000001e49eb000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
proc_ioctl+0x434/0x600 drivers/usb/core/devio.c:2259
proc_ioctl_compat+0x181/0x270 drivers/usb/core/devio.c:2308
usbdev_do_ioctl+0x11e3/0x1ce0 drivers/usb/core/devio.c:2624
usbdev_ioctl+0x1e/0x30 drivers/usb/core/devio.c:2710
do_vfs_ioctl+0x744/0x1730 fs/ioctl.c:47
ksys_ioctl fs/ioctl.c:742 [inline]
__do_sys_ioctl fs/ioctl.c:749 [inline]
__se_sys_ioctl fs/ioctl.c:747 [inline]
__x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
do_syscall_64+0xcb/0x1c0 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
---[ end trace 4fe171d40170ad8f ]---
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881e5a07980 EFLAGS: 00010202
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881e5a07900
RBP: ffff8881e5a07a50 R08: dffffc0000000000 R09: ffffed103cb40f21
R10: ffffed103cb40f21 R11: 1ffff1103cb40f20 R12: ffff8881d00b3030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007faf8db31700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf8eed7d20 CR3: 00000001e49eb000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 5c pop %rsp
1: 24 68 and $0x68,%al
3: 48 89 d8 mov %rbx,%rax
6: 48 c1 e8 03 shr $0x3,%rax
a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
f: 74 08 je 0x19
11: 48 89 df mov %rbx,%rdi
14: e8 0d 92 03 ff callq 0xff039226
19: 4c 8b 2b mov (%rbx),%r13
1c: 49 8d 9d c8 00 00 00 lea 0xc8(%r13),%rbx
23: 48 89 d8 mov %rbx,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 42 8a 04 30 mov (%rax,%r14,1),%al <-- trapping instruction
2e: 84 c0 test %al,%al
30: 0f 85 6d 03 00 00 jne 0x3a3
36: 0f b6 1b movzbl (%rbx),%ebx
39: 89 de mov %ebx,%esi
3b: 83 e6 01 and $0x1,%esi
3e: 45 rex.RB
3f: 31 .byte 0x31
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following issue on:
HEAD commit: a8aad8851131 ANDROID: GKI: enable mulitcolor-led
git tree: android12-5.4
console output: https://syzkaller.appspot.com/x/log.txt?x=13cd53a2480000
kernel config: https://syzkaller.appspot.com/x/.config?x=b4f7fdc1fca3154e
dashboard link: https://syzkaller.appspot.com/bug?extid=f4e91ec8dbc8d4e1d02c
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/71fa3d1afcd2/disk-a8aad885.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6d25e2985873/vmlinux-a8aad885.xz
kernel image: https://storage.googleapis.com/syzbot-assets/97866ff1e151/bzImage-a8aad885.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f4e91e...@syzkaller.appspotmail.com
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 31666 Comm: syz-executor.2 Not tainted 5.4.219-syzkaller-00012-ga8aad8851131 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881e5a07980 EFLAGS: 00010202
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881e5a07900
RBP: ffff8881e5a07a50 R08: dffffc0000000000 R09: ffffed103cb40f21
R10: ffffed103cb40f21 R11: 1ffff1103cb40f20 R12: ffff8881d00b3030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007faf8db31700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf8eed7d20 CR3: 00000001e49eb000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
proc_ioctl+0x434/0x600 drivers/usb/core/devio.c:2259
proc_ioctl_compat+0x181/0x270 drivers/usb/core/devio.c:2308
usbdev_do_ioctl+0x11e3/0x1ce0 drivers/usb/core/devio.c:2624
usbdev_ioctl+0x1e/0x30 drivers/usb/core/devio.c:2710
do_vfs_ioctl+0x744/0x1730 fs/ioctl.c:47
ksys_ioctl fs/ioctl.c:742 [inline]
__do_sys_ioctl fs/ioctl.c:749 [inline]
__se_sys_ioctl fs/ioctl.c:747 [inline]
__x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
do_syscall_64+0xcb/0x1c0 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
---[ end trace 4fe171d40170ad8f ]---
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881e5a07980 EFLAGS: 00010202
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881e5a07900
RBP: ffff8881e5a07a50 R08: dffffc0000000000 R09: ffffed103cb40f21
R10: ffffed103cb40f21 R11: 1ffff1103cb40f20 R12: ffff8881d00b3030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007faf8db31700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf8eed7d20 CR3: 00000001e49eb000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 5c pop %rsp
1: 24 68 and $0x68,%al
3: 48 89 d8 mov %rbx,%rax
6: 48 c1 e8 03 shr $0x3,%rax
a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
f: 74 08 je 0x19
11: 48 89 df mov %rbx,%rdi
14: e8 0d 92 03 ff callq 0xff039226
19: 4c 8b 2b mov (%rbx),%r13
1c: 49 8d 9d c8 00 00 00 lea 0xc8(%r13),%rbx
23: 48 89 d8 mov %rbx,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 42 8a 04 30 mov (%rax,%r14,1),%al <-- trapping instruction
2e: 84 c0 test %al,%al
30: 0f 85 6d 03 00 00 jne 0x3a3
36: 0f b6 1b movzbl (%rbx),%ebx
39: 89 de mov %ebx,%esi
3b: 83 e6 01 and $0x1,%esi
3e: 45 rex.RB
3f: 31 .byte 0x31
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot
Jan 3, 2023, 1:00:37 AM1/3/23
to syzkaller-a...@googlegroups.com
syzbot has found a reproducer for the following issue on:
HEAD commit: a8aad8851131 ANDROID: GKI: enable mulitcolor-led
git tree: android12-5.4
console+strace: https://syzkaller.appspot.com/x/log.txt?x=1053bc24480000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/71fa3d1afcd2/disk-a8aad885.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6d25e2985873/vmlinux-a8aad885.xz
kernel image: https://storage.googleapis.com/syzbot-assets/97866ff1e151/bzImage-a8aad885.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f4e91e...@syzkaller.appspotmail.com
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 986 Comm: syz-executor.1 Not tainted 5.4.219-syzkaller-00012-ga8aad8851131 #0
RBP: ffff8881e7717a50 R08: dffffc0000000000 R09: ffffed103cee2f21
R10: ffffed103cee2f21 R11: 1ffff1103cee2f20 R12: ffff8881e7977030
RBP: ffff8881e7717a50 R08: dffffc0000000000 R09: ffffed103cee2f21
R10: ffffed103cee2f21 R11: 1ffff1103cee2f20 R12: ffff8881e7977030
HEAD commit: a8aad8851131 ANDROID: GKI: enable mulitcolor-led
git tree: android12-5.4
kernel config: https://syzkaller.appspot.com/x/.config?x=b4f7fdc1fca3154e
dashboard link: https://syzkaller.appspot.com/bug?extid=f4e91ec8dbc8d4e1d02c
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=151c770a480000
dashboard link: https://syzkaller.appspot.com/bug?extid=f4e91ec8dbc8d4e1d02c
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/71fa3d1afcd2/disk-a8aad885.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6d25e2985873/vmlinux-a8aad885.xz
kernel image: https://storage.googleapis.com/syzbot-assets/97866ff1e151/bzImage-a8aad885.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f4e91e...@syzkaller.appspotmail.com
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881e7717980 EFLAGS: 00010202
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881e7717900
RBP: ffff8881e7717a50 R08: dffffc0000000000 R09: ffffed103cee2f21
R10: ffffed103cee2f21 R11: 1ffff1103cee2f20 R12: ffff8881e7977030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007f7b504f4700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe9f36abd38 CR3: 00000001e8fee000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
proc_ioctl+0x434/0x600 drivers/usb/core/devio.c:2259
proc_ioctl_compat+0x181/0x270 drivers/usb/core/devio.c:2308
usbdev_do_ioctl+0x11e3/0x1ce0 drivers/usb/core/devio.c:2624
usbdev_ioctl+0x1e/0x30 drivers/usb/core/devio.c:2710
do_vfs_ioctl+0x744/0x1730 fs/ioctl.c:47
ksys_ioctl fs/ioctl.c:742 [inline]
__do_sys_ioctl fs/ioctl.c:749 [inline]
__se_sys_ioctl fs/ioctl.c:747 [inline]
__x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
do_syscall_64+0xcb/0x1c0 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
---[ end trace b754905063a28469 ]---
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
proc_ioctl+0x434/0x600 drivers/usb/core/devio.c:2259
proc_ioctl_compat+0x181/0x270 drivers/usb/core/devio.c:2308
usbdev_do_ioctl+0x11e3/0x1ce0 drivers/usb/core/devio.c:2624
usbdev_ioctl+0x1e/0x30 drivers/usb/core/devio.c:2710
do_vfs_ioctl+0x744/0x1730 fs/ioctl.c:47
ksys_ioctl fs/ioctl.c:742 [inline]
__do_sys_ioctl fs/ioctl.c:749 [inline]
__se_sys_ioctl fs/ioctl.c:747 [inline]
__x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
do_syscall_64+0xcb/0x1c0 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881e7717980 EFLAGS: 00010202
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881e7717900
RBP: ffff8881e7717a50 R08: dffffc0000000000 R09: ffffed103cee2f21
R10: ffffed103cee2f21 R11: 1ffff1103cee2f20 R12: ffff8881e7977030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007f7b504f4700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe9f36abd38 CR3: 00000001e8fee000 CR4: 00000000003406f0
syzbot
Jan 3, 2023, 10:59:40 AM1/3/23
to syzkaller-a...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 003c389455eb Merge 5.10.160 into android12-5.10-lts
git tree: android12-5.10-lts
console+strace: https://syzkaller.appspot.com/x/log.txt?x=10cf6e52480000
kernel config: https://syzkaller.appspot.com/x/.config?x=ce128396c79a61d9
dashboard link: https://syzkaller.appspot.com/bug?extid=476ae637e1924eafc649
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10f9a9aa480000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/722a669278a6/disk-003c3894.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/f7a09169d423/vmlinux-003c3894.xz
kernel image: https://storage.googleapis.com/syzbot-assets/4c5efdf62a59/bzImage-003c3894.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+476ae6...@syzkaller.appspotmail.com
general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7]
CPU: 1 PID: 404 Comm: syz-executor711 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 9d b9 de fe 4c 8b 2b 49 8d 9d d0 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 d9 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffffc90000bb7500 EFLAGS: 00010202
RAX: 000000000000001a RBX: 00000000000000d0 RCX: ffff88810659bb40
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000bb7480
RBP: ffffc90000bb75d0 R08: dffffc0000000000 R09: fffff52000176e91
R10: fffff52000176e91 R11: 1ffff92000176e90 R12: ffff888118246830
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888118246830
FS: 00005555564cc300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
proc_ioctl+0x41e/0x600 drivers/usb/core/devio.c:2262
proc_ioctl_default drivers/usb/core/devio.c:2297 [inline]
usbdev_do_ioctl drivers/usb/core/devio.c:2653 [inline]
usbdev_ioctl+0x367f/0x6c90 drivers/usb/core/devio.c:2713
vfs_ioctl fs/ioctl.c:48 [inline]
__do_sys_ioctl fs/ioctl.c:753 [inline]
__se_sys_ioctl+0x115/0x190 fs/ioctl.c:739
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:739
do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7fc1d3d94869
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffef14ebc88 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fc1d3dd8184 RCX: 00007fc1d3d94869
RDX: 0000000020000040 RSI: 00000000c0105512 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffef14eb700 R11: 0000000000000246 R12: 00000000000066d2
R13: 00007ffef14ebc9c R14: 00007ffef14ebcc0 R15: 00007ffef14ebcb0
Modules linked in:
---[ end trace 2d1ae9bee74eec76 ]---
RIP: 0010:__device_attach+0xb4/0x530 drivers/base/dd.c:903
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 9d b9 de fe 4c 8b 2b 49 8d 9d d0 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 d9 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffffc90000bb7500 EFLAGS: 00010202
RAX: 000000000000001a RBX: 00000000000000d0 RCX: ffff88810659bb40
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000bb7480
RBP: ffffc90000bb75d0 R08: dffffc0000000000 R09: fffff52000176e91
R10: fffff52000176e91 R11: 1ffff92000176e90 R12: ffff888118246830
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888118246830
FS: 00005555564cc300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
https://goo.gl/tpsmEJ#testing-patches
syzbot found the following issue on:
HEAD commit: 003c389455eb Merge 5.10.160 into android12-5.10-lts
git tree: android12-5.10-lts
console+strace: https://syzkaller.appspot.com/x/log.txt?x=10cf6e52480000
kernel config: https://syzkaller.appspot.com/x/.config?x=ce128396c79a61d9
dashboard link: https://syzkaller.appspot.com/bug?extid=476ae637e1924eafc649
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16933384480000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10f9a9aa480000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/722a669278a6/disk-003c3894.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/f7a09169d423/vmlinux-003c3894.xz
kernel image: https://storage.googleapis.com/syzbot-assets/4c5efdf62a59/bzImage-003c3894.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7]
CPU: 1 PID: 404 Comm: syz-executor711 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:__device_attach+0xb4/0x530 drivers/base/dd.c:903
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 9d b9 de fe 4c 8b 2b 49 8d 9d d0 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 d9 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffffc90000bb7500 EFLAGS: 00010202
RAX: 000000000000001a RBX: 00000000000000d0 RCX: ffff88810659bb40
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000bb7480
RBP: ffffc90000bb75d0 R08: dffffc0000000000 R09: fffff52000176e91
R10: fffff52000176e91 R11: 1ffff92000176e90 R12: ffff888118246830
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888118246830
FS: 00005555564cc300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc1d3e05130 CR3: 000000010915a000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
device_attach+0x17/0x20 drivers/base/dd.c:970
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
proc_ioctl+0x41e/0x600 drivers/usb/core/devio.c:2262
proc_ioctl_default drivers/usb/core/devio.c:2297 [inline]
usbdev_do_ioctl drivers/usb/core/devio.c:2653 [inline]
usbdev_ioctl+0x367f/0x6c90 drivers/usb/core/devio.c:2713
vfs_ioctl fs/ioctl.c:48 [inline]
__do_sys_ioctl fs/ioctl.c:753 [inline]
__se_sys_ioctl+0x115/0x190 fs/ioctl.c:739
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:739
do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7fc1d3d94869
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffef14ebc88 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fc1d3dd8184 RCX: 00007fc1d3d94869
RDX: 0000000020000040 RSI: 00000000c0105512 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffef14eb700 R11: 0000000000000246 R12: 00000000000066d2
R13: 00007ffef14ebc9c R14: 00007ffef14ebcc0 R15: 00007ffef14ebcb0
Modules linked in:
---[ end trace 2d1ae9bee74eec76 ]---
RIP: 0010:__device_attach+0xb4/0x530 drivers/base/dd.c:903
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 9d b9 de fe 4c 8b 2b 49 8d 9d d0 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 d9 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffffc90000bb7500 EFLAGS: 00010202
RAX: 000000000000001a RBX: 00000000000000d0 RCX: ffff88810659bb40
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000bb7480
RBP: ffffc90000bb75d0 R08: dffffc0000000000 R09: fffff52000176e91
R10: fffff52000176e91 R11: 1ffff92000176e90 R12: ffff888118246830
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888118246830
FS: 00005555564cc300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc1d3e05130 CR3: 000000010915a000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 5c pop %rsp
1: 24 68 and $0x68,%al
3: 48 89 d8 mov %rbx,%rax
6: 48 c1 e8 03 shr $0x3,%rax
a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
f: 74 08 je 0x19
11: 48 89 df mov %rbx,%rdi
14: e8 9d b9 de fe callq 0xfedeb9b6
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 5c pop %rsp
1: 24 68 and $0x68,%al
3: 48 89 d8 mov %rbx,%rax
6: 48 c1 e8 03 shr $0x3,%rax
a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
f: 74 08 je 0x19
11: 48 89 df mov %rbx,%rdi
19: 4c 8b 2b mov (%rbx),%r13
1c: 49 8d 9d d0 00 00 00 lea 0xd0(%r13),%rbx
23: 48 89 d8 mov %rbx,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 42 8a 04 30 mov (%rax,%r14,1),%al <-- trapping instruction
2e: 84 c0 test %al,%al
30: 0f 85 d9 03 00 00 jne 0x40f
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 42 8a 04 30 mov (%rax,%r14,1),%al <-- trapping instruction
2e: 84 c0 test %al,%al
36: 0f b6 1b movzbl (%rbx),%ebx
39: 89 de mov %ebx,%esi
3b: 83 e6 01 and $0x1,%esi
3e: 45 rex.RB
3f: 31 .byte 0x31
39: 89 de mov %ebx,%esi
3b: 83 e6 01 and $0x1,%esi
3e: 45 rex.RB
3f: 31 .byte 0x31
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot can test patches for this issue, for details see:
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
https://goo.gl/tpsmEJ#testing-patches
syzbot
Jan 3, 2023, 12:54:38 PM1/3/23
to syzkaller-a...@googlegroups.com
syzbot has found a reproducer for the following issue on:
HEAD commit: a8aad8851131 ANDROID: GKI: enable mulitcolor-led
git tree: android12-5.4
console+strace: https://syzkaller.appspot.com/x/log.txt?x=152d67f2480000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17568684480000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/71fa3d1afcd2/disk-a8aad885.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6d25e2985873/vmlinux-a8aad885.xz
kernel image: https://storage.googleapis.com/syzbot-assets/97866ff1e151/bzImage-a8aad885.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f4e91e...@syzkaller.appspotmail.com
RBP: ffff8881dcc97a90 R08: dffffc0000000000 R09: ffffed103b992f29
R10: ffffed103b992f29 R11: 1ffff1103b992f28 R12: ffff8881dd610030
usbdev_do_ioctl+0x129f/0x1ce0 drivers/usb/core/devio.c:2650
RBP: ffff8881dcc97a90 R08: dffffc0000000000 R09: ffffed103b992f29
R10: ffffed103b992f29 R11: 1ffff1103b992f28 R12: ffff8881dd610030
HEAD commit: a8aad8851131 ANDROID: GKI: enable mulitcolor-led
git tree: android12-5.4
kernel config: https://syzkaller.appspot.com/x/.config?x=b4f7fdc1fca3154e
dashboard link: https://syzkaller.appspot.com/bug?extid=f4e91ec8dbc8d4e1d02c
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17ffb91a480000
dashboard link: https://syzkaller.appspot.com/bug?extid=f4e91ec8dbc8d4e1d02c
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17568684480000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/71fa3d1afcd2/disk-a8aad885.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6d25e2985873/vmlinux-a8aad885.xz
kernel image: https://storage.googleapis.com/syzbot-assets/97866ff1e151/bzImage-a8aad885.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f4e91e...@syzkaller.appspotmail.com
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 334 Comm: syz-executor188 Not tainted 5.4.219-syzkaller-00012-ga8aad8851131 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881dcc979c0 EFLAGS: 00010202
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881dcc97940
RBP: ffff8881dcc97a90 R08: dffffc0000000000 R09: ffffed103b992f29
R10: ffffed103b992f29 R11: 1ffff1103b992f28 R12: ffff8881dd610030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007f086a014700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f086a013ed8 CR3: 00000001dcc0c000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
proc_ioctl+0x434/0x600 drivers/usb/core/devio.c:2259
proc_ioctl_default+0xb9/0xf0 drivers/usb/core/devio.c:2294
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
proc_ioctl+0x434/0x600 drivers/usb/core/devio.c:2259
usbdev_do_ioctl+0x129f/0x1ce0 drivers/usb/core/devio.c:2650
usbdev_ioctl+0x1e/0x30 drivers/usb/core/devio.c:2710
do_vfs_ioctl+0x744/0x1730 fs/ioctl.c:47
ksys_ioctl fs/ioctl.c:742 [inline]
__do_sys_ioctl fs/ioctl.c:749 [inline]
__se_sys_ioctl fs/ioctl.c:747 [inline]
__x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
do_syscall_64+0xcb/0x1c0 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
---[ end trace 82658a19b60e6195 ]---
do_vfs_ioctl+0x744/0x1730 fs/ioctl.c:47
ksys_ioctl fs/ioctl.c:742 [inline]
__do_sys_ioctl fs/ioctl.c:749 [inline]
__se_sys_ioctl fs/ioctl.c:747 [inline]
__x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
do_syscall_64+0xcb/0x1c0 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
RIP: 0010:__device_attach+0xb4/0x4c0 drivers/base/dd.c:909
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RSP: 0018:ffff8881dcc979c0 EFLAGS: 00010202
Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 0d 92 03 ff 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 6d 03 00 00 0f b6 1b 89 de 83 e6 01 45 31
RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff84442d46
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881dcc97940
RBP: ffff8881dcc97a90 R08: dffffc0000000000 R09: ffffed103b992f29
R10: ffffed103b992f29 R11: 1ffff1103b992f28 R12: ffff8881dd610030
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007f086a014700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f086a013ed8 CR3: 00000001dcc0c000 CR4: 00000000003406f0
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