linux-kernel - Re: [syzbot] [input?] WARNING in bcm5974_start_traffic/usb_submit

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Message-ID: <00000000000078d84e06162fa3fb@google.com>
Date: Mon, 15 Apr 2024 22:02:02 -0700
From: syzbot <syzbot+b064b5599f18f7ebb1e1@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org, mukattreyee@...il.com, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [input?] WARNING in bcm5974_start_traffic/usb_submit_urb (2)

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
WARNING in bcm5974_start_traffic/usb_submit_urb

------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 1 PID: 6593 at drivers/usb/core/urb.c:504 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 1 PID: 6593 Comm: udevd Not tainted 6.9.0-rc4-syzkaller-g96fca68c4fbf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)
pc : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
lr : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
sp : ffff8000a0a473b0
x29: ffff8000a0a473f0 x28: ffff0000c247f000 x27: 0000000000000001
x26: ffff80008c6a23a8 x25: ffff0000c522f0a0 x24: ffff0000cbee4f50
x23: ffff80008c6a8ec0 x22: dfff800000000000 x21: 0000000000000002
x20: 0000000000000cc0 x19: ffff0000cbee4f00 x18: 0000000000000008
x17: 0000000000000000 x16: ffff80008ae75488 x15: 0000000000000001
x14: 1fffe000367bda02 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000002 x10: 0000000000ff0100 x9 : 399e84fd1d74f400
x8 : 399e84fd1d74f400 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff8000a0a46b18 x4 : ffff80008ef75060 x3 : ffff8000805e616c
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
 bcm5974_start_traffic+0xe0/0x154 drivers/input/mouse/bcm5974.c:799
 bcm5974_open+0x98/0x134 drivers/input/mouse/bcm5974.c:839
 input_open_device+0x170/0x29c drivers/input/input.c:654
 evdev_open_device drivers/input/evdev.c:400 [inline]
 evdev_open+0x308/0x4b4 drivers/input/evdev.c:487
 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414
 do_dentry_open+0x778/0x12b4 fs/open.c:955
 vfs_open+0x7c/0x90 fs/open.c:1089
 do_open fs/namei.c:3642 [inline]
 path_openat+0x1f6c/0x2830 fs/namei.c:3799
 do_filp_open+0x1bc/0x3cc fs/namei.c:3826
 do_sys_openat2+0x124/0x1b8 fs/open.c:1406
 do_sys_open fs/open.c:1421 [inline]
 __do_sys_openat fs/open.c:1437 [inline]
 __se_sys_openat fs/open.c:1432 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1432
 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
irq event stamp: 6980
hardirqs last  enabled at (6979): [<ffff8000803749b4>] __up_console_sem kernel/printk/printk.c:341 [inline]
hardirqs last  enabled at (6979): [<ffff8000803749b4>] __console_unlock kernel/printk/printk.c:2731 [inline]
hardirqs last  enabled at (6979): [<ffff8000803749b4>] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3050
hardirqs last disabled at (6980): [<ffff80008ae708d4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470
softirqs last  enabled at (6580): [<ffff800080031848>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (6578): [<ffff800080031814>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
bcm5974 1-1:1.0: could not read from device
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 6593 at drivers/usb/core/urb.c:504 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 PID: 6593 Comm: udevd Tainted: G        W          6.9.0-rc4-syzkaller-g96fca68c4fbf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)
pc : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
lr : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
sp : ffff8000a0a473b0
x29: ffff8000a0a473f0 x28: ffff0000d006f000 x27: 0000000000000001
x26: ffff80008c6a23a8 x25: ffff0000d3d5ac80 x24: ffff0000cfbc1350
x23: ffff80008c6a8ec0 x22: dfff800000000000 x21: 0000000000000002
x20: 0000000000000cc0 x19: ffff0000cfbc1300 x18: 0000000000000008
x17: 0000000000000000 x16: ffff80008ae75488 x15: 0000000000000001
x14: 1fffe000367b9202 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000002 x10: 0000000000ff0100 x9 : 399e84fd1d74f400
x8 : 399e84fd1d74f400 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff8000a0a46b18 x4 : ffff80008ef75060 x3 : ffff8000805e616c
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
 bcm5974_start_traffic+0xe0/0x154 drivers/input/mouse/bcm5974.c:799
 bcm5974_open+0x98/0x134 drivers/input/mouse/bcm5974.c:839
 input_open_device+0x170/0x29c drivers/input/input.c:654
 evdev_open_device drivers/input/evdev.c:400 [inline]
 evdev_open+0x308/0x4b4 drivers/input/evdev.c:487
 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414
 do_dentry_open+0x778/0x12b4 fs/open.c:955
 vfs_open+0x7c/0x90 fs/open.c:1089
 do_open fs/namei.c:3642 [inline]
 path_openat+0x1f6c/0x2830 fs/namei.c:3799
 do_filp_open+0x1bc/0x3cc fs/namei.c:3826
 do_sys_openat2+0x124/0x1b8 fs/open.c:1406
 do_sys_open fs/open.c:1421 [inline]
 __do_sys_openat fs/open.c:1437 [inline]
 __se_sys_openat fs/open.c:1432 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1432
 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
irq event stamp: 13636
hardirqs last  enabled at (13635): [<ffff8000803749b4>] __up_console_sem kernel/printk/printk.c:341 [inline]
hardirqs last  enabled at (13635): [<ffff8000803749b4>] __console_unlock kernel/printk/printk.c:2731 [inline]
hardirqs last  enabled at (13635): [<ffff8000803749b4>] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3050
hardirqs last disabled at (13636): [<ffff80008ae708d4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470
softirqs last  enabled at (13242): [<ffff800080031848>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (13240): [<ffff800080031814>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
bcm5974 1-1:1.0: could not read from device
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 6593 at drivers/usb/core/urb.c:504 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 PID: 6593 Comm: udevd Tainted: G        W          6.9.0-rc4-syzkaller-g96fca68c4fbf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)
pc : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
lr : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
sp : ffff8000a0a473b0
x29: ffff8000a0a473f0 x28: ffff0000d791f000 x27: 0000000000000001
x26: ffff80008c6a23a8 x25: ffff0000c2527c60 x24: ffff0000c9c89550
x23: ffff80008c6a8ec0 x22: dfff800000000000 x21: 0000000000000002
x20: 0000000000000cc0 x19: ffff0000c9c89500 x18: 0000000000000008
x17: 0000000000000000 x16: ffff80008ae75488 x15: 0000000000000001
x14: 1fffe000367b9202 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000002 x10: 0000000000ff0100 x9 : 399e84fd1d74f400
x8 : 399e84fd1d74f400 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff8000a0a46b18 x4 : ffff80008ef75060 x3 : ffff8000805e616c
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
 bcm5974_start_traffic+0xe0/0x154 drivers/input/mouse/bcm5974.c:799
 bcm5974_open+0x98/0x134 drivers/input/mouse/bcm5974.c:839
 input_open_device+0x170/0x29c drivers/input/input.c:654
 evdev_open_device drivers/input/evdev.c:400 [inline]
 evdev_open+0x308/0x4b4 drivers/input/evdev.c:487
 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414
 do_dentry_open+0x778/0x12b4 fs/open.c:955
 vfs_open+0x7c/0x90 fs/open.c:1089
 do_open fs/namei.c:3642 [inline]
 path_openat+0x1f6c/0x2830 fs/namei.c:3799
 do_filp_open+0x1bc/0x3cc fs/namei.c:3826
 do_sys_openat2+0x124/0x1b8 fs/open.c:1406
 do_sys_open fs/open.c:1421 [inline]
 __do_sys_openat fs/open.c:1437 [inline]
 __se_sys_openat fs/open.c:1432 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1432
 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
irq event stamp: 19686
hardirqs last  enabled at (19685): [<ffff8000803749b4>] __up_console_sem kernel/printk/printk.c:341 [inline]
hardirqs last  enabled at (19685): [<ffff8000803749b4>] __console_unlock kernel/printk/printk.c:2731 [inline]
hardirqs last  enabled at (19685): [<ffff8000803749b4>] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3050
hardirqs last disabled at (19686): [<ffff80008ae708d4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470
softirqs last  enabled at (19436): [<ffff800080031848>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (19434): [<ffff800080031814>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
bcm5974 1-1:1.0: could not read from device
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 6593 at drivers/usb/core/urb.c:504 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 PID: 6593 Comm: udevd Tainted: G        W          6.9.0-rc4-syzkaller-g96fca68c4fbf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)
pc : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
lr : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
sp : ffff8000a0a473b0
x29: ffff8000a0a473f0 x28: ffff0000d791e000 x27: 0000000000000001
x26: ffff80008c6a23a8 x25: ffff0000d4041580 x24: ffff0000cfdc4050
x23: ffff80008c6a8ec0 x22: dfff800000000000 x21: 0000000000000002
x20: 0000000000000cc0 x19: ffff0000cfdc4000 x18: 0000000000000008
x17: 0000000000000000 x16: ffff80008ae75488 x15: 0000000000000001
x14: 1fffe000367b9202 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000002 x10: 0000000000ff0100 x9 : 399e84fd1d74f400
x8 : 399e84fd1d74f400 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff8000a0a46b18 x4 : ffff80008ef75060 x3 : ffff8000805e616c
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
 bcm5974_start_traffic+0xe0/0x154 drivers/input/mouse/bcm5974.c:799
 bcm5974_open+0x98/0x134 drivers/input/mouse/bcm5974.c:839
 input_open_device+0x170/0x29c drivers/input/input.c:654
 evdev_open_device drivers/input/evdev.c:400 [inline]
 evdev_open+0x308/0x4b4 drivers/input/evdev.c:487
 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414
 do_dentry_open+0x778/0x12b4 fs/open.c:955
 vfs_open+0x7c/0x90 fs/open.c:1089
 do_open fs/namei.c:3642 [inline]
 path_openat+0x1f6c/0x2830 fs/namei.c:3799
 do_filp_open+0x1bc/0x3cc fs/namei.c:3826
 do_sys_openat2+0x124/0x1b8 fs/open.c:1406
 do_sys_open fs/open.c:1421 [inline]
 __do_sys_openat fs/open.c:1437 [inline]
 __se_sys_openat fs/open.c:1432 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1432
 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
irq event stamp: 25512
hardirqs last  enabled at (25511): [<ffff8000803749b4>] __up_console_sem kernel/printk/printk.c:341 [inline]
hardirqs last  enabled at (25511): [<ffff8000803749b4>] __console_unlock kernel/printk/printk.c:2731 [inline]
hardirqs last  enabled at (25511): [<ffff8000803749b4>] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3050
hardirqs last disabled at (25512): [<ffff80008ae708d4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470
softirqs last  enabled at (23142): [<ffff800080031848>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (23140): [<ffff800080031814>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
bcm5974 1-1:1.0: could not read from device
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 6593 at drivers/usb/core/urb.c:504 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 0 PID: 6593 Comm: udevd Tainted: G        W          6.9.0-rc4-syzkaller-g96fca68c4fbf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)
pc : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
lr : usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
sp : ffff8000a0a473b0
x29: ffff8000a0a473f0 x28: ffff0000e4099000 x27: 0000000000000001
x26: ffff80008c6a23a8 x25: ffff0000c23b2de0 x24: ffff0000d1773650
x23: ffff80008c6a8ec0 x22: dfff800000000000 x21: 0000000000000002
x20: 0000000000000cc0 x19: ffff0000d1773600 x18: 0000000000000008
x17: 0000000000000000 x16: ffff80008ae75488 x15: 0000000000000001
x14: 1fffe000367b9202 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000002 x10: 0000000000ff0100 x9 : 399e84fd1d74f400
x8 : 399e84fd1d74f400 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff8000a0a46b18 x4 : ffff80008ef75060 x3 : ffff8000805e616c
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 usb_submit_urb+0xa00/0x1434 drivers/usb/core/urb.c:503
 bcm5974_start_traffic+0xe0/0x154 drivers/input/mouse/bcm5974.c:799
 bcm5974_open+0x98/0x134 drivers/input/mouse/bcm5974.c:839
 input_open_device+0x170/0x29c drivers/input/input.c:654
 evdev_open_device drivers/input/evdev.c:400 [inline]
 evdev_open+0x308/0x4b4 drivers/input/evdev.c:487
 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414
 do_dentry_open+0x778/0x12b4 fs/open.c:955
 vfs_open+0x7c/0x90 fs/open.c:1089
 do_open fs/namei.c:3642 [inline]
 path_openat+0x1f6c/0x2830 fs/namei.c:3799
 do_filp_open+0x1bc/0x3cc fs/namei.c:3826
 do_sys_openat2+0x124/0x1b8 fs/open.c:1406
 do_sys_open fs/open.c:1421 [inline]
 __do_sys_openat fs/open.c:1437 [inline]
 __se_sys_openat fs/open.c:1432 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1432
 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
irq event stamp: 31378
hardirqs last  enabled at (31377): [<ffff8000803749b4>] __up_console_sem kernel/printk/printk.c:341 [inline]
hardirqs last  enabled at (31377): [<ffff8000803749b4>] __console_unlock kernel/printk/printk.c:2731 [inline]
hardirqs last  enabled at (31377): [<ffff8000803749b4>] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3050
hardirqs last disabled at (31378): [<ffff80008ae708d4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470
softirqs last  enabled at (28966): [<ffff800080031848>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (28964): [<ffff800080031814>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
bcm5974 1-1:1.0: could not read from device


Tested on:

commit:         96fca68c Merge tag 'nfsd-6.9-3' of git://git.kernel.or..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=152b3957180000
kernel config:  https://syzkaller.appspot.com/x/.config?x=fca646cf17cc616b
dashboard link: https://syzkaller.appspot.com/bug?extid=b064b5599f18f7ebb1e1
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
userspace arch: arm64

Note: no patches were applied.