INFO: trying to register non-static key in ath9k_htc_rxep
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syzbot
Jun 18, 2020, 4:57:16 PM6/18/20
to andre...@google.com, ath9k...@qca.qualcomm.com, da...@davemloft.net, ku...@kernel.org, kv...@codeaurora.org, linux-...@vger.kernel.org, linu...@vger.kernel.org, linux-w...@vger.kernel.org, net...@vger.kernel.org, syzkall...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: b791d1bd Merge tag 'locking-kcsan-2020-06-11' of git://git..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=1522cc25100000
kernel config: https://syzkaller.appspot.com/x/.config?x=16c2467d4b6dbee2
dashboard link: https://syzkaller.appspot.com/bug?extid=4d2d56175b934b9a7bf9
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+4d2d56...@syzkaller.appspotmail.com
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 355 Comm: syz-executor.2 Not tainted 5.7.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0xf6/0x16e lib/dump_stack.c:118
assign_lock_key kernel/locking/lockdep.c:894 [inline]
register_lock_class+0x1442/0x17e0 kernel/locking/lockdep.c:1206
__lock_acquire+0x101/0x6270 kernel/locking/lockdep.c:4259
lock_acquire+0x18b/0x7c0 kernel/locking/lockdep.c:4959
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x32/0x50 kernel/locking/spinlock.c:159
ath9k_htc_rxep+0x31/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1128
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x178/0x1a0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:546 [inline]
smp_apic_timer_interrupt+0x141/0x540 arch/x86/kernel/apic/apic.c:1107
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:85 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x3b/0x40 kernel/locking/spinlock.c:191
Code: e8 1a 69 8d fb 48 89 ef e8 42 5d 8e fb f6 c7 02 75 11 53 9d e8 26 e6 ab fb 65 ff 0d 57 e4 68 7a 5b 5d c3 e8 e7 de ab fb 53 9d <eb> ed 0f 1f 00 55 48 89 fd 65 ff 05 3d e4 68 7a 45 31 c9 41 b8 01
RSP: 0018:ffff8881ae06fba0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000246 RCX: 1ffffffff0fd4d4a
RDX: 1ffff11039bbe747 RSI: 0000000000000000 RDI: ffff8881cddf3a38
RBP: ffff8881db228400 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8881db228480 R14: ffff8881ae06fdf8 R15: ffff8881db228400
unlock_hrtimer_base kernel/time/hrtimer.c:898 [inline]
hrtimer_start_range_ns+0x5cd/0xb50 kernel/time/hrtimer.c:1136
hrtimer_start_expires include/linux/hrtimer.h:435 [inline]
hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1800 [inline]
do_nanosleep+0x1b9/0x650 kernel/time/hrtimer.c:1876
hrtimer_nanosleep+0x1df/0x3a0 kernel/time/hrtimer.c:1932
__do_sys_nanosleep kernel/time/hrtimer.c:1966 [inline]
__se_sys_nanosleep kernel/time/hrtimer.c:1953 [inline]
__x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:1953
do_syscall_64+0xb6/0x5a0 arch/x86/entry/common.c:295
entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x45af70
Code: Bad RIP value.
RSP: 002b:00007fff27bba8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
RAX: ffffffffffffffda RBX: 000000000009722e RCX: 000000000045af70
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff27bba8f0
RBP: 00000000000001de R08: 0000000000000001 R09: 0000000001410940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff27bba940 R14: 000000000009722e R15: 00007fff27bba950
BUG: unable to handle page fault for address: ffffffffffffffc8
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 7026067 P4D 7026067 PUD 7028067 PMD 0
Oops: 0000 [#1] SMP KASAN
CPU: 0 PID: 355 Comm: syz-executor.2 Not tainted 5.7.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1130
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 90 fd 61 fe 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 cd fe 61 fe 45 84 ff 75 a8 e8 63 fd
RSP: 0018:ffff8881db209870 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc900004a7000
RDX: 0000000000040000 RSI: ffffffff82ddb320 RDI: ffff8881db2097e0
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b6412fd
R10: 0000000000000003 R11: ffffed103b6412fc R12: ffff8881ac34b4d8
R13: ffff8881ac34b0a0 R14: ffff8881ac34b4e8 R15: ffffed10392efc10
FS: 0000000001410940(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 00000001ae02b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x178/0x1a0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:546 [inline]
smp_apic_timer_interrupt+0x141/0x540 arch/x86/kernel/apic/apic.c:1107
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:85 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x3b/0x40 kernel/locking/spinlock.c:191
Code: e8 1a 69 8d fb 48 89 ef e8 42 5d 8e fb f6 c7 02 75 11 53 9d e8 26 e6 ab fb 65 ff 0d 57 e4 68 7a 5b 5d c3 e8 e7 de ab fb 53 9d <eb> ed 0f 1f 00 55 48 89 fd 65 ff 05 3d e4 68 7a 45 31 c9 41 b8 01
RSP: 0018:ffff8881ae06fba0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000246 RCX: 1ffffffff0fd4d4a
RDX: 1ffff11039bbe747 RSI: 0000000000000000 RDI: ffff8881cddf3a38
RBP: ffff8881db228400 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8881db228480 R14: ffff8881ae06fdf8 R15: ffff8881db228400
unlock_hrtimer_base kernel/time/hrtimer.c:898 [inline]
hrtimer_start_range_ns+0x5cd/0xb50 kernel/time/hrtimer.c:1136
hrtimer_start_expires include/linux/hrtimer.h:435 [inline]
hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1800 [inline]
do_nanosleep+0x1b9/0x650 kernel/time/hrtimer.c:1876
hrtimer_nanosleep+0x1df/0x3a0 kernel/time/hrtimer.c:1932
__do_sys_nanosleep kernel/time/hrtimer.c:1966 [inline]
__se_sys_nanosleep kernel/time/hrtimer.c:1953 [inline]
__x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:1953
do_syscall_64+0xb6/0x5a0 arch/x86/entry/common.c:295
entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x45af70
Code: Bad RIP value.
RSP: 002b:00007fff27bba8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
RAX: ffffffffffffffda RBX: 000000000009722e RCX: 000000000045af70
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff27bba8f0
RBP: 00000000000001de R08: 0000000000000001 R09: 0000000001410940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff27bba940 R14: 000000000009722e R15: 00007fff27bba950
Modules linked in:
CR2: ffffffffffffffc8
---[ end trace 4488f3a2c836a427 ]---
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1130
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 90 fd 61 fe 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 cd fe 61 fe 45 84 ff 75 a8 e8 63 fd
RSP: 0018:ffff8881db209870 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc900004a7000
RDX: 0000000000040000 RSI: ffffffff82ddb320 RDI: ffff8881db2097e0
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b6412fd
R10: 0000000000000003 R11: ffffed103b6412fc R12: ffff8881ac34b4d8
R13: ffff8881ac34b0a0 R14: ffff8881ac34b4e8 R15: ffffed10392efc10
FS: 0000000001410940(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 00000001ae02b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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syzbot found the following crash on:
HEAD commit: b791d1bd Merge tag 'locking-kcsan-2020-06-11' of git://git..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=1522cc25100000
kernel config: https://syzkaller.appspot.com/x/.config?x=16c2467d4b6dbee2
dashboard link: https://syzkaller.appspot.com/bug?extid=4d2d56175b934b9a7bf9
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+4d2d56...@syzkaller.appspotmail.com
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 355 Comm: syz-executor.2 Not tainted 5.7.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0xf6/0x16e lib/dump_stack.c:118
assign_lock_key kernel/locking/lockdep.c:894 [inline]
register_lock_class+0x1442/0x17e0 kernel/locking/lockdep.c:1206
__lock_acquire+0x101/0x6270 kernel/locking/lockdep.c:4259
lock_acquire+0x18b/0x7c0 kernel/locking/lockdep.c:4959
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x32/0x50 kernel/locking/spinlock.c:159
ath9k_htc_rxep+0x31/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1128
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x178/0x1a0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:546 [inline]
smp_apic_timer_interrupt+0x141/0x540 arch/x86/kernel/apic/apic.c:1107
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:85 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x3b/0x40 kernel/locking/spinlock.c:191
Code: e8 1a 69 8d fb 48 89 ef e8 42 5d 8e fb f6 c7 02 75 11 53 9d e8 26 e6 ab fb 65 ff 0d 57 e4 68 7a 5b 5d c3 e8 e7 de ab fb 53 9d <eb> ed 0f 1f 00 55 48 89 fd 65 ff 05 3d e4 68 7a 45 31 c9 41 b8 01
RSP: 0018:ffff8881ae06fba0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000246 RCX: 1ffffffff0fd4d4a
RDX: 1ffff11039bbe747 RSI: 0000000000000000 RDI: ffff8881cddf3a38
RBP: ffff8881db228400 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8881db228480 R14: ffff8881ae06fdf8 R15: ffff8881db228400
unlock_hrtimer_base kernel/time/hrtimer.c:898 [inline]
hrtimer_start_range_ns+0x5cd/0xb50 kernel/time/hrtimer.c:1136
hrtimer_start_expires include/linux/hrtimer.h:435 [inline]
hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1800 [inline]
do_nanosleep+0x1b9/0x650 kernel/time/hrtimer.c:1876
hrtimer_nanosleep+0x1df/0x3a0 kernel/time/hrtimer.c:1932
__do_sys_nanosleep kernel/time/hrtimer.c:1966 [inline]
__se_sys_nanosleep kernel/time/hrtimer.c:1953 [inline]
__x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:1953
do_syscall_64+0xb6/0x5a0 arch/x86/entry/common.c:295
entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x45af70
Code: Bad RIP value.
RSP: 002b:00007fff27bba8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
RAX: ffffffffffffffda RBX: 000000000009722e RCX: 000000000045af70
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff27bba8f0
RBP: 00000000000001de R08: 0000000000000001 R09: 0000000001410940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff27bba940 R14: 000000000009722e R15: 00007fff27bba950
BUG: unable to handle page fault for address: ffffffffffffffc8
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 7026067 P4D 7026067 PUD 7028067 PMD 0
Oops: 0000 [#1] SMP KASAN
CPU: 0 PID: 355 Comm: syz-executor.2 Not tainted 5.7.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1130
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 90 fd 61 fe 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 cd fe 61 fe 45 84 ff 75 a8 e8 63 fd
RSP: 0018:ffff8881db209870 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc900004a7000
RDX: 0000000000040000 RSI: ffffffff82ddb320 RDI: ffff8881db2097e0
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b6412fd
R10: 0000000000000003 R11: ffffed103b6412fc R12: ffff8881ac34b4d8
R13: ffff8881ac34b0a0 R14: ffff8881ac34b4e8 R15: ffffed10392efc10
FS: 0000000001410940(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 00000001ae02b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x178/0x1a0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:546 [inline]
smp_apic_timer_interrupt+0x141/0x540 arch/x86/kernel/apic/apic.c:1107
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829
</IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:85 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x3b/0x40 kernel/locking/spinlock.c:191
Code: e8 1a 69 8d fb 48 89 ef e8 42 5d 8e fb f6 c7 02 75 11 53 9d e8 26 e6 ab fb 65 ff 0d 57 e4 68 7a 5b 5d c3 e8 e7 de ab fb 53 9d <eb> ed 0f 1f 00 55 48 89 fd 65 ff 05 3d e4 68 7a 45 31 c9 41 b8 01
RSP: 0018:ffff8881ae06fba0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000246 RCX: 1ffffffff0fd4d4a
RDX: 1ffff11039bbe747 RSI: 0000000000000000 RDI: ffff8881cddf3a38
RBP: ffff8881db228400 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8881db228480 R14: ffff8881ae06fdf8 R15: ffff8881db228400
unlock_hrtimer_base kernel/time/hrtimer.c:898 [inline]
hrtimer_start_range_ns+0x5cd/0xb50 kernel/time/hrtimer.c:1136
hrtimer_start_expires include/linux/hrtimer.h:435 [inline]
hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1800 [inline]
do_nanosleep+0x1b9/0x650 kernel/time/hrtimer.c:1876
hrtimer_nanosleep+0x1df/0x3a0 kernel/time/hrtimer.c:1932
__do_sys_nanosleep kernel/time/hrtimer.c:1966 [inline]
__se_sys_nanosleep kernel/time/hrtimer.c:1953 [inline]
__x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:1953
do_syscall_64+0xb6/0x5a0 arch/x86/entry/common.c:295
entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x45af70
Code: Bad RIP value.
RSP: 002b:00007fff27bba8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
RAX: ffffffffffffffda RBX: 000000000009722e RCX: 000000000045af70
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff27bba8f0
RBP: 00000000000001de R08: 0000000000000001 R09: 0000000001410940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff27bba940 R14: 000000000009722e R15: 00007fff27bba950
Modules linked in:
CR2: ffffffffffffffc8
---[ end trace 4488f3a2c836a427 ]---
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1130
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 90 fd 61 fe 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 cd fe 61 fe 45 84 ff 75 a8 e8 63 fd
RSP: 0018:ffff8881db209870 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc900004a7000
RDX: 0000000000040000 RSI: ffffffff82ddb320 RDI: ffff8881db2097e0
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b6412fd
R10: 0000000000000003 R11: ffffed103b6412fc R12: ffff8881ac34b4d8
R13: ffff8881ac34b0a0 R14: ffff8881ac34b4e8 R15: ffffed10392efc10
FS: 0000000001410940(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 00000001ae02b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
---
This bug 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 bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot
Jun 20, 2020, 6:57:14 AM6/20/20
to andre...@google.com, ath9k...@qca.qualcomm.com, da...@davemloft.net, ku...@kernel.org, kv...@codeaurora.org, linux-...@vger.kernel.org, linu...@vger.kernel.org, linux-w...@vger.kernel.org, net...@vger.kernel.org, syzkall...@googlegroups.com
syzbot has found a reproducer for the following crash on:
HEAD commit: f8f02d5c USB: OTG: rename product list of devices
kernel config: https://syzkaller.appspot.com/x/.config?x=f1981539b6376b73
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=110318e9100000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+4d2d56...@syzkaller.appspotmail.com
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.8.0-rc1-syzkaller #0
</IRQ>
__run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
do_softirq_own_stack+0x109/0x140 arch/x86/kernel/irq_64.c:77
invoke_softirq kernel/softirq.c:387 [inline]
__irq_exit_rcu kernel/softirq.c:417 [inline]
irq_exit_rcu+0x16f/0x1a0 kernel/softirq.c:429
sysvec_apic_timer_interrupt+0xd3/0x1b0 arch/x86/kernel/apic/apic.c:1091
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:596
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:49 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:89 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline]
RIP: 0010:acpi_safe_halt+0x72/0x90 drivers/acpi/processor_idle.c:108
Code: 74 06 5b e9 c0 32 9f fb e8 bb 32 9f fb e8 c6 96 a4 fb e9 0c 00 00 00 e8 ac 32 9f fb 0f 00 2d 45 6e 84 00 e8 a0 32 9f fb fb f4 <fa> e8 b8 94 a4 fb 5b e9 92 32 9f fb 48 89 df e8 7a e1 c8 fb eb ab
RSP: 0018:ffff8881da22fc60 EFLAGS: 00000293
RAX: ffff8881da213200 RBX: 0000000000000000 RCX: 1ffffffff1014efa
RDX: 0000000000000000 RSI: ffffffff85a03aa0 RDI: ffff8881da213a38
RBP: ffff8881d8d2a864 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d8d2a864
R13: 1ffff1103b445f96 R14: ffff8881d8d2a865 R15: 0000000000000001
acpi_idle_do_entry+0xa9/0xe0 drivers/acpi/processor_idle.c:525
acpi_idle_enter+0x42b/0xac0 drivers/acpi/processor_idle.c:651
cpuidle_enter_state+0xdb/0xc20 drivers/cpuidle/cpuidle.c:234
cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:345
call_cpuidle kernel/sched/idle.c:117 [inline]
cpuidle_idle_call kernel/sched/idle.c:207 [inline]
do_idle+0x3c2/0x500 kernel/sched/idle.c:269
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:365
start_secondary+0x294/0x370 arch/x86/kernel/smpboot.c:268
secondary_startup_64+0xb6/0xc0 arch/x86/kernel/head_64.S:243
RSP: 0018:ffff8881db3098b0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffffff81274370
RDX: 0000000000000000 RSI: ffffffff82dd16d0 RDI: ffff8881db309820
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b661305
R10: 0000000000000003 R11: ffffed103b661304 R12: ffff8881cd69b538
R13: ffff8881cd69b100 R14: ffff8881cd69b548 R15: ffffed10392ce210
FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000
</IRQ>
__run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
do_softirq_own_stack+0x109/0x140 arch/x86/kernel/irq_64.c:77
invoke_softirq kernel/softirq.c:387 [inline]
__irq_exit_rcu kernel/softirq.c:417 [inline]
irq_exit_rcu+0x16f/0x1a0 kernel/softirq.c:429
sysvec_apic_timer_interrupt+0xd3/0x1b0 arch/x86/kernel/apic/apic.c:1091
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:596
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:49 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:89 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline]
RIP: 0010:acpi_safe_halt+0x72/0x90 drivers/acpi/processor_idle.c:108
Code: 74 06 5b e9 c0 32 9f fb e8 bb 32 9f fb e8 c6 96 a4 fb e9 0c 00 00 00 e8 ac 32 9f fb 0f 00 2d 45 6e 84 00 e8 a0 32 9f fb fb f4 <fa> e8 b8 94 a4 fb 5b e9 92 32 9f fb 48 89 df e8 7a e1 c8 fb eb ab
RSP: 0018:ffff8881da22fc60 EFLAGS: 00000293
RAX: ffff8881da213200 RBX: 0000000000000000 RCX: 1ffffffff1014efa
RDX: 0000000000000000 RSI: ffffffff85a03aa0 RDI: ffff8881da213a38
RBP: ffff8881d8d2a864 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d8d2a864
R13: 1ffff1103b445f96 R14: ffff8881d8d2a865 R15: 0000000000000001
acpi_idle_do_entry+0xa9/0xe0 drivers/acpi/processor_idle.c:525
acpi_idle_enter+0x42b/0xac0 drivers/acpi/processor_idle.c:651
cpuidle_enter_state+0xdb/0xc20 drivers/cpuidle/cpuidle.c:234
cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:345
call_cpuidle kernel/sched/idle.c:117 [inline]
cpuidle_idle_call kernel/sched/idle.c:207 [inline]
do_idle+0x3c2/0x500 kernel/sched/idle.c:269
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:365
start_secondary+0x294/0x370 arch/x86/kernel/smpboot.c:268
secondary_startup_64+0xb6/0xc0 arch/x86/kernel/head_64.S:243
RSP: 0018:ffff8881db3098b0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffffff81274370
RDX: 0000000000000000 RSI: ffffffff82dd16d0 RDI: ffff8881db309820
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b661305
R10: 0000000000000003 R11: ffffed103b661304 R12: ffff8881cd69b538
R13: ffff8881cd69b100 R14: ffff8881cd69b548 R15: ffffed10392ce210
FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000
HEAD commit: f8f02d5c USB: OTG: rename product list of devices
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=15fd18a5100000
kernel config: https://syzkaller.appspot.com/x/.config?x=f1981539b6376b73
dashboard link: https://syzkaller.appspot.com/bug?extid=4d2d56175b934b9a7bf9
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14519481100000
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=110318e9100000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+4d2d56...@syzkaller.appspotmail.com
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0xf6/0x16e lib/dump_stack.c:118
assign_lock_key kernel/locking/lockdep.c:894 [inline]
register_lock_class+0x1228/0x16d0 kernel/locking/lockdep.c:1206
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0xf6/0x16e lib/dump_stack.c:118
assign_lock_key kernel/locking/lockdep.c:894 [inline]
__lock_acquire+0x101/0x6270 kernel/locking/lockdep.c:4259
lock_acquire+0x18b/0x7c0 kernel/locking/lockdep.c:4959
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x32/0x50 kernel/locking/spinlock.c:159
ath9k_htc_rxep+0x31/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1128
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
lock_acquire+0x18b/0x7c0 kernel/locking/lockdep.c:4959
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x32/0x50 kernel/locking/spinlock.c:159
ath9k_htc_rxep+0x31/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1128
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
</IRQ>
__run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
do_softirq_own_stack+0x109/0x140 arch/x86/kernel/irq_64.c:77
invoke_softirq kernel/softirq.c:387 [inline]
__irq_exit_rcu kernel/softirq.c:417 [inline]
irq_exit_rcu+0x16f/0x1a0 kernel/softirq.c:429
sysvec_apic_timer_interrupt+0xd3/0x1b0 arch/x86/kernel/apic/apic.c:1091
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:596
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:49 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:89 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline]
RIP: 0010:acpi_safe_halt+0x72/0x90 drivers/acpi/processor_idle.c:108
Code: 74 06 5b e9 c0 32 9f fb e8 bb 32 9f fb e8 c6 96 a4 fb e9 0c 00 00 00 e8 ac 32 9f fb 0f 00 2d 45 6e 84 00 e8 a0 32 9f fb fb f4 <fa> e8 b8 94 a4 fb 5b e9 92 32 9f fb 48 89 df e8 7a e1 c8 fb eb ab
RSP: 0018:ffff8881da22fc60 EFLAGS: 00000293
RAX: ffff8881da213200 RBX: 0000000000000000 RCX: 1ffffffff1014efa
RDX: 0000000000000000 RSI: ffffffff85a03aa0 RDI: ffff8881da213a38
RBP: ffff8881d8d2a864 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d8d2a864
R13: 1ffff1103b445f96 R14: ffff8881d8d2a865 R15: 0000000000000001
acpi_idle_do_entry+0xa9/0xe0 drivers/acpi/processor_idle.c:525
acpi_idle_enter+0x42b/0xac0 drivers/acpi/processor_idle.c:651
cpuidle_enter_state+0xdb/0xc20 drivers/cpuidle/cpuidle.c:234
cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:345
call_cpuidle kernel/sched/idle.c:117 [inline]
cpuidle_idle_call kernel/sched/idle.c:207 [inline]
do_idle+0x3c2/0x500 kernel/sched/idle.c:269
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:365
start_secondary+0x294/0x370 arch/x86/kernel/smpboot.c:268
secondary_startup_64+0xb6/0xc0 arch/x86/kernel/head_64.S:243
BUG: unable to handle page fault for address: ffffffffffffffc8
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 7226067 P4D 7226067 PUD 7228067 PMD 0
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
Oops: 0000 [#1] SMP KASAN
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.8.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1130
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 70 56 62 fe 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 ad 57 62 fe 45 84 ff 75 a8 e8 43 56
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1130
RSP: 0018:ffff8881db3098b0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffffff81274370
RDX: 0000000000000000 RSI: ffffffff82dd16d0 RDI: ffff8881db309820
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b661305
R10: 0000000000000003 R11: ffffed103b661304 R12: ffff8881cd69b538
R13: ffff8881cd69b100 R14: ffff8881cd69b548 R15: ffffed10392ce210
FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 00000001cf9f6000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
ath9k_htc_rx_msg+0x2d9/0xb00 drivers/net/wireless/ath/ath9k/htc_hst.c:459
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:638 [inline]
ath9k_hif_usb_rx_cb+0xc76/0x1050 drivers/net/wireless/ath/ath9k/hif_usb.c:671
__usb_hcd_giveback_urb+0x29a/0x550 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1716
dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1967
call_timer_fn+0x1ac/0x6e0 kernel/time/timer.c:1404
expire_timers kernel/time/timer.c:1449 [inline]
__run_timers kernel/time/timer.c:1773 [inline]
__run_timers kernel/time/timer.c:1740 [inline]
run_timer_softirq+0x5e5/0x14c0 kernel/time/timer.c:1786
__do_softirq+0x21e/0x996 kernel/softirq.c:292
</IRQ>
__run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
do_softirq_own_stack+0x109/0x140 arch/x86/kernel/irq_64.c:77
invoke_softirq kernel/softirq.c:387 [inline]
__irq_exit_rcu kernel/softirq.c:417 [inline]
irq_exit_rcu+0x16f/0x1a0 kernel/softirq.c:429
sysvec_apic_timer_interrupt+0xd3/0x1b0 arch/x86/kernel/apic/apic.c:1091
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:596
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:49 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:89 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline]
RIP: 0010:acpi_safe_halt+0x72/0x90 drivers/acpi/processor_idle.c:108
Code: 74 06 5b e9 c0 32 9f fb e8 bb 32 9f fb e8 c6 96 a4 fb e9 0c 00 00 00 e8 ac 32 9f fb 0f 00 2d 45 6e 84 00 e8 a0 32 9f fb fb f4 <fa> e8 b8 94 a4 fb 5b e9 92 32 9f fb 48 89 df e8 7a e1 c8 fb eb ab
RSP: 0018:ffff8881da22fc60 EFLAGS: 00000293
RAX: ffff8881da213200 RBX: 0000000000000000 RCX: 1ffffffff1014efa
RDX: 0000000000000000 RSI: ffffffff85a03aa0 RDI: ffff8881da213a38
RBP: ffff8881d8d2a864 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d8d2a864
R13: 1ffff1103b445f96 R14: ffff8881d8d2a865 R15: 0000000000000001
acpi_idle_do_entry+0xa9/0xe0 drivers/acpi/processor_idle.c:525
acpi_idle_enter+0x42b/0xac0 drivers/acpi/processor_idle.c:651
cpuidle_enter_state+0xdb/0xc20 drivers/cpuidle/cpuidle.c:234
cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:345
call_cpuidle kernel/sched/idle.c:117 [inline]
cpuidle_idle_call kernel/sched/idle.c:207 [inline]
do_idle+0x3c2/0x500 kernel/sched/idle.c:269
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:365
start_secondary+0x294/0x370 arch/x86/kernel/smpboot.c:268
secondary_startup_64+0xb6/0xc0 arch/x86/kernel/head_64.S:243
Modules linked in:
CR2: ffffffffffffffc8
---[ end trace 5a637b710bbf1999 ]---
CR2: ffffffffffffffc8
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1130
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 70 56 62 fe 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 ad 57 62 fe 45 84 ff 75 a8 e8 43 56
RSP: 0018:ffff8881db3098b0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffffff81274370
RDX: 0000000000000000 RSI: ffffffff82dd16d0 RDI: ffff8881db309820
RBP: dffffc0000000000 R08: 0000000000000004 R09: ffffed103b661305
R10: 0000000000000003 R11: ffffed103b661304 R12: ffff8881cd69b538
R13: ffff8881cd69b100 R14: ffff8881cd69b548 R15: ffffed10392ce210
FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 00000001cf9f6000 CR4: 00000000001406e0
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