INFO: task syz-executor.1:12240 blocked for more than 430 seconds.
      Not tainted 6.0.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:    0 pid:12240 ppid: 12175 flags:0x00000001
Backtrace: 
[<8172ed48>] (__schedule) from [<8172f840>] (schedule+0x5c/0xac kernel/sched/core.c:6570)
 r10:84c21780 r9:00000000 r8:00000002 r7:00000000 r6:eb261e10 r5:84c25e00
 r4:84c25e00
[<8172f7e4>] (schedule) from [<81734298>] (rt_mutex_slowlock_block.constprop.0+0x38/0x164 kernel/locking/rtmutex.c:1520)
 r5:84c25e00 r4:82adb054
[<81734260>] (rt_mutex_slowlock_block.constprop.0) from [<81735460>] (__rt_mutex_slowlock.constprop.0+0x78/0x23c kernel/locking/rtmutex.c:1588)
 r10:85144f58 r9:84e76180 r8:eb261e10 r7:00000002 r6:82adb054 r5:00000000
 r4:84c25e00 r3:eb261e10
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (__rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1624 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (rt_mutex_slowlock kernel/locking/rtmutex.c:1653 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (__rt_mutex_lock kernel/locking/rtmutex.c:1665 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (__rt_mutex_lock_common kernel/locking/rtmutex_api.c:31 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (rt_mutex_lock+0xac/0xc4 kernel/locking/rtmutex_api.c:71)
 r9:84e76180 r8:85144f40 r7:00000007 r6:a0000013 r5:82adb054 r4:00000000
[<81735624>] (rt_mutex_lock) from [<80eb7264>] (i2c_adapter_lock_bus+0x14/0x18 drivers/i2c/i2c-core-base.c:826)
 r6:84e76180 r5:00000007 r4:82adb040
[<80eb7250>] (i2c_adapter_lock_bus) from [<80eb8f60>] (i2c_lock_bus include/linux/i2c.h:792 [inline])
[<80eb7250>] (i2c_adapter_lock_bus) from [<80eb8f60>] (__i2c_lock_bus_helper drivers/i2c/i2c-core.h:44 [inline])
[<80eb7250>] (i2c_adapter_lock_bus) from [<80eb8f60>] (i2c_transfer+0x94/0x134 drivers/i2c/i2c-core-base.c:2166)
[<80eb8ecc>] (i2c_transfer) from [<80ebdf38>] (i2cdev_ioctl_rdwr+0x1f8/0x234 drivers/i2c/i2c-dev.c:297)
 r6:00000006 r5:00000006 r4:84e761d4
[<80ebdd40>] (i2cdev_ioctl_rdwr) from [<80ebe940>] (i2cdev_ioctl+0x2d4/0x34c drivers/i2c/i2c-dev.c:458)
 r10:83d2f250 r9:00000003 r8:8500bb40 r7:20001400 r6:85960800 r5:00000707
 r4:20001400
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (vfs_ioctl fs/ioctl.c:51 [inline])
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (do_vfs_ioctl fs/ioctl.c:830 [inline])
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (__do_sys_ioctl fs/ioctl.c:868 [inline])
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (sys_ioctl+0x110/0xa74 fs/ioctl.c:856)
 r6:8500bb41 r5:00000000 r4:00000707
[<804b9670>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:64)
Exception stack(0xeb261fa8 to 0xeb261ff0)
1fa0:                   00000000 00000000 00000003 00000707 20001400 00000000
1fc0: 00000000 00000000 0012bfd0 00000036 7e9723b2 76f196d0 7e972544 76f1920c
1fe0: 76f19020 76f19010 00016420 0004c150
 r10:00000036 r9:84c25e00 r8:80200288 r7:00000036 r6:0012bfd0 r5:00000000
 r4:00000000
INFO: task syz-executor.1:12243 blocked for more than 430 seconds.
      Not tainted 6.0.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:    0 pid:12243 ppid: 12175 flags:0x00000001
Backtrace: 
[<8172ed48>] (__schedule) from [<8172f840>] (schedule+0x5c/0xac kernel/sched/core.c:6570)
 r10:850cb318 r9:00000000 r8:00000002 r7:00000000 r6:eb275e10 r5:84c24680
 r4:84c24680
[<8172f7e4>] (schedule) from [<81734298>] (rt_mutex_slowlock_block.constprop.0+0x38/0x164 kernel/locking/rtmutex.c:1520)
 r5:84c24680 r4:82adb054
[<81734260>] (rt_mutex_slowlock_block.constprop.0) from [<81735460>] (__rt_mutex_slowlock.constprop.0+0x78/0x23c kernel/locking/rtmutex.c:1588)
 r10:850cb318 r9:84e76800 r8:eb275e10 r7:00000002 r6:82adb054 r5:00000000
 r4:84c24680 r3:eb275e10
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (__rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1624 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (rt_mutex_slowlock kernel/locking/rtmutex.c:1653 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (__rt_mutex_lock kernel/locking/rtmutex.c:1665 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (__rt_mutex_lock_common kernel/locking/rtmutex_api.c:31 [inline])
[<817353e8>] (__rt_mutex_slowlock.constprop.0) from [<817356d0>] (rt_mutex_lock+0xac/0xc4 kernel/locking/rtmutex_api.c:71)
 r9:84e76800 r8:850cb300 r7:00000007 r6:a0000013 r5:82adb054 r4:00000000
[<81735624>] (rt_mutex_lock) from [<80eb7264>] (i2c_adapter_lock_bus+0x14/0x18 drivers/i2c/i2c-core-base.c:826)
 r6:84e76800 r5:00000007 r4:82adb040
[<80eb7250>] (i2c_adapter_lock_bus) from [<80eb8f60>] (i2c_lock_bus include/linux/i2c.h:792 [inline])
[<80eb7250>] (i2c_adapter_lock_bus) from [<80eb8f60>] (__i2c_lock_bus_helper drivers/i2c/i2c-core.h:44 [inline])
[<80eb7250>] (i2c_adapter_lock_bus) from [<80eb8f60>] (i2c_transfer+0x94/0x134 drivers/i2c/i2c-core-base.c:2166)
[<80eb8ecc>] (i2c_transfer) from [<80ebdf38>] (i2cdev_ioctl_rdwr+0x1f8/0x234 drivers/i2c/i2c-dev.c:297)
 r6:00000006 r5:00000006 r4:84e76854
[<80ebdd40>] (i2cdev_ioctl_rdwr) from [<80ebe940>] (i2cdev_ioctl+0x2d4/0x34c drivers/i2c/i2c-dev.c:458)
 r10:83d2f250 r9:00000003 r8:8500bb40 r7:20001400 r6:85960800 r5:00000707
 r4:20001400
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (vfs_ioctl fs/ioctl.c:51 [inline])
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (do_vfs_ioctl fs/ioctl.c:830 [inline])
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (__do_sys_ioctl fs/ioctl.c:868 [inline])
[<80ebe66c>] (i2cdev_ioctl) from [<804b9780>] (sys_ioctl+0x110/0xa74 fs/ioctl.c:856)
 r6:8500bb41 r5:00000000 r4:00000707
[<804b9670>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:64)
Exception stack(0xeb275fa8 to 0xeb275ff0)
5fa0:                   00000000 00000000 00000003 00000707 20001400 00000000
5fc0: 00000000 00000000 0012c180 00000036 7e9723b2 76eb66d0 7e972544 76eb620c
5fe0: 76eb6020 76eb6010 00016420 0004c150
 r10:00000036 r9:84c24680 r8:80200288 r7:00000036 r6:0012c180 r5:00000000
 r4:00000000
NMI backtrace for cpu 0
CPU: 0 PID: 26 Comm: khungtaskd Not tainted 6.0.0-rc6-syzkaller #0
Hardware name: ARM-Versatile Express
Backtrace: 
[<81710694>] (dump_backtrace) from [<817109c4>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:253)
 r7:00000000 r6:000f0013 r5:600f0093 r4:81d87dd8
[<817109ac>] (show_stack) from [<81719890>] (__dump_stack lib/dump_stack.c:88 [inline])
[<817109ac>] (show_stack) from [<81719890>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106)
[<81719848>] (dump_stack_lvl) from [<817198b4>] (dump_stack+0x18/0x1c lib/dump_stack.c:113)
 r5:00000000 r4:00000001
[<8171989c>] (dump_stack) from [<80828f9c>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:111)
[<80828e3c>] (nmi_cpu_backtrace) from [<808290ec>] (nmi_trigger_cpumask_backtrace+0x134/0x1d4 lib/nmi_backtrace.c:62)
 r7:8240c494 r6:00000000 r5:8240ccdc r4:00000000
[<80828fb8>] (nmi_trigger_cpumask_backtrace) from [<8021119c>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:855)
 r9:0003e680 r8:82404d40 r7:00007f47 r6:8268999c r5:8240c5fc r4:85154e38
[<80211184>] (arch_trigger_cpumask_backtrace) from [<8032fc54>] (trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline])
[<80211184>] (arch_trigger_cpumask_backtrace) from [<8032fc54>] (check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline])
[<80211184>] (arch_trigger_cpumask_backtrace) from [<8032fc54>] (watchdog+0x4a8/0x598 kernel/hung_task.c:369)
[<8032f7ac>] (watchdog) from [<80269e88>] (kthread+0xec/0x11c kernel/kthread.c:376)
 r10:00000000 r9:df819e4c r8:82a99ac0 r7:00000000 r6:8032f7ac r5:828f4680
 r4:82b609c0
[<80269d9c>] (kthread) from [<80200100>] (ret_from_fork+0x14/0x34 arch/arm/kernel/entry-common.S:148)
Exception stack(0xdf8c9fb0 to 0xdf8c9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80269d9c r4:82b609c0
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 2225 Comm: syz-fuzzer Not tainted 6.0.0-rc6-syzkaller #0
Hardware name: ARM-Versatile Express
PC is at 0x30270
LR is at 0x3024c
pc : [<00030270>]    lr : [<0003024c>]    psr: 80000010
sp : 02173f24  ip : 00000149  fp : 00a12e4c
r10: 02000ff0  r9 : 00000180  r8 : ffffff70
r7 : 66f7b63f  r6 : 00000002  r5 : 66f6b7ff  r4 : 00000010
r3 : 04301bf0  r2 : 00000030  r1 : 00000004  r0 : 00000008
Flags: Nzcv  IRQs on  FIQs on  Mode USER_32  ISA ARM  Segment none
Control: 30c5387d  Table: 841d3940  DAC: 00000000
CPU: 1 PID: 2225 Comm: syz-fuzzer Not tainted 6.0.0-rc6-syzkaller #0
Hardware name: ARM-Versatile Express
Backtrace: frame pointer underflow
[<81710694>] (dump_backtrace) from [<817109c4>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:253)
 r7:df971fb0 r6:00000193 r5:60000193 r4:81d87dd8
[<817109ac>] (show_stack) from [<81719890>] (__dump_stack lib/dump_stack.c:88 [inline])
[<817109ac>] (show_stack) from [<81719890>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106)
[<81719848>] (dump_stack_lvl) from [<817198b4>] (dump_stack+0x18/0x1c lib/dump_stack.c:113)
 r5:00000001 r4:00000001
[<8171989c>] (dump_stack) from [<8020917c>] (show_regs+0x14/0x18 arch/arm/kernel/process.c:204)
[<80209168>] (show_regs) from [<80828ee4>] (nmi_cpu_backtrace+0xa8/0x17c lib/nmi_backtrace.c:109)
[<80828e3c>] (nmi_cpu_backtrace) from [<80210390>] (do_handle_IPI+0x4c/0x3f0 arch/arm/kernel/smp.c:678)
 r7:00000017 r6:8190dcc8 r5:00000001 r4:00000007
[<80210344>] (do_handle_IPI) from [<80210754>] (ipi_handler+0x20/0x28 arch/arm/kernel/smp.c:706)
 r10:02000ff0 r9:00000180 r8:df805f78 r7:00000017 r6:8190dcc8 r5:8280cc40
 r4:82888d00 r3:00000010
[<80210734>] (ipi_handler) from [<802ba858>] (handle_percpu_devid_irq+0x9c/0x2d4 kernel/irq/chip.c:930)
[<802ba7bc>] (handle_percpu_devid_irq) from [<802b416c>] (generic_handle_irq_desc include/linux/irqdesc.h:158 [inline])
[<802ba7bc>] (handle_percpu_devid_irq) from [<802b416c>] (handle_irq_desc kernel/irq/irqdesc.c:648 [inline])
[<802ba7bc>] (handle_percpu_devid_irq) from [<802b416c>] (generic_handle_domain_irq+0x30/0x40 kernel/irq/irqdesc.c:704)
 r10:02000ff0 r9:00000180 r8:00000000 r7:df80a00c r6:822a91f0 r5:df80a000
 r4:8240ccf4 r3:00010000
[<802b413c>] (generic_handle_domain_irq) from [<8083b554>] (gic_handle_irq+0x68/0x7c drivers/irqchip/irq-gic.c:372)
[<8083b4ec>] (gic_handle_irq) from [<8172cbac>] (generic_handle_arch_irq+0x60/0x80 kernel/irq/handle.c:238)
 r7:df971fb0 r6:81f38ab4 r5:81f38acc r4:822a91e4
[<8172cb4c>] (generic_handle_arch_irq) from [<8081c228>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40)
 r9:00000180 r8:822a2044 r7:8323c680 r6:ffffffff r5:80000010 r4:00030270
[<8081c20c>] (call_with_stack) from [<80200e74>] (__irq_usr+0x74/0x80 arch/arm/kernel/entry-armv.S:436)
Exception stack(0xdf971fb0 to 0xdf971ff8)
1fa0:                                     00000008 00000004 00000030 04301bf0
1fc0: 00000010 66f6b7ff 00000002 66f7b63f ffffff70 00000180 02000ff0 00a12e4c
1fe0: 00000149 02173f24 0003024c 00030270 80000010 ffffffff