INFO: task kworker/1:1:45 blocked for more than 143 seconds.
Not tainted 6.10.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1 state:D stack:23200 pid:45 tgid:45 ppid:2 flags:0x00004000
Workqueue: infiniband ib_cache_event_task
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
ib_get_eth_speed+0x118/0xb50 drivers/infiniband/core/verbs.c:1983
rxe_query_port+0x72/0x200 drivers/infiniband/sw/rxe/rxe_verbs.c:55
__ib_query_port drivers/infiniband/core/device.c:2067 [inline]
ib_query_port drivers/infiniband/core/device.c:2099 [inline]
ib_query_port+0x43e/0x8a0 drivers/infiniband/core/device.c:2089
ib_cache_update.part.0+0xdc/0xa30 drivers/infiniband/core/cache.c:1498
ib_cache_update drivers/infiniband/core/cache.c:1572 [inline]
ib_cache_event_task+0x1c2/0x290 drivers/infiniband/core/cache.c:1572
process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
process_scheduled_works kernel/workqueue.c:3312 [inline]
worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/u8:9:4063 blocked for more than 143 seconds.
Not tainted 6.10.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:9 state:D stack:22560 pid:4063 tgid:4063 ppid:2 flags:0x00004000
Workqueue: ipv6_addrconf addrconf_verify_work
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
addrconf_verify_work+0x12/0x30 net/ipv6/addrconf.c:4733
process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
process_scheduled_works kernel/workqueue.c:3312 [inline]
worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/0:5:5165 blocked for more than 144 seconds.
Not tainted 6.10.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:5 state:D stack:23120 pid:5165 tgid:5165 ppid:2 flags:0x00004000
Workqueue: events smc_ib_port_event_work
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
rxe_query_port+0x5d/0x200 drivers/infiniband/sw/rxe/rxe_verbs.c:54
__ib_query_port drivers/infiniband/core/device.c:2067 [inline]
ib_query_port drivers/infiniband/core/device.c:2099 [inline]
ib_query_port+0x43e/0x8a0 drivers/infiniband/core/device.c:2089
smc_ib_remember_port_attr net/smc/smc_ib.c:364 [inline]
smc_ib_port_event_work+0x130/0xc00 net/smc/smc_ib.c:388
process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
process_scheduled_works kernel/workqueue.c:3312 [inline]
worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393