TITLE: INFO: task hung in corrupted
ALT: hang in corrupted
TYPE: HANG
CORRUPTED: Y

[ 1353.547242][ T1145] INFO: task syz-executor.5:9850 blocked for more than 143 seconds.
[ 1353.555551][ T1145]       Not tainted 5.7.0-rc5-syzkaller #0
[ 1353.565574][ T1145] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1353.583335][ T1145] syz-executor.5  D29496  9850  19518 0x00000004
[ 1353.590397][ T1145] Call Trace:
[ 1353.593796][ T1145]  ? __schedule+0x937/0x1ff0
[ 1353.600226][ T1145]  ? rwsem_down_write_slowpath+0x90a/0xf90
[ 1353.606375][ T1145]  ? __sched_text_start+0x8/0x8
[ 1353.612526][ T1145]  ? schedule+0xd0/0x2a0
[ 1353.617452][ T1145]  ? rwsem_down_write_slowpath+0x706/0xf90
[ 1353.623263][ T1145]  ? rwsem_mark_wake+0x8d0/0x8d0
[ 1353.632019][ T1145]  ? lock_acquire+0x1f2/0x8f0
[ 1353.638252][ T1145]  ? register_netdevice_notifier+0x1e/0x270
[ 1353.644250][ T1145]  ? _raw_spin_unlock_irqrestore+0x9b/0xe0
[ 1353.650895][ T1145]  ? find_held_lock+0x2d/0x110
[ 1353.655659][ T1145]  ? down_write+0x137/0x150
[ 1353.661202][ T1145]  ? down_write+0x137/0x150
[ 1353.665710][ T1145]  ? __down_timeout+0x2d0/0x2d0
[ 1353.671980][ T1145]  ? lockdep_init_map_waits+0x26a/0x890
[ 1353.678291][ T1145]  ? register_netdevice_notifier+0x1e/0x270
[ 1353.684416][ T1145]  ? bcm_init+0x1a3/0x210
[ 1353.689824][ T1145]  ? canbcm_pernet_init+0x90/0x90
[ 1353.694867][ T1145]  ? can_create+0x27c/0x500
[ 1353.700241][ T1145]  ? __sock_create+0x3cb/0x730
[ 1353.705008][ T1145]  ? __sys_socket+0xef/0x200
[ 1353.710767][ T1145]  ? move_addr_to_kernel+0x70/0x70
[ 1353.715911][ T1145]  ? __x64_sys_clock_gettime+0x165/0x240
[ 1353.722388][ T1145]  ? __ia32_sys_clock_settime+0x260/0x260
[ 1353.728959][ T1145]  ? trace_hardirqs_off_caller+0x55/0x230
[ 1353.735043][ T1145]  ? __x64_sys_socket+0x6f/0xb0
[ 1353.742458][ T1145]  ? lockdep_hardirqs_on+0x463/0x620
[ 1353.748879][ T1145]  ? do_syscall_64+0xf6/0x7d0
[ 1353.753558][ T1145]  ? entry_SYSCALL_64_after_hwframe+0x49/0xb3
[ 1353.760697][ T1145] INFO: task syz-executor.5:9852 blocked for more than 143 seconds.
[ 1353.769966][ T1145]       Not tainted 5.7.0-rc5-syzkaller #0
[ 1353.775856][ T1145] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1353.785468][ T1145] syz-executor.5  D29064  9852  19518 0x00000004
[ 1353.792454][ T1145] Call Trace:
[ 1353.795745][ T1145]  ? __schedule+0x937/0x1ff0
[ 1353.802342][ T1145]  ? rwsem_down_write_slowpath+0x90a/0xf90
[ 1353.808690][ T1145]  ? __sched_text_start+0x8/0x8
[ 1353.813557][ T1145]  ? schedule+0xd0/0x2a0
[ 1353.819122][ T1145]  ? rwsem_down_write_slowpath+0x706/0xf90
[ 1353.825014][ T1145]  ? rwsem_mark_wake+0x8d0/0x8d0
[ 1353.831110][ T1145]  ? lock_acquire+0x1f2/0x8f0
[ 1353.835901][ T1145]  ? register_netdevice_notifier+0x1e/0x270
[ 1353.842701][ T1145]  ? _raw_spin_unlock_irqrestore+0x9b/0xe0
[ 1353.849238][ T1145]  ? find_held_lock+0x2d/0x110
[ 1353.854015][ T1145]  ? down_write+0x137/0x150
[ 1353.860131][ T1145]  ? down_write+0x137/0x150
[ 1353.864642][ T1145]  ? __down_timeout+0x2d0/0x2d0
[ 1353.870803][ T1145]  ? lockdep_init_map_waits+0x26a/0x890
[ 1353.877152][ T1145]  ? register_netdevice_notifier+0x1e/0x270
[ 1353.883118][ T1145]  ? bcm_init+0x1a3/0x210
[ 1353.888391][ T1145]  ? canbcm_pernet_init+0x90/0x90
[ 1353.893422][ T1145]  ? can_create+0x27c/0x500
[ 1353.898718][ T1145]  ? __sock_create+0x3cb/0x730
[ 1353.903547][ T1145]  ? __sys_socket+0xef/0x200
[ 1353.909269][ T1145]  ? move_addr_to_kernel+0x70/0x70
[ 1353.914407][ T1145]  ? __x64_sys_clock_gettime+0x165/0x240
[ 1353.921027][ T1145]  ? __ia32_sys_clock_settime+0x260/0x260
[ 1353.928178][ T1145]  ? trace_hardirqs_off_caller+0x55/0x230
[ 1353.933914][ T1145]  ? __x64_sys_socket+0x6f/0xb0
[ 1353.939856][ T1145]  ? lockdep_hardirqs_on+0x463/0x620
[ 1353.945163][ T1145]  ? do_syscall_64+0xf6/0x7d0
[ 1353.951037][ T1145]  ? entry_SYSCALL_64_after_hwframe+0x49/0xb3
[ 1353.957735][ T1145] 
[ 1353.957735][ T1145] Showing all locks held in the system:
[ 1353.965457][ T1145] 3 locks held by kworker/u4:7/338:
[ 1353.972703][ T1145]  #0: ffff8880a9771938 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x844/0x16a0
[ 1353.983656][ T1145]  #1: ffffc90001fe7dc0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x878/0x16a0
[ 1353.995067][ T1145]  #2: ffffffff8a576f30 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x9b/0xa50
[ 1354.004916][ T1145] 1 lock held by khungtaskd/1145:
[ 1354.010630][ T1145]  #0: ffffffff899bea80 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260
[ 1354.021380][ T1145] 1 lock held by in:imklog/7046:
[ 1354.026323][ T1145]  #0: ffff88808fcab630 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100
[ 1354.037612][ T1145] 4 locks held by kworker/0:108/7015:
[ 1354.042998][ T1145]  #0: ffff8880ae637998 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x233/0x1ff0
[ 1354.052885][ T1145]  #1: ffff8880ae622ec8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x304/0x410
[ 1354.065177][ T1145]  #2: ffffffff8c8707f8 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_check_no_obj_freed+0xc8/0x449
[ 1354.075854][ T1145]  #3: ffff8880ae627598 (&base->lock){-.-.}-{2:2}, at: mod_timer+0x41f/0xc20
[ 1354.085350][ T1145] 1 lock held by syz-executor.5/9850:
[ 1354.090818][ T1145]  #0: ffffffff8a576f30 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x1e/0x270
[ 1354.101594][ T1145] 1 lock held by syz-executor.5/9852:
[ 1354.107309][ T1145]  #0: ffffffff8a576f30 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x1e/0x270
[ 1354.118107][ T1145] 
[ 1354.120432][ T1145] =============================================
