| TITLE: INFO: rcu detected stall in corrupted |
| TYPE: HANG |
| CORRUPTED: Y |
| |
| INFO: rcu_sched detected stalls on CPUs/tasks: |
| (detected by 0, t=2102 jiffies, g=84543, c=84542, q=6) |
| All QSes seen, last rcu_sched kthread activity 2102 (149490-147388), jiffies_till_next_fqs=1, root ->qsmask 0x0 |
| syz-executor1 R running task 0 7464 1210 0x00000003 |
| [<8011218c>] (unwind_backtrace) from [<8010e300>] (show_stack+0x18/0x1c) |
| [<8010e300>] (show_stack) from [<8018de80>] (rcu_check_callbacks+0x7a0/0x7a8) |
| [<8018de80>] (rcu_check_callbacks) from [<80192868>] (update_process_times+0x38/0x68) |
| [<80192868>] (update_process_times) from [<801a2724>] (tick_periodic+0x48/0xcc) |
| [<801a2724>] (tick_periodic) from [<801a2968>] (tick_handle_periodic+0x2c/0x9c) |
| [<801a2968>] (tick_handle_periodic) from [<80787640>] (arch_timer_handler_virt+0x34/0x4c) |
| [<80787640>] (arch_timer_handler_virt) from [<80182b0c>] (handle_percpu_devid_irq+0x88/0x168) |
| [<80182b0c>] (handle_percpu_devid_irq) from [<8017c65c>] (generic_handle_irq+0x38/0x4c) |
| [<8017c65c>] (generic_handle_irq) from [<8017cd50>] (__handle_domain_irq+0x6c/0xd8) |
| [<8017cd50>] (__handle_domain_irq) from [<805eb204>] (gic_handle_irq+0x60/0xc0) |
| [<805eb204>] (gic_handle_irq) from [<80101a0c>] (__irq_svc+0x6c/0x90) |
| Exception stack(0x96737cd8 to 0x96737d20) |
| 7cc0: 80f1911c 60030013 |
| 7ce0: 96737d48 00002218 96737d3c fffffe00 80f1911c 9679af10 97071d00 00000000 |
| 7d00: 00000001 80f645a8 00000000 96737d28 8016fb5c 80b2f268 00030013 ffffffff |
| [<80101a0c>] (__irq_svc) from [<80b2f268>] (_raw_spin_unlock_irqrestore+0x1c/0x20) |
| [<80b2f268>] (_raw_spin_unlock_irqrestore) from [<8016fb5c>] (prepare_to_wait_event+0x68/0x104) |
| [<8016fb5c>] (prepare_to_wait_event) from [<803b18e8>] (nfs_wait_client_init_complete.part.3+0x4c/0x84) |
| [<803b18e8>] (nfs_wait_client_init_complete.part.3) from [<803b1d64>] (nfs_get_client+0x2b0/0x488) |
| [<803b1d64>] (nfs_get_client) from [<803b1fe4>] (nfs_create_server+0xa8/0x468) |
| [<803b1fe4>] (nfs_create_server) from [<803beaa4>] (nfs_try_mount+0x44/0x2c0) |
| [<803beaa4>] (nfs_try_mount) from [<803be594>] (nfs_fs_mount+0x418/0x76c) |
| [<803be594>] (nfs_fs_mount) from [<8026b930>] (mount_fs+0x34/0xe4) |
| [<8026b930>] (mount_fs) from [<8028eaf4>] (vfs_kern_mount.part.3+0x50/0x114) |
| [<8028eaf4>] (vfs_kern_mount.part.3) from [<802918b8>] (do_mount+0x260/0xf98) |
| [<802918b8>] (do_mount) from [<80292a90>] (ksys_mount+0x9c/0x100) |
| [<80292a90>] (ksys_mount) from [<80101000>] (ret_fast_syscall+0x0/0x54) |
| Exception stack(0x96737fa8 to 0x96737ff0) |
| 7fa0: 2000a000 00000000 20144000 20343ff8 2015d000 00000000 |
| 7fc0: 2000a000 00000000 00000000 00000015 75f8f7e4 00061b14 000007ba 000003dd |
| 7fe0: 75f8eb10 75f8eb00 00013291 000358c2 |
| rcu_sched kthread starved for 2102 jiffies! g84543 c84542 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=0 |
| RCU grace-period kthread stack dump: |
| rcu_sched R running task 0 9 2 0x00000000 |
| [<80b2ad34>] (__schedule) from [<80b2b144>] (schedule+0x40/0xa0) |
| [<80b2b144>] (schedule) from [<80b2e4d4>] (schedule_timeout+0x120/0x1ac) |
| [<80b2e4d4>] (schedule_timeout) from [<8018c188>] (rcu_gp_kthread+0x588/0x8c0) |
| [<8018c188>] (rcu_gp_kthread) from [<80156c74>] (kthread+0x168/0x174) |
| [<80156c74>] (kthread) from [<801010e8>] (ret_from_fork+0x14/0x2c) |
| Exception stack(0x9f46ffb0 to 0x9f46fff8) |
| ffa0: 00000000 00000000 00000000 00000000 |
| ffc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 |
| ffe0: 00000000 00000000 00000000 00000000 00000013 00000000 |
