Warning: Permanently added '10.128.0.82' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 861.051515] INFO: task syz-executor114:8343 blocked for more than 140 seconds. [ 861.063694] Not tainted 4.19.211-syzkaller #0 [ 861.081780] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.106358] syz-executor114 D28648 8343 8118 0x00000004 [ 861.123974] Call Trace: [ 861.133288] __schedule+0x887/0x2040 [ 861.144742] ? io_schedule_timeout+0x140/0x140 [ 861.159250] ? mark_held_locks+0xa6/0xf0 [ 861.172172] ? rwsem_down_read_failed+0x20a/0x390 [ 861.186902] schedule+0x8d/0x1b0 [ 861.194700] rwsem_down_read_failed+0x20a/0x390 [ 861.203806] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 861.213988] ? hrtimer_nanosleep+0x27f/0x570 [ 861.223084] ? nanosleep_copyout+0x100/0x100 [ 861.231944] call_rwsem_down_read_failed+0x14/0x30 [ 861.242397] down_read+0x44/0x80 [ 861.249171] ? __do_page_fault+0x97f/0xd60 [ 861.258972] __do_page_fault+0x97f/0xd60 [ 861.267594] ? page_fault+0x8/0x30 [ 861.274546] ? trace_hardirqs_off_caller+0x6e/0x210 [ 861.285083] ? spurious_fault+0x840/0x840 [ 861.293685] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 861.304054] ? page_fault+0x8/0x30 [ 861.310929] page_fault+0x1e/0x30 [ 861.317757] RIP: 0033:0x7ff5f5142e18 [ 861.330427] Code: Bad RIP value. [ 861.340453] RSP: 002b:00007fff620f1318 EFLAGS: 00010202 [ 861.359035] RAX: 00007ff5f5174bd0 RBX: 00007ff5f5173198 RCX: 0000000000000001 [ 861.380597] RDX: 00007ff5f50b0c10 RSI: 0000000000000000 RDI: 00007ff5f5174bd0 [ 861.404359] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000096ac7bfdc7 [ 861.425928] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 861.448590] R13: 0000000000000001 R14: 00007ff5f517a040 R15: 0000000000000001 [ 861.471004] INFO: task syz-executor114:8344 blocked for more than 140 seconds. [ 861.495601] Not tainted 4.19.211-syzkaller #0 [ 861.510775] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.538228] syz-executor114 D27888 8344 8118 0x80000004 [ 861.557050] Call Trace: [ 861.565486] __schedule+0x887/0x2040 [ 861.577648] ? io_schedule_timeout+0x140/0x140 [ 861.595931] ? mark_held_locks+0xa6/0xf0 [ 861.608824] ? rwsem_down_read_failed+0x20a/0x390 [ 861.625886] schedule+0x8d/0x1b0 [ 861.636474] rwsem_down_read_failed+0x20a/0x390 [ 861.651024] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 861.666560] ? lock_acquire+0x170/0x3c0 [ 861.674993] ? lock_downgrade+0x720/0x720 [ 861.683621] call_rwsem_down_read_failed+0x14/0x30 [ 861.694076] down_read+0x44/0x80 [ 861.700869] ? do_exit+0x6e4/0x2be0 [ 861.708981] do_exit+0x6e4/0x2be0 [ 861.715908] ? futex_wake+0x159/0x480 [ 861.724169] ? mm_update_next_owner+0x650/0x650 [ 861.735509] ? get_signal+0x388/0x1f70 [ 861.748627] ? lock_downgrade+0x720/0x720 [ 861.762809] ? lock_acquire+0x170/0x3c0 [ 861.776832] do_group_exit+0x125/0x310 [ 861.788689] get_signal+0x3f2/0x1f70 [ 861.802857] ? rwsem_optimistic_spin+0x480/0x480 [ 861.818731] do_signal+0x8f/0x1670 [ 861.830035] ? setup_sigcontext+0x820/0x820 [ 861.844390] ? vm_mmap_pgoff+0x1c0/0x200 [ 861.858643] ? vm_mmap_pgoff+0xe8/0x200 [ 861.871378] ? vma_is_stack_for_current+0xc0/0xc0 [ 861.888992] ? do_dup2+0x450/0x450 [ 861.900357] ? __se_sys_futex+0x28f/0x3b0 [ 861.913925] ? __se_sys_futex+0x298/0x3b0 [ 861.927457] ? do_futex+0x1880/0x1880 [ 861.941229] ? exit_to_usermode_loop+0x36/0x2a0 [ 861.955874] exit_to_usermode_loop+0x204/0x2a0 [ 861.970353] do_syscall_64+0x538/0x620 [ 861.982021] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 861.998215] RIP: 0033:0x7ff5f50edc39 [ 862.010767] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 862.067993] RSP: 002b:00007ff5f509f308 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 862.093993] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007ff5f50edc39 [ 862.117745] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007ff5f5175408 [ 862.142753] RBP: 00007ff5f5175408 R08: 0000000000000000 R09: 0000000000000000 [ 862.165217] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5f5175400 [ 862.187903] R13: 00007ff5f5143074 R14: 0000000000000000 R15: 0000000000022000 [ 862.210710] INFO: task syz-executor114:8424 blocked for more than 140 seconds. [ 862.234823] Not tainted 4.19.211-syzkaller #0 [ 862.250810] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 862.275258] syz-executor114 D28648 8424 8119 0x00000004 [ 862.287516] Call Trace: [ 862.293813] __schedule+0x887/0x2040 [ 862.300869] ? io_schedule_timeout+0x140/0x140 [ 862.312062] ? mark_held_locks+0xa6/0xf0 [ 862.320555] ? rwsem_down_read_failed+0x20a/0x390 [ 862.330774] schedule+0x8d/0x1b0 [ 862.339150] rwsem_down_read_failed+0x20a/0x390 [ 862.349401] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 862.364044] ? hrtimer_nanosleep+0x27f/0x570 [ 862.378466] ? nanosleep_copyout+0x100/0x100 [ 862.392844] call_rwsem_down_read_failed+0x14/0x30 [ 862.408840] down_read+0x44/0x80 [ 862.419970] ? __do_page_fault+0x97f/0xd60 [ 862.434160] __do_page_fault+0x97f/0xd60 [ 862.447459] ? page_fault+0x8/0x30 [ 862.458714] ? trace_hardirqs_off_caller+0x6e/0x210 [ 862.475846] ? spurious_fault+0x840/0x840 [ 862.488455] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 862.504334] ? page_fault+0x8/0x30 [ 862.514493] page_fault+0x1e/0x30 [ 862.526882] RIP: 0033:0x7ff5f5142e18 [ 862.538349] Code: Bad RIP value. [ 862.548403] RSP: 002b:00007fff620f1318 EFLAGS: 00010202 [ 862.565326] RAX: 00007ff5f5174bd0 RBX: 00007ff5f5173198 RCX: 0000000000000001 [ 862.589061] RDX: 00007ff5f50b0c10 RSI: 0000000000000000 RDI: 00007ff5f5174bd0 [ 862.612813] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000096d177c6ca [ 862.636079] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 862.658851] R13: 0000000000000001 R14: 00007ff5f517a040 R15: 0000000000000001 [ 862.683270] INFO: task syz-executor114:8428 blocked for more than 140 seconds. [ 862.707408] Not tainted 4.19.211-syzkaller #0 [ 862.722377] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 862.747869] syz-executor114 D27968 8428 8119 0x80000004 [ 862.766223] Call Trace: [ 862.775752] __schedule+0x887/0x2040 [ 862.788440] ? io_schedule_timeout+0x140/0x140 [ 862.802971] ? mark_held_locks+0xa6/0xf0 [ 862.816226] ? rwsem_down_read_failed+0x20a/0x390 [ 862.830957] schedule+0x8d/0x1b0 [ 862.843695] rwsem_down_read_failed+0x20a/0x390 [ 862.858397] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 862.872920] ? lock_acquire+0x170/0x3c0 [ 862.885685] ? lock_downgrade+0x720/0x720 [ 862.898635] call_rwsem_down_read_failed+0x14/0x30 [ 862.914602] down_read+0x44/0x80 [ 862.924574] ? do_exit+0x6e4/0x2be0 [ 862.935900] do_exit+0x6e4/0x2be0 [ 862.947060] ? futex_wake+0x159/0x480 [ 862.958568] ? mm_update_next_owner+0x650/0x650 [ 862.973660] ? get_signal+0x388/0x1f70 [ 862.986347] ? lock_downgrade+0x720/0x720 [ 863.000670] ? lock_acquire+0x170/0x3c0 [ 863.012956] do_group_exit+0x125/0x310 [ 863.026211] get_signal+0x3f2/0x1f70 [ 863.038722] ? rwsem_optimistic_spin+0x480/0x480 [ 863.053484] do_signal+0x8f/0x1670 [ 863.065118] ? setup_sigcontext+0x820/0x820 [ 863.079496] ? vm_mmap_pgoff+0x1c0/0x200 [ 863.092370] ? vm_mmap_pgoff+0xe8/0x200 [ 863.106223] ? vma_is_stack_for_current+0xc0/0xc0 [ 863.120935] ? do_dup2+0x450/0x450 [ 863.132733] ? __se_sys_futex+0x28f/0x3b0 [ 863.146212] ? __se_sys_futex+0x298/0x3b0 [ 863.156185] ? do_futex+0x1880/0x1880 [ 863.164417] ? exit_to_usermode_loop+0x36/0x2a0 [ 863.176212] exit_to_usermode_loop+0x204/0x2a0 [ 863.190670] do_syscall_64+0x538/0x620 [ 863.203910] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 863.220554] RIP: 0033:0x7ff5f50edc39 [ 863.233652] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 863.292406] RSP: 002b:00007ff5f509f308 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 863.315449] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007ff5f50edc39 [ 863.338096] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007ff5f5175408 [ 863.360800] RBP: 00007ff5f5175408 R08: 0000000000000000 R09: 0000000000000000 [ 863.384700] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5f5175400 [ 863.407387] R13: 00007ff5f5143074 R14: 0000000000000000 R15: 0000000000022000 [ 863.430272] INFO: task syz-executor114:8478 blocked for more than 140 seconds. [ 863.454122] Not tainted 4.19.211-syzkaller #0 [ 863.470194] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 863.493552] syz-executor114 D28536 8478 8122 0x00000004 [ 863.512355] Call Trace: [ 863.519367] __schedule+0x887/0x2040 [ 863.531282] ? io_schedule_timeout+0x140/0x140 [ 863.547514] ? mark_held_locks+0xa6/0xf0 [ 863.561560] ? rwsem_down_read_failed+0x20a/0x390 [ 863.576400] schedule+0x8d/0x1b0 [ 863.587503] rwsem_down_read_failed+0x20a/0x390 [ 863.603221] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 863.618825] ? hrtimer_nanosleep+0x27f/0x570 [ 863.633194] ? nanosleep_copyout+0x100/0x100 [ 863.647510] call_rwsem_down_read_failed+0x14/0x30 [ 863.664563] down_read+0x44/0x80 [ 863.675144] ? __do_page_fault+0x97f/0xd60 [ 863.688472] __do_page_fault+0x97f/0xd60 [ 863.702478] ? page_fault+0x8/0x30 [ 863.714163] ? trace_hardirqs_off_caller+0x6e/0x210 [ 863.730637] ? spurious_fault+0x840/0x840 [ 863.744246] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 863.760860] ? page_fault+0x8/0x30 [ 863.768411] page_fault+0x1e/0x30 [ 863.776458] RIP: 0033:0x7ff5f5142e18 [ 863.785189] Code: Bad RIP value. [ 863.793052] RSP: 002b:00007fff620f1318 EFLAGS: 00010202 [ 863.804089] RAX: 00007ff5f5174bd0 RBX: 00007ff5f5173198 RCX: 0000000000000001 [ 863.820201] RDX: 00007ff5f50b0c10 RSI: 0000000000000000 RDI: 00007ff5f5174bd0 [ 863.835793] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000096ef078468 [ 863.851889] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 863.874590] R13: 0000000000000001 R14: 00007ff5f517a040 R15: 0000000000000001 [ 863.909528] INFO: task syz-executor114:8480 blocked for more than 140 seconds. [ 863.932406] Not tainted 4.19.211-syzkaller #0 [ 863.948823] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 863.975889] syz-executor114 D27968 8480 8122 0x80000004 [ 863.993637] Call Trace: [ 864.001750] __schedule+0x887/0x2040 [ 864.014275] ? io_schedule_timeout+0x140/0x140 [ 864.027832] ? mark_held_locks+0xa6/0xf0 [ 864.040766] ? rwsem_down_read_failed+0x20a/0x390 [ 864.056666] schedule+0x8d/0x1b0 [ 864.063423] rwsem_down_read_failed+0x20a/0x390 [ 864.073625] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 864.082640] ? lock_acquire+0x170/0x3c0 [ 864.091043] ? lock_downgrade+0x720/0x720 [ 864.099685] call_rwsem_down_read_failed+0x14/0x30 [ 864.110221] down_read+0x44/0x80 [ 864.116995] ? do_exit+0x6e4/0x2be0 [ 864.125061] do_exit+0x6e4/0x2be0 [ 864.131892] ? rwsem_down_write_failed_killable+0x57d/0x950 [ 864.144223] ? mm_update_next_owner+0x650/0x650 [ 864.154411] ? get_signal+0x388/0x1f70 [ 864.163980] ? lock_downgrade+0x720/0x720 [ 864.177244] ? lock_acquire+0x170/0x3c0 [ 864.188975] do_group_exit+0x125/0x310 [ 864.202820] get_signal+0x3f2/0x1f70 [ 864.214340] ? vm_mmap_pgoff+0x152/0x200 [ 864.228322] do_signal+0x8f/0x1670 [ 864.239649] ? call_rwsem_down_write_failed_killable+0x13/0x20 [ 864.259942] ? setup_sigcontext+0x820/0x820 [ 864.273900] ? down_write_killable+0x9a/0xb0 [ 864.288196] ? vm_mmap_pgoff+0xe8/0x200 [ 864.301027] ? vma_is_stack_for_current+0xc0/0xc0 [ 864.317150] ? do_dup2+0x450/0x450 [ 864.328500] ? fput+0x2b/0x190 [ 864.338510] ? ksys_mmap_pgoff+0x2ad/0x5a0 [ 864.352715] ? exit_to_usermode_loop+0x36/0x2a0 [ 864.368503] exit_to_usermode_loop+0x204/0x2a0 [ 864.383059] do_syscall_64+0x538/0x620 [ 864.396218] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 864.412433] RIP: 0033:0x7ff5f50edc39 [ 864.423962] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 864.484039] RSP: 002b:00007ff5f509f2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 864.508266] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 00007ff5f50edc39 [ 864.530953] RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000020341000 [ 864.553611] RBP: 00007ff5f5175408 R08: 0000000000000004 R09: 0000000000000000 [ 864.576377] R10: 0000000000000011 R11: 0000000000000246 R12: 00007ff5f5175400 executing program [ 864.601184] R13: 00007ff5f5143074 R14: 0000000000000000 R15: 0000000000022000 [ 864.625528] INFO: task syz-executor114:12009 blocked for more than 140 seconds. [ 864.650306] Not tainted 4.19.211-syzkaller #0 [ 864.668203] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 864.694413] syz-executor114 D28648 12009 8125 0x00000004 [ 864.711967] Call Trace: [ 864.720113] __schedule+0x887/0x2040 [ 864.732684] ? io_schedule_timeout+0x140/0x140 [ 864.747251] ? mark_held_locks+0xa6/0xf0 [ 864.759075] ? rwsem_down_read_failed+0x20a/0x390 [ 864.774475] schedule+0x8d/0x1b0 [ 864.785198] rwsem_down_read_failed+0x20a/0x390 [ 864.800844] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 864.815916] ? hrtimer_nanosleep+0x27f/0x570 [ 864.830615] ? nanosleep_copyout+0x100/0x100 [ 864.844463] call_rwsem_down_read_failed+0x14/0x30 [ 864.860750] down_read+0x44/0x80 [ 864.872458] ? __do_page_fault+0x97f/0xd60 [ 864.887138] __do_page_fault+0x97f/0xd60 [ 864.898984] ? page_fault+0x8/0x30 [ 864.910277] ? trace_hardirqs_off_caller+0x6e/0x210 [ 864.926350] ? spurious_fault+0x840/0x840 [ 864.939388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 864.954159] ? page_fault+0x8/0x30 [ 864.966529] page_fault+0x1e/0x30 [ 864.973391] RIP: 0033:0x7ff5f5142e18 [ 864.981534] Code: Bad RIP value. [ 864.988229] RSP: 002b:00007fff620f1318 EFLAGS: 00010202 [ 864.999159] RAX: 00007ff5f5174bd0 RBX: 00007ff5f5173198 RCX: 0000000000000001 [ 865.014175] RDX: 00007ff5f50b0c10 RSI: 0000000000000000 RDI: 00007ff5f5174bd0 [ 865.029202] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000a12ccaefbd [ 865.044322] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 865.059377] R13: 0000000000000001 R14: 00007ff5f517a040 R15: 0000000000000001 [ 865.081464] INFO: task syz-executor114:12010 blocked for more than 140 seconds. [ 865.106477] Not tainted 4.19.211-syzkaller #0 [ 865.121434] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 865.146911] syz-executor114 D28104 12010 8125 0x80000004 [ 865.163589] Call Trace: [ 865.171713] __schedule+0x887/0x2040 [ 865.184224] ? io_schedule_timeout+0x140/0x140 [ 865.198696] ? mark_held_locks+0xa6/0xf0 [ 865.211151] ? rwsem_down_read_failed+0x20a/0x390 [ 865.225882] schedule+0x8d/0x1b0 [ 865.238043] rwsem_down_read_failed+0x20a/0x390 [ 865.252649] ? rt_mutex_futex_unlock+0xf0/0xf0 [ 865.266033] ? lock_acquire+0x170/0x3c0 [ 865.278942] ? lock_downgrade+0x720/0x720 [ 865.293036] call_rwsem_down_read_failed+0x14/0x30 [ 865.308028] down_read+0x44/0x80 [ 865.319172] ? do_exit+0x6e4/0x2be0 [ 865.330553] do_exit+0x6e4/0x2be0 [ 865.342968] ? futex_wake+0x159/0x480 [ 865.354720] ? mm_update_next_owner+0x650/0x650 [ 865.370364] ? get_signal+0x388/0x1f70 [ 865.382127] ? lock_downgrade+0x720/0x720 [ 865.396165] ? lock_acquire+0x170/0x3c0 [ 865.407946] do_group_exit+0x125/0x310 [ 865.419624] get_signal+0x3f2/0x1f70 [ 865.432224] ? rwsem_optimistic_spin+0x480/0x480 [ 865.447986] do_signal+0x8f/0x1670 [ 865.458244] ? setup_sigcontext+0x820/0x820 [ 865.473588] ? vm_mmap_pgoff+0x1c0/0x200 [ 865.486448] ? vm_mmap_pgoff+0xe8/0x200 [ 865.498150] ? vma_is_stack_for_current+0xc0/0xc0 [ 865.514010] ? do_dup2+0x450/0x450 [ 865.525292] ? __se_sys_futex+0x28f/0x3b0 [ 865.538294] ? __se_sys_futex+0x298/0x3b0 [ 865.551134] ? do_futex+0x1880/0x1880 [ 865.563746] ? exit_to_usermode_loop+0x36/0x2a0 [ 865.578312] exit_to_usermode_loop+0x204/0x2a0 [ 865.594008] do_syscall_64+0x538/0x620 [ 865.608749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 865.626092] RIP: 0033:0x7ff5f50edc39 [ 865.637817] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 865.696278] RSP: 002b:00007ff5f509f308 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 865.722260] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007ff5f50edc39 [ 865.744897] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007ff5f5175408 [ 865.768713] RBP: 00007ff5f5175408 R08: 0000000000000000 R09: 0000000000000000 [ 865.791099] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff5f5175400 [ 865.813727] R13: 00007ff5f5143074 R14: 0000000000000000 R15: 0000000000022000 [ 865.837546] [ 865.837546] Showing all locks held in the system: [ 865.858076] 1 lock held by khungtaskd/1570: [ 865.871360] #0: 000000007e41de03 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 [ 865.899947] 1 lock held by in:imklog/7783: [ 865.913022] #0: 00000000e501f4af (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 [ 865.937480] 1 lock held by syz-executor114/8343: [ 865.953252] #0: 00000000d39308a1 (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 [ 865.979074] 1 lock held by syz-executor114/8344: [ 865.993772] #0: 00000000d39308a1 (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 [ 866.017907] 1 lock held by syz-executor114/8355: [ 866.033755] 1 lock held by syz-executor114/8424: [ 866.048378] #0: 0000000045c12733 (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 [ 866.074185] 1 lock held by syz-executor114/8428: [ 866.090078] #0: 0000000045c12733 (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 [ 866.114341] 2 locks held by syz-executor114/8432: [ 866.130161] 1 lock held by syz-executor114/8478: [ 866.144927] #0: 000000009a1a2bab (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 [ 866.170728] 1 lock held by syz-executor114/8480: [ 866.201034] #0: 000000009a1a2bab (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 [ 866.208703] 2 locks held by syz-executor114/8482: [ 866.231035] 2 locks held by kworker/1:0/9495: [ 866.235545] #0: 00000000158aadac ((wq_completion)"rcu_gp"){+.+.}, at: process_one_work+0x767/0x1570 [ 866.271025] #1: 000000001f28f3af ((work_completion)(&rew.rew_work)){+.+.}, at: process_one_work+0x79c/0x1570 [ 866.301080] 1 lock held by syz-executor114/12009: [ 866.306051] #0: 0000000060ffa5e2 (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 [ 866.351026] 1 lock held by syz-executor114/12010: [ 866.355884] #0: 0000000060ffa5e2 (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 [ 866.391025] 2 locks held by syz-executor114/12012: [ 866.395975] 1 lock held by syz-executor114/26737: [ 866.400811] #0: 00000000705b7427 (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 [ 866.451029] 1 lock held by syz-executor114/26740: [ 866.451037] #0: 00000000705b7427 (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 [ 866.451068] 1 lock held by syz-executor114/26741: [ 866.451076] 1 lock held by syz-executor114/26743: [ 866.451080] #0: 000000009349400a (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 [ 866.451110] 3 locks held by syz-executor114/26744: [ 866.451114] #0: 000000009349400a (&mm->mmap_sem){++++}, at: vm_mmap_pgoff+0x152/0x200 [ 866.451139] #1: 00000000f5694c73 (&event->mmap_mutex){+.+.}, at: perf_mmap+0x693/0x1810 [ 866.601009] #2: 0000000061e8b1d1 (rcu_preempt_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x4dc/0x6f0 [ 866.631028] 1 lock held by syz-executor114/26745: [ 866.635899] #0: 000000009349400a (&mm->mmap_sem){++++}, at: vm_mmap_pgoff+0x152/0x200 [ 866.671326] [ 866.681970] ============================================= [ 866.681970] [ 866.689014] NMI backtrace for cpu 0 [ 866.692733] CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 866.700173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.709630] Call Trace: [ 866.712246] dump_stack+0x1fc/0x2ef [ 866.715878] nmi_cpu_backtrace.cold+0x63/0xa2 [ 866.720392] ? lapic_can_unplug_cpu+0x80/0x80 [ 866.724917] nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 [ 866.730260] watchdog+0x991/0xe60 [ 866.733728] ? reset_hung_task_detector+0x30/0x30 [ 866.738570] kthread+0x33f/0x460 [ 866.741956] ? kthread_park+0x180/0x180 [ 866.745948] ret_from_fork+0x24/0x30 [ 866.749787] Sending NMI from CPU 0 to CPUs 1: [ 866.754980] NMI backtrace for cpu 1 [ 866.754986] CPU: 1 PID: 26741 Comm: syz-executor114 Not tainted 4.19.211-syzkaller #0 [ 866.754992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.754996] RIP: 0010:__lock_acquire+0x9b9/0x3ff0 [ 866.755007] Code: 3b 05 6b 72 46 0b 41 bf 01 00 00 00 0f 86 e8 f7 ff ff 89 05 59 72 46 0b e9 dd f7 ff ff 41 81 f8 ff 1f 00 00 0f 87 0a 08 00 00 <49> 8d 9d 78 08 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 d9 48 89 [ 866.755011] RSP: 0018:ffff88809fb5f770 EFLAGS: 00000097 [ 866.755019] RAX: 00000000000005cb RBX: 0000000000000005 RCX: 1ffff1101429c11a [ 866.755024] RDX: 0000000000000004 RSI: ffff8880a14e08b0 RDI: ffffffff8cdd8ed0 [ 866.755029] RBP: ffff8880a14e08d2 R08: 00000000000005cb R09: 0000000000000001 [ 866.755034] R10: ffff8880a14e08b0 R11: 0000000000000000 R12: 00000000000405cb [ 866.755039] R13: ffff8880a14e0000 R14: ffff8880a14e08c8 R15: 0000000000000000 [ 866.755044] FS: 00007ff5f507e700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 866.755049] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 866.755054] CR2: 00007f58dabf9000 CR3: 0000000090363000 CR4: 00000000003406e0 [ 866.755059] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 866.755064] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 866.755067] Call Trace: [ 866.755071] ? _raw_spin_unlock_irq+0x24/0x80 [ 866.755075] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 866.755079] ? _raw_spin_unlock_irq+0x5a/0x80 [ 866.755082] ? finish_task_switch+0x146/0x760 [ 866.755086] ? mark_held_locks+0xf0/0xf0 [ 866.755089] ? __schedule+0x88f/0x2040 [ 866.755093] ? io_schedule_timeout+0x140/0x140 [ 866.755097] ? retint_kernel+0x2d/0x2d [ 866.755100] lock_acquire+0x170/0x3c0 [ 866.755103] ? perf_mmap+0x693/0x1810 [ 866.755107] ? perf_mmap+0x693/0x1810 [ 866.755110] __mutex_lock+0xd7/0x1190 [ 866.755113] ? perf_mmap+0x693/0x1810 [ 866.755117] ? io_schedule_timeout+0x140/0x140 [ 866.755120] ? perf_mmap+0x693/0x1810 [ 866.755124] ? mutex_trylock+0x1a0/0x1a0 [ 866.755128] ? __mutex_unlock_slowpath+0xea/0x610 [ 866.755131] ? retint_kernel+0x2d/0x2d [ 866.755135] ? wait_for_completion_io+0x10/0x10 [ 866.755138] perf_mmap+0x693/0x1810 [ 866.755141] ? perf_release+0x40/0x40 [ 866.755145] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 866.755149] mmap_region+0xc94/0x16b0 [ 866.755152] ? vm_munmap+0x140/0x140 [ 866.755156] ? get_unmapped_area+0x294/0x3c0 [ 866.755159] do_mmap+0x8e8/0x1080 [ 866.755162] vm_mmap_pgoff+0x197/0x200 [ 866.755171] ? vma_is_stack_for_current+0xc0/0xc0 [ 866.755174] ? do_dup2+0x450/0x450 [ 866.755177] ksys_mmap_pgoff+0x298/0x5a0 [ 866.755181] ? find_mergeable_anon_vma+0x260/0x260 [ 866.755185] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 866.755189] ? trace_hardirqs_off_caller+0x6e/0x210 [ 866.755193] ? do_syscall_64+0x21/0x620 [ 866.755196] do_syscall_64+0xf9/0x620 [ 866.755200] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 866.755203] RIP: 0033:0x7ff5f50edc39 [ 866.755214] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 866.755218] RSP: 002b:00007ff5f507e2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 866.755226] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff5f50edc39 [ 866.755231] RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000020395000 [ 866.755236] RBP: 00007ff5f5175418 R08: 0000000000000003 R09: 0000000000000000 [ 866.755241] R10: 0000000000000011 R11: 0000000000000246 R12: 00007ff5f5175410 [ 866.755246] R13: 00007ff5f5143074 R14: 00007ff5f5173130 R15: 0000000000022000 [ 867.001019] Kernel panic - not syncing: hung_task: blocked tasks [ 867.110729] CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 867.118168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.127528] Call Trace: [ 867.130118] dump_stack+0x1fc/0x2ef [ 867.133755] panic+0x26a/0x50e [ 867.136949] ? __warn_printk+0xf3/0xf3 [ 867.140920] ? lapic_can_unplug_cpu+0x80/0x80 [ 867.145412] ? ___preempt_schedule+0x16/0x18 [ 867.149819] ? watchdog+0x991/0xe60 [ 867.153441] ? nmi_trigger_cpumask_backtrace+0x15e/0x1f0 [ 867.158890] watchdog+0x9a2/0xe60 [ 867.162347] ? reset_hung_task_detector+0x30/0x30 [ 867.167189] kthread+0x33f/0x460 [ 867.170561] ? kthread_park+0x180/0x180 [ 867.174541] ret_from_fork+0x24/0x30 [ 867.178731] Kernel Offset: disabled [ 867.182635] Rebooting in 86400 seconds..