syzbot


INFO: task hung in io_uring_cancel_task_requests

Status: fixed on 2021/04/09 19:46
Subsystems: fs io-uring
[Documentation on labels]
Reported-by: syzbot+695b03d82fa8e4901b06@syzkaller.appspotmail.com
Fix commit: 34343786ecc5 io_uring: unpark SQPOLL thread for cancelation
First crash: 1344d, last: 1303d
Discussions (3)
Title Replies (including bot) Last reply
[PATCH 5.11 00/36] 5.11.6-rc1 review 45 (45) 2021/03/11 17:39
[PATCH 0/2] SQPOLL cancel files fix 4 (4) 2021/02/10 20:30
INFO: task hung in io_uring_cancel_task_requests 2 (3) 2021/02/10 03:02
Cause bisection attempts (1)
Created Duration User Patch Repo Result
2021/02/06 00:41 0m bisect upstream error job log

Sample crash report:
INFO: task syz-executor893:8493 blocked for more than 143 seconds.
      Not tainted 5.11.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor893 state:D stack:28144 pid: 8493 ppid:  8480 flags:0x00000004
Call Trace:
 context_switch kernel/sched/core.c:4327 [inline]
 __schedule+0x90c/0x21a0 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 io_uring_cancel_files fs/io_uring.c:8912 [inline]
 io_uring_cancel_task_requests+0xe70/0x11a0 fs/io_uring.c:8979
 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:9067
 io_uring_files_cancel include/linux/io_uring.h:51 [inline]
 do_exit+0x2fe/0x2ae0 kernel/exit.c:780
 do_group_exit+0x125/0x310 kernel/exit.c:922
 __do_sys_exit_group kernel/exit.c:933 [inline]
 __se_sys_exit_group kernel/exit.c:931 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x43eb19
RSP: 002b:00007ffda99d64d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00000000004b02f0 RCX: 000000000043eb19
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000246 R12: 00000000004b02f0
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
INFO: task syz-executor893:8571 blocked for more than 143 seconds.
      Not tainted 5.11.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor893 state:D stack:28144 pid: 8571 ppid:  8479 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4327 [inline]
 __schedule+0x90c/0x21a0 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 io_uring_cancel_files fs/io_uring.c:8912 [inline]
 io_uring_cancel_task_requests+0xe70/0x11a0 fs/io_uring.c:8979
 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:9067
 io_uring_files_cancel include/linux/io_uring.h:51 [inline]
 do_exit+0x2fe/0x2ae0 kernel/exit.c:780
 do_group_exit+0x125/0x310 kernel/exit.c:922
 __do_sys_exit_group kernel/exit.c:933 [inline]
 __se_sys_exit_group kernel/exit.c:931 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x43eb19
RSP: 002b:00007ffda99d64d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00000000004b02f0 RCX: 000000000043eb19
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000246 R12: 00000000004b02f0
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
INFO: task syz-executor893:8579 blocked for more than 143 seconds.
      Not tainted 5.11.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor893 state:D stack:28144 pid: 8579 ppid:  8482 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4327 [inline]
 __schedule+0x90c/0x21a0 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 io_uring_cancel_files fs/io_uring.c:8912 [inline]
 io_uring_cancel_task_requests+0xe70/0x11a0 fs/io_uring.c:8979
 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:9067
 io_uring_files_cancel include/linux/io_uring.h:51 [inline]
 do_exit+0x2fe/0x2ae0 kernel/exit.c:780
 do_group_exit+0x125/0x310 kernel/exit.c:922
 __do_sys_exit_group kernel/exit.c:933 [inline]
 __se_sys_exit_group kernel/exit.c:931 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x43eb19
RSP: 002b:00007ffda99d64d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00000000004b02f0 RCX: 000000000043eb19
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000246 R12: 00000000004b02f0
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
INFO: task syz-executor893:8591 blocked for more than 143 seconds.
      Not tainted 5.11.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor893 state:D stack:28144 pid: 8591 ppid:  8481 flags:0x00000004
Call Trace:
 context_switch kernel/sched/core.c:4327 [inline]
 __schedule+0x90c/0x21a0 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 io_uring_cancel_files fs/io_uring.c:8912 [inline]
 io_uring_cancel_task_requests+0xe70/0x11a0 fs/io_uring.c:8979
 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:9067
 io_uring_files_cancel include/linux/io_uring.h:51 [inline]
 do_exit+0x2fe/0x2ae0 kernel/exit.c:780
 do_group_exit+0x125/0x310 kernel/exit.c:922
 __do_sys_exit_group kernel/exit.c:933 [inline]
 __se_sys_exit_group kernel/exit.c:931 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x43eb19
RSP: 002b:00007ffda99d64d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00000000004b02f0 RCX: 000000000043eb19
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000246 R12: 00000000004b02f0
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
INFO: task syz-executor893:8624 blocked for more than 144 seconds.
      Not tainted 5.11.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor893 state:D stack:28144 pid: 8624 ppid:  8477 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4327 [inline]
 __schedule+0x90c/0x21a0 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 io_uring_cancel_files fs/io_uring.c:8912 [inline]
 io_uring_cancel_task_requests+0xe70/0x11a0 fs/io_uring.c:8979
 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:9067
 io_uring_files_cancel include/linux/io_uring.h:51 [inline]
 do_exit+0x2fe/0x2ae0 kernel/exit.c:780
 do_group_exit+0x125/0x310 kernel/exit.c:922
 __do_sys_exit_group kernel/exit.c:933 [inline]
 __se_sys_exit_group kernel/exit.c:931 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x43eb19
RSP: 002b:00007ffda99d64d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00000000004b02f0 RCX: 000000000043eb19
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000246 R12: 00000000004b02f0
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
INFO: task syz-executor893:8633 blocked for more than 144 seconds.
      Not tainted 5.11.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor893 state:D stack:27648 pid: 8633 ppid:  8478 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4327 [inline]
 __schedule+0x90c/0x21a0 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 io_uring_cancel_files fs/io_uring.c:8912 [inline]
 io_uring_cancel_task_requests+0xe70/0x11a0 fs/io_uring.c:8979
 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:9067
 io_uring_files_cancel include/linux/io_uring.h:51 [inline]
 do_exit+0x2fe/0x2ae0 kernel/exit.c:780
 do_group_exit+0x125/0x310 kernel/exit.c:922
 __do_sys_exit_group kernel/exit.c:933 [inline]
 __se_sys_exit_group kernel/exit.c:931 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x43eb19
RSP: 002b:00007ffda99d64d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00000000004b02f0 RCX: 000000000043eb19
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000246 R12: 00000000004b02f0
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001

Showing all locks held in the system:
1 lock held by khungtaskd/1638:
 #0: ffffffff8bd73da0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6259
2 locks held by in:imklog/8193:
 #0: ffff888019c15bb0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:947
 #1: ffffffff8bd73da0 (rcu_read_lock){....}-{1:2}, at: is_bpf_text_address+0x0/0x160 kernel/bpf/core.c:687
1 lock held by syz-executor893/8493:
 #0: ffff88801362dc70 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7468 [inline]
 #0: ffff88801362dc70 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7463 [inline]
 #0: ffff88801362dc70 (&sqd->lock){+.+.}-{3:3}, at: io_uring_cancel_task_requests+0x311/0x11a0 fs/io_uring.c:8973
1 lock held by syz-executor893/8571:
 #0: ffff8880232b3470 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7468 [inline]
 #0: ffff8880232b3470 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7463 [inline]
 #0: ffff8880232b3470 (&sqd->lock){+.+.}-{3:3}, at: io_uring_cancel_task_requests+0x311/0x11a0 fs/io_uring.c:8973
1 lock held by syz-executor893/8579:
 #0: ffff888014271070 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7468 [inline]
 #0: ffff888014271070 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7463 [inline]
 #0: ffff888014271070 (&sqd->lock){+.+.}-{3:3}, at: io_uring_cancel_task_requests+0x311/0x11a0 fs/io_uring.c:8973
1 lock held by syz-executor893/8591:
 #0: ffff8880195b2470 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7468 [inline]
 #0: ffff8880195b2470 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7463 [inline]
 #0: ffff8880195b2470 (&sqd->lock){+.+.}-{3:3}, at: io_uring_cancel_task_requests+0x311/0x11a0 fs/io_uring.c:8973
1 lock held by syz-executor893/8624:
 #0: ffff8880161a4870 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7468 [inline]
 #0: ffff8880161a4870 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7463 [inline]
 #0: ffff8880161a4870 (&sqd->lock){+.+.}-{3:3}, at: io_uring_cancel_task_requests+0x311/0x11a0 fs/io_uring.c:8973
1 lock held by syz-executor893/8633:
 #0: ffff888025448c70 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7468 [inline]
 #0: ffff888025448c70 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread_park fs/io_uring.c:7463 [inline]
 #0: ffff888025448c70 (&sqd->lock){+.+.}-{3:3}, at: io_uring_cancel_task_requests+0x311/0x11a0 fs/io_uring.c:8973

=============================================

NMI backtrace for cpu 0
CPU: 0 PID: 1638 Comm: khungtaskd Not tainted 5.11.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x107/0x163 lib/dump_stack.c:120
 nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
 nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:209 [inline]
 watchdog+0xd43/0xfa0 kernel/hung_task.c:294
 kthread+0x3b1/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4885 Comm: systemd-journal Not tainted 5.11.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:209 [inline]
RIP: 0010:bpf_ksym_find+0x6a/0x1c0 kernel/bpf/core.c:667
Code: 68 ff ff ff 48 89 ef 4c 89 fe e8 41 66 f4 ff 4c 39 fd 0f 83 e9 00 00 00 e8 c3 5e f4 ff 8b 1d ad 7e 22 0a 44 8b 74 24 04 89 de <44> 89 f7 e8 ae 65 f4 ff 41 39 de 0f 84 e3 00 00 00 e8 a0 5e f4 ff
RSP: 0018:ffffc90001207aa0 EFLAGS: 00000093
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888015d6a200 RSI: 0000000000000000 RDI: ffffffff8ba0f3b0
RBP: 00007fb450c54840 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff817ec8c7 R11: 0000000000000000 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000200
FS:  00007fb4516c58c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb44eab7000 CR3: 0000000015593000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 is_bpf_text_address+0x75/0x160 kernel/bpf/core.c:701
 kernel_text_address kernel/extable.c:151 [inline]
 kernel_text_address+0xbd/0xf0 kernel/extable.c:120
 __kernel_text_address+0x9/0x30 kernel/extable.c:105
 unwind_get_return_address arch/x86/kernel/unwind_orc.c:318 [inline]
 unwind_get_return_address+0x51/0x90 arch/x86/kernel/unwind_orc.c:313
 arch_stack_walk+0x93/0xe0 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:121
 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38
 kasan_record_aux_stack+0x87/0xb0 mm/kasan/generic.c:344
 __call_rcu kernel/rcu/tree.c:2965 [inline]
 call_rcu+0xbb/0x700 kernel/rcu/tree.c:3038
 task_work_run+0xdd/0x190 kernel/task_work.c:140
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:174 [inline]
 exit_to_user_mode_prepare+0x249/0x250 kernel/entry/common.c:201
 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline]
 syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:302
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fb450c54840
Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 bb 20 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24
RSP: 002b:00007ffd66c13138 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: fffffffffffffffe RBX: 00007ffd66c13440 RCX: 00007fb450c54840
RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 000055b07430c150
RBP: 000000000000000d R08: 000000000000ffc0 R09: 00000000ffffffff
R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000055b0742fe060 R14: 00007ffd66c13400 R15: 000055b07430c1a0

Crashes (305):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/02/06 00:41 upstream dd86e7fa07a3 23a562df .config console log report syz C ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/12 15:44 upstream f78d76e72a46 429d8a6b .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/12 13:59 upstream f78d76e72a46 429d8a6b .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/12 11:25 upstream 28806e4d9b97 429d8a6b .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/12 05:59 upstream 28806e4d9b97 429d8a6b .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/12 02:13 upstream 28806e4d9b97 429d8a6b .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/11 14:48 upstream 05a59d79793d c2ca1f2a .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/11 13:11 upstream a74e6a014c9d c2ca1f2a .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/11 09:33 upstream 05a59d79793d c2ca1f2a .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 23:12 upstream 05a59d79793d 764067f3 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 21:11 upstream 05a59d79793d 764067f3 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 18:02 upstream 05a59d79793d 764067f3 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 11:39 upstream 144c79ef3353 26967e35 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 05:20 upstream 144c79ef3353 26967e35 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 04:17 upstream 144c79ef3353 26967e35 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/09 21:03 upstream 144c79ef3353 26967e35 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/09 17:35 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/09 09:25 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/09 06:46 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/09 00:13 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/08 20:23 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce INFO: task hung in io_uring_cancel_task_requests
2021/03/08 11:29 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/08 08:28 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/08 04:05 upstream 3bb48a850627 09fbf400 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/07 16:21 upstream a38fd8748464 75506d9c .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/07 04:08 upstream a38fd8748464 e4b4d570 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/07 01:41 upstream a38fd8748464 e4b4d570 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/06 20:47 upstream a38fd8748464 e4b4d570 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/06 18:26 upstream a38fd8748464 e4b4d570 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/06 14:29 upstream a38fd8748464 e4b4d570 .config console log report info ci-upstream-kasan-gce INFO: task hung in io_uring_cancel_task_requests
2021/03/06 12:13 upstream a38fd8748464 e4b4d570 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/06 02:29 upstream 280d542f6ffa 56722561 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/05 15:32 upstream 280d542f6ffa 9d751681 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/05 12:13 upstream 280d542f6ffa 9d751681 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/05 03:25 upstream cee407c5cc42 9d751681 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/05 00:50 upstream cee407c5cc42 9d751681 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/04 23:31 upstream cee407c5cc42 9d751681 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/04 18:57 upstream f69d02e37a85 d7e4e604 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/04 17:06 upstream f69d02e37a85 d7e4e604 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/04 15:44 upstream f69d02e37a85 d7e4e604 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/04 13:29 upstream f69d02e37a85 d7e4e604 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in io_uring_cancel_task_requests
2021/03/04 12:05 upstream f69d02e37a85 d7e4e604 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/04 11:03 upstream f69d02e37a85 d7e4e604 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/02/03 15:55 upstream 3aaf0a27ffc2 624dad51 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in io_uring_cancel_task_requests
2021/03/09 18:47 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-386 INFO: task hung in io_uring_cancel_task_requests
2021/03/09 10:58 upstream 144c79ef3353 09fbf400 .config console log report info ci-upstream-kasan-gce-386 INFO: task hung in io_uring_cancel_task_requests
2021/03/07 20:33 upstream a38fd8748464 75506d9c .config console log report info ci-upstream-kasan-gce-386 INFO: task hung in io_uring_cancel_task_requests
2021/03/11 01:16 linux-next b01d57bfdc41 764067f3 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 16:21 linux-next b01d57bfdc41 764067f3 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/10 02:37 linux-next 3aa6f5082286 26967e35 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in io_uring_cancel_task_requests
2021/03/16 14:54 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 0d7588ab9ef9 fdb2bb2c .config console log report info ci-qemu2-riscv64 INFO: task hung in io_uring_cancel_task_requests
* Struck through repros no longer work on HEAD.