syzbot |
sign-in | mailing list | source | docs |
🐞 Open [1164] 🐞 Fixed [4299] 🐞 Invalid [9645] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
android-414 | INFO: task hung in addrconf_dad_work | 1 | 1328d | 1328d | 0/1 | auto-closed as invalid on 2019/10/25 08:37 | |||
android-49 | INFO: task hung in addrconf_dad_work | 1 | 1615d | 1615d | 0/3 | auto-closed as invalid on 2019/02/22 20:09 | |||
linux-4.19 | INFO: task hung in addrconf_dad_work | 1 | 1250d | 1250d | 0/1 | auto-closed as invalid on 2019/12/24 18:36 | |||
linux-4.19 | INFO: task hung in addrconf_dad_work (2) | C | error | 67 | 9d01h | 1041d | 0/1 | upstream: reported C repro on 2020/03/22 17:39 | |
linux-4.14 | INFO: task hung in addrconf_dad_work | C | inconclusive | 1 | 216d | 822d | 0/1 | upstream: reported C repro on 2020/10/27 17:48 |
INFO: task kworker/0:4:8419 blocked for more than 143 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:26632 pid: 8419 ppid: 2 flags:0x00004000 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 addrconf_dad_work+0xa3/0x1340 net/ipv6/addrconf.c:4047 process_one_work+0x9bf/0x16b0 kernel/workqueue.c:2297 worker_thread+0x658/0x11f0 kernel/workqueue.c:2444 kthread+0x3e5/0x4d0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 INFO: task kworker/1:5:8465 blocked for more than 144 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:5 state:D stack:26360 pid: 8465 ppid: 2 flags:0x00004000 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 addrconf_dad_work+0xa3/0x1340 net/ipv6/addrconf.c:4047 process_one_work+0x9bf/0x16b0 kernel/workqueue.c:2297 worker_thread+0x658/0x11f0 kernel/workqueue.c:2444 kthread+0x3e5/0x4d0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 INFO: task kworker/1:8:8536 blocked for more than 144 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:27424 pid: 8536 ppid: 2 flags:0x00004000 Workqueue: events linkwatch_event Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 linkwatch_event+0xb/0x60 net/core/link_watch.c:251 process_one_work+0x9bf/0x16b0 kernel/workqueue.c:2297 worker_thread+0x658/0x11f0 kernel/workqueue.c:2444 kthread+0x3e5/0x4d0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 INFO: task syz-executor483:8554 blocked for more than 145 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor483 state:D stack:28152 pid: 8554 ppid: 6550 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 ip6mr_sk_done+0xe9/0x370 net/ipv6/ip6mr.c:1582 rawv6_close+0x58/0x80 net/ipv6/raw.c:1198 inet_release+0x12e/0x280 net/ipv4/af_inet.c:431 inet6_release+0x4c/0x70 net/ipv6/af_inet6.c:479 __sock_release+0xcd/0x280 net/socket.c:649 sock_close+0x18/0x20 net/socket.c:1314 __fput+0x288/0x9f0 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop kernel/entry/common.c:175 [inline] exit_to_user_mode_prepare+0x27e/0x290 kernel/entry/common.c:209 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:302 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b7419784b RSP: 002b:00007ffe59da3b00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f7b7419784b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000cfb29 R13: 00007f7b742604fc R14: 00007ffe59da3b60 R15: 00007f7b742604e0 INFO: task syz-executor483:8555 blocked for more than 145 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor483 state:D stack:28272 pid: 8555 ppid: 6550 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 rtnl_lock net/core/rtnetlink.c:72 [inline] rtnetlink_rcv_msg+0x3be/0xb80 net/core/rtnetlink.c:5569 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x86d/0xdb0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:724 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2409 ___sys_sendmsg+0xf3/0x170 net/socket.c:2463 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2492 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b741db969 RSP: 002b:00007f7b74185308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f7b742604e8 RCX: 00007f7b741db969 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000005 RBP: 00007f7b742604e0 R08: 000000000000000b R09: 0000000000000000 R10: 0000000000000028 R11: 0000000000000246 R12: 00007f7b742604ec R13: 00007f7b7422d484 R14: 7277732f7665642f R15: 0000000000022000 INFO: task syz-executor483:8556 blocked for more than 147 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor483 state:D stack:28152 pid: 8556 ppid: 6548 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 ip6mr_sk_done+0xe9/0x370 net/ipv6/ip6mr.c:1582 rawv6_close+0x58/0x80 net/ipv6/raw.c:1198 inet_release+0x12e/0x280 net/ipv4/af_inet.c:431 inet6_release+0x4c/0x70 net/ipv6/af_inet6.c:479 __sock_release+0xcd/0x280 net/socket.c:649 sock_close+0x18/0x20 net/socket.c:1314 __fput+0x288/0x9f0 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop kernel/entry/common.c:175 [inline] exit_to_user_mode_prepare+0x27e/0x290 kernel/entry/common.c:209 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:302 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b7419784b RSP: 002b:00007ffe59da3b00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f7b7419784b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000cfb0d R13: 00007f7b7426050c R14: 00007ffe59da3b60 R15: 00007f7b742604e0 INFO: task syz-executor483:8557 blocked for more than 147 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor483 state:D stack:24560 pid: 8557 ppid: 6548 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 netdev_run_todo+0x6fa/0xa80 net/core/dev.c:10594 rtnl_unlock net/core/rtnetlink.c:112 [inline] rtnetlink_rcv_msg+0x420/0xb80 net/core/rtnetlink.c:5573 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x86d/0xdb0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:724 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2409 ___sys_sendmsg+0xf3/0x170 net/socket.c:2463 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2492 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b741db969 RSP: 002b:00007f7b74185308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f7b742604e8 RCX: 00007f7b741db969 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000005 RBP: 00007f7b742604e0 R08: 000000000000000b R09: 0000000000000000 R10: 0000000000000028 R11: 0000000000000246 R12: 00007f7b742604ec R13: 00007f7b7422d484 R14: 7277732f7665642f R15: 0000000000022000 INFO: task syz-executor483:8558 blocked for more than 149 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor483 state:D stack:28152 pid: 8558 ppid: 6546 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 ip6mr_sk_done+0xe9/0x370 net/ipv6/ip6mr.c:1582 rawv6_close+0x58/0x80 net/ipv6/raw.c:1198 inet_release+0x12e/0x280 net/ipv4/af_inet.c:431 inet6_release+0x4c/0x70 net/ipv6/af_inet6.c:479 __sock_release+0xcd/0x280 net/socket.c:649 sock_close+0x18/0x20 net/socket.c:1314 __fput+0x288/0x9f0 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop kernel/entry/common.c:175 [inline] exit_to_user_mode_prepare+0x27e/0x290 kernel/entry/common.c:209 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:302 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b7419784b RSP: 002b:00007ffe59da3b00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f7b7419784b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000cfb26 R13: 00007f7b742604fc R14: 00007ffe59da3b60 R15: 00007f7b742604e0 INFO: task syz-executor483:8559 blocked for more than 150 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor483 state:D stack:27704 pid: 8559 ppid: 6546 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 rtnl_lock net/core/rtnetlink.c:72 [inline] rtnetlink_rcv_msg+0x3be/0xb80 net/core/rtnetlink.c:5569 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x86d/0xdb0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:724 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2409 ___sys_sendmsg+0xf3/0x170 net/socket.c:2463 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2492 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b741db969 RSP: 002b:00007f7b74185308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f7b742604e8 RCX: 00007f7b741db969 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000005 RBP: 00007f7b742604e0 R08: 000000000000000b R09: 0000000000000000 R10: 0000000000000028 R11: 0000000000000246 R12: 00007f7b742604ec R13: 00007f7b7422d484 R14: 7277732f7665642f R15: 0000000000022000 INFO: task syz-executor483:8560 blocked for more than 151 seconds. Not tainted 5.15.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor483 state:D stack:28152 pid: 8560 ppid: 6551 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:4940 [inline] __schedule+0x940/0x26f0 kernel/sched/core.c:6287 schedule+0xd3/0x270 kernel/sched/core.c:6366 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425 __mutex_lock_common kernel/locking/mutex.c:669 [inline] __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729 ip6mr_sk_done+0xe9/0x370 net/ipv6/ip6mr.c:1582 rawv6_close+0x58/0x80 net/ipv6/raw.c:1198 inet_release+0x12e/0x280 net/ipv4/af_inet.c:431 inet6_release+0x4c/0x70 net/ipv6/af_inet6.c:479 __sock_release+0xcd/0x280 net/socket.c:649 sock_close+0x18/0x20 net/socket.c:1314 __fput+0x288/0x9f0 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop kernel/entry/common.c:175 [inline] exit_to_user_mode_prepare+0x27e/0x290 kernel/entry/common.c:209 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:302 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b7419784b RSP: 002b:00007ffe59da3b00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f7b7419784b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000cfb28 R13: 00007f7b742604fc R14: 00007ffe59da3b60 R15: 00007f7b742604e0 Showing all locks held in the system: 1 lock held by khungtaskd/26: #0: ffffffff8b97fe20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6446 1 lock held by in:imklog/6230: #0: ffff88801c79dc70 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:990 2 locks held by kworker/u4:0/6538: #0: ffff8880b9d31a58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:474 [inline] #0: ffff8880b9d31a58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1317 [inline] #0: ffff8880b9d31a58 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1620 [inline] #0: ffff8880b9d31a58 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x236/0x26f0 kernel/sched/core.c:6201 #1: ffff8880b9d1f9c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x39d/0x480 kernel/sched/psi.c:880 3 locks held by kworker/0:4/8419: #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268 #1: ffffc9000c777db0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272 #2: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xa3/0x1340 net/ipv6/addrconf.c:4047 2 locks held by kworker/0:6/8445: #0: ffff888010c66538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c66538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c66538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline] #0: ffff888010c66538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline] #0: ffff888010c66538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline] #0: ffff888010c66538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268 #1: ffffc9000c867db0 ((work_completion)(&rew.rew_work)){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272 3 locks held by kworker/1:5/8465: #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline] #0: ffff8881486a7938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268 #1: ffffc9000c8d7db0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272 #2: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xa3/0x1340 net/ipv6/addrconf.c:4047 3 locks held by kworker/1:8/8536: #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268 #1: ffffc9000ca87db0 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272 #2: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xb/0x60 net/core/link_watch.c:251 2 locks held by syz-executor483/8554: #0: ffff888069e3b810 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:786 [inline] #0: ffff888069e3b810 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: __sock_release+0x86/0x280 net/socket.c:648 #1: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: ip6mr_sk_done+0xe9/0x370 net/ipv6/ip6mr.c:1582 2 locks held by syz-executor483/8555: #0: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline] #0: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 net/core/rtnetlink.c:5569 #1: ffffffff8b9891a8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline] #1: ffffffff8b9891a8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x4fc/0x620 kernel/rcu/tree_exp.h:837 2 locks held by syz-executor483/8556: #0: ffff888069e3ac10 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:786 [inline] #0: ffff888069e3ac10 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: __sock_release+0x86/0x280 net/socket.c:648 #1: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: ip6mr_sk_done+0xe9/0x370 net/ipv6/ip6mr.c:1582 1 lock held by syz-executor483/8557: #0: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: netdev_run_todo+0x6fa/0xa80 net/core/dev.c:10594 2 locks held by syz-executor483/8558: #0: ffff888076b81a10 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:786 [inline] #0: ffff888076b81a10 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: __sock_release+0x86/0x280 net/socket.c:648 #1: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: ip6mr_sk_done+0xe9/0x370 net/ipv6/ip6mr.c:1582 1 lock held by syz-executor483/8559: #0: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline] #0: ffffffff8d0e3668 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 net/core/rtnetlink.c:5569 2 locks held by syz-executor483/8560: #0: ffff888076b7d010 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:786 [inline] #0: ffff888076b7d010 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: __sock_release+0x86/0x280 net/socket.c:648
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci-upstream-kasan-gce | 2021/09/18 02:45 | upstream | ddf21bd8ab98 | 70b76c1d | .config | console log | report | syz | C | INFO: task hung in addrconf_dad_work | ||
ci-upstream-kasan-gce-selinux-root | 2021/04/17 19:07 | upstream | 9cdbf6467424 | 7e2b734b | .config | console log | report | syz | C | INFO: task hung in addrconf_dad_work | ||
ci-upstream-linux-next-kasan-gce-root | 2021/04/01 05:45 | linux-next | 931294922e65 | 6a81331a | .config | console log | report | syz | C | INFO: task hung in addrconf_dad_work | ||
ci-upstream-kasan-gce | 2021/01/14 14:13 | upstream | 65f0d2414b70 | 269d24e8 | .config | console log | report | syz | C | |||
ci-upstream-kasan-gce | 2020/11/21 23:58 | upstream | 27bba9c532a8 | 68068804 | .config | console log | report | syz | C | |||
ci-upstream-kasan-gce-selinux-root | 2019/02/16 10:13 | upstream | 5ded5871030e | f42dee6d | .config | console log | report | syz | C | |||
ci-upstream-kasan-gce-386 | 2020/11/22 12:27 | upstream | a349e4c65960 | 0d27f508 | .config | console log | report | syz | C | |||
ci-upstream-net-this-kasan-gce | 2020/12/15 12:14 | net | 7f376f1917d7 | 97183ed7 | .config | console log | report | syz | C | |||
ci-upstream-net-this-kasan-gce | 2020/10/02 14:04 | net | bb13a800620c | 9602ddf4 | .config | console log | report | syz | C | |||
ci-upstream-net-kasan-gce | 2020/12/15 17:54 | net-next | 7bca5021a4e6 | 97183ed7 | .config | console log | report | syz | C | |||
ci-upstream-net-kasan-gce | 2020/12/06 02:37 | net-next | bcd684aace34 | 50503117 | .config | console log | report | syz | C | |||
ci-upstream-net-kasan-gce | 2020/10/07 14:45 | net-next | 9faebeb2d800 | 1880b4a9 | .config | console log | report | syz | C | |||
ci-upstream-net-kasan-gce | 2020/10/07 00:44 | net-next | 8b0308fe319b | 1880b4a9 | .config | console log | report | syz | C | |||
ci-upstream-net-this-kasan-gce | 2020/10/11 07:18 | net | 7b50ee3dad25 | 4a77ae0b | .config | console log | report | syz | ||||
ci-upstream-kasan-gce | 2021/12/12 17:05 | upstream | a763d5a5abd6 | 49ca1f59 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce | 2021/12/06 19:34 | upstream | 0fcfb00b28c0 | 579a8754 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce | 2021/11/29 05:59 | upstream | d06c942efea4 | 63eeac02 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-root | 2021/11/24 16:19 | upstream | 5d9f4cf36721 | 545ab074 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce | 2021/11/20 20:15 | upstream | a90af8f15bdc | 4eb20a4e | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-selinux-root | 2021/11/17 08:01 | upstream | 8ab774587903 | cafff8b6 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/11/12 12:29 | upstream | 5833291ab6de | 75b04091 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-selinux-root | 2021/11/07 00:57 | upstream | 512b7931ad05 | 4c1be0be | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-root | 2021/10/20 06:11 | upstream | d9abdee5fd5a | 466b7db1 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-selinux-root | 2021/09/30 21:00 | upstream | 02d5e016800d | 1d849ab4 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-selinux-root | 2021/09/30 19:40 | upstream | 02d5e016800d | 1d849ab4 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce | 2021/09/30 00:20 | upstream | 02d5e016800d | be530f6c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/09/29 18:09 | upstream | 02d5e016800d | be530f6c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/09/29 15:53 | upstream | a4e6f95a891a | be530f6c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/09/29 15:24 | upstream | a4e6f95a891a | be530f6c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-root | 2021/09/29 14:12 | upstream | a4e6f95a891a | be530f6c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-root | 2021/09/29 05:19 | upstream | a4e6f95a891a | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-selinux-root | 2021/09/28 19:26 | upstream | d33bec7b3dfa | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce | 2021/09/28 17:08 | upstream | d33bec7b3dfa | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/09/28 14:50 | upstream | 0513e464f900 | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/09/28 13:31 | upstream | 0513e464f900 | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/09/28 13:16 | upstream | 0513e464f900 | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-smack-root | 2021/09/28 09:26 | upstream | 0513e464f900 | 78494d16 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-386 | 2021/09/30 23:37 | upstream | 02d5e016800d | 1d849ab4 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-386 | 2021/09/28 16:07 | upstream | d33bec7b3dfa | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-kasan-gce-386 | 2021/09/28 11:50 | upstream | 0513e464f900 | 78494d16 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-this-kasan-gce | 2021/12/23 02:41 | net | 99d7fbb5cedf | 6caa12e4 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-this-kasan-gce | 2021/12/04 07:58 | net | badd7857f5c9 | a617004c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-this-kasan-gce | 2021/10/29 12:24 | net | 411a44c24a56 | 2353a3ec | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-bpf-kasan-gce | 2021/09/22 11:59 | bpf | bc23f7244817 | 169724fe | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/12/03 04:13 | net-next | fc993be36f9e | 61f86278 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/20 07:11 | net-next | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/20 02:55 | net-next | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/20 00:53 | net-next | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/19 22:25 | net-next | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/19 18:42 | net-next | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/19 13:47 | net-next | cb3dc8901ba4 | 24dc29db | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/19 12:47 | net-next | cb3dc8901ba4 | 24dc29db | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/19 00:49 | net-next | f616447034a1 | 24dc29db | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/19 00:29 | net-next | f616447034a1 | 24dc29db | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/18 23:25 | net-next | f616447034a1 | 24dc29db | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/18 16:36 | net-next | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/18 15:00 | net-next | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/18 14:00 | net-next | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/18 13:03 | net-next | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/10/08 23:19 | net-next | e761523d0b40 | efe0f24d | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-bpf-next-kasan-gce | 2021/09/30 14:18 | bpf-next | 161ecd537948 | be530f6c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/09/30 03:30 | net-next | ef91abfb20c7 | be530f6c | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/09/29 07:47 | net-next | b69c99463d41 | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-bpf-next-kasan-gce | 2021/09/29 03:25 | bpf-next | 72e1781a5de9 | d82cb927 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/21 04:00 | linux-next | 51dba6e335ff | f111d03b | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/21 01:16 | linux-next | 51dba6e335ff | f111d03b | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/20 23:35 | linux-next | 51dba6e335ff | f111d03b | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/20 22:15 | linux-next | 51dba6e335ff | f111d03b | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/20 12:52 | linux-next | 51dba6e335ff | 418a00eb | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/20 11:37 | linux-next | 51dba6e335ff | 418a00eb | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/20 08:43 | linux-next | 51dba6e335ff | 466b7db1 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-linux-next-kasan-gce-root | 2021/10/06 11:45 | linux-next | 29616f67fcbd | 0a63fd36 | .config | console log | report | info | INFO: task hung in addrconf_dad_work | |||
ci-upstream-net-kasan-gce | 2021/01/16 19:52 | net-next | 9ab7e76aefc9 | 65a7a854 | .config | console log | report | info | ||||
ci-upstream-net-kasan-gce | 2018/03/30 16:13 | net-next | 18845557fd6f | d47f0ed6 | .config | console log | report |