INFO: task syz-executor.4:8953 blocked for more than 143 seconds. Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:27632 pid:8953 tgid:8946 ppid:5846 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0xf15/0x5d00 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752 ip6_mroute_setsockopt+0x5d9/0x2650 net/ipv6/ip6mr.c:1726 do_ipv6_setsockopt+0x8e7/0x47b0 net/ipv6/ipv6_sockglue.c:416 ipv6_setsockopt+0xe3/0x1a0 net/ipv6/ipv6_sockglue.c:994 rawv6_setsockopt+0xd7/0x680 net/ipv6/raw.c:1054 do_sock_setsockopt+0x222/0x480 net/socket.c:2312 __sys_setsockopt+0x1a4/0x270 net/socket.c:2335 __do_sys_setsockopt net/socket.c:2344 [inline] __se_sys_setsockopt net/socket.c:2341 [inline] __x64_sys_setsockopt+0xbd/0x160 net/socket.c:2341 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f21a747cf29 RSP: 002b:00007f21a81530c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f21a75b4050 RCX: 00007f21a747cf29 RDX: 00000000000000d2 RSI: 0000000000000029 RDI: 0000000000000008 RBP: 00007f21a74ec074 R08: 000000000000005c R09: 0000000000000000 R10: 0000000020000300 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f21a75b4050 R15: 00007ffe43293ca8 INFO: task syz-executor.4:8957 blocked for more than 144 seconds. Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:28496 pid:8957 tgid:8946 ppid:5846 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0xf15/0x5d00 kernel/sched/core.c:6745