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INFO: task kworker/u4:3:158 blocked for more than 143 seconds.
Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:3 state:D stack:25320 pid: 158 ppid: 2 flags:0x00004000
Workqueue: netns cleanup_net
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
ip6gre_exit_batch_net+0x88/0x760 net/ipv6/ip6_gre.c:1626
ops_exit_list+0x10d/0x160 net/core/net_namespace.c:171
cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:591
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/1:5:8533 blocked for more than 143 seconds.
Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:5 state:D stack:25992 pid: 8533 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-executor.2:11984 blocked for more than 144 seconds.
Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:24728 pid:11984 ppid: 6610 flags:0x00004006
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
tun_detach drivers/net/tun.c:684 [inline]
tun_chr_close+0x3a/0x180 drivers/net/tun.c:3397
__fput+0x288/0x9f0 fs/file_table.c:280
task_work_run+0xdd/0x1a0 kernel/task_work.c:164
exit_task_work include/linux/task_work.h:32 [inline]
do_exit+0xbae/0x2a30 kernel/exit.c:825
do_group_exit+0x125/0x310 kernel/exit.c:922
get_signal+0x47f/0x2160 kernel/signal.c:2868
arch_do_signal_or_restart+0x2a9/0x1c40 arch/x86/kernel/signal.c:865
handle_signal_work kernel/entry/common.c:148 [inline]
exit_to_user_mode_loop kernel/entry/common.c:172 [inline]
exit_to_user_mode_prepare+0x17d/0x290 kernel/entry/common.c:207
__syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline]
syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:300
do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fa09c284709
RSP: 002b:00007fa09b9da188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: 0000000000000068 RBX: 00007fa09c389020 RCX: 00007fa09c284709
RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000005
RBP: 00007fa09c2decb4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa09c8bcb2f R14: 00007fa09b9da300 R15: 0000000000022000
INFO: task syz-executor.0:11983 blocked for more than 144 seconds.
Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:24728 pid:11983 ppid: 6608 flags:0x00004006
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
tun_detach drivers/net/tun.c:684 [inline]
tun_chr_close+0x3a/0x180 drivers/net/tun.c:3397
__fput+0x288/0x9f0 fs/file_table.c:280
task_work_run+0xdd/0x1a0 kernel/task_work.c:164
exit_task_work include/linux/task_work.h:32 [inline]
do_exit+0xbae/0x2a30 kernel/exit.c:825
do_group_exit+0x125/0x310 kernel/exit.c:922
get_signal+0x47f/0x2160 kernel/signal.c:2868
arch_do_signal_or_restart+0x2a9/0x1c40 arch/x86/kernel/signal.c:865
handle_signal_work kernel/entry/common.c:148 [inline]
exit_to_user_mode_loop kernel/entry/common.c:172 [inline]
exit_to_user_mode_prepare+0x17d/0x290 kernel/entry/common.c:207
__syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline]
syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:300
do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f629954b709
RSP: 002b:00007f6298ca1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: 0000000000000068 RBX: 00007f6299650020 RCX: 00007f629954b709
RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000005
RBP: 00007f62995a5cb4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6299b83b2f R14: 00007f6298ca1300 R15: 0000000000022000
INFO: task syz-executor.3:12075 blocked for more than 145 seconds.
Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:24488 pid:12075 ppid: 1 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_sendto+0x21c/0x320 net/socket.c:2036
__do_sys_sendto net/socket.c:2048 [inline]
__se_sys_sendto net/socket.c:2044 [inline]
__x64_sys_sendto+0xdd/0x1b0 net/socket.c:2044
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: 0033:0x7fd3c528169c
RSP: 002b:00007fd3c5906700 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fd3c630b320 RCX: 00007fd3c528169c
RDX: 0000000000000028 RSI: 00007fd3c630b370 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007fd3c5906754 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007fd3c630b370 R14: 0000000000000003 R15: 0000000000000000
INFO: task syz-executor.5:12082 blocked for more than 146 seconds.
Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:24488 pid:12082 ppid: 1 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_sendto+0x21c/0x320 net/socket.c:2036
__do_sys_sendto net/socket.c:2048 [inline]
__se_sys_sendto net/socket.c:2044 [inline]
__x64_sys_sendto+0xdd/0x1b0 net/socket.c:2044
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: 0033:0x7faa8c9f869c
RSP: 002b:00007faa8d07d780 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007faa8da82320 RCX: 00007faa8c9f869c
RDX: 000000000000003c RSI: 00007faa8da82370 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007faa8d07d7d4 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007faa8da82370 R14: 0000000000000003 R15: 0000000000000000
INFO: task syz-executor.1:12090 blocked for more than 147 seconds.
Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:24488 pid:12090 ppid: 1 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_sendto+0x21c/0x320 net/socket.c:2036
__do_sys_sendto net/socket.c:2048 [inline]
__se_sys_sendto net/socket.c:2044 [inline]
__x64_sys_sendto+0xdd/0x1b0 net/socket.c:2044
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: 0033:0x7f4d6f45169c
RSP: 002b:00007f4d6fad6780 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f4d704db320 RCX: 00007f4d6f45169c
RDX: 000000000000003c RSI: 00007f4d704db370 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007f4d6fad67d4 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f4d704db370 R14: 0000000000000003 R15: 0000000000000000
Showing all locks held in the system:
1 lock held by khungtaskd/26:
#0: ffffffff8b97fe60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6446
4 locks held by kworker/u4:3/158:
#0: ffff88801207a138 ((wq_completion)netns){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88801207a138 ((wq_completion)netns){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88801207a138 ((wq_completion)netns){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline]
#0: ffff88801207a138 ((wq_completion)netns){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline]
#0: ffff88801207a138 ((wq_completion)netns){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline]
#0: ffff88801207a138 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268
#1: ffffc9000129fdb0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272
#2: ffffffff8d0d0b10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x9b/0xb00 net/core/net_namespace.c:553
#3: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: ip6gre_exit_batch_net+0x88/0x760 net/ipv6/ip6_gre.c:1626
1 lock held by in:imklog/6245:
#0: ffff88801d82c0f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:990
3 locks held by kworker/u4:5/7293:
3 locks held by kworker/1:5/8533:
#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: ffffc9000d167db0 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272
#2: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xb/0x60 net/core/link_watch.c:251
3 locks held by kworker/0:6/8554:
#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: ffffc9000d1a7db0 (deferred_process_work){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272
#2: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xa/0x20 net/switchdev/switchdev.c:74
3 locks held by kworker/0:8/8648:
#0: ffff888147e4ed38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888147e4ed38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888147e4ed38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline]
#0: ffff888147e4ed38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline]
#0: ffff888147e4ed38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline]
#0: ffff888147e4ed38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268
#1: ffffc9000d467db0 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272
#2: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20 net/ipv6/addrconf.c:4590
1 lock held by syz-executor.2/11984:
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: tun_detach drivers/net/tun.c:684 [inline]
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: tun_chr_close+0x3a/0x180 drivers/net/tun.c:3397
1 lock held by syz-executor.0/11983:
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: tun_detach drivers/net/tun.c:684 [inline]
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: tun_chr_close+0x3a/0x180 drivers/net/tun.c:3397
1 lock held by syz-executor.4/11985:
1 lock held by vivid-005-sdr-c/12003:
2 locks held by vivid-001-sdr-c/12005:
1 lock held by syz-executor.3/12075:
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline]
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 net/core/rtnetlink.c:5569
1 lock held by syz-executor.5/12082:
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline]
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 net/core/rtnetlink.c:5569
1 lock held by syz-executor.1/12090:
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline]
#0: ffffffff8d0e40a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 net/core/rtnetlink.c:5569
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 26 Comm: khungtaskd Not tainted 5.15.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:105
nmi_trigger_cpumask_backtrace+0x1ae/0x220 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline]
watchdog+0xc1d/0xf50 kernel/hung_task.c:295
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 2960 Comm: systemd-journal Not tainted 5.15.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:get_node mm/slab.h:565 [inline]
RIP: 0010:get_any_partial mm/slub.c:2186 [inline]
RIP: 0010:get_partial mm/slub.c:2224 [inline]
RIP: 0010:___slab_alloc+0x8a7/0xfe0 mm/slub.c:2989
Code: 04 c5 60 4e 6e 8d 4c 8d a4 30 00 23 00 00 45 39 7c 24 08 76 08 e9 35 03 00 00 49 89 fc 49 8b 04 24 48 85 c0 74 49 48 63 40 50 <4c> 8b b4 c3 d0 00 00 00 48 89 c7 4d 85 f6 74 13 0f 1f 44 00 00 48
RSP: 0018:ffffc900012dfc60 EFLAGS: 00000286
RAX: 0000000000000000 RBX: ffff888010dc53c0 RCX: 0000000000000000
RDX: ffff88807b118000 RSI: 0000000000000000 RDI: ffff88807b1193f8
RBP: ffffc900012dfd40 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff81ba996e R11: 0000000000000000 R12: ffff88813fffd300
R13: 0000000000000cc0 R14: 0000000000000001 R15: 0000000000000002
FS: 00007fe55d11a8c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe55a560000 CR3: 000000001e84a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3081
slab_alloc_node mm/slub.c:3172 [inline]
slab_alloc mm/slub.c:3214 [inline]
kmem_cache_alloc+0x365/0x390 mm/slub.c:3219
getname_flags.part.0+0x50/0x4f0 fs/namei.c:138
getname_flags+0x9a/0xe0 include/linux/audit.h:319
user_path_at_empty+0x2b/0x60 fs/namei.c:2800
user_path_at include/linux/namei.h:57 [inline]
do_faccessat+0x127/0x850 fs/open.c:421
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: 0033:0x7fe55c3d59c7
Code: 83 c4 08 48 3d 01 f0 ff ff 73 01 c3 48 8b 0d c8 d4 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 15 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a1 d4 2b 00 f7 d8 64 89 01 48
RSP: 002b:00007fff37657208 EFLAGS: 00000246 ORIG_RAX: 0000000000000015
RAX: ffffffffffffffda RBX: 00007fff3765a230 RCX: 00007fe55c3d59c7
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000559e439ad9a3
RBP: 00007fff37657350 R08: 0000559e439a33e5 R09: 0000000000000018
R10: 0000000000000069 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000559e44c9b8a0 R15: 00007fff37657840
----------------
Code disassembly (best guess), 3 bytes skipped:
0: 4e 6e rex.WRX outsb %ds:(%rsi),(%dx)
2: 8d 4c 8d a4 lea -0x5c(%rbp,%rcx,4),%ecx
6: 30 00 xor %al,(%rax)
8: 23 00 and (%rax),%eax
a: 00 45 39 add %al,0x39(%rbp)
d: 7c 24 jl 0x33
f: 08 76 08 or %dh,0x8(%rsi)
12: e9 35 03 00 00 jmpq 0x34c
17: 49 89 fc mov %rdi,%r12
1a: 49 8b 04 24 mov (%r12),%rax
1e: 48 85 c0 test %rax,%rax
21: 74 49 je 0x6c
23: 48 63 40 50 movslq 0x50(%rax),%rax
* 27: 4c 8b b4 c3 d0 00 00 mov 0xd0(%rbx,%rax,8),%r14 <-- trapping instruction
2e: 00
2f: 48 89 c7 mov %rax,%rdi
32: 4d 85 f6 test %r14,%r14
35: 74 13 je 0x4a
37: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
3c: 48 rex.W
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021/09/29 13:32 | upstream | a4e6f95a891a | d82cb927 | .config | console log | report | syz | ci-upstream-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/29 16:17 | upstream | 02d5e016800d | be530f6c | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/28 18:14 | upstream | d33bec7b3dfa | d82cb927 | .config | console log | report | info | ci-upstream-kasan-gce-smack-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/24 19:03 | upstream | 4c4f0c2bf341 | 8cac236e | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/08 15:30 | upstream | ac08b1c68d1b | e2776ee4 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/08 11:25 | upstream | ac08b1c68d1b | e2776ee4 | .config | console log | report | info | ci-upstream-kasan-gce-smack-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/24 05:51 | upstream | f9e36107ec70 | 8cac236e | .config | console log | report | info | ci-upstream-kasan-gce-386 | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/11/19 18:59 | net-next-old | 812ad3d270cb | 3a9d0024 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 06:27 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 06:22 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 05:30 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 04:37 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 02:00 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 00:54 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 23:16 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 22:48 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 22:08 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 19:20 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 18:24 | net-next-old | cb3dc8901ba4 | 466b7db1 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 13:34 | net-next-old | cb3dc8901ba4 | 24dc29db | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 13:01 | net-next-old | cb3dc8901ba4 | 24dc29db | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 12:43 | net-next-old | cb3dc8901ba4 | 24dc29db | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/19 00:23 | net-next-old | f616447034a1 | 24dc29db | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 23:37 | net-next-old | f616447034a1 | 24dc29db | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 16:11 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 15:21 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 14:58 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 14:51 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 14:45 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 14:07 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 13:41 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 13:01 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 12:47 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 12:42 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/18 12:40 | net-next-old | d40dfa0cebd8 | 0c5d9412 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/23 11:55 | net-next-old | 428168f99517 | 8cac236e | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/17 11:16 | net-next-old | 561bed688bff | 5b989942 | .config | console log | report | info | ci-upstream-net-kasan-gce | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 22:29 | linux-next | 51dba6e335ff | f111d03b | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 09:14 | linux-next | 51dba6e335ff | 466b7db1 | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/10/20 08:29 | linux-next | 51dba6e335ff | 466b7db1 | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/17 23:24 | linux-next | 9004fd387338 | 70b76c1d | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/14 22:23 | linux-next | 815c5020b5ab | 07e953c1 | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in ip6gre_exit_batch_net | |||
| 2021/09/03 09:47 | linux-next | c1b13fe76e95 | f62a5829 | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in ip6gre_exit_batch_net |