INFO: task kworker/0:1H:110 blocked for more than 143 seconds.
Not tainted 6.1.0-rc2-syzkaller-00070-g4dc12f37a8e9 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:1H state:D stack:26296 pid:110 ppid:2 flags:0x00004000
Workqueue: glock_workqueue glock_work_func
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8c9/0xd70 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
rwsem_down_write_slowpath+0xfc1/0x1480 kernel/locking/rwsem.c:1190
__down_write_common kernel/locking/rwsem.c:1305 [inline]
__down_write kernel/locking/rwsem.c:1314 [inline]
down_write+0x231/0x270 kernel/locking/rwsem.c:1563
freeze_super+0x45/0x420 fs/super.c:1696
freeze_go_sync+0x178/0x340 fs/gfs2/glops.c:573
do_xmote+0x34d/0x13d0 fs/gfs2/glock.c:776
glock_work_func+0x2c2/0x450 fs/gfs2/glock.c:1082
process_one_work+0x877/0xdb0 kernel/workqueue.c:2289
worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
INFO: task syz-executor.0:14921 blocked for more than 143 seconds.
Not tainted 6.1.0-rc2-syzkaller-00070-g4dc12f37a8e9 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:25112 pid:14921 ppid:3639 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8c9/0xd70 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
schedule_timeout+0x98/0x2f0 kernel/time/timer.c:1911
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
__flush_workqueue+0x74a/0x1680 kernel/workqueue.c:2861
gfs2_gl_hash_clear+0xbe/0x300 fs/gfs2/glock.c:2262
gfs2_fill_super+0x2202/0x2700 fs/gfs2/ops_fstype.c:1307
get_tree_bdev+0x400/0x620 fs/super.c:1323
gfs2_get_tree+0x50/0x210 fs/gfs2/ops_fstype.c:1330
vfs_get_tree+0x88/0x270 fs/super.c:1530
do_new_mount+0x289/0xad0 fs/namespace.c:3040
do_mount fs/namespace.c:3383 [inline]
__do_sys_mount fs/namespace.c:3591 [inline]
__se_sys_mount+0x2d3/0x3c0 fs/namespace.c:3568
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f4b05c8cada
RSP: 002b:00007f4b069e7f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f4b05c8cada
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4b069e7fe0
RBP: 00007f4b069e8020 R08: 00007f4b069e8020 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
R13: 0000000020000100 R14: 00007f4b069e7fe0 R15: 0000000020047a20
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc2-syzkaller-00070-g4dc12f37a8e9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106
nmi_cpu_backtrace+0x46f/0x4f0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x1ba/0x420 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xcf5/0xd40 kernel/hung_task.c:377
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 2960 Comm: klogd Not tainted 6.1.0-rc2-syzkaller-00070-g4dc12f37a8e9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
RIP: 0010:stack_trace_consume_entry+0xda/0x270 kernel/stacktrace.c:93
Code: 2f 66 00 4d 89 f0 4c 8b 0c 24 4c 89 ee 48 ba 00 00 00 00 00 fc ff df 48 8b 1b 45 8d 70 01 41 8a 04 17 84 c0 0f 85 2c 01 00 00 <45> 89 31 4a 8d 1c c3 48 89 d8 48 c1 e8 03 80 3c 10 00 74 1a 4d 89
RSP: 0018:ffffc9000315f3f0 EFLAGS: 00000246
RAX: 1ffff9200062be00 RBX: ffffc9000315f5b0 RCX: ffffffff8f5be000
RDX: dffffc0000000000 RSI: ffffffff8823e222 RDI: ffffc9000315f50c
RBP: ffffc9000315f508 R08: 0000000000000003 R09: ffffc9000315f510
R10: fffff5200062be94 R11: 1ffff9200062be92 R12: 1ffff9200062bea1
R13: 1ffff9200062bea1 R14: 0000000000000004 R15: 1ffff9200062bea2
FS: 00007f8485d25800(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa61b17f134 CR3: 000000001c6ed000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
arch_stack_walk+0xa6/0xe0 arch/x86/kernel/stacktrace.c:27
stack_trace_save+0x104/0x1e0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x3d/0x60 mm/kasan/common.c:52
____kasan_kmalloc mm/kasan/common.c:371 [inline]
__kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:380
kasan_kmalloc include/linux/kasan.h:211 [inline]
__do_kmalloc_node mm/slab_common.c:955 [inline]
__kmalloc_node_track_caller+0xad/0x1a0 mm/slab_common.c:975
kmalloc_reserve net/core/skbuff.c:437 [inline]
__alloc_skb+0x112/0x2b0 net/core/skbuff.c:509
alloc_skb include/linux/skbuff.h:1267 [inline]
alloc_skb_with_frags+0xb4/0x780 net/core/skbuff.c:6124
sock_alloc_send_pskb+0x938/0xa70 net/core/sock.c:2719
unix_dgram_sendmsg+0x5ab/0x2010 net/unix/af_unix.c:1943
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg net/socket.c:734 [inline]
__sys_sendto+0x46e/0x5f0 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xda/0xf0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8485ec10ac
Code: 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 19 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 64 c3 0f 1f 00 55 48 83 ec 20 48 89 54 24 10
RSP: 002b:00007fffcf889338 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8485ec10ac
RDX: 000000000000004a RSI: 000055b75e79b770 RDI: 0000000000000003
RBP: 000055b75e793910 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000014
R13: 0000000000000001 R14: 00007f848603c77d R15: 00007fffcf889448