ALSA: mixer_oss: invalid OSS volume ''
ALSA: mixer_oss: invalid OSS volume ''
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 1 PID: 15717 Comm: syz-executor.5 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 register_lock_class+0x32b/0x1320 kernel/locking/lockdep.c:768
 __lock_acquire+0x167/0x3f20 kernel/locking/lockdep.c:3378
 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:160
 skb_dequeue+0x1c/0x180 net/core/skbuff.c:2827
 skb_queue_purge+0x21/0x30 net/core/skbuff.c:2865
 l2cap_chan_del+0x56d/0x950 net/bluetooth/l2cap_core.c:637
 l2cap_chan_close+0x103/0x870 net/bluetooth/l2cap_core.c:757
 l2cap_sock_shutdown+0x2e7/0xc20 net/bluetooth/l2cap_sock.c:1160
 l2cap_sock_release+0x77/0x280 net/bluetooth/l2cap_sock.c:1203
 __sock_release+0xcd/0x2b0 net/socket.c:602
 sock_close+0x15/0x20 net/socket.c:1139
 __fput+0x25f/0x7a0 fs/file_table.c:210
 task_work_run+0x11f/0x190 kernel/task_work.c:113
 get_signal+0x18a3/0x1ca0 kernel/signal.c:2234
 do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
 exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fc5b07d6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: fffffffffffffffc RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 000000000000000e RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007ffe28c46eff R14: 00007fc5b07d6300 R15: 0000000000022000
ALSA: mixer_oss: invalid OSS volume ''
VFS: could not find a valid V7 on loop1.
VFS: could not find a valid V7 on loop1.
VFS: could not find a valid V7 on loop1.
VFS: could not find a valid V7 on loop3.
VFS: could not find a valid V7 on loop1.
VFS: could not find a valid V7 on loop4.
ptrace attach of "/root/syz-executor.0"[15860] was attempted by "/root/syz-executor.0"[15862]
VFS: could not find a valid V7 on loop3.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
(syz-executor.1,15911,1):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
(syz-executor.5,15914,0):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
(syz-executor.5,15914,0):ocfs2_fill_super:1217 ERROR: status = -22
ptrace attach of "/root/syz-executor.0"[15928] was attempted by "/root/syz-executor.0"[15930]
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
(syz-executor.1,15911,1):ocfs2_fill_super:1217 ERROR: status = -22
print_req_error: I/O error, dev loop4, sector 0
REISERFS warning (device loop3): sh-2011 read_super_block: can't find a reiserfs filesystem on (dev loop3, block 16, size 4096)
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
REISERFS warning (device loop3): sh-2021 reiserfs_fill_super: can not find reiserfs on loop3
(syz-executor.5,15914,0):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
(syz-executor.1,15911,1):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
(syz-executor.5,15914,0):ocfs2_fill_super:1217 ERROR: status = -22
(syz-executor.1,15911,1):ocfs2_fill_super:1217 ERROR: status = -22
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
REISERFS warning (device loop3): sh-2011 read_super_block: can't find a reiserfs filesystem on (dev loop3, block 16, size 4096)
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
REISERFS warning (device loop3): sh-2021 reiserfs_fill_super: can not find reiserfs on loop3
UDF-fs: Scanning with blocksize 512 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
UDF-fs: Scanning with blocksize 1024 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 2048 failed
UDF-fs: warning (device loop4): udf_load_vrs: No VRS found
UDF-fs: Scanning with blocksize 4096 failed
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
(syz-executor.1,15979,0):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
ptrace attach of "/root/syz-executor.0"[15988] was attempted by "/root/syz-executor.0"[15989]
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
REISERFS warning (device loop3): sh-2011 read_super_block: can't find a reiserfs filesystem on (dev loop3, block 16, size 4096)
(syz-executor.1,15979,0):ocfs2_fill_super:1217 ERROR: status = -22
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
REISERFS warning (device loop3): sh-2021 reiserfs_fill_super: can not find reiserfs on loop3
UDF-fs: Scanning with blocksize 512 failed
(syz-executor.5,15999,0):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
(syz-executor.5,15999,0):ocfs2_fill_super:1217 ERROR: status = -22
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 1024 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 2048 failed
UDF-fs: warning (device loop4): udf_load_vrs: No VRS found
UDF-fs: Scanning with blocksize 4096 failed
audit: type=1800 audit(1611955709.495:41): pid=16015 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="file0" dev="sda1" ino=16406 res=0
REISERFS warning (device loop3): sh-2011 read_super_block: can't find a reiserfs filesystem on (dev loop3, block 16, size 4096)
(syz-executor.1,16026,1):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
audit: type=1800 audit(1611955709.495:42): pid=16015 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="file0" dev="sda1" ino=16406 res=0
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
REISERFS warning (device loop3): sh-2021 reiserfs_fill_super: can not find reiserfs on loop3
(syz-executor.1,16026,1):ocfs2_fill_super:1217 ERROR: status = -22
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 512 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 1024 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 2048 failed
UDF-fs: warning (device loop4): udf_load_vrs: No VRS found
UDF-fs: Scanning with blocksize 4096 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
(syz-executor.1,16075,1):ocfs2_parse_options:1498 ERROR: Invalid heartbeat mount options
(syz-executor.1,16075,1):ocfs2_fill_super:1217 ERROR: status = -22
REISERFS warning (device loop3): sh-2011 read_super_block: can't find a reiserfs filesystem on (dev loop3, block 16, size 4096)
REISERFS warning (device loop3): sh-2021 reiserfs_fill_super: can not find reiserfs on loop3
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 512 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 1024 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 2048 failed
UDF-fs: warning (device loop4): udf_load_vrs: No VRS found
UDF-fs: Scanning with blocksize 4096 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 512 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 1024 failed
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=256, location=256
UDF-fs: error (device loop4): udf_read_tagged: read failed, block=512, location=512
UDF-fs: warning (device loop4): udf_load_vrs: No anchor found
UDF-fs: Scanning with blocksize 2048 failed
UDF-fs: warning (device loop4): udf_load_vrs: No VRS found
UDF-fs: Scanning with blocksize 4096 failed
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 1 PID: 16408 Comm: syz-executor.5 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc_trace+0x29a/0x3d0 mm/slab.c:3616
 kmalloc include/linux/slab.h:488 [inline]
 kzalloc include/linux/slab.h:661 [inline]
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1153 [inline]
 tcp_sendmsg_locked+0x24e4/0x2ef0 net/ipv4/tcp.c:1216
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fc5b07d6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fc5b07d61d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe28c46eff R14: 00007fc5b07d6300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 16446 Comm: syz-executor.5 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x40/0x3c0 mm/slab.c:3550
 inet_bind_bucket_create net/ipv4/inet_hashtables.c:69 [inline]
 __inet_hash_connect+0x61b/0xbf0 net/ipv4/inet_hashtables.c:608
 tcp_v6_connect+0x1246/0x1ad0 net/ipv6/tcp_ipv6.c:283
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fc5b07d6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fc5b07d61d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe28c46eff R14: 00007fc5b07d6300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 16486 Comm: syz-executor.5 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc_node mm/slab.c:3297 [inline]
 kmem_cache_alloc_node+0x263/0x410 mm/slab.c:3640
 __alloc_skb+0x5c/0x510 net/core/skbuff.c:193
 alloc_skb_fclone include/linux/skbuff.h:1022 [inline]
 sk_stream_alloc_skb+0xb1/0x760 net/ipv4/tcp.c:855
 tcp_connect+0x1123/0x3f00 net/ipv4/tcp_output.c:3522
 tcp_v6_connect+0x13cc/0x1ad0 net/ipv6/tcp_ipv6.c:305
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fc5b07d6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fc5b07d61d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe28c46eff R14: 00007fc5b07d6300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 16529 Comm: syz-executor.3 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc_trace+0x29a/0x3d0 mm/slab.c:3616
 kmalloc include/linux/slab.h:488 [inline]
 kzalloc include/linux/slab.h:661 [inline]
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1153 [inline]
 tcp_sendmsg_locked+0x24e4/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007f4202e2e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f4202e2e1d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd332a99bf R14: 00007f4202e2e300 R15: 0000000000022000
CPU: 1 PID: 16530 Comm: syz-executor.5 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc_node mm/slab.c:3297 [inline]
 kmem_cache_alloc_node_trace+0x25a/0x400 mm/slab.c:3659
 __do_kmalloc_node mm/slab.c:3681 [inline]
 __kmalloc_node_track_caller+0x38/0x70 mm/slab.c:3696
 __kmalloc_reserve net/core/skbuff.c:137 [inline]
 __alloc_skb+0x96/0x510 net/core/skbuff.c:205
 alloc_skb_fclone include/linux/skbuff.h:1022 [inline]
 sk_stream_alloc_skb+0xb1/0x760 net/ipv4/tcp.c:855
 tcp_connect+0x1123/0x3f00 net/ipv4/tcp_output.c:3522
 tcp_v6_connect+0x13cc/0x1ad0 net/ipv6/tcp_ipv6.c:305
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fc5b07d6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fc5b07d61d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe28c46eff R14: 00007fc5b07d6300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 16563 Comm: syz-executor.3 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x40/0x3c0 mm/slab.c:3550
 inet_bind_bucket_create net/ipv4/inet_hashtables.c:69 [inline]
 __inet_hash_connect+0x61b/0xbf0 net/ipv4/inet_hashtables.c:608
 tcp_v6_connect+0x1246/0x1ad0 net/ipv6/tcp_ipv6.c:283
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007f4202e2e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f4202e2e1d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd332a99bf R14: 00007f4202e2e300 R15: 0000000000022000
base_sock_release(ffff88808d398140) sk=ffff8880910e2d40
base_sock_release(ffff88808d3ef980) sk=ffff8880595bb180
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 16587 Comm: syz-executor.3 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc_node mm/slab.c:3297 [inline]
 kmem_cache_alloc_node+0x263/0x410 mm/slab.c:3640
 __alloc_skb+0x5c/0x510 net/core/skbuff.c:193
 alloc_skb_fclone include/linux/skbuff.h:1022 [inline]
 sk_stream_alloc_skb+0xb1/0x760 net/ipv4/tcp.c:855
 tcp_connect+0x1123/0x3f00 net/ipv4/tcp_output.c:3522
 tcp_v6_connect+0x13cc/0x1ad0 net/ipv6/tcp_ipv6.c:305
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007f4202e2e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f4202e2e1d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd332a99bf R14: 00007f4202e2e300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 16616 Comm: syz-executor.1 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x28e/0x3c0 mm/slab.c:3550
 getname_flags+0xc8/0x550 fs/namei.c:138
 getname fs/namei.c:209 [inline]
 user_path_mountpoint_at+0x23/0x40 fs/namei.c:2775
 SYSC_umount fs/namespace.c:1730 [inline]
 SyS_umount+0x125/0xeb0 fs/namespace.c:1714
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007f58b4945188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080
RBP: 00007f58b49451d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffcd393c00f R14: 00007f58b4945300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
FAULT_INJECTION: forcing a failure.
name fail_page_alloc, interval 1, probability 0, space 0, times 1
CPU: 0 PID: 16638 Comm: syz-executor.1 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_fail_alloc_page mm/page_alloc.c:2898 [inline]
 prepare_alloc_pages mm/page_alloc.c:4131 [inline]
 __alloc_pages_nodemask+0x22c/0x2720 mm/page_alloc.c:4179
ptrace attach of "/root/syz-executor.0"[16643] was attempted by "/root/syz-executor.0"[16645]
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x91/0x630 mm/slab.c:2676
 cache_alloc_refill+0x273/0x350 mm/slab.c:3043
 ____cache_alloc mm/slab.c:3125 [inline]
 __do_cache_alloc mm/slab.c:3347 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x333/0x3c0 mm/slab.c:3550
 getname_flags+0xc8/0x550 fs/namei.c:138
 getname fs/namei.c:209 [inline]
 user_path_mountpoint_at+0x23/0x40 fs/namei.c:2775
 SYSC_umount fs/namespace.c:1730 [inline]
 SyS_umount+0x125/0xeb0 fs/namespace.c:1714
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007f58b4945188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080
RBP: 00007f58b49451d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffcd393c00f R14: 00007f58b4945300 R15: 0000000000022000
CPU: 0 PID: 16632 Comm: syz-executor.3 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc_node mm/slab.c:3297 [inline]
 kmem_cache_alloc_node_trace+0x25a/0x400 mm/slab.c:3659
 __do_kmalloc_node mm/slab.c:3681 [inline]
 __kmalloc_node_track_caller+0x38/0x70 mm/slab.c:3696
 __kmalloc_reserve net/core/skbuff.c:137 [inline]
 __alloc_skb+0x96/0x510 net/core/skbuff.c:205
 alloc_skb_fclone include/linux/skbuff.h:1022 [inline]
 sk_stream_alloc_skb+0xb1/0x760 net/ipv4/tcp.c:855
 tcp_connect+0x1123/0x3f00 net/ipv4/tcp_output.c:3522
 tcp_v6_connect+0x13cc/0x1ad0 net/ipv6/tcp_ipv6.c:305
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007f4202e2e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f4202e2e1d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd332a99bf R14: 00007f4202e2e300 R15: 0000000000022000
ptrace attach of "/root/syz-executor.0"[16689] was attempted by "/root/syz-executor.0"[16690]
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'.
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 16720 Comm: syz-executor.2 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc_trace+0x29a/0x3d0 mm/slab.c:3616
 kmalloc include/linux/slab.h:488 [inline]
 kzalloc include/linux/slab.h:661 [inline]
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1153 [inline]
 tcp_sendmsg_locked+0x24e4/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'.
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fe1d077e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fe1d077e1d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff33f740af R14: 00007fe1d077e300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 16749 Comm: syz-executor.2 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x40/0x3c0 mm/slab.c:3550
 inet_bind_bucket_create net/ipv4/inet_hashtables.c:69 [inline]
 __inet_hash_connect+0x61b/0xbf0 net/ipv4/inet_hashtables.c:608
 tcp_v6_connect+0x1246/0x1ad0 net/ipv6/tcp_ipv6.c:283
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'.
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fe1d077e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fe1d077e1d0 R08: 0000000020000280 R09: 000000000000001c
R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff33f740af R14: 00007fe1d077e300 R15: 0000000000022000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ptrace attach of "/root/syz-executor.0"[16775] was attempted by "/root/syz-executor.0"[16778]
CPU: 1 PID: 16773 Comm: syz-executor.2 Not tainted 4.14.217-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc_node mm/slab.c:3297 [inline]
 kmem_cache_alloc_node+0x263/0x410 mm/slab.c:3640
 __alloc_skb+0x5c/0x510 net/core/skbuff.c:193
 alloc_skb_fclone include/linux/skbuff.h:1022 [inline]
 sk_stream_alloc_skb+0xb1/0x760 net/ipv4/tcp.c:855
 tcp_connect+0x1123/0x3f00 net/ipv4/tcp_output.c:3522
 tcp_v6_connect+0x13cc/0x1ad0 net/ipv6/tcp_ipv6.c:305
 __inet_stream_connect+0x6ad/0xb90 net/ipv4/af_inet.c:618
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1170 [inline]
 tcp_sendmsg_locked+0x1fac/0x2ef0 net/ipv4/tcp.c:1216
 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1457
 inet_sendmsg+0x11a/0x4e0 net/ipv4/af_inet.c:762
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb