IPVS: Unknown mcast interface: dvmrp0
IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 11870 Comm: syz-executor.2 Not tainted 4.14.307-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 register_lock_class+0x389/0x1180 kernel/locking/lockdep.c:768
 __lock_acquire+0x167/0x3f20 kernel/locking/lockdep.c:3378
 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998
 flush_work+0xad/0x770 kernel/workqueue.c:2890
 __cancel_work_timer+0x321/0x460 kernel/workqueue.c:2965
 smc_close_active+0x7e2/0xbb0 net/smc/smc_close.c:207
 smc_release+0x3e1/0x5d0 net/smc/af_smc.c:131
 __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
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164
 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+0x5e/0xd3
RIP: 0033:0x7f698b9e2fab
RSP: 002b:00007fff6a8933d0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f698b9e2fab
RDX: 00007f698b5a5180 RSI: ffffffffffffffff RDI: 0000000000000003
RBP: 00007f698bb52980 R08: 0000000000000000 R09: 00007f698b5a5000
R10: 00007f698b5a5188 R11: 0000000000000293 R12: 0000000000037b45
R13: 00007fff6a8934d0 R14: 00007f698bb50f80 R15: 0000000000000032
IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
overlayfs: fs on 'file0' does not support file handles, falling back to index=off.
overlayfs: fs on './file0' does not support file handles, falling back to index=off.
overlayfs: fs on 'file0' does not support file handles, falling back to index=off.
overlayfs: fs on './file0' does not support file handles, falling back to index=off.
overlayfs: fs on 'file0' does not support file handles, falling back to index=off.
overlayfs: fs on './file0' does not support file handles, falling back to index=off.
overlayfs: fs on 'file0' does not support file handles, falling back to index=off.
overlayfs: fs on './file0' does not support file handles, falling back to index=off.
overlayfs: fs on 'file0' does not support file handles, falling back to index=off.
overlayfs: fs on './file0' does not support file handles, falling back to index=off.
overlayfs: fs on 'file0' does not support file handles, falling back to index=off.
overlayfs: fs on 'file0' does not support file handles, falling back to index=off.
overlayfs: failed to resolve './file1': -2
overlayfs: failed to resolve './file1': -2
netlink: 60 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 60 bytes leftover after parsing attributes in process `syz-executor.0'.
EXT4-fs error (device sda1): swap_inode_boot_loader:114: inode #5: comm syz-executor.2: iget: checksum invalid
EXT4-fs error (device sda1): swap_inode_boot_loader:114: inode #5: comm syz-executor.3: iget: checksum invalid
EXT4-fs error (device sda1): swap_inode_boot_loader:114: inode #5: comm syz-executor.2: iget: checksum invalid
EXT4-fs error (device sda1): swap_inode_boot_loader:114: inode #5: comm syz-executor.2: iget: checksum invalid
kvm: emulating exchange as write
EXT4-fs error (device sda1): swap_inode_boot_loader:114: inode #5: comm syz-executor.3: iget: checksum invalid
EXT4-fs error (device sda1): swap_inode_boot_loader:114: inode #5: comm syz-executor.3: iget: checksum invalid
audit: type=1804 audit(1677547700.933:34): pid=12251 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir401454851/syzkaller.H1a4a8/111/bus" dev="sda1" ino=13956 res=1
EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue
audit: type=1804 audit(1677547702.024:35): pid=12320 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir401454851/syzkaller.H1a4a8/112/bus" dev="sda1" ino=14376 res=1