overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15437 comm=syz-executor.1 ================================================================================ UBSAN: Undefined behaviour in net/sunrpc/xprt.c:568:22 shift exponent 129 is too large for 64-bit type 'long unsigned int' CPU: 1 PID: 15435 Comm: syz-executor.1 Not tainted 4.19.152-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 xprt_reset_majortimeo+0x2f8/0x3b0 net/sunrpc/xprt.c:568 xprt_request_init net/sunrpc/xprt.c:1290 [inline] xprt_do_reserve+0x438/0x530 net/sunrpc/xprt.c:1300 xprt_reserve+0x129/0x1f0 net/sunrpc/xprt.c:1322 __rpc_execute+0x1f7/0xb80 net/sunrpc/sched.c:783 rpc_execute+0x242/0x370 net/sunrpc/sched.c:851 rpc_run_task+0x4e3/0x6a0 net/sunrpc/clnt.c:1064 rpc_call_sync+0xb8/0x190 net/sunrpc/clnt.c:1093 rpc_ping+0xb5/0x110 net/sunrpc/clnt.c:2527 rpc_create_xprt+0x313/0x3c0 net/sunrpc/clnt.c:479 rpc_create+0x31e/0x540 net/sunrpc/clnt.c:587 nfs_create_rpc_client+0x36f/0x440 fs/nfs/client.c:529 nfs_init_client fs/nfs/client.c:640 [inline] nfs_init_client+0x6d/0x100 fs/nfs/client.c:627 nfs_get_client+0xf9f/0x13e0 fs/nfs/client.c:431 nfs_init_server+0x249/0xe10 fs/nfs/client.c:676 nfs_create_server+0x7a/0x4f0 fs/nfs/client.c:960 nfs_try_mount+0x172/0x940 fs/nfs/super.c:1884 nfs_fs_mount+0x171f/0x2e8e fs/nfs/super.c:2701 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f50c1b68c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000021740 RCX: 000000000045de59 RDX: 0000000020fb5ffc RSI: 0000000020000140 RDI: 0000000000000000 RBP: 000000000118bf70 R08: 000000002000a000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffc4d49ae8f R14: 00007f50c1b699c0 R15: 000000000118bf2c ================================================================================ SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15455 comm=syz-executor.3 FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=000000007c31454b [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000005e585941 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15457 comm=syz-executor.4 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000005dbd1077 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000338c1e64 FS-Cache: N-key=[16] '0200000000000000020000807f000008' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15458 comm=syz-executor.2 FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=000000007c31454b [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000005e585941 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000001837f57d [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=000000009cf29d15 FS-Cache: N-key=[16] '0200000000000000020000807f000008' overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000e5905b05 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000d86cecf6 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000a0880d2d [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000277c453f FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000dba63c30 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000935e6285 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000c41d1621 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=000000005b82fecd FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000dba63c30 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000935e6285 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=0000000053405791 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000510560ca FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000dba63c30 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000935e6285 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000008bfd292a [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=000000009b038bb9 FS-Cache: N-key=[16] '0200000000000000020000807f000008' overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000dcb6943e [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000002f0d83af FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000bee439f0 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000eef157f3 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000dcb6943e [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000002f0d83af FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000b66c35d7 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000003505d52 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000dcb6943e [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000002f0d83af FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000c3fcc1ca [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000de5b6fd3 FS-Cache: N-key=[16] '0200000000000000020000807f000008' overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. IPVS: ftp: loaded support on port[0] = 21 overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. selinux_nlmsg_perm: 15 callbacks suppressed SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15622 comm=syz-executor.4 FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000052754e74 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=0000000081dd60fe FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000c699a90f [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000053b232a0 FS-Cache: N-key=[16] '0200000000000000020000807f000008' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15652 comm=syz-executor.4 overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=000000003e6ec664 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=0000000001e4249c FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000a32b2edd [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=000000003baecd60 FS-Cache: N-key=[16] '0200000000000000020000807f000008' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15667 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15673 comm=syz-executor.2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15682 comm=syz-executor.4 FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=000000009e76ecbc [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=0000000032a3d192 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000f5ec8dc4 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=000000005ff44d21 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15683 comm=syz-executor.1 FS-Cache: N-key=[16] '0200000000000000020000807f000008' overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000090ef6035 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000325438f6 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=0000000017b0cf61 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000e713e3e6 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000090ef6035 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000325438f6 FS-Cache: O-key=[16] '0200000000000000020000807f000008' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15692 comm=syz-executor.3 FS-Cache: N-cookie c=00000000cc990238 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=000000009989908f FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000014fc3b2f [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000006cf778c6 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000001adb737b [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=000000009644fa9e FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000efbd51a2 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000008204b8a9 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15707 comm=syz-executor.2 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000b32e9157 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000096d19cad FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000efbd51a2 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000008204b8a9 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000a4c69d23 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000f5b8fe22 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000efbd51a2 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000008204b8a9 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=0000000040fa86ce [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000fce51517 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000efbd51a2 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000008204b8a9 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000003eebee3a [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000037f404df FS-Cache: N-key=[16] '0200000000000000020000807f000008' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15728 comm=syz-executor.2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15733 comm=syz-executor.1 FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000085f3ad6a [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000003dedd006 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000d6b25efc [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000137bc02f FS-Cache: N-key=[16] '0200000000000000020000807f000008' audit: type=1800 audit(1603092043.642:43): pid=15735 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="sda1" ino=16461 res=0 audit: type=1800 audit(1603092043.822:44): pid=15749 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="sda1" ino=16461 res=0 overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000d0802fa9 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000cd3f6cbe FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000002b0ff00e [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000057db6f8c FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=000000003a3a4886 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000007aae86aa FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000d3a70487 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000b9f7406e FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=000000005cd6e96d [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000381fb985 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000000d3f8501 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000081cce6f4 FS-Cache: N-key=[16] '0200000000000000020000807f000008' overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000097ec8457 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000a3616e95 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000001837062f [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000082eecd86 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000097ec8457 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000a3616e95 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000c6099d85 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000059373019 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000097ec8457 [p=00000000567827b2 fl=212 nc=0 na=0] FS-Cache: O-cookie d= (null) n= (null) FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000a84c30f4 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000063e73f3f FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=000000005d8bae86 [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=000000008608df13 FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000a645774e [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000064a60cd3 FS-Cache: N-key=[16] '0200000000000000020000807f000008' overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000d5c121be [p=00000000567827b2 fl=222 nc=0 na=1] FS-Cache: O-cookie d=00000000dcef0f8a n=00000000ec0baa5f FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=00000000783ed128 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=0000000013eeb0a6 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000070cb3408 [p=00000000567827b2 fl=212 nc=0 na=0] FS-Cache: O-cookie d= (null) n= (null) FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000008cb0e013 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000c93bb5a9 FS-Cache: N-key=[16] '0200000000000000020000807f000008' FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=0000000070cb3408 [p=00000000567827b2 fl=212 nc=0 na=0] FS-Cache: O-cookie d= (null) n= (null) FS-Cache: O-key=[16] '0200000000000000020000807f000008' FS-Cache: N-cookie c=000000002e2efd77 [p=00000000567827b2 fl=2 nc=0 na=1] FS-Cache: N-cookie d=00000000dcef0f8a n=00000000d95e809a FS-Cache: N-key=[16] '0200000000000000020000807f000008' selinux_nlmsg_perm: 13 callbacks suppressed SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15886 comm=syz-executor.4 overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=261 sclass=netlink_route_socket pid=15922 comm=syz-executor.2 overlayfs: failed to resolve './file0': -2 overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection.