[ 24.701032][ T295] device veth1_macvtap entered promiscuous mode [ 24.711304][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 24.721669][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 24.795887][ T295] syz-executor.0 (295) used greatest stack depth: 21568 bytes left [ 25.314588][ T8] device bridge_slave_1 left promiscuous mode [ 25.320748][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.328293][ T8] device bridge_slave_0 left promiscuous mode [ 25.334486][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.342309][ T8] device veth1_macvtap left promiscuous mode [ 25.348392][ T8] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.1.190' (ED25519) to the list of known hosts. 2025/08/28 01:58:55 ignoring optional flag "type"="gce" 2025/08/28 01:58:55 parsed 1 programs [ 42.574643][ T28] kauditd_printk_skb: 18 callbacks suppressed [ 42.574658][ T28] audit: type=1400 audit(1756346335.437:92): avc: denied { unlink } for pid=329 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2025/08/28 01:58:55 executed programs: 0 [ 42.620358][ T329] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 42.680350][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.687448][ T336] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.694926][ T336] device bridge_slave_0 entered promiscuous mode [ 42.701763][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.708814][ T336] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.716214][ T336] device bridge_slave_1 entered promiscuous mode [ 42.765720][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.772790][ T336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.780101][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.787157][ T336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.806997][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.814434][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.821834][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.829392][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.838462][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.846758][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.853794][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.862701][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.870984][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.878055][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.890765][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.900046][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.913655][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.925462][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.933527][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.941217][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.949509][ T336] device veth0_vlan entered promiscuous mode [ 42.959556][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.968686][ T336] device veth1_macvtap entered promiscuous mode [ 42.978051][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.988065][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.011157][ T28] audit: type=1400 audit(1756346335.867:93): avc: denied { read write } for pid=346 comm="syz-executor.0" name="fuse" dev="devtmpfs" ino=93 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 43.034913][ T28] audit: type=1400 audit(1756346335.867:94): avc: denied { open } for pid=346 comm="syz-executor.0" path="/dev/fuse" dev="devtmpfs" ino=93 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 43.058512][ T28] audit: type=1400 audit(1756346335.867:95): avc: denied { mounton } for pid=346 comm="syz-executor.0" path="/root/syzkaller-testdir2953956112/syzkaller.MhbPvF/0/file0" dev="sda1" ino=2035 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 43.066978][ T350] general protection fault, probably for non-canonical address 0xdffffc0000000007: 0000 [#1] PREEMPT SMP KASAN [ 43.096922][ T350] KASAN: null-ptr-deref in range [0x0000000000000038-0x000000000000003f] [ 43.105438][ T350] CPU: 0 PID: 350 Comm: syz-executor.0 Not tainted syzkaller #0 [ 43.113077][ T350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 43.123225][ T350] RIP: 0010:fuse_atomic_open+0x174/0x3c0 [ 43.128881][ T350] Code: 8b 6d c4 44 89 ee 83 e6 40 31 ff e8 96 73 68 ff 44 89 e8 83 e0 40 75 07 e8 69 6f 68 ff eb 26 4d 8d 6e 30 4c 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ef e8 ad ca ac ff 49 83 7d 00 00 74 21 [ 43.148492][ T350] RSP: 0018:ffffc90001427938 EFLAGS: 00010202 [ 43.154564][ T350] RAX: 0000000000000007 RBX: ffff88811361c000 RCX: 0000000000000000 [ 43.162536][ T350] RDX: ffff8881139dd100 RSI: 0000000000000040 RDI: 0000000000000000 [ 43.170515][ T350] RBP: ffffc90001427990 R08: ffff8881139dd100 R09: 0000000000000002 [ 43.178488][ T350] R10: 00000000fffffffe R11: 0000000000000000 R12: dffffc0000000000 [ 43.186463][ T350] R13: 0000000000000039 R14: 0000000000000009 R15: ffff88810705ccc0 [ 43.194435][ T350] FS: 00007f2a324f26c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.203365][ T350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.210034][ T350] CR2: 00007f2a32512fa8 CR3: 0000000125416000 CR4: 00000000003506b0 [ 43.218004][ T350] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.225970][ T350] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.233945][ T350] Call Trace: [ 43.237236][ T350] [ 43.240182][ T350] ? selinux_inode_create+0x22/0x30 [ 43.245418][ T350] ? __cfi_fuse_atomic_open+0x10/0x10 [ 43.250789][ T350] path_openat+0xe44/0x2f50 [ 43.255315][ T350] ? do_filp_open+0x3c0/0x3c0 [ 43.259987][ T350] do_filp_open+0x1c1/0x3c0 [ 43.264501][ T350] ? __cfi_do_filp_open+0x10/0x10 [ 43.269546][ T350] ? alloc_fd+0x4e6/0x590 [ 43.273884][ T350] do_sys_openat2+0x185/0x7e0 [ 43.278564][ T350] ? __se_sys_rt_sigprocmask+0x225/0x290 [ 43.284202][ T350] ? do_sys_open+0xe0/0xe0 [ 43.288672][ T350] ? __x64_sys_rt_sigprocmask+0xb0/0xb0 [ 43.294310][ T350] ? xfd_validate_state+0x70/0x150 [ 43.299439][ T350] __x64_sys_creat+0x8e/0xb0 [ 43.304032][ T350] x64_sys_call+0x116/0x9a0 [ 43.308537][ T350] do_syscall_64+0x4c/0xa0 [ 43.312999][ T350] ? clear_bhb_loop+0x30/0x80 [ 43.317700][ T350] ? clear_bhb_loop+0x30/0x80 [ 43.322403][ T350] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.328356][ T350] RIP: 0033:0x7f2a3187cb29 [ 43.332788][ T350] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 43.352414][ T350] RSP: 002b:00007f2a324f20c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 [ 43.360920][ T350] RAX: ffffffffffffffda RBX: 00007f2a3199c050 RCX: 00007f2a3187cb29 [ 43.368987][ T350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 [ 43.377169][ T350] RBP: 00007f2a318c847a R08: 0000000000000000 R09: 0000000000000000 [ 43.385150][ T350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.393134][ T350] R13: 000000000000006e R14: 00007f2a3199c050 R15: 00007fffaaff2c28 [ 43.401128][ T350] [ 43.404148][ T350] Modules linked in: [ 43.409551][ T350] ---[ end trace 0000000000000000 ]--- [ 43.415208][ T350] RIP: 0010:fuse_atomic_open+0x174/0x3c0 [ 43.416234][ T28] audit: type=1400 audit(1756346336.267:96): avc: denied { read } for pid=85 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 43.420870][ T350] Code: 8b 6d c4 44 89 ee 83 e6 40 31 ff e8 96 73 68 ff 44 89 e8 83 e0 40 75 07 e8 69 6f 68 ff eb 26 4d 8d 6e 30 4c 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ef e8 ad ca ac ff 49 83 7d 00 00 74 21 [ 43.462265][ T28] audit: type=1400 audit(1756346336.267:97): avc: denied { search } for pid=85 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 43.462530][ T350] RSP: 0018:ffffc90001427938 EFLAGS: 00010202 [ 43.484070][ T28] audit: type=1400 audit(1756346336.267:98): avc: denied { write } for pid=85 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 43.490205][ T350] RAX: 0000000000000007 RBX: ffff88811361c000 RCX: 0000000000000000 [ 43.510902][ T28] audit: type=1400 audit(1756346336.267:99): avc: denied { add_name } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 43.519358][ T350] RDX: ffff8881139dd100 RSI: 0000000000000040 RDI: 0000000000000000 [ 43.539864][ T28] audit: type=1400 audit(1756346336.267:100): avc: denied { create } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 43.547923][ T350] RBP: ffffc90001427990 R08: ffff8881139dd100 R09: 0000000000000002 [ 43.568358][ T28] audit: type=1400 audit(1756346336.267:101): avc: denied { append open } for pid=85 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 43.576657][ T350] R10: 00000000fffffffe R11: 0000000000000000 R12: dffffc0000000000 [ 43.607117][ T350] R13: 0000000000000039 R14: 0000000000000009 R15: ffff88810705ccc0 [ 43.615136][ T350] FS: 00007f2a324f26c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.624356][ T350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.630975][ T350] CR2: 00007f2a32512fa8 CR3: 0000000125416000 CR4: 00000000003506b0 [ 43.639052][ T350] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.647106][ T350] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.655117][ T350] Kernel panic - not syncing: Fatal exception [ 43.661471][ T350] Kernel Offset: disabled [ 43.665796][ T350] Rebooting in 86400 seconds..