[ 25.071603][ T294] device veth1_macvtap entered promiscuous mode [ 25.081236][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.091357][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.136380][ T294] syz-executor.0 (294) used greatest stack depth: 19840 bytes left [ 25.644004][ T8] device bridge_slave_1 left promiscuous mode [ 25.650285][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.658720][ T8] device bridge_slave_0 left promiscuous mode [ 25.665250][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.673656][ T8] device veth1_macvtap left promiscuous mode [ 25.680062][ T8] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.0.101' (ED25519) to the list of known hosts. 2025/10/02 02:23:25 ignoring optional flag "type"="gce" 2025/10/02 02:23:26 parsed 1 programs [ 32.943742][ T30] kauditd_printk_skb: 18 callbacks suppressed [ 32.943757][ T30] audit: type=1400 audit(1759371806.149:92): avc: denied { unlink } for pid=328 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2025/10/02 02:23:26 executed programs: 0 [ 33.008163][ T328] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 33.066269][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.073388][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.080823][ T335] device bridge_slave_0 entered promiscuous mode [ 33.088221][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.095649][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.103679][ T335] device bridge_slave_1 entered promiscuous mode [ 33.146979][ T30] audit: type=1400 audit(1759371806.349:93): avc: denied { create } for pid=335 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.153562][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.168357][ T30] audit: type=1400 audit(1759371806.349:94): avc: denied { write } for pid=335 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.175617][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.196762][ T30] audit: type=1400 audit(1759371806.349:95): avc: denied { read } for pid=335 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.203921][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.231567][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.250913][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.258279][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.265949][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 33.273691][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.282732][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 33.291454][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.298654][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.307884][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 33.316246][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.323319][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.336224][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 33.345755][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 33.359700][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.371236][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.379782][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.387533][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.395755][ T335] device veth0_vlan entered promiscuous mode [ 33.406135][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.415676][ T335] device veth1_macvtap entered promiscuous mode [ 33.425460][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.435427][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.457523][ T346] loop0: detected capacity change from 0 to 256 [ 33.465015][ T30] audit: type=1400 audit(1759371806.669:96): avc: denied { mounton } for pid=345 comm="syz-executor.0" path="/root/syzkaller-testdir457709231/syzkaller.acQArL/0/file0" dev="sda1" ino=2036 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 33.492198][ T30] audit: type=1400 audit(1759371806.669:97): avc: denied { read write } for pid=345 comm="syz-executor.0" name="fuse" dev="devtmpfs" ino=91 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 33.516064][ T30] audit: type=1400 audit(1759371806.669:98): avc: denied { open } for pid=345 comm="syz-executor.0" path="/dev/fuse" dev="devtmpfs" ino=91 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 33.540875][ T349] general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN [ 33.553217][ T349] KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f] [ 33.561831][ T349] CPU: 0 PID: 349 Comm: syz-executor.0 Not tainted syzkaller #0 [ 33.569699][ T349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 33.580113][ T349] RIP: 0010:step_into+0x12e/0xd10 [ 33.585199][ T349] Code: 4c 8b 74 24 18 c6 44 24 7f 00 43 0f b6 44 25 00 84 c0 0f 85 6f 0a 00 00 45 8b 36 4c 8b bc 24 a8 00 00 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 6e 0a 00 00 45 8b 3f 44 89 fe 81 e6 00 [ 33.604897][ T349] RSP: 0018:ffffc90000ddf9c0 EFLAGS: 00010206 [ 33.611311][ T349] RAX: 0000000000000003 RBX: ffffc90000ddfc00 RCX: ffff88810d8193c0 [ 33.619520][ T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 33.627825][ T349] RBP: ffffc90000ddfac8 R08: 0000000000000000 R09: ffffed10241a6ae5 [ 33.635918][ T349] R10: ffffed10241a6ae5 R11: 1ffff110241a6ae4 R12: dffffc0000000000 [ 33.643930][ T349] R13: 1ffff920001bbf87 R14: 0000000000000001 R15: 0000000000000018 [ 33.652379][ T349] FS: 00007fe73e8a66c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.661604][ T349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.668349][ T349] CR2: 00007fe73e8a6d58 CR3: 0000000123a53000 CR4: 00000000003506b0 [ 33.676440][ T349] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.684549][ T349] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.692617][ T349] Call Trace: [ 33.695899][ T349] [ 33.698831][ T349] ? down_read+0xa5/0xf0 [ 33.703111][ T349] ? set_root+0x400/0x400 [ 33.707568][ T349] ? up_read+0x56/0x1d0 [ 33.711729][ T349] walk_component+0x26a/0x460 [ 33.716417][ T349] path_lookupat+0x180/0x490 [ 33.721060][ T349] filename_lookup+0x1e2/0x4f0 [ 33.725846][ T349] ? hashlen_string+0x120/0x120 [ 33.730791][ T349] user_path_at_empty+0x47/0x1c0 [ 33.735728][ T349] __se_sys_inotify_add_watch+0x1a0/0xba0 [ 33.741470][ T349] ? __x64_sys_inotify_add_watch+0x90/0x90 [ 33.747281][ T349] ? __kasan_check_write+0x14/0x20 [ 33.752394][ T349] ? switch_fpu_return+0x15d/0x2c0 [ 33.757511][ T349] __x64_sys_inotify_add_watch+0x7b/0x90 [ 33.763326][ T349] x64_sys_call+0x204/0x9a0 [ 33.767845][ T349] do_syscall_64+0x4c/0xa0 [ 33.772290][ T349] ? clear_bhb_loop+0x50/0xa0 [ 33.777078][ T349] ? clear_bhb_loop+0x50/0xa0 [ 33.781993][ T349] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 33.787922][ T349] RIP: 0033:0x7fe73ed44ce9 [ 33.792472][ T349] 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 [ 33.812342][ T349] RSP: 002b:00007fe73e8a60c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000fe [ 33.820853][ T349] RAX: ffffffffffffffda RBX: 00007fe73ee64050 RCX: 00007fe73ed44ce9 [ 33.829048][ T349] RDX: 0000000004000200 RSI: 0000000020000980 RDI: 0000000000000004 [ 33.837156][ T349] RBP: 00007fe73ed9147a R08: 0000000000000000 R09: 0000000000000000 [ 33.845650][ T349] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.853626][ T349] R13: 000000000000006e R14: 00007fe73ee64050 R15: 00007ffdd00ac9b8 [ 33.861803][ T349] [ 33.865051][ T349] Modules linked in: [ 33.869833][ T349] ---[ end trace 95c270c1f781483f ]--- [ 33.872159][ T30] audit: type=1400 audit(1759371807.069:99): avc: denied { read } for pid=83 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 [ 33.875747][ T349] RIP: 0010:step_into+0x12e/0xd10 [ 33.897445][ T30] audit: type=1400 audit(1759371807.069:100): avc: denied { search } for pid=83 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 [ 33.903755][ T349] Code: 4c 8b 74 24 18 c6 44 24 7f 00 43 0f b6 44 25 00 84 c0 0f 85 6f 0a 00 00 45 8b 36 4c 8b bc 24 a8 00 00 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 6e 0a 00 00 45 8b 3f 44 89 fe 81 e6 00 [ 33.924679][ T30] audit: type=1400 audit(1759371807.069:101): avc: denied { write } for pid=83 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 [ 33.944654][ T349] RSP: 0018:ffffc90000ddf9c0 EFLAGS: 00010206 [ 33.972564][ T349] RAX: 0000000000000003 RBX: ffffc90000ddfc00 RCX: ffff88810d8193c0 [ 33.980982][ T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 33.989554][ T349] RBP: ffffc90000ddfac8 R08: 0000000000000000 R09: ffffed10241a6ae5 [ 33.997746][ T349] R10: ffffed10241a6ae5 R11: 1ffff110241a6ae4 R12: dffffc0000000000 [ 34.006078][ T349] R13: 1ffff920001bbf87 R14: 0000000000000001 R15: 0000000000000018 [ 34.014213][ T349] FS: 00007fe73e8a66c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 34.023600][ T349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.030332][ T349] CR2: 00007fe73e8a6d58 CR3: 0000000123a53000 CR4: 00000000003506b0 [ 34.038674][ T349] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.046923][ T349] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.055118][ T349] Kernel panic - not syncing: Fatal exception [ 34.061698][ T349] Kernel Offset: disabled [ 34.066334][ T349] Rebooting in 86400 seconds..