[ 22.250943][ T289] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 22.260309][ T285] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.268352][ T285] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.278657][ T288] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 23.072542][ T46] device bridge_slave_1 left promiscuous mode [ 23.078751][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.085769][ T46] device bridge_slave_0 left promiscuous mode [ 23.091842][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.099626][ T46] device veth1_macvtap left promiscuous mode [ 23.106033][ T46] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.0.66' (ED25519) to the list of known hosts. 2023/12/10 22:19:23 ignoring optional flag "sandboxArg"="0" 2023/12/10 22:19:23 parsed 1 programs [ 39.415945][ T23] kauditd_printk_skb: 75 callbacks suppressed [ 39.415948][ T23] audit: type=1400 audit(1702246763.870:151): avc: denied { mounton } for pid=334 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 39.447017][ T23] audit: type=1400 audit(1702246763.880:152): avc: denied { mount } for pid=334 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 39.470422][ T23] audit: type=1400 audit(1702246763.880:153): avc: denied { setattr } for pid=334 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 39.494142][ T23] audit: type=1400 audit(1702246763.880:154): avc: denied { read write } for pid=334 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.521161][ T23] audit: type=1400 audit(1702246763.880:155): avc: denied { open } for pid=334 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.521327][ T334] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2023/12/10 22:19:24 executed programs: 0 [ 39.547748][ T23] audit: type=1400 audit(1702246763.900:156): avc: denied { unlink } for pid=334 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.582695][ T23] audit: type=1400 audit(1702246763.900:157): avc: denied { relabelto } for pid=335 comm="mkswap" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.613514][ T23] audit: type=1400 audit(1702246764.070:158): avc: denied { mounton } for pid=340 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 39.635375][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.645668][ T340] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.652746][ T340] device bridge_slave_0 entered promiscuous mode [ 39.659158][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.666015][ T340] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.673266][ T340] device bridge_slave_1 entered promiscuous mode [ 39.684730][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.691629][ T340] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.698840][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.705727][ T340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.715092][ T294] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.722234][ T294] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.730053][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.737497][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.747233][ T340] device veth0_vlan entered promiscuous mode [ 39.754044][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.762726][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.770834][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.778175][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.786617][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.794857][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.801729][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.808805][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.817446][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.824817][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.832513][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.840335][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.848868][ T340] device veth1_macvtap entered promiscuous mode [ 39.855455][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.864064][ T285] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.875392][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.885037][ T23] audit: type=1400 audit(1702246764.340:159): avc: denied { mounton } for pid=345 comm="syz-executor.0" path="/root/syzkaller-testdir3283610836/syzkaller.F8Upiy/0/file0" dev="sda1" ino=1939 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 39.935450][ T346] BUG: kernel NULL pointer dereference, address: 0000000000000008 [ 39.943069][ T346] #PF: supervisor read access in kernel mode [ 39.949178][ T346] #PF: error_code(0x0000) - not-present page [ 39.954990][ T346] PGD 100fe0067 P4D 100fe0067 PUD 1094ba067 PMD 0 [ 39.961436][ T346] Oops: 0000 [#1] PREEMPT SMP [ 39.966038][ T346] CPU: 0 PID: 346 Comm: syz-executor.0 Not tainted 5.10.201-syzkaller #0 [ 39.974682][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 39.985615][ T346] RIP: 0010:path_openat+0xc7b/0x10d0 [ 39.990726][ T346] Code: 48 85 d2 74 25 4c 89 f7 44 89 8d 78 ff ff ff 88 45 80 e8 58 c3 00 00 48 8b 45 98 44 8b 8d 78 ff ff ff 4c 8b 70 18 0f b6 45 80 <41> f7 06 00 00 70 00 0f 84 22 01 00 00 49 83 fe fe 0f 94 c2 21 d0 [ 40.010641][ T346] RSP: 0018:ffffc900005afcd0 EFLAGS: 00010246 [ 40.016924][ T346] RAX: 0000000000000000 RBX: ffff888109dbfdd0 RCX: 0000000400000000 [ 40.024890][ T346] RDX: 0000000000000003 RSI: 0000000300000000 RDI: ffff88810a938000 [ 40.033124][ T346] RBP: ffffc900005afd70 R08: 0000000000000004 R09: 0000000000000000 [ 40.040949][ T346] R10: ffff888100fe7fa0 R11: 0000000000000000 R12: 0000000000000000 [ 40.048977][ T346] R13: ffffc900005afd80 R14: 0000000000000008 R15: ffffc900005afebc [ 40.056924][ T346] FS: 00007f3c8caa16c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 40.066257][ T346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.072949][ T346] CR2: 0000000000000008 CR3: 0000000112517000 CR4: 00000000003506b0 [ 40.080939][ T346] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.089004][ T346] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.097391][ T346] Call Trace: [ 40.100606][ T346] ? show_regs.part.0+0x1e/0x20 [ 40.105286][ T346] ? __die+0x5d/0x9e [ 40.109103][ T346] ? no_context+0x1f2/0x380 [ 40.113728][ T346] ? get_nohz_timer_target+0x16/0x220 [ 40.118998][ T346] ? __bad_area_nosemaphore+0x4b/0x1a0 [ 40.124291][ T346] ? bad_area_nosemaphore+0x11/0x20 [ 40.129328][ T346] ? exc_page_fault+0x2c9/0x5a0 [ 40.134020][ T346] ? asm_exc_page_fault+0x1e/0x30 [ 40.138960][ T346] ? path_openat+0xc7b/0x10d0 [ 40.143559][ T346] do_filp_open+0x9d/0x140 [ 40.147822][ T346] ? do_futex+0x101/0xb70 [ 40.152067][ T346] ? _raw_spin_unlock+0x1f/0x40 [ 40.157013][ T346] do_sys_openat2+0x9c/0x210 [ 40.161960][ T346] __x64_sys_openat+0x51/0x90 [ 40.166567][ T346] do_syscall_64+0x32/0x80 [ 40.170907][ T346] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 40.176628][ T346] RIP: 0033:0x7f3c8cf1eae9 [ 40.180984][ T346] 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 [ 40.200989][ T346] RSP: 002b:00007f3c8caa10c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 40.210290][ T346] RAX: ffffffffffffffda RBX: 00007f3c8d03df80 RCX: 00007f3c8cf1eae9 [ 40.218208][ T346] RDX: 0000000000000000 RSI: 0000000020000000 RDI: ffffffffffffff9c [ 40.226532][ T346] RBP: 00007f3c8cf6a47a R08: 0000000000000000 R09: 0000000000000000 [ 40.234535][ T346] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.242510][ T346] R13: 000000000000000b R14: 00007f3c8d03df80 R15: 00007ffee4c38868 [ 40.250527][ T346] Modules linked in: [ 40.254310][ T346] CR2: 0000000000000008 [ 40.258316][ T346] ---[ end trace aa52088a1a2b129b ]--- [ 40.263687][ T346] RIP: 0010:path_openat+0xc7b/0x10d0 [ 40.268805][ T346] Code: 48 85 d2 74 25 4c 89 f7 44 89 8d 78 ff ff ff 88 45 80 e8 58 c3 00 00 48 8b 45 98 44 8b 8d 78 ff ff ff 4c 8b 70 18 0f b6 45 80 <41> f7 06 00 00 70 00 0f 84 22 01 00 00 49 83 fe fe 0f 94 c2 21 d0 [ 40.288636][ T346] RSP: 0018:ffffc900005afcd0 EFLAGS: 00010246 [ 40.294803][ T346] RAX: 0000000000000000 RBX: ffff888109dbfdd0 RCX: 0000000400000000 [ 40.302600][ T346] RDX: 0000000000000003 RSI: 0000000300000000 RDI: ffff88810a938000 [ 40.310633][ T346] RBP: ffffc900005afd70 R08: 0000000000000004 R09: 0000000000000000 [ 40.318444][ T346] R10: ffff888100fe7fa0 R11: 0000000000000000 R12: 0000000000000000 [ 40.326350][ T346] R13: ffffc900005afd80 R14: 0000000000000008 R15: ffffc900005afebc [ 40.334265][ T346] FS: 00007f3c8caa16c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 40.343058][ T346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.349955][ T346] CR2: 0000000000000008 CR3: 0000000112517000 CR4: 00000000003506b0 [ 40.358109][ T346] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.366006][ T346] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.374222][ T346] Kernel panic - not syncing: Fatal exception [ 40.380380][ T346] Kernel Offset: disabled [ 40.384607][ T346] Rebooting in 86400 seconds..