[ 21.767777][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 21.776457][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 21.787625][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 21.796384][ T288] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 22.536461][ T106] device bridge_slave_1 left promiscuous mode [ 22.542373][ T106] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.549450][ T106] device bridge_slave_0 left promiscuous mode [ 22.555347][ T106] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.562581][ T106] device veth1_macvtap left promiscuous mode [ 22.568378][ T106] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.0.219' (ED25519) to the list of known hosts. 2024/01/16 06:36:11 ignoring optional flag "sandboxArg"="0" 2024/01/16 06:36:11 parsed 1 programs [ 38.909307][ T23] kauditd_printk_skb: 75 callbacks suppressed [ 38.909311][ T23] audit: type=1400 audit(1705386971.660:151): 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 [ 38.940324][ T23] audit: type=1400 audit(1705386971.660:152): 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 [ 38.964005][ T23] audit: type=1400 audit(1705386971.660:153): 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 [ 38.986851][ T23] audit: type=1400 audit(1705386971.660:154): 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" [ 39.012990][ T23] audit: type=1400 audit(1705386971.660:155): 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" [ 39.013030][ T334] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2024/01/16 06:36:11 executed programs: 0 [ 39.039153][ T23] audit: type=1400 audit(1705386971.660:156): 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" [ 39.073773][ T23] audit: type=1400 audit(1705386971.670:157): 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" [ 39.104453][ T23] audit: type=1400 audit(1705386971.850:158): 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 [ 39.118138][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.137161][ T340] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.145410][ T340] device bridge_slave_0 entered promiscuous mode [ 39.151660][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.158599][ T340] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.165619][ T340] device bridge_slave_1 entered promiscuous mode [ 39.178097][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.185021][ T340] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.192611][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.199365][ T340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.208118][ T301] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.215214][ T301] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.222193][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.229282][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.238376][ T340] device veth0_vlan entered promiscuous mode [ 39.245071][ T340] device veth1_macvtap entered promiscuous mode [ 39.251584][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.259853][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.267474][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.274433][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.281741][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.289579][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.297390][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.304201][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.311378][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.319248][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.326010][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.333128][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.340671][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.348701][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.357454][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.367900][ T23] audit: type=1400 audit(1705386972.120:159): avc: denied { mounton } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir341269722/syzkaller.bqU5Xi/0/file0" dev="sda1" ino=1938 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 39.469398][ T345] BUG: kernel NULL pointer dereference, address: 0000000000000038 [ 39.477209][ T345] #PF: supervisor read access in kernel mode [ 39.483092][ T345] #PF: error_code(0x0000) - not-present page [ 39.488986][ T345] PGD 111197067 P4D 111197067 PUD 11119b067 PMD 0 [ 39.495325][ T345] Oops: 0000 [#1] PREEMPT SMP [ 39.499848][ T345] CPU: 1 PID: 345 Comm: syz-executor.0 Not tainted 5.10.207-syzkaller #0 [ 39.508077][ T345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 39.519024][ T345] RIP: 0010:do_rmdir+0x10a/0x1b0 [ 39.523789][ T345] Code: 81 c7 a0 00 00 00 e8 45 d8 a1 00 48 8b 75 b8 48 8d 7d c0 44 89 f2 e8 15 94 ff ff 48 3d 00 f0 ff ff 49 89 c6 0f 87 81 00 00 00 <48> 83 78 30 00 74 6f 48 8b 45 b8 ba 01 00 00 00 4c 89 f6 4c 8b 78 [ 39.543574][ T345] RSP: 0018:ffffc900005f7ec0 EFLAGS: 00010203 [ 39.549571][ T345] RAX: 0000000000000008 RBX: 0000000000000001 RCX: 0000000400000000 [ 39.557573][ T345] RDX: 0000000000000003 RSI: 0000000300000000 RDI: ffff88810a9b1280 [ 39.565665][ T345] RBP: ffffc900005f7f18 R08: 0000000000000004 R09: 0000000000000064 [ 39.573466][ T345] R10: ffff8881003c4e80 R11: 0000000000000001 R12: ffff888107f88000 [ 39.581272][ T345] R13: 00000000ffffff9c R14: 0000000000000008 R15: 0000000000000000 [ 39.589088][ T345] FS: 00007fbf2ff166c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 39.597847][ T345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.604275][ T345] CR2: 0000000000000038 CR3: 0000000111188000 CR4: 00000000003506a0 [ 39.612080][ T345] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.619895][ T345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.627825][ T345] Call Trace: [ 39.630951][ T345] ? show_regs.part.0+0x1e/0x20 [ 39.635632][ T345] ? __die+0x5d/0x9e [ 39.639363][ T345] ? no_context+0x1f2/0x380 [ 39.643715][ T345] ? __bad_area_nosemaphore+0x4b/0x1a0 [ 39.649000][ T345] ? bad_area_nosemaphore+0x11/0x20 [ 39.654032][ T345] ? exc_page_fault+0x2c9/0x5a0 [ 39.658721][ T345] ? asm_exc_page_fault+0x1e/0x30 [ 39.663666][ T345] ? do_rmdir+0x10a/0x1b0 [ 39.667830][ T345] __x64_sys_rmdir+0x3d/0x60 [ 39.672257][ T345] do_syscall_64+0x32/0x80 [ 39.676640][ T345] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 39.682367][ T345] RIP: 0033:0x7fbf30393ae9 [ 39.686612][ T345] 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 [ 39.706063][ T345] RSP: 002b:00007fbf2ff160c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000054 [ 39.714386][ T345] RAX: ffffffffffffffda RBX: 00007fbf304b2f80 RCX: 00007fbf30393ae9 [ 39.722199][ T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080 [ 39.730010][ T345] RBP: 00007fbf303df47a R08: 0000000000000000 R09: 0000000000000000 [ 39.737818][ T345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.745629][ T345] R13: 000000000000000b R14: 00007fbf304b2f80 R15: 00007ffd35d96618 [ 39.753636][ T345] Modules linked in: [ 39.757369][ T345] CR2: 0000000000000038 [ 39.761357][ T345] ---[ end trace 8d456fb4272cc086 ]--- [ 39.766650][ T345] RIP: 0010:do_rmdir+0x10a/0x1b0 [ 39.771426][ T345] Code: 81 c7 a0 00 00 00 e8 45 d8 a1 00 48 8b 75 b8 48 8d 7d c0 44 89 f2 e8 15 94 ff ff 48 3d 00 f0 ff ff 49 89 c6 0f 87 81 00 00 00 <48> 83 78 30 00 74 6f 48 8b 45 b8 ba 01 00 00 00 4c 89 f6 4c 8b 78 [ 39.791065][ T345] RSP: 0018:ffffc900005f7ec0 EFLAGS: 00010203 [ 39.796962][ T345] RAX: 0000000000000008 RBX: 0000000000000001 RCX: 0000000400000000 [ 39.804905][ T345] RDX: 0000000000000003 RSI: 0000000300000000 RDI: ffff88810a9b1280 [ 39.812908][ T345] RBP: ffffc900005f7f18 R08: 0000000000000004 R09: 0000000000000064 [ 39.820720][ T345] R10: ffff8881003c4e80 R11: 0000000000000001 R12: ffff888107f88000 [ 39.828548][ T345] R13: 00000000ffffff9c R14: 0000000000000008 R15: 0000000000000000 [ 39.836953][ T345] FS: 00007fbf2ff166c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 39.845711][ T345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.852137][ T345] CR2: 0000000000000038 CR3: 0000000111188000 CR4: 00000000003506a0 [ 39.860252][ T345] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.868044][ T345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.876340][ T345] Kernel panic - not syncing: Fatal exception [ 39.882701][ T345] Kernel Offset: disabled [ 39.886827][ T345] Rebooting in 86400 seconds..