Warning: Permanently added '10.128.1.145' (ED25519) to the list of known hosts. 2026/09/10 00:51:17 parsed 1 programs 2026/09/10 00:51:17 serving rpc on tcp://41817 [ 40.942718][ T24] kauditd_printk_skb: 31 callbacks suppressed [ 40.942731][ T24] audit: type=1400 audit(1789001478.850:105): avc: denied { unlink } for pid=448 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" Setting up swapspace version 1, size = 127995904 bytes [ 41.038560][ T24] audit: type=1400 audit(1789001478.940:106): avc: denied { write } for pid=452 comm="mkswap" path="pipe:[15723]" dev="pipefs" ino=15723 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 41.063986][ T448] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 41.640049][ T24] audit: type=1401 audit(1789001479.550:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 41.729751][ T24] audit: type=1400 audit(1789001479.640:108): avc: denied { create } for pid=472 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 42.168037][ T500] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.176119][ T500] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.183945][ T500] device bridge_slave_0 entered promiscuous mode [ 42.196887][ T500] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.204024][ T500] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.212031][ T500] device bridge_slave_1 entered promiscuous mode [ 42.252927][ T500] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.260264][ T500] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.268218][ T500] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.275761][ T500] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.302075][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.309981][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.318327][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.328286][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.336907][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.344175][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.358317][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.367139][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.374220][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.392486][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.405519][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.422256][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.433453][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.442082][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.450470][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.459838][ T500] device veth0_vlan entered promiscuous mode [ 42.475253][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.485008][ T500] device veth1_macvtap entered promiscuous mode [ 42.494887][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.505823][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/09/10 00:51:20 executed programs: 0 [ 42.788072][ T515] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.796292][ T515] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.804329][ T515] device bridge_slave_0 entered promiscuous mode [ 42.811945][ T515] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.820299][ T515] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.828731][ T515] device bridge_slave_1 entered promiscuous mode [ 42.870227][ T515] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.877829][ T515] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.885578][ T515] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.893120][ T515] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.911710][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.920020][ T389] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.928100][ T389] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.937959][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.946705][ T389] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.954542][ T389] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.968147][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.977117][ T389] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.985104][ T389] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.996976][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.006765][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.024782][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.036589][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.045163][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.053068][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.061988][ T515] device veth0_vlan entered promiscuous mode [ 43.076611][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.085874][ T515] device veth1_macvtap entered promiscuous mode [ 43.096387][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.111670][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.136617][ T24] audit: type=1400 audit(1789001481.040:109): avc: denied { mount } for pid=519 comm="syz.2.17" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 43.151838][ T520] FAULT_INJECTION: forcing a failure. [ 43.151838][ T520] name failslab, interval 1, probability 0, space 0, times 1 [ 43.172801][ T520] CPU: 1 PID: 520 Comm: syz.2.17 Not tainted syzkaller #0 [ 43.180495][ T520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.191461][ T520] Call Trace: [ 43.194958][ T520] __dump_stack+0x21/0x24 [ 43.199409][ T520] dump_stack_lvl+0x1a7/0x208 [ 43.204540][ T520] ? show_regs_print_info+0x18/0x18 [ 43.210073][ T520] ? pointer+0xc40/0xc40 [ 43.215080][ T520] dump_stack+0x15/0x1c [ 43.220809][ T520] should_fail+0x3ab/0x500 [ 43.225586][ T520] ? kvasprintf_const+0xf2/0x240 [ 43.231141][ T520] __should_failslab+0xa4/0xe0 [ 43.236965][ T520] should_failslab+0x9/0x20 [ 43.241705][ T520] __kmalloc_track_caller+0x5f/0x310 [ 43.247119][ T520] kvasprintf+0xe3/0x1a0 [ 43.251944][ T520] ? pci_bus_read_config_byte+0x150/0x150 [ 43.258468][ T520] ? bust_spinlocks+0xe0/0xe0 [ 43.264261][ T520] ? pci_find_capability+0x262/0x370 [ 43.270181][ T520] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 43.276205][ T520] kvasprintf_const+0xf2/0x240 [ 43.281345][ T520] kobject_set_name_vargs+0x61/0x110 [ 43.287615][ T520] dev_set_name+0xdf/0x130 [ 43.292692][ T520] ? __kasan_check_write+0x14/0x20 [ 43.298989][ T520] ? mutex_lock+0x92/0xf0 [ 43.304168][ T520] ? get_device+0x30/0x30 [ 43.308809][ T520] ? __kasan_check_write+0x14/0x20 [ 43.315241][ T520] ? mutex_unlock+0x1c/0x40 [ 43.320934][ T520] ? pci_dev_assign_slot+0x14b/0x180 [ 43.326747][ T520] ? pci_read_config_byte+0xb8/0x120 [ 43.332412][ T520] pci_setup_device+0x46f/0x2600 [ 43.337442][ T520] ? pci_cfg_space_size_ext+0x1f0/0x1f0 [ 43.343513][ T520] ? __kasan_check_write+0x14/0x20 [ 43.349041][ T520] pci_scan_single_device+0x2e7/0x410 [ 43.354766][ T520] ? pci_release_dev+0xd0/0xd0 [ 43.360220][ T520] ? stack_trace_save+0xa6/0xf0 [ 43.365084][ T520] ? kernfs_fop_write_iter+0x152/0x400 [ 43.370671][ T520] pci_scan_slot+0x19b/0x7d0 [ 43.375989][ T520] ? ksys_write+0x14a/0x260 [ 43.380864][ T520] ? __x64_sys_write+0x7b/0x90 [ 43.385839][ T520] ? pci_scan_single_device+0x410/0x410 [ 43.391952][ T520] ? __kasan_check_write+0x14/0x20 [ 43.397288][ T520] ? mutex_lock+0x92/0xf0 [ 43.401718][ T520] pci_scan_child_bus_extend+0x61/0x850 [ 43.407370][ T520] pci_rescan_bus+0x19/0x40 [ 43.412757][ T520] rescan_store+0xc9/0x150 [ 43.417711][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 43.424677][ T520] ? __kasan_check_write+0x14/0x20 [ 43.429907][ T520] ? mutex_lock+0x92/0xf0 [ 43.434620][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 43.440713][ T520] bus_attr_store+0x79/0xa0 [ 43.446017][ T520] ? bus_attr_show+0x90/0x90 [ 43.451233][ T520] sysfs_kf_write+0x129/0x150 [ 43.456626][ T520] ? sysfs_kf_read+0x270/0x270 [ 43.461691][ T520] kernfs_fop_write_iter+0x2bd/0x400 [ 43.467194][ T520] vfs_write+0x770/0xd70 [ 43.471488][ T520] ? kernel_write+0x3c0/0x3c0 [ 43.476553][ T520] ? mutex_trylock+0xb0/0xb0 [ 43.481716][ T520] ? __fget_files+0x2e1/0x340 [ 43.486764][ T520] ? __fdget_pos+0x2d2/0x380 [ 43.491644][ T520] ? ksys_write+0x70/0x260 [ 43.496546][ T520] ksys_write+0x14a/0x260 [ 43.501680][ T520] ? __ia32_sys_read+0x90/0x90 [ 43.506786][ T520] ? mntput+0x5f/0xc0 [ 43.511322][ T520] ? debug_smp_processor_id+0x17/0x20 [ 43.517124][ T520] __x64_sys_write+0x7b/0x90 [ 43.522104][ T520] do_syscall_64+0x31/0x40 [ 43.527233][ T520] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.533680][ T520] RIP: 0033:0x7f4e327fef99 [ 43.538677][ T520] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 43.560345][ T520] RSP: 002b:00007f4e32660028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.571040][ T520] RAX: ffffffffffffffda RBX: 00007f4e32a86fa0 RCX: 00007f4e327fef99 [ 43.579945][ T520] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000004 [ 43.588620][ T520] RBP: 00007f4e32660090 R08: 0000000000000000 R09: 0000000000000000 [ 43.597248][ T520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 43.606105][ T520] R13: 00007f4e32a87038 R14: 00007f4e32a86fa0 R15: 00007ffe80a6b5f8 [ 43.618381][ T520] pci (null): [8086:7110] type 00 class 0x060100 [ 43.627481][ T520] ------------[ cut here ]------------ [ 43.633881][ T520] WARNING: CPU: 0 PID: 520 at drivers/pci/probe.c:2549 pci_device_add+0x19a7/0x1fa0 [ 43.643893][ T520] Modules linked in: [ 43.648311][ T520] CPU: 1 PID: 520 Comm: syz.2.17 Not tainted syzkaller #0 [ 43.656516][ T520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.667215][ T520] RIP: 0010:pci_device_add+0x19a7/0x1fa0 [ 43.673283][ T520] Code: 44 8b 44 24 50 e8 8a db 17 02 e9 5c ea ff ff e8 6f 05 02 ff e9 3c ea ff ff e8 65 05 02 ff 0f 0b e9 53 fc ff ff e8 59 05 02 ff <0f> 0b e9 cb fc ff ff 89 d1 80 e1 07 38 c1 0f 8c 08 e7 ff ff be 04 [ 43.694066][ T520] RSP: 0018:ffffc90000d477a0 EFLAGS: 00010293 [ 43.700735][ T520] RAX: ffffffff8262af57 RBX: 00000000ffffffea RCX: ffff888118b19400 [ 43.709592][ T520] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000 [ 43.717946][ T520] RBP: ffffc90000d47910 R08: ffff888119cba0f3 R09: 1ffff1102339741e [ 43.727095][ T520] R10: dffffc0000000000 R11: ffffed102339741f R12: 1ffff11023397464 [ 43.735753][ T520] R13: dffffc0000000000 R14: ffff888119cba320 R15: ffff8881087ee800 [ 43.745253][ T520] FS: 00007f4e326606c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.754919][ T520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.762369][ T520] CR2: 00007f4e3284c680 CR3: 0000000112dbe000 CR4: 00000000003506b0 [ 43.770741][ T520] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.779441][ T520] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.789044][ T520] Call Trace: [ 43.792734][ T520] ? pci_cfg_space_size_ext+0x1f0/0x1f0 [ 43.799734][ T520] ? pcie_report_downtraining+0x1f0/0x1f0 [ 43.806230][ T520] ? __kasan_check_write+0x14/0x20 [ 43.811932][ T520] pci_scan_single_device+0x354/0x410 [ 43.818058][ T520] ? pci_release_dev+0xd0/0xd0 [ 43.823323][ T520] ? stack_trace_save+0xa6/0xf0 [ 43.828723][ T520] ? kernfs_fop_write_iter+0x152/0x400 [ 43.834494][ T520] pci_scan_slot+0x19b/0x7d0 [ 43.839630][ T520] ? ksys_write+0x14a/0x260 [ 43.844615][ T520] ? __x64_sys_write+0x7b/0x90 [ 43.849923][ T520] ? pci_scan_single_device+0x410/0x410 [ 43.856032][ T520] ? __kasan_check_write+0x14/0x20 [ 43.861831][ T520] ? mutex_lock+0x92/0xf0 [ 43.866242][ T520] pci_scan_child_bus_extend+0x61/0x850 [ 43.872512][ T520] pci_rescan_bus+0x19/0x40 [ 43.877065][ T520] rescan_store+0xc9/0x150 [ 43.882071][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 43.888684][ T520] ? __kasan_check_write+0x14/0x20 [ 43.894257][ T520] ? mutex_lock+0x92/0xf0 [ 43.898759][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 43.904694][ T520] bus_attr_store+0x79/0xa0 [ 43.909967][ T520] ? bus_attr_show+0x90/0x90 [ 43.915215][ T520] sysfs_kf_write+0x129/0x150 [ 43.920140][ T520] ? sysfs_kf_read+0x270/0x270 [ 43.925809][ T520] kernfs_fop_write_iter+0x2bd/0x400 [ 43.931819][ T520] vfs_write+0x770/0xd70 [ 43.936193][ T520] ? kernel_write+0x3c0/0x3c0 [ 43.943003][ T520] ? mutex_trylock+0xb0/0xb0 [ 43.948765][ T520] ? __fget_files+0x2e1/0x340 [ 43.954046][ T520] ? __fdget_pos+0x2d2/0x380 [ 43.959585][ T520] ? ksys_write+0x70/0x260 [ 43.964860][ T520] ksys_write+0x14a/0x260 [ 43.969885][ T520] ? __ia32_sys_read+0x90/0x90 [ 43.975056][ T520] ? mntput+0x5f/0xc0 [ 43.979443][ T520] ? debug_smp_processor_id+0x17/0x20 [ 43.985121][ T520] __x64_sys_write+0x7b/0x90 [ 43.990006][ T520] do_syscall_64+0x31/0x40 [ 43.994753][ T520] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.001087][ T520] RIP: 0033:0x7f4e327fef99 [ 44.005794][ T520] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 44.028131][ T520] RSP: 002b:00007f4e32660028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.036761][ T520] RAX: ffffffffffffffda RBX: 00007f4e32a86fa0 RCX: 00007f4e327fef99 [ 44.045146][ T520] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000004 [ 44.054193][ T520] RBP: 00007f4e32660090 R08: 0000000000000000 R09: 0000000000000000 [ 44.063856][ T520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 44.072284][ T520] R13: 00007f4e32a87038 R14: 00007f4e32a86fa0 R15: 00007ffe80a6b5f8 [ 44.080534][ T520] ---[ end trace 2c4b46aba28b7cbf ]--- [ 44.088002][ T520] ------------[ cut here ]------------ [ 44.094182][ T520] WARNING: CPU: 0 PID: 520 at fs/sysfs/file.c:549 sysfs_create_bin_file+0x161/0x340 [ 44.095633][ T113] device bridge_slave_1 left promiscuous mode [ 44.103980][ T520] Modules linked in: [ 44.112188][ T113] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.115545][ T520] CPU: 0 PID: 520 Comm: syz.2.17 Tainted: G W syzkaller #0 [ 44.133779][ T520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.134228][ T113] device bridge_slave_0 left promiscuous mode [ 44.144627][ T520] RIP: 0010:sysfs_create_bin_file+0x161/0x340 [ 44.157424][ T520] Code: 08 4c 89 f7 e8 f0 39 d7 ff 49 83 3e 00 44 89 7c 24 14 74 22 e8 10 b9 9c ff 49 c7 c7 a0 47 2b 85 e9 95 00 00 00 e8 ff b8 9c ff <0f> 0b b8 ea ff ff ff e9 55 01 00 00 49 8d 7c 24 20 48 89 f8 48 c1 [ 44.178577][ T520] RSP: 0018:ffffc90000d479a0 EFLAGS: 00010293 [ 44.185115][ T520] RAX: ffffffff81c7fd54 RBX: dffffc0000000000 RCX: ffff888118b19400 [ 44.194166][ T113] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.194493][ T520] RDX: 0000000000000000 RSI: ffffffff8542b4a0 RDI: ffff888119cba0b8 [ 44.212532][ T113] device veth1_macvtap left promiscuous mode [ 44.213709][ T520] RBP: ffffc90000d47a50 R08: ffff888118b19400 R09: 0000000000000008 [ 44.219800][ T113] device veth0_vlan left promiscuous mode [ 44.229114][ T520] R10: 0000000000000007 R11: 0000000000000000 R12: ffffffff8542b4a0 [ 44.243918][ T520] R13: 1ffff920001a8f38 R14: ffff888119cba0b8 R15: ffff888119cba0e8 [ 44.253024][ T520] FS: 00007f4e326606c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.264342][ T520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.271771][ T520] CR2: 00005627ada13e68 CR3: 0000000112dbe000 CR4: 00000000003506a0 [ 44.280691][ T520] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.289014][ T520] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.297724][ T520] Call Trace: [ 44.301279][ T520] ? sysfs_remove_file_from_group+0xc0/0xc0 [ 44.308095][ T520] ? pci_scan_slot+0x28a/0x7d0 [ 44.313317][ T520] pci_create_sysfs_dev_files+0x8a/0x6f0 [ 44.319703][ T520] pci_bus_add_device+0x30/0x110 [ 44.325273][ T520] pci_bus_add_devices+0x94/0x1c0 [ 44.330651][ T520] pci_rescan_bus+0x2c/0x40 [ 44.335318][ T520] rescan_store+0xc9/0x150 [ 44.339843][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 44.346726][ T520] ? __kasan_check_write+0x14/0x20 [ 44.352001][ T520] ? mutex_lock+0x92/0xf0 [ 44.356409][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 44.363048][ T520] bus_attr_store+0x79/0xa0 [ 44.367989][ T520] ? bus_attr_show+0x90/0x90 [ 44.372763][ T520] sysfs_kf_write+0x129/0x150 [ 44.377760][ T520] ? sysfs_kf_read+0x270/0x270 [ 44.382888][ T520] kernfs_fop_write_iter+0x2bd/0x400 [ 44.388575][ T520] vfs_write+0x770/0xd70 [ 44.393032][ T520] ? kernel_write+0x3c0/0x3c0 [ 44.398694][ T520] ? mutex_trylock+0xb0/0xb0 [ 44.403862][ T520] ? __fget_files+0x2e1/0x340 [ 44.408804][ T520] ? __fdget_pos+0x2d2/0x380 [ 44.413723][ T520] ? ksys_write+0x70/0x260 [ 44.418722][ T520] ksys_write+0x14a/0x260 [ 44.423092][ T520] ? __ia32_sys_read+0x90/0x90 [ 44.428734][ T520] ? mntput+0x5f/0xc0 [ 44.432901][ T520] ? debug_smp_processor_id+0x17/0x20 [ 44.438878][ T520] __x64_sys_write+0x7b/0x90 [ 44.443753][ T520] do_syscall_64+0x31/0x40 [ 44.448785][ T520] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.454889][ T520] RIP: 0033:0x7f4e327fef99 [ 44.460276][ T520] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 44.482897][ T520] RSP: 002b:00007f4e32660028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.491744][ T520] RAX: ffffffffffffffda RBX: 00007f4e32a86fa0 RCX: 00007f4e327fef99 [ 44.499935][ T520] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000004 [ 44.508851][ T520] RBP: 00007f4e32660090 R08: 0000000000000000 R09: 0000000000000000 [ 44.517076][ T520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 44.525738][ T520] R13: 00007f4e32a87038 R14: 00007f4e32a86fa0 R15: 00007ffe80a6b5f8 [ 44.535102][ T520] ---[ end trace 2c4b46aba28b7cc0 ]--- [ 44.541455][ T520] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 44.554581][ T520] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 44.563809][ T520] CPU: 1 PID: 520 Comm: syz.2.17 Tainted: G W syzkaller #0 [ 44.573674][ T520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.585161][ T520] RIP: 0010:__device_attach+0xae/0x410 [ 44.590619][ T520] Code: 8d 66 68 4c 89 e0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 e7 e8 f4 30 ef fe 4d 8b 2c 24 4d 8d a5 d0 00 00 00 4c 89 e0 48 c1 e8 03 <0f> b6 04 18 84 c0 0f 85 32 03 00 00 41 0f b6 1c 24 89 de 83 e6 01 [ 44.610963][ T520] RSP: 0018:ffffc90000d479e0 EFLAGS: 00010202 [ 44.617355][ T520] RAX: 000000000000001a RBX: dffffc0000000000 RCX: ffffffff84818662 [ 44.625926][ T520] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000d47960 [ 44.634519][ T520] RBP: ffffc90000d47a90 R08: ffffc90000d47967 R09: 1ffff920001a8f2c [ 44.642936][ T520] R10: dffffc0000000000 R11: fffff520001a8f2d R12: 00000000000000d0 [ 44.651294][ T520] R13: 0000000000000000 R14: ffff888119cba0b8 R15: 0000000000000000 [ 44.660162][ T520] FS: 00007f4e326606c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.670375][ T520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.677540][ T520] CR2: 00005627ada13e68 CR3: 0000000112dbe000 CR4: 00000000003506a0 [ 44.686168][ T520] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.694254][ T520] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.702508][ T520] Call Trace: [ 44.706036][ T520] ? device_attach+0x20/0x20 [ 44.711777][ T520] ? pci_bridge_d3_possible+0x390/0x390 [ 44.718572][ T520] ? pci_create_sysfs_dev_files+0xa3/0x6f0 [ 44.725511][ T520] device_attach+0x17/0x20 [ 44.730547][ T520] pci_bus_add_device+0x7a/0x110 [ 44.735908][ T520] pci_bus_add_devices+0x94/0x1c0 [ 44.741671][ T520] pci_rescan_bus+0x2c/0x40 [ 44.747527][ T520] rescan_store+0xc9/0x150 [ 44.753225][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 44.760482][ T520] ? __kasan_check_write+0x14/0x20 [ 44.766446][ T520] ? mutex_lock+0x92/0xf0 [ 44.771235][ T520] ? pci_remove_sysfs_dev_files+0x270/0x270 [ 44.777778][ T520] bus_attr_store+0x79/0xa0 [ 44.782625][ T520] ? bus_attr_show+0x90/0x90 [ 44.787872][ T520] sysfs_kf_write+0x129/0x150 [ 44.793237][ T520] ? sysfs_kf_read+0x270/0x270 [ 44.798100][ T520] kernfs_fop_write_iter+0x2bd/0x400 [ 44.803761][ T520] vfs_write+0x770/0xd70 [ 44.808216][ T520] ? kernel_write+0x3c0/0x3c0 [ 44.813082][ T520] ? mutex_trylock+0xb0/0xb0 [ 44.817886][ T520] ? __fget_files+0x2e1/0x340 [ 44.822769][ T520] ? __fdget_pos+0x2d2/0x380 [ 44.828142][ T520] ? ksys_write+0x70/0x260 [ 44.833177][ T520] ksys_write+0x14a/0x260 [ 44.838183][ T520] ? __ia32_sys_read+0x90/0x90 [ 44.843064][ T520] ? mntput+0x5f/0xc0 [ 44.847433][ T520] ? debug_smp_processor_id+0x17/0x20 [ 44.853245][ T520] __x64_sys_write+0x7b/0x90 [ 44.858346][ T520] do_syscall_64+0x31/0x40 [ 44.863317][ T520] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.869475][ T520] RIP: 0033:0x7f4e327fef99 [ 44.874324][ T520] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 44.898013][ T520] RSP: 002b:00007f4e32660028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.907142][ T520] RAX: ffffffffffffffda RBX: 00007f4e32a86fa0 RCX: 00007f4e327fef99 [ 44.915977][ T520] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000004 [ 44.925289][ T520] RBP: 00007f4e32660090 R08: 0000000000000000 R09: 0000000000000000 [ 44.934782][ T520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 44.944543][ T520] R13: 00007f4e32a87038 R14: 00007f4e32a86fa0 R15: 00007ffe80a6b5f8 [ 44.953360][ T520] Modules linked in: [ 44.958365][ T520] ---[ end trace 2c4b46aba28b7cc1 ]--- [ 44.960507][ T24] audit: type=1400 audit(1789001482.860:110): avc: denied { read } for pid=77 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 [ 44.965280][ T520] RIP: 0010:__device_attach+0xae/0x410 [ 44.995817][ T520] Code: 8d 66 68 4c 89 e0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 e7 e8 f4 30 ef fe 4d 8b 2c 24 4d 8d a5 d0 00 00 00 4c 89 e0 48 c1 e8 03 <0f> b6 04 18 84 c0 0f 85 32 03 00 00 41 0f b6 1c 24 89 de 83 e6 01 [ 44.997825][ T24] audit: type=1400 audit(1789001482.870:111): avc: denied { search } for pid=77 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 [ 45.016980][ T520] RSP: 0018:ffffc90000d479e0 EFLAGS: 00010202 [ 45.046348][ T520] RAX: 000000000000001a RBX: dffffc0000000000 RCX: ffffffff84818662 [ 45.055212][ T520] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000d47960 [ 45.056210][ T24] audit: type=1400 audit(1789001482.870:112): avc: denied { write } for pid=77 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 [ 45.064324][ T520] RBP: ffffc90000d47a90 R08: ffffc90000d47967 R09: 1ffff920001a8f2c [ 45.086986][ T24] audit: type=1400 audit(1789001482.870:113): avc: denied { add_name } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 45.104545][ T520] R10: dffffc0000000000 R11: fffff520001a8f2d R12: 00000000000000d0 [ 45.126044][ T520] R13: 0000000000000000 R14: ffff888119cba0b8 R15: 0000000000000000 [ 45.131905][ T24] audit: type=1400 audit(1789001482.870:114): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 45.137429][ T520] FS: 00007f4e326606c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 45.166645][ T520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.174531][ T520] CR2: 00005627ada13e68 CR3: 0000000112dbe000 CR4: 00000000003506a0 [ 45.183958][ T520] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.192922][ T520] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.203491][ T520] Kernel panic - not syncing: Fatal exception [ 45.211634][ T520] Kernel Offset: disabled [ 45.216704][ T520] Rebooting in 86400 seconds..