Warning: Permanently added '10.128.0.178' (ED25519) to the list of known hosts. 2025/12/02 00:23:49 ignoring optional flag "type"="gce" 2025/12/02 00:23:49 parsed 1 programs [ 38.023157][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 38.023169][ T24] audit: type=1400 audit(1764635029.380:92): avc: denied { unlink } for pid=317 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" 2025/12/02 00:23:49 executed programs: 0 [ 38.102806][ T317] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 38.146083][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.153354][ T324] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.161010][ T324] device bridge_slave_0 entered promiscuous mode [ 38.167761][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.174843][ T324] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.182292][ T324] device bridge_slave_1 entered promiscuous mode [ 38.212084][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.219173][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.226542][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.233712][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.249595][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.257208][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.264856][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.273269][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.282515][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.290765][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.297810][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.306518][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.315094][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.322479][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.333238][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.343677][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.356434][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.367103][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.375538][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.383227][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.391547][ T324] device veth0_vlan entered promiscuous mode [ 38.401568][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.410862][ T324] device veth1_macvtap entered promiscuous mode [ 38.420593][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.430364][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.450389][ T24] audit: type=1400 audit(1764635029.810:93): avc: denied { read } for pid=328 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 38.475248][ T24] audit: type=1400 audit(1764635029.810:94): avc: denied { open } for pid=328 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 38.500078][ T24] audit: type=1400 audit(1764635029.810:95): avc: denied { ioctl } for pid=328 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 38.537452][ T24] audit: type=1400 audit(1764635029.890:96): avc: denied { read write } for pid=324 comm="syz-executor.0" name="loop0" dev="devtmpfs" ino=518 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 38.560897][ T24] audit: type=1400 audit(1764635029.890:97): avc: denied { open } for pid=324 comm="syz-executor.0" path="/dev/loop0" dev="devtmpfs" ino=518 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 38.584446][ T24] audit: type=1400 audit(1764635029.890:98): avc: denied { ioctl } for pid=324 comm="syz-executor.0" path="/dev/loop0" dev="devtmpfs" ino=518 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 38.630683][ T335] FAULT_INJECTION: forcing a failure. [ 38.630683][ T335] name failslab, interval 1, probability 0, space 0, times 1 [ 38.648328][ T335] CPU: 0 PID: 335 Comm: syz-executor.0 Not tainted syzkaller #0 [ 38.657771][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 38.668985][ T335] Call Trace: [ 38.672276][ T335] __dump_stack+0x21/0x24 [ 38.677064][ T335] dump_stack_lvl+0x169/0x1d8 [ 38.682126][ T335] ? thaw_kernel_threads+0x220/0x220 [ 38.687432][ T335] ? show_regs_print_info+0x18/0x18 [ 38.693047][ T335] dump_stack+0x15/0x1c [ 38.697781][ T335] should_fail+0x3c1/0x510 [ 38.702304][ T335] ? device_add+0xbd/0xbf0 [ 38.706850][ T335] __should_failslab+0xa4/0xe0 [ 38.711618][ T335] should_failslab+0x9/0x20 [ 38.716240][ T335] kmem_cache_alloc_trace+0x3a/0x2e0 [ 38.721541][ T335] device_add+0xbd/0xbf0 [ 38.725886][ T335] __device_add_disk+0x6eb/0x1020 [ 38.730944][ T335] device_add_disk+0x2a/0x40 [ 38.735535][ T335] loop_add+0x5bd/0x7b0 [ 38.739680][ T335] loop_control_ioctl+0x369/0x550 [ 38.744747][ T335] ? loop_remove+0xb0/0xb0 [ 38.749172][ T335] ? __fget_files+0x2c4/0x320 [ 38.753938][ T335] ? security_file_ioctl+0x84/0xa0 [ 38.759046][ T335] ? loop_remove+0xb0/0xb0 [ 38.763460][ T335] __se_sys_ioctl+0x121/0x1a0 [ 38.768312][ T335] __x64_sys_ioctl+0x7b/0x90 [ 38.772888][ T335] do_syscall_64+0x31/0x40 [ 38.777382][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.783509][ T335] RIP: 0033:0x7fc340b13ae9 [ 38.787908][ T335] 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 [ 38.807757][ T335] RSP: 002b:00007fc3406750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 38.816153][ T335] RAX: ffffffffffffffda RBX: 00007fc340c33050 RCX: 00007fc340b13ae9 [ 38.824106][ T335] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 38.832081][ T335] RBP: 00007fc340675120 R08: 0000000000000000 R09: 0000000000000000 [ 38.840035][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 38.848077][ T335] R13: 000000000000006e R14: 00007fc340c33050 R15: 00007ffe573b5ad8 [ 38.857098][ T335] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 38.865023][ T335] ------------[ cut here ]------------ [ 38.870614][ T335] WARNING: CPU: 0 PID: 335 at fs/sysfs/file.c:328 sysfs_create_files+0x1f4/0x310 [ 38.879868][ T335] Modules linked in: [ 38.883782][ T335] CPU: 0 PID: 335 Comm: syz-executor.0 Not tainted syzkaller #0 [ 38.891820][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 38.902244][ T335] RIP: 0010:sysfs_create_files+0x1f4/0x310 [ 38.908682][ T335] Code: ff ff 48 89 fb 48 89 c7 e8 f9 c9 d7 ff 48 89 df e9 58 ff ff ff e8 9c db 9d ff 4c 89 f0 45 31 f6 e9 d4 00 00 00 e8 8c db 9d ff <0f> 0b 41 be ea ff ff ff eb 15 85 c0 4c 89 e3 0f 84 b0 00 00 00 e8 [ 38.929279][ T335] RSP: 0018:ffffc90000f67ba0 EFLAGS: 00010293 [ 38.935498][ T335] RAX: ffffffff81c5c9be RBX: dffffc0000000000 RCX: ffff88810cbde2c0 [ 38.943685][ T335] RDX: 0000000000000000 RSI: ffffffff8654ee20 RDI: ffff88810963a068 [ 38.951774][ T335] RBP: ffffc90000f67c78 R08: dffffc0000000000 R09: ffffed10215c47b2 [ 38.959858][ T335] R10: ffffed10215c47b2 R11: 1ffff110215c47b1 R12: ffffffff8654ee20 [ 38.968100][ T335] R13: ffff88810963a068 R14: ffff88810963a098 R15: ffffffff851f87c0 [ 38.976450][ T335] FS: 00007fc3406756c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 38.985971][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.992863][ T335] CR2: 00007fc340674ff8 CR3: 000000010d853000 CR4: 00000000003506b0 [ 39.001072][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.009055][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.017094][ T335] Call Trace: [ 39.020427][ T335] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 39.026332][ T335] ? __kasan_check_write+0x14/0x20 [ 39.031469][ T335] ? kobject_get+0xd3/0x120 [ 39.035995][ T335] __device_add_disk+0xb9f/0x1020 [ 39.041047][ T335] device_add_disk+0x2a/0x40 [ 39.045818][ T335] loop_add+0x5bd/0x7b0 [ 39.050051][ T335] loop_control_ioctl+0x369/0x550 [ 39.055099][ T335] ? loop_remove+0xb0/0xb0 [ 39.059931][ T335] ? __fget_files+0x2c4/0x320 [ 39.064728][ T335] ? security_file_ioctl+0x84/0xa0 [ 39.070296][ T335] ? loop_remove+0xb0/0xb0 [ 39.074790][ T335] __se_sys_ioctl+0x121/0x1a0 [ 39.079541][ T335] __x64_sys_ioctl+0x7b/0x90 [ 39.084131][ T335] do_syscall_64+0x31/0x40 [ 39.088647][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.094586][ T335] RIP: 0033:0x7fc340b13ae9 [ 39.099010][ T335] 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 [ 39.118777][ T335] RSP: 002b:00007fc3406750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.127315][ T335] RAX: ffffffffffffffda RBX: 00007fc340c33050 RCX: 00007fc340b13ae9 [ 39.135483][ T335] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 39.144204][ T335] RBP: 00007fc340675120 R08: 0000000000000000 R09: 0000000000000000 [ 39.152440][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 39.160464][ T335] R13: 000000000000006e R14: 00007fc340c33050 R15: 00007ffe573b5ad8 [ 39.168450][ T335] ---[ end trace 78d595bc5571ef6e ]--- [ 39.173915][ T335] ------------[ cut here ]------------ [ 39.179466][ T335] kernfs: can not remove 'events', no directory [ 39.185755][ T335] WARNING: CPU: 0 PID: 335 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 39.195526][ T335] Modules linked in: [ 39.199502][ T335] CPU: 0 PID: 335 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 39.208515][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 39.218707][ T335] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 39.225703][ T335] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 ec 39 9e ff 48 c7 c7 40 e0 0a 85 4c 89 f6 e8 5d 1e aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 ce 39 9e ff 41 be fe ff ff ff 48 [ 39.245734][ T335] RSP: 0018:ffffc90000f67b68 EFLAGS: 00010246 [ 39.252064][ T335] RAX: c5775a285829b100 RBX: 0000000000000000 RCX: ffff88810cbde2c0 [ 39.260239][ T335] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.268293][ T335] RBP: ffffc90000f67b90 R08: dffffc0000000000 R09: ffffed103ee04e8b [ 39.276437][ T335] R10: ffffed103ee04e8b R11: 1ffff1103ee04e8a R12: 0000000000000000 [ 39.284867][ T335] R13: dffffc0000000000 R14: ffffffff851f87a0 R15: 0000000000000000 [ 39.293033][ T335] FS: 00007fc3406756c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 39.302276][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.309047][ T335] CR2: 00007fc340674ff8 CR3: 000000010d853000 CR4: 00000000003506b0 [ 39.317734][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.325745][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.333734][ T335] Call Trace: [ 39.337025][ T335] sysfs_create_files+0x293/0x310 [ 39.342067][ T335] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 39.347442][ T335] ? __kasan_check_write+0x14/0x20 [ 39.352727][ T335] ? kobject_get+0xd3/0x120 [ 39.357341][ T335] __device_add_disk+0xb9f/0x1020 [ 39.362386][ T335] device_add_disk+0x2a/0x40 [ 39.367100][ T335] loop_add+0x5bd/0x7b0 [ 39.371281][ T335] loop_control_ioctl+0x369/0x550 [ 39.376302][ T335] ? loop_remove+0xb0/0xb0 [ 39.380958][ T335] ? __fget_files+0x2c4/0x320 [ 39.385933][ T335] ? security_file_ioctl+0x84/0xa0 [ 39.391317][ T335] ? loop_remove+0xb0/0xb0 [ 39.395771][ T335] __se_sys_ioctl+0x121/0x1a0 [ 39.400606][ T335] __x64_sys_ioctl+0x7b/0x90 [ 39.405227][ T335] do_syscall_64+0x31/0x40 [ 39.409676][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.415631][ T335] RIP: 0033:0x7fc340b13ae9 [ 39.420191][ T335] 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 [ 39.439832][ T335] RSP: 002b:00007fc3406750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.448264][ T335] RAX: ffffffffffffffda RBX: 00007fc340c33050 RCX: 00007fc340b13ae9 [ 39.456343][ T335] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 39.464565][ T335] RBP: 00007fc340675120 R08: 0000000000000000 R09: 0000000000000000 [ 39.472880][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 39.481099][ T335] R13: 000000000000006e R14: 00007fc340c33050 R15: 00007ffe573b5ad8 [ 39.489224][ T335] ---[ end trace 78d595bc5571ef6f ]--- [ 39.494730][ T335] loop0: failed to create sysfs files for events [ 39.505025][ T337] ------------[ cut here ]------------ [ 39.510580][ T337] kernfs: can not remove 'events', no directory [ 39.516958][ T337] WARNING: CPU: 1 PID: 337 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 39.526765][ T337] Modules linked in: [ 39.530719][ T337] CPU: 1 PID: 337 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 39.539761][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 39.549998][ T337] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 39.556366][ T337] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 ec 39 9e ff 48 c7 c7 40 e0 0a 85 4c 89 f6 e8 5d 1e aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 ce 39 9e ff 41 be fe ff ff ff 48 [ 39.576280][ T337] RSP: 0018:ffffc90000d57ca8 EFLAGS: 00010246 [ 39.582576][ T337] RAX: 6c79f0b24c02d800 RBX: 0000000000000001 RCX: ffff88810d3c0000 [ 39.590628][ T337] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.598761][ T337] RBP: ffffc90000d57cd0 R08: dffffc0000000000 R09: ffffed103ee24e8b [ 39.606795][ T337] R10: ffffed103ee24e8b R11: 1ffff1103ee24e8a R12: 0000000000000000 [ 39.615559][ T337] R13: ffffffff8654ee20 R14: ffffffff851f87a0 R15: 0000000000000000 [ 39.623919][ T337] FS: 00007fc3406966c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 39.632921][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.639644][ T337] CR2: 00007ffe573b5ce8 CR3: 000000010d3d1000 CR4: 00000000003506a0 [ 39.648097][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.656440][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.664923][ T337] Call Trace: [ 39.668243][ T337] sysfs_remove_files+0xa4/0x100 [ 39.673480][ T337] del_gendisk+0x23f/0x9e0 [ 39.677910][ T337] ? radix_tree_delete_item+0x25c/0x360 [ 39.684232][ T337] loop_remove+0x46/0xb0 [ 39.688972][ T337] loop_control_ioctl+0x487/0x550 [ 39.694243][ T337] ? loop_remove+0xb0/0xb0 [ 39.698770][ T337] ? __fget_files+0x2c4/0x320 [ 39.703617][ T337] ? security_file_ioctl+0x84/0xa0 [ 39.708777][ T337] ? loop_remove+0xb0/0xb0 [ 39.713354][ T337] __se_sys_ioctl+0x121/0x1a0 [ 39.718573][ T337] __x64_sys_ioctl+0x7b/0x90 [ 39.723218][ T337] do_syscall_64+0x31/0x40 [ 39.727759][ T337] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.733788][ T337] RIP: 0033:0x7fc340b13ae9 [ 39.738331][ T337] 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 [ 39.758504][ T337] RSP: 002b:00007fc3406960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.767050][ T337] RAX: ffffffffffffffda RBX: 00007fc340c32f80 RCX: 00007fc340b13ae9 [ 39.775164][ T337] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 39.783270][ T337] RBP: 00007fc340b5f47a R08: 0000000000000000 R09: 0000000000000000 [ 39.791763][ T337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.800067][ T337] R13: 000000000000000b R14: 00007fc340c32f80 R15: 00007ffe573b5ad8 [ 39.808229][ T337] ---[ end trace 78d595bc5571ef70 ]--- [ 39.813722][ T337] ------------[ cut here ]------------ [ 39.819357][ T337] kernfs: can not remove 'events_async', no directory [ 39.826152][ T337] WARNING: CPU: 1 PID: 337 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 39.836201][ T337] Modules linked in: [ 39.840134][ T337] CPU: 1 PID: 337 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 39.849166][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 39.859419][ T337] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 39.866032][ T337] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 ec 39 9e ff 48 c7 c7 40 e0 0a 85 4c 89 f6 e8 5d 1e aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 ce 39 9e ff 41 be fe ff ff ff 48 [ 39.886282][ T337] RSP: 0018:ffffc90000d57ca8 EFLAGS: 00010246 [ 39.892484][ T337] RAX: 6c79f0b24c02d800 RBX: 0000000000000002 RCX: ffff88810d3c0000 [ 39.900811][ T337] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.908901][ T337] RBP: ffffc90000d57cd0 R08: dffffc0000000000 R09: ffffed103ee24e8b [ 39.917011][ T337] R10: ffffed103ee24e8b R11: 1ffff1103ee24e8a R12: 0000000000000000 [ 39.925217][ T337] R13: ffffffff8654ee20 R14: ffffffff851f8880 R15: 0000000000000000 [ 39.933274][ T337] FS: 00007fc3406966c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 39.942380][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.948967][ T337] CR2: 00007fc340674ff8 CR3: 000000010d3d1000 CR4: 00000000003506b0 [ 39.957123][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.965330][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.973317][ T337] Call Trace: [ 39.976703][ T337] sysfs_remove_files+0xa4/0x100 [ 39.981754][ T337] del_gendisk+0x23f/0x9e0 [ 39.986512][ T337] ? radix_tree_delete_item+0x25c/0x360 [ 39.992305][ T337] loop_remove+0x46/0xb0 [ 39.996565][ T337] loop_control_ioctl+0x487/0x550 [ 40.001749][ T337] ? loop_remove+0xb0/0xb0 [ 40.006298][ T337] ? __fget_files+0x2c4/0x320 [ 40.011035][ T337] ? security_file_ioctl+0x84/0xa0 [ 40.016176][ T337] ? loop_remove+0xb0/0xb0 [ 40.021152][ T337] __se_sys_ioctl+0x121/0x1a0 [ 40.026023][ T337] __x64_sys_ioctl+0x7b/0x90 [ 40.030666][ T337] do_syscall_64+0x31/0x40 [ 40.035086][ T337] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.041012][ T337] RIP: 0033:0x7fc340b13ae9 [ 40.045431][ T337] 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 [ 40.065200][ T337] RSP: 002b:00007fc3406960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.073844][ T337] RAX: ffffffffffffffda RBX: 00007fc340c32f80 RCX: 00007fc340b13ae9 [ 40.082009][ T337] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 40.090004][ T337] RBP: 00007fc340b5f47a R08: 0000000000000000 R09: 0000000000000000 [ 40.098190][ T337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.106458][ T337] R13: 000000000000000b R14: 00007fc340c32f80 R15: 00007ffe573b5ad8 [ 40.114989][ T337] ---[ end trace 78d595bc5571ef71 ]--- [ 40.120771][ T337] ------------[ cut here ]------------ [ 40.126400][ T337] kernfs: can not remove 'events_poll_msecs', no directory [ 40.134050][ T337] WARNING: CPU: 0 PID: 337 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 40.143912][ T337] Modules linked in: [ 40.147829][ T337] CPU: 0 PID: 337 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 40.157410][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 40.167941][ T337] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 40.174474][ T337] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 ec 39 9e ff 48 c7 c7 40 e0 0a 85 4c 89 f6 e8 5d 1e aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 ce 39 9e ff 41 be fe ff ff ff 48 [ 40.194614][ T337] RSP: 0018:ffffc90000d57ca8 EFLAGS: 00010246 [ 40.201132][ T337] RAX: 6c79f0b24c02d800 RBX: 0000000000000003 RCX: ffff88810d3c0000 [ 40.209266][ T337] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 40.217375][ T337] RBP: ffffc90000d57cd0 R08: dffffc0000000000 R09: fffff520001aaec5 [ 40.225435][ T337] R10: fffff520001aaec5 R11: 1ffff920001aaec4 R12: 0000000000000000 [ 40.233692][ T337] R13: ffffffff8654ee20 R14: ffffffff851f88e0 R15: 0000000000000000 [ 40.241917][ T337] FS: 00007fc3406966c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 40.251065][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.257822][ T337] CR2: 00007ffe573b5ce8 CR3: 000000010d3d1000 CR4: 00000000003506a0 [ 40.266049][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.274205][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.282496][ T337] Call Trace: [ 40.285896][ T337] sysfs_remove_files+0xa4/0x100 [ 40.291032][ T337] del_gendisk+0x23f/0x9e0 [ 40.295544][ T337] ? radix_tree_delete_item+0x25c/0x360 [ 40.301237][ T337] loop_remove+0x46/0xb0 [ 40.305581][ T337] loop_control_ioctl+0x487/0x550 [ 40.310735][ T337] ? loop_remove+0xb0/0xb0 [ 40.315204][ T337] ? __fget_files+0x2c4/0x320 [ 40.320029][ T337] ? security_file_ioctl+0x84/0xa0 [ 40.325249][ T337] ? loop_remove+0xb0/0xb0 [ 40.329893][ T337] __se_sys_ioctl+0x121/0x1a0 [ 40.334649][ T337] __x64_sys_ioctl+0x7b/0x90 [ 40.339588][ T337] do_syscall_64+0x31/0x40 [ 40.344048][ T337] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.350017][ T337] RIP: 0033:0x7fc340b13ae9 [ 40.354538][ T337] 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 [ 40.374471][ T337] RSP: 002b:00007fc3406960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.382935][ T337] RAX: ffffffffffffffda RBX: 00007fc340c32f80 RCX: 00007fc340b13ae9 [ 40.390982][ T337] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 40.399025][ T337] RBP: 00007fc340b5f47a R08: 0000000000000000 R09: 0000000000000000 [ 40.407437][ T337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.415519][ T337] R13: 000000000000000b R14: 00007fc340c32f80 R15: 00007ffe573b5ad8 [ 40.423530][ T337] ---[ end trace 78d595bc5571ef72 ]--- [ 40.429053][ T337] ------------[ cut here ]------------ [ 40.434855][ T337] kernfs: can not remove 'bdi', no directory [ 40.440904][ T337] WARNING: CPU: 0 PID: 337 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 40.450660][ T337] Modules linked in: [ 40.454606][ T337] CPU: 0 PID: 337 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 40.464007][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 40.474134][ T337] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 40.480517][ T337] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 ec 39 9e ff 48 c7 c7 40 e0 0a 85 4c 89 f6 e8 5d 1e aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 ce 39 9e ff 41 be fe ff ff ff 48 [ 40.500733][ T337] RSP: 0018:ffffc90000d57cc8 EFLAGS: 00010246 [ 40.506870][ T337] RAX: 6c79f0b24c02d800 RBX: ffffffff851f81c0 RCX: ffff88810d3c0000 [ 40.515221][ T337] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 40.523362][ T337] RBP: ffffc90000d57cf0 R08: dffffc0000000000 R09: ffffed103ee0a5f8 [ 40.531780][ T337] R10: ffffed103ee0a5f8 R11: 1ffff1103ee0a5f7 R12: 0000000000000000 [ 40.540034][ T337] R13: 1ffff110212c748f R14: ffffffff851f81c0 R15: 0000000000000000 [ 40.548020][ T337] FS: 00007fc3406966c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.556964][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.563766][ T337] CR2: 00007fc340674ff8 CR3: 000000010d3d1000 CR4: 00000000003506b0 [ 40.571852][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.580244][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.588299][ T337] Call Trace: [ 40.591952][ T337] sysfs_remove_link+0x50/0x60 [ 40.597028][ T337] del_gendisk+0x3ea/0x9e0 [ 40.601475][ T337] loop_remove+0x46/0xb0 [ 40.606001][ T337] loop_control_ioctl+0x487/0x550 [ 40.611155][ T337] ? loop_remove+0xb0/0xb0 [ 40.615928][ T337] ? __fget_files+0x2c4/0x320 [ 40.620767][ T337] ? security_file_ioctl+0x84/0xa0 [ 40.625977][ T337] ? loop_remove+0xb0/0xb0 [ 40.630566][ T337] __se_sys_ioctl+0x121/0x1a0 [ 40.635353][ T337] __x64_sys_ioctl+0x7b/0x90 [ 40.640028][ T337] do_syscall_64+0x31/0x40 [ 40.644470][ T337] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.650495][ T337] RIP: 0033:0x7fc340b13ae9 [ 40.654915][ T337] 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 [ 40.674821][ T337] RSP: 002b:00007fc3406960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.683401][ T337] RAX: ffffffffffffffda RBX: 00007fc340c32f80 RCX: 00007fc340b13ae9 [ 40.692048][ T337] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 40.700062][ T337] RBP: 00007fc340b5f47a R08: 0000000000000000 R09: 0000000000000000 [ 40.708196][ T337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.716368][ T337] R13: 000000000000000b R14: 00007fc340c32f80 R15: 00007ffe573b5ad8 [ 40.724450][ T337] ---[ end trace 78d595bc5571ef73 ]--- [ 40.730263][ T337] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 40.741980][ T337] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 40.750385][ T337] CPU: 0 PID: 337 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 40.759402][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 40.769595][ T337] RIP: 0010:device_del+0xea/0xed0 [ 40.774727][ T337] Code: 74 08 4c 89 e7 e8 46 f4 f2 fe 41 bf d0 00 00 00 4c 89 64 24 28 4d 03 3c 24 4d 89 fe 49 c1 ee 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 06 84 c0 0f 85 1f 0d 00 00 45 0f b6 27 44 89 e6 83 e6 [ 40.794529][ T337] RSP: 0018:ffffc90000d57c20 EFLAGS: 00010202 [ 40.800725][ T337] RAX: dffffc0000000000 RBX: ffff88810963a108 RCX: ffffffff8477829c [ 40.808864][ T337] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000d57ba0 [ 40.816830][ T337] RBP: ffffc90000d57d10 R08: dffffc0000000000 R09: fffff520001aaf75 [ 40.824787][ T337] R10: fffff520001aaf75 R11: 1ffff920001aaf74 R12: ffff88810963a0d0 [ 40.832747][ T337] R13: ffffe8ffffd1fc80 R14: 000000000000001a R15: 00000000000000d0 [ 40.840998][ T337] FS: 00007fc3406966c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.849918][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.856574][ T337] CR2: 00007fc340674ff8 CR3: 000000010d3d1000 CR4: 00000000003506b0 [ 40.864536][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.872497][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.880711][ T337] Call Trace: [ 40.884005][ T337] ? _raw_spin_lock_irq+0x8f/0xe0 [ 40.889216][ T337] ? _raw_spin_lock_irqsave+0x110/0x110 [ 40.894770][ T337] ? kill_device+0xd0/0xd0 [ 40.899189][ T337] ? __kasan_check_write+0x14/0x20 [ 40.904303][ T337] ? mutex_unlock+0x1c/0x40 [ 40.909018][ T337] ? pm_runtime_set_memalloc_noio+0x211/0x260 [ 40.915195][ T337] del_gendisk+0x834/0x9e0 [ 40.919790][ T337] loop_remove+0x46/0xb0 [ 40.924048][ T337] loop_control_ioctl+0x487/0x550 [ 40.929087][ T337] ? loop_remove+0xb0/0xb0 [ 40.933688][ T337] ? __fget_files+0x2c4/0x320 [ 40.938550][ T337] ? security_file_ioctl+0x84/0xa0 [ 40.943653][ T337] ? loop_remove+0xb0/0xb0 [ 40.948335][ T337] __se_sys_ioctl+0x121/0x1a0 [ 40.953038][ T337] __x64_sys_ioctl+0x7b/0x90 [ 40.957725][ T337] do_syscall_64+0x31/0x40 [ 40.962149][ T337] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.968028][ T337] RIP: 0033:0x7fc340b13ae9 [ 40.972425][ T337] 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 [ 40.992210][ T337] RSP: 002b:00007fc3406960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.000730][ T337] RAX: ffffffffffffffda RBX: 00007fc340c32f80 RCX: 00007fc340b13ae9 [ 41.008872][ T337] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 41.016929][ T337] RBP: 00007fc340b5f47a R08: 0000000000000000 R09: 0000000000000000 [ 41.025238][ T337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.033686][ T337] R13: 000000000000000b R14: 00007fc340c32f80 R15: 00007ffe573b5ad8 [ 41.042070][ T337] Modules linked in: [ 41.046391][ T337] ---[ end trace 78d595bc5571ef74 ]--- [ 41.048581][ T24] audit: type=1400 audit(1764635032.410:99): 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 [ 41.052113][ T337] RIP: 0010:device_del+0xea/0xed0 [ 41.074162][ T24] audit: type=1400 audit(1764635032.410:100): 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 [ 41.079026][ T337] Code: 74 08 4c 89 e7 e8 46 f4 f2 fe 41 bf d0 00 00 00 4c 89 64 24 28 4d 03 3c 24 4d 89 fe 49 c1 ee 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 06 84 c0 0f 85 1f 0d 00 00 45 0f b6 27 44 89 e6 83 e6 [ 41.079033][ T337] RSP: 0018:ffffc90000d57c20 EFLAGS: 00010202 [ 41.100707][ T24] audit: type=1400 audit(1764635032.410:101): 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 [ 41.120727][ T337] RAX: dffffc0000000000 RBX: ffff88810963a108 RCX: ffffffff8477829c [ 41.156135][ T337] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000d57ba0 [ 41.164431][ T337] RBP: ffffc90000d57d10 R08: dffffc0000000000 R09: fffff520001aaf75 [ 41.172907][ T337] R10: fffff520001aaf75 R11: 1ffff920001aaf74 R12: ffff88810963a0d0 [ 41.181020][ T337] R13: ffffe8ffffd1fc80 R14: 000000000000001a R15: 00000000000000d0 [ 41.189225][ T337] FS: 00007fc3406966c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 41.198330][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.205043][ T337] CR2: 00007fc340674ff8 CR3: 000000010d3d1000 CR4: 00000000003506b0 [ 41.213379][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.221483][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.229514][ T337] Kernel panic - not syncing: Fatal exception [ 41.236029][ T337] Kernel Offset: disabled [ 41.240714][ T337] Rebooting in 86400 seconds..