Warning: Permanently added '10.128.1.204' (ED25519) to the list of known hosts. 2025/09/12 06:24:50 parsed 1 programs [ 48.420763][ T24] kauditd_printk_skb: 30 callbacks suppressed [ 48.420777][ T24] audit: type=1400 audit(1757658291.560:104): avc: denied { unlink } for pid=416 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 48.467598][ T416] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 49.417748][ T24] audit: type=1400 audit(1757658292.560:105): avc: denied { create } for pid=461 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 49.467003][ T448] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.478783][ T448] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.488722][ T448] device bridge_slave_0 entered promiscuous mode [ 49.519250][ T24] audit: type=1401 audit(1757658292.660:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 49.523431][ T448] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.539581][ T448] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.547659][ T448] device bridge_slave_1 entered promiscuous mode [ 49.633495][ T448] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.640596][ T448] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.648003][ T448] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.655480][ T448] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.687197][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.698538][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.707458][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.722801][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.735317][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.750755][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.766960][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.775766][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.784204][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.794377][ T448] device veth0_vlan entered promiscuous mode [ 49.806448][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.820058][ T448] device veth1_macvtap entered promiscuous mode [ 49.831608][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.854082][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/09/12 06:24:53 executed programs: 0 [ 49.890552][ T24] audit: type=1400 audit(1757658293.030:107): avc: denied { write } for pid=407 comm="syz-execprog" path="pipe:[15493]" dev="pipefs" ino=15493 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 50.039027][ T479] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.047040][ T479] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.055502][ T479] device bridge_slave_0 entered promiscuous mode [ 50.065715][ T479] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.073244][ T479] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.080683][ T479] device bridge_slave_1 entered promiscuous mode [ 50.090938][ T484] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.098524][ T484] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.106671][ T484] device bridge_slave_0 entered promiscuous mode [ 50.117166][ T484] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.124355][ T484] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.132015][ T484] device bridge_slave_1 entered promiscuous mode [ 50.188907][ T481] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.196447][ T481] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.204462][ T481] device bridge_slave_0 entered promiscuous mode [ 50.212793][ T481] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.220140][ T481] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.227740][ T481] device bridge_slave_1 entered promiscuous mode [ 50.264961][ T485] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.272170][ T485] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.279756][ T485] device bridge_slave_0 entered promiscuous mode [ 50.287778][ T483] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.295416][ T483] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.303057][ T483] device bridge_slave_0 entered promiscuous mode [ 50.320027][ T483] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.327932][ T483] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.335657][ T483] device bridge_slave_1 entered promiscuous mode [ 50.347373][ T485] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.354858][ T485] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.363219][ T485] device bridge_slave_1 entered promiscuous mode [ 50.534055][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.542980][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.550910][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.561132][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.569766][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.576975][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.585047][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.592688][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.600432][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.609298][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.617883][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.625142][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.633108][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.641940][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.650692][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.658035][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.665697][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.674115][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.705188][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.713576][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.723377][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.732063][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.746203][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.754612][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.763922][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.772315][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.805630][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.814860][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.824202][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.832389][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.844645][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.852309][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.862131][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.871015][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.879743][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.887459][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.903734][ T484] device veth0_vlan entered promiscuous mode [ 50.922523][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.932134][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.941167][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.949459][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.957814][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.967086][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.975758][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.984471][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.991830][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.999731][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.008184][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.016779][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.024000][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.031509][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.040510][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.049760][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.057261][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.065641][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.074075][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.082175][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.092842][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.100527][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.108090][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.130305][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.139293][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.147618][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.156184][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.165603][ T484] device veth1_macvtap entered promiscuous mode [ 51.188757][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.206780][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.220936][ T481] device veth0_vlan entered promiscuous mode [ 51.238330][ T485] device veth0_vlan entered promiscuous mode [ 51.246499][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.254906][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.262998][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.270828][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.279767][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.288718][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.298749][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.306333][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.314214][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.323373][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.343189][ T479] device veth0_vlan entered promiscuous mode [ 51.354040][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.362632][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.371311][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.389806][ T481] device veth1_macvtap entered promiscuous mode [ 51.400568][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.410072][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.418155][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.426196][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.434204][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.442814][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.451484][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.459895][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.467217][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.475154][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.484261][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.492886][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.500024][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.508030][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.520904][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.529868][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.552117][ T479] device veth1_macvtap entered promiscuous mode [ 51.562016][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.569958][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.578801][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.587632][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.596551][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.605559][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.614649][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.624100][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.633333][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.650865][ T485] device veth1_macvtap entered promiscuous mode [ 51.662242][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.670420][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.679165][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.734407][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.745054][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.754969][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.765524][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.774763][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.783988][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.793186][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.802049][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.810743][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.820127][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.850260][ T483] device veth0_vlan entered promiscuous mode [ 51.879874][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.893153][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.918343][ T483] device veth1_macvtap entered promiscuous mode [ 51.926137][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.934274][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.952712][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.972137][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.980956][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.007368][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.022982][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.042089][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.062231][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.250750][ T513] F2FS-fs (loop5): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 52.259494][ T514] F2FS-fs (loop0): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 52.297490][ T513] F2FS-fs (loop5): Found nat_bits in checkpoint [ 52.305442][ T514] F2FS-fs (loop0): Found nat_bits in checkpoint [ 52.324933][ T517] F2FS-fs (loop6): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 52.343838][ T517] F2FS-fs (loop6): Found nat_bits in checkpoint [ 52.375002][ T514] F2FS-fs (loop0): Cannot turn on quotas: -2 on 0 [ 52.383558][ T519] F2FS-fs (loop2): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 52.413754][ T517] F2FS-fs (loop6): Cannot turn on quotas: -2 on 0 [ 52.420681][ T517] F2FS-fs (loop6): Cannot turn on quotas: -2 on 1 [ 52.427806][ T517] F2FS-fs (loop6): Cannot turn on quotas: -2 on 2 [ 52.428575][ T519] F2FS-fs (loop2): Found nat_bits in checkpoint [ 52.436714][ T517] F2FS-fs (loop6): Mounted with checkpoint version = 48b305e5 [ 52.442004][ T514] F2FS-fs (loop0): Cannot turn on quotas: -2 on 1 [ 52.455803][ T24] audit: type=1400 audit(1757658295.600:108): avc: denied { mount } for pid=516 comm="syz.6.17" name="/" dev="loop6" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 52.484212][ T513] F2FS-fs (loop5): Cannot turn on quotas: -2 on 0 [ 52.491041][ T513] F2FS-fs (loop5): Cannot turn on quotas: -2 on 1 [ 52.498149][ T514] F2FS-fs (loop0): Cannot turn on quotas: -2 on 2 [ 52.508385][ T537] ================================================================== [ 52.516631][ T537] BUG: KASAN: null-ptr-deref in kthread_stop+0x3a/0x3e0 [ 52.523684][ T537] Write of size 4 at addr 0000000000000020 by task syz.6.17/537 [ 52.531501][ T537] [ 52.533964][ T537] CPU: 1 PID: 537 Comm: syz.6.17 Not tainted syzkaller #0 [ 52.541551][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 [ 52.551732][ T537] Call Trace: [ 52.555059][ T537] __dump_stack+0x21/0x24 [ 52.559416][ T537] dump_stack_lvl+0x169/0x1d8 [ 52.564127][ T537] ? thaw_kernel_threads+0x220/0x220 [ 52.564754][ T513] F2FS-fs (loop5): Cannot turn on quotas: -2 on 2 [ 52.569427][ T537] ? show_regs_print_info+0x18/0x18 [ 52.569441][ T537] ? __wake_up+0x116/0x180 [ 52.569464][ T537] ? kthread_stop+0x3a/0x3e0 [ 52.582174][ T513] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 52.585559][ T537] kasan_report+0xd8/0x130 [ 52.602488][ T537] ? f2fs_sanity_check_ckpt+0x23b0/0x23b0 [ 52.608470][ T537] ? kthread_stop+0x3a/0x3e0 [ 52.613219][ T537] kasan_check_range+0x280/0x290 [ 52.618512][ T537] __kasan_check_write+0x14/0x20 [ 52.623581][ T537] kthread_stop+0x3a/0x3e0 [ 52.628326][ T537] f2fs_stop_gc_thread+0x65/0xb0 [ 52.633510][ T537] __f2fs_ioctl+0x6f1b/0xca50 [ 52.638314][ T537] ? memcpy+0x56/0x70 [ 52.642333][ T537] ? avc_has_extended_perms+0x7f0/0xc30 [ 52.643468][ T514] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 52.647904][ T537] ? __kasan_check_read+0x11/0x20 [ 52.647919][ T537] ? avc_ss_reset+0x280/0x280 [ 52.647942][ T537] ? try_to_wake_up+0x638/0xd70 [ 52.670597][ T537] ? f2fs_ioctl+0x240/0x240 [ 52.675209][ T537] ? wake_up_q+0x12c/0x1e0 [ 52.679909][ T537] ? futex_wake+0x4b4/0x550 [ 52.684443][ T537] ? do_vfs_ioctl+0x766/0x1510 [ 52.689229][ T537] ? __ia32_compat_sys_ioctl+0x7b0/0x7b0 [ 52.694897][ T537] ? has_cap_mac_admin+0x330/0x330 [ 52.700169][ T537] ? __kasan_slab_free+0x11/0x20 [ 52.705245][ T537] ? slab_free_freelist_hook+0xc5/0x190 [ 52.710812][ T537] ? putname+0xfe/0x150 [ 52.715140][ T537] ? kmem_cache_free+0x100/0x2d0 [ 52.720195][ T537] ? selinux_file_ioctl+0x377/0x480 [ 52.725545][ T537] ? selinux_file_alloc_security+0x120/0x120 [ 52.731581][ T537] ? __fget_files+0x2c4/0x320 [ 52.736620][ T537] f2fs_ioctl+0x149/0x240 [ 52.741237][ T537] ? f2fs_precache_extents+0x260/0x260 [ 52.746818][ T537] __se_sys_ioctl+0x121/0x1a0 [ 52.751516][ T537] __x64_sys_ioctl+0x7b/0x90 [ 52.756486][ T537] do_syscall_64+0x31/0x40 [ 52.761021][ T537] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.767022][ T537] RIP: 0033:0x7ff7e8c35169 [ 52.771401][ T519] F2FS-fs (loop2): Cannot turn on quotas: -2 on 0 [ 52.771662][ T537] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 52.771686][ T537] RSP: 002b:00007ff7e8686038 EFLAGS: 00000246 [ 52.778798][ T519] F2FS-fs (loop2): Cannot turn on quotas: -2 on 1 [ 52.798196][ T537] ORIG_RAX: 0000000000000010 [ 52.798207][ T537] RAX: ffffffffffffffda RBX: 00007ff7e8e4e080 RCX: 00007ff7e8c35169 [ 52.798215][ T537] RDX: 0000200000000140 RSI: 000000008004587d RDI: 0000000000000005 [ 52.798221][ T537] RBP: 00007ff7e8cb62a0 R08: 0000000000000000 R09: 0000000000000000 [ 52.798228][ T537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.798235][ T537] R13: 0000000000000000 R14: 00007ff7e8e4e080 R15: 00007fff16e937a8 [ 52.798247][ T537] ================================================================== [ 52.798251][ T537] Disabling lock debugging due to kernel taint [ 52.809989][ T537] BUG: kernel NULL pointer dereference, address: 0000000000000020 [ 52.880505][ T537] #PF: supervisor write access in kernel mode [ 52.886664][ T537] #PF: error_code(0x0002) - not-present page [ 52.892904][ T537] PGD 119b7a067 P4D 119b7a067 PUD 0 [ 52.898293][ T537] Oops: 0002 [#1] PREEMPT SMP KASAN [ 52.903495][ T537] CPU: 1 PID: 537 Comm: syz.6.17 Tainted: G B syzkaller #0 [ 52.912183][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 [ 52.922780][ T537] RIP: 0010:kthread_stop+0x40/0x3e0 [ 52.928089][ T537] Code: 00 fc ff df e8 51 eb 21 00 0f 1f 44 00 00 e8 47 eb 21 00 4c 8d 73 20 4c 89 f7 be 04 00 00 00 e8 86 da 5b 00 41 bf 01 00 00 00 44 0f c1 7b 20 31 ff 44 89 fe e8 d0 ee 21 00 45 85 ff 0f 84 32 [ 52.948392][ T537] RSP: 0018:ffffc900011b7898 EFLAGS: 00010246 [ 52.954473][ T537] RAX: ffff88811a45cf00 RBX: 0000000000000000 RCX: 0000000000000286 [ 52.962796][ T537] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00000000ffffffff [ 52.970958][ T537] RBP: ffffc900011b78c0 R08: 0000000000000004 R09: 0000000000000003 [ 52.979217][ T537] R10: fffffbfff0d8ee48 R11: 1ffffffff0d8ee48 R12: 1ffff110229a5925 [ 52.987837][ T537] R13: dffffc0000000000 R14: 0000000000000020 R15: 0000000000000001 [ 52.996553][ T537] FS: 00007ff7e86866c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.006904][ T537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.013792][ T537] CR2: 0000000000000020 CR3: 0000000119952000 CR4: 00000000003506a0 [ 53.021860][ T537] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.029846][ T537] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.038838][ T537] Call Trace: [ 53.042145][ T537] f2fs_stop_gc_thread+0x65/0xb0 [ 53.047433][ T537] __f2fs_ioctl+0x6f1b/0xca50 [ 53.052223][ T537] ? memcpy+0x56/0x70 [ 53.056393][ T537] ? avc_has_extended_perms+0x7f0/0xc30 [ 53.062111][ T537] ? __kasan_check_read+0x11/0x20 [ 53.067229][ T537] ? avc_ss_reset+0x280/0x280 [ 53.072090][ T537] ? try_to_wake_up+0x638/0xd70 [ 53.077164][ T537] ? f2fs_ioctl+0x240/0x240 [ 53.081765][ T537] ? wake_up_q+0x12c/0x1e0 [ 53.086526][ T537] ? futex_wake+0x4b4/0x550 [ 53.091043][ T537] ? do_vfs_ioctl+0x766/0x1510 [ 53.095984][ T537] ? __ia32_compat_sys_ioctl+0x7b0/0x7b0 [ 53.101753][ T537] ? has_cap_mac_admin+0x330/0x330 [ 53.106874][ T537] ? __kasan_slab_free+0x11/0x20 [ 53.111844][ T537] ? slab_free_freelist_hook+0xc5/0x190 [ 53.117396][ T537] ? putname+0xfe/0x150 [ 53.121549][ T537] ? kmem_cache_free+0x100/0x2d0 [ 53.126512][ T537] ? selinux_file_ioctl+0x377/0x480 [ 53.131708][ T537] ? selinux_file_alloc_security+0x120/0x120 [ 53.137759][ T537] ? __fget_files+0x2c4/0x320 [ 53.142451][ T537] f2fs_ioctl+0x149/0x240 [ 53.146786][ T537] ? f2fs_precache_extents+0x260/0x260 [ 53.152327][ T537] __se_sys_ioctl+0x121/0x1a0 [ 53.157032][ T537] __x64_sys_ioctl+0x7b/0x90 [ 53.161619][ T537] do_syscall_64+0x31/0x40 [ 53.166144][ T537] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 53.172556][ T537] RIP: 0033:0x7ff7e8c35169 [ 53.177186][ T537] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 53.197733][ T537] RSP: 002b:00007ff7e8686038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.206582][ T537] RAX: ffffffffffffffda RBX: 00007ff7e8e4e080 RCX: 00007ff7e8c35169 [ 53.214596][ T537] RDX: 0000200000000140 RSI: 000000008004587d RDI: 0000000000000005 [ 53.223025][ T537] RBP: 00007ff7e8cb62a0 R08: 0000000000000000 R09: 0000000000000000 [ 53.231192][ T537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.239253][ T537] R13: 0000000000000000 R14: 00007ff7e8e4e080 R15: 00007fff16e937a8 [ 53.247427][ T537] Modules linked in: [ 53.251537][ T537] CR2: 0000000000000020 [ 53.255823][ T537] ---[ end trace 42646916f4b489a3 ]--- [ 53.261296][ T537] RIP: 0010:kthread_stop+0x40/0x3e0 [ 53.266665][ T537] Code: 00 fc ff df e8 51 eb 21 00 0f 1f 44 00 00 e8 47 eb 21 00 4c 8d 73 20 4c 89 f7 be 04 00 00 00 e8 86 da 5b 00 41 bf 01 00 00 00 44 0f c1 7b 20 31 ff 44 89 fe e8 d0 ee 21 00 45 85 ff 0f 84 32 [ 53.286815][ T537] RSP: 0018:ffffc900011b7898 EFLAGS: 00010246 [ 53.293167][ T537] RAX: ffff88811a45cf00 RBX: 0000000000000000 RCX: 0000000000000286 [ 53.301779][ T537] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00000000ffffffff [ 53.309956][ T537] RBP: ffffc900011b78c0 R08: 0000000000000004 R09: 0000000000000003 [ 53.318122][ T537] R10: fffffbfff0d8ee48 R11: 1ffffffff0d8ee48 R12: 1ffff110229a5925 [ 53.326206][ T537] R13: dffffc0000000000 R14: 0000000000000020 R15: 0000000000000001 [ 53.334312][ T537] FS: 00007ff7e86866c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.343344][ T537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.350111][ T537] CR2: 0000000000000020 CR3: 0000000119952000 CR4: 00000000003506a0 [ 53.358405][ T537] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.366487][ T537] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.374899][ T537] Kernel panic - not syncing: Fatal exception [ 53.381447][ T537] Kernel Offset: disabled [ 53.386225][ T537] Rebooting in 86400 seconds..