Warning: Permanently added '10.128.0.153' (ED25519) to the list of known hosts. 2025/08/22 06:35:07 parsed 1 programs [ 71.260856][ T27] audit: type=1400 audit(1755844508.366:109): avc: denied { unlink } for pid=403 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" [ 71.372581][ T403] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 72.408201][ T27] audit: type=1401 audit(1755844509.506:110): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 72.567937][ T444] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.575643][ T444] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.584040][ T444] device bridge_slave_0 entered promiscuous mode [ 72.592370][ T444] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.599790][ T444] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.607595][ T444] device bridge_slave_1 entered promiscuous mode [ 72.725292][ T444] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.732665][ T444] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.740658][ T444] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.748428][ T444] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.768528][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.777340][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.786303][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.801839][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.810372][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.818109][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.825977][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.835304][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.843379][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.853991][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.864054][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.879045][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.891227][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.899686][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.907891][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.916856][ T444] device veth0_vlan entered promiscuous mode 2025/08/22 06:35:10 executed programs: 0 [ 72.927178][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.937352][ T444] device veth1_macvtap entered promiscuous mode [ 72.947464][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.959730][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.177722][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.185167][ T471] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.193098][ T471] device bridge_slave_0 entered promiscuous mode [ 73.201521][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.208567][ T471] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.216187][ T471] device bridge_slave_1 entered promiscuous mode [ 73.223664][ T473] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.231578][ T473] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.240431][ T473] device bridge_slave_0 entered promiscuous mode [ 73.262434][ T473] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.270712][ T473] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.278520][ T473] device bridge_slave_1 entered promiscuous mode [ 73.335578][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.343907][ T468] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.351749][ T468] device bridge_slave_0 entered promiscuous mode [ 73.373908][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.381944][ T468] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.389578][ T468] device bridge_slave_1 entered promiscuous mode [ 73.435823][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.443124][ T475] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.450976][ T475] device bridge_slave_0 entered promiscuous mode [ 73.472810][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.480585][ T475] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.488057][ T475] device bridge_slave_1 entered promiscuous mode [ 73.536146][ T476] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.543382][ T476] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.552210][ T476] device bridge_slave_0 entered promiscuous mode [ 73.574880][ T476] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.582089][ T476] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.589574][ T476] device bridge_slave_1 entered promiscuous mode [ 73.724482][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.732106][ T468] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.771437][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.778848][ T475] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.786364][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.793704][ T475] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.827432][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.837082][ T354] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.844840][ T354] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.854039][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.861910][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.869785][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.878267][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.886094][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.895205][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.903988][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.911226][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.918970][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.926972][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.934924][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.943397][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.951919][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.959420][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.967300][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.976359][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.985188][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.992722][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.000815][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.010128][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.019099][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.027754][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.034998][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.058645][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.067104][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.076053][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.100556][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.109179][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.118239][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.126579][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.133770][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.157176][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.165287][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.193070][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.204594][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.224242][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.233606][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.247214][ T468] device veth0_vlan entered promiscuous mode [ 74.260303][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.268490][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.276155][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.286283][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.296519][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.304825][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.317384][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.326184][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.335174][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.343256][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.368339][ T473] device veth0_vlan entered promiscuous mode [ 74.377429][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.385200][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.392932][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.401744][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.410687][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.419356][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.427993][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.435094][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.442745][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.451658][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.460380][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.468850][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.477447][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.484559][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.492421][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.500652][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.508715][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.516896][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.524846][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.533351][ T471] device veth0_vlan entered promiscuous mode [ 74.541300][ T468] device veth1_macvtap entered promiscuous mode [ 74.562369][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.570448][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.578961][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.587908][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.595439][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.603210][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.611677][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.624000][ T471] device veth1_macvtap entered promiscuous mode [ 74.641591][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.650283][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.658854][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.667232][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.675890][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.685906][ T473] device veth1_macvtap entered promiscuous mode [ 74.706566][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.714706][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.723430][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.732184][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.741165][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.751098][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.760439][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.768981][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.777450][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.786082][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.794947][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.809997][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.818647][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.845344][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.855704][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.865343][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.874412][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.884128][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.892851][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.902240][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.911063][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.925529][ T42] device bridge_slave_1 left promiscuous mode [ 74.932017][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.944916][ T42] device bridge_slave_0 left promiscuous mode [ 74.951792][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.952791][ T27] audit: type=1400 audit(1755844512.056:111): avc: denied { write } for pid=523 comm="syz.5.16" name="event2" dev="devtmpfs" ino=242 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 74.983880][ T27] audit: type=1400 audit(1755844512.056:112): avc: denied { open } for pid=523 comm="syz.5.16" path="/dev/input/event2" dev="devtmpfs" ino=242 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 75.009523][ T42] device veth1_macvtap left promiscuous mode [ 75.009577][ T42] device veth0_vlan left promiscuous mode [ 75.035621][ T522] tty tty1: SAK: killed process 525 (syz.5.21): by fd#3 [ 75.035671][ T522] tty tty1: SAK: killed process 526 (syz.5.21): by fd#3 [ 75.066043][ T522] tty tty1: SAK: killed process 527 (syz.5.22): by fd#3 [ 75.066076][ T522] tty tty1: SAK: killed process 528 (syz.5.22): by fd#3 [ 75.102215][ T522] tty tty1: SAK: killed process 532 (syz.5.24): by fd#3 [ 75.102246][ T522] tty tty1: SAK: killed process 533 (syz.5.24): by fd#3 [ 75.135307][ T531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.135769][ T531] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.136143][ T531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.136379][ T531] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.136619][ T531] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.136869][ T531] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.146353][ T475] device veth0_vlan entered promiscuous mode [ 75.194705][ T522] ================================================================== [ 75.194718][ T522] BUG: KASAN: null-ptr-deref in n_tty_flush_buffer+0x72/0x390 [ 75.194760][ T522] Write of size 24 at addr 0000000000000000 by task kworker/1:3/522 [ 75.194782][ T522] [ 75.194792][ T522] CPU: 1 PID: 522 Comm: kworker/1:3 Not tainted syzkaller #0 [ 75.194809][ T522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 75.194819][ T522] Workqueue: events vc_SAK [ 75.194842][ T522] Call Trace: [ 75.194847][ T522] [ 75.194852][ T522] __dump_stack+0x21/0x24 [ 75.194876][ T522] dump_stack_lvl+0xee/0x150 [ 75.194894][ T522] ? __cfi_dump_stack_lvl+0x8/0x8 [ 75.194914][ T522] ? preempt_count_add+0x90/0x150 [ 75.194936][ T522] ? n_tty_flush_buffer+0x72/0x390 [ 75.194955][ T522] ? n_tty_flush_buffer+0x72/0x390 [ 75.194974][ T522] print_report+0x3d/0x60 [ 75.194993][ T522] kasan_report+0x122/0x150 [ 75.195017][ T522] ? n_tty_flush_buffer+0x72/0x390 [ 75.195037][ T522] kasan_check_range+0x280/0x290 [ 75.195054][ T522] memset+0x23/0x40 [ 75.195067][ T522] n_tty_flush_buffer+0x72/0x390 [ 75.195084][ T522] ? __cfi_n_tty_flush_buffer+0x10/0x10 [ 75.195100][ T522] tty_buffer_flush+0x2f5/0x3c0 [ 75.195113][ T522] ? __cfi_ldsem_down_read_trylock+0x10/0x10 [ 75.195131][ T522] tty_ldisc_flush+0x6c/0xc0 [ 75.195143][ T522] __do_SAK+0x132/0x640 [ 75.195158][ T522] vc_SAK+0x78/0x220 [ 75.195170][ T522] process_one_work+0x6e9/0xdc0 [ 75.195190][ T522] worker_thread+0x9b3/0x10c0 [ 75.195210][ T522] kthread+0x243/0x2c0 [ 75.195222][ T522] ? __cfi_worker_thread+0x10/0x10 [ 75.195239][ T522] ? __cfi_kthread+0x10/0x10 [ 75.195251][ T522] ret_from_fork+0x1f/0x30 [ 75.195271][ T522] [ 75.195276][ T522] ================================================================== [ 75.195319][ T522] Disabling lock debugging due to kernel taint [ 75.195336][ T522] BUG: unable to handle page fault for address: 0000000000002260 [ 75.195343][ T522] #PF: supervisor write access in kernel mode [ 75.195349][ T522] #PF: error_code(0x0002) - not-present page [ 75.195360][ T522] PGD 116847067 P4D 116847067 PUD 0 [ 75.195385][ T522] Oops: 0002 [#1] PREEMPT SMP KASAN [ 75.195402][ T522] CPU: 1 PID: 522 Comm: kworker/1:3 Tainted: G B syzkaller #0 [ 75.195418][ T522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 75.195426][ T522] Workqueue: events vc_SAK [ 75.195444][ T522] RIP: 0010:memset_erms+0x9/0x10 [ 75.195459][ T522] Code: c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 aa 4c 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 [ 75.195474][ T522] RSP: 0018:ffffc90000ea7b58 EFLAGS: 00010202 [ 75.195485][ T522] RAX: 0000000000000000 RBX: 0000000000000010 RCX: 0000000000000010 [ 75.195493][ T522] RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000002260 [ 75.195503][ T522] RBP: ffffc90000ea7b78 R08: 0000000000000000 R09: 0000000000002260 [ 75.195513][ T522] R10: fffffbfff0cfdefd R11: 1ffffffff0cfdefc R12: 0000000000000000 [ 75.195522][ T522] R13: 000000000000005d R14: 0000000000000000 R15: 0000000000002260 [ 75.195532][ T522] FS: 0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 75.195544][ T522] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.195555][ T522] CR2: 0000000000002260 CR3: 000000011dccd000 CR4: 00000000003506a0 [ 75.195568][ T522] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.195577][ T522] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.195585][ T522] Call Trace: [ 75.195588][ T522] [ 75.195592][ T522] ? memset+0x35/0x40 [ 75.195605][ T522] n_tty_flush_buffer+0x81/0x390 [ 75.195623][ T522] ? __cfi_n_tty_flush_buffer+0x10/0x10 [ 75.195640][ T522] tty_buffer_flush+0x2f5/0x3c0 [ 75.195653][ T522] ? __cfi_ldsem_down_read_trylock+0x10/0x10 [ 75.195673][ T522] tty_ldisc_flush+0x6c/0xc0 [ 75.195688][ T522] __do_SAK+0x132/0x640 [ 75.195705][ T522] vc_SAK+0x78/0x220 [ 75.195718][ T522] process_one_work+0x6e9/0xdc0 [ 75.195741][ T522] worker_thread+0x9b3/0x10c0 [ 75.195769][ T522] kthread+0x243/0x2c0 [ 75.195782][ T522] ? __cfi_worker_thread+0x10/0x10 [ 75.195800][ T522] ? __cfi_kthread+0x10/0x10 [ 75.195813][ T522] ret_from_fork+0x1f/0x30 [ 75.195832][ T522] [ 75.195842][ T522] Modules linked in: [ 75.195867][ T522] CR2: 0000000000002260 [ 75.195876][ T522] ---[ end trace 0000000000000000 ]--- [ 75.195882][ T522] RIP: 0010:memset_erms+0x9/0x10 [ 75.195897][ T522] Code: c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 aa 4c 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 [ 75.195909][ T522] RSP: 0018:ffffc90000ea7b58 EFLAGS: 00010202 [ 75.195922][ T522] RAX: 0000000000000000 RBX: 0000000000000010 RCX: 0000000000000010 [ 75.195931][ T522] RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000002260 [ 75.195941][ T522] RBP: ffffc90000ea7b78 R08: 0000000000000000 R09: 0000000000002260 [ 75.195951][ T522] R10: fffffbfff0cfdefd R11: 1ffffffff0cfdefc R12: 0000000000000000 [ 75.195961][ T522] R13: 000000000000005d R14: 0000000000000000 R15: 0000000000002260 [ 75.195970][ T522] FS: 0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 75.195983][ T522] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.195995][ T522] CR2: 0000000000002260 CR3: 000000011dccd000 CR4: 00000000003506a0 [ 75.196007][ T522] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.196017][ T522] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.196029][ T522] Kernel panic - not syncing: Fatal exception [ 75.196321][ T522] Kernel Offset: disabled