495.385543][ T8449] FAULT_INJECTION: forcing a failure. [ 495.385543][ T8449] name failslab, interval 1, probability 0, space 0, times 0 [ 495.385577][ T8449] CPU: 0 UID: 0 PID: 8449 Comm: syz.0.961 Not tainted syzkaller #0 PREEMPT(full) [ 495.385605][ T8449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 495.385617][ T8449] Call Trace: [ 495.385623][ T8449] [ 495.385631][ T8449] dump_stack_lvl+0x16c/0x1f0 [ 495.385660][ T8449] should_fail_ex+0x512/0x640 [ 495.385689][ T8449] ? __kmalloc_cache_noprof+0x5f/0x780 [ 495.385712][ T8449] should_failslab+0xc2/0x120 [ 495.385738][ T8449] __kmalloc_cache_noprof+0x72/0x780 [ 495.385758][ T8449] ? drm_atomic_state_alloc+0xb8/0x120 [ 495.385792][ T8449] ? drm_atomic_state_alloc+0xb8/0x120 [ 495.385820][ T8449] drm_atomic_state_alloc+0xb8/0x120 [ 495.385850][ T8449] drm_client_modeset_commit_atomic+0xcc/0x7e0 [ 495.385886][ T8449] ? rcu_is_watching+0x12/0xc0 [ 495.385907][ T8449] ? trace_contention_end+0xdd/0x130 [ 495.385954][ T8449] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 495.385986][ T8449] ? __mutex_lock+0x1c5/0x1060 [ 495.386011][ T8449] ? __mutex_lock+0x1c5/0x1060 [ 495.386051][ T8449] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 495.386086][ T8449] drm_client_modeset_commit_locked+0x14d/0x580 [ 495.386121][ T8449] drm_fb_helper_pan_display+0x32d/0xa40 [ 495.386159][ T8449] fb_pan_display+0x47c/0x7d0 [ 495.386185][ T8449] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 495.386221][ T8449] cw_update_start+0xb5/0x280 [ 495.386244][ T8449] fbcon_modechanged+0x5ab/0x6b0 [ 495.386277][ T8449] rotate_store+0x258/0x2f0 [ 495.386305][ T8449] ? __pfx_rotate_store+0x10/0x10 [ 495.386331][ T8449] dev_attr_store+0x58/0x80 [ 495.386360][ T8449] ? __pfx_dev_attr_store+0x10/0x10 [ 495.386388][ T8449] sysfs_kf_write+0xf2/0x150 [ 495.386413][ T8449] kernfs_fop_write_iter+0x3af/0x570 [ 495.386430][ T8449] ? __pfx_sysfs_kf_write+0x10/0x10 [ 495.386454][ T8449] vfs_write+0x7d3/0x11d0 [ 495.386477][ T8449] ? __pfx_kernfs_fop_write_iter+0x10/0x10 [ 495.386498][ T8449] ? __pfx___mutex_lock+0x10/0x10 [ 495.386523][ T8449] ? __pfx_vfs_write+0x10/0x10 [ 495.386563][ T8449] ksys_write+0x12a/0x250 [ 495.386583][ T8449] ? __pfx_ksys_write+0x10/0x10 [ 495.386613][ T8449] do_syscall_64+0xcd/0xfa0 [ 495.386640][ T8449] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 495.386659][ T8449] RIP: 0033:0x7f759bb8f6c9 [ 495.386674][ T8449] 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 [ 495.386693][ T8449] RSP: 002b:00007f759c947038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 495.386711][ T8449] RAX: ffffffffffffffda RBX: 00007f759bde5fa0 RCX: 00007f759bb8f6c9 [ 495.386724][ T8449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000003 [ 495.386734][ T8449] RBP: 00007f759c947090 R08: 0000000000000000 R09: 0000000000000000 [ 495.386745][ T8449] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 495.386756][ T8449] R13: 00007f759bde6038 R14: 00007f759bde5fa0 R15: 00007fff9b20ed78 [ 495.386783][ T8449] [ 495.727240][ T8451] FAULT_INJECTION: forcing a failure. [ 495.727240][ T8451] name failslab, interval 1, probability 0, space 0, times 0 [ 495.727291][ T8451] CPU: 0 UID: 0 PID: 8451 Comm: syz.0.962 Not tainted syzkaller #0 PREEMPT(full) [ 495.727325][ T8451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 495.727343][ T8451] Call Trace: [ 495.727353][ T8451] [ 495.727365][ T8451] dump_stack_lvl+0x16c/0x1f0 [ 495.727409][ T8451] should_fail_ex+0x512/0x640 [ 495.727451][ T8451] ? __kmalloc_cache_noprof+0x5f/0x780 [ 495.727489][ T8451] should_failslab+0xc2/0x120 [ 495.727528][ T8451] __kmalloc_cache_noprof+0x72/0x780 [ 495.727559][ T8451] ? drm_atomic_state_alloc+0xb8/0x120 [ 495.727612][ T8451] ? drm_atomic_state_alloc+0xb8/0x120 [ 495.727654][ T8451] drm_atomic_state_alloc+0xb8/0x120 [ 495.727698][ T8451] drm_client_modeset_commit_atomic+0xcc/0x7e0 [ 495.727751][ T8451] ? rcu_is_watching+0x12/0xc0 [ 495.727784][ T8451] ? trace_contention_end+0xdd/0x130 [ 495.727826][ T8451] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 495.727868][ T8451] ? __mutex_lock+0x1c5/0x1060 [ 495.727904][ T8451] ? __mutex_lock+0x1c5/0x1060 [ 495.727964][ T8451] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 495.728030][ T8451] drm_client_modeset_commit_locked+0x14d/0x580 [ 495.728083][ T8451] drm_fb_helper_pan_display+0x32d/0xa40 [ 495.728140][ T8451] fb_pan_display+0x47c/0x7d0 [ 495.728173][ T8451] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 495.728203][ T8451] cw_update_start+0xb5/0x280 [ 495.728226][ T8451] fbcon_modechanged+0x5ab/0x6b0 [ 495.728261][ T8451] rotate_store+0x258/0x2f0 [ 495.728290][ T8451] ? __pfx_rotate_store+0x10/0x10 [ 495.728316][ T8451] dev_attr_store+0x58/0x80 [ 495.728345][ T8451] ? __pfx_dev_attr_store+0x10/0x10 [ 495.728373][ T8451] sysfs_kf_write+0xf2/0x150 [ 495.728398][ T8451] kernfs_fop_write_iter+0x3af/0x570 [ 495.728415][ T8451] ? __pfx_sysfs_kf_write+0x10/0x10 [ 495.728440][ T8451] vfs_write+0x7d3/0x11d0 [ 495.728463][ T8451] ? __pfx_kernfs_fop_write_iter+0x10/0x10 [ 495.728483][ T8451] ? __pfx___mutex_lock+0x10/0x10 [ 495.728509][ T8451] ? __pfx_vfs_write+0x10/0x10 [ 495.728548][ T8451] ksys_write+0x12a/0x250 [ 495.728569][ T8451] ? __pfx_ksys_write+0x10/0x10 [ 495.728599][ T8451] do_syscall_64+0xcd/0xfa0 [ 495.728625][ T8451] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 495.728645][ T8451] RIP: 0033:0x7f759bb8f6c9 [ 495.728662][ T8451] 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 [ 495.728681][ T8451] RSP: 002b:00007f759c947038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 495.728699][ T8451] RAX: ffffffffffffffda RBX: 00007f759bde5fa0 RCX: 00007f759bb8f6c9 [ 495.728711][ T8451] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000003 [ 495.728721][ T8451] RBP: 00007f759c947090 R08: 0000000000000000 R09: 0000000000000000 [ 495.728732][ T8451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 495.728742][ T8451] R13: 00007f759bde6038 R14: 00007f759bde5fa0 R15: 00007fff9b20ed78 [ 495.728770][ T8451] [ 496.071893][ T8453] FAULT_INJECTION: forcing a failure. [ 496.071893][ T8453] name failslab, interval 1, probability 0, space 0, times 0 [ 496.071927][ T8453] CPU: 0 UID: 0 PID: 8453 Comm: syz.0.963 Not tainted syzkaller #0 PREEMPT(full) [ 496.071949][ T8453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 496.071960][ T8453] Call Trace: [ 496.071966][ T8453] [ 496.071974][ T8453] dump_stack_lvl+0x16c/0x1f0 [ 496.072009][ T8453] should_fail_ex+0x512/0x640 [ 496.072039][ T8453] ? __kmalloc_cache_noprof+0x5f/0x780 [ 496.072060][ T8453] should_failslab+0xc2/0x120 [ 496.072087][ T8453] __kmalloc_cache_noprof+0x72/0x780 [ 496.072106][ T8453] ? drm_atomic_state_alloc+0xb8/0x120 [ 496.072141][ T8453] ? drm_atomic_state_alloc+0xb8/0x120 [ 496.072171][ T8453] drm_atomic_state_alloc+0xb8/0x120 [ 496.072203][ T8453] drm_client_modeset_commit_atomic+0xcc/0x7e0 [ 496.072238][ T8453] ? rcu_is_watching+0x12/0xc0 [ 496.072259][ T8453] ? trace_contention_end+0xdd/0x130 [ 496.072288][ T8453] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 496.072318][ T8453] ? __mutex_lock+0x1c5/0x1060 [ 496.072343][ T8453] ? __mutex_lock+0x1c5/0x1060 [ 496.072383][ T8453] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 496.072418][ T8453] drm_client_modeset_commit_locked+0x14d/0x580 [ 496.072453][ T8453] drm_fb_helper_pan_display+0x32d/0xa40 [ 496.072491][ T8453] fb_pan_display+0x47c/0x7d0 [ 496.072518][ T8453] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 496.072548][ T8453] cw_update_start+0xb5/0x280 [ 496.072570][ T8453] fbcon_modechanged+0x5ab/0x6b0 [ 496.072603][ T8453] rotate_store+0x258/0x2f0 [ 496.072631][ T8453] ? __pfx_rotate_store+0x10/0x10 [ 496.072657][ T8453] dev_attr_store+0x58/0x80 [ 496.072686][ T8453] ? __pfx_dev_attr_store+0x10/0x10 [ 496.072715][ T8453] sysfs_kf_write+0xf2/0x150 [ 496.072740][ T8453] kernfs_fop_write_iter+0x3af/0x570 [ 496.072757][ T8453] ? __pfx_sysfs_kf_write+0x10/0x10 [ 496.072781][ T8453] vfs_write+0x7d3/0x11d0 [ 496.072804][ T8453] ? __pfx_kernfs_fop_write_iter+0x10/0x10 [ 496.072825][ T8453] ? __pfx___mutex_lock+0x10/0x10 [ 496.072850][ T8453] ? __pfx_vfs_write+0x10/0x10 [ 496.072890][ T8453] ksys_write+0x12a/0x250 [ 496.072910][ T8453] ? __pfx_ksys_write+0x10/0x10 [ 496.072940][ T8453] do_syscall_64+0xcd/0xfa0 [ 496.072967][ T8453] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 496.072986][ T8453] RIP: 0033:0x7f759bb8f6c9 [ 496.073007][ T8453] 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 [ 496.073026][ T8453] RSP: 002b:00007f759c947038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 496.073044][ T8453] RAX: ffffffffffffffda RBX: 00007f759bde5fa0 RCX: 00007f759bb8f6c9 [ 496.073056][ T8453] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000003 [ 496.073067][ T8453] RBP: 00007f759c947090 R08: 0000000000000000 R09: 0000000000000000 [ 496.073078][ T8453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 496.073088][ T8453] R13: 00007f759bde6038 R14: 00007f759bde5fa0 R15: 00007fff9b20ed78 [ 496.073116][ T8453] [ 496.428989][ T8455] FAULT_INJECTION: forcing a failure. [ 496.428989][ T8455] name failslab, interval 1, probability 0, space 0, times 0 [ 496.429035][ T8455] CPU: 1 UID: 0 PID: 8455 Comm: syz.0.964 Not tainted syzkaller #0 PREEMPT(full) [ 496.429070][ T8455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 496.429087][ T8455] Call Trace: [ 496.429097][ T8455] [ 496.429110][ T8455] dump_stack_lvl+0x16c/0x1f0 [ 496.429153][ T8455] should_fail_ex+0x512/0x640 [ 496.429197][ T8455] ? __kmalloc_cache_noprof+0x5f/0x780 [ 496.429251][ T8455] should_failslab+0xc2/0x120 [ 496.429291][ T8455] __kmalloc_cache_noprof+0x72/0x780 [ 496.429323][ T8455] ? drm_atomic_state_alloc+0xb8/0x120 [ 496.429379][ T8455] ? drm_atomic_state_alloc+0xb8/0x120 [ 496.429422][ T8455] drm_atomic_state_alloc+0xb8/0x120 [ 496.429471][ T8455] drm_client_modeset_commit_atomic+0xcc/0x7e0 [ 496.429526][ T8455] ? rcu_is_watching+0x12/0xc0 [ 496.429560][ T8455] ? trace_contention_end+0xdd/0x130 [ 496.429605][ T8455] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 496.429649][ T8455] ? __mutex_lock+0x1c5/0x1060 [ 496.429691][ T8455] ? __mutex_lock+0x1c5/0x1060 [ 496.429754][ T8455] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 496.429811][ T8455] drm_client_modeset_commit_locked+0x14d/0x580 [ 496.429866][ T8455] drm_fb_helper_pan_display+0x32d/0xa40 [ 496.429925][ T8455] fb_pan_display+0x47c/0x7d0 [ 496.429964][ T8455] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 496.430010][ T8455] cw_update_start+0xb5/0x280 [ 496.430047][ T8455] fbcon_modechanged+0x5ab/0x6b0 [ 496.430099][ T8455] rotate_store+0x258/0x2f0 [ 496.430142][ T8455] ? __pfx_rotate_store+0x10/0x10 [ 496.430182][ T8455] dev_attr_store+0x58/0x80 [ 496.430234][ T8455] ? __pfx_dev_attr_store+0x10/0x10 [ 496.430278][ T8455] sysfs_kf_write+0xf2/0x150 [ 496.430318][ T8455] kernfs_fop_write_iter+0x3af/0x570 [ 496.430346][ T8455] ? __pfx_sysfs_kf_write+0x10/0x10 [ 496.430387][ T8455] vfs_write+0x7d3/0x11d0 [ 496.430425][ T8455] ? __pfx_kernfs_fop_write_iter+0x10/0x10 [ 496.430459][ T8455] ? __pfx___mutex_lock+0x10/0x10 [ 496.430499][ T8455] ? __pfx_vfs_write+0x10/0x10 [ 496.430567][ T8455] ksys_write+0x12a/0x250 [ 496.430599][ T8455] ? __pfx_ksys_write+0x10/0x10 [ 496.430649][ T8455] do_syscall_64+0xcd/0xfa0 [ 496.430690][ T8455] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 496.430730][ T8455] RIP: 0033:0x7f759bb8f6c9 [ 496.430756][ T8455] 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 [ 496.430784][ T8455] RSP: 002b:00007f759c947038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 496.430813][ T8455] RAX: ffffffffffffffda RBX: 00007f759bde5fa0 RCX: 00007f759bb8f6c9 [ 496.430834][ T8455] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000003 [ 496.430851][ T8455] RBP: 00007f759c947090 R08: 0000000000000000 R09: 0000000000000000 [ 496.430868][ T8455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 496.430886][ T8455] R13: 00007f759bde6038 R14: 00007f759bde5fa0 R15: 00007fff9b20ed78 [ 496.430935][ T8455] [ 498.769989][ T8456] Bluetooth: hci1: command 0x0406 tx timeout [ 498.982135][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 499.072005][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 499.150624][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 499.223013][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 499.330193][ T13] bridge_slave_1: left allmulticast mode [ 499.335903][ T13] bridge_slave_1: left promiscuous mode [ 499.353145][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 499.363691][ T13] bridge_slave_0: left allmulticast mode [ 499.369366][ T13] bridge_slave_0: left promiscuous mode [ 499.375625][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 499.618963][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 499.631656][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 499.641561][ T13] bond0 (unregistering): Released all slaves [ 499.949001][ T13] hsr_slave_0: left promiscuous mode [ 499.959423][ T13] hsr_slave_1: left promiscuous mode [ 499.967721][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 499.976503][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 499.985230][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 499.993133][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 500.013151][ T13] veth1_macvtap: left promiscuous mode [ 500.018840][ T13] veth0_macvtap: left promiscuous mode [ 500.025111][ T13] veth1_vlan: left promiscuous mode [ 500.030664][ T13] veth0_vlan: left promiscuous mode [ 500.437177][ T13] team0 (unregistering): Port device team_slave_1 removed [ 500.477962][ T13] team0 (unregistering): Port device team_slave_0 removed Warning: Permanently added '10.128.10.4' (ED25519) to the list of known hosts. [ 501.406070][ T8491] chnl_net:caif_netlink_parms(): no params data found [ 501.485872][ T8491] bridge0: port 1(bridge_slave_0) entered blocking state [ 501.493262][ T8491] bridge0: port 1(bridge_slave_0) entered disabled state [ 501.500637][ T8491] bridge_slave_0: entered allmulticast mode [ 501.507765][ T8491] bridge_slave_0: entered promiscuous mode [ 501.518806][ T8491] bridge0: port 2(bridge_slave_1) entered blocking state [ 501.526257][ T8491] bridge0: port 2(bridge_slave_1) entered disabled state [ 501.533596][ T8491] bridge_slave_1: entered allmulticast mode [ 501.541021][ T8491] bridge_slave_1: entered promiscuous mode [ 501.576196][ T8491] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 501.590154][ T8491] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 501.642718][ T8491] team0: Port device team_slave_0 added [ 501.653365][ T8491] team0: Port device team_slave_1 added [ 501.697766][ T8491] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 501.704930][ T8491] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 501.732445][ T8491] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 501.746691][ T8491] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 501.754834][ T8491] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 501.781173][ T8491] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 501.855511][ T8491] hsr_slave_0: entered promiscuous mode [ 501.863049][ T8491] hsr_slave_1: entered promiscuous mode [ 502.483822][ T8491] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 502.497668][ T8491] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 502.509431][ T8491] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 502.522307][ T8491] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 502.648888][ T8491] 8021q: adding VLAN 0 to HW filter on device bond0 [ 502.681694][ T8491] 8021q: adding VLAN 0 to HW filter on device team0 [ 502.697650][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 502.705015][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 502.723282][ T3497] bridge0: port 2(bridge_slave_1) entered blocking state [ 502.730790][ T3497] bridge0: port 2(bridge_slave_1) entered forwarding state [ 502.856487][ T8491] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 502.924790][ T8491] veth0_vlan: entered promiscuous mode [ 502.945307][ T8491] veth1_vlan: entered promiscuous mode [ 502.992547][ T8491] veth0_macvtap: entered promiscuous mode [ 503.005215][ T8491] veth1_macvtap: entered promiscuous mode [ 503.034577][ T8491] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 503.055749][ T8491] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 503.078929][ T3497] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 503.102182][ T3497] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 503.122018][ T3497] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 503.143245][ T3497] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 503.195797][ T8491] FAULT_INJECTION: forcing a failure. [ 503.195797][ T8491] name failslab, interval 1, probability 0, space 0, times 0 [ 503.195869][ T8491] CPU: 1 UID: 0 PID: 8491 Comm: syz-executor663 Not tainted syzkaller #0 PREEMPT(full) [ 503.195906][ T8491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 503.195923][ T8491] Call Trace: [ 503.195934][ T8491] [ 503.195947][ T8491] dump_stack_lvl+0x16c/0x1f0 [ 503.195990][ T8491] should_fail_ex+0x512/0x640 [ 503.196034][ T8491] ? __kmalloc_cache_noprof+0x5f/0x780 [ 503.196068][ T8491] should_failslab+0xc2/0x120 [ 503.196108][ T8491] __kmalloc_cache_noprof+0x72/0x780 [ 503.196141][ T8491] ? drm_atomic_state_alloc+0xb8/0x120 [ 503.196197][ T8491] ? drm_atomic_state_alloc+0xb8/0x120 [ 503.196239][ T8491] drm_atomic_state_alloc+0xb8/0x120 [ 503.196286][ T8491] drm_client_modeset_commit_atomic+0xcc/0x7e0 [ 503.196341][ T8491] ? rcu_is_watching+0x12/0xc0 [ 503.196375][ T8491] ? trace_contention_end+0xdd/0x130 [ 503.196419][ T8491] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 503.196463][ T8491] ? __mutex_lock+0x1c5/0x1060 [ 503.196501][ T8491] ? __mutex_lock+0x1c5/0x1060 [ 503.196569][ T8491] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 503.196628][ T8491] drm_client_modeset_commit_locked+0x14d/0x580 [ 503.196684][ T8491] drm_fb_helper_pan_display+0x32d/0xa40 [ 503.196748][ T8491] fb_pan_display+0x47c/0x7d0 [ 503.196791][ T8491] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 503.196849][ T8491] cw_update_start+0xb5/0x280 [ 503.196885][ T8491] fbcon_modechanged+0x5ab/0x6b0 [ 503.196935][ T8491] rotate_store+0x258/0x2f0 [ 503.196976][ T8491] ? __pfx_rotate_store+0x10/0x10 [ 503.197015][ T8491] dev_attr_store+0x58/0x80 [ 503.197058][ T8491] ? __pfx_dev_attr_store+0x10/0x10 [ 503.197099][ T8491] sysfs_kf_write+0xf2/0x150 [ 503.197137][ T8491] kernfs_fop_write_iter+0x3af/0x570 [ 503.197165][ T8491] ? __pfx_sysfs_kf_write+0x10/0x10 [ 503.197204][ T8491] vfs_write+0x7d3/0x11d0 [ 503.197239][ T8491] ? __pfx_kernfs_fop_write_iter+0x10/0x10 [ 503.197275][ T8491] ? __pfx_vfs_write+0x10/0x10 [ 503.197313][ T8491] ? __pfx_do_sys_openat2+0x10/0x10 [ 503.197354][ T8491] ? find_held_lock+0x2b/0x80 [ 503.197408][ T8491] ksys_write+0x12a/0x250 [ 503.197441][ T8491] ? __pfx_ksys_write+0x10/0x10 [ 503.197486][ T8491] do_syscall_64+0xcd/0xfa0 [ 503.197527][ T8491] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 503.197556][ T8491] RIP: 0033:0x7f20232ba6a9 [ 503.197581][ T8491] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 503.197610][ T8491] RSP: 002b:00007ffec58a30c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 503.197639][ T8491] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f20232ba6a9 [ 503.197658][ T8491] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000003 [ 503.197674][ T8491] RBP: 00007ffec58a3110 R08: 00007ffec58a2e67 R09: 0000555500000000 [ 503.197692][ T8491] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f20233014b0 [ 503.197710][ T8491] R13: 00007f2023301418 R14: 00007ffec58a3110 R15: 0000000000000003 [ 503.197757][ T8491] [