Warning: Permanently added '10.128.0.207' (ED25519) to the list of known hosts. 2025/12/15 08:26:49 parsed 1 programs [ 89.175558][ T3178] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 89.902147][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.910234][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.964318][ T1360] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.972156][ T1360] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.657559][ T3228] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 91.665237][ T3228] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 91.672613][ T3228] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 91.679953][ T3228] netdevsim netdevsim3 netdevsim3: renamed from eth3 2025/12/15 08:26:55 executed programs: 0 [ 98.723713][ T3639] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 98.750272][ T3639] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 98.765382][ T3639] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 98.773192][ T3639] netdevsim netdevsim6 netdevsim3: renamed from eth3 [ 98.793406][ T3646] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 98.830259][ T3646] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 98.862931][ T3646] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 98.879721][ T3646] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 98.900437][ T3640] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 98.908924][ T3640] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 98.940204][ T3640] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 98.950088][ T3640] netdevsim netdevsim7 netdevsim3: renamed from eth3 [ 99.248403][ T3650] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 99.276653][ T3651] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 99.284653][ T3658] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 99.292574][ T3650] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 99.300914][ T3650] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 99.320337][ T3650] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 99.340291][ T3658] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 99.359844][ T3651] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 99.374866][ T3658] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 99.390100][ T3651] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 99.407160][ T3658] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 99.425781][ T3651] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 110.694849][ T69] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.702988][ T69] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.731879][ T4506] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.739774][ T4506] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.769690][ T5891] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.777621][ T5891] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.795182][ T38] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.803022][ T38] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:27:12 executed programs: 12 [ 110.951772][ T69] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.959854][ T69] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.002768][ T1612] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.011081][ T1612] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.116899][ T3717] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.124789][ T3717] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.137403][ T1612] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.145279][ T1612] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.351340][ T1422] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.359224][ T1422] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.404033][ T6069] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.411994][ T6069] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.721452][ T6069] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.729641][ T6069] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.740052][ T37] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.747954][ T37] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:27:17 executed programs: 744 2025/12/15 08:27:22 executed programs: 1468 2025/12/15 08:27:27 executed programs: 2324 2025/12/15 08:27:32 executed programs: 3408 [ 134.488906][T13140] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 134.503664][T13140] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 134.515785][T13140] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 134.544409][T13140] netdevsim netdevsim3 netdevsim3: renamed from eth3 2025/12/15 08:27:37 executed programs: 4145 2025/12/15 08:27:42 executed programs: 4958 [ 142.310323][ T3717] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 142.318258][ T3717] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 142.349191][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 142.357041][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 145.969583][T17122] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 145.994621][T17122] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 146.021515][T17122] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 146.042587][T17122] netdevsim netdevsim2 netdevsim3: renamed from eth3 2025/12/15 08:27:47 executed programs: 5656 [ 148.308812][T17800] netdevsim netdevsim8 netdevsim0: renamed from eth0 [ 148.323889][T17800] netdevsim netdevsim8 netdevsim1: renamed from eth1 [ 148.355263][T17800] netdevsim netdevsim8 netdevsim2: renamed from eth2 [ 148.382598][T17800] netdevsim netdevsim8 netdevsim3: renamed from eth3 2025/12/15 08:27:52 executed programs: 6269 2025/12/15 08:27:57 executed programs: 6956 [ 156.561118][ T1360] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 156.569174][ T1360] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 156.589499][ T1360] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 156.597335][ T1360] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 158.451793][ T54] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 158.459693][ T54] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 158.474102][ T6069] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 158.481987][ T6069] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:28:02 executed programs: 7763 [ 162.560728][T22488] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 162.594717][T22488] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 162.634063][T22488] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 162.659230][T22488] netdevsim netdevsim6 netdevsim3: renamed from eth3 2025/12/15 08:28:07 executed programs: 8568 2025/12/15 08:28:12 executed programs: 9491 [ 172.406902][ T6955] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 172.414801][ T6955] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 172.424505][ T5891] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 172.432461][ T5891] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:28:17 executed programs: 10341 [ 176.346461][T27788] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 176.362217][T27788] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 176.379861][T27788] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 176.396453][T27788] netdevsim netdevsim3 netdevsim3: renamed from eth3 2025/12/15 08:28:22 executed programs: 11163 [ 185.993823][ T1612] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 186.001734][ T1612] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 186.020665][ T1422] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 186.028522][ T1422] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:28:27 executed programs: 12057 [ 189.937652][ T466] netdevsim netdevsim8 netdevsim0: renamed from eth0 [ 189.953786][ T466] netdevsim netdevsim8 netdevsim1: renamed from eth1 [ 189.981744][ T466] netdevsim netdevsim8 netdevsim2: renamed from eth2 [ 190.000107][ T466] netdevsim netdevsim8 netdevsim3: renamed from eth3 2025/12/15 08:28:32 executed programs: 12859 2025/12/15 08:28:37 executed programs: 13712 [ 199.676116][ T7527] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 199.683995][ T7527] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 199.707493][ T54] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 199.715461][ T54] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:28:42 executed programs: 14584 [ 203.764870][ T5736] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 203.793283][ T5736] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 203.816617][ T5736] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 203.833468][ T5736] netdevsim netdevsim7 netdevsim3: renamed from eth3 2025/12/15 08:28:47 executed programs: 15390 2025/12/15 08:28:52 executed programs: 16296 [ 213.478066][ T1360] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 213.486332][ T1360] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 213.513917][ T1360] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 213.521849][ T1360] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:28:57 executed programs: 17141 [ 217.339286][T11009] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 217.367900][T11009] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 217.395985][T11009] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 217.422102][T11009] netdevsim netdevsim6 netdevsim3: renamed from eth3 2025/12/15 08:29:02 executed programs: 17972 2025/12/15 08:29:07 executed programs: 18882 [ 226.745333][ T54] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 226.753338][ T54] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 226.765986][ T6955] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 226.774003][ T6955] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 230.623850][T16071] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 230.652033][T16071] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 230.677326][T16071] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 230.705467][T16071] netdevsim netdevsim2 netdevsim3: renamed from eth3 2025/12/15 08:29:12 executed programs: 19675 2025/12/15 08:29:17 executed programs: 20503 [ 240.083473][ T1360] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 240.091435][ T1360] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 240.125115][ T1360] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 240.133224][ T1360] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:29:22 executed programs: 21376 [ 244.235658][T21082] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 244.260298][T21082] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 244.285262][T21082] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 244.300832][T21082] netdevsim netdevsim3 netdevsim3: renamed from eth3 2025/12/15 08:29:27 executed programs: 22180 2025/12/15 08:29:32 executed programs: 23076 [ 253.791289][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 253.799186][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 253.829609][ T38] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 253.837438][ T38] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:29:37 executed programs: 23900 [ 257.894105][T26278] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 257.915605][T26278] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 257.941659][T26278] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 257.954608][T26278] netdevsim netdevsim6 netdevsim3: renamed from eth3 2025/12/15 08:29:42 executed programs: 24707 2025/12/15 08:29:47 executed programs: 25632 [ 267.704609][ T69] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 267.712493][ T69] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 267.720757][ T1360] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 267.728551][ T1360] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:29:52 executed programs: 26482 [ 271.826531][T31566] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 271.839913][T31566] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 271.857533][T31566] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 271.880814][T31566] netdevsim netdevsim7 netdevsim3: renamed from eth3 2025/12/15 08:29:57 executed programs: 27291 [ 281.598301][ T1654] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 281.606294][ T1654] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 281.650006][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 281.657947][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/15 08:30:02 executed programs: 28196 [ 281.919276][ T31] INFO: task syz.5.3069:12338 blocked for more than 143 seconds. [ 281.927149][ T31] Not tainted syzkaller #0 [ 281.932132][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 281.940806][ T31] task:syz.5.3069 state:D stack:12376 pid:12338 tgid:12336 ppid:3658 task_flags:0x400140 flags:0x00080002 [ 281.952725][ T31] Call Trace: [ 281.955991][ T31] [ 281.958930][ T31] __schedule+0x960/0xe60 [ 281.963306][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 281.968938][ T31] ? schedule+0x21/0x140 [ 281.973288][ T31] schedule+0xac/0x140 [ 281.977373][ T31] schedule_preempt_disabled+0x32/0x60 [ 281.982931][ T31] rwsem_down_read_slowpath+0x282/0x540 [ 281.988646][ T31] down_read+0x86/0xf0 [ 281.992952][ T31] __rmap_walk_file+0x13e/0x380 [ 281.997808][ T31] migrate_pages+0x6e7/0x1450 [ 282.002550][ T31] ? __pfx_alloc_migration_target_by_mpol+0x10/0x10 [ 282.009172][ T31] ? __pfx_remove_migration_pte+0x10/0x10 [ 282.014895][ T31] __se_sys_mbind+0x8bb/0xa50 [ 282.019626][ T31] do_syscall_64+0x8f/0x2f0 [ 282.024135][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 282.030074][ T31] RIP: 0033:0x7fe59b695d19 [ 282.034485][ T31] RSP: 002b:00007fe59b107038 EFLAGS: 00000246 ORIG_RAX: 00000000000000ed [ 282.042920][ T31] RAX: ffffffffffffffda RBX: 00007fe59b885fa0 RCX: 00007fe59b695d19 [ 282.050902][ T31] RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020001000 [ 282.058865][ T31] RBP: 00007fe59b711a20 R08: 0000000000000000 R09: 0000000000000002 [ 282.066863][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 282.074842][ T31] R13: 0000000000000000 R14: 00007fe59b885fa0 R15: 00007ffeaa185cb8 [ 282.082859][ T31] [ 282.086228][ T31] INFO: task syz.5.3069:12367 blocked for more than 143 seconds. [ 282.094119][ T31] Not tainted syzkaller #0 [ 282.099281][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 282.107953][ T31] task:syz.5.3069 state:D stack:13824 pid:12367 tgid:12336 ppid:3658 task_flags:0x400040 flags:0x00080002 [ 282.119960][ T31] Call Trace: [ 282.123224][ T31] [ 282.126146][ T31] __schedule+0x960/0xe60 [ 282.130516][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 282.136149][ T31] ? schedule+0x21/0x140 [ 282.140480][ T31] schedule+0xac/0x140 [ 282.144548][ T31] io_schedule+0x3f/0x60 [ 282.148789][ T31] folio_wait_bit_common+0x36b/0x650 [ 282.154150][ T31] ? __pfx_wake_page_function+0x10/0x10 [ 282.159729][ T31] __filemap_get_folio_mpol+0x130/0x7f0 [ 282.165270][ T31] hugetlbfs_zero_partial_page+0x45/0x210 [ 282.171015][ T31] ? hugetlbfs_fallocate+0x622/0x8c0 [ 282.176306][ T31] hugetlbfs_fallocate+0x637/0x8c0 [ 282.181523][ T31] vfs_fallocate+0x34c/0x390 [ 282.186124][ T31] madvise_vma_behavior+0x539/0x1c70 [ 282.191507][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 282.197587][ T31] ? mas_prev_slot+0x406/0x450 [ 282.202623][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 282.208343][ T31] ? find_vma_prev+0xb3/0x100 [ 282.213388][ T31] madvise_do_behavior+0x49f/0x7e0 [ 282.218539][ T31] do_madvise+0x1e5/0x270 [ 282.222937][ T31] __x64_sys_madvise+0x2d/0x40 [ 282.227736][ T31] do_syscall_64+0x8f/0x2f0 [ 282.232280][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 282.238171][ T31] RIP: 0033:0x7fe59b695d19 [ 282.242618][ T31] RSP: 002b:00007fe59b0b3038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c [ 282.251040][ T31] RAX: ffffffffffffffda RBX: 00007fe59b886080 RCX: 00007fe59b695d19 [ 282.258999][ T31] RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000000020000000 [ 282.266994][ T31] RBP: 00007fe59b711a20 R08: 0000000000000000 R09: 0000000000000000 [ 282.274979][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 282.282976][ T31] R13: 0000000000000001 R14: 00007fe59b886080 R15: 00007ffeaa185cb8 [ 282.290969][ T31] [ 282.297507][ T31] [ 282.297507][ T31] Showing all locks held in the system: [ 282.305273][ T31] 2 locks held by kworker/u8:1/14: [ 282.310435][ T31] 2 locks held by ksoftirqd/1/23: [ 282.315463][ T31] #0: ffff888237d2b358 (&rq->__lock){....}-{2:2}, at: raw_spin_rq_lock_nested+0x20/0x70 [ 282.325588][ T31] #1: ffffffff892d8418 (&obj_hash[i].lock){....}-{2:2}, at: debug_check_no_obj_freed+0xfd/0x260 [ 282.336203][ T31] 1 lock held by khungtaskd/31: [ 282.341087][ T31] #0: ffffffff83fb4000 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x2e/0x100 [ 282.351098][ T31] 2 locks held by kworker/u8:5/69: [ 282.356190][ T31] #0: ffff888102a93d48 ((wq_completion)iou_exit){....}-{0:0}, at: process_scheduled_works+0x34c/0x8c0 [ 282.367553][ T31] #1: ffffc90001227e28 ((work_completion)(&ctx->exit_work)){....}-{0:0}, at: process_scheduled_works+0x373/0x8c0 [ 282.379629][ T31] 2 locks held by kworker/u8:7/1422: [ 282.384897][ T31] #0: ffff888100074948 ((wq_completion)events_unbound){....}-{0:0}, at: process_scheduled_works+0x34c/0x8c0 [ 282.396536][ T31] #1: ffffc90002457e28 ((work_completion)(&sub_info->work)){....}-{0:0}, at: process_scheduled_works+0x373/0x8c0 [ 282.408808][ T31] 2 locks held by getty/1933: [ 282.413782][ T31] #0: ffff888102bc10a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x50 [ 282.423567][ T31] #1: ffffc90002d332f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x24c/0xba0 [ 282.433617][ T31] 2 locks held by kworker/u8:10/3717: [ 282.438975][ T31] 2 locks held by kworker/u8:14/6147: [ 282.444359][ T31] #0: ffff888102a93d48 ((wq_completion)iou_exit){....}-{0:0}, at: process_scheduled_works+0x34c/0x8c0 [ 282.455428][ T31] #1: ffffc90001ef7e28 ((work_completion)(&ctx->exit_work)){....}-{0:0}, at: process_scheduled_works+0x373/0x8c0 [ 282.467482][ T31] 2 locks held by kworker/u8:16/6955: [ 282.472872][ T31] #0: ffff888102a93d48 ((wq_completion)iou_exit){....}-{0:0}, at: process_scheduled_works+0x34c/0x8c0 [ 282.483975][ T31] #1: ffffc9000250fe28 ((work_completion)(&ctx->exit_work)){....}-{0:0}, at: process_scheduled_works+0x373/0x8c0 [ 282.496030][ T31] 6 locks held by kworker/u8:18/7527: [ 282.501555][ T31] #0: ffff8881006ea948 ((wq_completion)netns){....}-{0:0}, at: process_scheduled_works+0x34c/0x8c0 [ 282.512581][ T31] #1: ffffc90002a77e28 (net_cleanup_work){....}-{0:0}, at: process_scheduled_works+0x373/0x8c0 [ 282.523059][ T31] #2: ffffffff84183b98 (pernet_ops_rwsem){....}-{3:3}, at: cleanup_net+0x59/0x530 [ 282.532393][ T31] #3: ffff88811ef920e8 (&dev->mutex){....}-{3:3}, at: devlink_pernet_pre_exit+0x69/0x210 [ 282.542349][ T31] #4: ffff88811ef97250 (&devlink->lock_key#7){....}-{3:3}, at: devlink_pernet_pre_exit+0x7b/0x210 [ 282.553087][ T31] #5: ffffffff83fb4e80 (rcu_state.barrier_mutex){....}-{3:3}, at: rcu_barrier+0x34/0x260 [ 282.563079][ T31] 1 lock held by syz.5.3069/12338: [ 282.568170][ T31] #0: ffff888125c44410 (&hugetlbfs_i_mmap_rwsem_key){....}-{3:3}, at: __rmap_walk_file+0x13e/0x380 [ 282.579109][ T31] 3 locks held by syz.5.3069/12367: [ 282.584291][ T31] #0: ffff8881006ff3f8 (sb_writers#12){....}-{0:0}, at: vfs_fallocate+0x330/0x390 [ 282.593650][ T31] #1: ffff888125c44148 (&sb->s_type->i_mutex_key#18){....}-{3:3}, at: hugetlbfs_fallocate+0x172/0x8c0 [ 282.604886][ T31] #2: ffff888125c44410 (&hugetlbfs_i_mmap_rwsem_key){....}-{3:3}, at: hugetlbfs_fallocate+0x216/0x8c0 [ 282.616231][ T31] 1 lock held by syz.3.28229/4528: [ 282.621439][ T31] #0: ffffffff83fb4fb8 (rcu_state.exp_mutex){....}-{3:3}, at: synchronize_rcu_expedited+0x2df/0x620 [ 282.632350][ T31] 1 lock held by syz.8.28231/4529: [ 282.637440][ T31] #0: ffff888125f3eac0 (&mm->mmap_lock){....}-{3:3}, at: vm_mmap_pgoff+0xc3/0x250 [ 282.646835][ T31] 1 lock held by syz.8.28231/4539: [ 282.651954][ T31] #0: ffff888125f3eac0 (&mm->mmap_lock){....}-{3:3}, at: vm_mmap_pgoff+0xc3/0x250 [ 282.661324][ T31] 2 locks held by syz.8.28231/4544: [ 282.666507][ T31] 1 lock held by syz.2.28232/4531: [ 282.671635][ T31] #0: ffffffff83fb4fb8 (rcu_state.exp_mutex){....}-{3:3}, at: synchronize_rcu_expedited+0x179/0x620 [ 282.682549][ T31] 1 lock held by modprobe/4548: [ 282.687391][ T31] [ 282.689733][ T31] ============================================= [ 282.689733][ T31] [ 282.698209][ T31] NMI backtrace for cpu 0 [ 282.698220][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(none) [ 282.698241][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 282.698251][ T31] Call Trace: [ 282.698257][ T31] [ 282.698263][ T31] dump_stack_lvl+0x11f/0x1b0 [ 282.698286][ T31] nmi_cpu_backtrace+0x227/0x240 [ 282.698312][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 282.698339][ T31] nmi_trigger_cpumask_backtrace+0xea/0x200 [ 282.698366][ T31] sys_info+0x129/0x160 [ 282.698387][ T31] watchdog+0x8b9/0x900 [ 282.698416][ T31] ? watchdog+0x154/0x900 [ 282.698446][ T31] kthread+0x2bd/0x300 [ 282.698469][ T31] ? __pfx_watchdog+0x10/0x10 [ 282.698498][ T31] ? __pfx_kthread+0x10/0x10 [ 282.698520][ T31] ret_from_fork+0x1a6/0x380 [ 282.698541][ T31] ? __pfx_kthread+0x10/0x10 [ 282.698565][ T31] ret_from_fork_asm+0x1a/0x30 [ 282.698592][ T31] [ 282.698598][ T31] Sending NMI from CPU 0 to CPUs 1: [ 282.798139][ C1] NMI backtrace for cpu 1 [ 282.798151][ C1] CPU: 1 UID: 0 PID: 4555 Comm: modprobe Not tainted syzkaller #0 PREEMPT(none) [ 282.798170][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 282.798180][ C1] RIP: 0010:lock_acquire+0xeb/0x200 [ 282.798200][ C1] Code: f2 89 e9 4d 89 e9 6a 00 6a 00 6a 00 ff 74 24 68 e8 3a 01 00 00 48 83 c4 20 48 c7 c7 1d 31 c6 83 e8 9a 02 de 01 b8 ff ff ff ff <65> 0f c1 05 ed 3c ea 03 83 f8 01 74 17 48 c7 c7 63 45 b3 83 e8 7c [ 282.798213][ C1] RSP: 0018:ffffc90003233768 EFLAGS: 00000082 [ 282.798226][ C1] RAX: 00000000ffffffff RBX: 0000000000000246 RCX: 5efc00c953146000 [ 282.798236][ C1] RDX: c2a2bcaff2658519 RSI: ffffffff83c6311d RDI: ffffffff83bb616d [ 282.798246][ C1] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000007 [ 282.798256][ C1] R10: 0000000000000000 R11: ffffffff8150b7a0 R12: ffffffff83fb4000 [ 282.798266][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 282.798280][ C1] FS: 0000000000000000(0000) GS:ffff8882b29dd000(0000) knlGS:0000000000000000 [ 282.798293][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 282.798304][ C1] CR2: 00007fa8cba97e9c CR3: 0000000126e60000 CR4: 0000000000350ef0 [ 282.798317][ C1] Call Trace: [ 282.798321][ C1] [ 282.798327][ C1] ? unwind_next_frame+0x3a/0xd00 [ 282.798355][ C1] ? exit_mm+0xbf/0x160 [ 282.798368][ C1] unwind_next_frame+0x56/0xd00 [ 282.798395][ C1] ? unwind_next_frame+0x3a/0xd00 [ 282.798420][ C1] ? __mmput+0x70/0x1a0 [ 282.798442][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 282.798459][ C1] arch_stack_walk+0x11c/0x150 [ 282.798482][ C1] ? exit_mm+0xbf/0x160 [ 282.798496][ C1] stack_trace_save+0x46/0x70 [ 282.798511][ C1] save_stack+0x112/0x180 [ 282.798538][ C1] ? free_unref_folios+0x51a/0x890 [ 282.798557][ C1] ? folios_put_refs+0x1ee/0x250 [ 282.798576][ C1] ? free_pages_and_swap_cache+0x2b7/0x2f0 [ 282.798599][ C1] ? tlb_flush_mmu+0x243/0x370 [ 282.798624][ C1] ? tlb_finish_mmu+0x5d/0xb0 [ 282.798649][ C1] ? exit_mmap+0x39a/0x710 [ 282.798670][ C1] ? __mmput+0x70/0x1a0 [ 282.798690][ C1] ? exit_mm+0xbf/0x160 [ 282.798705][ C1] __reset_page_owner+0x4e/0x150 [ 282.798733][ C1] free_unref_folios+0x51a/0x890 [ 282.798752][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 282.798775][ C1] folios_put_refs+0x1ee/0x250 [ 282.798795][ C1] free_pages_and_swap_cache+0x2b7/0x2f0 [ 282.798834][ C1] ? tlb_table_flush+0x1e9/0x210 [ 282.798859][ C1] ? tlb_flush_mmu+0x183/0x370 [ 282.798885][ C1] tlb_flush_mmu+0x243/0x370 [ 282.798912][ C1] tlb_finish_mmu+0x5d/0xb0 [ 282.798938][ C1] exit_mmap+0x39a/0x710 [ 282.798967][ C1] __mmput+0x70/0x1a0 [ 282.798992][ C1] exit_mm+0xbf/0x160 [ 282.799006][ C1] do_exit+0x2fc/0xf90 [ 282.799020][ C1] do_group_exit+0xe7/0xf0 [ 282.799036][ C1] __x64_sys_exit_group+0x12/0x20 [ 282.799051][ C1] x64_sys_call+0x2210/0x2210 [ 282.799073][ C1] do_syscall_64+0x8f/0x2f0 [ 282.799092][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 282.799108][ C1] RIP: 0033:0x7fa8cbbf66c5 [ 282.799119][ C1] Code: Unable to access opcode bytes at 0x7fa8cbbf669b. [ 282.799126][ C1] RSP: 002b:00007ffc7b7d44b8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 282.799140][ C1] RAX: ffffffffffffffda RBX: 00007fa8cbcf7fe8 RCX: 00007fa8cbbf66c5 [ 282.799150][ C1] RDX: 00000000000000e7 RSI: ffffffffffffff88 RDI: 0000000000000001 [ 282.799160][ C1] RBP: 0000000000000001 R08: 00007ffc7b7d4448 R09: 0000000000000000 [ 282.799169][ C1] R10: 00007ffc7b7d42e0 R11: 0000000000000206 R12: 0000000000000000 [ 282.799179][ C1] R13: 0000000000000001 R14: 00007fa8cbcf6680 R15: 00007fa8cbcf8000 [ 282.799193][ C1] [ 282.800139][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 283.162254][ T31] Kernel Offset: disabled [ 283.166553][ T31] Rebooting in 86400 seconds..