[ 70.098211][ T41] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.75' (ED25519) to the list of known hosts. 2025/05/21 06:06:36 ignoring optional flag "sandboxArg"="0" 2025/05/21 06:06:36 parsed 1 programs [ 76.866889][ T4317] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 77.540296][ T2148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.548374][ T2148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.578525][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.586370][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.366330][ T4386] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 79.373802][ T4386] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 79.381450][ T4386] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 79.388963][ T4386] netdevsim netdevsim1 netdevsim3: renamed from eth3 2025/05/21 06:06:44 executed programs: 0 [ 86.668724][ T4756] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 86.689786][ T4756] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 86.708657][ T4756] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 86.729299][ T4756] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 86.900610][ T4747] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 86.910936][ T4747] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 86.928926][ T4747] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 86.947352][ T4747] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.075785][ T4748] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 87.101283][ T4748] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 87.130408][ T4748] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 87.139358][ T4748] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 87.325570][ T4759] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 87.353302][ T4767] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 87.367034][ T4767] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 87.375358][ T4759] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 87.383199][ T4759] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 87.402734][ T4767] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 87.419879][ T4759] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 87.438804][ T4746] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 87.448685][ T4767] netdevsim netdevsim6 netdevsim3: renamed from eth3 [ 87.459169][ T4746] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 87.478387][ T4746] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 87.520974][ T4746] netdevsim netdevsim7 netdevsim3: renamed from eth3 [ 98.410014][ T14] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.417852][ T14] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.418343][ T2148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.433041][ T2148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:07:01 executed programs: 12 [ 99.274117][ T1855] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.282017][ T1855] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.298681][ T1977] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.306506][ T1977] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.371277][ T14] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.379239][ T14] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.401306][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.409188][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.872305][ T1918] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.880189][ T1918] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.894408][ T69] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.902305][ T69] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.151761][ T1977] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.159781][ T1977] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.183568][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.191600][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.410089][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.417954][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.473288][ T1855] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.481223][ T1855] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:07:06 executed programs: 463 2025/05/21 06:07:11 executed programs: 1110 2025/05/21 06:07:16 executed programs: 1794 2025/05/21 06:07:21 executed programs: 2528 2025/05/21 06:07:26 executed programs: 3452 [ 127.331817][T14736] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 127.340772][T14736] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 127.356805][T14736] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 127.388003][T14736] netdevsim netdevsim3 netdevsim3: renamed from eth3 2025/05/21 06:07:31 executed programs: 4036 2025/05/21 06:07:36 executed programs: 4687 [ 135.171950][ T69] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 135.179838][ T69] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 135.203387][ T1855] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 135.211275][ T1855] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:07:41 executed programs: 5340 [ 139.162063][T18325] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 139.183321][T18325] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 139.209339][T18325] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 139.226158][T18325] netdevsim netdevsim7 netdevsim3: renamed from eth3 [ 140.841094][T18803] netdevsim netdevsim8 netdevsim0: renamed from eth0 [ 140.864432][T18803] netdevsim netdevsim8 netdevsim1: renamed from eth1 [ 140.880459][T18803] netdevsim netdevsim8 netdevsim2: renamed from eth2 [ 140.902277][T18803] netdevsim netdevsim8 netdevsim3: renamed from eth3 2025/05/21 06:07:46 executed programs: 5884 2025/05/21 06:07:51 executed programs: 6537 [ 149.204554][ T1807] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 149.212637][ T1807] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 149.240918][ T1977] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 149.248882][ T1977] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 150.526093][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 150.534035][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 150.549099][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 150.556936][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:07:56 executed programs: 7247 [ 155.127354][T23051] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 155.147515][T23051] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 155.173236][T23051] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 155.194552][T23051] netdevsim netdevsim4 netdevsim3: renamed from eth3 2025/05/21 06:08:01 executed programs: 7918 2025/05/21 06:08:06 executed programs: 8671 [ 164.981542][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 164.989779][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 164.998788][ T2509] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 165.006646][ T2509] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:08:11 executed programs: 9426 [ 169.296440][T27746] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 169.320027][T27746] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 169.339913][T27746] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 169.363876][T27746] netdevsim netdevsim1 netdevsim3: renamed from eth3 2025/05/21 06:08:16 executed programs: 10126 [ 178.181068][ T2148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 178.188952][ T2148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 178.205301][ T2148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 178.213160][ T2148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:08:21 executed programs: 10948 [ 182.330940][T32291] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 182.344221][T32291] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 182.369283][T32291] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 182.383039][T32291] netdevsim netdevsim3 netdevsim3: renamed from eth3 2025/05/21 06:08:26 executed programs: 11653 2025/05/21 06:08:31 executed programs: 12441 [ 191.398487][ T1807] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 191.406358][ T1807] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 191.414851][ T1977] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 191.422750][ T1977] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:08:36 executed programs: 13205 [ 195.565120][ T4509] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 195.577463][ T4509] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 195.595869][ T4509] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 195.614497][ T4509] netdevsim netdevsim0 netdevsim3: renamed from eth3 2025/05/21 06:08:41 executed programs: 13901 2025/05/21 06:08:46 executed programs: 14717 [ 204.435665][ T1855] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 204.443893][ T1855] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 204.460138][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 204.468023][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 208.731372][ T8995] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 208.766725][ T8995] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 208.791301][ T8995] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 208.802735][ T8995] netdevsim netdevsim7 netdevsim3: renamed from eth3 2025/05/21 06:08:51 executed programs: 15440 2025/05/21 06:08:56 executed programs: 16195 [ 218.004885][ T2148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 218.012770][ T2148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 218.023075][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 218.030986][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:09:01 executed programs: 17024 [ 222.133975][T13715] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 222.159881][T13715] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 222.184055][T13715] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 222.192735][T13715] netdevsim netdevsim4 netdevsim3: renamed from eth3 2025/05/21 06:09:06 executed programs: 17724 2025/05/21 06:09:11 executed programs: 18513 [ 231.336965][ T1918] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 231.340525][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 231.345082][ T1918] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 231.352655][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:09:16 executed programs: 19285 [ 235.465582][T18316] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 235.486533][T18316] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 235.510941][T18316] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 235.524328][T18316] netdevsim netdevsim0 netdevsim3: renamed from eth3 2025/05/21 06:09:21 executed programs: 20003 2025/05/21 06:09:26 executed programs: 20839 [ 244.672749][ T1807] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 244.680724][ T1807] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 244.693169][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 244.701032][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 248.892800][T22965] netdevsim netdevsim8 netdevsim0: renamed from eth0 [ 248.912808][T22965] netdevsim netdevsim8 netdevsim1: renamed from eth1 [ 248.927988][T22965] netdevsim netdevsim8 netdevsim2: renamed from eth2 [ 248.948682][T22965] netdevsim netdevsim8 netdevsim3: renamed from eth3 2025/05/21 06:09:32 executed programs: 21571 2025/05/21 06:09:37 executed programs: 22295 [ 258.134031][ T14] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 258.141997][ T14] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 258.163810][ T2509] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 258.172000][ T2509] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/05/21 06:09:42 executed programs: 23100 [ 262.310597][T27601] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 262.325666][T27601] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 262.352961][T27601] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 262.363368][T27601] netdevsim netdevsim4 netdevsim3: renamed from eth3 2025/05/21 06:09:47 executed programs: 23812 [ 267.218094][ T31] INFO: task syz.6.3103:14062 blocked for more than 143 seconds. [ 267.225885][ T31] Not tainted 6.15.0-rc7-syzkaller #0 [ 267.231839][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 267.240579][ T31] task:syz.6.3103 state:D stack:12568 pid:14062 tgid:14060 ppid:4767 task_flags:0x400140 flags:0x00004004 [ 267.252744][ T31] Call Trace: [ 267.256020][ T31] [ 267.259260][ T31] __schedule+0x776/0xc70 [ 267.263664][ T31] ? schedule+0xac/0x140 [ 267.268039][ T31] ? schedule+0x21/0x140 [ 267.272288][ T31] schedule+0xac/0x140 [ 267.276354][ T31] schedule_preempt_disabled+0x32/0x60 [ 267.281892][ T31] rwsem_down_read_slowpath+0x241/0x520 [ 267.287628][ T31] down_read+0x86/0xf0 [ 267.291880][ T31] __rmap_walk_file+0x13e/0x380 [ 267.296750][ T31] migrate_pages+0x6d4/0x1470 [ 267.301513][ T31] ? __pfx_alloc_migration_target_by_mpol+0x10/0x10 [ 267.308195][ T31] ? __pfx_remove_migration_pte+0x10/0x10 [ 267.314094][ T31] __se_sys_mbind+0x879/0xa00 [ 267.319070][ T31] do_syscall_64+0x8f/0x170 [ 267.323620][ T31] ? fpregs_assert_state_consistent+0x3a/0x60 [ 267.329732][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.335372][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.341323][ T31] RIP: 0033:0x7ff958585d19 [ 267.345734][ T31] RSP: 002b:00007ff959464038 EFLAGS: 00000246 ORIG_RAX: 00000000000000ed [ 267.354175][ T31] RAX: ffffffffffffffda RBX: 00007ff958775fa0 RCX: 00007ff958585d19 [ 267.362199][ T31] RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020001000 [ 267.370200][ T31] RBP: 00007ff958601a20 R08: 0000000000000000 R09: 0000000000000002 [ 267.378210][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 267.386480][ T31] R13: 0000000000000000 R14: 00007ff958775fa0 R15: 00007ffdfb4ff068 [ 267.394511][ T31] [ 267.410774][ T31] INFO: task syz.6.3103:14079 blocked for more than 143 seconds. [ 267.418703][ T31] Not tainted 6.15.0-rc7-syzkaller #0 [ 267.424826][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 267.433523][ T31] task:syz.6.3103 state:D stack:14016 pid:14079 tgid:14060 ppid:4767 task_flags:0x400040 flags:0x00000004 [ 267.445461][ T31] Call Trace: [ 267.448762][ T31] [ 267.451691][ T31] __schedule+0x776/0xc70 [ 267.456026][ T31] ? schedule+0xac/0x140 [ 267.460319][ T31] ? schedule+0x21/0x140 [ 267.464566][ T31] schedule+0xac/0x140 [ 267.468663][ T31] io_schedule+0x3f/0x60 [ 267.472995][ T31] folio_wait_bit_common+0x36b/0x650 [ 267.478344][ T31] ? __pfx_wake_page_function+0x10/0x10 [ 267.483910][ T31] __filemap_get_folio+0xda/0x840 [ 267.489020][ T31] ? vma_interval_tree_iter_next+0xdb/0x1a0 [ 267.494968][ T31] hugetlbfs_zero_partial_page+0x41/0x1f0 [ 267.500747][ T31] hugetlbfs_fallocate+0x639/0x8c0 [ 267.505915][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.511640][ T31] ? get_page_from_freelist+0x192b/0x1a10 [ 267.517474][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.523323][ T31] vfs_fallocate+0x3b7/0x400 [ 267.528191][ T31] madvise_do_behavior+0xc70/0x2360 [ 267.533418][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.539330][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.544973][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.550660][ T31] ? preempt_count_add+0x53/0x90 [ 267.555598][ T31] __x64_sys_madvise+0x9e/0xe0 [ 267.560661][ T31] do_syscall_64+0x8f/0x170 [ 267.565524][ T31] ? fpregs_assert_state_consistent+0x3a/0x60 [ 267.571633][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.577272][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.583211][ T31] RIP: 0033:0x7ff958585d19 [ 267.587619][ T31] RSP: 002b:00007ff959410038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c [ 267.596056][ T31] RAX: ffffffffffffffda RBX: 00007ff958776080 RCX: 00007ff958585d19 [ 267.604055][ T31] RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000000020000000 [ 267.612048][ T31] RBP: 00007ff958601a20 R08: 0000000000000000 R09: 0000000000000000 [ 267.620188][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 267.628455][ T31] R13: 0000000000000001 R14: 00007ff958776080 R15: 00007ffdfb4ff068 [ 267.636440][ T31] [ 267.639566][ T31] [ 267.639566][ T31] Showing all locks held in the system: [ 267.647279][ T31] 2 locks held by kworker/u8:0/12: [ 267.652424][ T31] #0: ffff888100074948 ((wq_completion)events_unbound){....}-{0:0}, at: process_scheduled_works+0x354/0x8e0 [ 267.664054][ T31] #1: ffffc9000006be30 ((work_completion)(&sub_info->work)){....}-{0:0}, at: process_scheduled_works+0x37b/0x8e0 [ 267.676128][ T31] 1 lock held by khungtaskd/31: [ 267.681001][ T31] #0: ffffffff85003050 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x2e/0x100 [ 267.690881][ T31] 2 locks held by kworker/u8:2/36: [ 267.695986][ T31] #0: ffff8881036ded48 ((wq_completion)iou_exit){....}-{0:0}, at: process_scheduled_works+0x354/0x8e0 [ 267.707224][ T31] #1: ffffc90000137e30 ((work_completion)(&ctx->exit_work)){....}-{0:0}, at: process_scheduled_works+0x37b/0x8e0 [ 267.719337][ T31] 3 locks held by klogd/2568: [ 267.724189][ T31] #0: ffff888237c2b618 (&rq->__lock){....}-{2:2}, at: raw_spin_rq_lock_nested+0x20/0x70 [ 267.734314][ T31] #1: ffffffff85044c48 (mmu_notifier_invalidate_range_start){....}-{0:0}, at: fs_reclaim_acquire+0x5c/0xc0 [ 267.745903][ T31] #2: ffff8881073a25a8 (&p->pi_lock){....}-{2:2}, at: try_to_wake_up+0x59/0x670 [ 267.755238][ T31] 2 locks held by getty/2770: [ 267.759976][ T31] #0: ffff8881067510a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x50 [ 267.769836][ T31] #1: ffffc9000421b2f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x251/0xb90 [ 267.780013][ T31] 1 lock held by syz.6.3103/14062: [ 267.785119][ T31] #0: ffff8881036c9f70 (&hugetlbfs_i_mmap_rwsem_key){....}-{3:3}, at: __rmap_walk_file+0x13e/0x380 [ 267.796003][ T31] 3 locks held by syz.6.3103/14079: [ 267.801224][ T31] #0: ffff8881032f3410 (sb_writers#12){....}-{0:0}, at: vfs_fallocate+0x39a/0x400 [ 267.811309][ T31] #1: ffff8881036c9ca8 (&sb->s_type->i_mutex_key#19){....}-{3:3}, at: hugetlbfs_fallocate+0x172/0x8c0 [ 267.822527][ T31] #2: ffff8881036c9f70 (&hugetlbfs_i_mmap_rwsem_key){....}-{3:3}, at: hugetlbfs_fallocate+0x216/0x8c0 [ 267.833869][ T31] 1 lock held by syz.3.24239/30603: [ 267.839098][ T31] #0: ffffffff85003ff8 (rcu_state.exp_mutex){....}-{3:3}, at: synchronize_rcu_expedited+0x179/0x620 [ 267.850029][ T31] 1 lock held by syz.8.24241/30641: [ 267.855219][ T31] #0: ffffffff85003ff8 (rcu_state.exp_mutex){....}-{3:3}, at: synchronize_rcu_expedited+0x179/0x620 [ 267.866275][ T31] [ 267.868624][ T31] ============================================= [ 267.868624][ T31] [ 267.877110][ T31] NMI backtrace for cpu 1 [ 267.877123][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc7-syzkaller #0 PREEMPT(undef) [ 267.877146][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 267.877157][ T31] Call Trace: [ 267.877163][ T31] [ 267.877170][ T31] dump_stack_lvl+0x11f/0x1b0 [ 267.877208][ T31] nmi_cpu_backtrace+0x227/0x240 [ 267.877229][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 267.877253][ T31] nmi_trigger_cpumask_backtrace+0xea/0x200 [ 267.877275][ T31] watchdog+0x8ff/0x940 [ 267.877303][ T31] ? watchdog+0x138/0x940 [ 267.877332][ T31] kthread+0x2bd/0x300 [ 267.877349][ T31] ? __pfx_watchdog+0x10/0x10 [ 267.877377][ T31] ? __pfx_kthread+0x10/0x10 [ 267.877394][ T31] ret_from_fork+0x4e/0x60 [ 267.877412][ T31] ? __pfx_kthread+0x10/0x10 [ 267.877429][ T31] ret_from_fork_asm+0x1a/0x30 [ 267.877455][ T31] [ 267.877461][ T31] Sending NMI from CPU 1 to CPUs 0: [ 267.973780][ C0] NMI backtrace for cpu 0 [ 267.973792][ C0] CPU: 0 UID: 0 PID: 30648 Comm: modprobe Not tainted 6.15.0-rc7-syzkaller #0 PREEMPT(undef) [ 267.973813][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 267.973823][ C0] RIP: 0010:pfn_valid+0x19d/0x1d0 [ 267.973846][ C0] Code: e8 b8 82 c9 ff bf 01 00 00 00 e8 8e e4 c5 ff 65 8b 1d e7 b9 25 05 31 ff 89 de e8 5e ad d9 ff 85 db 74 26 e8 15 a9 d9 ff 89 e8 <5b> 41 5c 41 5e 41 5f 5d e9 a1 ba 90 ff cc e8 00 a9 d9 ff 0f 1f 44 [ 267.973860][ C0] RSP: 0018:ffffc90004f3ba78 EFLAGS: 00000293 [ 267.973873][ C0] RAX: 0000000000000001 RBX: 0000000080000001 RCX: ffff888160045340 [ 267.973883][ C0] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 267.973893][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 000000000000001a [ 267.973903][ C0] R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000008 [ 267.973913][ C0] R13: 000000023fe5a025 R14: ffffffff817f854c R15: ffff88823ffef9a0 [ 267.973925][ C0] FS: 0000000000000000(0000) GS:ffff8882b11c0000(0000) knlGS:0000000000000000 [ 267.973939][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 267.973950][ C0] CR2: 00007f01c7d23e9c CR3: 0000000164a52000 CR4: 0000000000350ef0 [ 267.973962][ C0] Call Trace: [ 267.973967][ C0] [ 267.973974][ C0] page_table_check_clear+0x21/0x3c0 [ 267.973989][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.974011][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.974032][ C0] unmap_page_range+0x1c33/0x2630 [ 267.974070][ C0] unmap_vmas+0x15a/0x250 [ 267.974100][ C0] exit_mmap+0x248/0x710 [ 267.974126][ C0] __mmput+0xa5/0x200 [ 267.974143][ C0] exit_mm+0xbf/0x160 [ 267.974164][ C0] do_exit+0x374/0x1150 [ 267.974187][ C0] do_group_exit+0xe7/0xf0 [ 267.974210][ C0] __x64_sys_exit_group+0x12/0x20 [ 267.974232][ C0] x64_sys_call+0x21ba/0x21c0 [ 267.974250][ C0] do_syscall_64+0x8f/0x170 [ 267.974275][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 267.974325][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.974342][ C0] RIP: 0033:0x7f01c7e826c5 [ 267.974353][ C0] Code: Unable to access opcode bytes at 0x7f01c7e8269b. [ 267.974361][ C0] RSP: 002b:00007ffe48ea0de8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 267.974375][ C0] RAX: ffffffffffffffda RBX: 00007f01c7f83fe8 RCX: 00007f01c7e826c5 [ 267.974385][ C0] RDX: 00000000000000e7 RSI: ffffffffffffff88 RDI: 0000000000000001 [ 267.974395][ C0] RBP: 0000000000000001 R08: 00007ffe48ea0d78 R09: 0000000000000000 [ 267.974405][ C0] R10: 00007ffe48ea0c10 R11: 0000000000000206 R12: 0000000000000000 [ 267.974415][ C0] R13: 0000000000000001 R14: 00007f01c7f82680 R15: 00007f01c7f84000 [ 267.974429][ C0] [ 267.974778][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 268.241105][ T31] Kernel Offset: disabled [ 268.245416][ T31] Rebooting in 86400 seconds..