syzkaller login: [ 45.523819] ------------[ cut here ]------------ [ 45.524770] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.526876] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 45.528338] Modules linked in: [ 45.529238] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.531318] Tainted: [W]=WARN [ 45.531928] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.533434] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.534365] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 45.537586] RSP: 0018:ffff8880165bfbc0 EFLAGS: 00010286 [ 45.538587] RAX: 0000000000000000 RBX: ffffed1002cb7f78 RCX: ffffffff813a4050 [ 45.539907] RDX: ffff8880198e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.541221] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb7f2f [ 45.542521] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.543817] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165bfdf8 [ 45.545144] FS: 00007f56f19e2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.546589] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.547673] CR2: 00007f56f1ed4580 CR3: 000000000de6f000 CR4: 0000000000350ef0 [ 45.548968] Call Trace: [ 45.549441] [ 45.549892] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.550811] ? __create_object+0x59/0x80 [ 45.551544] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.552527] __vmalloc_noprof+0x59/0x60 [ 45.553297] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.554166] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.555117] bpf_prog_alloc+0x39/0x200 [ 45.555867] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.556831] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.557701] do_seccomp+0x349/0x25e0 [ 45.558431] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.559328] ? __pfx_do_seccomp+0x10/0x10 [ 45.560493] ? find_held_lock+0x2b/0x80 [ 45.561282] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.562247] ? static_key_count+0x60/0x80 [ 45.563055] prctl_set_seccomp+0x4e/0x70 [ 45.563836] __do_sys_prctl+0xe6c/0x1d70 [ 45.564578] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.565451] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.566437] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.567422] ? irqentry_exit+0xf3/0x650 [ 45.568203] do_syscall_64+0xbf/0x430 [ 45.568962] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.569937] RIP: 0033:0x7f56f1ed45cd [ 45.570609] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 45.573829] RSP: 002b:00007fffad13d140 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.575214] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f56f1ed45cd [ 45.576519] RDX: 000055cc3855ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.577840] RBP: 00007fffad13d1a0 R08: 0000000000000000 R09: 00007fffad13c840 [ 45.579145] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cc67458ad0 [ 45.580454] R13: 00007fffad13d5d0 R14: 000055cc67459bc0 R15: 000055cc6746a780 [ 45.581819] [ 45.582251] irq event stamp: 1815 [ 45.582917] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 45.584465] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 45.586027] softirqs last enabled at (1804): [] handle_softirqs+0x50c/0x770 [ 45.587593] softirqs last disabled at (1799): [] __irq_exit_rcu+0xc4/0x100 [ 45.589151] ---[ end trace 0000000000000000 ]--- [ 48.398454] ------------[ cut here ]------------ [ 48.399453] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.401720] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 48.403321] Modules linked in: [ 48.404009] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.406411] Tainted: [W]=WARN [ 48.407152] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.408774] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.409710] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 48.413211] RSP: 0018:ffff88801995fbc0 EFLAGS: 00010286 [ 48.414280] RAX: 0000000000000000 RBX: ffffed100332bf78 RCX: ffffffff813a4050 [ 48.415662] RDX: ffff888017335340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.417063] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100332bf2f [ 48.418470] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.419839] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801995fdf8 [ 48.421149] FS: 00007fa5225a3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.422580] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.423640] CR2: 00007fa522a95580 CR3: 00000000205b7000 CR4: 0000000000350ef0 [ 48.424926] Call Trace: [ 48.425396] [ 48.425853] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.426698] ? __create_object+0x59/0x80 [ 48.427474] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.428439] __vmalloc_noprof+0x59/0x60 [ 48.429202] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.430086] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.431026] bpf_prog_alloc+0x39/0x200 [ 48.431726] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.432666] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.433607] do_seccomp+0x349/0x25e0 [ 48.434324] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.435221] ? __pfx_do_seccomp+0x10/0x10 [ 48.436015] ? find_held_lock+0x2b/0x80 [ 48.436796] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.437717] ? static_key_count+0x60/0x80 [ 48.438534] prctl_set_seccomp+0x4e/0x70 [ 48.439317] __do_sys_prctl+0xe6c/0x1d70 [ 48.440099] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.440974] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.441939] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.442912] ? irqentry_exit+0xf3/0x650 [ 48.443625] do_syscall_64+0xbf/0x430 [ 48.444346] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.445307] RIP: 0033:0x7fa522a955cd [ 48.446017] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 48.449223] RSP: 002b:00007ffd15fd6610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.450570] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa522a955cd [ 48.451863] RDX: 00005575d346ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.453146] RBP: 00007ffd15fd6670 R08: 0000000000000000 R09: 00007ffd15fd5d10 [ 48.454425] R10: 0000000000000000 R11: 0000000000000246 R12: 00005575f47b1ad0 [ 48.455721] R13: 00007ffd15fd6aa0 R14: 00005575f47b2bc0 R15: 00005575f47c3780 [ 48.457049] [ 48.457479] irq event stamp: 1801 [ 48.458055] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 48.459298] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 48.460571] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 48.461868] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 48.463107] ---[ end trace 0000000000000000 ]--- [ 49.152997] ------------[ cut here ]------------ [ 49.153903] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.155913] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.157366] Modules linked in: [ 49.158026] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.159984] Tainted: [W]=WARN [ 49.160539] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.162015] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.162921] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.166064] RSP: 0018:ffff888015f5fbc0 EFLAGS: 00010286 [ 49.167036] RAX: 0000000000000000 RBX: ffffed1002bebf78 RCX: ffffffff813a4050 [ 49.168308] RDX: ffff888016881bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.169585] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bebf2f [ 49.170845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.172117] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015f5fdf8 [ 49.173403] FS: 00007f39067d7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.174822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.175865] CR2: 00007fff46439ef7 CR3: 000000001febe000 CR4: 0000000000350ef0 [ 49.177134] Call Trace: [ 49.177593] [ 49.178055] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.178932] ? __create_object+0x59/0x80 [ 49.179656] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.180604] __vmalloc_noprof+0x59/0x60 [ 49.181372] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.182242] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.183164] bpf_prog_alloc+0x39/0x200 [ 49.183909] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.184836] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.185683] do_seccomp+0x349/0x25e0 [ 49.186395] ? find_held_lock+0x2b/0x80 [ 49.187144] ? do_prlimit+0x310/0x610 [ 49.187866] ? __pfx_do_seccomp+0x10/0x10 [ 49.188604] ? do_raw_spin_unlock+0x53/0x220 [ 49.189442] ? _raw_spin_unlock+0x1e/0x40 [ 49.190223] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.191180] ? static_key_count+0x60/0x80 [ 49.191984] prctl_set_seccomp+0x4e/0x70 [ 49.192708] __do_sys_prctl+0xe6c/0x1d70 [ 49.193519] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.194374] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.195368] ? irqentry_exit+0xf3/0x650 [ 49.196138] do_syscall_64+0xbf/0x430 [ 49.196878] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.197824] RIP: 0033:0x7f3906cc95cd [ 49.198482] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.201620] RSP: 002b:00007fff46438250 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.202983] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3906cc95cd [ 49.204262] RDX: 00005649136bde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.205543] RBP: 00007fff464382b0 R08: 0000000000000000 R09: 00007fff46437950 [ 49.206808] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564933d4bad0 [ 49.208070] R13: 00007fff464386e0 R14: 0000564933d4cbc0 R15: 0000564933d5d780 [ 49.209376] [ 49.209843] irq event stamp: 1735 [ 49.210442] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 49.211938] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 49.213462] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 49.214987] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 49.216500] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:22588' (ECDSA) to the list of known hosts. 2025/11/17 21:27:52 fuzzer started 2025/11/17 21:27:52 dialing manager at localhost:37895 2025/11/17 21:27:52 checking machine... 2025/11/17 21:27:52 checking revisions... [ 50.123991] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:27:52 testing simple program... [ 50.209583] cgroup: Unknown subsys name 'net' [ 50.272569] cgroup: Unknown subsys name 'cpuset' [ 50.291581] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 21:27:52 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000137 RCX=00007f1c721bd7b2 RDX=0000000000000000 RSI=0000000000000080 RDI=0000563ad2a7be94 RBP=0000563ad2a7be68 RSP=00007f1c7137cac0 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000000 R11=0000000000000282 R12=0000000000000000 R13=0000563ad2a7bc50 R14=0000563ad2a7be94 R15=00007f1c7137caf0 RIP=00007f1c721bd7b8 RFL=00000207 [-----PC] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f1c7137d700 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd15fd0000 CR3=000000000b6c8000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=2031353a37323a313220373120766f4e XMM01=657463656e6e6f63736944203a5d3234 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3234325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031353a37323a3132203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0d57073 RBX=0000000000000002 RCX=ffffffff86ab8396 RDX=0000000000000000 RSI=dffffc0000000000 RDI=ffff88806cf08ad8 RBP=ffff88806cf08ac8 RSP=ffff88806cf08a00 R8 =ffffffff86ab839a R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000255ec R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff88806cf08e00 R15=ffff88806cf08a70 RIP=ffffffff8135f084 RFL=00000212 [----A--] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd4abc5a6d0 CR3=000000000b848000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=146747ab6ae81bb86e43b84b31289ad3 XMM02=ec2efd57dc4c00df0000000000302e78 XMM03=9681fdb3500f270b0000000000302f48 XMM04=8890f10b99fa7ac800000000000ae988 XMM05=14648eaa1277bab1000000000031fbd0 XMM06=69d982ada1afd87f0000000000319a60 XMM07=e042d86d42eb936e000000000030fda0 XMM08=9681fdb3500f270b0000000000302f48 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000