syzkaller login: [ 39.120697] ------------[ cut here ]------------ [ 39.121594] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.123665] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.125118] Modules linked in: [ 39.125708] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.127764] Tainted: [W]=WARN [ 39.128310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.129767] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.130645] 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 [ 39.133815] RSP: 0018:ffff8880172dfbc0 EFLAGS: 00010286 [ 39.134829] RAX: 0000000000000000 RBX: ffffed1002e5bf78 RCX: ffffffff813a4050 [ 39.136112] RDX: ffff88800f021bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.137391] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e5bf2f [ 39.138685] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.139968] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172dfdf8 [ 39.141275] FS: 00007f5ebf213900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.142762] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.143833] CR2: 00007f5ebf705580 CR3: 000000000ccee000 CR4: 0000000000350ef0 [ 39.145118] Call Trace: [ 39.145576] [ 39.146032] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.146952] ? __create_object+0x59/0x80 [ 39.147703] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.148672] __vmalloc_noprof+0x59/0x60 [ 39.149430] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.150294] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.151227] bpf_prog_alloc+0x39/0x200 [ 39.151971] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.152904] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.153817] do_seccomp+0x349/0x25e0 [ 39.154504] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.155405] ? __pfx_do_seccomp+0x10/0x10 [ 39.156189] ? find_held_lock+0x2b/0x80 [ 39.156951] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.157913] ? static_key_count+0x60/0x80 [ 39.158684] prctl_set_seccomp+0x4e/0x70 [ 39.159456] __do_sys_prctl+0xe6c/0x1d70 [ 39.160239] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.161097] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.162072] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.163062] ? irqentry_exit+0xf3/0x650 [ 39.163864] do_syscall_64+0xbf/0x430 [ 39.164564] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.165518] RIP: 0033:0x7f5ebf7055cd [ 39.166223] 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 [ 39.169420] RSP: 002b:00007ffde0e42390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.170802] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5ebf7055cd [ 39.172076] RDX: 0000563a7a955e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.173354] RBP: 00007ffde0e423f0 R08: 0000000000000000 R09: 00007ffde0e41a90 [ 39.174643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563a9caa4ad0 [ 39.175936] R13: 00007ffde0e42820 R14: 0000563a9caa5bc0 R15: 0000563a9cab6780 [ 39.177221] [ 39.177644] irq event stamp: 1735 [ 39.178299] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 39.179848] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 39.181406] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 39.182966] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 39.184482] ---[ end trace 0000000000000000 ]--- [ 42.455271] ------------[ cut here ]------------ [ 42.456209] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.458282] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.459788] Modules linked in: [ 42.460380] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.463861] Tainted: [W]=WARN [ 42.464420] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.466154] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.467087] 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 [ 42.470279] RSP: 0018:ffff88801840fbc0 EFLAGS: 00010286 [ 42.471298] RAX: 0000000000000000 RBX: ffffed1003081f78 RCX: ffffffff813a4050 [ 42.472594] RDX: ffff88801a7d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.473899] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003081f2f [ 42.475184] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.476468] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801840fdf8 [ 42.477776] FS: 00007f39dd2f8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.479233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.480296] CR2: 00007ffd8ef5aef7 CR3: 00000000208d9000 CR4: 0000000000350ef0 [ 42.481578] Call Trace: [ 42.482089] [ 42.482519] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.483430] ? __create_object+0x59/0x80 [ 42.484202] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.485169] __vmalloc_noprof+0x59/0x60 [ 42.485937] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.486827] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.487715] bpf_prog_alloc+0x39/0x200 [ 42.488468] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.489410] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.490324] do_seccomp+0x349/0x25e0 [ 42.491071] ? find_held_lock+0x2b/0x80 [ 42.491838] ? do_prlimit+0x310/0x610 [ 42.492528] ? __pfx_do_seccomp+0x10/0x10 [ 42.493675] ? do_raw_spin_unlock+0x53/0x220 [ 42.494555] ? _raw_spin_unlock+0x1e/0x40 [ 42.495355] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.496334] ? static_key_count+0x60/0x80 [ 42.497150] prctl_set_seccomp+0x4e/0x70 [ 42.497937] __do_sys_prctl+0xe6c/0x1d70 [ 42.498682] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.499554] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.500540] ? irqentry_exit+0xf3/0x650 [ 42.501311] do_syscall_64+0xbf/0x430 [ 42.502060] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.503034] RIP: 0033:0x7f39dd7ea5cd [ 42.503684] 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 [ 42.506862] RSP: 002b:00007ffd8ef59070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.508232] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39dd7ea5cd [ 42.509512] RDX: 000056108fd7be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.510835] RBP: 00007ffd8ef590d0 R08: 0000000000000000 R09: 00007ffd8ef58770 [ 42.512121] R10: 0000000000000000 R11: 0000000000000246 R12: 000056109034ebf0 [ 42.513403] R13: 00007ffd8ef59500 R14: 0000561090358380 R15: 0000561090363460 [ 42.514704] [ 42.515156] irq event stamp: 2107 [ 42.515803] hardirqs last enabled at (2117): [] __up_console_sem+0x78/0x80 [ 42.517326] hardirqs last disabled at (2126): [] __up_console_sem+0x5d/0x80 [ 42.518864] softirqs last enabled at (1932): [] handle_softirqs+0x50c/0x770 [ 42.520411] softirqs last disabled at (1927): [] __irq_exit_rcu+0xc4/0x100 [ 42.521931] ---[ end trace 0000000000000000 ]--- [ 43.322829] ------------[ cut here ]------------ [ 43.323694] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.325779] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.327216] Modules linked in: [ 43.329197] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.331230] Tainted: [W]=WARN [ 43.331817] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.333239] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.334128] 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 [ 43.337224] RSP: 0018:ffff888016fcfbc0 EFLAGS: 00010286 [ 43.338180] RAX: 0000000000000000 RBX: ffffed1002df9f78 RCX: ffffffff813a4050 [ 43.339440] RDX: ffff888015d3b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.340686] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df9f2f [ 43.341921] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.343185] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fcfdf8 [ 43.344440] FS: 00007f3d2b657900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.345843] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.346878] CR2: 00007ffdf9eb7ef7 CR3: 000000000cec0000 CR4: 0000000000350ef0 [ 43.348126] Call Trace: [ 43.348581] [ 43.349015] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.349892] ? __create_object+0x59/0x80 [ 43.350627] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.351562] __vmalloc_noprof+0x59/0x60 [ 43.352304] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.353159] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.354069] bpf_prog_alloc+0x39/0x200 [ 43.354795] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.355650] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.356533] do_seccomp+0x349/0x25e0 [ 43.357233] ? find_held_lock+0x2b/0x80 [ 43.357978] ? do_prlimit+0x310/0x610 [ 43.358675] ? __pfx_do_seccomp+0x10/0x10 [ 43.359443] ? do_raw_spin_unlock+0x53/0x220 [ 43.360247] ? _raw_spin_unlock+0x1e/0x40 [ 43.361002] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.361947] ? static_key_count+0x60/0x80 [ 43.362703] prctl_set_seccomp+0x4e/0x70 [ 43.363473] __do_sys_prctl+0xe6c/0x1d70 [ 43.364242] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.365091] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.366045] ? irqentry_exit+0xf3/0x650 [ 43.366813] do_syscall_64+0xbf/0x430 [ 43.367490] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.368420] RIP: 0033:0x7f3d2bb495cd [ 43.369112] 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 [ 43.372208] RSP: 002b:00007ffdf9eb6080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.373547] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3d2bb495cd [ 43.374807] RDX: 000055bc4a5c4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.376058] RBP: 00007ffdf9eb60e0 R08: 0000000000000000 R09: 00007ffdf9eb5780 [ 43.377309] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc71287ad0 [ 43.378576] R13: 00007ffdf9eb6510 R14: 000055bc71288bc0 R15: 000055bc71299780 [ 43.379839] [ 43.380253] irq event stamp: 2095 [ 43.380895] hardirqs last enabled at (2105): [] __up_console_sem+0x78/0x80 [ 43.382380] hardirqs last disabled at (2114): [] __up_console_sem+0x5d/0x80 [ 43.383867] softirqs last enabled at (1614): [] handle_softirqs+0x50c/0x770 [ 43.385371] softirqs last disabled at (1591): [] __irq_exit_rcu+0xc4/0x100 [ 43.386851] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28054' (ECDSA) to the list of known hosts. 2025/11/18 01:56:57 fuzzer started 2025/11/18 01:56:57 dialing manager at localhost:37895 2025/11/18 01:56:57 checking machine... 2025/11/18 01:56:57 checking revisions... [ 44.292158] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:56:58 testing simple program... [ 44.386089] cgroup: Unknown subsys name 'net' [ 44.473650] cgroup: Unknown subsys name 'cpuset' [ 44.487489] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:56:57 Registers: info registers vcpu 0 RAX=ffffffff85c2ca00 RBX=ffffffff81618fa0 RCX=ffff88806ce08b08 RDX=0000000000000000 RSI=ffffffff85c2ca00 RDI=ffff88806ce08a70 RBP=ffff88806ce08b08 RSP=ffff88806ce08a68 R8 =0000000000000003 R9 =0000000000000005 R10=ffffed1001a6af4d R11=0000000000000001 R12=ffff88806ce08b38 R13=0000000000000000 R14=ffffffff85c2ca00 R15=ffff888008c4b780 RIP=ffffffff81360940 RFL=00000246 [---Z-P-] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff0206e408 CR3=0000000005c8a000 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=00007f923b04951000005584012d3790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000026e1a RBX=0000000000000001 RCX=ffffffff81b76843 RDX=0000000000026e25 RSI=000000000000b768 RDI=0000000000074a4e RBP=ffff88806cf08ac8 RSP=ffff88806cf08a00 R8 =ffffffff86ac145c R9 =0000000000000000 R10=000000000003c9ed R11=0000000000026e1a R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff88806cf08ab1 R15=ffff88806cf08a70 RIP=ffffffff8135e6b5 RFL=00000283 [--S---C] 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 00007f39dd2f8900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd8ef53000 CR3=0000000020873000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000