syzkaller login: [ 38.985017] ------------[ cut here ]------------ [ 38.985952] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.987998] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 38.989458] Modules linked in: [ 38.990329] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.992365] Tainted: [W]=WARN [ 38.992965] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.994452] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.995375] 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 [ 38.998551] RSP: 0018:ffff88800ef57bc0 EFLAGS: 00010286 [ 38.999550] RAX: 0000000000000000 RBX: ffffed1001deaf78 RCX: ffffffff813a4050 [ 39.000867] RDX: ffff88801479d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.002172] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001deaf2f [ 39.003449] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.004748] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ef57df8 [ 39.006063] FS: 00007f0724a73900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.007483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.008569] CR2: 00007f0724f65580 CR3: 00000000160be000 CR4: 0000000000350ef0 [ 39.009864] Call Trace: [ 39.010326] [ 39.010763] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.011621] ? __create_object+0x59/0x80 [ 39.012412] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.013382] __vmalloc_noprof+0x59/0x60 [ 39.014146] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.015023] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.015977] bpf_prog_alloc+0x39/0x200 [ 39.016686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.017611] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.018509] do_seccomp+0x349/0x25e0 [ 39.019224] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.020119] ? __pfx_do_seccomp+0x10/0x10 [ 39.020916] ? find_held_lock+0x2b/0x80 [ 39.021625] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.022584] ? static_key_count+0x60/0x80 [ 39.023385] prctl_set_seccomp+0x4e/0x70 [ 39.024146] __do_sys_prctl+0xe6c/0x1d70 [ 39.024948] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.025805] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.026716] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.027683] ? irqentry_exit+0xf3/0x650 [ 39.028462] do_syscall_64+0xbf/0x430 [ 39.029202] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.030142] RIP: 0033:0x7f0724f655cd [ 39.030842] 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 [ 39.034032] RSP: 002b:00007ffe4e4221c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.035385] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0724f655cd [ 39.036716] RDX: 00005600119dae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.038030] RBP: 00007ffe4e422220 R08: 0000000000000000 R09: 00007ffe4e4218c0 [ 39.039307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560029d2aad0 [ 39.040612] R13: 00007ffe4e422650 R14: 0000560029d2bbc0 R15: 0000560029d3c780 [ 39.041917] [ 39.042351] irq event stamp: 1801 [ 39.042990] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 39.044511] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 39.046046] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 39.047576] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 39.049119] ---[ end trace 0000000000000000 ]--- [ 41.944148] ------------[ cut here ]------------ [ 41.945092] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.947129] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.948617] Modules linked in: [ 41.949308] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.951289] Tainted: [W]=WARN [ 41.951883] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.953382] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.954305] 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 [ 41.957514] RSP: 0018:ffff88800e93fbc0 EFLAGS: 00010286 [ 41.958510] RAX: 0000000000000000 RBX: ffffed1001d27f78 RCX: ffffffff813a4050 [ 41.959805] RDX: ffff88800f9a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.961113] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d27f2f [ 41.962406] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.963701] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e93fdf8 [ 41.965020] FS: 00007fa345702900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.966465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.967531] CR2: 00007fa345bf4580 CR3: 000000000df2e000 CR4: 0000000000350ef0 [ 41.968854] Call Trace: [ 41.969322] [ 41.969769] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.970629] ? __create_object+0x59/0x80 [ 41.971433] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.972436] __vmalloc_noprof+0x59/0x60 [ 41.973214] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.974104] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.975055] bpf_prog_alloc+0x39/0x200 [ 41.975812] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.976769] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.977643] do_seccomp+0x349/0x25e0 [ 41.978363] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.979277] ? __pfx_do_seccomp+0x10/0x10 [ 41.980082] ? find_held_lock+0x2b/0x80 [ 41.980863] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.981843] ? static_key_count+0x60/0x80 [ 41.982628] prctl_set_seccomp+0x4e/0x70 [ 41.983426] __do_sys_prctl+0xe6c/0x1d70 [ 41.984232] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.985114] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.986092] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.987072] ? irqentry_exit+0xf3/0x650 [ 41.987847] do_syscall_64+0xbf/0x430 [ 41.988578] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.989539] RIP: 0033:0x7fa345bf45cd [ 41.990243] 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 [ 41.993392] RSP: 002b:00007fff5f2cffb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.994748] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa345bf45cd [ 41.996026] RDX: 0000555dc8415e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.997319] RBP: 00007fff5f2d0010 R08: 0000000000000000 R09: 00007fff5f2cf6b0 [ 41.998601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555dfcfd4240 [ 41.999872] R13: 00007fff5f2d0440 R14: 0000555dfcfd3bf0 R15: 0000555dfcfe84d0 [ 42.001169] [ 42.001484] irq event stamp: 1801 [ 42.001908] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 42.002892] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 42.003865] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 42.004858] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 42.005680] ---[ end trace 0000000000000000 ]--- [ 42.751507] ------------[ cut here ]------------ [ 42.752480] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.754496] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 42.755992] Modules linked in: [ 42.756607] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.758637] Tainted: [W]=WARN [ 42.759237] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.760745] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.761623] 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 [ 42.764838] RSP: 0018:ffff88801623fbc0 EFLAGS: 00010286 [ 42.765827] RAX: 0000000000000000 RBX: ffffed1002c47f78 RCX: ffffffff813a4050 [ 42.767123] RDX: ffff88801908d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.768424] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c47f2f [ 42.769712] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.771034] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801623fdf8 [ 42.772332] FS: 00007f8b06515900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.773792] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.774870] CR2: 00007f8b06a07580 CR3: 0000000009e88000 CR4: 0000000000350ef0 [ 42.776169] Call Trace: [ 42.776653] [ 42.777114] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.778034] ? __create_object+0x59/0x80 [ 42.778820] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.779801] __vmalloc_noprof+0x59/0x60 [ 42.780537] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.781426] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.782346] bpf_prog_alloc+0x39/0x200 [ 42.783094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.784039] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.784972] do_seccomp+0x349/0x25e0 [ 42.785651] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.786558] ? __pfx_do_seccomp+0x10/0x10 [ 42.787362] ? find_held_lock+0x2b/0x80 [ 42.788135] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.789116] ? static_key_count+0x60/0x80 [ 42.789932] prctl_set_seccomp+0x4e/0x70 [ 42.790666] __do_sys_prctl+0xe6c/0x1d70 [ 42.791462] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.792348] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.793325] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.794315] ? irqentry_exit+0xf3/0x650 [ 42.795095] do_syscall_64+0xbf/0x430 [ 42.795849] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.796827] RIP: 0033:0x7f8b06a075cd [ 42.797503] 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 [ 42.800697] RSP: 002b:00007ffdd1cf6440 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.802102] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8b06a075cd [ 42.803407] RDX: 0000555f97661e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.804746] RBP: 00007ffdd1cf64a0 R08: 0000000000000000 R09: 00007ffdd1cf5b40 [ 42.806041] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555fb2243ad0 [ 42.807340] R13: 00007ffdd1cf68d0 R14: 0000555fb2244bc0 R15: 0000555fb2255780 [ 42.808655] [ 42.809123] irq event stamp: 1723 [ 42.809775] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 42.811310] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 42.812872] softirqs last enabled at (1514): [] handle_softirqs+0x50c/0x770 [ 42.814431] softirqs last disabled at (1509): [] __irq_exit_rcu+0xc4/0x100 [ 42.815951] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11860' (ECDSA) to the list of known hosts. 2025/11/18 07:35:57 fuzzer started 2025/11/18 07:35:57 dialing manager at localhost:37895 2025/11/18 07:35:57 checking machine... 2025/11/18 07:35:57 checking revisions... [ 43.792507] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:35:57 testing simple program... [ 43.886680] cgroup: Unknown subsys name 'net' [ 43.952228] cgroup: Unknown subsys name 'cpuset' [ 43.978531] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:35:56 Registers: info registers vcpu 0 RAX=1ffffffff0ce4b5f RBX=ffffffff86725afc RCX=ffffffff81b2a0b3 RDX=0000000000000000 RSI=ffffffff86ab8282 RDI=ffffffff86725ae0 RBP=ffffffff86725ae0 RSP=ffff88806ce08998 R8 =ffffffff86ab8282 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255cb R12=ffffffff86725b1c R13=ffffffff86725ae0 R14=ffffffff86725ae0 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000217 [----APC] 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 00007fa345702900 00000000 00000000 GS =0000 ffff8880e538f000 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=00007fa3456c2008 CR3=000000001f21e000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001a663 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9ecdb98040 CR3=000000000ded6000 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=98af90481ea296b9914313d6dd5d95a5 XMM02=ec2efd57dc4c00df00000000003042a8 XMM03=0312c0b0715d075a0000000000304378 XMM04=3f0b7776754fc68100000000000ae988 XMM05=d96330e2d2db8632000000000031f068 XMM06=474038aa6c007e1f000000000031eef0 XMM07=e042d86d42eb936e000000000030f548 XMM08=0312c0b0715d075a0000000000304378 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000