syzkaller login: [ 45.968901] ------------[ cut here ]------------ [ 45.969706] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.971431] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.972643] Modules linked in: [ 45.973142] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.974817] Tainted: [W]=WARN [ 45.975278] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.976528] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.977264] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 45.979997] RSP: 0018:ffff888016cafbc0 EFLAGS: 00010286 [ 45.980814] RAX: 0000000000000000 RBX: ffffed1002d95f78 RCX: ffffffff813a4050 [ 45.981882] RDX: ffff88801464b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.982990] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d95f2f [ 45.984072] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.985146] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cafdf8 [ 45.986230] FS: 00007efceba41900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.987459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.988311] CR2: 00007efcebf33580 CR3: 000000000d6ec000 CR4: 0000000000350ef0 [ 45.989392] Call Trace: [ 45.989779] [ 45.990117] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.990877] ? __create_object+0x59/0x80 [ 45.991528] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.992301] __vmalloc_noprof+0x59/0x60 [ 45.992936] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.993683] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.994471] bpf_prog_alloc+0x39/0x200 [ 45.995050] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.995824] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.996575] do_seccomp+0x349/0x25e0 [ 45.997143] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.997910] ? __pfx_do_seccomp+0x10/0x10 [ 45.998578] ? find_held_lock+0x2b/0x80 [ 45.999179] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.999987] ? static_key_count+0x60/0x80 [ 46.000652] prctl_set_seccomp+0x4e/0x70 [ 46.001259] __do_sys_prctl+0xe6c/0x1d70 [ 46.001921] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.002663] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.003467] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.004235] ? irqentry_exit+0xf3/0x650 [ 46.004880] do_syscall_64+0xbf/0x430 [ 46.005500] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.006259] RIP: 0033:0x7efcebf335cd [ 46.006867] 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 [ 46.009517] RSP: 002b:00007fff682ddf40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.010692] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efcebf335cd [ 46.011774] RDX: 0000564aec5b3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.012855] RBP: 00007fff682ddfa0 R08: 0000000000000000 R09: 00007fff682dd640 [ 46.013938] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564afac162b0 [ 46.015030] R13: 00007fff682de3d0 R14: 0000564afac18d20 R15: 0000564afac2a8d0 [ 46.016145] [ 46.016531] irq event stamp: 1727 [ 46.017037] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 46.018322] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 46.019624] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 46.020916] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 46.022191] ---[ end trace 0000000000000000 ]--- [ 48.895293] ------------[ cut here ]------------ [ 48.896079] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.897759] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 48.898999] Modules linked in: [ 48.899535] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.901285] Tainted: [W]=WARN [ 48.901784] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.903027] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.903782] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 48.906414] RSP: 0018:ffff888016e8fbc0 EFLAGS: 00010286 [ 48.907185] RAX: 0000000000000000 RBX: ffffed1002dd1f78 RCX: ffffffff813a4050 [ 48.908245] RDX: ffff88800b700000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.909563] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd1f2f [ 48.910682] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.911779] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e8fdf8 [ 48.912861] FS: 00007f3344a3f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.914056] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.914976] CR2: 00007ffece360ef7 CR3: 000000001f856000 CR4: 0000000000350ef0 [ 48.916072] Call Trace: [ 48.916494] [ 48.916892] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.917673] ? __create_object+0x59/0x80 [ 48.918297] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.919115] __vmalloc_noprof+0x59/0x60 [ 48.919737] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.920459] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.921205] bpf_prog_alloc+0x39/0x200 [ 48.921816] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.922598] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.923314] do_seccomp+0x349/0x25e0 [ 48.923910] ? find_held_lock+0x2b/0x80 [ 48.924543] ? do_prlimit+0x310/0x610 [ 48.925125] ? __pfx_do_seccomp+0x10/0x10 [ 48.925782] ? do_raw_spin_unlock+0x53/0x220 [ 48.926483] ? _raw_spin_unlock+0x1e/0x40 [ 48.927099] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.927898] ? static_key_count+0x60/0x80 [ 48.928573] prctl_set_seccomp+0x4e/0x70 [ 48.929181] __do_sys_prctl+0xe6c/0x1d70 [ 48.929839] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.930570] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.931341] ? irqentry_exit+0xf3/0x650 [ 48.931997] do_syscall_64+0xbf/0x430 [ 48.932617] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.933412] RIP: 0033:0x7f3344f315cd [ 48.933962] 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 [ 48.936651] RSP: 002b:00007ffece35e9f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.937826] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3344f315cd [ 48.938928] RDX: 000055e9da647e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.940012] RBP: 00007ffece35ea50 R08: 0000000000000000 R09: 00007ffece35e0f0 [ 48.941089] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9e37f9ad0 [ 48.942159] R13: 00007ffece35ee80 R14: 000055e9e37fabc0 R15: 000055e9e380b780 [ 48.943269] [ 48.943653] irq event stamp: 1711 [ 48.944168] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 48.945456] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 48.946738] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 48.948030] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 48.949297] ---[ end trace 0000000000000000 ]--- [ 49.774154] ------------[ cut here ]------------ [ 49.775098] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.777079] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.778529] Modules linked in: [ 49.779094] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.781021] Tainted: [W]=WARN [ 49.781599] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.783040] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.783931] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.787072] RSP: 0018:ffff8880177efbc0 EFLAGS: 00010286 [ 49.788037] RAX: 0000000000000000 RBX: ffffed1002efdf78 RCX: ffffffff813a4050 [ 49.789285] RDX: ffff88801448b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.790552] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002efdf2f [ 49.791802] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.793041] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177efdf8 [ 49.794291] FS: 00007ff4cee63900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.795710] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.796741] CR2: 00007ff4cf355580 CR3: 000000001f238000 CR4: 0000000000350ef0 [ 49.797994] Call Trace: [ 49.798497] [ 49.798903] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.799782] ? __create_object+0x59/0x80 [ 49.800550] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.801496] __vmalloc_noprof+0x59/0x60 [ 49.802196] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.803046] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.803950] bpf_prog_alloc+0x39/0x200 [ 49.804665] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.805564] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.806460] do_seccomp+0x349/0x25e0 [ 49.807115] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.807988] ? __pfx_do_seccomp+0x10/0x10 [ 49.808740] ? find_held_lock+0x2b/0x80 [ 49.809479] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.810425] ? static_key_count+0x60/0x80 [ 49.811173] prctl_set_seccomp+0x4e/0x70 [ 49.811927] __do_sys_prctl+0xe6c/0x1d70 [ 49.812681] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.813516] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.814462] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.815395] ? irqentry_exit+0xf3/0x650 [ 49.816098] do_syscall_64+0xbf/0x430 [ 49.816819] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.817748] RIP: 0033:0x7ff4cf3555cd [ 49.818442] 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 [ 49.821529] RSP: 002b:00007fff58640cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.822863] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff4cf3555cd [ 49.824132] RDX: 000055ef9fe70e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.825404] RBP: 00007fff58640d20 R08: 0000000000000000 R09: 00007fff586403c0 [ 49.826679] R10: 0000000000000000 R11: 0000000000000246 R12: 000055efc8f65ad0 [ 49.827945] R13: 00007fff58641150 R14: 000055efc8f66bc0 R15: 000055efc8f77780 [ 49.829245] [ 49.829688] irq event stamp: 1757 [ 49.830307] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 49.831852] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 49.833373] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 49.834912] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 49.836401] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31048' (ECDSA) to the list of known hosts. 2025/11/18 14:45:27 fuzzer started 2025/11/18 14:45:27 dialing manager at localhost:34383 2025/11/18 14:45:27 checking machine... 2025/11/18 14:45:27 checking revisions... [ 50.739699] kmemleak: Automatic memory scanning thread ended 2025/11/18 14:45:27 testing simple program... [ 50.828272] cgroup: Unknown subsys name 'net' [ 50.889794] cgroup: Unknown subsys name 'cpuset' [ 50.904345] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:45:27 Registers: info registers vcpu 0 RAX=000000000004527f RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 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=00007fa16283a000 CR3=000000000de69000 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=b9eba0e1f0420984f248d4822d681c24 XMM02=ec2efd57dc4c00df0000000000307bb0 XMM03=e5bda63e64e6adce0000000000307c80 XMM04=2c49d56ebdbe2bb600000000000ae988 XMM05=090f1556b20111b300000000003205a8 XMM06=5b75c91c804453420000000000320430 XMM07=e042d86d42eb936e0000000000312240 XMM08=e5bda63e64e6adce0000000000307c80 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000005 RBX=ffff8880096fb780 RCX=0000000000000001 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff8880096fc1d8 RSP=ffff888009757628 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff8880096fc200 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527128 RFL=00000007 [-----PC] 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3344ff6618 CR3=000000000e016000 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=35343a343120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383834 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000