syzkaller login: [ 45.506827] ------------[ cut here ]------------ [ 45.507908] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.510197] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.511871] Modules linked in: [ 45.512592] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.514831] Tainted: [W]=WARN [ 45.515441] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.517072] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.518097] 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 [ 45.521634] RSP: 0018:ffff88801741fbc0 EFLAGS: 00010286 [ 45.522729] RAX: 0000000000000000 RBX: ffffed1002e83f78 RCX: ffffffff813a4050 [ 45.524144] RDX: ffff88800df95340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.525571] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e83f2f [ 45.526998] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.528420] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801741fdf8 [ 45.529848] FS: 00007f64c1aa4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.531485] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.532702] CR2: 00007f64c1f96580 CR3: 000000001b9d0000 CR4: 0000000000350ef0 [ 45.534149] Call Trace: [ 45.534715] [ 45.535172] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.536179] ? __create_object+0x59/0x80 [ 45.537051] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.538162] __vmalloc_noprof+0x59/0x60 [ 45.539023] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.540010] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.540972] bpf_prog_alloc+0x39/0x200 [ 45.541782] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.542842] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.543865] do_seccomp+0x349/0x25e0 [ 45.544687] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.545655] ? __pfx_do_seccomp+0x10/0x10 [ 45.546429] ? find_held_lock+0x2b/0x80 [ 45.547189] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.548155] ? static_key_count+0x60/0x80 [ 45.548974] prctl_set_seccomp+0x4e/0x70 [ 45.549762] __do_sys_prctl+0xe6c/0x1d70 [ 45.550513] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.551380] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.552352] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.553323] ? irqentry_exit+0xf3/0x650 [ 45.554109] do_syscall_64+0xbf/0x430 [ 45.554838] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.555799] RIP: 0033:0x7f64c1f965cd [ 45.556464] 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 [ 45.559675] RSP: 002b:00007ffea32a9ba0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.561060] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64c1f965cd [ 45.562367] RDX: 000055d5eda5ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.563679] RBP: 00007ffea32a9c00 R08: 0000000000000000 R09: 00007ffea32a92a0 [ 45.564999] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d5f4363ad0 [ 45.566316] R13: 00007ffea32aa030 R14: 000055d5f4364bc0 R15: 000055d5f4375780 [ 45.567454] [ 45.567853] irq event stamp: 1737 [ 45.568381] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 45.569728] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 45.571056] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 45.572401] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 45.573720] ---[ end trace 0000000000000000 ]--- [ 48.146002] ------------[ cut here ]------------ [ 48.146964] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.149084] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 48.150623] Modules linked in: [ 48.151236] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.153512] Tainted: [W]=WARN [ 48.154194] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.155722] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.156662] 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 [ 48.159984] RSP: 0018:ffff88801714fbc0 EFLAGS: 00010286 [ 48.161006] RAX: 0000000000000000 RBX: ffffed1002e29f78 RCX: ffffffff813a4050 [ 48.162338] RDX: ffff88800fb6d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.163682] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e29f2f [ 48.164996] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.166350] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801714fdf8 [ 48.167669] FS: 00007f6b47628900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.169177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.170265] CR2: 00007ffc92d52ef7 CR3: 0000000020703000 CR4: 0000000000350ef0 [ 48.171612] Call Trace: [ 48.172082] [ 48.172503] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.173435] ? __create_object+0x59/0x80 [ 48.174321] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.175386] __vmalloc_noprof+0x59/0x60 [ 48.176185] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.177071] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.178059] bpf_prog_alloc+0x39/0x200 [ 48.178818] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.179787] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.180707] do_seccomp+0x349/0x25e0 [ 48.181410] ? find_held_lock+0x2b/0x80 [ 48.182215] ? do_prlimit+0x310/0x610 [ 48.182966] ? __pfx_do_seccomp+0x10/0x10 [ 48.183776] ? do_raw_spin_unlock+0x53/0x220 [ 48.184631] ? _raw_spin_unlock+0x1e/0x40 [ 48.185439] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.186461] ? static_key_count+0x60/0x80 [ 48.187279] prctl_set_seccomp+0x4e/0x70 [ 48.188079] __do_sys_prctl+0xe6c/0x1d70 [ 48.188984] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.189870] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.190908] ? irqentry_exit+0xf3/0x650 [ 48.191687] do_syscall_64+0xbf/0x430 [ 48.192407] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.193397] RIP: 0033:0x7f6b47b1a5cd [ 48.194125] 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 [ 48.197453] RSP: 002b:00007ffc92d51d50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.198893] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b47b1a5cd [ 48.200205] RDX: 000055d1f43d6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.201557] RBP: 00007ffc92d51db0 R08: 0000000000000000 R09: 00007ffc92d51450 [ 48.202883] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d233472ad0 [ 48.204222] R13: 00007ffc92d521e0 R14: 000055d233473bc0 R15: 000055d233484780 [ 48.205559] [ 48.206013] irq event stamp: 2281 [ 48.206617] hardirqs last enabled at (2291): [] __up_console_sem+0x78/0x80 [ 48.207913] hardirqs last disabled at (2300): [] __up_console_sem+0x5d/0x80 [ 48.209238] softirqs last enabled at (2204): [] handle_softirqs+0x50c/0x770 [ 48.210573] softirqs last disabled at (2199): [] __irq_exit_rcu+0xc4/0x100 [ 48.211901] ---[ end trace 0000000000000000 ]--- [ 48.940103] ------------[ cut here ]------------ [ 48.941078] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.943097] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 48.944582] Modules linked in: [ 48.945176] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.947166] Tainted: [W]=WARN [ 48.947778] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.949263] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.950215] 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 [ 48.953374] RSP: 0018:ffff8880176bfbc0 EFLAGS: 00010286 [ 48.954375] RAX: 0000000000000000 RBX: ffffed1002ed7f78 RCX: ffffffff813a4050 [ 48.955673] RDX: ffff888015ab1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.956949] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ed7f2f [ 48.958251] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.959563] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176bfdf8 [ 48.960850] FS: 00007f3ebb32c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.962307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.963362] CR2: 00007fffdb881ef7 CR3: 0000000013d8b000 CR4: 0000000000350ef0 [ 48.964654] Call Trace: [ 48.965127] [ 48.965593] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.966461] ? __create_object+0x59/0x80 [ 48.967253] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.968237] __vmalloc_noprof+0x59/0x60 [ 48.969011] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.969895] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.970833] bpf_prog_alloc+0x39/0x200 [ 48.971580] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.972478] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.973384] do_seccomp+0x349/0x25e0 [ 48.974141] ? find_held_lock+0x2b/0x80 [ 48.974927] ? do_prlimit+0x310/0x610 [ 48.975683] ? __pfx_do_seccomp+0x10/0x10 [ 48.976432] ? do_raw_spin_unlock+0x53/0x220 [ 48.977270] ? _raw_spin_unlock+0x1e/0x40 [ 48.978079] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.979062] ? static_key_count+0x60/0x80 [ 48.979879] prctl_set_seccomp+0x4e/0x70 [ 48.980667] __do_sys_prctl+0xe6c/0x1d70 [ 48.981416] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.982328] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.983316] ? irqentry_exit+0xf3/0x650 [ 48.984098] do_syscall_64+0xbf/0x430 [ 48.984860] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.985833] RIP: 0033:0x7f3ebb81e5cd [ 48.986516] 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 [ 48.989781] RSP: 002b:00007fffdb880230 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.991177] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3ebb81e5cd [ 48.992482] RDX: 000055ce04548e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.993789] RBP: 00007fffdb880290 R08: 0000000000000000 R09: 00007fffdb87f930 [ 48.995142] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce2f600ad0 [ 48.996449] R13: 00007fffdb8806c0 R14: 000055ce2f601bc0 R15: 000055ce2f612780 [ 48.997771] [ 48.998214] irq event stamp: 1807 [ 48.998879] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 49.000423] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 49.001985] softirqs last enabled at (1300): [] handle_softirqs+0x50c/0x770 [ 49.003428] softirqs last disabled at (1289): [] __irq_exit_rcu+0xc4/0x100 [ 49.004716] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30664' (ECDSA) to the list of known hosts. 2025/11/17 15:28:20 fuzzer started 2025/11/17 15:28:20 dialing manager at localhost:37895 2025/11/17 15:28:20 checking machine... 2025/11/17 15:28:20 checking revisions... [ 49.860410] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:28:20 testing simple program... [ 49.954134] cgroup: Unknown subsys name 'net' [ 50.028383] cgroup: Unknown subsys name 'cpuset' [ 50.040758] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:28:20 Registers: info registers vcpu 0 RAX=000000000cc64e71 RBX=ffff888015bb3780 RCX=000000002daad376 RDX=000000002daad376 RSI=0000000030b7cd12 RDI=00000000b12c70b3 RBP=ffff888015bb41d8 RSP=ffff888015ed6b48 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888015bb4200 R13=000000005e62a088 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815275dc RFL=00000006 [-----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 00007f6b47628900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6b47602c94 CR3=0000000020680000 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=ffff88800f9961e0 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff88800f888380 RSI=0000000000000000 RDI=ffff88800f8d2200 RBP=ffff88800f8d2200 RSP=ffff88800b287938 R8 =0000000000000001 R9 =ffffed1001650f18 R10=0000000000000003 R11=0000000000000001 R12=ffff888010004758 R13=0000000000000246 R14=ffff88800f8d2200 R15=ffff8880097d2500 RIP=ffffffff81b61984 RFL=00000082 [--S----] 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc63913a28 CR3=000000000baac000 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=38323a353120373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3833325b646873732039313a3832 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363931 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000