[ 46.446230] ------------[ cut here ]------------ [ 46.447180] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.449222] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.450831] Modules linked in: [ 46.451486] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.453501] Tainted: [W]=WARN [ 46.454119] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.455602] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.456542] 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 [ 46.459766] RSP: 0018:ffff88801be27bc0 EFLAGS: 00010286 [ 46.460745] RAX: 0000000000000000 RBX: ffffed10037c4f78 RCX: ffffffff813a4050 [ 46.462062] RDX: ffff88801bef8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.463375] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037c4f2f [ 46.464671] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.465986] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801be27df8 [ 46.467290] FS: 00007f23e45f8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.468759] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.469847] CR2: 00007f23e4b5e4a6 CR3: 000000000e627000 CR4: 0000000000350ef0 [ 46.471174] Call Trace: [ 46.471640] [ 46.472095] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.472999] ? __create_object+0x59/0x80 [ 46.473761] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.474732] __vmalloc_noprof+0x59/0x60 [ 46.475477] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.476336] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.477263] bpf_prog_alloc+0x39/0x200 [ 46.478018] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.478949] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.479795] do_seccomp+0x349/0x25e0 [ 46.480508] ? find_held_lock+0x2b/0x80 [ 46.481265] ? do_prlimit+0x310/0x610 [ 46.482019] ? __pfx_do_seccomp+0x10/0x10 [ 46.482752] ? do_raw_spin_unlock+0x53/0x220 [ 46.483575] ? _raw_spin_unlock+0x1e/0x40 [ 46.484349] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.485308] ? static_key_count+0x60/0x80 [ 46.486123] prctl_set_seccomp+0x4e/0x70 [ 46.486911] __do_sys_prctl+0xe6c/0x1d70 [ 46.487647] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.488522] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.489506] ? irqentry_exit+0xf3/0x650 [ 46.490289] do_syscall_64+0xbf/0x430 [ 46.491032] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.491993] RIP: 0033:0x7f23e4aea5cd [ 46.492678] 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 [ 46.495841] RSP: 002b:00007ffedb0fc1d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.497257] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23e4aea5cd [ 46.498580] RDX: 00005596e5f4ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.499877] RBP: 00007ffedb0fc230 R08: 0000000000000000 R09: 00007ffedb0fb8d0 [ 46.501159] R10: 0000000000000000 R11: 0000000000000246 R12: 000055970825dbf0 [ 46.502453] R13: 00007ffedb0fc660 R14: 0000559708267380 R15: 0000559708272460 [ 46.503768] [ 46.504241] irq event stamp: 3513 [ 46.504841] hardirqs last enabled at (3521): [] __up_console_sem+0x78/0x80 [ 46.506390] hardirqs last disabled at (3532): [] __up_console_sem+0x5d/0x80 [ 46.507933] softirqs last enabled at (3326): [] handle_softirqs+0x50c/0x770 [ 46.509458] softirqs last disabled at (3321): [] __irq_exit_rcu+0xc4/0x100 [ 46.511004] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.970081] ------------[ cut here ]------------ [ 49.970783] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.972449] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 49.973617] Modules linked in: [ 49.974119] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.975954] Tainted: [W]=WARN [ 49.976424] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.977649] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.978404] 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 [ 49.981043] RSP: 0018:ffff88801846fbc0 EFLAGS: 00010286 [ 49.981843] RAX: 0000000000000000 RBX: ffffed100308df78 RCX: ffffffff813a4050 [ 49.982952] RDX: ffff88801b4ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.984027] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100308df2f [ 49.985073] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.986132] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801846fdf8 [ 49.987171] FS: 00007fda3312e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.988344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.989194] CR2: 00007fffdae3def7 CR3: 000000000e78c000 CR4: 0000000000350ef0 [ 49.990239] Call Trace: [ 49.990613] [ 49.990968] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.991665] ? __create_object+0x59/0x80 [ 49.992305] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.993074] __vmalloc_noprof+0x59/0x60 [ 49.993658] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.994367] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.995116] bpf_prog_alloc+0x39/0x200 [ 49.995672] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.996428] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.997152] do_seccomp+0x349/0x25e0 [ 49.997710] ? find_held_lock+0x2b/0x80 [ 49.998338] ? do_prlimit+0x310/0x610 [ 49.998917] ? __pfx_do_seccomp+0x10/0x10 [ 49.999493] ? do_raw_spin_unlock+0x53/0x220 [ 50.000144] ? _raw_spin_unlock+0x1e/0x40 [ 50.000710] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.001462] ? static_key_count+0x60/0x80 [ 50.002092] prctl_set_seccomp+0x4e/0x70 [ 50.002657] __do_sys_prctl+0xe6c/0x1d70 [ 50.003267] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.003932] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.004649] ? irqentry_exit+0xf3/0x650 [ 50.005247] do_syscall_64+0xbf/0x430 [ 50.005793] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.006528] RIP: 0033:0x7fda336205cd [ 50.007077] 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 [ 50.009512] RSP: 002b:00007fffdae3c810 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.010574] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda336205cd [ 50.011559] RDX: 00005618d8f02e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.012553] RBP: 00007fffdae3c870 R08: 0000000000000000 R09: 00007fffdae3bf10 [ 50.013540] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618feec0ad0 [ 50.014545] R13: 00007fffdae3cca0 R14: 00005618feec1bc0 R15: 00005618feed2780 [ 50.015547] [ 50.015900] irq event stamp: 1817 [ 50.016365] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 50.017535] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 50.018732] softirqs last enabled at (1344): [] handle_softirqs+0x50c/0x770 [ 50.019917] softirqs last disabled at (1305): [] __irq_exit_rcu+0xc4/0x100 [ 50.021087] ---[ end trace 0000000000000000 ]--- [ 50.842457] ------------[ cut here ]------------ [ 50.843377] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.845463] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 50.846931] Modules linked in: [ 50.847536] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.849760] Tainted: [W]=WARN [ 50.850544] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.852069] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.853007] 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 [ 50.856213] RSP: 0018:ffff888016527bc0 EFLAGS: 00010286 [ 50.857195] RAX: 0000000000000000 RBX: ffffed1002ca4f78 RCX: ffffffff813a4050 [ 50.858495] RDX: ffff888019941bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.859785] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ca4f2f [ 50.861076] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.862375] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016527df8 [ 50.863672] FS: 00007fd1efae3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.865120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.866196] CR2: 00007fd1effd5580 CR3: 00000000135b2000 CR4: 0000000000350ef0 [ 50.867508] Call Trace: [ 50.868026] [ 50.868440] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.869343] ? __create_object+0x59/0x80 [ 50.870153] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.871142] __vmalloc_noprof+0x59/0x60 [ 50.871906] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.872741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.873687] bpf_prog_alloc+0x39/0x200 [ 50.874430] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.875379] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.876300] do_seccomp+0x349/0x25e0 [ 50.877022] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.877921] ? __pfx_do_seccomp+0x10/0x10 [ 50.878688] ? find_held_lock+0x2b/0x80 [ 50.879449] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.880426] ? static_key_count+0x60/0x80 [ 50.881246] prctl_set_seccomp+0x4e/0x70 [ 50.882046] __do_sys_prctl+0xe6c/0x1d70 [ 50.882776] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.883639] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.884614] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.885617] ? irqentry_exit+0xf3/0x650 [ 50.886396] do_syscall_64+0xbf/0x430 [ 50.887123] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.888067] RIP: 0033:0x7fd1effd55cd [ 50.888748] 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 [ 50.891925] RSP: 002b:00007ffcf5ba6730 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.893282] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd1effd55cd [ 50.894595] RDX: 00005602b1fc2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.895878] RBP: 00007ffcf5ba6790 R08: 0000000000000000 R09: 00007ffcf5ba5e30 [ 50.897165] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602dd0d4bf0 [ 50.898495] R13: 00007ffcf5ba6bc0 R14: 00005602dd0de380 R15: 00005602dd0e9460 [ 50.899807] [ 50.900288] irq event stamp: 1791 [ 50.900947] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 50.902496] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 50.904023] softirqs last enabled at (1814): [] handle_softirqs+0x50c/0x770 [ 50.905582] softirqs last disabled at (1799): [] __irq_exit_rcu+0xc4/0x100 [ 50.907088] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38588' (ECDSA) to the list of known hosts. 2025/11/17 14:16:08 fuzzer started 2025/11/17 14:16:09 dialing manager at localhost:37895 2025/11/17 14:16:09 checking machine... 2025/11/17 14:16:09 checking revisions... [ 51.800959] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:16:09 testing simple program... [ 51.888388] cgroup: Unknown subsys name 'net' [ 51.961588] cgroup: Unknown subsys name 'cpuset' [ 51.975211] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:16:08 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888017288400 RCX=ffffffff81cecb51 RDX=ffff88801511b780 RSI=ffff888015317c68 RDI=ffff888017288400 RBP=ffff88800c86da80 RSP=ffff888015317be0 R8 =0000000000000001 R9 =ffffed1002dfefe4 R10=0000000000000001 R11=0000000000000001 R12=dffffc0000000000 R13=ffff888015317c68 R14=0000000000000001 R15=ffff888017288530 RIP=ffffffff81ce9742 RFL=00000293 [--S-A-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 00007ff876a3e900 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=00007ff876157258 CR3=000000000e714000 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=36313a343120373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3234325b646873732038303a3631 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363836 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff87ce3608 RBX=ffff88801683d340 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88801683dd98 RDI=ffff88801683dd98 RBP=ffff88801683dd98 RSP=ffff88801607f680 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88801683dd98 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527574 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 00007fda3312e900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffdae36000 CR3=000000001f225000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000