[ 39.344658] ------------[ cut here ]------------ [ 39.345670] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.347899] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.349519] Modules linked in: [ 39.350170] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.352666] Tainted: [W]=WARN [ 39.353286] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.355453] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.356313] 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 [ 39.359847] RSP: 0018:ffff888016bc7bc0 EFLAGS: 00010286 [ 39.360941] RAX: 0000000000000000 RBX: ffffed1002d78f78 RCX: ffffffff813a4050 [ 39.362392] RDX: ffff8880194fb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.363836] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d78f2f [ 39.365294] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.366733] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bc7df8 [ 39.368339] FS: 00007fbc64f2e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.370140] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.371298] CR2: 00007fff89d02ef8 CR3: 000000000d127000 CR4: 0000000000350ef0 [ 39.372688] Call Trace: [ 39.373181] [ 39.373667] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.374623] ? __create_object+0x59/0x80 [ 39.375459] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.376517] __vmalloc_noprof+0x59/0x60 [ 39.377283] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.378218] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.379215] bpf_prog_alloc+0x39/0x200 [ 39.380022] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.381026] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.382012] do_seccomp+0x349/0x25e0 [ 39.382790] ? find_held_lock+0x2b/0x80 [ 39.383615] ? do_prlimit+0x310/0x610 [ 39.384438] ? __pfx_do_seccomp+0x10/0x10 [ 39.385240] ? do_raw_spin_unlock+0x53/0x220 [ 39.386157] ? _raw_spin_unlock+0x1e/0x40 [ 39.387013] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.388069] ? static_key_count+0x60/0x80 [ 39.388958] prctl_set_seccomp+0x4e/0x70 [ 39.389792] __do_sys_prctl+0xe6c/0x1d70 [ 39.390657] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.391598] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.392668] ? irqentry_exit+0xf3/0x650 [ 39.393505] do_syscall_64+0xbf/0x430 [ 39.394265] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.395298] RIP: 0033:0x7fbc654205cd [ 39.396061] 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 [ 39.399559] RSP: 002b:00007fff89d01470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.401056] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc654205cd [ 39.402454] RDX: 000055983c2d1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.403861] RBP: 00007fff89d014d0 R08: 0000000000000000 R09: 00007fff89d00b70 [ 39.405303] R10: 0000000000000000 R11: 0000000000000246 R12: 000055985dd16ad0 [ 39.406721] R13: 00007fff89d01900 R14: 000055985dd17bc0 R15: 000055985dd28780 [ 39.408168] [ 39.408697] irq event stamp: 1885 [ 39.409407] hardirqs last enabled at (1893): [] __up_console_sem+0x78/0x80 [ 39.410858] hardirqs last disabled at (1904): [] __up_console_sem+0x5d/0x80 [ 39.412346] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 39.413881] softirqs last disabled at (1925): [] __irq_exit_rcu+0xc4/0x100 [ 39.415401] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.460834] ------------[ cut here ]------------ [ 42.461605] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.463272] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.464480] Modules linked in: [ 42.464966] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.466593] Tainted: [W]=WARN [ 42.467058] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.468266] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.469032] 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 [ 42.471652] RSP: 0018:ffff888018b07bc0 EFLAGS: 00010286 [ 42.472466] RAX: 0000000000000000 RBX: ffffed1003160f78 RCX: ffffffff813a4050 [ 42.473531] RDX: ffff88800a36b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.474592] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003160f2f [ 42.475649] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.476718] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018b07df8 [ 42.477779] FS: 00007ff76a1a9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.478976] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.479855] CR2: 00007fff7e014ef8 CR3: 000000000db8f000 CR4: 0000000000350ef0 [ 42.480926] Call Trace: [ 42.481308] [ 42.481686] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.482440] ? __create_object+0x59/0x80 [ 42.483049] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.483847] __vmalloc_noprof+0x59/0x60 [ 42.484485] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.485170] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.485942] bpf_prog_alloc+0x39/0x200 [ 42.486555] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.487291] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.488032] do_seccomp+0x349/0x25e0 [ 42.488637] ? find_held_lock+0x2b/0x80 [ 42.489229] ? do_prlimit+0x310/0x610 [ 42.489838] ? __pfx_do_seccomp+0x10/0x10 [ 42.490483] ? do_raw_spin_unlock+0x53/0x220 [ 42.491132] ? _raw_spin_unlock+0x1e/0x40 [ 42.491777] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.492583] ? static_key_count+0x60/0x80 [ 42.493209] prctl_set_seccomp+0x4e/0x70 [ 42.493848] __do_sys_prctl+0xe6c/0x1d70 [ 42.494498] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.495171] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.495971] ? irqentry_exit+0xf3/0x650 [ 42.496625] do_syscall_64+0xbf/0x430 [ 42.497221] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.498029] RIP: 0033:0x7ff76a69b5cd [ 42.498633] 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 [ 42.501349] RSP: 002b:00007fff7e013aa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.502487] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff76a69b5cd [ 42.503545] RDX: 0000562e4b542e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.504617] RBP: 00007fff7e013b00 R08: 0000000000000000 R09: 00007fff7e0131a0 [ 42.505671] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562e69c39ad0 [ 42.506732] R13: 00007fff7e013f30 R14: 0000562e69c3abc0 R15: 0000562e69c4b780 [ 42.507813] [ 42.508164] irq event stamp: 1745 [ 42.508719] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 42.509986] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 42.511246] softirqs last enabled at (1100): [] handle_softirqs+0x50c/0x770 [ 42.512547] softirqs last disabled at (1085): [] __irq_exit_rcu+0xc4/0x100 [ 42.513803] ---[ end trace 0000000000000000 ]--- [ 43.398438] ------------[ cut here ]------------ [ 43.399314] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.401317] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.402745] Modules linked in: [ 43.403308] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.405506] Tainted: [W]=WARN [ 43.406059] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.407561] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.408468] 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 [ 43.411557] RSP: 0018:ffff88801729fbc0 EFLAGS: 00010286 [ 43.412524] RAX: 0000000000000000 RBX: ffffed1002e53f78 RCX: ffffffff813a4050 [ 43.413786] RDX: ffff8880149e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.415040] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e53f2f [ 43.416287] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.417538] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801729fdf8 [ 43.418787] FS: 00007f6d04bad900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.420203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.421253] CR2: 00007ffd4d190ef8 CR3: 000000001e0a9000 CR4: 0000000000350ef0 [ 43.422516] Call Trace: [ 43.422966] [ 43.423365] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.424243] ? __create_object+0x59/0x80 [ 43.425017] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.425964] __vmalloc_noprof+0x59/0x60 [ 43.426711] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.427579] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.428515] bpf_prog_alloc+0x39/0x200 [ 43.429191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.430102] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.430996] do_seccomp+0x349/0x25e0 [ 43.431708] ? find_held_lock+0x2b/0x80 [ 43.432465] ? do_prlimit+0x310/0x610 [ 43.433148] ? __pfx_do_seccomp+0x10/0x10 [ 43.433914] ? do_raw_spin_unlock+0x53/0x220 [ 43.434747] ? _raw_spin_unlock+0x1e/0x40 [ 43.435510] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.436461] ? static_key_count+0x60/0x80 [ 43.437204] prctl_set_seccomp+0x4e/0x70 [ 43.437959] __do_sys_prctl+0xe6c/0x1d70 [ 43.438716] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.439557] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.440520] ? irqentry_exit+0xf3/0x650 [ 43.441225] do_syscall_64+0xbf/0x430 [ 43.441957] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.442882] RIP: 0033:0x7f6d0509f5cd [ 43.443553] 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 [ 43.446646] RSP: 002b:00007ffd4d18ece0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.447975] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d0509f5cd [ 43.449224] RDX: 000055b04345fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.450488] RBP: 00007ffd4d18ed40 R08: 0000000000000000 R09: 00007ffd4d18e3e0 [ 43.451743] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b07525bad0 [ 43.452999] R13: 00007ffd4d18f170 R14: 000055b07525cbc0 R15: 000055b07526d780 [ 43.454268] [ 43.454712] irq event stamp: 1859 [ 43.455307] hardirqs last enabled at (1867): [] __up_console_sem+0x78/0x80 [ 43.456800] hardirqs last disabled at (1876): [] __up_console_sem+0x5d/0x80 [ 43.458301] softirqs last enabled at (1626): [] handle_softirqs+0x50c/0x770 [ 43.459809] softirqs last disabled at (1621): [] __irq_exit_rcu+0xc4/0x100 [ 43.461260] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31378' (ECDSA) to the list of known hosts. 2025/11/17 17:06:07 fuzzer started 2025/11/17 17:06:08 dialing manager at localhost:37895 2025/11/17 17:06:08 checking machine... 2025/11/17 17:06:08 checking revisions... [ 44.356691] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:06:08 testing simple program... [ 44.439991] cgroup: Unknown subsys name 'net' [ 44.488131] cgroup: Unknown subsys name 'cpuset' [ 44.499767] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:06:07 Registers: info registers vcpu 0 RAX=ffffffff87ce3608 RBX=ffff888009611bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888009612640 RDI=ffff888009612640 RBP=ffff888009612618 RSP=ffff888009627698 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527583 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff76a75e650 CR3=000000000d8b3000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=279e816f143f305e00000000000ae988 XMM05=643903794490966c0000000000320948 XMM06=d96330e2d2db8632000000000031f078 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff86a49c3b RBX=0000000000000001 RCX=ffffffff86a49c36 RDX=0000000000000000 RSI=1ffffffff0d49387 RDI=ffffffff866dc158 RBP=ffff888017da7330 RSP=ffff888017da7268 R8 =ffffffff86a49c36 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f69 R12=ffff888017da7338 R13=ffff888017da7320 R14=ffff888017da7319 R15=ffff888017da72d8 RIP=ffffffff8135e815 RFL=00000216 [----AP-] 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd417c4c260 CR3=000000001dfdc000 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=756e696c2d34365f3638782f62696c2f XMM01=7272655f6d6f6362696c2f756e672d78 XMM02=00322e6f732e7272655f6d6f6362696c XMM03=2f756e672d78756e696c2d34365f3638 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000