[ 38.848901] ------------[ cut here ]------------ [ 38.849765] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.851845] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 38.853289] Modules linked in: [ 38.853911] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.855841] Tainted: [W]=WARN [ 38.856381] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.857818] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.858656] 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 [ 38.861711] RSP: 0018:ffff888018a67bc0 EFLAGS: 00010286 [ 38.862860] RAX: 0000000000000000 RBX: ffffed100314cf78 RCX: ffffffff813a4050 [ 38.864109] RDX: ffff88801abad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.865373] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100314cf2f [ 38.866626] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.867868] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018a67df8 [ 38.869102] FS: 00007f6858be0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.870507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.871536] CR2: 00007ffca073eef8 CR3: 000000000e834000 CR4: 0000000000350ef0 [ 38.872814] Call Trace: [ 38.873275] [ 38.873669] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.874556] ? __create_object+0x59/0x80 [ 38.875319] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.876256] __vmalloc_noprof+0x59/0x60 [ 38.877000] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.877860] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.878731] bpf_prog_alloc+0x39/0x200 [ 38.879454] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.880350] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.881235] do_seccomp+0x349/0x25e0 [ 38.881935] ? find_held_lock+0x2b/0x80 [ 38.882623] ? do_prlimit+0x310/0x610 [ 38.883360] ? __pfx_do_seccomp+0x10/0x10 [ 38.884142] ? do_raw_spin_unlock+0x53/0x220 [ 38.884954] ? _raw_spin_unlock+0x1e/0x40 [ 38.885673] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.886601] ? static_key_count+0x60/0x80 [ 38.887395] prctl_set_seccomp+0x4e/0x70 [ 38.888163] __do_sys_prctl+0xe6c/0x1d70 [ 38.888939] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.889752] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.890706] ? irqentry_exit+0xf3/0x650 [ 38.891457] do_syscall_64+0xbf/0x430 [ 38.892184] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.893116] RIP: 0033:0x7f68590d25cd [ 38.893814] 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 [ 38.896907] RSP: 002b:00007ffca073c2b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.898267] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68590d25cd [ 38.899530] RDX: 00005627a1b10e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.900797] RBP: 00007ffca073c310 R08: 0000000000000000 R09: 00007ffca073b9b0 [ 38.902081] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627ae0d8ad0 [ 38.903334] R13: 00007ffca073c740 R14: 00005627ae0d9bc0 R15: 00005627ae0ea780 [ 38.904611] [ 38.905074] irq event stamp: 1811 [ 38.905679] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 38.907192] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 38.908688] softirqs last enabled at (1832): [] handle_softirqs+0x50c/0x770 [ 38.910089] softirqs last disabled at (1827): [] __irq_exit_rcu+0xc4/0x100 [ 38.911022] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.385422] ------------[ cut here ]------------ [ 42.386443] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.388808] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.390654] Modules linked in: [ 42.391389] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.393658] Tainted: [W]=WARN [ 42.394345] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.396024] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.397070] 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 [ 42.400701] RSP: 0018:ffff888016e1fbc0 EFLAGS: 00010286 [ 42.401836] RAX: 0000000000000000 RBX: ffffed1002dc3f78 RCX: ffffffff813a4050 [ 42.403327] RDX: ffff8880183fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.404805] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc3f2f [ 42.406287] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.407745] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e1fdf8 [ 42.409229] FS: 00007f7ac1be6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.411239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.412451] CR2: 00007f7ac20d8580 CR3: 000000001f150000 CR4: 0000000000350ef0 [ 42.413924] Call Trace: [ 42.414448] [ 42.414960] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.415969] ? __create_object+0x59/0x80 [ 42.416850] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.417958] __vmalloc_noprof+0x59/0x60 [ 42.418887] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.419977] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.421293] bpf_prog_alloc+0x39/0x200 [ 42.422277] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.423334] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.424359] do_seccomp+0x349/0x25e0 [ 42.425179] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.426228] ? __pfx_do_seccomp+0x10/0x10 [ 42.427132] ? find_held_lock+0x2b/0x80 [ 42.427994] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.429087] ? static_key_count+0x60/0x80 [ 42.430005] prctl_set_seccomp+0x4e/0x70 [ 42.430882] __do_sys_prctl+0xe6c/0x1d70 [ 42.431717] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.432689] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.433809] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.434907] ? irqentry_exit+0xf3/0x650 [ 42.435721] do_syscall_64+0xbf/0x430 [ 42.436555] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.437652] RIP: 0033:0x7f7ac20d85cd [ 42.438452] 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 [ 42.442098] RSP: 002b:00007ffdfb8cf440 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.443649] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7ac20d85cd [ 42.445107] RDX: 00005593c3384e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.446575] RBP: 00007ffdfb8cf4a0 R08: 0000000000000000 R09: 00007ffdfb8ceb40 [ 42.448035] R10: 0000000000000000 R11: 0000000000000246 R12: 00005593d41d7ad0 [ 42.449504] R13: 00007ffdfb8cf8d0 R14: 00005593d41d8bc0 R15: 00005593d41e9780 [ 42.450987] [ 42.451470] irq event stamp: 1727 [ 42.452199] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 42.453882] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 42.455328] softirqs last enabled at (1650): [] handle_softirqs+0x50c/0x770 [ 42.456793] softirqs last disabled at (1645): [] __irq_exit_rcu+0xc4/0x100 [ 42.458377] ---[ end trace 0000000000000000 ]--- [ 43.294062] ------------[ cut here ]------------ [ 43.294817] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.296489] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.297704] Modules linked in: [ 43.298244] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.299880] Tainted: [W]=WARN [ 43.300349] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.301585] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.302340] 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 [ 43.304952] RSP: 0018:ffff88800f0d7bc0 EFLAGS: 00010286 [ 43.305726] RAX: 0000000000000000 RBX: ffffed1001e1af78 RCX: ffffffff813a4050 [ 43.306795] RDX: ffff888015b3d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.307842] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e1af2f [ 43.308904] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.309972] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f0d7df8 [ 43.311031] FS: 00007fea4ef1e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.312230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.313111] CR2: 00007fea4f4844a6 CR3: 000000001e789000 CR4: 0000000000350ef0 [ 43.314182] Call Trace: [ 43.314564] [ 43.314935] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.315636] ? __create_object+0x59/0x80 [ 43.316283] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.317084] __vmalloc_noprof+0x59/0x60 [ 43.317685] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.318409] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.319181] bpf_prog_alloc+0x39/0x200 [ 43.319755] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.320531] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.321287] do_seccomp+0x349/0x25e0 [ 43.321875] ? find_held_lock+0x2b/0x80 [ 43.322464] ? do_prlimit+0x310/0x610 [ 43.323067] ? __pfx_do_seccomp+0x10/0x10 [ 43.323679] ? do_raw_spin_unlock+0x53/0x220 [ 43.324363] ? _raw_spin_unlock+0x1e/0x40 [ 43.325003] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.325766] ? static_key_count+0x60/0x80 [ 43.326448] prctl_set_seccomp+0x4e/0x70 [ 43.327089] __do_sys_prctl+0xe6c/0x1d70 [ 43.327698] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.328407] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.329220] ? irqentry_exit+0xf3/0x650 [ 43.329869] do_syscall_64+0xbf/0x430 [ 43.330443] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.331228] RIP: 0033:0x7fea4f4105cd [ 43.331797] 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 [ 43.334405] RSP: 002b:00007fff53733f90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.335538] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea4f4105cd [ 43.336602] RDX: 00005632eea6fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.337674] RBP: 00007fff53733ff0 R08: 0000000000000000 R09: 00007fff53733690 [ 43.338743] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563300e4ead0 [ 43.339810] R13: 00007fff53734420 R14: 0000563300e4fbc0 R15: 0000563300e60780 [ 43.340878] [ 43.341226] irq event stamp: 1723 [ 43.341740] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 43.343026] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 43.344290] softirqs last enabled at (1216): [] handle_softirqs+0x50c/0x770 [ 43.345582] softirqs last disabled at (1195): [] __irq_exit_rcu+0xc4/0x100 [ 43.346837] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:52202' (ECDSA) to the list of known hosts. 2025/11/17 17:35:43 fuzzer started 2025/11/17 17:35:43 dialing manager at localhost:37895 2025/11/17 17:35:43 checking machine... 2025/11/17 17:35:43 checking revisions... [ 44.232518] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:35:43 testing simple program... [ 44.326072] cgroup: Unknown subsys name 'net' [ 44.390305] cgroup: Unknown subsys name 'cpuset' [ 44.410206] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:35:42 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff815d307f RDX=0000000000005d30 RSI=0000000000005d30 RDI=ffffffff86edae94 RBP=ffff88801a8f7a48 RSP=ffff88801a8f7980 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000001 R12=ffff88801a8f7a50 R13=ffff88801a8f7a38 R14=ffff88801a8f7a31 R15=ffff88801a8f79f0 RIP=ffffffff8135e5e2 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 00007f7ac1be6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7ac219d618 CR3=000000001f13c000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000093f77 RBX=0000000000000246 RCX=0000000000000080 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff84c9815c RBP=ffffffff85f109a0 RSP=ffff888015587938 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000001 R12=0000000000000000 R13=0000000000000246 R14=ffff88801e84b5d8 R15=ffff8880099b93c0 RIP=ffffffff84c98164 RFL=00000286 [--S--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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f353ebae900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f353e2c5000 CR3=00000000159bb000 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=656e6e6f637369443d4547415353454d XMM01=2e303120746f6f722072657375206d6f XMM02=ffffffffffffffffffffffffffffffff XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=8a654191d46abfd600000000000ae988 XMM05=3fcb0daf716e3d030000000000320d10 XMM06=bf315a5fb92b5653000000000031ef80 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000