[ 38.838120] ------------[ cut here ]------------ [ 38.839016] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.841359] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.842803] Modules linked in: [ 38.843380] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.845604] Tainted: [W]=WARN [ 38.846151] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.847676] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.848587] 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 [ 38.851725] RSP: 0018:ffff888009a67bc0 EFLAGS: 00010286 [ 38.852689] RAX: 0000000000000000 RBX: ffffed100134cf78 RCX: ffffffff813a4050 [ 38.853974] RDX: ffff888017515340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.855256] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100134cf2f [ 38.856503] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.857773] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009a67df8 [ 38.859051] FS: 00007f6f3bf93900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.860496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.861539] CR2: 00007f6f3c485580 CR3: 0000000010178000 CR4: 0000000000350ef0 [ 38.862802] Call Trace: [ 38.863260] [ 38.863701] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.864597] ? __create_object+0x59/0x80 [ 38.865350] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.866305] __vmalloc_noprof+0x59/0x60 [ 38.867235] bpf_prog_alloc_no_stats+0x55/0x470 Debian GNU/Linux 11 syzkaller ttyS0 [ 38.868106] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.869889] bpf_prog_alloc+0x39/0x200 syzkaller login: [ 38.871101] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.872022] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.872917] do_seccomp+0x349/0x25e0 [ 38.873643] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.874534] ? __pfx_do_seccomp+0x10/0x10 [ 38.875266] ? find_held_lock+0x2b/0x80 [ 38.876018] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.877060] ? static_key_count+0x60/0x80 [ 38.877846] prctl_set_seccomp+0x4e/0x70 [ 38.878610] __do_sys_prctl+0xe6c/0x1d70 [ 38.879352] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.880204] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.881189] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.882021] ? irqentry_exit+0xf3/0x650 [ 38.882510] do_syscall_64+0xbf/0x430 [ 38.882955] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.883563] RIP: 0033:0x7f6f3c4855cd [ 38.883994] 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 [ 38.886030] RSP: 002b:00007ffd63c376e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.886886] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6f3c4855cd [ 38.887693] RDX: 00005578e2771e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.888465] RBP: 00007ffd63c37740 R08: 0000000000000000 R09: 00007ffd63c36de0 [ 38.889277] R10: 0000000000000000 R11: 0000000000000246 R12: 00005578fa52b240 [ 38.890097] R13: 00007ffd63c37b70 R14: 00005578fa534380 R15: 00005578fa53f540 [ 38.890924] [ 38.891192] irq event stamp: 1839 [ 38.891609] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 38.892544] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 38.893514] softirqs last enabled at (1818): [] handle_softirqs+0x50c/0x770 [ 38.894439] softirqs last disabled at (1813): [] __irq_exit_rcu+0xc4/0x100 [ 38.895388] ---[ end trace 0000000000000000 ]--- [ 42.450954] ------------[ cut here ]------------ [ 42.451704] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.453326] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 42.454516] Modules linked in: [ 42.454993] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.456566] Tainted: [W]=WARN [ 42.457004] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.458178] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.458903] 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 [ 42.461512] RSP: 0018:ffff88800b937bc0 EFLAGS: 00010286 [ 42.462265] RAX: 0000000000000000 RBX: ffffed1001726f78 RCX: ffffffff813a4050 [ 42.463277] RDX: ffff8880177a1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.464294] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001726f2f [ 42.465328] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.466349] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b937df8 [ 42.467377] FS: 00007f3a6459c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.469240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.470109] CR2: 00007ffcb349cef7 CR3: 000000000dfdd000 CR4: 0000000000350ef0 [ 42.471143] Call Trace: [ 42.471537] [ 42.471868] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.472569] ? __create_object+0x59/0x80 [ 42.473164] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.473966] __vmalloc_noprof+0x59/0x60 [ 42.474588] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.475244] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.475986] bpf_prog_alloc+0x39/0x200 [ 42.476581] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.477290] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.478019] do_seccomp+0x349/0x25e0 [ 42.478593] ? find_held_lock+0x2b/0x80 [ 42.479165] ? do_prlimit+0x310/0x610 [ 42.479757] ? __pfx_do_seccomp+0x10/0x10 [ 42.480346] ? do_raw_spin_unlock+0x53/0x220 [ 42.481042] ? _raw_spin_unlock+0x1e/0x40 [ 42.481690] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.482422] ? static_key_count+0x60/0x80 [ 42.483070] prctl_set_seccomp+0x4e/0x70 [ 42.483677] __do_sys_prctl+0xe6c/0x1d70 [ 42.484268] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.484954] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.485739] ? irqentry_exit+0xf3/0x650 [ 42.486317] do_syscall_64+0xbf/0x430 [ 42.486907] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.487660] RIP: 0033:0x7f3a64a8e5cd [ 42.488184] 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 [ 42.490708] RSP: 002b:00007ffcb349afd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.491793] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a64a8e5cd [ 42.492813] RDX: 000056070d7cce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.493846] RBP: 00007ffcb349b030 R08: 0000000000000000 R09: 00007ffcb349a6d0 [ 42.494883] R10: 0000000000000000 R11: 0000000000000246 R12: 00005607356702b0 [ 42.495925] R13: 00007ffcb349b460 R14: 0000560735672d20 R15: 00005607356848d0 [ 42.496966] [ 42.497312] irq event stamp: 1867 [ 42.497836] hardirqs last enabled at (1877): [] __up_console_sem+0x78/0x80 [ 42.499051] hardirqs last disabled at (1886): [] __up_console_sem+0x5d/0x80 [ 42.500270] softirqs last enabled at (1678): [] handle_softirqs+0x50c/0x770 [ 42.501507] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 42.502729] ---[ end trace 0000000000000000 ]--- [ 43.331661] ------------[ cut here ]------------ [ 43.332408] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.334098] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.335358] Modules linked in: [ 43.335889] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.337561] Tainted: [W]=WARN [ 43.338026] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.339277] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.340022] 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 [ 43.342679] RSP: 0018:ffff88801ab4fbc0 EFLAGS: 00010286 [ 43.343473] RAX: 0000000000000000 RBX: ffffed1003569f78 RCX: ffffffff813a4050 [ 43.344579] RDX: ffff888016c20000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.345668] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003569f2f [ 43.346741] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.347827] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ab4fdf8 [ 43.348895] FS: 00007f80fec08900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.350134] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.351010] CR2: 00007ffecd18cef7 CR3: 0000000020687000 CR4: 0000000000350ef0 [ 43.352101] Call Trace: [ 43.352527] [ 43.352866] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.353641] ? __create_object+0x59/0x80 [ 43.354273] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.355088] __vmalloc_noprof+0x59/0x60 [ 43.355736] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.356428] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.357227] bpf_prog_alloc+0x39/0x200 [ 43.357835] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.358618] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.359348] do_seccomp+0x349/0x25e0 [ 43.359949] ? find_held_lock+0x2b/0x80 [ 43.360592] ? do_prlimit+0x310/0x610 [ 43.361206] ? __pfx_do_seccomp+0x10/0x10 [ 43.361858] ? do_raw_spin_unlock+0x53/0x220 [ 43.362578] ? _raw_spin_unlock+0x1e/0x40 [ 43.363215] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.364017] ? static_key_count+0x60/0x80 [ 43.364854] prctl_set_seccomp+0x4e/0x70 [ 43.365550] __do_sys_prctl+0xe6c/0x1d70 [ 43.366181] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.366889] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.367701] ? irqentry_exit+0xf3/0x650 [ 43.368313] do_syscall_64+0xbf/0x430 [ 43.368927] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.369757] RIP: 0033:0x7f80ff0fa5cd [ 43.370315] 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 [ 43.373357] RSP: 002b:00007ffecd18b780 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.374759] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f80ff0fa5cd [ 43.376094] RDX: 0000555f0ec7ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.377222] RBP: 00007ffecd18b7e0 R08: 0000000000000000 R09: 00007ffecd18ae80 [ 43.378298] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555f2b8ecad0 [ 43.379377] R13: 00007ffecd18bc10 R14: 0000555f2b8edbc0 R15: 0000555f2b8fe780 [ 43.380462] [ 43.380840] irq event stamp: 1747 [ 43.381373] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 43.382650] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 43.383925] softirqs last enabled at (1462): [] handle_softirqs+0x50c/0x770 [ 43.385244] softirqs last disabled at (1451): [] __irq_exit_rcu+0xc4/0x100 [ 43.386518] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56680' (ECDSA) to the list of known hosts. 2025/11/19 04:19:55 fuzzer started 2025/11/19 04:19:55 dialing manager at localhost:34383 2025/11/19 04:19:55 checking machine... 2025/11/19 04:19:55 checking revisions... [ 44.267872] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:19:55 testing simple program... [ 44.347909] cgroup: Unknown subsys name 'net' [ 44.404056] cgroup: Unknown subsys name 'cpuset' [ 44.421226] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:19:54 Registers: info registers vcpu 0 RAX=ffffffff885b6ea0 RBX=ffff8880177a0000 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff8880205df268 RBP=ffff8880205df268 RSP=ffff88806ce08ca0 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81526f24 RFL=00000002 [-------] 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 00007f3a6459c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcb3495000 CR3=000000000d7f1000 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=00ff0000000000000000000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff8880096fb780 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888009757758 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000023e35 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff81529332 RFL=00000246 [---Z-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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd757c9ff8 CR3=000000000b855000 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=2034353a39313a343020393120766f4e XMM01=73732878696e755f6d6170203a5d3334 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3334325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034353a39313a3430203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000