[ 39.126099] ------------[ cut here ]------------ [ 39.126897] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.128548] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.129745] Modules linked in: [ 39.130280] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.131926] Tainted: [W]=WARN [ 39.132389] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.133599] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.134365] 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 [ 39.136987] RSP: 0018:ffff8880158f7bc0 EFLAGS: 00010286 [ 39.137755] RAX: 0000000000000000 RBX: ffffed1002b1ef78 RCX: ffffffff813a4050 [ 39.138832] RDX: ffff888015ac1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.139929] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b1ef2f [ 39.141010] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.142083] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880158f7df8 [ 39.143165] FS: 00007fc172269900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.144384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.145284] CR2: 00007ffd8d5deef7 CR3: 000000000b1eb000 CR4: 0000000000350ef0 [ 39.146365] Call Trace: [ 39.146760] [ 39.147143] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.147895] ? __create_object+0x59/0x80 [ 39.148508] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.149323] __vmalloc_noprof+0x59/0x60 [ 39.149945] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.150647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.151421] bpf_prog_alloc+0x39/0x200 [ 39.152042] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.152777] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.153535] do_seccomp+0x349/0x25e0 [ 39.154126] ? find_held_lock+0x2b/0x80 [ 39.154719] ? do_prlimit+0x310/0x610 [ 39.155343] ? __pfx_do_seccomp+0x10/0x10 [ 39.156013] ? do_raw_spin_unlock+0x53/0x220 [ 39.156669] ? _raw_spin_unlock+0x1e/0x40 [ 39.157319] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.158113] ? static_key_count+0x60/0x80 [ 39.158740] prctl_set_seccomp+0x4e/0x70 [ 39.159376] __do_sys_prctl+0xe6c/0x1d70 [ 39.160042] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.160727] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.161537] ? irqentry_exit+0xf3/0x650 [ 39.162160] do_syscall_64+0xbf/0x430 [ 39.162751] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.163550] RIP: 0033:0x7fc17275b5cd [ 39.164288] 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 [ 39.167460] RSP: 002b:00007ffd8d5dd030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.168656] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc17275b5cd [ 39.169765] RDX: 000055cf1b865e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.170885] RBP: 00007ffd8d5dd090 R08: 0000000000000000 R09: 00007ffd8d5dc730 [ 39.172004] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cf29687ad0 [ 39.173108] R13: 00007ffd8d5dd4c0 R14: 000055cf29688bc0 R15: 000055cf29699780 [ 39.174273] [ 39.174692] irq event stamp: 1719 [ 39.175242] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 39.176526] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 39.177831] softirqs last enabled at (1360): [] handle_softirqs+0x50c/0x770 [ 39.179152] softirqs last disabled at (1355): [] __irq_exit_rcu+0xc4/0x100 [ 39.180436] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.788705] ------------[ cut here ]------------ [ 41.789496] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.791152] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.792403] Modules linked in: [ 41.793125] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.794904] Tainted: [W]=WARN [ 41.795381] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.796650] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.797437] 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 [ 41.800188] RSP: 0018:ffff888013e97bc0 EFLAGS: 00010286 [ 41.801027] RAX: 0000000000000000 RBX: ffffed10027d2f78 RCX: ffffffff813a4050 [ 41.802127] RDX: ffff888013f28000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.803229] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027d2f2f [ 41.804344] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.805447] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013e97df8 [ 41.806559] FS: 00007f0023642900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.807798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.808703] CR2: 00007f0023b34580 CR3: 000000001fbfa000 CR4: 0000000000350ef0 [ 41.809806] Call Trace: [ 41.810240] [ 41.810594] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.811359] ? __create_object+0x59/0x80 [ 41.812044] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.812839] __vmalloc_noprof+0x59/0x60 [ 41.813494] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.814239] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.815082] bpf_prog_alloc+0x39/0x200 [ 41.815689] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.816467] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.817235] do_seccomp+0x349/0x25e0 [ 41.817816] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.818588] ? __pfx_do_seccomp+0x10/0x10 [ 41.819266] ? find_held_lock+0x2b/0x80 [ 41.819926] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.820706] ? static_key_count+0x60/0x80 [ 41.821393] prctl_set_seccomp+0x4e/0x70 [ 41.822046] __do_sys_prctl+0xe6c/0x1d70 [ 41.822680] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.823405] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.824242] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.825073] ? irqentry_exit+0xf3/0x650 [ 41.825689] do_syscall_64+0xbf/0x430 [ 41.826323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.827136] RIP: 0033:0x7f0023b345cd [ 41.827703] 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 [ 41.830339] RSP: 002b:00007ffc421759e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.831480] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0023b345cd [ 41.832563] RDX: 0000559fa3e59e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.833642] RBP: 00007ffc42175a40 R08: 0000000000000000 R09: 00007ffc421750e0 [ 41.834712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559fa885ebf0 [ 41.835789] R13: 00007ffc42175e70 R14: 0000559fa8868380 R15: 0000559fa8873460 [ 41.836883] [ 41.837245] irq event stamp: 1785 [ 41.837760] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 41.839041] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 41.840330] softirqs last enabled at (1806): [] handle_softirqs+0x50c/0x770 [ 41.841610] softirqs last disabled at (1801): [] __irq_exit_rcu+0xc4/0x100 [ 41.842864] ---[ end trace 0000000000000000 ]--- [ 42.478627] ------------[ cut here ]------------ [ 42.479398] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.481037] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.482230] Modules linked in: [ 42.482727] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.484532] Tainted: [W]=WARN [ 42.485090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.486298] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.487055] 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 [ 42.489674] RSP: 0018:ffff888016affbc0 EFLAGS: 00010286 [ 42.490482] RAX: 0000000000000000 RBX: ffffed1002d5ff78 RCX: ffffffff813a4050 [ 42.491546] RDX: ffff888013fab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.492607] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d5ff2f [ 42.493675] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.494733] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016affdf8 [ 42.495800] FS: 00007f578cb1e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.496966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.497800] CR2: 00007fff22563ef7 CR3: 000000001fa4a000 CR4: 0000000000350ef0 [ 42.498865] Call Trace: [ 42.499245] [ 42.499578] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.500322] ? __create_object+0x59/0x80 [ 42.500968] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.501724] __vmalloc_noprof+0x59/0x60 [ 42.502345] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.503063] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.503789] bpf_prog_alloc+0x39/0x200 [ 42.504390] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.505155] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.505893] do_seccomp+0x349/0x25e0 [ 42.506438] ? find_held_lock+0x2b/0x80 [ 42.507066] ? do_prlimit+0x310/0x610 [ 42.507638] ? __pfx_do_seccomp+0x10/0x10 [ 42.508299] ? do_raw_spin_unlock+0x53/0x220 [ 42.508988] ? _raw_spin_unlock+0x1e/0x40 [ 42.509593] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.510376] ? static_key_count+0x60/0x80 [ 42.511031] prctl_set_seccomp+0x4e/0x70 [ 42.511628] __do_sys_prctl+0xe6c/0x1d70 [ 42.512292] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.512999] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.513753] ? irqentry_exit+0xf3/0x650 [ 42.514378] do_syscall_64+0xbf/0x430 [ 42.514997] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.515750] RIP: 0033:0x7f578d0105cd [ 42.516331] 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 [ 42.518949] RSP: 002b:00007fff22562390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.520079] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f578d0105cd [ 42.521133] RDX: 0000557f4da46e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.522182] RBP: 00007fff225623f0 R08: 0000000000000000 R09: 00007fff22561a90 [ 42.523240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557f6b8c3ad0 [ 42.524304] R13: 00007fff22562820 R14: 0000557f6b8c4bc0 R15: 0000557f6b8d5780 [ 42.525382] [ 42.525733] irq event stamp: 1779 [ 42.526269] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 42.527505] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 42.528772] softirqs last enabled at (1318): [] handle_softirqs+0x50c/0x770 [ 42.530042] softirqs last disabled at (1297): [] __irq_exit_rcu+0xc4/0x100 [ 42.531286] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5226' (ECDSA) to the list of known hosts. 2025/11/19 00:36:14 fuzzer started 2025/11/19 00:36:14 dialing manager at localhost:34383 2025/11/19 00:36:14 checking machine... 2025/11/19 00:36:14 checking revisions... [ 43.328417] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:36:14 testing simple program... [ 43.416530] cgroup: Unknown subsys name 'net' [ 43.466521] cgroup: Unknown subsys name 'cpuset' [ 43.477834] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:36:13 Registers: info registers vcpu 0 RAX=000000000000ff02 RBX=ffff888009611bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888009612640 RDI=ffff888009612640 RBP=ffff888009612618 RSP=ffff888009627628 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527588 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 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f002360c008 CR3=000000001fb98000 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=000000000001a3e9 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe6a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff768697000 CR3=000000000c7b1000 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=6717149756e1102ce660c2ea92559ad2 XMM01=0083f2ead09db21ac06f09671f41406b XMM02=a24f04795bc25ef4b6ec55ed697698aa XMM03=0a0ee7ea2d6545f62e71f47b80c0f276 XMM04=000000000000000000000000001ca4f9 XMM05=000000000000000001000000001ca5f2 XMM06=00000000000000000000000001000000 XMM07=01000000001ca5f2001ca4f989880080 XMM08=a000000030000000d2000000c4000000 XMM09=00000000000000000000000000000000 XMM10=3625dc4d51cb19736d2e915dc13e0c1a XMM11=aaabad22cc149c003c77b98a5b26d677 XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201 XMM14=000000000000000000000000000023c0 XMM15=00000000000000000000000000000040