[ 39.236274] ------------[ cut here ]------------ [ 39.237237] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.239335] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.242030] Modules linked in: [ 39.242692] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.244675] Tainted: [W]=WARN [ 39.245233] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.246692] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.247609] 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 [ 39.250862] RSP: 0018:ffff888017247bc0 EFLAGS: 00010286 [ 39.251876] RAX: 0000000000000000 RBX: ffffed1002e48f78 RCX: ffffffff813a4050 [ 39.253182] RDX: ffff888014723780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.254461] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e48f2f [ 39.255757] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.257023] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017247df8 [ 39.258316] FS: 00007f238676d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.259752] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.260820] CR2: 00007fff80980ef7 CR3: 000000000b728000 CR4: 0000000000350ef0 [ 39.262096] Call Trace: [ 39.262597] [ 39.263004] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.263933] ? __create_object+0x59/0x80 [ 39.264731] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.265695] __vmalloc_noprof+0x59/0x60 [ 39.266459] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.267284] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.268221] bpf_prog_alloc+0x39/0x200 [ 39.268953] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.269909] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.270822] do_seccomp+0x349/0x25e0 [ 39.271550] ? find_held_lock+0x2b/0x80 [ 39.272259] ? do_prlimit+0x310/0x610 [ 39.273000] ? __pfx_do_seccomp+0x10/0x10 [ 39.273782] ? do_raw_spin_unlock+0x53/0x220 [ 39.274618] ? _raw_spin_unlock+0x1e/0x40 [ 39.275394] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.276362] ? static_key_count+0x60/0x80 [ 39.277122] prctl_set_seccomp+0x4e/0x70 [ 39.277915] __do_sys_prctl+0xe6c/0x1d70 [ 39.278707] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.279580] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.280566] ? irqentry_exit+0xf3/0x650 [ 39.281336] do_syscall_64+0xbf/0x430 [ 39.282036] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.282990] RIP: 0033:0x7f2386c5f5cd [ 39.283701] 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 [ 39.286851] RSP: 002b:00007fff8097fc30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.288219] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2386c5f5cd [ 39.289482] RDX: 00005574f6bfee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.290779] RBP: 00007fff8097fc90 R08: 0000000000000000 R09: 00007fff8097f330 [ 39.292080] R10: 0000000000000000 R11: 0000000000000246 R12: 00005574f989d2b0 [ 39.293363] R13: 00007fff809800c0 R14: 00005574f989fd20 R15: 00005574f98b18d0 [ 39.294656] [ 39.295078] irq event stamp: 2023 [ 39.295739] hardirqs last enabled at (2033): [] __up_console_sem+0x78/0x80 [ 39.297243] hardirqs last disabled at (2042): [] __up_console_sem+0x5d/0x80 [ 39.298748] softirqs last enabled at (1982): [] handle_softirqs+0x50c/0x770 [ 39.300317] softirqs last disabled at (1977): [] __irq_exit_rcu+0xc4/0x100 [ 39.301827] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.096136] ------------[ cut here ]------------ [ 42.096582] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.097516] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.098157] Modules linked in: [ 42.098443] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.099368] Tainted: [W]=WARN [ 42.099630] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.100280] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.100710] 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 [ 42.102176] RSP: 0018:ffff888018967bc0 EFLAGS: 00010286 [ 42.102622] RAX: 0000000000000000 RBX: ffffed100312cf78 RCX: ffffffff813a4050 [ 42.103207] RDX: ffff8880195c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.103866] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100312cf2f [ 42.104476] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.105054] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018967df8 [ 42.105657] FS: 00007ff3c62ba900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.106336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.106827] CR2: 00007ffc7c213ef7 CR3: 000000001fb7d000 CR4: 0000000000350ef0 [ 42.107439] Call Trace: [ 42.107666] [ 42.107862] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.108268] ? __create_object+0x59/0x80 [ 42.108637] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.109072] __vmalloc_noprof+0x59/0x60 [ 42.109423] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.109818] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.110235] bpf_prog_alloc+0x39/0x200 [ 42.110582] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.111007] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.111428] do_seccomp+0x349/0x25e0 [ 42.111754] ? find_held_lock+0x2b/0x80 [ 42.112089] ? do_prlimit+0x310/0x610 [ 42.112440] ? __pfx_do_seccomp+0x10/0x10 [ 42.112794] ? do_raw_spin_unlock+0x53/0x220 [ 42.113162] ? _raw_spin_unlock+0x1e/0x40 [ 42.113533] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.113966] ? static_key_count+0x60/0x80 [ 42.114335] prctl_set_seccomp+0x4e/0x70 [ 42.114691] __do_sys_prctl+0xe6c/0x1d70 [ 42.115036] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.115436] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.115875] ? irqentry_exit+0xf3/0x650 [ 42.116223] do_syscall_64+0xbf/0x430 [ 42.116571] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.117004] RIP: 0033:0x7ff3c67ac5cd [ 42.117333] 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 [ 42.118837] RSP: 002b:00007ffc7c212bf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.119494] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff3c67ac5cd [ 42.120084] RDX: 00005579dbfc1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.120701] RBP: 00007ffc7c212c50 R08: 0000000000000000 R09: 00007ffc7c2122f0 [ 42.121305] R10: 0000000000000000 R11: 0000000000000246 R12: 00005579ffe74b10 [ 42.121899] R13: 00007ffc7c213080 R14: 00005579ffe752b0 R15: 00005579ffe896f0 [ 42.122504] [ 42.122702] irq event stamp: 1695 [ 42.122981] hardirqs last enabled at (1703): [] __up_console_sem+0x78/0x80 [ 42.123718] hardirqs last disabled at (1712): [] __up_console_sem+0x5d/0x80 [ 42.124436] softirqs last enabled at (1250): [] handle_softirqs+0x50c/0x770 [ 42.125146] softirqs last disabled at (1241): [] __irq_exit_rcu+0xc4/0x100 [ 42.125873] ---[ end trace 0000000000000000 ]--- [ 42.785360] ------------[ cut here ]------------ [ 42.786203] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.788199] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.789664] Modules linked in: [ 42.790232] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.792167] Tainted: [W]=WARN [ 42.792759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.794210] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.795136] 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 [ 42.798309] RSP: 0018:ffff88801892fbc0 EFLAGS: 00010286 [ 42.799249] RAX: 0000000000000000 RBX: ffffed1003125f78 RCX: ffffffff813a4050 [ 42.800541] RDX: ffff888015640000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.801853] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003125f2f [ 42.803133] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.804416] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801892fdf8 [ 42.805697] FS: 00007f0b7738a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.807095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.808137] CR2: 00007ffd4a6c3ef7 CR3: 000000000dd60000 CR4: 0000000000350ef0 [ 42.809409] Call Trace: [ 42.809873] [ 42.810337] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.811203] ? __create_object+0x59/0x80 [ 42.812013] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.812990] __vmalloc_noprof+0x59/0x60 [ 42.813762] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.814637] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.815585] bpf_prog_alloc+0x39/0x200 [ 42.816336] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.817240] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.818160] do_seccomp+0x349/0x25e0 [ 42.818885] ? find_held_lock+0x2b/0x80 [ 42.819672] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.820651] ? __pfx_do_seccomp+0x10/0x10 [ 42.821434] ? irqentry_exit+0x17b/0x650 [ 42.822156] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 42.823141] prctl_set_seccomp+0x4e/0x70 [ 42.823923] __do_sys_prctl+0xe6c/0x1d70 [ 42.824718] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.825581] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.826564] ? irqentry_exit+0xf3/0x650 [ 42.827281] do_syscall_64+0xbf/0x430 [ 42.828030] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.828985] RIP: 0033:0x7f0b7787c5cd [ 42.829707] 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 [ 42.832865] RSP: 002b:00007ffd4a6c25c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.834217] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b7787c5cd [ 42.835489] RDX: 00005607af48be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.836781] RBP: 00007ffd4a6c2620 R08: 0000000000000000 R09: 00007ffd4a6c1cc0 [ 42.838071] R10: 0000000000000000 R11: 0000000000000246 R12: 00005607df237bf0 [ 42.839349] R13: 00007ffd4a6c2a50 R14: 00005607df241380 R15: 00005607df24c460 [ 42.840676] [ 42.841108] irq event stamp: 1743 [ 42.841761] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 42.843282] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.844840] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 42.846390] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 42.847918] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41855' (ECDSA) to the list of known hosts. 2025/11/17 10:19:37 fuzzer started 2025/11/17 10:19:38 dialing manager at localhost:37895 2025/11/17 10:19:38 checking machine... 2025/11/17 10:19:38 checking revisions... [ 43.655322] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:19:38 testing simple program... [ 43.727594] cgroup: Unknown subsys name 'net' [ 43.776525] cgroup: Unknown subsys name 'cpuset' [ 43.789476] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:19:37 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88801592ed40 RCX=ffffffff86a49c36 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806ce31cd0 RBP=ffff888015928000 RSP=ffff88801592eb98 R8 =ffffffff86a49c3a R9 =ffff88801592ec48 R10=000000000003c9ed R11=0000000000012f69 R12=ffff88801592ec01 R13=ffff88801592ec50 R14=ffff88801592ed40 R15=ffff88801592ec08 RIP=ffffffff8135eed0 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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007ff3c62ba900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff3c6299020 CR3=000000001fb37000 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=000000000001b697 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe746dbd368 CR3=000000000e38d000 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=7efa0d02fa6c95b31b409d4b42358882 XMM02=2c67c8bc2e329bc30000000000303bd0 XMM03=fb795ef6d6577056000000000030fe30 XMM04=88e5054fd2bf920300000000000ae988 XMM05=fefd5ee94b6ed41d0000000000321650 XMM06=474038aa6c007e1f00000000003206f0 XMM07=e042d86d42eb936e0000000000310108 XMM08=645f38912af565200000000000303c30 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000