[ 38.865977] ------------[ cut here ]------------ [ 38.866886] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.869436] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.872309] Modules linked in: [ 38.873042] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.875027] Tainted: [W]=WARN [ 38.875577] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.877077] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.877992] 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 [ 38.881181] RSP: 0018:ffff888017b3fbc0 EFLAGS: 00010286 [ 38.882171] RAX: 0000000000000000 RBX: ffffed1002f67f78 RCX: ffffffff813a4050 [ 38.883447] RDX: ffff88800f148000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.884777] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f67f2f [ 38.886053] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.887336] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b3fdf8 [ 38.888673] FS: 00007fc51c399900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.890120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.891186] CR2: 00007ffe19bb1ef7 CR3: 000000000da5e000 CR4: 0000000000350ef0 [ 38.892502] Call Trace: [ 38.893017] [ 38.893425] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.894325] ? __create_object+0x59/0x80 [ 38.895107] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.896116] __vmalloc_noprof+0x59/0x60 [ 38.896877] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.897751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.898626] bpf_prog_alloc+0x39/0x200 [ 38.899379] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.900345] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.901251] do_seccomp+0x349/0x25e0 [ 38.901963] ? find_held_lock+0x2b/0x80 [ 38.902727] ? do_prlimit+0x310/0x610 [ 38.903434] ? __pfx_do_seccomp+0x10/0x10 [ 38.904261] ? do_raw_spin_unlock+0x53/0x220 [ 38.905097] ? _raw_spin_unlock+0x1e/0x40 [ 38.905884] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.906840] ? static_key_count+0x60/0x80 [ 38.907590] prctl_set_seccomp+0x4e/0x70 [ 38.908404] __do_sys_prctl+0xe6c/0x1d70 [ 38.909200] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.910055] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.911031] ? irqentry_exit+0xf3/0x650 [ 38.911846] do_syscall_64+0xbf/0x430 [ 38.912546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.913503] RIP: 0033:0x7fc51c88b5cd [ 38.914216] 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 [ 38.917448] RSP: 002b:00007ffe19bb0010 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.918807] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc51c88b5cd [ 38.920123] RDX: 0000555d31811e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.921408] RBP: 00007ffe19bb0070 R08: 0000000000000000 R09: 00007ffe19baf710 [ 38.922700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d6dffeb10 [ 38.924021] R13: 00007ffe19bb04a0 R14: 0000555d6dfff2b0 R15: 0000555d6e0136f0 [ 38.924955] [ 38.925224] irq event stamp: 2093 [ 38.925608] hardirqs last enabled at (2101): [] __up_console_sem+0x78/0x80 [ 38.926586] hardirqs last disabled at (2110): [] __up_console_sem+0x5d/0x80 [ 38.927568] softirqs last enabled at (2032): [] handle_softirqs+0x50c/0x770 [ 38.928507] softirqs last disabled at (2027): [] __irq_exit_rcu+0xc4/0x100 [ 38.929220] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.163892] ------------[ cut here ]------------ [ 41.164798] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.166797] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.168473] Modules linked in: [ 41.169185] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.171177] Tainted: [W]=WARN [ 41.171783] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.173245] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.174151] 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 [ 41.177342] RSP: 0018:ffff8880176b7bc0 EFLAGS: 00010286 [ 41.178302] RAX: 0000000000000000 RBX: ffffed1002ed6f78 RCX: ffffffff813a4050 [ 41.179582] RDX: ffff88801a0c1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.180894] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ed6f2f [ 41.182196] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.183463] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176b7df8 [ 41.184745] FS: 00007f542df08900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.186177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.187256] CR2: 00007ffcc68d4ef7 CR3: 0000000020389000 CR4: 0000000000350ef0 [ 41.188546] Call Trace: [ 41.189066] [ 41.189487] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.190380] ? __create_object+0x59/0x80 [ 41.191156] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.192140] __vmalloc_noprof+0x59/0x60 [ 41.192904] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.193764] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.194676] bpf_prog_alloc+0x39/0x200 [ 41.195363] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.196290] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.197179] do_seccomp+0x349/0x25e0 [ 41.197897] ? find_held_lock+0x2b/0x80 [ 41.198601] ? do_prlimit+0x310/0x610 [ 41.199342] ? __pfx_do_seccomp+0x10/0x10 [ 41.200138] ? do_raw_spin_unlock+0x53/0x220 [ 41.200965] ? _raw_spin_unlock+0x1e/0x40 [ 41.201737] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.202693] ? static_key_count+0x60/0x80 [ 41.203438] prctl_set_seccomp+0x4e/0x70 [ 41.204225] __do_sys_prctl+0xe6c/0x1d70 [ 41.204997] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.205885] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.206849] ? irqentry_exit+0xf3/0x650 [ 41.207563] do_syscall_64+0xbf/0x430 [ 41.208306] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.209241] RIP: 0033:0x7f542e3fa5cd [ 41.209934] 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 [ 41.213077] RSP: 002b:00007ffcc68d2a60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.214424] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f542e3fa5cd [ 41.215686] RDX: 000055d9c9068e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.216970] RBP: 00007ffcc68d2ac0 R08: 0000000000000000 R09: 00007ffcc68d2160 [ 41.218233] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d9ffba9b10 [ 41.219498] R13: 00007ffcc68d2ef0 R14: 000055d9ffbaa2b0 R15: 000055d9ffbbe6f0 [ 41.220813] [ 41.221237] irq event stamp: 1845 [ 41.221877] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 41.223379] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80 [ 41.224859] softirqs last enabled at (1784): [] handle_softirqs+0x50c/0x770 [ 41.226131] softirqs last disabled at (1775): [] __irq_exit_rcu+0xc4/0x100 [ 41.227382] ---[ end trace 0000000000000000 ]--- [ 41.915847] ------------[ cut here ]------------ [ 41.916774] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.918795] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 41.920267] Modules linked in: [ 41.920897] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.922985] Tainted: [W]=WARN [ 41.923548] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.925021] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.925947] 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 [ 41.929160] RSP: 0018:ffff88801c517bc0 EFLAGS: 00010286 [ 41.930146] RAX: 0000000000000000 RBX: ffffed10038a2f78 RCX: ffffffff813a4050 [ 41.931435] RDX: ffff88801a0c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.932744] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10038a2f2f [ 41.934028] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.935298] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c517df8 [ 41.936659] FS: 00007fb77498b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.938107] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.939181] CR2: 00007fb774ef14a6 CR3: 000000000d8fb000 CR4: 0000000000350ef0 [ 41.940473] Call Trace: [ 41.940980] [ 41.941390] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.942281] ? __create_object+0x59/0x80 [ 41.943056] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.944043] __vmalloc_noprof+0x59/0x60 [ 41.944808] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.945699] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.946600] bpf_prog_alloc+0x39/0x200 [ 41.947336] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.948289] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.949203] do_seccomp+0x349/0x25e0 [ 41.949929] ? find_held_lock+0x2b/0x80 [ 41.950699] ? do_prlimit+0x310/0x610 [ 41.951402] ? __pfx_do_seccomp+0x10/0x10 [ 41.952204] ? do_raw_spin_unlock+0x53/0x220 [ 41.953036] ? _raw_spin_unlock+0x1e/0x40 [ 41.953821] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.954784] ? static_key_count+0x60/0x80 [ 41.955542] prctl_set_seccomp+0x4e/0x70 [ 41.956330] __do_sys_prctl+0xe6c/0x1d70 [ 41.957114] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.957983] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.958957] ? irqentry_exit+0xf3/0x650 [ 41.959722] do_syscall_64+0xbf/0x430 [ 41.960433] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.961384] RIP: 0033:0x7fb774e7d5cd [ 41.962090] 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 [ 41.965263] RSP: 002b:00007ffd02150f50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.966617] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb774e7d5cd [ 41.967940] RDX: 000055b7769a3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.969214] RBP: 00007ffd02150fb0 R08: 0000000000000000 R09: 00007ffd02150650 [ 41.970507] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b7a4443ad0 [ 41.971770] R13: 00007ffd021513e0 R14: 000055b7a4444bc0 R15: 000055b7a4455780 [ 41.972900] [ 41.973251] irq event stamp: 1861 [ 41.973789] hardirqs last enabled at (1871): [] __up_console_sem+0x78/0x80 [ 41.975049] hardirqs last disabled at (1880): [] __up_console_sem+0x5d/0x80 [ 41.976311] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 41.977588] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 41.978837] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48974' (ECDSA) to the list of known hosts. 2025/11/18 01:33:57 fuzzer started 2025/11/18 01:33:57 dialing manager at localhost:37895 2025/11/18 01:33:57 checking machine... 2025/11/18 01:33:57 checking revisions... [ 42.754857] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:33:58 testing simple program... [ 42.841747] cgroup: Unknown subsys name 'net' [ 42.889127] cgroup: Unknown subsys name 'cpuset' [ 42.910028] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:33:57 Registers: info registers vcpu 0 RAX=0000000000039c2f RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f348fac7428 CR3=0000000009edb000 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=2037353a33333a313020383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036353a33333a3130203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff83ed880d RBX=0000000000000001 RCX=0000000000000001 RDX=ffff88801c817d01 RSI=ffff88801c817d78 RDI=ffff88801c817d78 RBP=ffff88806cf08ac8 RSP=ffff88806cf08a00 R8 =ffffffff86d79286 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=000000000009adc3 R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff88801c817d80 R15=ffff88806cf08a70 RIP=ffffffff8135efad RFL=00000202 [-------] 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 00007f542df08900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcc68cc000 CR3=0000000020349000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000