[ 46.346313] ------------[ cut here ]------------ [ 46.347239] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.349219] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.350665] Modules linked in: [ 46.351237] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.353249] Tainted: [W]=WARN [ 46.353850] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.355309] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.356215] 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 [ 46.359365] RSP: 0018:ffff88800a327bc0 EFLAGS: 00010286 [ 46.360358] RAX: 0000000000000000 RBX: ffffed1001464f78 RCX: ffffffff813a4050 [ 46.361638] RDX: ffff8880169b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.362919] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001464f2f [ 46.364184] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.365443] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a327df8 [ 46.366711] FS: 00007f48d5e49900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.368114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.369169] CR2: 00007fff997a5ef8 CR3: 000000000733b000 CR4: 0000000000350ef0 [ 46.370443] Call Trace: [ 46.370936] [ 46.371341] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.372236] ? __create_object+0x59/0x80 [ 46.373018] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.374008] __vmalloc_noprof+0x59/0x60 [ 46.374766] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.375625] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.376541] bpf_prog_alloc+0x39/0x200 [ 46.377231] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.378166] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.379065] do_seccomp+0x349/0x25e0 [ 46.379771] ? find_held_lock+0x2b/0x80 [ 46.380480] ? do_prlimit+0x310/0x610 [ 46.381219] ? __pfx_do_seccomp+0x10/0x10 [ 46.382005] ? do_raw_spin_unlock+0x53/0x220 [ 46.382852] ? _raw_spin_unlock+0x1e/0x40 [ 46.383635] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.384611] ? static_key_count+0x60/0x80 [ 46.385365] prctl_set_seccomp+0x4e/0x70 [ 46.386150] __do_sys_prctl+0xe6c/0x1d70 [ 46.386923] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.387773] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.388724] ? irqentry_exit+0xf3/0x650 [ 46.389427] do_syscall_64+0xbf/0x430 [ 46.390174] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.391098] RIP: 0033:0x7f48d633b5cd [ 46.391791] 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 [ 46.394901] RSP: 002b:00007fff997a4550 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.396240] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f48d633b5cd [ 46.397516] RDX: 000055bc39187e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.398801] RBP: 00007fff997a45b0 R08: 0000000000000000 R09: 00007fff997a3c50 [ 46.400070] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc51f71ad0 [ 46.401333] R13: 00007fff997a49e0 R14: 000055bc51f72bc0 R15: 000055bc51f83780 [ 46.402641] [ 46.403055] irq event stamp: 1751 [ 46.403686] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 46.405193] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 46.406699] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 46.408226] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 46.409708] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.548970] ------------[ cut here ]------------ [ 49.550008] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.552329] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 49.554085] Modules linked in: [ 49.554835] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.557147] Tainted: [W]=WARN [ 49.557844] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.559559] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.560619] 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 [ 49.564294] RSP: 0018:ffff8880176d7bc0 EFLAGS: 00010286 [ 49.565425] RAX: 0000000000000000 RBX: ffffed1002edaf78 RCX: ffffffff813a4050 [ 49.566929] RDX: ffff888016e23780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.568417] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002edaf2f [ 49.569895] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.571404] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176d7df8 [ 49.572897] FS: 00007ff26fea1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.574581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.575804] CR2: 00007ff270393580 CR3: 000000000d5d9000 CR4: 0000000000350ef0 [ 49.577302] Call Trace: [ 49.577873] [ 49.578360] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.579395] ? __create_object+0x59/0x80 [ 49.580284] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.581403] __vmalloc_noprof+0x59/0x60 [ 49.582293] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.583305] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.584382] bpf_prog_alloc+0x39/0x200 [ 49.585243] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.586419] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.587326] do_seccomp+0x349/0x25e0 [ 49.588028] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.588914] ? __pfx_do_seccomp+0x10/0x10 [ 49.589692] ? find_held_lock+0x2b/0x80 [ 49.590399] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.591336] ? static_key_count+0x60/0x80 [ 49.592114] prctl_set_seccomp+0x4e/0x70 [ 49.592863] __do_sys_prctl+0xe6c/0x1d70 [ 49.593625] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.594424] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.595369] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.596330] ? irqentry_exit+0xf3/0x650 [ 49.597083] do_syscall_64+0xbf/0x430 [ 49.597804] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.598752] RIP: 0033:0x7ff2703935cd [ 49.599393] 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 [ 49.602534] RSP: 002b:00007fff1483c080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.603882] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2703935cd [ 49.605142] RDX: 0000555a9a938e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.606418] RBP: 00007fff1483c0e0 R08: 0000000000000000 R09: 00007fff1483b780 [ 49.607682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555aaf130ad0 [ 49.608932] R13: 00007fff1483c510 R14: 0000555aaf131bc0 R15: 0000555aaf142780 [ 49.610217] [ 49.610665] irq event stamp: 1771 [ 49.611250] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 49.612734] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 49.614230] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 49.615578] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 49.616786] ---[ end trace 0000000000000000 ]--- [ 50.411700] ------------[ cut here ]------------ [ 50.412620] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.414694] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 50.416162] Modules linked in: [ 50.416835] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.418873] Tainted: [W]=WARN [ 50.419437] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.421170] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.422197] 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 [ 50.425467] RSP: 0018:ffff88801598fbc0 EFLAGS: 00010286 [ 50.426464] RAX: 0000000000000000 RBX: ffffed1002b31f78 RCX: ffffffff813a4050 [ 50.427802] RDX: ffff888015ee3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.429124] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b31f2f [ 50.430462] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.431782] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801598fdf8 [ 50.433105] FS: 00007fa0fd7a5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.434602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.435690] CR2: 00007fa0fdc97580 CR3: 000000000d0a1000 CR4: 0000000000350ef0 [ 50.437013] Call Trace: [ 50.437489] [ 50.437958] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.438909] ? __create_object+0x59/0x80 [ 50.439723] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.440722] __vmalloc_noprof+0x59/0x60 [ 50.441458] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.442371] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.443334] bpf_prog_alloc+0x39/0x200 [ 50.444100] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.445063] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.446023] do_seccomp+0x349/0x25e0 [ 50.446784] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.447715] ? __pfx_do_seccomp+0x10/0x10 [ 50.448487] ? find_held_lock+0x2b/0x80 [ 50.449279] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.450287] ? static_key_count+0x60/0x80 [ 50.451103] prctl_set_seccomp+0x4e/0x70 [ 50.451907] __do_sys_prctl+0xe6c/0x1d70 [ 50.452727] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.453615] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.454633] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.455638] ? irqentry_exit+0xf3/0x650 [ 50.456382] do_syscall_64+0xbf/0x430 [ 50.457161] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.458187] RIP: 0033:0x7fa0fdc975cd [ 50.458924] 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 [ 50.462231] RSP: 002b:00007ffccab83e10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.463648] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa0fdc975cd [ 50.464974] RDX: 00005558f4253e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.466318] RBP: 00007ffccab83e70 R08: 0000000000000000 R09: 00007ffccab83510 [ 50.467656] R10: 0000000000000000 R11: 0000000000000246 R12: 000055591eb87ad0 [ 50.468977] R13: 00007ffccab842a0 R14: 000055591eb88bc0 R15: 000055591eb99780 [ 50.470336] [ 50.470806] irq event stamp: 1843 [ 50.471430] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 50.473000] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 50.474582] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 50.476177] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 50.477741] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59298' (ECDSA) to the list of known hosts. 2025/11/17 13:13:55 fuzzer started 2025/11/17 13:13:55 dialing manager at localhost:37895 2025/11/17 13:13:56 checking machine... 2025/11/17 13:13:56 checking revisions... [ 51.511529] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:13:56 testing simple program... [ 51.597844] cgroup: Unknown subsys name 'net' [ 51.642916] cgroup: Unknown subsys name 'cpuset' [ 51.659303] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:13:55 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff8880e538f000 RCX=000000000000080b RDX=0000000000000000 RSI=ffffffff81351e01 RDI=0000000000000001 RBP=ffff88800f207818 RSP=ffff88806ce08fd0 R8 =0000000000000001 R9 =ffffed100d9c4799 R10=0000000000000000 R11=ffff88806ce08ff8 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8134016f RFL=00000046 [---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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f18168a7900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1815fbe000 CR3=000000000de91000 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=b3285ca56c489dff00000000002ef140 XMM01=d59e07bde36eea690000000000303d28 XMM02=ec2efd57dc4c00df0000000000303e30 XMM03=4aa0cf3a079bff4a0000000000303f00 XMM04=6b25b80175d6875f00000000000ae988 XMM05=14648eaa1277bab1000000000031ef60 XMM06=cb33804a8b0a6fda0000000000319160 XMM07=e042d86d42eb936e000000000030f520 XMM08=4aa0cf3a079bff4a0000000000303f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000006cb711b0 RBX=000000009c04faf7 RCX=ffff88800f3d8c20 RDX=0000000000000008 RSI=000000005f808a01 RDI=0000000000000001 RBP=0000000000000001 RSP=ffff888016d2f8c0 R8 =00000000acea4a83 R9 =ffff88806bffaf70 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000002800 R14=ffff888016d2f928 R15=0000000000000008 RIP=ffffffff82642466 RFL=00000282 [--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 00007ff26fea1900 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=00007fff14836000 CR3=000000001eefc000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000