[ 39.174265] ------------[ cut here ]------------ [ 39.175031] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.176692] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.177901] Modules linked in: [ 39.178389] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.180082] Tainted: [W]=WARN [ 39.180553] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.181783] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.182523] 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 [ 39.185179] RSP: 0018:ffff88800f35fbc0 EFLAGS: 00010286 [ 39.185983] RAX: 0000000000000000 RBX: ffffed1001e6bf78 RCX: ffffffff813a4050 [ 39.187059] RDX: ffff888016e7d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.188116] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e6bf2f [ 39.189201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.190259] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f35fdf8 [ 39.191325] FS: 00007fb987cf8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.192549] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.193434] CR2: 00007fff1a4bdef7 CR3: 000000000e139000 CR4: 0000000000350ef0 [ 39.194505] Call Trace: [ 39.194919] [ 39.195265] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.196010] ? __create_object+0x59/0x80 [ 39.196631] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.197439] __vmalloc_noprof+0x59/0x60 [ 39.198096] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.198842] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.199579] bpf_prog_alloc+0x39/0x200 [ 39.200194] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.200977] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.201696] do_seccomp+0x349/0x25e0 [ 39.202300] ? find_held_lock+0x2b/0x80 [ 39.202920] ? do_prlimit+0x310/0x610 [ 39.203504] ? __pfx_do_seccomp+0x10/0x10 [ 39.204158] ? do_raw_spin_unlock+0x53/0x220 [ 39.204864] ? _raw_spin_unlock+0x1e/0x40 [ 39.205472] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.206274] ? static_key_count+0x60/0x80 [ 39.206936] prctl_set_seccomp+0x4e/0x70 [ 39.207550] __do_sys_prctl+0xe6c/0x1d70 [ 39.208196] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.208920] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.209681] ? irqentry_exit+0xf3/0x650 [ 39.210321] do_syscall_64+0xbf/0x430 [ 39.210946] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.211692] RIP: 0033:0x7fb9881ea5cd [ 39.212273] 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 [ 39.214914] RSP: 002b:00007fff1a4bbee0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.216071] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb9881ea5cd [ 39.217137] RDX: 00005644ea66ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.218215] RBP: 00007fff1a4bbf40 R08: 0000000000000000 R09: 00007fff1a4bb5e0 [ 39.219278] R10: 0000000000000000 R11: 0000000000000246 R12: 000056451f898ad0 [ 39.220345] R13: 00007fff1a4bc370 R14: 000056451f899bc0 R15: 000056451f8aa780 [ 39.221439] [ 39.221846] irq event stamp: 1755 [ 39.222358] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 39.223618] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 39.224899] softirqs last enabled at (1470): [] handle_softirqs+0x50c/0x770 [ 39.226193] softirqs last disabled at (1455): [] __irq_exit_rcu+0xc4/0x100 [ 39.227459] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.693303] ------------[ cut here ]------------ [ 42.694199] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.696144] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.697585] Modules linked in: [ 42.698218] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.700167] Tainted: [W]=WARN [ 42.700723] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.702172] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.703085] 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 [ 42.706212] RSP: 0018:ffff888017bdfbc0 EFLAGS: 00010286 [ 42.707168] RAX: 0000000000000000 RBX: ffffed1002f7bf78 RCX: ffffffff813a4050 [ 42.708447] RDX: ffff88801af31bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.709724] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f7bf2f [ 42.710984] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.712241] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017bdfdf8 [ 42.713510] FS: 00007f977f34b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.714924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.715963] CR2: 00007ffc4ccebef7 CR3: 000000001ccf1000 CR4: 0000000000350ef0 [ 42.717220] Call Trace: [ 42.717676] [ 42.718121] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.719009] ? __create_object+0x59/0x80 [ 42.719732] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.720689] __vmalloc_noprof+0x59/0x60 [ 42.721432] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.722283] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.723199] bpf_prog_alloc+0x39/0x200 [ 42.723916] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.724835] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.725666] do_seccomp+0x349/0x25e0 [ 42.726382] ? find_held_lock+0x2b/0x80 [ 42.727117] ? do_prlimit+0x310/0x610 [ 42.727850] ? __pfx_do_seccomp+0x10/0x10 [ 42.728588] ? do_raw_spin_unlock+0x53/0x220 [ 42.729405] ? _raw_spin_unlock+0x1e/0x40 [ 42.730168] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.731113] ? static_key_count+0x60/0x80 [ 42.731901] prctl_set_seccomp+0x4e/0x70 [ 42.732632] __do_sys_prctl+0xe6c/0x1d70 [ 42.733394] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.734231] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.735181] ? irqentry_exit+0xf3/0x650 [ 42.735938] do_syscall_64+0xbf/0x430 [ 42.736638] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.737569] RIP: 0033:0x7f977f83d5cd [ 42.738260] 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 [ 42.741377] RSP: 002b:00007ffc4ccea6b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.742719] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f977f83d5cd [ 42.743978] RDX: 00005593d62a8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.745245] RBP: 00007ffc4ccea710 R08: 0000000000000000 R09: 00007ffc4cce9db0 [ 42.746503] R10: 0000000000000000 R11: 0000000000000246 R12: 00005593e27c7bf0 [ 42.747769] R13: 00007ffc4cceab40 R14: 00005593e27d1380 R15: 00005593e27dc460 [ 42.749076] [ 42.749489] irq event stamp: 1787 [ 42.750130] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 42.751633] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 42.753150] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 42.754666] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 42.756158] ---[ end trace 0000000000000000 ]--- [ 43.543754] ------------[ cut here ]------------ [ 43.544711] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.546732] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.548203] Modules linked in: [ 43.548878] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.550871] Tainted: [W]=WARN [ 43.551428] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.552909] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.553779] 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 [ 43.557242] RSP: 0018:ffff88801763fbc0 EFLAGS: 00010286 [ 43.558292] RAX: 0000000000000000 RBX: ffffed1002ec7f78 RCX: ffffffff813a4050 [ 43.559569] RDX: ffff888019f09bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.560872] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ec7f2f [ 43.562158] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.563441] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801763fdf8 [ 43.564726] FS: 00007fbe126e4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.566178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.567259] CR2: 00007fbe12bd6580 CR3: 0000000020b98000 CR4: 0000000000350ef0 [ 43.568549] Call Trace: [ 43.569052] [ 43.569474] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.570371] ? __create_object+0x59/0x80 [ 43.571149] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.572145] __vmalloc_noprof+0x59/0x60 [ 43.572919] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.573756] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.574685] bpf_prog_alloc+0x39/0x200 [ 43.575428] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.576370] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.577300] do_seccomp+0x349/0x25e0 [ 43.578034] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.578924] ? __pfx_do_seccomp+0x10/0x10 [ 43.579671] ? find_held_lock+0x2b/0x80 [ 43.580427] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.581427] ? static_key_count+0x60/0x80 [ 43.582235] prctl_set_seccomp+0x4e/0x70 [ 43.582998] __do_sys_prctl+0xe6c/0x1d70 [ 43.583739] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.584620] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.585594] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.586563] ? irqentry_exit+0xf3/0x650 [ 43.587333] do_syscall_64+0xbf/0x430 [ 43.588061] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.589050] RIP: 0033:0x7fbe12bd65cd [ 43.589707] 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 [ 43.592911] RSP: 002b:00007fffcfdf7f70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.594292] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbe12bd65cd [ 43.595570] RDX: 0000563f1be6ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.596884] RBP: 00007fffcfdf7fd0 R08: 0000000000000000 R09: 00007fffcfdf7670 [ 43.598153] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563f41980ad0 [ 43.599432] R13: 00007fffcfdf8400 R14: 0000563f41981bc0 R15: 0000563f41992780 [ 43.600735] [ 43.601184] irq event stamp: 1851 [ 43.601835] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 43.603359] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80 [ 43.604899] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 43.606470] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 43.607965] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58642' (ECDSA) to the list of known hosts. 2025/11/18 16:07:56 fuzzer started 2025/11/18 16:07:56 dialing manager at localhost:34383 2025/11/18 16:07:56 checking machine... 2025/11/18 16:07:56 checking revisions... [ 44.490416] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:07:57 testing simple program... [ 44.575911] cgroup: Unknown subsys name 'net' [ 44.645077] cgroup: Unknown subsys name 'cpuset' [ 44.657770] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:07:56 Registers: info registers vcpu 0 RAX=ffffffff83c7047f RBX=ffffffff81619130 RCX=ffff888016067404 RDX=1ffff11002c0cea1 RSI=ffffffff83c7047f RDI=ffff888016067578 RBP=ffff888016067548 RSP=ffff8880160674a8 R8 =0000000000000001 R9 =ffff8880160674f0 R10=000000000003c9ed R11=000000000009a579 R12=ffff888016067578 R13=0000000000000000 R14=ffff8880141f3780 R15=ffff888009462140 RIP=ffffffff81619134 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 00007f717ea5e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f977f900650 CR3=000000000d1f9000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=75e3aed2d11ff48b00000000000ae988 XMM05=6195cfa2278c36050000000000322320 XMM06=5b75c91c804453420000000000320b70 XMM07=fb795ef6d65770560000000000310978 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff86ab8484 RBX=0000000000000001 RCX=ffffffff81b2a2a3 RDX=0000000000000000 RSI=ffffffff86ab8442 RDI=ffffffff86725cc8 RBP=ffffffff86725cf8 RSP=ffff8880172877e8 R8 =ffffffff86ab8442 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255cb R12=ffffffff86725cf4 R13=ffffffff86725cc8 R14=000000000000000b R15=dffffc0000000000 RIP=ffffffff8135dae8 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 00007f977f34b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc4cce4000 CR3=000000001cdfd000 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