[ 38.900914] ------------[ cut here ]------------ [ 38.901980] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.904029] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.905497] Modules linked in: [ 38.906113] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.908118] Tainted: [W]=WARN [ 38.908710] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.910235] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.911114] 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 [ 38.914357] RSP: 0018:ffff888019cc7bc0 EFLAGS: 00010286 [ 38.915342] RAX: 0000000000000000 RBX: ffffed1003398f78 RCX: ffffffff813a4050 [ 38.916642] RDX: ffff88800f4b0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.917967] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003398f2f [ 38.919272] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.920575] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019cc7df8 [ 38.921885] FS: 00007f1bc8719900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.923343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.924416] CR2: 00007fff8daa1ef8 CR3: 000000000e693000 CR4: 0000000000350ef0 [ 38.925707] Call Trace: [ 38.926187] [ 38.926632] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.927545] ? __create_object+0x59/0x80 [ 38.928337] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.929316] __vmalloc_noprof+0x59/0x60 [ 38.930052] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.930935] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.931886] bpf_prog_alloc+0x39/0x200 [ 38.932632] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.933569] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.934494] do_seccomp+0x349/0x25e0 [ 38.935182] ? find_held_lock+0x2b/0x80 [ 38.935960] ? do_prlimit+0x310/0x610 [ 38.936713] ? __pfx_do_seccomp+0x10/0x10 [ 38.937509] ? do_raw_spin_unlock+0x53/0x220 [ 38.938348] ? _raw_spin_unlock+0x1e/0x40 [ 38.939087] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.940048] ? static_key_count+0x60/0x80 [ 38.940832] prctl_set_seccomp+0x4e/0x70 [ 38.941583] __do_sys_prctl+0xe6c/0x1d70 [ 38.942367] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.943182] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.944152] ? irqentry_exit+0xf3/0x650 [ 38.944929] do_syscall_64+0xbf/0x430 [ 38.945665] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.946621] RIP: 0033:0x7f1bc8c0b5cd [ 38.947321] 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 [ 38.950514] RSP: 002b:00007fff8da9f610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.951865] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1bc8c0b5cd [ 38.953142] RDX: 000055de3e05be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.954428] RBP: 00007fff8da9f670 R08: 0000000000000000 R09: 00007fff8da9ed10 [ 38.955701] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de6942a2b0 [ 38.956952] R13: 00007fff8da9faa0 R14: 000055de6942cd20 R15: 000055de6943e8d0 [ 38.958288] [ 38.958709] irq event stamp: 1829 [ 38.959356] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 38.961011] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 38.962530] softirqs last enabled at (1818): [] handle_softirqs+0x50c/0x770 [ 38.964053] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 38.965567] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.207987] ------------[ cut here ]------------ [ 42.208945] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.211005] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.212503] Modules linked in: [ 42.213103] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.215099] Tainted: [W]=WARN [ 42.215689] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.217354] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.218537] 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 [ 42.221727] RSP: 0018:ffff8880168b7bc0 EFLAGS: 00010286 [ 42.222714] RAX: 0000000000000000 RBX: ffffed1002d16f78 RCX: ffffffff813a4050 [ 42.223994] RDX: ffff888014359bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.225536] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d16f2f [ 42.227048] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.228501] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168b7df8 [ 42.229804] FS: 00007f86cba79900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.231261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.232348] CR2: 00007ffca2c12ef8 CR3: 000000000dcdd000 CR4: 0000000000350ef0 [ 42.233635] Call Trace: [ 42.234112] [ 42.234568] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.235486] ? __create_object+0x59/0x80 [ 42.236264] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.237249] __vmalloc_noprof+0x59/0x60 [ 42.237987] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.238865] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.239787] bpf_prog_alloc+0x39/0x200 [ 42.240537] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.241493] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.242399] do_seccomp+0x349/0x25e0 [ 42.243069] ? find_held_lock+0x2b/0x80 [ 42.243819] ? do_prlimit+0x310/0x610 [ 42.244553] ? __pfx_do_seccomp+0x10/0x10 [ 42.245339] ? do_raw_spin_unlock+0x53/0x220 [ 42.246139] ? _raw_spin_unlock+0x1e/0x40 [ 42.246931] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.247895] ? static_key_count+0x60/0x80 [ 42.248702] prctl_set_seccomp+0x4e/0x70 [ 42.249490] __do_sys_prctl+0xe6c/0x1d70 [ 42.250304] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.251136] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.252117] ? irqentry_exit+0xf3/0x650 [ 42.252865] do_syscall_64+0xbf/0x430 [ 42.253614] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.254564] RIP: 0033:0x7f86cbf6b5cd [ 42.255282] 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 [ 42.258447] RSP: 002b:00007ffca2c10650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.259806] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86cbf6b5cd [ 42.261084] RDX: 000055ae6328de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.262377] RBP: 00007ffca2c106b0 R08: 0000000000000000 R09: 00007ffca2c0fd50 [ 42.263668] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aea1613ad0 [ 42.264937] R13: 00007ffca2c10ae0 R14: 000055aea1614bc0 R15: 000055aea1625780 [ 42.266256] [ 42.266682] irq event stamp: 1765 [ 42.267338] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 42.268861] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 42.270376] softirqs last enabled at (1620): [] handle_softirqs+0x50c/0x770 [ 42.271915] softirqs last disabled at (1613): [] __irq_exit_rcu+0xc4/0x100 [ 42.273412] ---[ end trace 0000000000000000 ]--- [ 42.975391] ------------[ cut here ]------------ [ 42.976474] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.978489] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.979919] Modules linked in: [ 42.980514] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.982396] Tainted: [W]=WARN [ 42.982947] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.984392] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.985309] 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 [ 42.988477] RSP: 0018:ffff888014387bc0 EFLAGS: 00010286 [ 42.989449] RAX: 0000000000000000 RBX: ffffed1002870f78 RCX: ffffffff813a4050 [ 42.990659] RDX: ffff888015c85340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.991846] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002870f2f [ 42.993100] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.994304] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014387df8 [ 42.995509] FS: 00007f15074d7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.996913] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.997937] CR2: 00007f1507a3d4a6 CR3: 000000000d362000 CR4: 0000000000350ef0 [ 42.999136] Call Trace: [ 42.999601] [ 42.999990] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.000876] ? __create_object+0x59/0x80 [ 43.001614] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.002550] __vmalloc_noprof+0x59/0x60 [ 43.003263] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.004061] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.004988] bpf_prog_alloc+0x39/0x200 [ 43.006141] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.007057] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.007908] do_seccomp+0x349/0x25e0 [ 43.008655] ? find_held_lock+0x2b/0x80 [ 43.009384] ? do_prlimit+0x310/0x610 [ 43.010070] ? __pfx_do_seccomp+0x10/0x10 [ 43.010803] ? do_raw_spin_unlock+0x53/0x220 [ 43.011582] ? _raw_spin_unlock+0x1e/0x40 [ 43.012305] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.013198] ? static_key_count+0x60/0x80 [ 43.014131] prctl_set_seccomp+0x4e/0x70 [ 43.015067] __do_sys_prctl+0xe6c/0x1d70 [ 43.016009] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.017024] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.018077] ? irqentry_exit+0xf3/0x650 [ 43.018790] do_syscall_64+0xbf/0x430 [ 43.019503] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.020413] RIP: 0033:0x7f15079c95cd [ 43.021071] 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 [ 43.024101] RSP: 002b:00007fff5cda4200 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.025393] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15079c95cd [ 43.026662] RDX: 000055c8965fae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.027902] RBP: 00007fff5cda4260 R08: 0000000000000000 R09: 00007fff5cda3900 [ 43.029132] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c8a4709ad0 [ 43.030394] R13: 00007fff5cda4690 R14: 000055c8a470abc0 R15: 000055c8a471b780 [ 43.031630] [ 43.032050] irq event stamp: 1901 [ 43.032666] hardirqs last enabled at (1911): [] __up_console_sem+0x78/0x80 [ 43.034154] hardirqs last disabled at (1920): [] __up_console_sem+0x5d/0x80 [ 43.035610] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 43.037115] softirqs last disabled at (1547): [] __irq_exit_rcu+0xc4/0x100 [ 43.038584] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44153' (ECDSA) to the list of known hosts. 2025/11/17 13:01:51 fuzzer started 2025/11/17 13:01:52 dialing manager at localhost:37895 2025/11/17 13:01:52 checking machine... 2025/11/17 13:01:52 checking revisions... [ 43.952460] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:01:52 testing simple program... [ 44.051577] cgroup: Unknown subsys name 'net' [ 44.105883] cgroup: Unknown subsys name 'cpuset' [ 44.119581] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:01:51 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000002 RCX=ffffffff86ab8c8a RDX=1ffff1100d9c1157 RSI=0000000000000001 RDI=0000000000000001 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =ffffffff86ab8c8e R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025776 R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=0000000000000005 R15=ffff88806ce08a70 RIP=ffffffff8135e90e RFL=00000246 [---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 =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 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcc7c73478 CR3=0000000005c8a000 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=00007f3b36c19510000055dccb719790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000004 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff85e1ff20 RDI=ffff88800a4d4250 RBP=ffffffff85e1ff20 RSP=ffff88800f31f8c0 R8 =0000000000000000 R9 =0000000000000001 R10=0000000000000000 R11=0000000000000001 R12=ffff88800a4d3780 R13=ffff88800a4d41d8 R14=00000000ffffffff R15=ffff88800a4d4250 RIP=ffffffff84c72143 RFL=00000296 [--S-AP-] 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 00007fe739cca700 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=00007f6ace579018 CR3=000000000e6d9000 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=2031353a31303a333120373120766f4e XMM01=657463656e6e6f63736944203a5d3933 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3933325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030353a31303a3331203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000