[ 38.876432] ------------[ cut here ]------------ [ 38.877144] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.878793] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.879959] Modules linked in: [ 38.880480] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.882069] Tainted: [W]=WARN [ 38.882538] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.883709] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.884450] 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 [ 38.887006] RSP: 0018:ffff88800fb1fbc0 EFLAGS: 00010286 [ 38.887798] RAX: 0000000000000000 RBX: ffffed1001f63f78 RCX: ffffffff813a4050 [ 38.888828] RDX: ffff888014eb8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.889870] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001f63f2f [ 38.890893] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.891929] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800fb1fdf8 [ 38.892957] FS: 00007f77ec10c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.894117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.894972] CR2: 00007ffcf8356ef7 CR3: 000000000c45f000 CR4: 0000000000350ef0 [ 38.896000] Call Trace: [ 38.896407] [ 38.896741] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.897484] ? __create_object+0x59/0x80 [ 38.898080] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.898863] __vmalloc_noprof+0x59/0x60 [ 38.899475] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.900139] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.900882] bpf_prog_alloc+0x39/0x200 [ 38.901492] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.902211] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.902939] do_seccomp+0x349/0x25e0 [ 38.903505] ? find_held_lock+0x2b/0x80 [ 38.904076] ? do_prlimit+0x310/0x610 [ 38.904671] ? __pfx_do_seccomp+0x10/0x10 [ 38.905304] ? do_raw_spin_unlock+0x53/0x220 [ 38.905944] ? _raw_spin_unlock+0x1e/0x40 [ 38.906565] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.907342] ? static_key_count+0x60/0x80 [ 38.907945] prctl_set_seccomp+0x4e/0x70 [ 38.908561] __do_sys_prctl+0xe6c/0x1d70 [ 38.909148] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.909847] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.910622] ? irqentry_exit+0xf3/0x650 [ 38.911206] do_syscall_64+0xbf/0x430 [ 38.911796] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.912551] RIP: 0033:0x7f77ec5fe5cd [ 38.913076] 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 [ 38.915619] RSP: 002b:00007ffcf8354640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.916711] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f77ec5fe5cd [ 38.917747] RDX: 000055a7acca9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.918774] RBP: 00007ffcf83546a0 R08: 0000000000000000 R09: 00007ffcf8353d40 [ 38.919799] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a7dc5a9bf0 [ 38.920827] R13: 00007ffcf8354ad0 R14: 000055a7dc5b3380 R15: 000055a7dc5be460 [ 38.921891] [ 38.922228] irq event stamp: 1755 [ 38.922738] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 38.923954] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 38.925185] softirqs last enabled at (1244): [] handle_softirqs+0x50c/0x770 [ 38.926433] softirqs last disabled at (1235): [] __irq_exit_rcu+0xc4/0x100 [ 38.927645] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.716193] ------------[ cut here ]------------ [ 41.717041] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.718910] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.720206] Modules linked in: [ 41.720777] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.722621] Tainted: [W]=WARN [ 41.723126] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.724458] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.725282] 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 [ 41.728155] RSP: 0018:ffff888017e8fbc0 EFLAGS: 00010286 [ 41.729028] RAX: 0000000000000000 RBX: ffffed1002fd1f78 RCX: ffffffff813a4050 [ 41.730188] RDX: ffff8880183c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.731335] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fd1f2f [ 41.732487] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.733648] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017e8fdf8 [ 41.734804] FS: 00007f3e0957a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.736084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.737028] CR2: 00007fff8d9e7ef7 CR3: 000000001fdef000 CR4: 0000000000350ef0 [ 41.738182] Call Trace: [ 41.738628] [ 41.738994] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.739799] ? __create_object+0x59/0x80 [ 41.740498] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.741367] __vmalloc_noprof+0x59/0x60 [ 41.742012] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.742792] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.743633] bpf_prog_alloc+0x39/0x200 [ 41.744282] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.745071] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.745884] do_seccomp+0x349/0x25e0 [ 41.746524] ? find_held_lock+0x2b/0x80 [ 41.747165] ? do_prlimit+0x310/0x610 [ 41.747827] ? __pfx_do_seccomp+0x10/0x10 [ 41.748525] ? do_raw_spin_unlock+0x53/0x220 [ 41.749223] ? _raw_spin_unlock+0x1e/0x40 [ 41.749924] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.750773] ? static_key_count+0x60/0x80 [ 41.751482] prctl_set_seccomp+0x4e/0x70 [ 41.752133] __do_sys_prctl+0xe6c/0x1d70 [ 41.752831] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.753613] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.754466] ? irqentry_exit+0xf3/0x650 [ 41.755100] do_syscall_64+0xbf/0x430 [ 41.755755] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.756595] RIP: 0033:0x7f3e09a6c5cd [ 41.757175] 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 [ 41.759975] RSP: 002b:00007fff8d9e53a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.761198] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3e09a6c5cd [ 41.762344] RDX: 0000556067b03e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.763478] RBP: 00007fff8d9e5400 R08: 0000000000000000 R09: 00007fff8d9e4aa0 [ 41.764604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556081366ad0 [ 41.765753] R13: 00007fff8d9e5830 R14: 0000556081367bc0 R15: 0000556081378780 [ 41.766895] [ 41.767319] irq event stamp: 1699 [ 41.767849] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 41.769191] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 41.770547] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 41.771891] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 41.773219] ---[ end trace 0000000000000000 ]--- [ 42.493341] ------------[ cut here ]------------ [ 42.494208] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.496429] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.497892] Modules linked in: [ 42.498608] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.500479] Tainted: [W]=WARN [ 42.500999] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.502399] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.503225] 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 [ 42.506283] RSP: 0018:ffff888018bbfbc0 EFLAGS: 00010286 [ 42.507162] RAX: 0000000000000000 RBX: ffffed1003177f78 RCX: ffffffff813a4050 [ 42.508374] RDX: ffff8880177a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.509635] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003177f2f [ 42.510840] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.512049] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018bbfdf8 [ 42.513265] FS: 00007efe61e3e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.514655] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.515706] CR2: 00007ffd5e12cef7 CR3: 0000000009f90000 CR4: 0000000000350ef0 [ 42.516944] Call Trace: [ 42.517418] [ 42.517813] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.518668] ? __create_object+0x59/0x80 [ 42.519397] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.520291] __vmalloc_noprof+0x59/0x60 [ 42.521108] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.521927] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.522811] bpf_prog_alloc+0x39/0x200 [ 42.523484] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.524331] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.525124] do_seccomp+0x349/0x25e0 [ 42.525792] ? find_held_lock+0x2b/0x80 [ 42.526482] ? do_prlimit+0x310/0x610 [ 42.527128] ? __pfx_do_seccomp+0x10/0x10 [ 42.527867] ? do_raw_spin_unlock+0x53/0x220 [ 42.528666] ? _raw_spin_unlock+0x1e/0x40 [ 42.529478] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.530429] ? static_key_count+0x60/0x80 [ 42.531176] prctl_set_seccomp+0x4e/0x70 [ 42.531954] __do_sys_prctl+0xe6c/0x1d70 [ 42.532672] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.533471] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.534356] ? irqentry_exit+0xf3/0x650 [ 42.535021] do_syscall_64+0xbf/0x430 [ 42.535704] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.536591] RIP: 0033:0x7efe623305cd [ 42.537200] 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 [ 42.540455] RSP: 002b:00007ffd5e12b600 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.541728] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efe623305cd [ 42.542907] RDX: 0000562d88018e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.544065] RBP: 00007ffd5e12b660 R08: 0000000000000000 R09: 00007ffd5e12ad00 [ 42.545146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562da9306ad0 [ 42.546217] R13: 00007ffd5e12ba90 R14: 0000562da9307bc0 R15: 0000562da9318780 [ 42.547314] [ 42.547670] irq event stamp: 1769 [ 42.548173] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 42.549561] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 42.550854] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 42.552222] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 42.553675] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38651' (ECDSA) to the list of known hosts. 2025/11/18 06:37:05 fuzzer started 2025/11/18 06:37:06 dialing manager at localhost:37895 2025/11/18 06:37:06 checking machine... 2025/11/18 06:37:06 checking revisions... [ 43.371717] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:37:06 testing simple program... [ 43.473316] cgroup: Unknown subsys name 'net' [ 43.571835] cgroup: Unknown subsys name 'cpuset' [ 43.583883] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:37:05 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff888009627748 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255da R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888009627840 RIP=ffffffff815bcfa0 RFL=00000216 [----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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff8d9df000 CR3=000000001d210000 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=2035303a37333a363020383120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034303a37333a3630203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000005 RBX=ffff88801822a640 RCX=ffff888017797924 RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff88801822a640 RBP=ffffffff85e1ffe0 RSP=ffff8880177978d0 R8 =ffffffff86ab82c2 R9 =ffff888017797a10 R10=000000000003c9ed R11=00000000000255cb R12=ffff88801822a640 R13=ffff888017797924 R14=0000000000000002 R15=0000000000000002 RIP=ffffffff84c71f8a 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 00007f3e0957a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0f40cbc400 CR3=000000001fde7000 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=6720646572637465733a4d41503d706f 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