[ 46.768692] ------------[ cut here ]------------ [ 46.769645] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.771680] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 46.773113] Modules linked in: [ 46.773759] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.775711] Tainted: [W]=WARN [ 46.776307] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.777760] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.778654] 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 [ 46.781780] RSP: 0018:ffff88801ac97bc0 EFLAGS: 00010286 [ 46.782738] RAX: 0000000000000000 RBX: ffffed1003592f78 RCX: ffffffff813a4050 [ 46.784000] RDX: ffff888016439bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.785277] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003592f2f [ 46.786550] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.787817] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac97df8 [ 46.789081] FS: 00007f25cb4b8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.790501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.791542] CR2: 00007fff4f58cef8 CR3: 000000001543d000 CR4: 0000000000350ef0 [ 46.792807] Call Trace: [ 46.793305] [ 46.793723] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.794600] ? __create_object+0x59/0x80 [ 46.795364] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.796309] __vmalloc_noprof+0x59/0x60 [ 46.797010] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.797871] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.798787] bpf_prog_alloc+0x39/0x200 [ 46.799513] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.800429] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.801310] do_seccomp+0x349/0x25e0 [ 46.801985] ? find_held_lock+0x2b/0x80 [ 46.802729] ? do_prlimit+0x310/0x610 [ 46.803457] ? __pfx_do_seccomp+0x10/0x10 [ 46.804227] ? do_raw_spin_unlock+0x53/0x220 [ 46.804999] ? _raw_spin_unlock+0x1e/0x40 [ 46.805787] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.806728] ? static_key_count+0x60/0x80 [ 46.807515] prctl_set_seccomp+0x4e/0x70 [ 46.808284] __do_sys_prctl+0xe6c/0x1d70 [ 46.809009] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.809854] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.810798] ? irqentry_exit+0xf3/0x650 [ 46.811546] do_syscall_64+0xbf/0x430 [ 46.812280] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.813223] RIP: 0033:0x7f25cb9aa5cd [ 46.813885] 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 [ 46.817266] RSP: 002b:00007fff4f58bd10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.818739] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f25cb9aa5cd [ 46.820064] RDX: 000055f92af03e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.821402] RBP: 00007fff4f58bd70 R08: 0000000000000000 R09: 00007fff4f58b410 [ 46.822762] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f954123b10 [ 46.824100] R13: 00007fff4f58c1a0 R14: 000055f9541242b0 R15: 000055f9541386f0 [ 46.825439] [ 46.825888] irq event stamp: 1741 [ 46.826557] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 46.828144] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 46.829755] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 46.831219] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 46.832617] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.512605] ------------[ cut here ]------------ [ 49.513361] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.515055] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.516262] Modules linked in: [ 49.516750] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.518386] Tainted: [W]=WARN [ 49.518838] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.520039] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.520837] 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 [ 49.523456] RSP: 0018:ffff88801671fbc0 EFLAGS: 00010286 [ 49.524253] RAX: 0000000000000000 RBX: ffffed1002ce3f78 RCX: ffffffff813a4050 [ 49.525309] RDX: ffff8880173fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.526377] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ce3f2f [ 49.527433] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.528483] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801671fdf8 [ 49.529534] FS: 00007f62546dc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.530743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.531618] CR2: 00007ffedc0a7ef8 CR3: 000000001f703000 CR4: 0000000000350ef0 [ 49.532664] Call Trace: [ 49.533045] [ 49.533417] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.534132] ? __create_object+0x59/0x80 [ 49.534777] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.535579] __vmalloc_noprof+0x59/0x60 [ 49.536200] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.536876] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.537644] bpf_prog_alloc+0x39/0x200 [ 49.538277] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.539009] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.539749] do_seccomp+0x349/0x25e0 [ 49.540343] ? find_held_lock+0x2b/0x80 [ 49.540935] ? do_prlimit+0x310/0x610 [ 49.541541] ? __pfx_do_seccomp+0x10/0x10 [ 49.542209] ? do_raw_spin_unlock+0x53/0x220 [ 49.542856] ? _raw_spin_unlock+0x1e/0x40 [ 49.543509] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.544320] ? static_key_count+0x60/0x80 [ 49.544942] prctl_set_seccomp+0x4e/0x70 [ 49.545585] __do_sys_prctl+0xe6c/0x1d70 [ 49.546235] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.546900] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.547706] ? irqentry_exit+0xf3/0x650 [ 49.548330] do_syscall_64+0xbf/0x430 [ 49.548898] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.549691] RIP: 0033:0x7f6254bce5cd [ 49.550263] 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 [ 49.552868] RSP: 002b:00007ffedc0a6c80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.554011] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6254bce5cd [ 49.555056] RDX: 0000557897da1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.556102] RBP: 00007ffedc0a6ce0 R08: 0000000000000000 R09: 00007ffedc0a6380 [ 49.557150] R10: 0000000000000000 R11: 0000000000000246 R12: 00005578ce5b8ad0 [ 49.558225] R13: 00007ffedc0a7110 R14: 00005578ce5b9bc0 R15: 00005578ce5ca780 [ 49.559287] [ 49.559637] irq event stamp: 1759 [ 49.560133] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 49.561437] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 49.562696] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 49.563973] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 49.565219] ---[ end trace 0000000000000000 ]--- [ 50.304773] ------------[ cut here ]------------ [ 50.305717] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.307771] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.309210] Modules linked in: [ 50.309831] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.311793] Tainted: [W]=WARN [ 50.312386] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.313867] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.314768] 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 [ 50.317870] RSP: 0018:ffff88801679fbc0 EFLAGS: 00010286 [ 50.318825] RAX: 0000000000000000 RBX: ffffed1002cf3f78 RCX: ffffffff813a4050 [ 50.320086] RDX: ffff888015718000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.321328] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf3f2f [ 50.322620] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.323880] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801679fdf8 [ 50.325130] FS: 00007f9e01696900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.326604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.327655] CR2: 00007f9e01b88580 CR3: 000000000e6bb000 CR4: 0000000000350ef0 [ 50.328907] Call Trace: [ 50.329407] [ 50.329846] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.330715] ? __create_object+0x59/0x80 [ 50.331478] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.332437] __vmalloc_noprof+0x59/0x60 [ 50.333142] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.334039] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.334954] bpf_prog_alloc+0x39/0x200 [ 50.335671] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.336580] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.337471] do_seccomp+0x349/0x25e0 [ 50.338218] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.339062] ? __pfx_do_seccomp+0x10/0x10 [ 50.339841] ? find_held_lock+0x2b/0x80 [ 50.340596] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.341536] ? static_key_count+0x60/0x80 [ 50.342364] prctl_set_seccomp+0x4e/0x70 [ 50.343082] __do_sys_prctl+0xe6c/0x1d70 [ 50.343850] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.344691] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.345643] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.346627] ? irqentry_exit+0xf3/0x650 [ 50.347375] do_syscall_64+0xbf/0x430 [ 50.348054] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.348980] RIP: 0033:0x7f9e01b885cd [ 50.349657] 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 [ 50.352804] RSP: 002b:00007ffe97593c50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.354196] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e01b885cd [ 50.355448] RDX: 0000564a90a73e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.356708] RBP: 00007ffe97593cb0 R08: 0000000000000000 R09: 00007ffe97593350 [ 50.358020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564abb490bf0 [ 50.359273] R13: 00007ffe975940e0 R14: 0000564abb49a380 R15: 0000564abb4a5460 [ 50.360553] [ 50.360967] irq event stamp: 1695 [ 50.361603] hardirqs last enabled at (1705): [] __up_console_sem+0x78/0x80 [ 50.363124] hardirqs last disabled at (1714): [] __up_console_sem+0x5d/0x80 [ 50.364646] softirqs last enabled at (1550): [] handle_softirqs+0x50c/0x770 [ 50.366198] softirqs last disabled at (1545): [] __irq_exit_rcu+0xc4/0x100 [ 50.367349] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29370' (ECDSA) to the list of known hosts. 2025/11/17 20:59:47 fuzzer started 2025/11/17 20:59:48 dialing manager at localhost:37895 2025/11/17 20:59:48 checking machine... 2025/11/17 20:59:48 checking revisions... [ 51.309087] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:59:48 testing simple program... [ 51.408949] cgroup: Unknown subsys name 'net' [ 51.498063] cgroup: Unknown subsys name 'cpuset' [ 51.518925] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:59:47 Registers: info registers vcpu 0 RAX=0000000000008702 RBX=ffff888015b23780 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888015b24200 RDI=ffff888015b24200 RBP=ffff888015b241d8 RSP=ffff8880194e7500 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888015b24200 R13=b3e1365a875bb4c5 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527588 RFL=00000082 [--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 00007f62546dc900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f62546ab008 CR3=000000000bd8e000 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=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 info registers vcpu 1 RAX=0000000000021fc7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdee355d000 CR3=000000000e624000 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=39353a303220373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323332 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000