[ 38.943334] ------------[ cut here ]------------ [ 38.944255] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.946866] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.948344] Modules linked in: [ 38.948939] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.951227] Tainted: [W]=WARN [ 38.951792] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.953337] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.954281] 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 [ 38.957441] RSP: 0018:ffff8880159b7bc0 EFLAGS: 00010286 [ 38.958439] RAX: 0000000000000000 RBX: ffffed1002b36f78 RCX: ffffffff813a4050 [ 38.959732] RDX: ffff888016f85340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.961020] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b36f2f [ 38.962411] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.963709] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159b7df8 [ 38.964986] FS: 00007fc389afb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.966420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.967476] CR2: 00007ffe2fc33ef8 CR3: 000000000d3cf000 CR4: 0000000000350ef0 [ 38.968748] Call Trace: [ 38.969262] [ 38.969675] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.970585] ? __create_object+0x59/0x80 [ 38.971381] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.972370] __vmalloc_noprof+0x59/0x60 [ 38.973123] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.973959] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.974900] bpf_prog_alloc+0x39/0x200 [ 38.975635] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.976569] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.977471] do_seccomp+0x349/0x25e0 [ 38.978215] ? find_held_lock+0x2b/0x80 [ 38.978941] ? do_prlimit+0x310/0x610 [ 38.979683] ? __pfx_do_seccomp+0x10/0x10 [ 38.980484] ? do_raw_spin_unlock+0x53/0x220 [ 38.981336] ? _raw_spin_unlock+0x1e/0x40 [ 38.982127] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.983100] ? static_key_count+0x60/0x80 [ 38.983858] prctl_set_seccomp+0x4e/0x70 [ 38.984672] __do_sys_prctl+0xe6c/0x1d70 [ 38.985459] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.986334] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.987296] ? irqentry_exit+0xf3/0x650 [ 38.988014] do_syscall_64+0xbf/0x430 [ 38.988770] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.989730] RIP: 0033:0x7fc389fed5cd [ 38.990448] 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 [ 38.993644] RSP: 002b:00007ffe2fc32110 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.995030] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc389fed5cd [ 38.996346] RDX: 0000556a65e36e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.997642] RBP: 00007ffe2fc32170 R08: 0000000000000000 R09: 00007ffe2fc31810 [ 38.998942] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556a77868ad0 [ 39.000247] R13: 00007ffe2fc325a0 R14: 0000556a77869bc0 R15: 0000556a7787a780 [ 39.001558] [ 39.002002] irq event stamp: 1819 [ 39.002655] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 39.004185] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 39.005696] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 39.006875] softirqs last disabled at (1793): [] __irq_exit_rcu+0xc4/0x100 [ 39.007841] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.709542] ------------[ cut here ]------------ [ 41.710143] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.711403] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.712329] Modules linked in: [ 41.712702] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.713979] Tainted: [W]=WARN [ 41.714361] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.715293] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.715845] 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 [ 41.717875] RSP: 0018:ffff888009dffbc0 EFLAGS: 00010286 [ 41.718500] RAX: 0000000000000000 RBX: ffffed10013bff78 RCX: ffffffff813a4050 [ 41.719318] RDX: ffff88801a1e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.720139] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013bff2f [ 41.720927] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.721737] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009dffdf8 [ 41.722572] FS: 00007f74f23d9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.723487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.724158] CR2: 00007f74f293f4a6 CR3: 0000000020123000 CR4: 0000000000350ef0 [ 41.724948] Call Trace: [ 41.725275] [ 41.725544] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.726115] ? __create_object+0x59/0x80 [ 41.726582] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.727190] __vmalloc_noprof+0x59/0x60 [ 41.727643] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.728201] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.728774] bpf_prog_alloc+0x39/0x200 [ 41.729243] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.729812] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.730396] do_seccomp+0x349/0x25e0 [ 41.730828] ? find_held_lock+0x2b/0x80 [ 41.731312] ? do_prlimit+0x310/0x610 [ 41.731757] ? __pfx_do_seccomp+0x10/0x10 [ 41.732254] ? do_raw_spin_unlock+0x53/0x220 [ 41.732758] ? _raw_spin_unlock+0x1e/0x40 [ 41.733257] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.733842] ? static_key_count+0x60/0x80 [ 41.734356] prctl_set_seccomp+0x4e/0x70 [ 41.734823] __do_sys_prctl+0xe6c/0x1d70 [ 41.735323] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.735837] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.736453] ? irqentry_exit+0xf3/0x650 [ 41.736911] do_syscall_64+0xbf/0x430 [ 41.737385] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.737971] RIP: 0033:0x7f74f28cb5cd [ 41.738429] 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 [ 41.740471] RSP: 002b:00007ffd8b9cc1d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.741357] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f74f28cb5cd [ 41.742183] RDX: 0000563a0e44ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.742967] RBP: 00007ffd8b9cc230 R08: 0000000000000000 R09: 00007ffd8b9cb8d0 [ 41.743795] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563a47321ad0 [ 41.744627] R13: 00007ffd8b9cc660 R14: 0000563a47322bc0 R15: 0000563a47333780 [ 41.745476] [ 41.745749] irq event stamp: 1749 [ 41.746187] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 41.747160] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 41.748147] softirqs last enabled at (1266): [] handle_softirqs+0x50c/0x770 [ 41.749136] softirqs last disabled at (1251): [] __irq_exit_rcu+0xc4/0x100 [ 41.750121] ---[ end trace 0000000000000000 ]--- [ 42.378436] ------------[ cut here ]------------ [ 42.378895] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.379913] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.380647] Modules linked in: [ 42.380955] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.381971] Tainted: [W]=WARN [ 42.382281] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.383009] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.383470] 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 [ 42.385110] RSP: 0018:ffff888013a8fbc0 EFLAGS: 00010286 [ 42.385582] RAX: 0000000000000000 RBX: ffffed1002751f78 RCX: ffffffff813a4050 [ 42.386243] RDX: ffff888015b38000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.386875] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002751f2f [ 42.387543] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.388198] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013a8fdf8 [ 42.388853] FS: 00007f60476b9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.389585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.390132] CR2: 00007f6047c1f4a6 CR3: 0000000020118000 CR4: 0000000000350ef0 [ 42.390759] Call Trace: [ 42.390996] [ 42.391235] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.391660] ? __create_object+0x59/0x80 [ 42.392028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.392513] __vmalloc_noprof+0x59/0x60 [ 42.392877] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.393319] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.393768] bpf_prog_alloc+0x39/0x200 [ 42.394131] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.394575] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.394997] do_seccomp+0x349/0x25e0 [ 42.395362] ? find_held_lock+0x2b/0x80 [ 42.395727] ? do_prlimit+0x310/0x610 [ 42.396099] ? __pfx_do_seccomp+0x10/0x10 [ 42.396477] ? do_raw_spin_unlock+0x53/0x220 [ 42.396868] ? _raw_spin_unlock+0x1e/0x40 [ 42.397265] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.397737] ? static_key_count+0x60/0x80 [ 42.398146] prctl_set_seccomp+0x4e/0x70 [ 42.398510] __do_sys_prctl+0xe6c/0x1d70 [ 42.398878] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.399318] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.399789] ? irqentry_exit+0xf3/0x650 [ 42.400183] do_syscall_64+0xbf/0x430 [ 42.400533] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.400986] RIP: 0033:0x7f6047bab5cd [ 42.401345] 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 [ 42.402965] RSP: 002b:00007fff93ad9f40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.403667] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6047bab5cd [ 42.404336] RDX: 000056347df7de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.404971] RBP: 00007fff93ad9fa0 R08: 0000000000000000 R09: 00007fff93ad9640 [ 42.405618] R10: 0000000000000000 R11: 0000000000000246 R12: 000056349ff55bf0 [ 42.406279] R13: 00007fff93ada3d0 R14: 000056349ff5f380 R15: 000056349ff6a460 [ 42.406915] [ 42.407149] irq event stamp: 1807 [ 42.407456] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 42.408245] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 42.409008] softirqs last enabled at (1358): [] handle_softirqs+0x50c/0x770 [ 42.409797] softirqs last disabled at (1349): [] __irq_exit_rcu+0xc4/0x100 [ 42.410589] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28598' (ECDSA) to the list of known hosts. 2025/11/19 06:19:02 fuzzer started 2025/11/19 06:19:02 dialing manager at localhost:34383 2025/11/19 06:19:02 checking machine... 2025/11/19 06:19:02 checking revisions... [ 43.134236] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:19:02 testing simple program... [ 43.203838] cgroup: Unknown subsys name 'net' [ 43.252564] cgroup: Unknown subsys name 'cpuset' [ 43.264257] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:19:01 Registers: info registers vcpu 0 RAX=ffffffff86e87021 RBX=0000000000000001 RCX=ffffffff86e8701c RDX=0000000000000000 RSI=1ffffffff0dd0e04 RDI=ffffffff869af9f4 RBP=ffff888009a67890 RSP=ffff888009a677c8 R8 =ffffffff86e87004 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d16 R12=ffff888009a67898 R13=ffff888009a67880 R14=ffff888009a67879 R15=ffff888009a67838 RIP=ffffffff8135e815 RFL=00000212 [----A--] 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 00007f74f23d9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd8b9c6000 CR3=0000000020118000 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 info registers vcpu 1 RAX=0000000000021c55 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6839601338 CR3=000000000f82a000 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=39313a363020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323135 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000