[ 46.132664] ------------[ cut here ]------------ [ 46.133638] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.135615] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.137084] Modules linked in: [ 46.137706] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.139747] Tainted: [W]=WARN [ 46.140358] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.141813] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.142997] 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 [ 46.146564] RSP: 0018:ffff88801439fbc0 EFLAGS: 00010286 [ 46.147559] RAX: 0000000000000000 RBX: ffffed1002873f78 RCX: ffffffff813a4050 [ 46.148888] RDX: ffff88801b243780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.150167] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002873f2f [ 46.151447] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.152738] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801439fdf8 [ 46.154009] FS: 00007f15afeb0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.155450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.156532] CR2: 00007fff2101cef7 CR3: 0000000013d07000 CR4: 0000000000350ef0 [ 46.157809] Call Trace: [ 46.158307] [ 46.158718] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.159614] ? __create_object+0x59/0x80 [ 46.160419] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.161386] __vmalloc_noprof+0x59/0x60 [ 46.162102] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.162964] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.163884] bpf_prog_alloc+0x39/0x200 [ 46.164630] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.165551] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.166441] do_seccomp+0x349/0x25e0 [ 46.167112] ? find_held_lock+0x2b/0x80 [ 46.167861] ? do_prlimit+0x310/0x610 [ 46.168615] ? __pfx_do_seccomp+0x10/0x10 [ 46.169395] ? do_raw_spin_unlock+0x53/0x220 [ 46.170183] ? _raw_spin_unlock+0x1e/0x40 [ 46.170959] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.171910] ? static_key_count+0x60/0x80 [ 46.172720] prctl_set_seccomp+0x4e/0x70 [ 46.173494] __do_sys_prctl+0xe6c/0x1d70 [ 46.174227] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.175074] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.176038] ? irqentry_exit+0xf3/0x650 [ 46.176812] do_syscall_64+0xbf/0x430 [ 46.177548] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.178509] RIP: 0033:0x7f15b03a25cd [ 46.179169] 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 [ 46.182343] RSP: 002b:00007fff2101a310 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.183700] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15b03a25cd [ 46.184983] RDX: 0000557021b88e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.186256] RBP: 00007fff2101a370 R08: 0000000000000000 R09: 00007fff21019a10 [ 46.187551] R10: 0000000000000000 R11: 0000000000000246 R12: 000055705dcb6ad0 [ 46.188837] R13: 00007fff2101a7a0 R14: 000055705dcb7bc0 R15: 000055705dcc8780 [ 46.190150] [ 46.190615] irq event stamp: 1913 [ 46.191231] hardirqs last enabled at (1921): [] __up_console_sem+0x78/0x80 [ 46.192773] hardirqs last disabled at (1930): [] __up_console_sem+0x5d/0x80 [ 46.194275] softirqs last enabled at (1544): [] handle_softirqs+0x50c/0x770 [ 46.195830] softirqs last disabled at (1535): [] __irq_exit_rcu+0xc4/0x100 [ 46.197192] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.853573] ------------[ cut here ]------------ [ 48.854344] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.855975] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 48.857179] Modules linked in: [ 48.857885] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.859877] Tainted: [W]=WARN [ 48.860389] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.861591] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.862340] 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 [ 48.864968] RSP: 0018:ffff888018effbc0 EFLAGS: 00010286 [ 48.865786] RAX: 0000000000000000 RBX: ffffed10031dff78 RCX: ffffffff813a4050 [ 48.866840] RDX: ffff88800f638000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.867887] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031dff2f [ 48.868958] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.870029] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018effdf8 [ 48.871090] FS: 00007f9665e5c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.872275] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.873135] CR2: 00007f96663c24a6 CR3: 00000000201d9000 CR4: 0000000000350ef0 [ 48.874194] Call Trace: [ 48.874603] [ 48.874944] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.875684] ? __create_object+0x59/0x80 [ 48.876338] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.877104] __vmalloc_noprof+0x59/0x60 [ 48.877729] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.878443] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.879179] bpf_prog_alloc+0x39/0x200 [ 48.879785] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.880557] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.881260] do_seccomp+0x349/0x25e0 [ 48.881860] ? find_held_lock+0x2b/0x80 [ 48.882486] ? do_prlimit+0x310/0x610 [ 48.883082] ? __pfx_do_seccomp+0x10/0x10 [ 48.883728] ? do_raw_spin_unlock+0x53/0x220 [ 48.884422] ? _raw_spin_unlock+0x1e/0x40 [ 48.885032] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.885835] ? static_key_count+0x60/0x80 [ 48.886501] prctl_set_seccomp+0x4e/0x70 [ 48.887103] __do_sys_prctl+0xe6c/0x1d70 [ 48.887750] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.888485] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.889244] ? irqentry_exit+0xf3/0x650 [ 48.889871] do_syscall_64+0xbf/0x430 [ 48.890483] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.891226] RIP: 0033:0x7f966634e5cd [ 48.891801] 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 [ 48.894415] RSP: 002b:00007ffdfd0a4fd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.895551] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f966634e5cd [ 48.896609] RDX: 000056314456ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.897668] RBP: 00007ffdfd0a5030 R08: 0000000000000000 R09: 00007ffdfd0a46d0 [ 48.898714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563149b98ad0 [ 48.899770] R13: 00007ffdfd0a5460 R14: 0000563149b99bc0 R15: 0000563149baa780 [ 48.900866] [ 48.901216] irq event stamp: 1869 [ 48.901752] hardirqs last enabled at (1879): [] __up_console_sem+0x78/0x80 [ 48.903001] hardirqs last disabled at (1888): [] __up_console_sem+0x5d/0x80 [ 48.904266] softirqs last enabled at (1808): [] handle_softirqs+0x50c/0x770 [ 48.905544] softirqs last disabled at (1803): [] __irq_exit_rcu+0xc4/0x100 [ 48.906783] ---[ end trace 0000000000000000 ]--- [ 49.664261] ------------[ cut here ]------------ [ 49.664849] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.666107] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.667029] Modules linked in: [ 49.667439] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.668763] Tainted: [W]=WARN [ 49.669117] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.670043] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.670625] 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 [ 49.672666] RSP: 0018:ffff888016f6fbc0 EFLAGS: 00010286 [ 49.673253] RAX: 0000000000000000 RBX: ffffed1002dedf78 RCX: ffffffff813a4050 [ 49.674066] RDX: ffff88801a0f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.674883] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dedf2f [ 49.675691] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.676534] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f6fdf8 [ 49.677353] FS: 00007f0543bd8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.678238] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.678914] CR2: 00007fffc0e45ef7 CR3: 000000002014b000 CR4: 0000000000350ef0 [ 49.679723] Call Trace: [ 49.680018] [ 49.680331] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.680870] ? __create_object+0x59/0x80 [ 49.681362] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.681946] __vmalloc_noprof+0x59/0x60 [ 49.682429] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.682962] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.683553] bpf_prog_alloc+0x39/0x200 [ 49.683996] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.684617] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.685170] do_seccomp+0x349/0x25e0 [ 49.685623] ? find_held_lock+0x2b/0x80 [ 49.686078] ? do_prlimit+0x310/0x610 [ 49.686543] ? __pfx_do_seccomp+0x10/0x10 [ 49.687014] ? do_raw_spin_unlock+0x53/0x220 [ 49.687536] ? _raw_spin_unlock+0x1e/0x40 [ 49.688013] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.688648] ? static_key_count+0x60/0x80 [ 49.689132] prctl_set_seccomp+0x4e/0x70 [ 49.689622] __do_sys_prctl+0xe6c/0x1d70 [ 49.690092] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.690630] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.691215] ? irqentry_exit+0xf3/0x650 [ 49.691696] do_syscall_64+0xbf/0x430 [ 49.692149] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.692761] RIP: 0033:0x7f05440ca5cd [ 49.693181] 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 [ 49.695181] RSP: 002b:00007fffc0e43cd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.696048] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f05440ca5cd [ 49.696888] RDX: 00005585083b5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.697706] RBP: 00007fffc0e43d30 R08: 0000000000000000 R09: 00007fffc0e433d0 [ 49.698523] R10: 0000000000000000 R11: 0000000000000246 R12: 000055854727bad0 [ 49.699338] R13: 00007fffc0e44160 R14: 000055854727cbc0 R15: 000055854728d780 [ 49.700153] [ 49.700461] irq event stamp: 1663 [ 49.700848] hardirqs last enabled at (1671): [] __up_console_sem+0x78/0x80 [ 49.701811] hardirqs last disabled at (1680): [] __up_console_sem+0x5d/0x80 [ 49.702782] softirqs last enabled at (1204): [] handle_softirqs+0x50c/0x770 [ 49.703760] softirqs last disabled at (1191): [] __irq_exit_rcu+0xc4/0x100 [ 49.704747] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44785' (ECDSA) to the list of known hosts. 2025/11/18 11:15:28 fuzzer started 2025/11/18 11:15:28 dialing manager at localhost:34383 2025/11/18 11:15:28 checking machine... 2025/11/18 11:15:28 checking revisions... [ 50.513891] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:15:28 testing simple program... [ 50.572807] cgroup: Unknown subsys name 'net' [ 50.614818] cgroup: Unknown subsys name 'cpuset' [ 50.623642] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:15:27 Registers: info registers vcpu 0 RAX=fffffbfff0cc9f0a RBX=fffffbfff0cc9f0b RCX=ffffffff815cfa89 RDX=fffffbfff0cc9f0b RSI=0000000000000008 RDI=ffffffff8664f850 RBP=fffffbfff0cc9f0a RSP=ffff888009637c28 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000001 R12=0000000000000246 R13=0000000000000000 R14=0000000000009389 R15=ffffffff85e2b980 RIP=ffffffff81b2d1d1 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 =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 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9666413618 CR3=00000000201a1000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000296dd 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f83b4421000 CR3=000000000d377000 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=b6181d88094ba9b39549e472dda038e5 XMM02=0000000000304438ec2efd57dc4c00df XMM03=00000000003103f8310d15b882b64fcc XMM04=ea9e3a51d148af0400000000000ae988 XMM05=d96330e2d2db8632000000000031fd10 XMM06=474038aa6c007e1f000000000031fb98 XMM07=e042d86d42eb936e00000000003106d0 XMM08=310d15b882b64fcc0000000000304498 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000