[ 39.182352] ------------[ cut here ]------------ [ 39.183287] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.185298] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 39.186791] Modules linked in: [ 39.187396] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.189375] Tainted: [W]=WARN [ 39.189993] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.191481] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.192396] 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 [ 39.195584] RSP: 0018:ffff8880164bfbc0 EFLAGS: 00010286 [ 39.196553] RAX: 0000000000000000 RBX: ffffed1002c97f78 RCX: ffffffff813a4050 [ 39.197858] RDX: ffff888016403780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.199154] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c97f2f [ 39.200447] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.201770] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164bfdf8 [ 39.203062] FS: 00007f3d9da5c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.204482] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.205559] CR2: 00007ffc392ddef7 CR3: 0000000009fa1000 CR4: 0000000000350ef0 [ 39.206848] Call Trace: [ 39.207313] [ 39.207784] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.208645] ? __create_object+0x59/0x80 [ 39.209439] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.210429] __vmalloc_noprof+0x59/0x60 [ 39.211193] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.212076] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.213025] bpf_prog_alloc+0x39/0x200 [ 39.213783] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.214677] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.215589] do_seccomp+0x349/0x25e0 [ 39.216312] ? find_held_lock+0x2b/0x80 [ 39.217072] ? do_prlimit+0x310/0x610 [ 39.217837] ? __pfx_do_seccomp+0x10/0x10 [ 39.218574] ? do_raw_spin_unlock+0x53/0x220 [ 39.219420] ? _raw_spin_unlock+0x1e/0x40 [ 39.220195] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.221167] ? static_key_count+0x60/0x80 [ 39.221990] prctl_set_seccomp+0x4e/0x70 [ 39.222767] __do_sys_prctl+0xe6c/0x1d70 [ 39.223514] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.224364] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.225328] ? irqentry_exit+0xf3/0x650 [ 39.226106] do_syscall_64+0xbf/0x430 [ 39.226850] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.227804] RIP: 0033:0x7f3d9df4e5cd [ 39.228458] 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 [ 39.231646] RSP: 002b:00007ffc392db5d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.233027] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3d9df4e5cd [ 39.234331] RDX: 000055b33f126e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.235638] RBP: 00007ffc392db630 R08: 0000000000000000 R09: 00007ffc392dacd0 [ 39.236929] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b346db52b0 [ 39.238240] R13: 00007ffc392dba60 R14: 000055b346db7d20 R15: 000055b346dc98d0 [ 39.239548] [ 39.240011] irq event stamp: 1725 [ 39.240630] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.242162] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.243746] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 39.245284] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 39.246624] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.628470] ------------[ cut here ]------------ [ 42.629243] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.630979] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.632180] Modules linked in: [ 42.632682] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.634362] Tainted: [W]=WARN [ 42.634855] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.636077] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.636845] 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 [ 42.639464] RSP: 0018:ffff888016f97bc0 EFLAGS: 00010286 [ 42.640288] RAX: 0000000000000000 RBX: ffffed1002df2f78 RCX: ffffffff813a4050 [ 42.641365] RDX: ffff888018deb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.642444] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df2f2f [ 42.643523] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.644593] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f97df8 [ 42.645671] FS: 00007f26a1bfb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.646870] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.647760] CR2: 00007ffc6ed18ef7 CR3: 0000000020fac000 CR4: 0000000000350ef0 [ 42.648828] Call Trace: [ 42.649217] [ 42.649564] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.650325] ? __create_object+0x59/0x80 [ 42.650988] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.651814] __vmalloc_noprof+0x59/0x60 [ 42.652406] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.653141] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.653940] bpf_prog_alloc+0x39/0x200 [ 42.654515] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.655302] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.656067] do_seccomp+0x349/0x25e0 [ 42.656623] ? find_held_lock+0x2b/0x80 [ 42.657258] ? do_prlimit+0x310/0x610 [ 42.657884] ? __pfx_do_seccomp+0x10/0x10 [ 42.658497] ? do_raw_spin_unlock+0x53/0x220 [ 42.659192] ? _raw_spin_unlock+0x1e/0x40 [ 42.659833] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.660592] ? static_key_count+0x60/0x80 [ 42.661256] prctl_set_seccomp+0x4e/0x70 [ 42.661911] __do_sys_prctl+0xe6c/0x1d70 [ 42.662525] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.663245] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.664048] ? irqentry_exit+0xf3/0x650 [ 42.664645] do_syscall_64+0xbf/0x430 [ 42.665260] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.666066] RIP: 0033:0x7f26a20ed5cd [ 42.666610] 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 [ 42.669226] RSP: 002b:00007ffc6ed17560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.670383] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f26a20ed5cd [ 42.671453] RDX: 0000564b197ffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.672537] RBP: 00007ffc6ed175c0 R08: 0000000000000000 R09: 00007ffc6ed16c60 [ 42.673627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b48c72ad0 [ 42.674712] R13: 00007ffc6ed179f0 R14: 0000564b48c73bc0 R15: 0000564b48c84780 [ 42.675800] [ 42.676152] irq event stamp: 1731 [ 42.676655] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.677944] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 42.679212] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 42.680503] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 42.681790] ---[ end trace 0000000000000000 ]--- [ 43.469907] ------------[ cut here ]------------ [ 43.470843] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.472826] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.474346] Modules linked in: [ 43.474986] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.476950] Tainted: [W]=WARN [ 43.477515] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.478959] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.479865] 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 [ 43.482997] RSP: 0018:ffff888017bb7bc0 EFLAGS: 00010286 [ 43.483964] RAX: 0000000000000000 RBX: ffffed1002f76f78 RCX: ffffffff813a4050 [ 43.485241] RDX: ffff888009dcb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.486522] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f76f2f [ 43.487791] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.489070] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017bb7df8 [ 43.490350] FS: 00007f8d7e5d9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.491780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.492828] CR2: 00007ffee4c7aef7 CR3: 000000001c4d1000 CR4: 0000000000350ef0 [ 43.494119] Call Trace: [ 43.494583] [ 43.495039] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.495928] ? __create_object+0x59/0x80 [ 43.496660] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.497632] __vmalloc_noprof+0x59/0x60 [ 43.498383] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.499249] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.500181] bpf_prog_alloc+0x39/0x200 [ 43.500910] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.501858] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.502749] do_seccomp+0x349/0x25e0 [ 43.503423] ? find_held_lock+0x2b/0x80 [ 43.504179] ? do_prlimit+0x310/0x610 [ 43.504904] ? __pfx_do_seccomp+0x10/0x10 [ 43.505656] ? do_raw_spin_unlock+0x53/0x220 [ 43.506481] ? _raw_spin_unlock+0x1e/0x40 [ 43.507252] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.508201] ? static_key_count+0x60/0x80 [ 43.508992] prctl_set_seccomp+0x4e/0x70 [ 43.509764] __do_sys_prctl+0xe6c/0x1d70 [ 43.510510] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.511363] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.512322] ? irqentry_exit+0xf3/0x650 [ 43.513076] do_syscall_64+0xbf/0x430 [ 43.513819] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.514765] RIP: 0033:0x7f8d7eacb5cd [ 43.515418] 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 [ 43.518531] RSP: 002b:00007ffee4c78b50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.519889] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d7eacb5cd [ 43.521164] RDX: 0000557a6e5a2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.522462] RBP: 00007ffee4c78bb0 R08: 0000000000000000 R09: 00007ffee4c78250 [ 43.523743] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557a7f7d5ad0 [ 43.525009] R13: 00007ffee4c78fe0 R14: 0000557a7f7d6bc0 R15: 0000557a7f7e7780 [ 43.526332] [ 43.526781] irq event stamp: 1907 [ 43.527380] hardirqs last enabled at (1915): [] __up_console_sem+0x78/0x80 [ 43.528902] hardirqs last disabled at (1924): [] __up_console_sem+0x5d/0x80 [ 43.530414] softirqs last enabled at (1864): [] handle_softirqs+0x50c/0x770 [ 43.531972] softirqs last disabled at (1859): [] __irq_exit_rcu+0xc4/0x100 [ 43.533505] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:20991' (ECDSA) to the list of known hosts. 2025/11/18 17:47:49 fuzzer started 2025/11/18 17:47:49 dialing manager at localhost:34383 2025/11/18 17:47:49 checking machine... 2025/11/18 17:47:49 checking revisions... [ 44.433369] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:47:49 testing simple program... [ 44.516344] cgroup: Unknown subsys name 'net' [ 44.566215] cgroup: Unknown subsys name 'cpuset' [ 44.580878] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:47:48 Registers: info registers vcpu 0 RAX=1ffffffff0ce4b9e RBX=ffffffff86725cf4 RCX=ffffffff81b2a2a3 RDX=0000000000000000 RSI=ffffffff86ab8442 RDI=ffffffff86725cc8 RBP=ffffffff86725cf4 RSP=ffff8880166771b0 R8 =ffffffff86ab8442 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255cb R12=ffffffff86725cf4 R13=ffffffff86725cc8 R14=ffffffff86725cf0 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000213 [----A-C] 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 00007f154ae4e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f154a565038 CR3=000000000dc80000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=9aef8ab7addc779600000000000ae988 XMM05=afffe2564e62c48b0000000000320d48 XMM06=f9863699a24b189d000000000031f380 XMM07=fb795ef6d6577056000000000030c908 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000e03ebebb RBX=ffff8880096fb780 RCX=00000000f5acb89f RDX=0000000044653b19 RSI=ffff8880096fc200 RDI=00000000c57798ad RBP=ffff8880096fc1d8 RSP=ffff8880097575b8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff8880096fc200 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815275ac RFL=00000002 [-------] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f26a1bda020 CR3=000000001e4d2000 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