[ 39.419796] ------------[ cut here ]------------ [ 39.420734] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.422818] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.424300] Modules linked in: [ 39.424893] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.426903] Tainted: [W]=WARN [ 39.427487] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.428922] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.429842] 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 [ 39.433070] RSP: 0018:ffff888019b17bc0 EFLAGS: 00010286 [ 39.434020] RAX: 0000000000000000 RBX: ffffed1003362f78 RCX: ffffffff813a4050 [ 39.435336] RDX: ffff88801bc03780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.436625] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003362f2f [ 39.437940] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.439274] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019b17df8 [ 39.440573] FS: 00007fc2baa95900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.442044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.443150] CR2: 00007fc2baf87580 CR3: 000000000b6cf000 CR4: 0000000000350ef0 [ 39.444439] Call Trace: [ 39.444903] [ 39.445367] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.446262] ? __create_object+0x59/0x80 [ 39.447021] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.447999] __vmalloc_noprof+0x59/0x60 [ 39.448745] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.449620] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.450585] bpf_prog_alloc+0x39/0x200 [ 39.451330] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.452264] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.453184] do_seccomp+0x349/0x25e0 [ 39.453865] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.454794] ? __pfx_do_seccomp+0x10/0x10 [ 39.455579] ? find_held_lock+0x2b/0x80 [ 39.456357] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.457334] ? static_key_count+0x60/0x80 [ 39.458101] prctl_set_seccomp+0x4e/0x70 [ 39.458924] __do_sys_prctl+0xe6c/0x1d70 [ 39.459718] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.460602] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.461574] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.462579] ? irqentry_exit+0xf3/0x650 [ 39.463337] do_syscall_64+0xbf/0x430 [ 39.464041] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.465000] RIP: 0033:0x7fc2baf875cd [ 39.465706] 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 [ 39.468943] RSP: 002b:00007ffc1a31f1f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.470317] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2baf875cd [ 39.471618] RDX: 000056278146ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.472917] RBP: 00007ffc1a31f250 R08: 0000000000000000 R09: 00007ffc1a31e8f0 [ 39.474224] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627a4be1bf0 [ 39.475541] R13: 00007ffc1a31f680 R14: 00005627a4beb380 R15: 00005627a4bf6460 [ 39.476858] [ 39.477334] irq event stamp: 1727 [ 39.477948] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 39.479470] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 39.480990] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 39.482553] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 39.484067] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.489363] ------------[ cut here ]------------ [ 42.490092] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.492182] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.493395] Modules linked in: [ 42.493884] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.495555] Tainted: [W]=WARN [ 42.496013] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.497219] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.497945] 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 [ 42.500594] RSP: 0018:ffff88801a88fbc0 EFLAGS: 00010286 [ 42.501398] RAX: 0000000000000000 RBX: ffffed1003511f78 RCX: ffffffff813a4050 [ 42.502464] RDX: ffff8880181e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.503746] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003511f2f [ 42.504796] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.505845] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a88fdf8 [ 42.506916] FS: 00007f0cd8c48900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.508100] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.508965] CR2: 00007ffee5febef7 CR3: 000000000db98000 CR4: 0000000000350ef0 [ 42.510022] Call Trace: [ 42.510450] [ 42.510793] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.511528] ? __create_object+0x59/0x80 [ 42.512172] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.512933] __vmalloc_noprof+0x59/0x60 [ 42.513550] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.514268] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.515214] bpf_prog_alloc+0x39/0x200 [ 42.515829] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.516614] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.517365] do_seccomp+0x349/0x25e0 [ 42.517925] ? find_held_lock+0x2b/0x80 [ 42.518669] ? do_prlimit+0x310/0x610 [ 42.519342] ? __pfx_do_seccomp+0x10/0x10 [ 42.520068] ? do_raw_spin_unlock+0x53/0x220 [ 42.520761] ? _raw_spin_unlock+0x1e/0x40 [ 42.521410] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.522202] ? static_key_count+0x60/0x80 [ 42.522840] prctl_set_seccomp+0x4e/0x70 [ 42.523476] __do_sys_prctl+0xe6c/0x1d70 [ 42.524093] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.524796] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.525595] ? irqentry_exit+0xf3/0x650 [ 42.526216] do_syscall_64+0xbf/0x430 [ 42.526805] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.527591] RIP: 0033:0x7f0cd913a5cd [ 42.528168] 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 [ 42.531035] RSP: 002b:00007ffee5fea800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.532178] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0cd913a5cd [ 42.533252] RDX: 00005591add70e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.534317] RBP: 00007ffee5fea860 R08: 0000000000000000 R09: 00007ffee5fe9f00 [ 42.535403] R10: 0000000000000000 R11: 0000000000000246 R12: 00005591e32f7ad0 [ 42.536464] R13: 00007ffee5feac90 R14: 00005591e32f8bc0 R15: 00005591e3309780 [ 42.537541] [ 42.537896] irq event stamp: 1821 [ 42.538442] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 42.539721] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 42.541001] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 42.542288] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100 [ 42.543556] ---[ end trace 0000000000000000 ]--- [ 43.483159] ------------[ cut here ]------------ [ 43.484036] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.486197] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.487736] Modules linked in: [ 43.488390] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.490416] Tainted: [W]=WARN [ 43.490995] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.492479] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.493412] 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 [ 43.496707] RSP: 0018:ffff8880181f7bc0 EFLAGS: 00010286 [ 43.497711] RAX: 0000000000000000 RBX: ffffed100303ef78 RCX: ffffffff813a4050 [ 43.499045] RDX: ffff88800b3c1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.500359] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100303ef2f [ 43.501692] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.503009] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880181f7df8 [ 43.504307] FS: 00007f394f8b4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.505772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.506877] CR2: 00007f394fda6580 CR3: 000000000e159000 CR4: 0000000000350ef0 [ 43.508191] Call Trace: [ 43.508661] [ 43.509078] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.510002] ? __create_object+0x59/0x80 [ 43.510805] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.511797] __vmalloc_noprof+0x59/0x60 [ 43.512580] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.513477] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.514441] bpf_prog_alloc+0x39/0x200 [ 43.515203] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.516167] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.517036] do_seccomp+0x349/0x25e0 [ 43.517768] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.518696] ? __pfx_do_seccomp+0x10/0x10 [ 43.519489] ? find_held_lock+0x2b/0x80 [ 43.520261] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.521237] ? static_key_count+0x60/0x80 [ 43.522000] prctl_set_seccomp+0x4e/0x70 [ 43.522797] __do_sys_prctl+0xe6c/0x1d70 [ 43.523608] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.524498] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.525480] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.526483] ? irqentry_exit+0xf3/0x650 [ 43.527275] do_syscall_64+0xbf/0x430 [ 43.527991] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.528958] RIP: 0033:0x7f394fda65cd [ 43.529667] 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 [ 43.532912] RSP: 002b:00007ffe4668e310 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.534315] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f394fda65cd [ 43.535643] RDX: 000055dd5fcd1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.536947] RBP: 00007ffe4668e370 R08: 0000000000000000 R09: 00007ffe4668da10 [ 43.538249] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dd60f3d2b0 [ 43.539567] R13: 00007ffe4668e7a0 R14: 000055dd60f3fd20 R15: 000055dd60f518d0 [ 43.540890] [ 43.541375] irq event stamp: 1781 [ 43.541991] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 43.543766] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 43.545684] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 43.547642] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 43.549537] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:24595' (ECDSA) to the list of known hosts. 2025/11/17 12:39:56 fuzzer started 2025/11/17 12:39:56 dialing manager at localhost:37895 2025/11/17 12:39:56 checking machine... 2025/11/17 12:39:56 checking revisions... [ 44.449427] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:39:56 testing simple program... [ 44.539329] cgroup: Unknown subsys name 'net' [ 44.609937] cgroup: Unknown subsys name 'cpuset' [ 44.623355] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:39:55 Registers: info registers vcpu 0 RAX=ffffffff8160e03e RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888019b177e8 R8 =0000000000000000 R9 =0000000000000000 R10=00007f0cd912f000 R11=0000000000000003 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000092800 RIP=ffffffff81529235 RFL=00000296 [--S-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 00007f0cd8c48900 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=00007f0cd91ff618 CR3=0000000020c73000 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=563412feff00545000000000000080fe 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=0000000000000000 RBX=dffffc0000000000 RCX=ffff8880183f7da0 RDX=000000000000005a RSI=0000000000000b79 RDI=ffffea000071e840 RBP=ffffea000071e840 RSP=ffff8880183f7918 R8 =0000000000000000 R9 =ffffed1003901dd0 R10=ffff88801c80ee87 R11=0000000000000001 R12=0000000000000b79 R13=ffff8880183f7da0 R14=0000000000000b79 R15=000000000000005a RIP=ffffffff8253b852 RFL=00000293 [--S-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 00007f112ffff700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f19c3b3b000 CR3=000000000e4b7000 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=2035353a39333a323120373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035353a39333a3231203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000