[ 46.236404] ------------[ cut here ]------------ [ 46.237302] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.239281] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 46.240720] Modules linked in: [ 46.241350] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.243349] Tainted: [W]=WARN [ 46.243968] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.245449] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.246382] 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 [ 46.249580] RSP: 0018:ffff888019cb7bc0 EFLAGS: 00010286 [ 46.250569] RAX: 0000000000000000 RBX: ffffed1003396f78 RCX: ffffffff813a4050 [ 46.251842] RDX: ffff88800f16b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.253113] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003396f2f [ 46.254399] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.255685] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019cb7df8 [ 46.256976] FS: 00007fd885736900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.258425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.259492] CR2: 00007fd885c28580 CR3: 0000000017426000 CR4: 0000000000350ef0 [ 46.260779] Call Trace: [ 46.261274] [ 46.261692] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.262601] ? __create_object+0x59/0x80 [ 46.263394] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.264372] __vmalloc_noprof+0x59/0x60 [ 46.265154] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.266037] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.266961] bpf_prog_alloc+0x39/0x200 [ 46.267650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.268570] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.269483] do_seccomp+0x349/0x25e0 [ 46.270220] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.271125] ? __pfx_do_seccomp+0x10/0x10 [ 46.271917] ? find_held_lock+0x2b/0x80 [ 46.272636] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.273583] ? static_key_count+0x60/0x80 [ 46.274402] prctl_set_seccomp+0x4e/0x70 [ 46.275173] __do_sys_prctl+0xe6c/0x1d70 [ 46.275957] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.276762] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.277714] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.278698] ? irqentry_exit+0xf3/0x650 [ 46.279465] do_syscall_64+0xbf/0x430 [ 46.280200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.281152] RIP: 0033:0x7fd885c285cd [ 46.281842] 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 [ 46.284969] RSP: 002b:00007ffd8bca38e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.286342] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd885c285cd [ 46.287606] RDX: 000055af0a1cae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.288855] RBP: 00007ffd8bca3940 R08: 0000000000000000 R09: 00007ffd8bca2fe0 [ 46.290119] R10: 0000000000000000 R11: 0000000000000246 R12: 000055af36e49ad0 [ 46.291371] R13: 00007ffd8bca3d70 R14: 000055af36e4abc0 R15: 000055af36e5b780 [ 46.292648] [ 46.293106] irq event stamp: 1697 [ 46.293697] hardirqs last enabled at (1705): [] __up_console_sem+0x78/0x80 [ 46.295211] hardirqs last disabled at (1714): [] __up_console_sem+0x5d/0x80 [ 46.296720] softirqs last enabled at (1588): [] handle_softirqs+0x50c/0x770 [ 46.298230] softirqs last disabled at (1583): [] __irq_exit_rcu+0xc4/0x100 [ 46.299707] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.466271] ------------[ cut here ]------------ [ 49.467200] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.469154] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.470611] Modules linked in: [ 49.471223] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.473210] Tainted: [W]=WARN [ 49.473762] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.475449] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.476421] 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 [ 49.479591] RSP: 0018:ffff8880160d7bc0 EFLAGS: 00010286 [ 49.480564] RAX: 0000000000000000 RBX: ffffed1002c1af78 RCX: ffffffff813a4050 [ 49.481829] RDX: ffff888016480000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.483107] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c1af2f [ 49.484359] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.485624] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160d7df8 [ 49.486920] FS: 00007fa283c1f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.488351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.489404] CR2: 00007ffd36e11ef7 CR3: 000000000cd24000 CR4: 0000000000350ef0 [ 49.490691] Call Trace: [ 49.491199] [ 49.491604] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.492495] ? __create_object+0x59/0x80 [ 49.493267] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.494245] __vmalloc_noprof+0x59/0x60 [ 49.495000] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.495860] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.496740] bpf_prog_alloc+0x39/0x200 [ 49.497477] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.498424] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.499317] do_seccomp+0x349/0x25e0 [ 49.500021] ? find_held_lock+0x2b/0x80 [ 49.500725] ? do_prlimit+0x310/0x610 [ 49.501460] ? __pfx_do_seccomp+0x10/0x10 [ 49.502244] ? do_raw_spin_unlock+0x53/0x220 [ 49.503066] ? _raw_spin_unlock+0x1e/0x40 [ 49.503834] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.504749] ? static_key_count+0x60/0x80 [ 49.505560] prctl_set_seccomp+0x4e/0x70 [ 49.506347] __do_sys_prctl+0xe6c/0x1d70 [ 49.507131] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.507978] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.508935] ? irqentry_exit+0xf3/0x650 [ 49.509648] do_syscall_64+0xbf/0x430 [ 49.510392] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.511339] RIP: 0033:0x7fa2841115cd [ 49.512047] 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 [ 49.515222] RSP: 002b:00007ffd36e107f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.516572] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2841115cd [ 49.517853] RDX: 0000565028687e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.519161] RBP: 00007ffd36e10850 R08: 0000000000000000 R09: 00007ffd36e0fef0 [ 49.520418] R10: 0000000000000000 R11: 0000000000000246 R12: 00005650400892b0 [ 49.521690] R13: 00007ffd36e10c80 R14: 000056504008bd20 R15: 000056504009d8d0 [ 49.522993] [ 49.523417] irq event stamp: 1855 [ 49.524057] hardirqs last enabled at (1865): [] __up_console_sem+0x78/0x80 [ 49.525570] hardirqs last disabled at (1874): [] __up_console_sem+0x5d/0x80 [ 49.527199] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 49.528726] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 49.530238] ---[ end trace 0000000000000000 ]--- [ 50.228365] ------------[ cut here ]------------ [ 50.229307] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.231298] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/254 [ 50.232767] Modules linked in: [ 50.233404] CPU: 1 UID: 104 PID: 254 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.235629] Tainted: [W]=WARN [ 50.236291] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.237820] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.238711] 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 [ 50.241879] RSP: 0018:ffff88800f187bc0 EFLAGS: 00010286 [ 50.242881] RAX: 0000000000000000 RBX: ffffed1001e30f78 RCX: ffffffff813a4050 [ 50.244183] RDX: ffff88800f19b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.245459] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e30f2f [ 50.246764] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.248046] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f187df8 [ 50.249329] FS: 00007f1679ce1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.250787] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.251878] CR2: 00007f167a1d3580 CR3: 000000000e927000 CR4: 0000000000350ef0 [ 50.253181] Call Trace: [ 50.253654] [ 50.254155] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.255081] ? __create_object+0x59/0x80 [ 50.255869] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.256840] __vmalloc_noprof+0x59/0x60 [ 50.257549] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.258427] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.259361] bpf_prog_alloc+0x39/0x200 [ 50.260100] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.261035] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.261957] do_seccomp+0x349/0x25e0 [ 50.262635] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.263537] ? __pfx_do_seccomp+0x10/0x10 [ 50.264331] ? find_held_lock+0x2b/0x80 [ 50.265096] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.266081] ? static_key_count+0x60/0x80 [ 50.266881] prctl_set_seccomp+0x4e/0x70 [ 50.267621] __do_sys_prctl+0xe6c/0x1d70 [ 50.268415] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.269276] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.270264] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.271236] ? irqentry_exit+0xf3/0x650 [ 50.271998] do_syscall_64+0xbf/0x430 [ 50.272691] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.273634] RIP: 0033:0x7f167a1d35cd [ 50.274352] 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 [ 50.277535] RSP: 002b:00007ffd135c0dd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.278924] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f167a1d35cd [ 50.280225] RDX: 000056185cafbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.281523] RBP: 00007ffd135c0e30 R08: 0000000000000000 R09: 00007ffd135c04d0 [ 50.282837] R10: 0000000000000000 R11: 0000000000000246 R12: 000056187e259bf0 [ 50.284126] R13: 00007ffd135c1260 R14: 000056187e263380 R15: 000056187e26e460 [ 50.285412] [ 50.285889] irq event stamp: 1815 [ 50.286517] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 50.288019] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 50.289527] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 50.291044] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 50.292308] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:9458' (ECDSA) to the list of known hosts. 2025/11/18 19:25:53 fuzzer started 2025/11/18 19:25:53 dialing manager at localhost:34383 2025/11/18 19:25:53 checking machine... 2025/11/18 19:25:53 checking revisions... [ 51.166452] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:25:53 testing simple program... [ 51.251234] cgroup: Unknown subsys name 'net' [ 51.309229] cgroup: Unknown subsys name 'cpuset' [ 51.321246] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:25:52 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=00007fa284112366 RCX=ffff888018477594 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88801648573c RBP=ffff888016485340 RSP=ffff8880184775a0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888018477600 R13=0000000000000000 R14=ffff888016485340 R15=0000000000092cc0 RIP=ffffffff815d2b50 RFL=00000217 [----APC] 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 00007fa283c1f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd36e0a000 CR3=000000001f26f000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888017938001 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff888017937f01 RSI=ffff888017937f50 RDI=ffff888017937f50 RBP=ffff888017937230 RSP=ffff888017937160 R8 =ffffffff86e87020 R9 =ffff888017937218 R10=000000000003c9ed R11=00000000000c7d16 R12=ffff888017937238 R13=ffff888017937220 R14=ffff888017937f58 R15=ffff8880179371d8 RIP=ffffffff8135da20 RFL=00000202 [-------] 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 00007f4c5ffc5700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdc7441f58 CR3=000000000e269000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3634325b646873732032353a3532 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343334 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000