[ 39.062585] ------------[ cut here ]------------ [ 39.063482] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.065456] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.066892] Modules linked in: [ 39.067510] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.069474] Tainted: [W]=WARN [ 39.070057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.071512] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.072404] 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 [ 39.075545] RSP: 0018:ffff88800e527bc0 EFLAGS: 00010286 [ 39.076502] RAX: 0000000000000000 RBX: ffffed1001ca4f78 RCX: ffffffff813a4050 [ 39.077768] RDX: ffff88800f70d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.079041] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ca4f2f [ 39.080299] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.081563] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e527df8 [ 39.082825] FS: 00007f1ae9417900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.084229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.085275] CR2: 00007ffdf8e16ef8 CR3: 000000000e1f4000 CR4: 0000000000350ef0 [ 39.086545] Call Trace: [ 39.087030] [ 39.087434] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.088321] ? __create_object+0x59/0x80 [ 39.089091] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.090051] __vmalloc_noprof+0x59/0x60 [ 39.090745] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.091606] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.092510] bpf_prog_alloc+0x39/0x200 [ 39.093230] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.094151] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.095035] do_seccomp+0x349/0x25e0 [ 39.095714] ? find_held_lock+0x2b/0x80 [ 39.096468] ? do_prlimit+0x310/0x610 [ 39.097191] ? __pfx_do_seccomp+0x10/0x10 [ 39.097926] ? do_raw_spin_unlock+0x53/0x220 [ 39.098735] ? _raw_spin_unlock+0x1e/0x40 [ 39.099500] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.100449] ? static_key_count+0x60/0x80 [ 39.101235] prctl_set_seccomp+0x4e/0x70 [ 39.101974] __do_sys_prctl+0xe6c/0x1d70 [ 39.102737] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.103579] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.104528] ? irqentry_exit+0xf3/0x650 [ 39.105279] do_syscall_64+0xbf/0x430 [ 39.105973] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.106908] RIP: 0033:0x7f1ae99095cd [ 39.107599] 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 [ 39.110614] RSP: 002b:00007ffdf8e14e70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.111734] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1ae99095cd [ 39.112790] RDX: 000056144aea7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.113852] RBP: 00007ffdf8e14ed0 R08: 0000000000000000 R09: 00007ffdf8e14570 [ 39.114907] R10: 0000000000000000 R11: 0000000000000246 R12: 00005614515e8ad0 [ 39.115963] R13: 00007ffdf8e15300 R14: 00005614515e9bc0 R15: 00005614515fa780 [ 39.117032] [ 39.117395] irq event stamp: 1711 [ 39.117890] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 39.119146] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 39.120405] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 39.121689] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 39.122935] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.216923] ------------[ cut here ]------------ [ 42.217841] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.219831] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.221268] Modules linked in: [ 42.221870] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.224102] Tainted: [W]=WARN [ 42.224667] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.226214] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.227135] 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 [ 42.230308] RSP: 0018:ffff888015fffbc0 EFLAGS: 00010286 [ 42.231270] RAX: 0000000000000000 RBX: ffffed1002bfff78 RCX: ffffffff813a4050 [ 42.232562] RDX: ffff8880168f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.233845] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bfff2f [ 42.235110] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.236399] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fffdf8 [ 42.237682] FS: 00007f87fec8c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.239098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.240160] CR2: 00007ffd8b2e4ef8 CR3: 000000001fded000 CR4: 0000000000350ef0 [ 42.241458] Call Trace: [ 42.241918] [ 42.242361] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.243249] ? __create_object+0x59/0x80 [ 42.243983] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.244952] __vmalloc_noprof+0x59/0x60 [ 42.245720] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.246586] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.247518] bpf_prog_alloc+0x39/0x200 [ 42.248244] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.249164] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.250072] do_seccomp+0x349/0x25e0 [ 42.250747] ? find_held_lock+0x2b/0x80 [ 42.251500] ? do_prlimit+0x310/0x610 [ 42.252241] ? __pfx_do_seccomp+0x10/0x10 [ 42.252982] ? do_raw_spin_unlock+0x53/0x220 [ 42.253828] ? _raw_spin_unlock+0x1e/0x40 [ 42.254595] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.255531] ? static_key_count+0x60/0x80 [ 42.256326] prctl_set_seccomp+0x4e/0x70 [ 42.257085] __do_sys_prctl+0xe6c/0x1d70 [ 42.257822] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.258675] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.259638] ? irqentry_exit+0xf3/0x650 [ 42.260398] do_syscall_64+0xbf/0x430 [ 42.261146] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.262102] RIP: 0033:0x7f87ff17e5cd [ 42.262760] 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 [ 42.265903] RSP: 002b:00007ffd8b2e27e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.267266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f87ff17e5cd [ 42.268548] RDX: 0000563273b5ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.269867] RBP: 00007ffd8b2e2840 R08: 0000000000000000 R09: 00007ffd8b2e1ee0 [ 42.271148] R10: 0000000000000000 R11: 0000000000000246 R12: 00005632837d12b0 [ 42.272447] R13: 00007ffd8b2e2c70 R14: 00005632837d3d20 R15: 00005632837e58d0 [ 42.273763] [ 42.274232] irq event stamp: 1789 [ 42.274842] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 42.276352] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 42.277882] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 42.279458] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 42.281292] ---[ end trace 0000000000000000 ]--- [ 43.109788] ------------[ cut here ]------------ [ 43.110394] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.111735] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.112684] Modules linked in: [ 43.113113] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.114422] Tainted: [W]=WARN [ 43.114781] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.115755] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.116360] 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 [ 43.118469] RSP: 0018:ffff888016defbc0 EFLAGS: 00010286 [ 43.119123] RAX: 0000000000000000 RBX: ffffed1002dbdf78 RCX: ffffffff813a4050 [ 43.119943] RDX: ffff88800fded340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.120778] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbdf2f [ 43.121649] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.122499] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016defdf8 [ 43.123341] FS: 00007ff198ea1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.124273] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.124942] CR2: 00007ff199393580 CR3: 000000001ce41000 CR4: 0000000000350ef0 [ 43.125766] Call Trace: [ 43.126086] [ 43.126356] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.126892] ? __create_object+0x59/0x80 [ 43.127390] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.127966] __vmalloc_noprof+0x59/0x60 [ 43.128449] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.128975] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.129570] bpf_prog_alloc+0x39/0x200 [ 43.130029] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.130590] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.131171] do_seccomp+0x349/0x25e0 [ 43.131593] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.132163] ? __pfx_do_seccomp+0x10/0x10 [ 43.132616] ? find_held_lock+0x2b/0x80 [ 43.133062] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.133622] ? static_key_count+0x60/0x80 [ 43.134100] prctl_set_seccomp+0x4e/0x70 [ 43.134538] __do_sys_prctl+0xe6c/0x1d70 [ 43.134984] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.135488] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.136056] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.136609] ? irqentry_exit+0xf3/0x650 [ 43.137066] do_syscall_64+0xbf/0x430 [ 43.137492] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.138055] RIP: 0033:0x7ff1993935cd [ 43.138445] 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 [ 43.140316] RSP: 002b:00007fff4b54e3c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.141117] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff1993935cd [ 43.141860] RDX: 0000557efa5efe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.142610] RBP: 00007fff4b54e420 R08: 0000000000000000 R09: 00007fff4b54dac0 [ 43.143364] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557f0e3952b0 [ 43.144126] R13: 00007fff4b54e850 R14: 0000557f0e397d20 R15: 0000557f0e3a98d0 [ 43.144872] [ 43.145143] irq event stamp: 1635 [ 43.145512] hardirqs last enabled at (1643): [] __up_console_sem+0x78/0x80 [ 43.146411] hardirqs last disabled at (1652): [] __up_console_sem+0x5d/0x80 [ 43.147313] softirqs last enabled at (1524): [] handle_softirqs+0x50c/0x770 [ 43.148220] softirqs last disabled at (1519): [] __irq_exit_rcu+0xc4/0x100 [ 43.149114] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14197' (ECDSA) to the list of known hosts. 2025/11/18 21:07:04 fuzzer started 2025/11/18 21:07:05 dialing manager at localhost:34383 2025/11/18 21:07:05 checking machine... 2025/11/18 21:07:05 checking revisions... [ 44.029410] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:07:05 testing simple program... [ 44.115897] cgroup: Unknown subsys name 'net' [ 44.171348] cgroup: Unknown subsys name 'cpuset' [ 44.187756] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:07:04 Registers: info registers vcpu 0 RAX=ffffffff81b619bd RBX=ffffffff8672a0e0 RCX=ffffffff81b61994 RDX=0000000000000000 RSI=ffffffff86abea48 RDI=ffffffff8672a0cc RBP=ffffffff8672a0e0 RSP=ffff888015e4f7a8 R8 =ffffffff86abea48 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000266cc R12=ffffffff8672a0dc R13=ffffffff8672a0cc R14=ffffffff8672a0dc R15=dffffc0000000000 RIP=ffffffff8135dad2 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 00007f87fec8c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd8b2dc000 CR3=000000001d00c000 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=ffffffff86acf493 RBX=0000000000000001 RCX=ffffffff86acf48e RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff88806cf08ac8 RSP=ffff88806cf08a00 R8 =ffffffff86acf492 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=000000000002932d R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff888015af7b90 R15=ffff88806cf08a70 RIP=ffffffff8135f0a8 RFL=00000246 [---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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007ff4ef885900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff4eef9c008 CR3=000000000d451000 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=4bf4f84f83b4478be64257f04630b2ba XMM02=00000000003056e0d59e07bde36eea69 XMM03=0000000000305808ec2efd57dc4c00df XMM04=3b2b116465578a5700000000000ae988 XMM05=c122520bed24fec400000000003205f0 XMM06=d96330e2d2db8632000000000031f498 XMM07=fb795ef6d6577056000000000030ea60 XMM08=2c67c8bc2e329bc30000000000305808 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000