[ 39.055634] ------------[ cut here ]------------ [ 39.056578] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.058665] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.060177] Modules linked in: [ 39.060841] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.064319] Tainted: [W]=WARN [ 39.065008] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.066500] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.067444] 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 [ 39.070575] RSP: 0018:ffff888015a87bc0 EFLAGS: 00010286 [ 39.071583] RAX: 0000000000000000 RBX: ffffed1002b50f78 RCX: ffffffff813a4050 [ 39.072860] RDX: ffff88800edbb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.074151] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b50f2f [ 39.075466] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.076737] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015a87df8 [ 39.078007] FS: 00007ff57606a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.079473] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.080516] CR2: 00007fff318d2ef8 CR3: 000000000c1fb000 CR4: 0000000000350ef0 [ 39.081800] Call Trace: [ 39.082268] [ 39.082672] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.083596] ? __create_object+0x59/0x80 [ 39.084369] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.085314] __vmalloc_noprof+0x59/0x60 [ 39.086063] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.086922] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.087883] bpf_prog_alloc+0x39/0x200 [ 39.088569] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.089482] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.090381] do_seccomp+0x349/0x25e0 [ 39.091094] ? find_held_lock+0x2b/0x80 [ 39.091883] ? do_prlimit+0x310/0x610 [ 39.092569] ? __pfx_do_seccomp+0x10/0x10 [ 39.093350] ? do_raw_spin_unlock+0x53/0x220 [ 39.094169] ? _raw_spin_unlock+0x1e/0x40 [ 39.094952] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.095931] ? static_key_count+0x60/0x80 [ 39.096685] prctl_set_seccomp+0x4e/0x70 [ 39.097445] __do_sys_prctl+0xe6c/0x1d70 [ 39.098220] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.099066] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.100063] ? irqentry_exit+0xf3/0x650 [ 39.100828] do_syscall_64+0xbf/0x430 [ 39.101514] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.102450] RIP: 0033:0x7ff57655c5cd [ 39.103141] 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 [ 39.106283] RSP: 002b:00007fff318d0e70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.107678] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff57655c5cd [ 39.108946] RDX: 0000563551771e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.110210] RBP: 00007fff318d0ed0 R08: 0000000000000000 R09: 00007fff318d0570 [ 39.111502] R10: 0000000000000000 R11: 0000000000000246 R12: 00005635685e5ad0 [ 39.112764] R13: 00007fff318d1300 R14: 00005635685e6bc0 R15: 00005635685f7780 [ 39.114068] [ 39.114486] irq event stamp: 2063 [ 39.115125] hardirqs last enabled at (2073): [] __up_console_sem+0x78/0x80 [ 39.116550] hardirqs last disabled at (2082): [] __up_console_sem+0x5d/0x80 [ 39.117805] softirqs last enabled at (2000): [] handle_softirqs+0x50c/0x770 [ 39.119078] softirqs last disabled at (1995): [] __irq_exit_rcu+0xc4/0x100 [ 39.120354] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.419911] ------------[ cut here ]------------ [ 42.420620] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.422271] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.423521] Modules linked in: [ 42.424083] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.425703] Tainted: [W]=WARN [ 42.426184] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.427385] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.428123] 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 [ 42.430659] RSP: 0018:ffff88800dedfbc0 EFLAGS: 00010286 [ 42.431452] RAX: 0000000000000000 RBX: ffffed1001bdbf78 RCX: ffffffff813a4050 [ 42.432479] RDX: ffff8880143d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.433510] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001bdbf2f [ 42.434551] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.435598] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800dedfdf8 [ 42.436631] FS: 00007f59ed52e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.437812] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.438626] CR2: 00007f59eda944a6 CR3: 000000001cab8000 CR4: 0000000000350ef0 [ 42.439673] Call Trace: [ 42.440074] [ 42.440403] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.441136] ? __create_object+0x59/0x80 [ 42.441725] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.442508] __vmalloc_noprof+0x59/0x60 [ 42.443128] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.443852] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.444560] bpf_prog_alloc+0x39/0x200 [ 42.445151] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.445915] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.446593] do_seccomp+0x349/0x25e0 [ 42.447167] ? find_held_lock+0x2b/0x80 [ 42.447750] ? do_prlimit+0x310/0x610 [ 42.448355] ? __pfx_do_seccomp+0x10/0x10 [ 42.448998] ? do_raw_spin_unlock+0x53/0x220 [ 42.449630] ? _raw_spin_unlock+0x1e/0x40 [ 42.450265] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.451046] ? static_key_count+0x60/0x80 [ 42.451661] prctl_set_seccomp+0x4e/0x70 [ 42.452284] __do_sys_prctl+0xe6c/0x1d70 [ 42.452912] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.453562] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.454344] ? irqentry_exit+0xf3/0x650 [ 42.454957] do_syscall_64+0xbf/0x430 [ 42.455526] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.456291] RIP: 0033:0x7f59eda205cd [ 42.456871] 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 [ 42.459412] RSP: 002b:00007ffeee784f40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.460497] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f59eda205cd [ 42.461527] RDX: 00005586442bfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.462550] RBP: 00007ffeee784fa0 R08: 0000000000000000 R09: 00007ffeee784640 [ 42.463593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558672831b10 [ 42.464633] R13: 00007ffeee7853d0 R14: 00005586728322b0 R15: 00005586728466f0 [ 42.465678] [ 42.466043] irq event stamp: 1831 [ 42.466526] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 42.467759] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 42.468991] softirqs last enabled at (1346): [] handle_softirqs+0x50c/0x770 [ 42.470227] softirqs last disabled at (1337): [] __irq_exit_rcu+0xc4/0x100 [ 42.471457] ---[ end trace 0000000000000000 ]--- [ 43.220510] ------------[ cut here ]------------ [ 43.221420] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.223478] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.224961] Modules linked in: [ 43.225550] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.227563] Tainted: [W]=WARN [ 43.228157] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.229617] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.230760] 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 [ 43.234050] RSP: 0018:ffff88800f607bc0 EFLAGS: 00010286 [ 43.235017] RAX: 0000000000000000 RBX: ffffed1001ec0f78 RCX: ffffffff813a4050 [ 43.236308] RDX: ffff88800e5e9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.237591] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ec0f2f [ 43.238874] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.240154] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f607df8 [ 43.241444] FS: 00007f1d93946900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.242918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.243998] CR2: 00007f1d93e38580 CR3: 000000000c037000 CR4: 0000000000350ef0 [ 43.245284] Call Trace: [ 43.245738] [ 43.246203] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.247097] ? __create_object+0x59/0x80 [ 43.247911] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.248871] __vmalloc_noprof+0x59/0x60 [ 43.249578] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.250433] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.251463] bpf_prog_alloc+0x39/0x200 [ 43.252305] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.253247] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.254145] do_seccomp+0x349/0x25e0 [ 43.254861] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.255719] ? __pfx_do_seccomp+0x10/0x10 [ 43.256520] ? find_held_lock+0x2b/0x80 [ 43.257295] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.258257] ? static_key_count+0x60/0x80 [ 43.259057] prctl_set_seccomp+0x4e/0x70 [ 43.259837] __do_sys_prctl+0xe6c/0x1d70 [ 43.260587] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.261450] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.262420] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.263391] ? irqentry_exit+0xf3/0x650 [ 43.264168] do_syscall_64+0xbf/0x430 [ 43.264905] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.265857] RIP: 0033:0x7f1d93e385cd [ 43.266520] 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 [ 43.269694] RSP: 002b:00007ffe86308830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.271077] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1d93e385cd [ 43.272363] RDX: 000055b5bf859e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.273632] RBP: 00007ffe86308890 R08: 0000000000000000 R09: 00007ffe86307f30 [ 43.274895] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b5c5958ad0 [ 43.276126] R13: 00007ffe86308cc0 R14: 000055b5c5959bc0 R15: 000055b5c596a780 [ 43.277195] [ 43.277554] irq event stamp: 1819 [ 43.278098] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 43.279379] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 43.280634] softirqs last enabled at (1616): [] handle_softirqs+0x50c/0x770 [ 43.281916] softirqs last disabled at (1611): [] __irq_exit_rcu+0xc4/0x100 [ 43.283206] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:24817' (ECDSA) to the list of known hosts. 2025/11/18 12:15:32 fuzzer started 2025/11/18 12:15:32 dialing manager at localhost:34383 2025/11/18 12:15:32 checking machine... 2025/11/18 12:15:32 checking revisions... [ 44.170345] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:15:33 testing simple program... [ 44.258842] cgroup: Unknown subsys name 'net' [ 44.310495] cgroup: Unknown subsys name 'cpuset' [ 44.323583] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:15:32 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=1ffff110030aaf12 RCX=ffffffff816381f7 RDX=ffffffffe2329278 RSI=0000000000000001 RDI=ffff8880185578d0 RBP=ffff888018557ec0 RSP=ffff888018557880 R8 =0000000000000001 R9 =0000000000000001 R10=00000000395e2b3b R11=0000000000000001 R12=000000000000c350 R13=dffffc0000000000 R14=ffff888018557a20 R15=ffff888018557ec0 RIP=ffffffff81619e94 RFL=00000297 [--S-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 00007f59ed52e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeee77f000 CR3=000000002057f000 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=00000000000202a3 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 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f59edae3650 CR3=000000000c03f000 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=7b77c94b340fda9380402784ae2787fe XMM02=2c67c8bc2e329bc30000000000307120 XMM03=fb795ef6d65770560000000000310798 XMM04=b299d53382e0b95d00000000000ae988 XMM05=e020cf8664ef16e60000000000322158 XMM06=5b75c91c8044534200000000003211f8 XMM07=e042d86d42eb936e0000000000311490 XMM08=f6b4e07b65be1eaf0000000000307180 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000