[ 46.409824] ------------[ cut here ]------------ [ 46.410766] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.412763] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.414250] Modules linked in: [ 46.414936] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.416936] Tainted: [W]=WARN [ 46.417501] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.418969] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.419878] 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 [ 46.423084] RSP: 0018:ffff888015fafbc0 EFLAGS: 00010286 [ 46.424064] RAX: 0000000000000000 RBX: ffffed1002bf5f78 RCX: ffffffff813a4050 [ 46.425351] RDX: ffff888015d83780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.426658] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf5f2f [ 46.427959] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.429254] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fafdf8 [ 46.430567] FS: 00007fbbfc9d0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.432030] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.433107] CR2: 00007ffe5fac2ef7 CR3: 000000000b711000 CR4: 0000000000350ef0 [ 46.434415] Call Trace: [ 46.434928] [ 46.435343] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.436245] ? __create_object+0x59/0x80 [ 46.437049] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.438015] __vmalloc_noprof+0x59/0x60 [ 46.438800] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.439686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.440569] bpf_prog_alloc+0x39/0x200 [ 46.441311] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.442248] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.443177] do_seccomp+0x349/0x25e0 [ 46.443900] ? find_held_lock+0x2b/0x80 [ 46.444663] ? do_prlimit+0x310/0x610 [ 46.445357] ? __pfx_do_seccomp+0x10/0x10 [ 46.446158] ? do_raw_spin_unlock+0x53/0x220 [ 46.446992] ? _raw_spin_unlock+0x1e/0x40 [ 46.447771] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.448731] ? static_key_count+0x60/0x80 [ 46.449495] prctl_set_seccomp+0x4e/0x70 [ 46.450277] __do_sys_prctl+0xe6c/0x1d70 [ 46.451057] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.451924] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.452902] ? irqentry_exit+0xf3/0x650 [ 46.453680] do_syscall_64+0xbf/0x430 [ 46.454391] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.455346] RIP: 0033:0x7fbbfcec25cd [ 46.456047] 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 [ 46.459265] RSP: 002b:00007ffe5fac0ac0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.460626] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbfcec25cd [ 46.461919] RDX: 0000557ba9c2ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.463229] RBP: 00007ffe5fac0b20 R08: 0000000000000000 R09: 00007ffe5fac01c0 [ 46.464509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557be8317ad0 [ 46.465808] R13: 00007ffe5fac0f50 R14: 0000557be8318bc0 R15: 0000557be8329780 [ 46.467130] [ 46.467556] irq event stamp: 1795 [ 46.468203] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 46.469723] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 46.471122] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 46.472399] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 46.473727] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.193822] ------------[ cut here ]------------ [ 49.194809] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.196776] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.198226] Modules linked in: [ 49.198861] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.200856] Tainted: [W]=WARN [ 49.201410] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.202907] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.203813] 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 [ 49.206975] RSP: 0018:ffff888016f97bc0 EFLAGS: 00010286 [ 49.207962] RAX: 0000000000000000 RBX: ffffed1002df2f78 RCX: ffffffff813a4050 [ 49.209248] RDX: ffff88801c01b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.210549] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df2f2f [ 49.211845] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.213119] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f97df8 [ 49.214433] FS: 00007fc8dec2f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.215859] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.216946] CR2: 00007ffe96df5ef7 CR3: 00000000200e6000 CR4: 0000000000350ef0 [ 49.218258] Call Trace: [ 49.218776] [ 49.219187] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.220091] ? __create_object+0x59/0x80 [ 49.220879] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.221868] __vmalloc_noprof+0x59/0x60 [ 49.222654] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.223473] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.224409] bpf_prog_alloc+0x39/0x200 [ 49.225163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.226094] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.227017] do_seccomp+0x349/0x25e0 [ 49.227737] ? find_held_lock+0x2b/0x80 [ 49.228453] ? do_prlimit+0x310/0x610 [ 49.229196] ? __pfx_do_seccomp+0x10/0x10 [ 49.229985] ? do_raw_spin_unlock+0x53/0x220 [ 49.230851] ? _raw_spin_unlock+0x1e/0x40 [ 49.231636] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.232563] ? static_key_count+0x60/0x80 [ 49.233386] prctl_set_seccomp+0x4e/0x70 [ 49.234170] __do_sys_prctl+0xe6c/0x1d70 [ 49.234951] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.235815] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.236790] ? irqentry_exit+0xf3/0x650 [ 49.237505] do_syscall_64+0xbf/0x430 [ 49.238264] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.239203] RIP: 0033:0x7fc8df1215cd [ 49.239914] 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 [ 49.243104] RSP: 002b:00007ffe96df49d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.244483] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8df1215cd [ 49.245783] RDX: 00005578872abe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.247081] RBP: 00007ffe96df4a30 R08: 0000000000000000 R09: 00007ffe96df40d0 [ 49.248361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557895cf5ad0 [ 49.249640] R13: 00007ffe96df4e60 R14: 0000557895cf6bc0 R15: 0000557895d07780 [ 49.250966] [ 49.251388] irq event stamp: 1761 [ 49.252224] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 49.254009] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 49.255540] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 49.257086] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 49.258852] ---[ end trace 0000000000000000 ]--- [ 50.048364] ------------[ cut here ]------------ [ 50.049296] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.051380] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.052863] Modules linked in: [ 50.053460] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.055751] Tainted: [W]=WARN [ 50.056315] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.057857] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.058802] 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 [ 50.062010] RSP: 0018:ffff88801adbfbc0 EFLAGS: 00010286 [ 50.063018] RAX: 0000000000000000 RBX: ffffed10035b7f78 RCX: ffffffff813a4050 [ 50.064330] RDX: ffff888015d81bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.065624] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035b7f2f [ 50.066937] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.068240] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801adbfdf8 [ 50.069542] FS: 00007f283e3fe900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.071011] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.072090] CR2: 00007ffd1247cef7 CR3: 000000000d534000 CR4: 0000000000350ef0 [ 50.073393] Call Trace: [ 50.073898] [ 50.074324] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.075232] ? __create_object+0x59/0x80 [ 50.076033] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.077015] __vmalloc_noprof+0x59/0x60 [ 50.077784] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.078706] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.079683] bpf_prog_alloc+0x39/0x200 [ 50.080411] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.081386] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.082352] do_seccomp+0x349/0x25e0 [ 50.083106] ? find_held_lock+0x2b/0x80 [ 50.083912] ? do_prlimit+0x310/0x610 [ 50.084688] ? __pfx_do_seccomp+0x10/0x10 [ 50.085464] ? do_raw_spin_unlock+0x53/0x220 [ 50.086355] ? _raw_spin_unlock+0x1e/0x40 [ 50.087173] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.088183] ? static_key_count+0x60/0x80 [ 50.089024] prctl_set_seccomp+0x4e/0x70 [ 50.089830] __do_sys_prctl+0xe6c/0x1d70 [ 50.090664] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.091512] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.092519] ? irqentry_exit+0xf3/0x650 [ 50.093322] do_syscall_64+0xbf/0x430 [ 50.094095] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.095104] RIP: 0033:0x7f283e8f05cd [ 50.095829] 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 [ 50.099163] RSP: 002b:00007ffd1247b0c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.100512] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f283e8f05cd [ 50.101788] RDX: 000056017861ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.103080] RBP: 00007ffd1247b120 R08: 0000000000000000 R09: 00007ffd1247a7c0 [ 50.104368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560193e45ad0 [ 50.105646] R13: 00007ffd1247b550 R14: 0000560193e46bc0 R15: 0000560193e57780 [ 50.106846] [ 50.107197] irq event stamp: 1769 [ 50.107732] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 50.108992] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 50.110270] softirqs last enabled at (1304): [] handle_softirqs+0x50c/0x770 [ 50.111536] softirqs last disabled at (1293): [] __irq_exit_rcu+0xc4/0x100 [ 50.112791] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33767' (ECDSA) to the list of known hosts. 2025/11/18 19:42:11 fuzzer started 2025/11/18 19:42:11 dialing manager at localhost:34383 2025/11/18 19:42:11 checking machine... 2025/11/18 19:42:11 checking revisions... [ 51.005446] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:42:11 testing simple program... [ 51.091442] cgroup: Unknown subsys name 'net' [ 51.150042] cgroup: Unknown subsys name 'cpuset' [ 51.170811] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:42:10 Registers: info registers vcpu 0 RAX=00000000000447e5 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff811967e8 CR3=0000000005c8a000 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=00007f0b7ec095100000556815826790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff85f10a38 RBX=ffff8880159b9bc0 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85f10a38 RBP=ffffffff85f10a38 RSP=ffff88806cf08c90 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81526f24 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 00007f0e2f38c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc8df1e4650 CR3=000000000c249000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=c026c114201b350600000000000ae988 XMM05=67d0ec7ebc96292d0000000000320e78 XMM06=1e976dfd4f02c20a000000000031fbb0 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000