[ 46.020536] ------------[ cut here ]------------ [ 46.021454] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.023438] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.024883] Modules linked in: [ 46.025511] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.027710] Tainted: [W]=WARN [ 46.028368] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.029893] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.030805] 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 [ 46.033986] RSP: 0018:ffff888016c2fbc0 EFLAGS: 00010286 [ 46.034960] RAX: 0000000000000000 RBX: ffffed1002d85f78 RCX: ffffffff813a4050 [ 46.036235] RDX: ffff888009b05340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.037527] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d85f2f [ 46.038809] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.040077] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c2fdf8 [ 46.041360] FS: 00007f331d52b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.042784] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.043850] CR2: 00007ffe3c4a7ef8 CR3: 0000000018228000 CR4: 0000000000350ef0 [ 46.045142] Call Trace: [ 46.045653] [ 46.046076] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.046964] ? __create_object+0x59/0x80 [ 46.047749] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.048730] __vmalloc_noprof+0x59/0x60 [ 46.049499] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.050391] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.051330] bpf_prog_alloc+0x39/0x200 [ 46.052027] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.052951] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.053859] do_seccomp+0x349/0x25e0 [ 46.054582] ? find_held_lock+0x2b/0x80 [ 46.055337] ? do_prlimit+0x310/0x610 [ 46.056028] ? __pfx_do_seccomp+0x10/0x10 [ 46.056830] ? do_raw_spin_unlock+0x53/0x220 [ 46.057656] ? _raw_spin_unlock+0x1e/0x40 [ 46.058438] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.059388] ? static_key_count+0x60/0x80 [ 46.060140] prctl_set_seccomp+0x4e/0x70 [ 46.060909] __do_sys_prctl+0xe6c/0x1d70 [ 46.061698] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.062544] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.063520] ? irqentry_exit+0xf3/0x650 [ 46.064233] do_syscall_64+0xbf/0x430 [ 46.064982] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.065945] RIP: 0033:0x7f331da1d5cd [ 46.066637] 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 [ 46.069816] RSP: 002b:00007ffe3c4a6a50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.071192] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f331da1d5cd [ 46.072505] RDX: 000055fd6cef6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.073807] RBP: 00007ffe3c4a6ab0 R08: 0000000000000000 R09: 00007ffe3c4a6150 [ 46.075090] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fd7d235b10 [ 46.076364] R13: 00007ffe3c4a6ee0 R14: 000055fd7d2362b0 R15: 000055fd7d24a6f0 [ 46.077666] [ 46.078098] irq event stamp: 1801 [ 46.078746] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 46.080279] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 46.081783] softirqs last enabled at (1740): [] handle_softirqs+0x50c/0x770 [ 46.083317] softirqs last disabled at (1735): [] __irq_exit_rcu+0xc4/0x100 [ 46.084827] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.761814] ------------[ cut here ]------------ [ 48.762270] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.763188] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 48.763882] Modules linked in: [ 48.764161] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.765132] Tainted: [W]=WARN [ 48.765415] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.766094] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.766530] 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 [ 48.768043] RSP: 0018:ffff888017447bc0 EFLAGS: 00010286 [ 48.768522] RAX: 0000000000000000 RBX: ffffed1002e88f78 RCX: ffffffff813a4050 [ 48.769115] RDX: ffff8880177b9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.769731] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100d9c4849 [ 48.770332] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.770923] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017447df8 [ 48.771533] FS: 00007f439417f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.772198] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.772698] CR2: 00007ffc270c5ef8 CR3: 000000000c00b000 CR4: 0000000000350ef0 [ 48.773317] Call Trace: [ 48.773534] [ 48.773729] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.774135] ? __create_object+0x59/0x80 [ 48.774662] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.775101] __vmalloc_noprof+0x59/0x60 [ 48.775467] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.775973] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.776420] bpf_prog_alloc+0x39/0x200 [ 48.776756] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.777170] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.777590] do_seccomp+0x349/0x25e0 [ 48.777918] ? find_held_lock+0x2b/0x80 [ 48.778272] ? do_prlimit+0x310/0x610 [ 48.778603] ? __pfx_do_seccomp+0x10/0x10 [ 48.778946] ? do_raw_spin_unlock+0x53/0x220 [ 48.779328] ? _raw_spin_unlock+0x1e/0x40 [ 48.779681] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.780118] ? static_key_count+0x60/0x80 [ 48.780488] prctl_set_seccomp+0x4e/0x70 [ 48.780838] __do_sys_prctl+0xe6c/0x1d70 [ 48.781189] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.781593] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.782026] ? irqentry_exit+0xf3/0x650 [ 48.782497] do_syscall_64+0xbf/0x430 [ 48.782880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.783466] RIP: 0033:0x7f43946715cd [ 48.783841] 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 [ 48.785501] RSP: 002b:00007ffc270c4b00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.786122] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f43946715cd [ 48.786733] RDX: 000055f9e73f0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.787338] RBP: 00007ffc270c4b60 R08: 0000000000000000 R09: 00007ffc270c4200 [ 48.787920] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fa24843b10 [ 48.788534] R13: 00007ffc270c4f90 R14: 000055fa248442b0 R15: 000055fa248586f0 [ 48.789141] [ 48.789366] irq event stamp: 1787 [ 48.789662] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 48.790380] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 48.791092] softirqs last enabled at (1330): [] handle_softirqs+0x50c/0x770 [ 48.791829] softirqs last disabled at (1321): [] __irq_exit_rcu+0xc4/0x100 [ 48.792554] ---[ end trace 0000000000000000 ]--- [ 49.498201] ------------[ cut here ]------------ [ 49.499118] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.501116] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.502565] Modules linked in: [ 49.503148] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.505177] Tainted: [W]=WARN [ 49.505769] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.507262] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.508135] 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 [ 49.511305] RSP: 0018:ffff88800cdafbc0 EFLAGS: 00010286 [ 49.512225] RAX: 0000000000000000 RBX: ffffed10019b5f78 RCX: ffffffff813a4050 [ 49.513548] RDX: ffff888014d4b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.514840] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10019b5f2f [ 49.516123] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.517408] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800cdafdf8 [ 49.518697] FS: 00007fbbcec92900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.520148] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.521234] CR2: 00007fbbcf184580 CR3: 000000001ffa2000 CR4: 0000000000350ef0 [ 49.522524] Call Trace: [ 49.522982] [ 49.523440] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.524328] ? __create_object+0x59/0x80 [ 49.525072] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.526031] __vmalloc_noprof+0x59/0x60 [ 49.526776] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.527637] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.528558] bpf_prog_alloc+0x39/0x200 [ 49.529300] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.530165] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.531059] do_seccomp+0x349/0x25e0 [ 49.531769] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.532677] ? __pfx_do_seccomp+0x10/0x10 [ 49.533488] ? find_held_lock+0x2b/0x80 [ 49.534190] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.535135] ? static_key_count+0x60/0x80 [ 49.535934] prctl_set_seccomp+0x4e/0x70 [ 49.536702] __do_sys_prctl+0xe6c/0x1d70 [ 49.537497] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.538352] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.539298] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.540204] ? irqentry_exit+0xf3/0x650 [ 49.541003] do_syscall_64+0xbf/0x430 [ 49.541747] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.542680] RIP: 0033:0x7fbbcf1845cd [ 49.543380] 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 [ 49.546568] RSP: 002b:00007ffd16283760 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.547928] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbcf1845cd [ 49.549224] RDX: 0000564e98ab1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.550520] RBP: 00007ffd162837c0 R08: 0000000000000000 R09: 00007ffd16282e60 [ 49.551808] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ed5d06ad0 [ 49.553111] R13: 00007ffd16283bf0 R14: 0000564ed5d07bc0 R15: 0000564ed5d18780 [ 49.554417] [ 49.554840] irq event stamp: 1731 [ 49.555494] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 49.557016] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 49.558537] softirqs last enabled at (1610): [] handle_softirqs+0x50c/0x770 [ 49.560078] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 49.561465] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58967' (ECDSA) to the list of known hosts. 2025/11/18 16:28:54 fuzzer started 2025/11/18 16:28:54 dialing manager at localhost:34383 2025/11/18 16:28:54 checking machine... 2025/11/18 16:28:54 checking revisions... [ 50.458222] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:28:54 testing simple program... [ 50.550536] cgroup: Unknown subsys name 'net' [ 50.633911] cgroup: Unknown subsys name 'cpuset' [ 50.660698] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:28:53 Registers: info registers vcpu 0 RAX=ffffffff88596101 RBX=ffff8880167d0000 RCX=0000000000000002 RDX=0000000000000001 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888014bb7550 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526f5b RFL=00000046 [---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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f439417f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f439415e020 CR3=000000000d4f2000 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=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=ffff88800d5a2100 RBX=0000000000000200 RCX=ffffffff8152d723 RDX=00000000000000c0 RSI=0000000000000000 RDI=ffff88800d5c0c00 RBP=ffff88800d5c0c00 RSP=ffff888009787988 R8 =0000000000000001 R9 =ffffed10012f0f22 R10=0000000000000003 R11=0000000000000001 R12=ffff88800d5a6880 R13=0000000000000246 R14=ffff88800d5c0c00 R15=ffff88800995edc0 RIP=ffffffff81b61b16 RFL=00000087 [--S--PC] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055fa24881448 CR3=000000000e0f7000 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=2aa683ca357bac7a00000000000ae988 XMM05=1319e678c5640f8a0000000000320d10 XMM06=280a1d610a8a97f10000000000320c78 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000