[ 46.719562] ------------[ cut here ]------------ [ 46.720473] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.722513] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.723969] Modules linked in: [ 46.724595] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.726810] Tainted: [W]=WARN [ 46.727680] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.729157] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.730077] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 46.733245] RSP: 0018:ffff88801759fbc0 EFLAGS: 00010286 [ 46.734223] RAX: 0000000000000000 RBX: ffffed1002eb3f78 RCX: ffffffff813a4050 [ 46.735511] RDX: ffff888018e3d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.736785] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb3f2f [ 46.738075] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.739367] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801759fdf8 [ 46.740651] FS: 00007fc976d02900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.742092] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.743148] CR2: 00007fc9771f4580 CR3: 000000000bfde000 CR4: 0000000000350ef0 [ 46.744428] Call Trace: [ 46.744886] [ 46.745350] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.746284] ? __create_object+0x59/0x80 [ 46.747072] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.747999] __vmalloc_noprof+0x59/0x60 [ 46.748761] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.749637] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.750591] bpf_prog_alloc+0x39/0x200 [ 46.751345] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.752277] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.753184] do_seccomp+0x349/0x25e0 [ 46.753865] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.754769] ? __pfx_do_seccomp+0x10/0x10 [ 46.755554] ? find_held_lock+0x2b/0x80 [ 46.756307] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.757263] ? static_key_count+0x60/0x80 [ 46.758078] prctl_set_seccomp+0x4e/0x70 [ 46.758802] __do_sys_prctl+0xe6c/0x1d70 [ 46.759585] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.760432] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.761396] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.762382] ? irqentry_exit+0xf3/0x650 [ 46.763152] do_syscall_64+0xbf/0x430 [ 46.763843] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.764792] RIP: 0033:0x7fc9771f45cd [ 46.765500] 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 [ 46.768648] RSP: 002b:00007ffe7e3274e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.770015] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc9771f45cd [ 46.771312] RDX: 0000564a95175e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.772578] RBP: 00007ffe7e327540 R08: 0000000000000000 R09: 00007ffe7e326be0 [ 46.773882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564a9583e240 [ 46.775162] R13: 00007ffe7e327970 R14: 0000564a95847380 R15: 0000564a95852540 [ 46.776468] [ 46.776893] irq event stamp: 1829 [ 46.777557] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 46.779099] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 46.780617] softirqs last enabled at (1450): [] handle_softirqs+0x50c/0x770 [ 46.782173] softirqs last disabled at (1445): [] __irq_exit_rcu+0xc4/0x100 [ 46.783700] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.085477] ------------[ cut here ]------------ [ 50.086427] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.088437] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 50.089877] Modules linked in: [ 50.091890] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.093939] Tainted: [W]=WARN [ 50.094538] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.095985] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.096904] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 50.100039] RSP: 0018:ffff8880171bfbc0 EFLAGS: 00010286 [ 50.100964] RAX: 0000000000000000 RBX: ffffed1002e37f78 RCX: ffffffff813a4050 [ 50.102236] RDX: ffff888017520000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.103502] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e37f2f [ 50.104768] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.106058] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171bfdf8 [ 50.107327] FS: 00007f1a623be900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.108737] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.109775] CR2: 00007fff065c7ef8 CR3: 000000000e089000 CR4: 0000000000350ef0 [ 50.111070] Call Trace: [ 50.111525] [ 50.111925] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.112820] ? __create_object+0x59/0x80 [ 50.113589] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.114557] __vmalloc_noprof+0x59/0x60 [ 50.115299] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.116172] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.117097] bpf_prog_alloc+0x39/0x200 [ 50.117788] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.118729] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.119613] do_seccomp+0x349/0x25e0 [ 50.120349] ? find_held_lock+0x2b/0x80 [ 50.121106] ? do_prlimit+0x310/0x610 [ 50.121794] ? __pfx_do_seccomp+0x10/0x10 [ 50.122582] ? do_raw_spin_unlock+0x53/0x220 [ 50.123404] ? _raw_spin_unlock+0x1e/0x40 [ 50.124165] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.125115] ? static_key_count+0x60/0x80 [ 50.125868] prctl_set_seccomp+0x4e/0x70 [ 50.126646] __do_sys_prctl+0xe6c/0x1d70 [ 50.127416] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.128275] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.129237] ? irqentry_exit+0xf3/0x650 [ 50.129963] do_syscall_64+0xbf/0x430 [ 50.130702] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.131639] RIP: 0033:0x7f1a628b05cd [ 50.132324] 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 [ 50.135447] RSP: 002b:00007fff065c6ea0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.136818] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1a628b05cd [ 50.138109] RDX: 0000561dde186e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.139364] RBP: 00007fff065c6f00 R08: 0000000000000000 R09: 00007fff065c65a0 [ 50.140624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561e0c8c2ad0 [ 50.141888] R13: 00007fff065c7330 R14: 0000561e0c8c3bc0 R15: 0000561e0c8d4780 [ 50.143163] [ 50.143584] irq event stamp: 2113 [ 50.144249] hardirqs last enabled at (2135): [] __up_console_sem+0x78/0x80 [ 50.145751] hardirqs last disabled at (2144): [] __up_console_sem+0x5d/0x80 [ 50.147254] softirqs last enabled at (2132): [] handle_softirqs+0x50c/0x770 [ 50.148783] softirqs last disabled at (2121): [] __irq_exit_rcu+0xc4/0x100 [ 50.150272] ---[ end trace 0000000000000000 ]--- [ 50.984466] ------------[ cut here ]------------ [ 50.985396] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.987408] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.988904] Modules linked in: [ 50.989548] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.991520] Tainted: [W]=WARN [ 50.992102] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.993539] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.994460] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 50.997575] RSP: 0018:ffff88801674fbc0 EFLAGS: 00010286 [ 50.998556] RAX: 0000000000000000 RBX: ffffed1002ce9f78 RCX: ffffffff813a4050 [ 50.999820] RDX: ffff888016c10000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.001076] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ce9f2f [ 51.002375] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.003633] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801674fdf8 [ 51.004889] FS: 00007f75648fa900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.006330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.007360] CR2: 00007ffef5c92ef8 CR3: 000000000e187000 CR4: 0000000000350ef0 [ 51.008632] Call Trace: [ 51.009141] [ 51.009548] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.010452] ? __create_object+0x59/0x80 [ 51.011209] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.012161] __vmalloc_noprof+0x59/0x60 [ 51.012860] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.013718] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.014653] bpf_prog_alloc+0x39/0x200 [ 51.015393] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.016325] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.017217] do_seccomp+0x349/0x25e0 [ 51.017888] ? find_held_lock+0x2b/0x80 [ 51.018638] ? do_prlimit+0x310/0x610 [ 51.019374] ? __pfx_do_seccomp+0x10/0x10 [ 51.020156] ? do_raw_spin_unlock+0x53/0x220 [ 51.020932] ? _raw_spin_unlock+0x1e/0x40 [ 51.021704] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.022681] ? static_key_count+0x60/0x80 [ 51.023492] prctl_set_seccomp+0x4e/0x70 [ 51.024262] __do_sys_prctl+0xe6c/0x1d70 [ 51.024992] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.025847] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.026805] ? irqentry_exit+0xf3/0x650 [ 51.027548] do_syscall_64+0xbf/0x430 [ 51.028297] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.029245] RIP: 0033:0x7f7564dec5cd [ 51.029911] 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 [ 51.033039] RSP: 002b:00007ffef5c904c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.034422] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7564dec5cd [ 51.035692] RDX: 0000563a1351de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.036955] RBP: 00007ffef5c90520 R08: 0000000000000000 R09: 00007ffef5c8fbc0 [ 51.038255] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563a383c4ad0 [ 51.039546] R13: 00007ffef5c90950 R14: 0000563a383c5bc0 R15: 0000563a383d6780 [ 51.040894] [ 51.041370] irq event stamp: 1781 [ 51.041977] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 51.043515] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 51.045037] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 51.046584] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 51.048083] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8223' (ECDSA) to the list of known hosts. 2025/11/17 14:52:19 fuzzer started 2025/11/17 14:52:19 dialing manager at localhost:37895 2025/11/17 14:52:19 checking machine... 2025/11/17 14:52:19 checking revisions... [ 51.947886] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:52:19 testing simple program... [ 52.044150] cgroup: Unknown subsys name 'net' [ 52.118368] cgroup: Unknown subsys name 'cpuset' [ 52.135911] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:52:18 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff888016355340 RCX=ffffffff817d97d6 RDX=0000000000000000 RSI=0000000000000002 RDI=ffffffff813c0dbe RBP=ffff888016977728 RSP=ffff88806ce08f70 R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000200 R15=0000000000000000 RIP=ffffffff84c71c44 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 00007f1a623be900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff065c1000 CR3=000000001ef2a000 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=000000000002cc71 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe248976000 CR3=000000000c47b000 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=896a3bd7b02a7f98bf4db68b56f5552b XMM02=0000000000306f40ec2efd57dc4c00df XMM03=0000000000313dd8a560d90db8c615fa XMM04=b54d72e65bd5b7cd00000000000ae988 XMM05=07c8bb74b6c04a440000000000322d68 XMM06=d74844bf967d85ba0000000000322bf0 XMM07=e042d86d42eb936e00000000003140b0 XMM08=a560d90db8c615fa0000000000306fa0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000