syzkaller login: [ 45.368352] ------------[ cut here ]------------ [ 45.369254] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.371224] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.372679] Modules linked in: [ 45.373291] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.375459] Tainted: [W]=WARN [ 45.376054] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.377487] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.378383] 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 [ 45.381499] RSP: 0018:ffff88800d897bc0 EFLAGS: 00010286 [ 45.382470] RAX: 0000000000000000 RBX: ffffed1001b12f78 RCX: ffffffff813a4050 [ 45.383725] RDX: ffff8880196c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.384971] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001b12f2f [ 45.386204] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.387449] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d897df8 [ 45.388713] FS: 00007fe7ae500900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.390141] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.391193] CR2: 00007fe7aea664a6 CR3: 000000000d8d6000 CR4: 0000000000350ef0 [ 45.392457] Call Trace: [ 45.392957] [ 45.393349] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.394221] ? __create_object+0x59/0x80 [ 45.394979] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.395917] __vmalloc_noprof+0x59/0x60 [ 45.396596] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.397434] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.398332] bpf_prog_alloc+0x39/0x200 [ 45.399044] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.399957] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.400831] do_seccomp+0x349/0x25e0 [ 45.401476] ? find_held_lock+0x2b/0x80 [ 45.402214] ? do_prlimit+0x310/0x610 [ 45.402929] ? __pfx_do_seccomp+0x10/0x10 [ 45.403661] ? do_raw_spin_unlock+0x53/0x220 [ 45.404455] ? _raw_spin_unlock+0x1e/0x40 [ 45.405205] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.406131] ? static_key_count+0x60/0x80 [ 45.406914] prctl_set_seccomp+0x4e/0x70 [ 45.407631] __do_sys_prctl+0xe6c/0x1d70 [ 45.408386] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.409235] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.410169] ? irqentry_exit+0xf3/0x650 [ 45.410908] do_syscall_64+0xbf/0x430 [ 45.411591] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.412513] RIP: 0033:0x7fe7ae9f25cd [ 45.413196] 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 [ 45.416262] RSP: 002b:00007fff6be0cf10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.417568] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe7ae9f25cd [ 45.418812] RDX: 000055bfe788ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.420068] RBP: 00007fff6be0cf70 R08: 0000000000000000 R09: 00007fff6be0c610 [ 45.421316] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0063abad0 [ 45.422542] R13: 00007fff6be0d3a0 R14: 000055c0063acbc0 R15: 000055c0063bd780 [ 45.423807] [ 45.424220] irq event stamp: 1767 [ 45.424853] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 45.426317] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 45.427782] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 45.429256] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 45.430698] ---[ end trace 0000000000000000 ]--- [ 49.025585] ------------[ cut here ]------------ [ 49.026500] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.028512] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.031290] Modules linked in: [ 49.032017] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.033998] Tainted: [W]=WARN [ 49.034541] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.036018] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.036914] 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 [ 49.040059] RSP: 0018:ffff8880164bfbc0 EFLAGS: 00010286 [ 49.041030] RAX: 0000000000000000 RBX: ffffed1002c97f78 RCX: ffffffff813a4050 [ 49.042292] RDX: ffff8880160e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.043566] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c97f2f [ 49.044829] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.046081] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164bfdf8 [ 49.047349] FS: 00007f9ae6a9f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.048773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.049834] CR2: 00007fff71b27ef8 CR3: 000000000e9f4000 CR4: 0000000000350ef0 [ 49.051105] Call Trace: [ 49.051575] [ 49.052024] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.052916] ? __create_object+0x59/0x80 [ 49.053638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.054582] __vmalloc_noprof+0x59/0x60 [ 49.055314] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.056192] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.057125] bpf_prog_alloc+0x39/0x200 [ 49.057840] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.058708] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.059601] do_seccomp+0x349/0x25e0 [ 49.060308] ? find_held_lock+0x2b/0x80 [ 49.061070] ? do_prlimit+0x310/0x610 [ 49.061815] ? __pfx_do_seccomp+0x10/0x10 [ 49.062559] ? do_raw_spin_unlock+0x53/0x220 [ 49.063390] ? _raw_spin_unlock+0x1e/0x40 [ 49.064167] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.065128] ? static_key_count+0x60/0x80 [ 49.065918] prctl_set_seccomp+0x4e/0x70 [ 49.066634] __do_sys_prctl+0xe6c/0x1d70 [ 49.067418] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.068263] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.069210] ? irqentry_exit+0xf3/0x650 [ 49.069963] do_syscall_64+0xbf/0x430 [ 49.070658] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.071618] RIP: 0033:0x7f9ae6f915cd [ 49.072319] 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 [ 49.075458] RSP: 002b:00007fff71b26970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.076802] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ae6f915cd [ 49.078062] RDX: 000056029ac8ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.079354] RBP: 00007fff71b269d0 R08: 0000000000000000 R09: 00007fff71b26070 [ 49.080614] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602c3b7dad0 [ 49.081878] R13: 00007fff71b26e00 R14: 00005602c3b7ebc0 R15: 00005602c3b8f780 [ 49.083153] [ 49.083586] irq event stamp: 2083 [ 49.084225] hardirqs last enabled at (2093): [] __up_console_sem+0x78/0x80 [ 49.085752] hardirqs last disabled at (2104): [] __up_console_sem+0x5d/0x80 [ 49.087259] softirqs last enabled at (1996): [] handle_softirqs+0x50c/0x770 [ 49.088808] softirqs last disabled at (1991): [] __irq_exit_rcu+0xc4/0x100 [ 49.090300] ---[ end trace 0000000000000000 ]--- [ 49.847879] ------------[ cut here ]------------ [ 49.848792] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.850850] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.852301] Modules linked in: [ 49.854253] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.856314] Tainted: [W]=WARN [ 49.856894] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.858349] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.859242] 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 [ 49.862404] RSP: 0018:ffff8880164d7bc0 EFLAGS: 00010286 [ 49.863400] RAX: 0000000000000000 RBX: ffffed1002c9af78 RCX: ffffffff813a4050 [ 49.864683] RDX: ffff888019bf1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.865936] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c9af2f [ 49.867203] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.868482] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164d7df8 [ 49.869763] FS: 00007f4c03b70900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.871187] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.872255] CR2: 00007f4c040d64a6 CR3: 000000001992e000 CR4: 0000000000350ef0 [ 49.873548] Call Trace: [ 49.874042] [ 49.874448] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.875353] ? __create_object+0x59/0x80 [ 49.876143] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.877091] __vmalloc_noprof+0x59/0x60 [ 49.877840] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.878657] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.879584] bpf_prog_alloc+0x39/0x200 [ 49.880312] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.881251] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.882148] do_seccomp+0x349/0x25e0 [ 49.882845] ? find_held_lock+0x2b/0x80 [ 49.883590] ? do_prlimit+0x310/0x610 [ 49.884315] ? __pfx_do_seccomp+0x10/0x10 [ 49.885104] ? do_raw_spin_unlock+0x53/0x220 [ 49.885925] ? _raw_spin_unlock+0x1e/0x40 [ 49.886661] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.887631] ? static_key_count+0x60/0x80 [ 49.888428] prctl_set_seccomp+0x4e/0x70 [ 49.889182] __do_sys_prctl+0xe6c/0x1d70 [ 49.889947] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.890789] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.891772] ? irqentry_exit+0xf3/0x650 [ 49.892488] do_syscall_64+0xbf/0x430 [ 49.893217] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.894153] RIP: 0033:0x7f4c040625cd [ 49.894837] 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 [ 49.897973] RSP: 002b:00007fff53e85240 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.899346] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4c040625cd [ 49.900619] RDX: 0000561e2da2ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.901893] RBP: 00007fff53e852a0 R08: 0000000000000000 R09: 00007fff53e84940 [ 49.903167] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561e3af80240 [ 49.904479] R13: 00007fff53e856d0 R14: 0000561e3af89380 R15: 0000561e3af94540 [ 49.905782] [ 49.906205] irq event stamp: 2105 [ 49.906853] hardirqs last enabled at (2115): [] __up_console_sem+0x78/0x80 [ 49.908377] hardirqs last disabled at (2124): [] __up_console_sem+0x5d/0x80 [ 49.909888] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 49.911436] softirqs last disabled at (1599): [] __irq_exit_rcu+0xc4/0x100 [ 49.912851] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28134' (ECDSA) to the list of known hosts. 2025/11/19 01:20:53 fuzzer started 2025/11/19 01:20:53 dialing manager at localhost:34383 2025/11/19 01:20:53 checking machine... 2025/11/19 01:20:53 checking revisions... [ 50.770564] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:20:53 testing simple program... [ 50.853492] cgroup: Unknown subsys name 'net' [ 50.904079] cgroup: Unknown subsys name 'cpuset' [ 50.917029] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:20:52 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880195379c0 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff8880195379a0 RDI=ffff88806ce31cd0 RBP=ffff888019530000 RSP=ffff8880195375c8 R8 =0000000000000001 R9 =ffff888019537678 R10=000000000003c9ed R11=00000000000255fd R12=ffff888019537601 R13=ffff888019537680 R14=ffff8880195379a0 R15=ffff888019537638 RIP=ffffffff8135eed2 RFL=00000202 [-------] 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 00007f9ae6a9f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff71b20000 CR3=000000000e9ff000 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=000000000001ef1f 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=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 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=00007ff5f998c000 CR3=000000000d2d6000 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=5b5b6933948fc1ae7a4472211c2bdf64 XMM02=0000000000304600ec2efd57dc4c00df XMM03=0000000000312080a754f1ba17d3e0b9 XMM04=0935793a214dee7b00000000000ae988 XMM05=090f1556b20111b30000000000321018 XMM06=5b75c91c804453420000000000320ea0 XMM07=e042d86d42eb936e0000000000312300 XMM08=a754f1ba17d3e0b90000000000304660 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000